JP2011255867A - Saddle riding type vehicle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a saddle riding type vehicle which can improve comfortability in running by making it hard for running wind heated by an engine to hit an occupant.SOLUTION: A motorcycle 10 includes: the engine 13 arranged below a main frame 42; pivot plates 44 hanging down from the rear portion of the main frame 42; and right and left pivot plate covers, which covers the pivot plate 44 from outer sides. In this motorcycle, the right and left pivot plate covers 27L, 27R are arranged away from the pivot plates 44 between right and left pivot plates and side covers 22 so that pivot air guiding spaces 155L, 155R can be secured.

Description

  The present invention relates to an improvement in a saddle-ride type vehicle provided with a pivot plate cover that covers the pivot plate.

  2. Description of the Related Art A saddle-ride type vehicle is known in which a pivot plate that pivotally supports a rear fork that supports a rear wheel is provided with a pivot plate cover that is attached from the outside in the vehicle width direction and covers the pivot plate. Reference 1 (see FIGS. 4 and 8).

  As shown in FIG. 4 of Patent Document 1, a pillion step holder (16) that supports a footrest for passengers on a pivot plate (the numbers in parentheses indicate the symbols described in Patent Document 1. The same applies hereinafter). And a holder cover (17) is attached to the front part of the pillion step holder (16) from the outside in the vehicle width direction.

  As shown in FIG. 8 of Patent Document 1, the rear edge (55) of the holder cover (17) is extended in the height direction, and the rear edge (55) is formed of the pillion step holder (16). ) Is fitted to a stepped wall (64) recessed inward in the vehicle width direction.

  In the technique of Patent Document 1, the rear edge portion (55) of the holder cover (17) is fitted to the step wall (64) that is recessed in the pillion step holder (16), and thus is disposed in front of the pivot plate. The traveling wind heated by the running engine flows to the rear of the vehicle through the outside of the holder cover (17). Since the traveling wind heated by the engine flows outside the holder cover (17), a part of the traveling wind may hit the passenger. It is preferable if the traveling wind heated by the engine is made difficult to hit the occupant, thereby improving the comfort during traveling.

JP 2008-201150 A

  An object of the present invention is to provide a saddle-ride type vehicle that can improve comfort during traveling by making it difficult for a passenger to hit the traveling wind heated by the engine.

  The invention according to claim 1 includes a head pipe, a main frame extending rearward and downward from the head pipe, a pair of left and right seat rails extending rearward of the main frame, and a main frame. The engine is arranged below the main frame and is suspended from the main frame, the pivot plate is suspended from the rear portion of the main frame, and the swing arm is pivotally supported by the pivot plate so as to swing and support the rear wheel rotatably at the rear portion. A straddle-type vehicle having a side cover that covers the main frame and the engine from the outside, and left and right pivot plate covers that are continuously arranged on the lower edge of the side cover and cover the pivot plate from the outside. Between the pivot plate and the left and right pivot plate covers (27L, 27R) As bots air guide space can be secured, the left and right pivot plate cover is characterized in that it is spaced apart from the pivot plate.

  According to a second aspect of the present invention, left and right pillion step brackets for supporting a step of placing a foot by a passenger are attached to the outer sides of the left and right seat rails in the vehicle width direction. A plate cover is attached.

  According to a third aspect of the present invention, the pivot plate is provided with a main stand, and the pivot plate is provided with a main stand stopper for stopping the main stand at the storage position when the vehicle is traveling, and the left pivot plate cover is provided on the main stand stopper. It is mounted.

  In the invention according to claim 4, the pivot plate is provided with a master cylinder stay for attaching the rear brake master cylinder to the outside of the pivot plate in the vehicle width direction, and the right pivot plate cover is attached to the master cylinder stay. It is characterized by.

  In the invention according to claim 5, the left and right pillion step brackets are extended in the longitudinal direction of the vehicle, the side cover has left and right rear side covers, and these left and right rear side covers are the left and right pillion step brackets. The left and right pivot plate covers are attached to the lower portions of the left and right pillion step brackets.

  In the invention according to claim 6, the side cover includes left and right main frame side covers that cover the left and right sides of the main frame and the engine. Left and right rear side covers that engage with the main frame side cover are arranged, and the left and right main frame side covers are fixed to the left and right fixing portions provided at the front portions of the left and right pivot plate covers. The vehicle is covered with left and right rear side covers from the outside of the vehicle.

  In the invention according to claim 7, the pivot plate has left and right pivot fastening portions for stopping the pivot shaft, and these left and right pivot fastening portions are covered with the left and right pivot plate covers from the outside of the vehicle. Features.

In the invention according to claim 8, a drive sprocket attached to the drive shaft and a drive sprocket cover that covers the drive sprocket are provided at the rear of the engine,
Between the drive shaft and the rear wheel, there is provided a chain that is wound around a drive sprocket and transmits a driving force to the rear wheel, and a chain case that covers at least the upper and upper side surfaces of the chain. The vehicle is arranged so as to overlap both the drive sprocket cover and the chain case in a side view of the vehicle.

In the invention according to claim 1, the left and right pivot plate covers are spaced apart from the pivot plate so that a pivot air guide space can be secured between the left and right pivot plates and the left and right pivot plate covers. .
During traveling, the traveling wind that enters between the left and right side covers is warmed by the engine. The traveling wind warmed by the engine passes through a pivot air guide space formed between the left and right pivot plates and the left and right pivot plate covers, and flows toward the rear of the vehicle.
If there is no pivot plate cover, a part of the wind warmed by the engine hits the occupant.
In this regard, according to the present invention, the traveling wind passes through the inside of the pivot plate cover, and the occupant's legs and the like are outside the pivot plate cover, so there is no fear that the traveling wind heated by the engine hits the occupant. As a result, it is possible to improve the comfort during traveling.

  In the invention according to claim 2, the left and right pivot plate covers are attached to the left and right pillion step brackets attached to the outside of the left and right seat rails in the vehicle width direction. Since the left and right pivot plate covers are attached to the left and right pillion step brackets without providing separate stays or the like, the number of parts can be reduced.

  In the invention according to claim 3, the left pivot plate cover is attached to the main stand stopper provided in the pivot plate. Since the left pivot plate cover is attached to the main stand stopper without providing a separate stay or the like, the number of parts can be reduced.

  In the invention according to claim 4, the right pivot plate cover is attached to the master cylinder stay attached to the outside of the pivot plate in the vehicle width direction. Since the right pivot plate cover is attached to the master cylinder stay without providing a separate stay or the like, the number of parts can be reduced.

  In the invention according to claim 5, the left and right rear side covers are attached to the upper portions of the left and right pillion step brackets, and the left and right pivot plate covers are attached to the lower portions of the left and right pillion step brackets. Since the rear side cover and the pivot plate cover are both attached to the left and right pillion step brackets, it is possible to have a sense of unity from the rear side cover to the pivot plate cover.

  Also, left and right rear side covers and left and right pivot plate covers were attached using left and right pillion step brackets. Since the rear side cover and the pivot plate cover can be attached to the left and right pillion step brackets without separately providing a stay or the like, the number of parts can be reduced.

In the invention according to claim 6, since the left and right main frame side covers are fixed to the left and right fixing portions provided at the front portions of the left and right pivot plate covers, the main frame side cover and the pivot plate cover in the vehicle width direction. It is possible to keep the gap of the boundary between the gaps small. If the distance between the main frame side cover and the pivot plate cover is kept small, the running wind warmed by the engine can be easily guided from the main frame side cover to the pivot plate cover.
Further, since the left and right fixing parts are covered with the left and right rear side covers, the appearance of the vehicle can be improved.

  In the invention according to claim 7, since the left and right pivot fastening portions are covered by the left and right pivot plate covers, the left and right pivot fastening portions can be protected by the left and right pivot plate covers.

  In the invention according to claim 8, a drive sprocket cover is provided at the rear of the engine, a chain case is provided between the drive shaft and the rear wheel, and the left pivot plate cover overlaps both the drive sprocket cover and the chain case. Are arranged as follows. That is, the space between the drive sprocket cover and the chain case is covered with the pivot plate cover in a side view of the vehicle.

When the drive sprocket cover and chain case are applied to other vehicle types having different wheel bases without changing the dimensions, the size of the gap between the drive sprocket cover and the chain case changes.
In the present invention, the gap between the drive sprocket cover and the chain case is covered with the pivot plate cover.
Since the cover is covered with the pivot plate cover, the clearance between the drive sprocket cover and the chain case is allowed to change.
As a result, there is no need to change the dimensions of the drive sprocket cover and the chain case, and parts can be shared. Vehicle costs are reduced by sharing parts.

1 is a left side view of a motorcycle according to the present invention. 1 is a left side view of a main part of a motorcycle according to the present invention. 1 is a right side view of a main part of a motorcycle according to the present invention. It is a front view explaining the structure of a shielding board and its peripheral part. It is sectional drawing explaining the positional relationship of a shielding board and a spark plug. FIG. 6 is a sectional view taken along line 6-6 of FIG. FIG. 7 is a cross-sectional view taken along line 7-7 in FIG. It is a perspective view of the opening part opened to the main frame side cover. FIG. 9 is a sectional view taken along line 9-9 in FIG. 2. FIG. 10 is a cross-sectional view taken along line 10-10 of FIG. FIG. 11 is a cross-sectional view taken along line 11-11 in FIG. 2. It is a figure explaining the attachment structure to the main frame of the main frame side cover. FIG. 13 is a sectional view taken along line 13-13 of FIG. It is the figure which assembled | attached the 1st cover member to the main frame side cover shown in FIG. FIG. 15 is an operation explanatory diagram according to the assembly of FIG. 14. It is the figure which assembled | attached the 2nd cover member to the main frame side cover shown in FIG. It is the 17 (a) -17 (a) sectional view taken on the line of FIG. 16, and the 17 (b) -17 (b) sectional view. FIG. 17 is an operation explanatory diagram according to the assembly of FIG. 16. It is a disassembled perspective view explaining the engagement and fastening relationship of a cover member. It is an effect | action figure explaining the flow of the travel wind in front of an engine.

  Hereinafter, embodiments of the present invention will be described in detail. In the drawings and examples, “up”, “down”, “front”, “rear”, “left”, and “right” respectively indicate directions viewed from the driver who rides the motorcycle. The drawings are viewed in the direction of the reference numerals.

Embodiments of the present invention will be described with reference to the drawings.
As shown in FIG. 1, a motorcycle 10 includes a front wheel 12 that is disposed at the front of the vehicle and that can be steered by a handle 11, and an engine 13 as a drive source that is disposed behind the front wheel 12. A saddle riding type in which a rear wheel 14 disposed behind the engine 13 and driven by the engine 13 and a seat 15 is provided between the front wheel 12 and the rear wheel 14 and an occupant sits on the seat 15. It is a vehicle.

The motorcycle 10 is covered with a vehicle body cover 20. The vehicle body cover 20 includes a front cover 21 that covers the front surface of the vehicle, and a side cover 22L that is provided continuously from the rear portion of the front cover 21 to the rear of the vehicle and extends rearward of the vehicle to cover the side surface of the vehicle. And an upper cover 25 provided on the side cover 22 and covering the upper part of the vehicle. Left and right turn signals 28 </ b> L and 28 </ b> R (only the reference numeral 28 </ b> L is shown) are attached to the front cover 21.
The side cover 22 includes left and right main frame side covers 23L and 23R (only the reference numeral 23L on the front side is shown) that covers a later-described main frame 42 and left and right sides of the engine 13, and the left and right main frame side covers 23L. , 23R and left and right rear side covers 24L, 24R (only the front side reference 24L is shown) that extends continuously from the rear edge of the vehicle.

  A front fender 31 is disposed above the front wheel 12, a handle cover 26 surrounding the handle 11 is disposed around the handle 11, and a headlight 29 is attached to the front portion of the handle cover 26. Further, a rear fender 32 is disposed above the rear wheel 14, a taillight 33 is disposed above the rear fender 32, a taillight cover 35 covering the taillight 33 is provided, and a grab rail is disposed above the taillight cover 35. 34 is arranged. A rear center cover 36 is disposed below the seat 15.

Next, the body frame that forms the skeleton of the motorcycle 10 will be described.
As shown in FIG. 2, the vehicle body frame 40 extends from the head pipe 41 toward the rear and below the head pipe 41 that supports the front fork 39 that supports the front wheel 12 so as to be steerable. One main frame 42, a pair of left and right seat rails 43 </ b> L and 43 </ b> R (only the reference numeral 43 </ b> L on the front side) is extended from the rear portion of the main frame 42, and the rear portion of the main frame 42. The pivot plate 44 is a main component.

  A step stay 47 is attached to the lower surface of the engine 13. The step stay 47 is extended outward in the vehicle width direction, and left and right driver steps 48L and 48R (only the reference sign 48L on the front side is shown) are provided on both ends of the step stay 47. ing.

  Further, a left pillion step bracket 51L is attached to the left seat rail 43L at a position outside the left seat rail 43L in the vehicle width direction. The left pillion step bracket 51L is a member that supports the step 52L where the passenger puts his / her foot. The left pillion step bracket 51L extends in the longitudinal direction of the vehicle.

  The engine 13 is disposed below the main frame 42 such that the cylinder axis 54 extends substantially horizontally in the vehicle front-rear direction, and an intake device 60 is attached to the upper surface 55 of the engine. The engine 13 is suspended by an engine stay 59.

  The intake device 60 includes an intake pipe 65 connected to an intake port formed on an upper surface of a cylinder head 55 constituting the engine, a throttle body 61 connected to the tip of the intake pipe 65, and the throttle body 61 The connecting tube 62 is connected first, the intake chamber 63 is connected to the tip of the connecting tube 62, and the air cleaner 64 is connected to the tip of the intake chamber 63.

  The engine 13 includes a crankcase 77 formed integrally with the cylinder head 55, the cylinder block 53, and the transmission case from the front to the rear of the vehicle. The crankcase 77 at the rear of the engine has an output shaft of the engine 13. A drive shaft 71 and a drive sprocket 72 attached to the drive shaft 71 are provided, and a drive sprocket cover 76 covering the drive sprocket 72 is attached to the engine 13. A shift pedal 78 is attached to the crankcase 77.

As described above, the pivot plate 44 is suspended from the rear portion of the main frame 42. A swing arm 81 that rotatably supports the rear wheel 14 is pivotally supported on the outer side in the rear vehicle width direction of the pivot plate 44, and a rear cushion unit is provided between the swing arm 81 and the seat rails 43L and 43R. 85L and 85R are interposed.
A main stand 82 is provided on the pivot plate 44. A main stand stopper 83 is attached to the pivot plate 44 to stop the main stand 82 at the storage position when the vehicle is traveling.

  Returning to FIG. 1, the drive sprocket 72 is attached to the drive shaft 71, the driven sprocket 74 is attached to the rear wheel 14, and the drive force from the drive shaft 71 to the rear wheel 14 is between the drive sprocket 72 and the driven sprocket 74. A chain 75 for transmitting is wound around. At least the upper and upper side surfaces of the chain 75 are covered with a chain case 84. The chain case 84 has a front part and a rear part attached to the swing arm 81.

  As shown in FIG. 3, an exhaust pipe 57 is connected to the lower surface 56 of the cylinder head 55 that constitutes the front portion of the engine 13. The exhaust pipe 57 extends to the rear of the vehicle and has a rear end connected to a silencer 58. The silencer 58 is attached to the right pillion step bracket 51R. A kick arm 49 for a starter is attached to the rear right side surface of the engine 13.

  A shielding plate 91 that shields air toward the throttle body 61 as a component of the intake device 60 is disposed in front of and above the vehicle of the engine 13. The shielding plate 91 is a member that protects the throttle body 61 and rectifies the traveling wind. A battery box 92 that houses a battery is disposed above the shielding plate 91, and a lower surface 92 b of the battery box 92 It is inclined obliquely downward to the rear. The battery box 92 is attached to the main frame 42. The arrangement of the shielding plate will be described later.

  A master cylinder stay 95 is attached to the right outer side surface of the pivot plate 44 in the vehicle width direction. A brake master cylinder portion 96 for braking the rear wheel 14 is attached to the master cylinder stay 95. A brake pedal 97 for driving the brake master cylinder 96 is attached to the pivot plate 44.

A right pillion step bracket 51R is attached to the right seat rail 43R at an outer position in the vehicle width direction of the right seat rail 43R. A passenger step 52R on which the passenger puts his / her foot is supported by the right pillion step bracket 51R.
The right pillion step bracket 51R extends in the longitudinal direction of the vehicle.

Next, the vehicle body cover will be described.
1 to 3, the vehicle body cover 20 is continuous to the left and right side covers 22L and 22R that cover the main frame 42 and the engine 13 from the outside, and the lower edges of the left and right side covers 22L and 22R. Left and right pivot plate covers 27L and 27R that cover the pivot plate 44 from the outside.
The left and right side covers 22L and 22R include left and right main frame side covers 23L and 23R, and left and right rear side covers 24L and 24R extending rearward from the left and right main frame side covers 23L and 23R.

That is, the left and right rear side covers 24L, 24R that are continuous and engage with the left and right main frame side covers 23L, 23R are disposed behind the left and right main frame side covers 23L, 23R.
The rear portions of the left and right main frame side covers 23L, 23R are fixed to left and right fixing portions 101L, 101R provided at the front portions of the left and right pivot plate covers 27L, 27R. Details of the fixing portion will be described later.

  At least the left and right sides of the head pipe 41, the engine 13, the intake device 60, and the main frame 42 are covered with left and right main frame side covers 23L and 23R formed separately from the left and right, respectively. A main frame upper cover 110 that covers the upper side of the main frame 42 is disposed between 23L and 23R.

  In addition, left and right leg shields 114 </ b> L and 114 </ b> R (only the left reference numeral 114 </ b> L is shown) are disposed at the front portion of the main frame 42 as windshields. These left and right leg shields 114L and 114R are extended in the height direction. In the present embodiment, the left and right leg shields 114L and 114R are included in the left and right main frame side covers 23L and 23R, respectively, and are formed integrally with the left and right main frame side covers 23L and 23R.

  The left and right pillion step brackets 51L and 51R for supporting the steps 52L and 52R where the passenger puts his / her foot are attached to the outer sides of the left and right seat rails 43L and 43R in the vehicle width direction. The left and right pivot plate covers 27L and 27R are attached to the plurality of fitting portions 115 attached to the edges of the left and right pillion step brackets 51L and 51R.

  Specifically, the left and right pivot plate covers 27L and 27R are attached to the fitting portions 115 provided at the lower portions of the left and right pillion step brackets 51L and 51R, respectively, and the fittings provided at the upper portions of the left and right pillion step brackets 51R. Left and right rear side covers 24L and 24R are attached to the joint portion 115. The fitting portion 115 will be described with reference to FIG.

The left pivot plate cover 27L is arranged so as to overlap both the drive sprocket cover 76 and the chain case 84 in a side view of the vehicle. The left pivot plate cover 27L is attached to the left pillion step bracket 51L and is attached to the main stand stopper 83 by a fastening member 117L.
The right pivot plate cover 27R is attached to the pillion step bracket 51R and attached to the master cylinder stay 95 by a fastening member 117R.

Next, the structure of the shielding plate 91 and its periphery will be described below.
As shown in FIG. 4, the left and right main frame side covers 23L and 23R are exposed to a pair of left and right so that the front of the cylinder head 55 constituting the engine 13 is exposed in front view of the vehicle and the front is opened. The front edge portions 121L and 121R are formed in the height direction, the front opening 122 is formed inside the pair of left and right front edge portions 121L and 121R, and the shielding plate 91 is disposed so as to face the front opening 122. ing.

  Referring also to FIG. 2, the intake chamber 63 is connected to the upstream side of the connecting tube 62 in the front opening 122. The intake chamber 63 is disposed such that the lower surface of the intake chamber 63 is inclined downward toward the vehicle rear side above the shielding plate 91.

The shielding plate 91 disposed above the engine 13 is attached so as to be sandwiched between the four protrusions 123 provided on the left and right main frame side covers 23L and 23R.
An air guide space 125 is formed between the shielding plate 91, the left and right main frame side covers 23 </ b> L and 23 </ b> R, and the main frame 42. For example, it is guided to the cylinder block 53).

  In addition, you may fix the vehicle width direction center part of the shielding board 91 with a battery box. In this case, since the battery box is attached to the vehicle body frame, the shielding plate can be firmly attached, and the protection of the intake device and the traveling wind can be controlled while reducing the weight of the shielding plate.

Next, the structure of the shielding plate and the configuration of the peripheral portion disposed in front of the engine will be described.
As shown in FIG. 5, a shielding plate 91 that controls air toward the intake device 60 and protects the throttle body 61 is disposed in front of and above the vehicle of the engine 13. In the drawing, a part of the cylinder head 55 is omitted.
3 and 4 together, a spark plug 128 is attached to the front right side surface of the engine 13, that is, the right side surface 127 of the cylinder head 55, and the upper edge 131 of the shielding plate is notched upward. A notch 132 having a substantially U-shape that opens downward when viewed from the front of the vehicle is provided, and an inclined wall 133 is formed at the rear of the vehicle and obliquely downward toward the notch 132. The inclined wall 133 is ignited. The plug 128 is oriented. Further, the inclined wall 133 has a front edge portion 133A that is inclined upward from the vehicle width direction central portion toward the vehicle right outer side.
The traveling wind flows along the inclined wall as indicated by an arrow S and easily hits the spark plug 128.

Next, the fixing part that fixes the main frame side cover and the pivot plate cover will be described taking the structure on the left side of the vehicle as an example.
As shown in FIG. 6, the left fixing portion 101L is a seat portion having a fixing hole 137 formed in a flange 136 attached to the rear portion of the main frame side cover 23L, and a convex portion 138 provided in the pivot plate cover 27L. 139 and a screw member 141 for fastening between the flange 136 and the seat portion 139. The seat portion 139 was applied to the flange 136 while engaging the convex portion 138 with the fixing hole 137 from the inner side to the outer side in the vehicle width direction, and the flange member 136 and the seat portion 139 were fastened by the screw member 141. The left fixed portion 101L is covered with a left rear side cover 24L from the outside of the vehicle.
Note that the structure of the right fixing portion 101R provided on the right side of the vehicle is the same as that on the left side of the vehicle, and a description thereof will be omitted.

Next, the attachment structure to the plurality of fitting portions attached to the edge of the pillion step stay will be described by taking the left pivot plate cover as an example.
As shown in FIG. 7, a projecting piece 142 projecting inward of the vehicle inside the rear portion of the left pivot plate cover 27L is locked to the grommet 115G. The grommet 115G is attached to a fitting hole 115 formed in the lower part of the left pillion step bracket 51L. That is, the protruding piece 142 is attached to the fitting hole 115 provided in the left pivot plate cover 27L via the grommet 115G.

  The structure of the fitting hole 115 provided in the right pivot plate cover 27R and the left and right rear side covers 24L, 24R and the fitting form of the grommet 142 are the same as described above, and the description thereof is omitted.

  As shown in FIG. 8, a left opening 144L is opened in the left main frame side cover 23L at a position corresponding to a side of the intake device (FIG. 1, reference numeral 60). A seat 15 on which an occupant sits is disposed behind and above the portion 144L.

  Specifically, the left main frame side cover 23L is provided with a left lid opening 145L, and the left lid 146L is attached to the left lid opening 145L so as to block a part of the left lid opening 145L. The lid 146L has protrusions (FIG. 19, reference numerals 149a and 149b, which will be described later) provided in the rear part thereof in locking holes (FIG. 19, reference numerals 150a and 150b) provided in the opening part (FIG. 19, reference numerals 144L). Locked and attached to the main frame side cover 23L via screws 147 and 147 at screw fastening portions 148 and 148 provided at the front.

Although not shown in the drawing, the right main frame side cover 23R has a right lid opening 145R opened at a position corresponding to the side of the intake device 60 symmetrically with the left lid opening 145L provided on the left side. ing. The right lid 146R is attached to the right lid opening 145R so as to block a part of the right lid opening 145R. The locking and fastening structure is the same.
In FIG. 1, it can be said that the left and right lid openings 145L and 145R are disposed above the cylinder head 55 of the engine 13.

As shown in FIG. 9, the pivot plate 44 is a member having a substantially U-shaped cross section that is open forward and closed at the rear. A cylindrical collar member 154 is provided on the left and right sides of the pivot plate 44 in the vehicle width direction, and a pivot shaft 151 is inserted through the collar member 154. The collar member 154 is fixed to the pivot plate 44 by left and right pivot fixing portions 152L and 152R. The left and right pivot fixing portions 152L and 152R and the portions 153L and 153R corresponding to the outside in the vehicle width direction are covered with the left and right pivot plate covers 27L and 27R from the outside of the vehicle.
156L and 156R are bearings provided on the swing arm side and interposed between the pivot shaft 151 and the bearings 156L and 156R.

Next, the pivot air guide space formed between the engine and the left and right pivot plate covers will be described.
As shown in FIG. 10, the left and right pivot plate covers 27L and 27R are provided so that pivot air guide spaces 155L and 155R are secured between the engine 13 and the left and right pivot plate covers 27L and 27R. 13 is spaced apart from 13.

As shown in FIG. 11, the left and right pivots are provided so that the pivot air guide spaces 155L and 155R can be secured between the pivot plate 44 and the left and right main frame side covers 23L and 23R as the left and right side covers 22. The plate covers 27L and 27R are disposed apart from the pivot plate 44.
Further, left and right pillion step brackets 51L and 51R for supporting steps 52L and 52R on which the passenger puts his / her foot are arranged on the outer sides in the vehicle width direction of the left and right seat rails 43L and 43R. , 51R are attached to a stay attaching portion (FIG. 2, reference numeral 245L, FIG. 3, reference numeral 245R).

Hereinafter, the structure of the main frame upper cover passed between the left and right main frame side covers will be described in detail with reference to FIGS.
Among these, FIG. 12, FIG. 14 and FIG. 16 are views when the state of the leg shield part and the straddle part extending rearward from the leg shield part and straddling the occupant is viewed from the obliquely rear upper side.

As shown in FIG. 12, the first frame having left and right first frame fastening holes 161L and 161R to which the front portions of the left and right main frame side covers 23L and 23R can be attached to the left and right in the vehicle width direction from the main frame 42. The stay 162 is extended.
As shown in FIG. 13, the left and right main frame side covers 23L and 23R have U-shaped cross sections that are substantially upward from the main frame 42 at the rear of the first stay 162 at the rear of the vehicle. A second stay 164 having a second frame fastening hole 163 to which the rear portions of 23L and 23R can be attached is extended.

  Referring also to FIG. 12, left and right first stop holes 171L and 171R fastened to the first stay 162 are opened in the left and right main frame side covers 23L and 23R that cover the left and right sides of the main frame 42. Second stop holes 172 and 172 that are fastened to the second stay 164 are opened. The second stop holes 172 and 172 are opened in the side cover attaching portions 173L and 173R.

  Returning to FIG. 12, a plurality of flange pieces 174 are extended inward in the vehicle width direction on the inner edges of the left and right main frame side covers 23L, 23R, and a main frame upper cover described later is provided on each of the flange pieces 174. First to second engagement holes 181 and 182 are formed to enable 110 to be engaged.

The first engagement hole 181 includes a left first engagement hole 181L and a right first engagement hole 181R provided on the left and right in the vehicle width direction.
The second engagement holes 182 include left and right second lower engagement holes 183L and 183R provided on the left and right sides in the vehicle width direction in front of the left and right first engagement holes 181L and 181R. It consists of left and right second upper engagement holes 184L and 184R provided on the left and right sides in the vehicle width direction at the vehicle front position rather than the second lower engagement holes 183L and 183R.
In the present embodiment, the left and right main frame side covers are separated from each other on the left and right sides, but they may be integrated on the left and right.

Next, the side cover mounting portion will be described.
As shown in FIG. 13, the side cover attaching portions 173L and 173R are respectively provided with a left stay piece 184L provided in the left main frame side cover 23L and having a second stop hole 172, and a right side cover 23R. And a right stay piece 184R having a second stop hole 172.

A right stay piece 184R extending inward in the vehicle width direction from the rear end of the right main frame side cover 23R and having a second stop hole 172 is applied to the upper surface 164a of the second stay 164, and then the left main frame side cover 23L. The left stay piece 184L extending inward in the vehicle width direction from the rear end portion and having the second stop hole 172 is applied to the upper surface 184Ra of the right stay piece 184R, and the left and right stay pieces 184L, 184R are connected by the fastening member 117 from above. It is attached to the two stays 164.
With the above configuration, the left and right main frame side covers 23 </ b> L and 23 </ b> R are attached to the main frame 42.

Next, a state where the first cover member is attached to the side cover will be described.
As shown in FIG. 14, a state in which the space between the left and right main frame side covers 23L and 23R is covered with a first cover member 191 is shown.
The first cover member 191 has a cover opening 189 at a position above the main frame 42.

  The first cover member 191 includes left and right first fastening holes 201L and 201R for mounting a second cover member, which will be described later, and a second fastening hole 202 provided between the left and right first fastening holes 201L and 201R, Left and right third fastening holes 203L and 203R provided at the vehicle rear position of the first fastening holes 201L and 201R, and each fastening portion (FIG. 18, reference numerals 231 to 233) described later has a first cover member 191. Fastening is performed by attaching a plurality of fastening members (FIG. 18, reference numeral 235) from the back side, and these fastening members 235 are not exposed to the outside.

  2 and 12 together, the lowermost end 191c of the first cover member 191 is disposed at the rear of the first cover member 191 in the vehicle longitudinal direction. Side cover attachment portions 173L and 173R are provided at the rear portion of the first cover member 191.

Next, a structure in which the first cover member 191 is assembled to the left and right main frame side covers will be described.
As shown in FIG. 15, the first engagement portion 221 that engages the left and right main frame side covers 23L, 23R and the first cover member 191 includes first engagement holes 181L, 181R, The first engaging claws 211L and 211R are engaged.

  The left and right first engagement claws 211L and 211R projecting from the first cover member 191 are engaged with the left and right first engagement holes 181L and 181R opened in the left and right main frame side covers 23L and 23R, respectively. The left and right cover fastening holes 200L, 200R opened in the main frame side covers 23L, 23R are aligned with the left and right stop holes 205L, 205R opened in the first cover member 191, and the left and right main frame side covers are formed by the screw members 141, 141. The first cover member 191 can be attached to 23L and 23R.

Next, a state where the first cover member attached to the side cover is covered with the second cover member from above will be described.
As shown in FIG. 16, left and right leg shields 114L and 114R are integrally formed on the left and right main frame side covers 23L and 23R, respectively, and the left and right leg shields 114L and 114R have a height. It extends in the direction and is formed so as to protrude outward in the vehicle width direction.

  Then, the main frame extends from the vehicle width direction center 209L, 209R of the portion constituting the maximum width in the vehicle width direction of the leg shield portions 208L, 208R constituting the leg shield 114L, 114R to the leg shield portions 208L, 208R outside the vehicle width direction. An upper cover 110 is attached.

  The main frame upper cover 110 includes a first cover member 191 and a second cover member 192. The first cover member 191 protrudes downward from the lower end of the second cover member 192.

  As shown in FIG. 17A, the main frame upper cover 110 has a double structure including a first cover member 191 and a second cover member 192 disposed on the first cover member 191. Is the body.

  2 and 13, the lowermost end 191c of the first cover member 191 is disposed at the rear portion of the first cover member 191, and the left and right sides of the first cover member 191 are arranged on the left and right sides at the rear of the vehicle. Side cover attachment portions 173L and 173R for attaching the main frame side covers 23L and 23R to the main frame 42 are provided on the left and right main frame side covers 23L and 23R.

  As shown in FIG. 17B, the first cover member 191 is connected to the main frame side cover 23L, (at the mating portion boundary 213 between the lowermost end portion 191c of the first cover member and the main frame side covers 23L, 23R). 23R).

  Of the first cover member 191 and the main frame side covers 23L, 23R, the main frame side covers 23L, 23R are painted, the first cover member 191 is unpainted, and the main frame upper cover 110 at the mating portion boundary 213. Is arranged with a step a on the outside of the vehicle.

Next, a structure in which the second cover member is assembled to the left and right main frame side covers and the first cover member attached to the left and right main frame side covers will be described.
As shown in FIG. 18, the engaging part 220 includes a first engaging part (FIG. 15, reference numeral 221) in which the first cover member 191 and the main frame side covers 23 </ b> L and 23 </ b> R are engaged, It has the 2nd engaging part 222 with which the cover member 192 and main frame side cover 23L, 23R are engaged.

  The second engaging portion 222 is engaged with the left and right second lower engaging holes 183L and 183R and the left and right second upper engaging holes 184L and 184R and the second lower engaging holes 183L and 183R. The lower engagement claws 225L and 225R and the second upper engagement claws 226L and 226R that engage with the left and right second upper engagement holes 184L and 184R, respectively.

The first cover member 191 and the second cover member 192 include left and right first fastening portions 231L and 231R having first fastening holes 201L and 201R, a second fastening portion 232 having a second fastening hole 202, and a third fastening hole. It is fastened by left and right third fastening portions 233L and 233R having 203L and 203R. Each fastening portion 231L, 231R, 232, 233L, 233R includes left and right first fastening holes 201L, 201R, second fastening holes 202, and left and right third fastening holes 203L, 203R opened in the first cover member 191; A plurality of stop holes 234 opened in the second cover member 192 at positions corresponding to the fastening holes, and a plurality of screws fastened between the first cover member 191 and the second cover member 192 by being screwed into the fastening holes and the stop holes. The fastening member 235.
In addition to the above, left and right claw holes 195L and 195R are opened in the vicinity of the cover opening 189 of the first cover member 191, and left and right claws that engage with the left and right claw holes 195L and 195R are provided in the second cover member 192. It was.

Referring also to FIG. 16, the first cover member 191 and the second cover member 192 are fastened by fastening portions 231L, 231R, 232, 233L, and 233R, and these fastening portions 231L, 231R, 232, 233L, and 233R are fastened. The main frame upper cover 110 and the main frame side covers 23 </ b> L and 23 </ b> R are engaged with each other by a second engaging portion 222 as a component of the engaging portion 220.
Further, the fastening portions 231L, 231R, 233L, 233R and the first retaining holes 171L, 171R are arranged close to each other in the vertical direction.

The following summarizes the mounting relationship among the shielding plate, side cover, pillion step cover, and pillion step stay.
As shown in FIG. 19, the left and right main frame side covers 23L, 23R are attached to the second stay 164 with the side cover attaching portions 173L, 173R attached to the main frame 42 by the fastening members 117, A shielding plate 91 is disposed between the main frame side covers 23L and 23R.

Specifically, left and right flange portions 241L and 241R are provided on the left and right sides of the shielding plate 91, and a plurality of locking holes 242 are formed in the left and right flange portions 241L and 241R, and the left and right main frame side covers 23L, 23R is provided with a plurality of protrusions 243 that engage with the locking holes 242. The protrusions 243 are engaged with the locking holes 242, and the shielding plate 91 is held between the main frame side covers 23L and 23R.
The left and right lid openings 145L and 145R are opened in the left and right main frame side covers 23L and 23R, respectively, and a part of the left and right lid openings 145L and 145R is covered with the left and right lids 146L and 146R.

  Left and right pillion step brackets 51L and 51R are attached to the left and right seat rails 43L and 43R via stay mounting portions 245L and 245R, respectively, and the inner surfaces of the covers are provided at the edges of the left and right pillion step brackets 51L and 51R. Grommets (FIG. 7, reference numeral 115G) are provided in the plurality of fitting holes 115 projecting from. The projecting pieces 142 projecting from the inner surfaces of the left and right rear side covers 24L and 24R are inserted through the grommets 115G and projecting from the inner surfaces of the left and right pivot plate plate covers 27L and 27R. The piece 142 is inserted through the grommet 115G. That is, the left and right pivot plate covers 27L and 27R are attached to the left and right pillion step brackets 51L and 51R, and the left and right rear side covers 24L and 24R are locked.

  The left and right rear side covers 24L, 24R are disposed behind the left and right main frame side covers 23L, 23R via cover engaging portions 246L, 246R that are continuous and engage with the left and right main frame side covers 23L, 23R. The left and right main frame side covers 23L and 23R are fixed to left and right fixing portions 101L and 101R provided at the front portions of the left and right pivot plate covers 27L and 27R. These left and right fixing portions 101L and 101R Covered by left and right rear side covers 24L, 24R.

  2 and 3, the left and right fixing portions 101L and 101R are covered with the left and right rear side covers 24L and 24R, so that the appearance of the vehicle is not impaired.

  The cover engaging portions 246L and 246R each include a hole 247 and a claw 248, and the claw 248 provided in the left and right rear side covers 24L and 24R are engaged with the holes 247 provided in the left and right main frame side covers 23L and 23R, respectively. Therefore, the exterior surface of the vehicle can be smoothly connected from the left and right main frame side covers 23L, 23R to the left and right rear side covers 24L, 24R, and the exterior appearance of the vehicle is improved.

Next, the operation of the frame structure of the motorcycle having the above configuration will be described.
First, as shown in FIG. 20, the space between the upper edge of the shielding plate 91 covering the front of the intake device 60 and the main frame 42 located above is open, and the wind guide space 125 guides the traveling wind to the engine 13. It is said that.
Although the shielding plate 91 is disposed in front of and above the engine 13, the cooling of the engine 13 is ensured by the wind guide action of the wind guide space 125. Specifically, the traveling wind introduced from above the shielding plate 91 is guided to the upper surface of the intermediate portion in the front-rear direction of the engine 13 and cooled.

Second, a battery box 92 is disposed above the shielding plate 91, and a lower surface 92b of the battery box is inclined obliquely downward toward the rear of the vehicle.
The traveling wind is guided obliquely downward of the vehicle by the lower surface 92 b of the battery box, guided by the shielding plate 91 and guided to the engine 13. Therefore, the traveling wind is directed to the upper surface in the front direction of the engine 13, particularly toward the cylinder block 53. The air volume can be further increased, and the engine 13 can be cooled more effectively. In this case, since the running wind is guided using the battery box 92, the number of parts does not increase.

Third, a connecting tube 62 is disposed above the shielding plate 91. The connecting tube 62 is inclined obliquely downward toward the rear of the vehicle.
Since the traveling wind is guided obliquely downward of the vehicle by the lower surface 62b of the connecting tube and then guided by the shielding plate 91 and guided to the engine 13, the amount of traveling wind toward the engine 13 can be further increased. Can be cooled more effectively. In this case, since the traveling wind is guided using the connecting tube 62, the number of parts does not increase.

  Fourth, as shown in FIG. 19, a plurality of locking holes 242 are provided in the shielding plate 91, and these locking holes 242 are clamped by a plurality of protrusions 243 provided in the main frame side covers 23L and 23R. The shielding plate 91 was attached to the main frame side covers 23L and 23R. If it is the said structure, a fastening member etc. will become unnecessary and the shielding board 91 can be attached to main frame side cover 23L, 23R with a simple structure.

  Fifth, as shown in FIGS. 4 and 5, a notch 132 is provided in the lower edge portion 131 of the shielding plate, and an inclined wall 133 is formed toward the notch 132. The plug 128 is oriented.

  A part of the traveling wind flowing along the shielding plate 91 flows along the inclined wall 133 and flows from the inclined wall 133 toward the spark plug 128. By causing the traveling wind to flow toward the spark plug 128, it can be reliably applied to the spark plug 128, and the spark plug 128 can be cooled effectively.

  Sixth, as shown in FIGS. 1 and 8, the left and right openings 144L and 144R (only the left reference numeral 144L are shown in the main frame side covers 23L and 23R at positions corresponding to the sides of the intake device 60. ) Is opened. When the engine 13 rotates and the vehicle is stopped, the air warmed by the heat dissipated from the engine 13 rises and is released upward from the left and right openings 144L and 144R. At the same time, the air is also discharged from the air guide space (FIG. 20, reference numeral 125).

  Since the release of air warmed by the engine from the openings (FIG. 1, reference numerals 144L and 144R) due to the discharge from the air guide space 125 is suppressed, the comfort of the occupant can be improved.

Seventhly, as shown in FIG. 17, the main frame upper cover 110 which is passed between the left and right main frame side covers 23L and 23R and which connects between the left and right main frame side covers 23L and 23R is a double structure. It was. If the main frame upper cover 110 has a double structure, the rigidity of the main frame upper cover 110 can be increased as compared with a single frame main cover. Since the main frame upper cover 110 that connects the left and right main frame side covers 23L and 23R has a double structure, the rigidity of the combined cover as a whole can be improved.
Therefore, according to the present invention, a saddle-ride type vehicle that can increase the rigidity of the vehicle body cover is provided.

  Eighth, as shown in FIG. 18, the double structure includes a fastening portion 230 (left and right first fastening portions 231L, 231R, second fastening) to which the first cover member 191 and the second cover member 192 are fastened. Since it is fastened by the portion 232 and the left and right third fastening portions 233L, 233R), the rigidity of the main frame upper cover 110 can be increased as a double structure.

  Further, as shown in FIGS. 15 and 18, adjacent to the fastening portion 230, the engaging portion 220 (the first engaging portion 221, the main frame upper cover 110 and the main frame side covers 23 </ b> L and 23 </ b> R are engaged). A second engagement portion 222) is provided. The main frame upper cover 110 having increased rigidity as a double structure can be firmly attached to the main frame side covers 23L and 23R.

  Since the left and right main frame side covers 23L and 23R are firmly assembled by the main frame upper cover 110, the rigidity of the entire body cover can be increased.

  Ninthly, as shown in FIG. 18, the first cover member 191 has a cover opening 189 at a position above the main frame 42. Part of the main frame 42 can be stored in the cover opening 189. By storing a part of the main frame 42 in the cover opening 189, the first cover member 191 can be disposed close to the main frame 42. For this reason, even if the main frame upper cover 110 has a double structure, the main frame upper cover 110 can be prevented from being enlarged. If the main frame upper cover 110 is prevented from being enlarged, the vehicle body can be made compact.

Tenth, as shown in FIGS. 15 and 18, the engaging portion 220 includes a first engaging portion 221 and a second engaging portion 222.
Since the first cover member 191 and the second cover member 192 are respectively engaged with the main frame side covers 23L and 23R by the two engaging portions 221, 222, only one main frame upper cover is the main frame side cover. Compared with the structure engaged with, the load applied to the engaging portion 220 can be reduced. Since the load is distributed, the weight of the first cover member 191 and the second cover member 192 can be reduced, and at the same time, the rigidity of the main frame upper cover 110 can be increased by the double structure.

Eleventhly, as shown in FIGS. 16 and 2, the first cover member 191 protrudes downward from the lower end 192 c of the second cover member 192.
This protruding portion is only the first cover member. The other part has a double structure, but the protruding part has a single structure. Since the single structure is thin, the vehicle can be made more compact accordingly.

  Usually, the lower end of the main frame upper cover and its peripheral part are occupant straddling parts 250. Since the straddling portion 250 has a single structure, the amount of overhanging at the lowest end of the main frame upper cover 110 can be suppressed, and the height of the straddling portion can be suppressed low. If the height of the straddling part 250 becomes low, it becomes easy to straddle and the usability of the vehicle can be improved.

12thly, as shown in FIG.16 and FIG.2, the 1st cover member 191 protrudes below from the lower end 192c of a 2nd cover member, and the lowest end 191c of this 1st cover member is the 1st cover member 191. Located at the rear.
Side cover attachment portions 173L and 173R attached to the main frame 42 are provided on the left and right main frame side covers 23L and 23R at the rear of the vehicle from the lowermost end 191c of the first cover member that is not a double structure.

  Since the side cover attaching portions 173L and 173R are attached to the main frame 42, the main frame side covers 23L and 23R are attached to the main frame side while minimizing the dependence on the rigidity of the lowermost end 191c of the first cover member. It can be firmly attached to.

13thly, as shown in FIG.17 (b), the lowest end 191c of the 1st cover member which comprises the main frame upper cover 110 is arrange | positioned above the main frame side covers 23L and 23R.
With the above structure, even when the occupant straddles the main frame upper cover 110, shoes or the like come into contact with the mating portion, it is possible to avoid scratches on the main frame side covers 23L and 23R. As a result, the outer appearance of the main frame side covers 23L and 23R having a larger area than the first cover member 191 can be favorably maintained.

14thly, as shown in FIG.17 (b), the 1st cover member 191 and the 1st cover member 191 of the main frame side covers 23L and 23R are unpainted, and it is unpainted in the mating part boundary 213. The first cover member 191 on the side protrudes outside the vehicle. In the figure, a is a step between the edge of the unpainted cover and the painted cover.
An obstacle may come into contact with the mating portion boundary 213. If the cover on the paint side and the cover on the non-paint side are the same, there is a possibility that the paint side will be affected.
In the present invention, since the non-painted side cover protrudes from the painted side cover to the outside of the vehicle, the contact of the obstacle with the painted side cover can be reduced as much as possible, and the painted side cover can be protected. .
Further, since the other cover is not painted, the vehicle cost can be reduced.

  Fifteenthly, as shown in FIG. 16, the main frame upper cover is provided on the leg shield portions 208L, 208R outside the vehicle width direction from the centers 209L, 209R of the portions constituting the maximum width in the vehicle width direction of the leg shield portions 208L, 208R. 110 is attached. That is, the leg shield portions 208L and 208R that protrude outward in the vehicle width direction are lined by the main frame upper cover 110, so that the rigidity of the leg shield portions 208L and 208R is effectively increased by the main frame upper cover 110. Can be increased.

  Sixteenthly, as shown in FIG. 10, the left and right pivot plate covers 27L, 27R are provided so that the air guide spaces 125L, 125R can be secured between the left and right pivot plate covers 27L, 27R and the pivot plate 44. The pivot plate 44 is spaced apart from the pivot plate 44.

During traveling, the traveling wind entering the left and right side covers 22 (main frame side covers 23L, 23R) is heated by the engine 13. The traveling wind warmed by the engine 13 flows to the rear of the vehicle, passes through pivot air guide spaces 155L and 155R formed between the left and right pivot plates 44 and the left and right pivot plate covers 27L and 27R. It flows to the rear of the vehicle.
If there is no pivot plate cover, a part of the wind warmed by the engine 13 hits the occupant.
In this regard, according to the present invention, the traveling wind passes through the inside of the pivot plate cover, and the occupant's legs and the like are outside the pivot plate cover, so there is no fear that the traveling wind heated by the engine hits the occupant. As a result, it is possible to improve the comfort during traveling.

  Seventeenth, as shown in FIG. 19, left and right pivot plate covers 27L and 27R are attached to left and right pillion step brackets 51L and 51R that are attached to the left and right seat rails 43L and 43R in the vehicle width direction outward. Since the left and right pivot plate covers 27L and 27R are attached to the left and right pillion step brackets 51L and 51R without providing separate stays or the like, the number of parts can be reduced.

  Eighteenth, as shown in FIG. 2, the left pivot plate cover 27 </ b> L is attached to the main stand stopper 83 provided on the pivot plate 44. Since the left pivot plate cover 27L is attached to the main stand stopper 83 without separately providing a stay or the like, the number of parts can be reduced.

  Nineteenth, as shown in FIG. 3, the right pivot plate cover 27 </ b> R is attached to the master cylinder stay 95 attached to the outside of the pivot plate 44 in the vehicle width direction. Since the right pivot plate cover 27R is attached to the master cylinder stay 95 without providing a separate stay or the like, the number of parts can be reduced.

20th, as shown in FIGS. 2, 3 and 19, the left and right rear side covers 24L, 24R are attached to the upper part of the left and right pillion step brackets 51L, 51R, and the lower part of the left and right pillion step brackets 51L, 51R. Left and right pivot plate covers 27L and 27R are attached.
Since the left and right rear side covers 24L and 24R and the left and right pivot plate covers 27L and 27R are both attached to the left and right pillion step brackets 51L and 51R, a sense of unity in design from the rear side cover 22 to the pivot plate covers 27L and 27R. It becomes possible to have.

  Further, since the rear side cover 22 and the pivot plate covers 27L and 27R can be attached to the left and right pillion step brackets 51L and 51R, the number of parts can be reduced.

Twenty-first, as shown in FIG. 19, the left and right main frame side covers 23L, 23R are fixed to left and right fixing portions 101L, 101R provided in front of the left and right pivot plate covers 27L, 27R.
Referring also to FIG. 11, since the left and right main frame side covers 23L and 23R are fixed to the left and right fixing portions 101L and 101R, the main frame side covers 23L and 23R and the pivot plate cover 27L in the vehicle width direction. , 27R can be kept small.

If the clearance between the main frame side covers 23L, 23R and the pivot plate covers 27L, 27R is kept small, the running wind warmed by the engine 13 is smoothly transferred from the main frame side covers 23L, 23R to the pivot plate covers 27L, 27R. Can lead to.
Further, since the left and right fixing portions 101L and 101R are covered with the left and right rear side covers 24L and 24R, the appearance of the vehicle can be improved.

  Twenty-second, as shown in FIG. 9, since the left and right pivot fixing portions 152L and 152R are covered with the left and right pivot plate covers 27L and 27R, the left and right pivot fixing portions 152L and 152R can be protected. .

  Twenty-third, as shown in FIG. 2, a drive sprocket cover 76 is provided at the rear portion of the engine 13 and a chain case 84 is provided between the drive shaft 71 and the rear wheel 14. As shown in FIG. 1, the left pivot plate cover 27 </ b> L is disposed so as to overlap both the drive sprocket cover 76 and the chain case 84.

That is, the space between the drive sprocket cover 76 and the chain case 84 is covered with the pivot plate cover 27L in a side view of the vehicle.
When the drive sprocket cover 76 and the chain case 84 are applied to other vehicle types having different wheel bases without changing the dimensions, the size of the gap between the drive sprocket cover 76 and the chain case 84 changes.

In the present invention, the gap between the drive sprocket cover 76 and the chain case 84 is covered with the pivot plate cover 27L.
Since the cover is covered with the pivot plate cover 27L, the gap between the drive sprocket cover 76 and the chain case 84 is allowed to change.
As a result, it is not necessary to change the dimensions of the drive sprocket cover 76 and the chain case 84, and parts can be shared. Vehicle costs are reduced by sharing parts.

  Although the present invention is applied to a motorcycle in the embodiment, it can also be applied to a tricycle, and a saddle type vehicle may be used as a general vehicle.

  The present invention is suitable for motorcycles.

  DESCRIPTION OF SYMBOLS 10 ... Saddle type vehicle (motorcycle), 13 ... Engine, 14 ... Rear wheel, 22 ... Side cover, 27L, 27R ... Pivot plate cover, 41 ... Head pipe, 42 ... Main frame, 43L, 43R ... Seat rail, 44 ... Pivot plate, 51L, 51R ... Pillion step bracket, 52L, 52R ... Step, 54 ... Cylinder axis, 71 ... Drive shaft, 72 ... Drive sprocket, 75 ... Chain, 76 ... Drive sprocket cover, 81 ... Swing arm, 82 ... Main stand, 83 ... Main stand stopper, 84 ... Chain case, 95 ... Master cylinder stay, 96 ... Master cylinder part for rear wheel brake, 101L, 101R ... Fixed part, 151 ... Pivot shaft, 152L, 152R ... Pivot fastening part 155L, 155 ... pivot wind guide space.

Claims (8)

A head pipe (41), a main frame (42) extending rearward and downward from the head pipe (41), and a pair of left and right seat rails extending rearward from the rear portion of the main frame (42) (43L, 43R), an engine (13) disposed below the main frame (42) and suspended from the main frame (42), and a pivot plate (hanging from the rear of the main frame (42)) 44), a swing arm (81) pivotally supported by the pivot plate (44) and rotatably supporting the rear wheel (14) at the rear, the main frame (42) and the engine (13) A side cover (22) covering the outer side from the outside, and the pivot plate (44) arranged continuously on the lower edge of the side cover (22) Pivot plate cover (27L, 27R) of left and right cover from the side and, in the saddle-riding type vehicle having,
The left and right pivot plate covers (27L, 27R) are arranged so that a pivot air guide space (155L, 155R) can be secured between the pivot plate (44) and the left and right pivot plate covers (27L, 27R). The saddle-ride type vehicle is disposed apart from the pivot plate (44).   Left and right pillion step brackets (51L, 51R) for supporting a step (52L, 52R) for the passenger to place his / her foot are attached to the outer sides of the left and right seat rails (43L, 43R) in the vehicle width direction. The saddle-ride type vehicle according to claim 1, wherein the left and right pivot plate covers (27L, 27R) are attached to the pillion step brackets (51L, 51R). The pivot plate (44) is provided with a main stand (82),
The pivot plate (44) is provided with a main stand stopper (83) for stopping the main stand (82) in the retracted position when the vehicle is running. The left pivot plate cover (27L) is attached to the main stand stopper (83). The saddle riding type vehicle according to claim 1 or 2, wherein the saddle riding type vehicle is attached.   The pivot plate (44) is provided with a master cylinder stay (95) for attaching a master cylinder portion (96) for a rear wheel brake to the outside of the pivot plate (44) in the vehicle width direction. The master cylinder stay (95) The saddle-ride type vehicle according to claim 1, 2 or 3, wherein the right pivot plate cover (27R) is attached to the vehicle. The left and right pillion step brackets (51L, 51R) are extended in the longitudinal direction of the vehicle,
The side cover (22) has left and right rear side covers (24L, 24R),
These left and right rear side covers (24L, 24R) are attached to the top of the left and right pillion step brackets (51L, 51R),
The saddle riding according to any one of claims 2 to 4, wherein the left and right pivot plate covers (27L, 27R) are attached to lower portions of the left and right pillion step brackets (51L, 51R). Type vehicle. The side cover (22) includes left and right main frame side covers (23L, 23R) that cover the left and right sides of the main frame (42) and the engine (13),
The left and right rear side covers (24L, 24R) that are continuous and engage with the left and right main frame side covers (23L, 23R) are disposed behind the left and right main frame side covers (23L, 23R),
The left and right main frame side covers (23L, 23R) are fixed to left and right fixing portions (101L, 101R) provided in front portions of the left and right pivot plate covers (27L, 27R). The saddle-ride type vehicle according to claim 5, wherein (101L, 101R) is covered with the left and right rear side covers (24L, 24R) from the outside of the vehicle.   The pivot plate (44) has left and right pivot fastening portions (152L, 152R) for stopping the pivot shaft (151). These left and right pivot fastening portions (152L, 152R) The saddle riding type vehicle according to any one of claims 1 to 6, wherein the saddle riding type vehicle is covered with a pivot plate cover (27L, 27R). A drive sprocket (72) attached to a drive shaft (71) and a drive sprocket cover (76) covering the drive sprocket (72) are provided at the rear of the engine (13).
A chain (75) that is wound around the drive sprocket (72) between the drive shaft (71) and the rear wheel (14) and transmits a driving force to the rear wheel (14), and at least the chain (75) A chain case (84) covering the upper and upper side surfaces,
The left pivot plate cover (27L) is disposed so as to overlap both the drive sprocket cover (76) and the chain case (84) in a side view of the vehicle. The saddle riding type vehicle according to any one of the above.

Images