JP6826580B2 - Saddle-type vehicle - Google Patents

Description

The present invention relates to a saddle-mounted vehicle.
The present application claims priority based on Chinese patent application 20151044158.2 filed on July 24, 2015, the contents of which are incorporated herein by reference.

In FIG. 4 and the like of Patent Document 1, the engine, the vehicle body frame in which the vertical frame portion extending in the vertical direction is arranged behind the engine, the rear wheels arranged behind the vertical frame portion, and the lower portion of the vertical frame portion. It is equipped with a main stand supported by the engine and a muffler (exhaust device) that is connected to the exhaust pipe extending from the engine and arranges the rear part between the vertical frame part and the rear wheels. A pair of support legs are arranged on the outside in the vehicle width direction of the muffler, and the support legs are extended in the front-rear direction to separate from the ground, and the support legs are extended in the vertical direction to support the vehicle body. A configuration that can swing between the standing position and the standing position is disclosed. A discharge pipe for discharging exhaust gas to the outside is connected to the muffler, and a protector (cover member) is provided around the discharge pipe.

International Publication No. 2009/0844555

By providing a protector (cover member) that covers the discharge pipe, the heat effect of the heat from the discharge pipe on the occupants (driver and passengers) is suppressed, but in terms of suppressing the heat effect, the silencer body It is desirable to suppress the heat effect on the surroundings due to the heat of.
However, the protector of the above-mentioned prior art only covers the periphery of the discharge pipe located above the main stand in order to avoid interference with the main stand. That is, since the protector is restricted by the main stand, it is difficult to provide the protector in a wide range. In addition, the amount of exposure of the main stand when viewed from the side increases, which affects the appearance.
Aspects of the present invention include an exhaust device in which at least a part thereof is arranged between the vertical frame portion of the vehicle body frame and the rear wheels, a main stand in which a pair of left and right support legs are arranged outside the exhaust device in the vehicle width direction. Provided is a saddle-type vehicle that suppresses the influence of heat on the surroundings of the exhaust device and improves the appearance.

The first aspect of the present invention is an engine, a vehicle body frame in which a vertical frame portion extending in the vertical direction is arranged behind the engine, a rear wheel arranged behind the vertical frame portion, and an extension from the engine. An exhaust device that is connected to the exhaust pipe and at least a part of it is arranged between the vertical frame portion and the rear wheel, and a main that arranges a pair of left and right support legs outside the vehicle width direction of the exhaust device. The main stand includes a stand and a protector that covers at least a part of the exhaust device from the outside in the vehicle width direction, and the main stand has a storage position in which the pair of left and right support legs are extended in the front-rear direction and separated from the ground. The pair of left and right support legs are supported by the vertical frame portion so that the pair of left and right support legs can be rotated at an upright position that supports the vehicle body by extending them in the vertical direction, and the protector A cover portion that covers at least a part of the main stand from the outside in the vehicle width direction is provided, the protector extends rearward in the vehicle width direction avoiding the rear wheels, and the rear end of the protector is retracted by the main stand. It is a saddle-riding vehicle that extends beyond the rear ends of the pair of left and right support legs when in position .
A second aspect of the present invention is an engine, a vehicle body frame in which a vertical frame portion extending in the vertical direction is arranged behind the engine, a rear wheel arranged behind the vertical frame portion, and an extension from the engine. An exhaust device that is connected to the exhaust pipe and at least partly arranged between the vertical frame portion and the rear wheel, and a pair of left and right support legs that are arranged outside the exhaust device in the vehicle width direction. The main stand includes a stand and a protector that covers at least a part of the exhaust device from the outside in the vehicle width direction, and the main stand has a storage position in which the pair of left and right support legs are extended in the front-rear direction and separated from the ground. wherein the pair of right and left support legs and standing position vertical direction is extended by supporting the vehicle body, in so as to be rotatable, it is supported the pair of right and left support legs to the vertical frame, the protector the includes a power sale covering from the outside in the vehicle width direction covering portion at least a part of the main stand, the exhaust device includes a first support stay and the second support stay for supporting the protector, the first support stay and the The two support stays are saddle-riding vehicles that are separated from each other in the front-rear direction, and at least one of the pair of left and right support legs passes between the first support stay and the second support stay .

In the third aspect of the present invention, in the second aspect , the second support stay is provided behind and above the first support stay.

In a fourth aspect of the present invention, in the second or third aspect , the main stand in the retracted position is attached to the exhaust device, the protector, the first support stay, and the second support stay in a bottom view. It is placed in an enclosed position.
In a fifth aspect of the present invention, in any one of the first to fourth aspects, when the main stand is in the upright position, the covering portion is formed from at least one of the pair of left and right support legs. Also extends forward and covers at least a part of the support legs from the outside in the vehicle width direction.

A sixth aspect of the present invention is, in any one of the first to fifth aspects , the main stand includes a connecting portion for connecting the pair of left and right support legs, and the exhaust device. Provided a stand stopper portion that defines a storage position of the main stand by bringing the connecting portion into contact with the rear end portion of the exhaust device facing the rear wheel, and the stand stopper portion is the connecting portion. The contact surface is provided above the lower end of the exhaust device.

A seventh aspect of the present invention is, in any one of the first to sixth aspects, the main stand includes a connecting portion for connecting between the pair of left and right support legs, and the main. When the stand is in the retracted position, the connecting portion is located above the lower end of the exhaust device and in front of the front end of the rear wheel.

In the eighth aspect of the present invention, in any one of the first to seventh aspects , the exhaust device is arranged below the vertical frame portion, and the swing axis of the main stand is the vertical frame portion. It is placed below.

According to the first and second aspects, a protector that covers at least a part of the exhaust device from the outside in the vehicle width direction is provided, and the protector is provided with a covering portion that covers at least a part of the main stand from the outside in the vehicle width direction. Therefore, the protector including the covering portion can be provided in a wide range without interfering with the main stand. Therefore, it is possible to effectively cover the outside of the exhaust device in the vehicle width direction and suppress the thermal influence on the occupants (driver and passengers). Further, since the protector includes a covering portion that covers at least a part of the main stand from the outside in the vehicle width direction, the exposure amount of the main stand can be reduced and the appearance can be improved when the vehicle is running.
Further, according to the first aspect, it is possible to provide a protector in a wider area to reduce the heat effect on the occupant, and at the same time, secure a sufficient area for covering the main stand to improve the appearance. it can.
Further, according to the second aspect, the support legs pass between the first support stay and the second support stay which are separated from each other in the front-rear direction, so that the first support stay, the second support stay and the main stand The main stand can be effectively hidden by the cover while suppressing interference with. Further, by providing the first support stay and the second support stay apart from each other in the front-rear direction, the protector can be stably supported by the exhaust device.

According to the third aspect , since the second support stay is provided behind and above the first support stay, the support legs are positioned higher when the main stand is flipped up rearward to the retracted position. It is possible to flip up to, and a sufficient bank angle of the vehicle can be secured.

According to the fourth aspect , the main stand in the retracted position can be surrounded by the exhaust device, the protector, the first support stay, and the second support stay from the bottom view.
According to the fifth aspect, the protector including the covering portion can be provided in a wide range, and the heat influence on the occupant can be further suppressed. Further, when the main stand is in the upright position, the covering portion extends forward from the supporting leg portion and covers at least a part of the supporting leg portion from the outside in the vehicle width direction, so that even when parking using the main stand. , The amount of exposure of the main stand can be reduced to improve the appearance.

According to the sixth aspect , since the stand stopper portion that defines the storage position of the main stand is located above the lower end of the exhaust device, the support legs are higher when the main stand is in the storage position. It is possible to flip it up to the position, and it is possible to secure a sufficient bank angle of the vehicle. Further, since the stand stopper portion is provided at the rear end portion of the exhaust device facing the rear wheel, the stopper portion can be made inconspicuous and the appearance can be improved.

According to the seventh aspect , it is possible to flip up the support leg of the main stand in the stowed position to a higher position while ensuring a clearance between the connecting portion of the main stand in the stowed position and the rear wheel. Therefore, a sufficient bank angle of the vehicle can be secured.

According to the eighth aspect , the exhaust device can be arranged below the vertical frame portion, and the swing shaft of the main stand can be arranged below the vertical frame portion.

It is a left side view of the motorcycle which concerns on embodiment of this invention. It is a top view of the motorcycle. It is a left side view of the body frame of the motorcycle. It is a top view of the body frame. It is a right side view around the exhaust muffler of the motorcycle. It is a right side view of the exhaust muffler. It is a bottom view around the exhaust muffler. It is a rear view around the exhaust muffler. It is a bottom view corresponding to FIG. 7 which shows the 1st modification of the said embodiment. It is a side view corresponding to FIG. 5 which shows the 2nd modification of the said embodiment.

Hereinafter, embodiments of the present invention will be described with reference to the drawings. Unless otherwise specified, the directions such as front, rear, left, and right in the following description are the same as the directions in the vehicle described below. Further, at appropriate locations in the figure used in the following description, an arrow FR indicating the front of the vehicle, an arrow LH indicating the left side of the vehicle, an arrow UP indicating the upper part of the vehicle, and a line CL indicating the center of the left and right sides of the vehicle body are shown.

As shown in FIGS. 1 and 2, the present embodiment is applied to the motorcycle 1 which is a saddle-riding vehicle. The front wheels 2 of the motorcycle 1 are supported by the lower ends of a pair of left and right front forks 3. The left and right front forks 3 are supported by the head pipe 11 at the front end of the vehicle body frame 10 via the steering stem 4 and the top bridge 5. A bar-type steering handle 6 is attached to the upper portion of the left and right front forks 3 and the top bridge 5.

The rear wheel 7 of the motorcycle 1 is supported by the rear end of the swing arm 8. The front end portion of the swing arm 8 is supported by the pivot portion 13a of the vehicle body frame 10. The rear wheels 7 are linked to the engine 30, which is the prime mover of the motorcycle 1, for example, via a chain-type transmission mechanism. The lower end of the rear cushion 9 is connected to the front portion of the swing arm 8.

With reference to FIGS. 3 and 4, the vehicle body frame 10 includes a head pipe 11, a single main frame 12 extending rearward and downward along the left and right centers of the vehicle body behind the head pipe 11, and after the main frame 12. A pivot frame 13 coupled to a lower end portion is provided. The main frame 12 integrally forms a horizontal frame portion 12a, a curved portion 12b, and a vertical frame portion 12c in this order from the head pipe 11 side. A cushion bracket 14 connecting the upper end portion of the rear cushion 9 is fixed behind the curved portion 12b. The pivot frame 13 includes a pivot portion 13a that supports the front end portion of the swing arm 8. The front end portion of the swing arm 8 is supported by the pivot portion 13a via the pivot shaft 13b (swing shaft) along the left-right direction. A muffler support bracket 13c that supports the exhaust muffler 37 is fixed to the rear portion of the pivot frame 13.

Further, the vehicle body frame 10 includes a down frame 15 extending downward from the lower part of the head pipe 11 below the main frame 12, a front gusset 16 extending between the front portions of the main frame 12 and the down frame 15, and a down frame 15. It is provided with a front lower gusset 17 fixed to the front lower side of the upper part of the. A front engine hanger 18 is coupled to the lower end of the down frame 15. The front end of the crankcase 31 of the engine 30 is supported by the front engine hanger 18.

Further, the vehicle body frame 10 includes a seat frame 20 that connects a front end portion to the main frame 12 and the pivot frame 13. The seat frame 20 includes a pair of left and right front seat rails 21 extending rearward from the rear portion of the horizontal frame portion 12a of the main frame 12, a pair of left and right support frames 22 extending upward and rearward from the rear portion of the pivot portion 13a of the pivot frame 13. To be equipped. The left and right support frames 22 support the rear ends of the left and right front seat rails 21. The left and right support frames 22 extend upward and rearward beyond the rear end positions of the left and right front seat rails 21. The upper and rear portions of the left and right support frames 22 form a pair of left and right rear seat rails 22a that are connected to the rear of the left and right front seat rails 21. The rear upper gusset 23 is fixed to the upper part of the rear seat rail 22a.

The front and rear intermediate portions of the left and right front seat rails 21 are connected via a center cross plate 24. The term "intermediate" used in the present embodiment means not only the center between both ends of the target but also the inner range between both ends of the target. The left and right rear seat rails 22a (rear upper gusset 23) are connected to each other via a rear cross plate 25.

With reference to FIGS. 1 and 2, the engine 30 is mounted inside the vehicle body frame 10. The engine 30 is, for example, an air-cooled single-cylinder engine. The engine 30 raises the cylinder 32 above the front portion of the crankcase 31. The front end of the crankcase 31 is supported by the front engine hanger 18. The rear end of the crankcase 31 is supported by the pivot frame 13. The cylinder 32 includes a cylinder block 33, a cylinder head 34, and a head cover 35 in this order from the crankcase 31 side.
The engine 30 may be a parallel or V-type multi-cylinder engine, or may be a water-cooled engine.

An intake passage (not shown) including a throttle portion and the like is connected to the rear portion of the cylinder head 34. The base end portion of the exhaust pipe 36 is connected to the front portion of the cylinder head 34. The exhaust pipe 36 is curved downward at the front portion of the cylinder head 34, and is curved rearward at the front lower portion of the crankcase 31.
An exhaust muffler 37 is arranged below the crankcase 31. The rear end of the exhaust pipe 36 is connected to the front end of the exhaust muffler 37. On the right side of the rear end portion of the exhaust muffler 37, a tail pipe 37a extending to the rear right side and opening on the right side of the front end portion of the rear wheel 7 is provided.

A fuel tank 40 for storing the fuel of the engine 30 is arranged above the main frame 12. A seat 41 on which the driver and the rear passenger are seated is arranged behind the fuel tank 40.
The fuel tank 40 is provided from above the intermediate position avoiding the front portion of the main frame 12 to the front end position of the seat 41. A main switch 42 (key cylinder) supported by the front portion of the main frame 12 is arranged in front of the fuel tank 40 and above the front portion of the main frame 12.

The left and right outer sides of the fuel tank 40 and the main switch 42 are covered with a pair of left and right tank covers 43. The left and right tank covers 43 integrally form a cover main body 43a that covers the left and right outer sides of the fuel tank 40 and the main switch 42, and a shroud portion 43b that extends forward and downward from the front of the cover main body 43a.
A pair of left and right upper side covers 44 are arranged below the left and right cover main bodies 43a. The upper side cover 44 forms a rear extending portion 44a extending to the lower left and right outer sides of the front portion of the seat 41.
Below the left and right upper side covers 44, a pair of left and right center side covers 45 that cover the periphery of the vertical frame portion 12c of the main frame 12 are provided.

A tank center cover 46 that covers the fuel tank 40 and the main switch 42 is provided between the upper parts of the left and right cover main bodies 43a. The tank center cover 46 is provided with a fuel filler port access unit 46a that enables access to the fuel filler port 40a of the fuel tank 40, and a switch access unit 46b that enables access to the key hole of the main switch 42. ..

A pair of left and right rear side covers 47 are provided behind the rear extending portions 44a of the left and right upper side covers 44. The left and right rear side covers 47 extend rearward as they rise, and extend below the left and right outer sides of the rear portion of the seat 41. Below the front portion of the left and right rear side covers 47, a pair of left and right rear lower side covers 48 that cover the mounting portion of the pillion step bracket 68 are provided.

A pair of left and right fender side stays 49 and a pair of left and right tail side covers 50 are provided behind the left and right rear side covers 47. A tail lamp 51 located directly below the rear end of the seat 41 is arranged between the rear portions of the left and right tail side covers 50. The left and right fender side stays 49 extend rearward and downward so as to be separated from the tail lamp 51. The rear end portions of the left and right fender side stays 49 are connected via the rear end connecting portion 52. A pair of left and right rear winkers 53 are supported on the left and right outer surfaces of the rear end connecting portion 52. A license lamp 54 and a reflector 55 are supported on the rear surface of the rear end connecting portion 52. Below the rear end connecting portion 52, a tail fender 56 extending rearward and downward is provided. A license plate 57 is supported on the rear surface of the tail fender 56.

A headlamp 60, a pair of left and right front blinkers 61, and a meter device 62 are supported on the steering stem 4 and the top bridge 5. A front center cowl 63 is arranged between the headlamp 60 and the meter device 62 located above the headlamp 60. A pair of left and right front side cowls 64 are arranged on the left and right outside of the headlamp 60. A front fender 65 is arranged below the headlamp 60 so as to be separated from the headlamp 60.

A pair of left and right step plates 66 are attached to the left and right outside of the pivot frame 13. A foldable main step 67 on which the driver's foot is placed is supported on the left and right step plates 66. A pair of left and right pillion step brackets 68 are attached to the left and right outside of the left and right support frames 22. The left and right pillion step brackets 68 support a foldable pillion step 69 on which the feet of the rear passenger are placed.

A lower cross pipe 26 along the left-right direction is fixed to the lower end of the pivot frame 13. A pair of left and right stand brackets 27 are fixed to the left and right outside of the lower cross pipe 26. The left and right stand brackets 27 support a main stand 70 that supports the vehicle body in an upright position. The main stand 70 is storably supported via a swing shaft along the left-right direction. A side stand bracket 28 is fixed to the left outer side of the lower cross pipe 26. The side stand bracket 28 supports a side stand 71 that supports the vehicle body by tilting it to the left. The side stand 71 is storably supported via a swing shaft that is inclined to the left in the left-right direction.

Next, the main parts of the present embodiment will be described with reference to FIGS. 5 to 8.
As shown in FIGS. 5 and 6, the exhaust muffler 37 extends substantially horizontally from below the crankcase 31 to the rear. The front end portion 37b of the exhaust muffler 37 is arranged in front of the crank axis C1 (crank rotation center) along the left-right direction in the engine 30. The rear end portion 37c of the exhaust muffler 37 is arranged behind the pivot frame 13 and in front of the rear wheels 7.

The lower surface of the exhaust muffler 37 is formed substantially horizontally. The upper surface of the exhaust muffler 37 is formed by changing in a stepped shape so that the rear portion is higher than the front portion. The upper surface of the exhaust muffler 37 is formed relatively low at a position below the crankcase 31 and the pivot frame 13, and is formed relatively high at the rear of the pivot frame 13.

Hereinafter, the portion of the exhaust muffler 37 having a low upper surface is referred to as a muffler first half 38, and a portion having a high upper surface is referred to as a muffler second half 39. The muffler first half 38 and the muffler second half 39 are formed of separate members from each other. The front half portion 38 of the muffler and the second half portion 39 of the muffler are airtightly joined to each other along a substantially vertical joint surface S located near the rear end of the pivot frame 13.

The front half portion 38 of the muffler is formed longer in the front-rear direction than the second half portion 39 of the muffler. The latter half 39 of the muffler is formed so that the upper portion enters the space K1 between the pivot frame 13 and the rear wheel 7. A mount bracket 81 to be fastened to the muffler support bracket 13c of the vehicle body frame 10 is fixed to the upper front side of the rear half portion 39 of the muffler.

A protrusion 82 projecting upward is formed on the upper surface of the front-rear intermediate portion of the front half portion 38 of the muffler. The protrusion 82 is formed so as to enter the concave space K2 formed between the crankcase 31 and the pivot frame 13, for example, and contributes to securing the capacity of the exhaust muffler 37.

With reference to FIG. 7, the front end portion 37b of the exhaust muffler 37 is located on the right side of the left and right center CL of the vehicle body and opens toward the front. The rear end of the exhaust pipe 36 is connected to the front end 37b of the exhaust muffler 37 from the front. The front end portion 37b of the exhaust muffler 37 forms a circular cross-sectional shape when viewed from the front. The front half portion 38 of the muffler of the exhaust muffler 37 is formed behind the front end portion 37b in a flat cross-sectional shape having a wide left and right width with respect to the vertical width. A front inner pipe 83 extending rearward from the front end portion 37b in the front-rear direction is inserted into the front half portion 38 of the muffler. The front half portion 38 of the muffler is formed so as to project more to the left side than the right side with respect to the front inner pipe 83.

A support wall 84 that supports the rear portion of the front inner pipe 83 is fixed to the right side in the rear portion of the front half portion 38 of the muffler. In the front inner pipe 83, for example, a pair of front and rear exhaust catalysts (catalyzer) 83a are housed along the longitudinal direction (front-rear direction) of the front inner pipe 83.

The front half portion 38 of the muffler has the maximum left-right width in the front-rear middle portion and the minimum left-right width in the rear portion. The right side surface of the front half portion 38 of the muffler extends in the front-rear direction behind the front end portion 37b, and then the rear portion of the right side surface is changed to the left (the side that narrows the left-right width, the inside of the muffler). The left side surface of the front half portion 38 of the muffler changes to the left (the side that widens the left-right width, the outside of the muffler) behind the front end portion 37b, and then the front-rear middle portion of the left side surface is extended along the front-rear direction, and then the Change the rear part of the left side to the right (the side that narrows the left and right width, the inside of the muffler). The left and right side surfaces of the front half portion 38 of the muffler change the rear portion to the inside of the muffler via the inward changing portion 85, respectively.

The latter half 39 of the muffler forms a substantially rectangular cross-sectional shape when viewed from the front. The rear half portion 39 of the muffler gradually increases the left-right width behind the front half portion 38 of the muffler. The rear half 39 of the muffler has the maximum left-right width at the rear. The left-right width of the rear portion of the rear half portion 39 of the muffler is equal to the left-right width of the front-rear middle portion of the front half portion 38 of the muffler. Between the maximum width portion of the front half portion 38 of the muffler and the maximum width portion of the rear half portion 39 of the muffler, a recess 86 recessed inside the muffler is formed. The recess 86 overlaps with the swing range on the base end side of the main stand 70, and facilitates securing the clearance between the main stand 70 and the exhaust muffler 37.

The rear end portion 37c of the exhaust muffler 37 is formed with a curved rear end surface 87 that is concavely curved along the tread surface of the rear wheel 7. The curved rear end surface 87 is inclined so as to be located on the front side toward the upper side. Below the curved rear end surface 87, a substantially vertical rear lower plane 88 that changes in a stepped manner forward is formed.

In the latter half 39 of the muffler, a partition wall 89 arranged substantially vertically in the front-rear intermediate portion is fixed. The partition wall 89 divides the internal space of the exhaust muffler 37 into a front expansion chamber 91 and a rear expansion chamber 92. A cylindrical communication pipe 93 that penetrates the partition wall 89 and communicates the front-rear expansion chambers 91 and 92 is fixed to the partition wall 89.

A tail pipe 37a penetrating the right side surface is fixed to the right side surface of the latter half 39 of the muffler. The tail pipe 37a arranges the base end openings 94 at the left and right inner ends in the rear expansion chamber 92. The tail pipe 37a extends from the base end opening 94 to the right outer side so as to be located upward and rearward toward the right outer side. The left-right inner portion 95 of the tail pipe 37a is arranged inside the rear half portion 39 of the muffler. The lateral outer portion 96 of the tail pipe 37a in the left-right direction is arranged outside the latter half portion 39 of the muffler. The outer side 96 of the tail pipe 37a extends rearwardly from the latter half 39 of the muffler and then curves rearward, and opens the exhaust port 97 rearwardly and outwardly to the right.

The exhaust gas from the exhaust pipe 36 to the exhaust muffler 37 is introduced into the front inner pipe 83, passes through the exhaust catalyst 83a, and is purified. After that, the exhaust gas is introduced into the front expansion chamber 91 from the rear end opening of the front inner pipe 83 in the latter half 39 of the muffler, expands in the front expansion chamber 91, and attenuates the exhaust energy. After that, the exhaust gas is introduced into the rear expansion chamber 92 via the communication pipe 93, and further expands in the rear expansion chamber 92 to attenuate the exhaust energy. After that, the exhaust gas is exhausted to the outside of the muffler via the tail pipe 37a.

With reference to FIGS. 5, 7, and 8, the main stand 70 has a pair of left and right support legs 72 connected to the left and right stand brackets 27 via a swing shaft 27a, and a pair of left and right support legs 72 in the longitudinal direction. It has a connecting portion 73 that connects the portions. The connecting portion 73 has an elliptical cross section and extends in the left-right direction.

The main stand 70 swings around the swing shaft 27a. The main stand 70 swings between a use position in which the left and right support legs 72 extend downward from the left and right stand brackets 27 and a storage position in which the left and right support legs 72 extend rearward from the left and right stand brackets 27. When the main stand 70 is in the used position, the rear wheels 7 are lifted from the ground to support the vehicle body in an upright state, and when the main stand 70 is in the retracted position, the rear wheels 7 are grounded so that the motorcycle 1 can travel. In each figure, the main stand 70 in the used position is indicated by reference numeral 70, and the main stand 70 in the stored position is indicated by reference numeral 70'.

The base end side of the left and right support legs 72 extends so as to be located on the left and right inward toward the base end side. The tip ends of the left and right support legs 72 extend along the left and right side surfaces of the vehicle body. A swing shaft 27a is inserted through the base end portion 72a of the left and right support leg portions 72. A grounding plate 72c is fixed to the tip end portion 72b of the left and right support leg portions 72. A stand operating arm 74 is fixed to the outside of the tip of the left support leg 72. A stand return spring 75 is locked inside the base end of the left support leg 72.

The exhaust muffler 37 includes a stand stopper portion 76 on the rear end portion 37c of the exhaust muffler 37 facing the rear wheel 7, that is, the curved rear end surface 87. The stand stopper portion 76 defines the storage position of the main stand 70 by abutting the connecting portion 73 from below. The stand stopper portion 76 includes a stopper bracket 77 welded and fixed to the curved rear end surface 87, and a stopper rubber 78 attached to the stopper bracket 77. The stopper bracket 77 forms a substantially horizontal stand stopper surface 77a. A stopper rubber 78 is attached to the stand stopper surface 77a from below. The stand stopper surface 77a and the stopper rubber 78 are arranged at positions on the left side of the curved rear end surface 87 and intersecting the left and right center CL of the vehicle body.

With reference to FIG. 5, the lower surface 78a (contact surface of the connecting portion 73) of the stopper rubber 78 is arranged above the lower end t1 of the exhaust muffler 37. Therefore, when the main stand 70 is in the retracted position, the connecting portion 73 is arranged above the lower end t1 of the exhaust muffler 37. As a result, the support legs 72 of the main stand 70 in the retracted position can be flipped up to a higher position, which contributes to securing the bank angle of the motorcycle 1.

When the main stand 70 is in the retracted position, the connecting portion 73 aligns the long axis of the elliptical shape in the cross-sectional shape of the connecting portion 73 in the vertical direction and the short axis of the elliptical shape in the cross-sectional shape in the front-rear direction. As a result, it is easy to secure a clearance in the front-rear direction between the connecting portion 73 of the main stand 70 at the retracted position, the rear wheel 7, and the exhaust muffler 37 while ensuring the cross-sectional area of the connecting portion 73.

With reference to FIG. 7, the connecting portion 73 extends linearly along the left-right direction in the bottom view when the main stand 70 is in the retracted position. At this time, the connecting portion 73 comes closest to the rear wheel 7, but is separated from the front end t2 of the rear wheel 7 by a distance L in the front-rear direction. That is, the connecting portion 73 secures a clearance with the rear wheel 7 without requiring a particularly complicated shape or the like. Since the connecting portion 73 comes into contact with the stand stopper portion 76 of the exhaust muffler 37, the clearance between the connecting portion 73 and the exhaust muffler 37 is minimized.

In the present embodiment, the main stand 70 is supported below the vertical frame portion 12c of the vehicle body frame 10 via a pivot frame 13, a lower cross pipe 26, and left and right stand brackets 27. In this way, in addition to the case where the main stand 70 is indirectly supported by the vertical frame portion 12c, the main stand 70 is directly supported by the vertical frame portion 12c due to the vertical frame portion 12c extending downward and the like. In some cases. That is, not only the vertical frame portion 12c but also other parts integrally connected below the vertical frame portion 12c can be regarded as the vertical frame portion of the present embodiment.

With reference to FIGS. 5, 7, and 8, on the rear right side of the exhaust muffler 37, a muffler cover 100 as a protector that covers the range from the periphery of the tail pipe 37a to the front-rear intermediate position of the front half 38 of the muffler from the right outside is provided. It is provided. The muffler cover 100 includes a triangular tubular end cap 101 that covers the periphery of the outer portion 96 of the tail pipe 37a, and a cover body that extends forward so as to extend forward and downward and to the left inner side of the end cap 101. 102 and. The end cap 101 corresponds to a heat guard that surrounds the tail pipe 37a and the exhaust port 97. The cover main body 102 corresponds to a covering portion that covers at least a part of the main stand 70 from the outside in the vehicle width direction regardless of the standing position or the storage position of the main stand 70.

The end cap 101 is made of sheet metal, for example. The cover body 102 is made of, for example, a synthetic resin. The end cap 101 is fixed to the rear end of the cover body 102 by fastening with screws and locking with locking claws (both not shown). The cover body 102 and thus the muffler cover 100 are fixed to the exhaust muffler 37 by fastening with front and rear screws 103a and 104a and locking with locking claws 108a.

In the front portion of the cover main body 102, an insertion hole corresponding to the front screw 103a and a front cover side fastening portion 103 forming a seat surface are formed. At the rear portion of the cover main body 102, an insertion hole corresponding to the rear screw 104a and a rear cover side fastening portion 104 forming a seat surface are formed. The front and rear screws 103a and 104a are obliquely inserted into the front and rear cover side fastening portions 103 and 104 from above and right outside, respectively.

A front cover support stay 105 is welded and fixed to the front half portion 38 of the muffler. The front cover support stay 105 includes a front flat portion 105a extending outward to the right from the inward changing portion 85 on the right side surface of the front half portion 38 of the muffler, and a front muffler side fastening portion 105b bent to the right outer side of the front flat portion 105a. Has. The front cover support stay 105 separates the front muffler side fastening portion 105b from the front muffler side fastening portion 105b to the right outer side of the muffler front half portion 38 via the front flat portion 105a. The front muffler side fastening portion 105b is arranged to face the front cover side fastening portion 103. The front muffler side fastening portion 105b is provided with a nut and a pilot hole corresponding to the front screw 103a. The front screw 103a is screwed and tightened to the front muffler side fastening portion 105b after penetrating the front cover side fastening portion 103. As a result, the front portion of the muffler cover 100 is fixed to the exhaust muffler 37.

The rear cover support stay 106 is welded and fixed to the latter half 39 of the muffler. The rear cover support stay 106 includes a rear flat portion 106a extending outward to the right from the right side surface of the maximum width portion of the rear half portion 39 of the muffler, and a rear muffler side fastening portion 106b bent to the right outer side of the rear flat portion 106a. Have. The rear cover support stay 106 separates the rear muffler side fastening portion 106b to the right outer side of the rear rear portion 39 of the muffler via the rear flat portion 106a. The rear muffler side fastening portion 106b is arranged to face the rear cover side fastening portion 104. The rear muffler side fastening portion 106b is provided with a nut and a pilot hole corresponding to the rear screw 104a. The rear screw 104a penetrates the rear cover side fastening portion 104 and then is screwed and tightened to the rear muffler side fastening portion 106b. As a result, the rear portion of the muffler cover 100 is fixed to the exhaust muffler 37.

A cover-side claw locking portion 107 extending inward to the left is formed on the upper rear portion of the cover body 102. The cover-side claw locking portion 107 forms a claw locking hole 107a that penetrates back and forth.
The rear end cover support stay 108 is fixed to the upper right side of the rear end of the rear end 39 of the exhaust muffler 37. The rear end cover support stay 108 forms a locking claw 108a extending back and forth.
The locking claw 108a of the rear end cover support stay 108 is inserted into the claw locking hole 107a of the cover-side claw locking portion 107. As a result, the upper rear portion of the muffler cover 100 is held by the exhaust muffler 37 in a state where the movement in the left-right direction is suppressed.

In the motorcycle 1 of the present embodiment, the exhaust muffler 37 is arranged between the left and right support legs 72 of the main stand 70. In other words, the left and right support legs 72 of the main stand 70 are arranged on the left and right outside of the exhaust muffler 37. In this case, the left and right support legs 72 of the main stand 70 are likely to be exposed to the outside of the vehicle (outside in the left-right direction) not only in the standing position of the main stand 70 but also in the retracted position.
On the other hand, the motorcycle 1 of the present embodiment includes a muffler cover 100 that covers the exhaust muffler 37 from the outside (the right side in the present embodiment) at intervals in the vehicle width direction. A space K3 is formed between the exhaust muffler 37 and the muffler cover 100 so that at least one of the left and right support legs 72 of the main stand 70 (the right support legs 72 in the present embodiment) can be taken in and out.

As described above, according to the motorcycle 1 of the present embodiment, the muffler cover 100 that covers at least a part of the exhaust muffler 37 from the outside in the vehicle width direction is provided, and the muffler cover 100 is provided with the main stand 70 at the storage position. By providing a cover portion (cover body 102) that covers at least a part of the vehicle from the outside in the vehicle width direction, the muffler cover 100 including the cover body 102 can be provided in a wide range without interfering with the main stand 70. Therefore, it is possible to effectively cover the outside of the exhaust muffler 37 in the vehicle width direction and suppress the thermal influence on the occupants (driver and passengers). Further, since the muffler cover 100 includes a cover main body 102 that covers at least a part of the main stand 70 from the outside in the vehicle width direction when the main stand 70 is in the retracted position, the main stand 70 is exposed when the vehicle is running or the like. The amount can be reduced to improve the appearance.

Further, when the main stand 70 is in the upright position, the cover body 102 of the muffler cover 100 extends forward from the right support leg 72 and covers the upper part of the right support leg 72 from the outside in the vehicle width direction. The muffler cover 100 including the main body 102 can be provided in a wide range, and the thermal influence on the occupant can be further suppressed. Further, even when parking using the main stand 70, the amount of exposure of the main stand 70 can be reduced to improve the appearance. Further, since the swing shaft 27a of the main stand 70 is provided above the cover main body 102, the area where the main stand 70 is hidden inside the muffler cover 100 when the main stand 70 is in the retracted position is increased, and the area is increased. Even when the main stand 70 is in the upright position, the swing shaft 27a side of the main stand 70 is hidden by the cover main body 102, so that the appearance can be further improved. Further, the swing shaft 27a of the main stand 70 can be easily accessed, and the maintainability can be improved.

Further, the exhaust muffler 37 includes a front cover support stay 105 and a rear cover support stay 106 that support the muffler cover 100, and the front cover support stay 105 and the rear cover support stay 106 are separated from each other in the front-rear direction, and the right support leg Since the portion 72 passes between the front cover support stay 105 and the rear cover support stay 106, the cover body 102 suppresses interference between the front cover support stay 105 and the rear cover support stay 106 and the main stand 70. The main stand 70 can be effectively hidden. Further, by providing the front cover support stay 105 and the rear cover support stay 106 apart from each other in the front-rear direction, the muffler cover 100 can be stably supported by the exhaust muffler 37. Further, since the rear cover support stay 106 is provided behind and above the front cover support stay 105, the support legs 72 are flipped up to a higher position when the main stand 70 is flipped up rearward to the retracted position. It is possible to secure a sufficient bank angle of the motorcycle 1.

Further, when the main stand 70 is in the retracted position, the rear end t3 of the muffler cover 100 extends to the rear of the rear end t4 of the left and right support legs 72, so that the muffler cover 100 is provided in a wider range to the occupant. It is possible to sufficiently secure an area covering the main stand 70 and improve the appearance while making it possible to reduce the thermal influence of the main stand 70. Further, when the main stand 70 is in the retracted position, the lower end t5 of the muffler cover 100 is located above the lower end t1 of the exhaust muffler 37, so that even if the muffler cover 100 is provided over a wide area, the bank of the vehicle Sufficient corners can be secured.

The present invention is not limited to the above embodiment. For example, instead of the stand stopper portion 76 shown in FIG. 7 and the like, the present invention is fixed to the side portion of the exhaust muffler 37 as in the stand stopper portion 176 shown in FIG. It may be provided integrally with the rear cover support stay 106. That is, the stopper rubber 178 may be attached to, for example, the rear flat portion 106a of the rear cover support stay 106 to form the stand stopper portion 176. The stand stopper portion 176 of FIG. 9 and the stand stopper portion 76 of FIG. 7 and the like may be used alone or both. In the case of the stand stopper portion 176 of FIG. 9, the number of parts is reduced by eliminating the need for the dedicated stopper bracket 77. In the case of the stand stopper portion 76 as shown in FIG. 7, the degree of freedom in arranging the stand stopper surface 77a and the stopper rubber 78 is increased.

Further, for example, instead of the connecting portion 73 shown in FIG. 5 and the like, a plate-shaped one may be used as in the connecting portion 173 shown in FIG. That is, the connecting portion that connects the pair of left and right support legs 72 is not limited to a pipe shape or a rod shape, but may be a plate shape. When the plate-shaped connecting portion 173 is used, the stand stopper portion 176 shown in FIG. 9 may be used. In the case of the plate-shaped connecting portion 173, it is preferable that the connecting portion 173 covers at least a part of the lower end t1 of the exhaust muffler 37 when the main stand 70 is in the retracted position. As a result, the lower end t1 of the exhaust muffler 37 is protected by the plate-shaped connecting portion 173. In addition, the plate-shaped connecting portion 173 also suppresses downward protrusion. Further, since the connecting portion 173 bypasses the lower part of the exhaust muffler 37, it becomes easy to secure the distance from the rear wheel 7.

Further, the muffler cover 100 may cover the entire exhaust muffler 37 from the outside in the vehicle width direction. The entire main stand 70 in which the muffler cover 100 is stored may be covered from the outside in the vehicle width direction. There may be a configuration in which the muffler cover 100 does not cover the main stand 70 in the upright position.
The muffler cover 100 may be provided on both sides of the exhaust muffler 37 in the vehicle width direction. At this time, the tail pipes 37a may also be provided on the left and right sides of the exhaust muffler 37.
The exhaust device arranged below the engine may be an exhaust muffler 37 (silencer), an exhaust catalyst device separated from the silencer, an exhaust chamber device, an exhaust control device, or the like.

The saddle-riding type vehicle includes all vehicles that the driver rides across the vehicle body, and includes not only motorcycles (including motorized bicycles and scooter type vehicles) but also three wheels (one front wheel and two rear wheels). , Front two-wheeled and rear one-wheeled vehicles) or four-wheeled vehicles are also included.
The configuration in the above embodiment is an example of the present invention, and various modifications can be made without departing from the gist of the present invention, such as replacing the components of the embodiment with well-known components.

1 Motorcycle (saddle-mounted vehicle)
7 Rear wheel t2 Front end 10 Body frame 12c Vertical frame 27a Swing shaft 30 Engine 36 Exhaust pipe 37 Exhaust muffler (exhaust device)
37a Tail pipe (exhaust pipe)
37c Rear end t1 Lower end 70 Main stand 72 Support leg t4 Rear end 73,173 Connecting part 76,176 Stand stopper part 78a Bottom surface (contact surface)
100 muffler cover (protector)
t3 rear end t5 lower end 101 end cap (enclosure)
102 Cover body (cover)
105 Front cover support stay (first stay)
106 Rear cover support stay (second stay)

Claims (8)

With the engine
A vehicle body frame in which a vertical frame portion extending in the vertical direction is arranged behind the engine, and
The rear wheels arranged behind the vertical frame portion and
An exhaust device connected to an exhaust pipe extending from the engine and at least partially arranged between the vertical frame portion and the rear wheels.
A main stand in which a pair of left and right support legs are arranged outside the exhaust device in the vehicle width direction, and
A protector that covers at least a part of the exhaust device from the outside in the vehicle width direction is provided.
The main stand has a storage position in which the pair of left and right support legs are extended in the front-rear direction to separate them from the ground, and a standing position in which the pair of left and right support legs are extended in the vertical direction to support the vehicle body. The pair of left and right support legs are supported by the vertical frame portion so as to be rotatable.
The protector includes a covering portion that covers at least a part of the main stand from the outside in the vehicle width direction.
The protector extends rearward in the vehicle width direction, avoiding the rear wheels, and the rear end of the protector extends rearward of the rear end of the pair of left and right support legs when the main stand is in the retracted position. A saddle-mounted vehicle to be put out. With the engine
A vehicle body frame in which a vertical frame portion extending in the vertical direction is arranged behind the engine, and
The rear wheels arranged behind the vertical frame portion and
An exhaust device connected to an exhaust pipe extending from the engine and at least partially arranged between the vertical frame portion and the rear wheels.
A main stand in which a pair of left and right support legs are arranged outside the exhaust device in the vehicle width direction, and
A protector that covers at least a part of the exhaust device from the outside in the vehicle width direction is provided.
The main stand has a storage position in which the pair of left and right support legs are extended in the front-rear direction to separate them from the ground, and a standing position in which the pair of left and right support legs are extended in the vertical direction to support the vehicle body. The pair of left and right support legs are supported by the vertical frame portion so as to be rotatable.
The protector includes the cormorants covering from the outside in the vehicle width direction covering portion at least a part of the main stand,
The exhaust device includes a first support stay and a second support stay that support the protector.
The first support stay and the second support stay are separated from each other in the front-rear direction.
A saddle-type vehicle in which at least one of the pair of left and right support legs passes between the first support stay and the second support stay . The saddle-type vehicle according to claim 2 , wherein the second support stay is provided behind and above the first support stay. The saddle-mounted type according to claim 2 or 3 , wherein the main stand in the retracted position is arranged at a position surrounded by the exhaust device, the protector, the first support stay, and the second support stay in a bottom view. vehicle. Wherein when the main stand is in a standing position, the cover portion is extended forward than at least one of the pair of right and left support legs, covering from the outside in the vehicle width direction at least a portion of the support legs, claim The saddle-mounted vehicle according to any one of 1 to 4 . The main stand includes a connecting portion for connecting between the pair of left and right supporting legs.
The exhaust device includes a stand stopper portion that defines a storage position of the main stand by bringing the connecting portion into contact with a rear end portion of the exhaust device facing the rear wheel.
The saddle-mounted vehicle according to any one of claims 1 to 5 , wherein the stand stopper portion has a contact surface for contacting the connecting portion above the lower end of the exhaust device. The main stand includes a connecting portion for connecting between the pair of left and right supporting legs.
Any one of claims 1 to 6 , wherein when the main stand is in the retracted position, the connecting portion is located above the lower end of the exhaust device and in front of the front end of the rear wheel. The saddle-mounted vehicle described in the section. The saddle-type vehicle according to any one of claims 1 to 7 , wherein the exhaust device is arranged below the vertical frame portion, and the swing shaft of the main stand is arranged below the vertical frame portion. ..

Images