JP6766125B2 - Tank cover structure for saddle-riding vehicles - Google Patents

Description

The present invention relates to a tank cover structure for a saddle-mounted vehicle.

There is a prior art technique in which the outer periphery of a fuel tank is covered with a plurality of covers to form a vehicle body appearance (see, for example, Patent Document 1). In the prior art, an upper cover arranged on the upper surface of the tank is supported by the fuel tank, and a large fuel tank cover is formed by engaging another cover with the upper cover. It should be noted that each of the plurality of covers has an engagement allowance, and the respective covers engage with each other by superimposing another cover on the engagement allowance to form a fuel tank cover that covers the entire fuel tank.

International Publication No. 2013/179703

In the prior art, it is possible to improve the degree of freedom in the shape of exterior parts by subdividing the cover, and it is possible to replace a part of the cover. However, since it is necessary to secure the rigidity by engaging the covers with each other, it is necessary to provide a large number of engagement points of the covers, and it is necessary to improve the accuracy of the covers with each other in the assembly.
The present invention has been made in view of the above circumstances, and provides a tank cover structure for a saddle-riding vehicle in which rigidity can be easily secured and assembly accuracy can be easily obtained in a tank cover composed of a plurality of covers. With the goal.

The present invention includes a fuel tank (38) and a tank cover (43) provided on the outer periphery of the fuel tank (38), and the tank cover (43) is a tank of a saddle-riding vehicle including a plurality of covers. In the cover structure, among the plurality of covers constituting the tank cover (43), a side cover (73) located on the side of the fuel tank (38) and an inner located inside the side cover (73). A cover (71) is provided, the inner cover (71) is located on the side surface of the fuel tank (38) and is supported by the vehicle body, and the side surface cover (73) is at least the inner cover (71). ) , A frame member (10) having a fixing portion (123, 124) fixed to the inner cover (71) and a head pipe (15) is provided, and the frame member (10) is the head. A main frame (16) extending rearward from the pipe (15) and a down frame (18) hanging downward from the head pipe (15) are provided, and the fuel tank (38) is the main frame (38). The inner cover support portion (70) is located above the down frame (18) and is fixed to the down frame (18) and extends to the left and right. The inner cover (71) includes the inner cover support portion (70) and the inner cover support portion (70). is supported out with lower (83) of the fuel tank (38), characterized in Rukoto.

In the above invention, before Symbol inner cover (71), said extending from the rear to the front of the fuel tank (38), provided with an extending portion (103a) extending forwardly beyond the down frame (16) Is also good.

Further, in the above invention, the fuel tank (38) is configured by combining the open ends (80a, 81a) of the bowl-shaped upper member (80) and the lower member (81), and the inner cover (71) is formed. , Along the vertical mating surface (95) of the fuel tank (38) along the side of the lower member (81), and on the side of the upper member (80) of the fuel tank (38). The side cover (73) may extend and cover.

Further, in the above invention, before Symbol tank cover (43), said comprising a front upper right and left pair of front cover of the inner cover (71) (72), front cover (72), said inner cover supporting portion It may be supported by (70) and the inner cover (71).

Further, in the above invention, the top cover (76) covering the upper surface of the fuel tank (38) is provided, and the top cover (76) is behind the fuel lid (38b) formed on the upper surface of the fuel tank (38). May have an engaging portion (160) that extends from to the rear end of the fuel tank (38), is supported by the fuel tank (38), and engages with the side cover (73).

Further, in the above invention, the front cover (75) that covers the front of the fuel tank (38) is provided, and the front cover (75) is the outer periphery of the fuel lid (38b) formed on the upper surface of the fuel tank (38). It extends forward from to the left and right pair of front covers (72) to the inner cover support portion (70), is fixed to the upper surface of the fuel tank (38), and engages with the pair of left and right front covers (72). You may match.

Further, in the above invention, the side cover (73) covers the side surface of the bowl-shaped upper member (80) constituting the fuel tank (38), and includes the inner cover (71) and the front cover (72). It may be fixed to the rear portion (86) of the fuel tank (38) and engaged with the top cover (76). A pair of left and right front covers (72) may be provided above the front portion of the front cover, and the front cover (72) may be supported by the inner cover support portion (70) and the inner cover (71).

Further, in the above invention, the front side cover (74) is provided below the front portion of the side cover (73) and supported by the inner cover (71), and the front side cover (74) is the inner. It may be supported by the cover (71).

Further, in the above invention, the inner cover (71) is formed with recesses (173, 177) that face back and forth, and the recesses (173, 177) are the side cover (73) or the front side cover (74). It may be located inside.

Further, in the above invention, the inner cover (71) may include exposed parts (100, 102) whose appearance is exposed.

According to the tank cover structure of the saddle-riding vehicle of the present invention, the tank cover includes a fuel tank and a tank cover provided on the outer periphery of the fuel tank, and the tank cover is composed of a plurality of covers to form the tank cover. Among the plurality of covers, a side cover located on the side of the fuel tank and an inner cover located on the inside of the side cover are provided, and the inner cover is located on the side surface of the fuel tank and is attached to the vehicle body. The side cover is supported and is characterized by including a fixing portion fixed to the inner cover at least at a position overlapping the inner cover. According to this configuration, by fixing the inner cover, which is the base point for attaching the tank cover to the vehicle body, to the vehicle body, other covers constituting the tank cover can be supported via the inner cover while ensuring rigidity, and the inner cover can be supported. It is possible to easily obtain the accuracy of assembling other covers supported by. Therefore, the accuracy of assembling the side cover can be improved.

In the above invention, the frame member includes a frame member having a head pipe, the frame member includes a main frame extending rearward from the head pipe, and a down frame hanging downward from the head pipe, and the fuel tank The inner cover, which is located above the main frame, may include an extension portion that extends forward from the rear of the fuel tank and extends forward beyond the down frame. According to this configuration, by using a large inner cover that extends forward and backward, it is easy to engage with other covers and install the fixing point on the inner cover, and the other cover can be attached with the inner cover as the base point. Can be done.

Further, in the above invention, the inner cover support portion fixed to the down frame and extending to the left and right may be provided, and the inner cover may be supported by the inner cover support portion and the lower portion of the fuel tank. According to this configuration, the long front and rear inner covers can be reliably supported on the vehicle body.

Further, in the above invention, the fuel tank is configured by aligning the open ends of the bowl-shaped upper member and the lower member, and the inner cover is lateral to the lower member along the upper and lower mating surfaces of the fuel tank. The side cover may extend and cover the side of the upper member of the fuel tank. According to this configuration, by separating the part covered by the fuel tank by the inner cover and the side cover, the overlap between the inner cover and the side cover on the side surface of the fuel tank is reduced, and the overhang in the width direction of the cover is formed while suppressing the volume. Can be done.

Further, in the above invention, the inner cover support portion fixed to the down frame and extending to the left and right is provided, the tank cover is provided with a pair of left and right front covers above the front portion of the inner cover, and the front cover is: It may be supported by the inner cover support portion and the inner cover. According to this configuration, since the pair of left and right front covers are supported by the inner cover support portion, the front cover can be supported while ensuring rigidity, and the front cover is supported with the inner cover as the base point, so that the assembly accuracy is improved. It is easy to support and can be supported while ensuring rigidity.

Further, in the above invention, a top cover covering the upper surface of the fuel tank is provided, and the top cover extends from the rear of the fuel lid formed on the upper surface of the fuel tank to the rear end of the fuel tank to the fuel tank. It may have an engaging portion that is supported and engages with the side cover. According to this configuration, it is easy to obtain the accuracy of assembling the top cover supported by the fuel tank, and the top cover can be supported while ensuring rigidity. Further, the side cover supported via the inner cover engages with the top cover supported by the fuel tank, so that it is easy to obtain assembly accuracy, and the side cover is engaged between the supported members while ensuring rigidity. If so, it can be fixed.

Further, in the above invention, a front cover that covers the front of the fuel tank is provided, and the front cover supports the inner cover from the outer periphery of the fuel lid formed on the upper surface of the fuel tank through between a pair of left and right front covers. It may extend forward to the portion, be fixed to the upper surface of the fuel tank, and engage with the pair of left and right front covers. According to this configuration, the front cover is supported between the front cover supported by the inner cover and the fuel tank, so that the assembly accuracy can be easily obtained and the front cover can be supported while ensuring rigidity.

Further, in the above invention, the side cover may cover the side surface of the upper member of the fuel tank, be fixed to the inner cover, the front cover, and the rear portion of the fuel tank, and may engage with the top cover. .. According to this configuration, the side cover is fixed to the inner cover and the fuel tank, so that the assembly accuracy can be easily obtained and the side cover can be supported while having rigidity. Therefore, the side cover can be easily engaged with the top cover supported by the fuel tank.

Further, in the above invention, the front side surface cover is provided below the front portion of the side surface cover and supported by the inner cover, and the front side surface cover may be supported by the inner cover. According to this configuration, since the front side cover is supported by the inner cover, it is easy to obtain the accuracy of assembly and it is possible to support while ensuring the rigidity.

Further, in the above invention, the inner cover may be formed with a recess that faces back and forth, and the recess may be located inside the side cover or the front side cover. According to this configuration, an air guide can be formed between the inner cover and the side cover or the front side cover.

Further, in the above invention, the inner cover may include an exposed portion that exposes the appearance. According to this configuration, by making a part of the inner cover an exposed part that exposes the appearance, a part of the inner cover that forms the base point of the support portion of the cover can be used as an appearance part, and the design of the appearance shape can be improved. Can contribute.

It is a right side view of the motorcycle of the embodiment which concerns on this invention. It is a front view which shows the lower part of the front part of a motorcycle. It is a right side view of a tank cover. It is a perspective view of the fuel tank and the inner cover support part with the tank cover removed. It is a perspective view which shows the state which the inner cover is attached. It is a figure which shows the state which the front cover is attached. It is a figure which shows the state which the side cover is attached. It is the top view of the state which the front side cover is attached. It is a top view of the tank cover. It is a perspective view of a tank cover. It is a front view of a tank cover. 9 is a cross-sectional view taken along the line XII-XII in FIG. 9 is a cross-sectional view of XIII-XIII in FIG. 9 is a cross-sectional view taken along the line XIV-XIV in FIG. It is a rear view of a tank cover. It is sectional drawing of the lower part of the rear part of a fuel tank. It is an enlarged view of the insertion part and the receiving part.

Hereinafter, an embodiment of the present invention will be described with reference to the drawings. In the explanation, the directions such as front / rear / left / right and up / down are the same as the directions with respect to the vehicle body unless otherwise specified. Further, the reference numerals FR shown in each figure indicate the front of the vehicle body, the reference numerals UP indicate the upper part of the vehicle body, and the reference numerals LH indicate the left side of the vehicle body.

FIG. 1 is a right side view of the motorcycle 1 according to the embodiment of the present invention.
The motorcycle 1 has an engine 11 supported by a vehicle body frame (frame member) 10, a front wheel 2 supported steerably at the front end of the vehicle body frame 10 via a front fork 12, and a swing below the vehicle body frame 10. It includes a rear wheel 3 that is supported so as to be vertically movable via an arm 13.
The motorcycle 1 is a saddle-mounted vehicle in which the occupant sits on the seat 14.

The vehicle body frame 10 includes a head pipe 15, a main frame 16, a center frame 17, a down frame 18, a pair of left and right seat frames 19, and a pair of left and right subframes 20.
The head pipe 15 constitutes the front end portion of the vehicle body frame 10. The main frame 16 extends obliquely downward from the head pipe 15. The center frame 17 extends downward from the rear end of the main frame 16. A pivot support portion (not shown) made of a pressed material is provided in the lower portion of the center frame 17. The down frame 18 extends from the head pipe 15 below the main frame 16 diagonally backward and downward.
The left and right seat frames 19 extend rearward from the left and right sides of the rear end portion of the main frame 16. The left and right subframes 20 are passed to the lower left and right of the center frame 17 and the left and right seat frames 19.

Further, the vehicle body frame 10 includes a gusset 21, a cross frame 22, a pair of left and right step frames 23, and a pair of left and right reinforcing frames 24.
The gusset 21 connects the left and right front ends of the main frame 16 with the front ends of the down frame 18. The cross frame 22 connects the left and right seat frames 19 in the vehicle width direction. The left and right step frames 23 extend rearward from the left and right side portions of the lower portion of the center frame 17. The left and right reinforcing frames 24 extend along the lower surface of the rear portion of the left and right seat frames 19. Each front end portion of the left and right reinforcing frames 24 is connected to the lower surface of the rear portion of the left and right subframes 20, respectively.

The front fork 12 is swingably supported by the head pipe 15.
The front fork 12 includes a steering shaft (not shown), a pair of left and right fork pipes 26, a top bridge 27, and a bottom bridge 28.
The steering shaft is rotatably supported by the head pipe 15. The left and right fork pipes 26 are telescopic shock absorbers arranged on the left and right sides of the front wheels 2, and the front wheels 2 are rotatably supported by an axle 2a passed between the lower ends of the left and right fork pipes 26. .. Each sliding portion 26a of the left and right fork pipes 26 is covered with a tip guard 25 attached to the fork pipe 26 from the front. The top bridge 27 is fixed to the upper end of the steering shaft and connects the upper parts of the left and right fork pipes 26. A handle 29 is fixed to the upper part of the top bridge 27. The bottom bridge 28 is fixed to the lower end of the steering shaft and connects the left and right fork pipes 26.

The front wheel 2 is braked by the front wheel brake 37. The front wheel brake 37 includes a brake disc 37a integrally attached to the front wheel 2 and a brake caliper 37b for braking the brake disc 37a. The brake caliper 37b is attached to the lower rear portion of one (right side) of the left and right fork pipes 26.
The swing arm 13 is rotatably supported at the front end portion by the pivot shaft 30 supported by the pivot support portion, and the rear wheel 3 is rotatably supported at the rear end portion via the axle 3a.

The engine 11 is located below the main frame 16 and between the center frame 17 and the down frame 18.
The engine 11 includes a crankcase 31 that supports a crankshaft (not shown) extending in the vehicle width direction, and a cylinder portion 32 that extends upward from the upper part of the front portion of the crankcase 31. A transmission (not shown) is built in the rear part of the crankcase 31. The cylinder axis 32a of the cylinder portion 32 extends diagonally upward and forward.
An intake device (not shown) is connected to the rear portion of the cylinder portion 32, and an exhaust device 33 is connected to the front portion.
The exhaust device 33 is arranged on the right side of the rear wheel 3 connected to the exhaust pipe 34 drawn downward from the front surface of the cylinder portion 32 (specifically, the cylinder head (not shown)) and the rear end of the exhaust pipe 34. It is equipped with a muffler 35.

A fuel tank 38 attached to the upper part of the main frame 16 is arranged in front of the seat 14 and behind the head pipe 15.
The seat 14 includes a front seat 14a for the driver and a rear seat 14b for passengers provided behind the front seat 14a.
A pair of left and right steps 39 for the driver are provided on the front portions of the left and right step frames 23, respectively. A pair of left and right pillion steps 40 for passengers are provided at the rear ends of the left and right step frames 23, respectively.

The motorcycle 1 includes a vehicle body cover 41 that covers a vehicle body such as a vehicle body frame 10 and an engine 11.
The vehicle body cover 41 includes a front cover 42, a tank cover 43, a center cover 44, a rear cover 45, and an under cover 46.
The front cover 42 covers the upper parts of the head pipe 15 and the left and right fork pipes 26 from the front. The tank cover 43 covers the front portion of the vehicle body frame 10 and the fuel tank 38. The center cover 44 covers the lower part of the front seat 14a. The rear cover 45 covers the lower part of the seat 14 behind the center cover 44. The undercover 46 covers the lower part of the crankcase 31 of the engine 11 from the front, the side, and the bottom.
A pair of left and right inner covers 71 that cover the left and right sides of the down frame 18 are provided in the lower part of the front portion of the tank cover 43. The pair of left and right inner covers 71 form a part of the vehicle body cover 41.

The motorcycle 1 includes a main stand 47 under the center frame 17.
The front wheels 2 are covered with front fenders 48 from above, and the rear wheels 3 are covered with rear fenders 49 extending rearward from the rear end side of the left and right seat frames 19.
Further, below the rear fender 49, a fender 50 that covers the rear wheel 3 is provided. The fender 50 is composed of a front fender 55 that covers the rear wheels 3 from diagonally above the front and a rear fender 56 that covers the rear wheels from diagonally above the rear.

FIG. 2 is a front view showing the lower part of the front portion of the motorcycle 1.
A front cover 42 is arranged in front of the front fork 12, and a headlight 61 is arranged in the front cover 42. Each of the sliding portions 26a of the left and right fork pipes 26 is partially covered and protected by a tip guard 25 from the front. The left and right tip guards 25 extend above the front fender 48 when viewed from the front. An inner cover support portion 70 is provided behind the left and right fork pipes 26 and inside the left and right inner covers 71, and a louver portion 90b is provided on the inner cover support portion 70. The louver portion 90b guides the traveling wind from the front of the vehicle to the engine 11 side located behind the inner cover support portion 70.

FIG. 3 is a right side view of the tank cover 43.
The tank cover 43 includes an inner cover 71, a front cover (front cover) 72 (see FIG. 2), a side cover 73, a front side cover 74, a top front cover (front cover) 75, and a top cover 76. Be prepared. A pair of an inner cover 71, a front cover 72 (see FIG. 2), a side cover 73, and a front side cover 74 are provided on the left and right, and a top front cover 75 and a top cover 76 are provided above them. Be placed. The tank cover 43 is supported by the vehicle body frame 10 via the fuel tank 38 (see FIG. 1) and the inner cover support portion 70. The tank cover 43 covers the fuel tank 38. Further, the tank cover 43 covers the cylinder head (not shown) above the cylinder portion 32 of the engine 11 from the side.

FIG. 4 is an exploded perspective view of the fuel tank 38 and the inner cover support portion 70 with the tank cover 43 removed.
The fuel tank 38 includes a bowl-shaped tank upper portion (upper member) 80 whose lower portion is open, and a bowl-shaped tank lower portion (lower member) 81 whose upper portion is open. The upper tank 80 and the lower tank 81 are provided with flange-shaped open ends 80a and 81a, respectively, and the fuel tank 38 is formed by combining the open ends 80a and 81a of the tank upper 80 and the tank lower 81. There is.

A tubular fuel filler port 38a is formed on the upper surface of the tank upper portion 80. A circular fuel lid 38b is provided above the fuel filler port 38a.
A concave portion 82 recessed upward is formed on the bottom surface of the lower portion 81 of the tank. The recess 82 extends in the front-rear direction. A main frame 16 (see FIG. 1) extending downward is arranged in the recess 82, and the fuel tank 38 is arranged so as to straddle the upper part of the main frame 16.
A pair of left and right bottom stays 83 are supported on the bottom surface of the tank lower portion 81. The bottom stay 83 is formed in a plate shape protruding downward from the left and right of the recess 82. A rubber 84 is supported inside the bottom stay 83 in the vehicle width direction. The bottom stay 83 is supported by the main frame 16 by engaging with a tank bracket (not shown) provided on the main frame 16 via a rubber 84. As a result, the fuel tank 38 is held in a state of straddling the main frame 16.

A rear mounting stay 86 extending rearward is provided at the rear end of the tank lower portion 81. Further, the rear end portion of the tank upper portion 80 is provided with a pair of left and right reinforcing members 85 provided between the rear end mounting stay 86 and the rear mounting stay 86. The rear mounting stay 86 is fixed to the mounting portion 88 of the seat frame 19 (see FIG. 1) via a pair of left and right rubbers 87. The rear mounting stay 86 and the rubber 87 are inserted from above by the tank fixture 65 and fastened together. Therefore, the fuel tank 38 is fixed to the vehicle body frame 10.
A fuel hose 89a extending downward is connected to the fuel tank 38, and a fuel cock 89 is attached to the fuel tank 38.

The inner cover support portion 70 is located below the front side of the fuel tank 38. The inner cover support portion 70 includes openings 90a to 92a and louver portions 90b to 92b, and is formed so that the traveling wind can pass in the front-rear direction to form a garnish.
The inner cover support portion 70 extends from the center in the vehicle width direction to the left and right, and includes a main body portion 90 that is wide on the left and right. A left extending portion 91 extending upward is formed in the upper left portion of the main body portion 90. A right extending portion 92 extending upward is formed in the upper right portion of the main body portion 90.
A pair of left and right fixing portions 94 are formed in the central portion of the main body portion 90 of the inner cover support portion 70. A fastening member 66 is inserted into the fixing portion 94 from the front and fastened to a mounting portion (not shown) of the down frame 18. As a result, the inner cover support portion 70 is fixed to the vehicle body frame 10.
A louver member 93 formed separately from the inner cover support portion 70 is fastened to the left side of the right extending portion 92. By adding a separate louver member 93, the degree of freedom of air conduction to the inside of the vehicle body is improved, and the range of functions as a garnish is expanded.

FIG. 5 is a perspective view showing a state in which the inner cover 71 is attached.
A pair of left and right inner covers 71 are arranged on the side of the fuel tank 38. The inner cover 71 is arranged along the side of the tank lower portion 81 along the upper and lower mating surfaces 95 formed by combining the open ends 80a and 81a of the tank upper portion 80 and the tank lower portion 81. The upper and lower mating surfaces 95 of the fuel tank 38 are raised forward, and the inner cover 71 is arranged so that the upper rear side is raised forward.

The inner cover 71 includes a front bulging portion (exposed portion) 100 that covers the side of the inner cover supporting portion 70. Behind the front bulging portion 100, an intermediate portion 101 recessed inward in the vehicle width direction as compared with the front bulging portion 100 is formed. Behind the intermediate portion 101, a rear bulging portion (exposed portion) 102 that bulges outward in the vehicle width direction as compared with the intermediate portion 101 is formed. The rear bulging portion 102 extends in the front-rear direction and covers the rear side surface of the fuel tank 38. The rear end portion 102a of the rear bulging portion 102 extends above the upper and lower mating surfaces 95. A covering portion 103 is formed above the intermediate portion 101. The covering portion 103 extends in the front-rear direction, the front end portion (extending portion) 103a extends forward beyond the down frame 18 (see FIG. 1), and the rear end portion 103b extends to the rear bulging portion 102. ing.

Since the inner cover 71 is a large cover member that extends back and forth, the inner cover 71 can be provided with engagement and fixing points with other covers 72 to 74. Therefore, other covers 72 to 74 can be attached with the inner cover 71 as a base point. As shown in FIG. 3, in the inner cover 71, the intermediate portion 101 and the covering portion 103 are covered with the other covers 73 and 74 on the outside in the vehicle width direction, but the front bulging portion 100 and the rear bulging portion 102 are covered. It is exposed to the outside without being covered by other covers. Therefore, by exposing a part of the inner cover 71 to the appearance, a part of the inner cover 71 forming the base point of the support portion of the covers 72 to 74 can be used as an appearance part. The inner cover 71 can contribute to the design of the external shape.

The inner cover 71 is fixed to the lower part of the fuel tank 38 and the inner cover support portion 70.
The lower edge portion of the intermediate portion 101 is bent inward in the vehicle width direction, and the fixing portion 104 is formed on the lower edge portion bent inward (see the inner cover 71 on the right side). A fastening member 67 is inserted into the fixing portion 104 from below and fixed to the arm 105 extending from the fuel tank 38. The arm 105 is bent inward in the vehicle width direction toward the upper side, and the upper end 105a is fixed to the bottom stay 83 of the fuel tank 38 (see FIG. 4).

A fixing portion 106 is formed at the lower end of the front bulging portion 100. The fixing portion 106 is fixed to the downward extending portion 107 provided at the lower left and right sides of the inner cover supporting portion 70. A fastening member 68 is inserted into the downward extending portion 107 and the fixing portion 106 from the outside in the vehicle width direction and fastened to the inner nut 68a. As a result, the inner cover 71 is fixed to the inner cover support portion 70.
A boss 108 projecting inward is formed on the inner surface of the rear bulging portion 102. As shown in FIG. 4, the boss 108 is supported by a side stay 110 extending downward from the side portion of the tank upper portion 80. A grommet 109 that is long in the front-rear direction is supported on the side stay 110. By fitting the boss 108 into the grommet 109, the fastening members 67, 68 and the like can be fastened while the inner cover 71 is temporarily fixed.

Since the inner cover 71 is fixed to the fuel tank 38 supported by the seat frame 19 and the inner cover support portion 70 supported by the down frame 18, the front and rear long inner cover 71 can be reliably supported on the vehicle body. .. The vehicle body of the present embodiment is composed of a vehicle body frame 10, a fuel tank 38 fixed to the vehicle body frame 10, and an inner cover support portion 70 fixed to the vehicle body frame 10. However, the members constituting the vehicle body may be any members fixed to the vehicle body frame 10 and having the same rigidity as the vehicle body frame 10, and are not limited to the fuel tank 38 and the inner cover support portion 70.
The left and right inner covers 71 are provided with engaging portions 71a and 71b (see FIG. 3) with which the left and right center covers 44 are engaged, respectively.

FIG. 6 is a diagram showing a state in which the front cover 72 is attached.
A pair of left and right front covers 72 are arranged in front of the fuel tank 38. The front cover 72 includes a front surface 72a that curves inward from the outside in the vehicle width direction as the vehicle travels backward. The front cover 72 covers the front of the fuel tank 38.
The front cover 72 is fixed to the inner cover 71 and the inner cover support portion 70.
The lower front end 111 of the front cover 72 is fixed to the fixing portion 112 provided on the front upper portion of the covering portion 103 of the inner cover 71.

Further, a fixing portion 113 is formed at the lower inner end of the front cover 72. The fixing portion 113 of the front cover on the left side is fixed to the upper end 114 (see FIG. 5) of the left extending portion 91 of the inner cover supporting portion 70, and the fixing portion 113 of the front cover on the right side is the fixing portion 113 of the inner cover supporting portion 70. It is fixed to the upper end portion 115 (see FIG. 5) of the right extending portion 92. Both the left and right front covers 72 are fixed by the fastening member 68b inserted from the front.
Since the pair of left and right front covers 72 are supported by the inner cover support portion 70, they can be supported while ensuring the rigidity of the front cover 72. Further, since the front cover 72 is also supported by the inner cover 71, it is easy to obtain the accuracy of assembling the front cover 72, and the multiple structure with the inner cover 71 can further secure the rigidity.

FIG. 7 is a diagram showing a state in which the side cover 73 is attached.
A pair of left and right side covers 73 are arranged on the outer side in the vehicle width direction with respect to the fuel lid 38b. The side cover 73 extends laterally from the tank upper portion 80 in the front-rear direction, and covers the side surface of the tank upper portion 80 from the side.
The side cover 73 includes a cover upper portion 120. The cover upper portion 120 covers the upper portion of the fuel tank 38 on the outer side in the vehicle width direction of the fuel lid 38b.
A cover middle portion 121 is formed below the cover upper portion 120. The central portion 121 of the cover bulges outward in the vehicle width direction. The cover middle portion 121 extends rearward and upward from the side portion of the front cover 72, and covers the upper portion 103c (see FIG. 6) of the covering portion 103 of the inner cover 71. The vertical width of the cover middle portion 121 is wide in the front and narrow in the rear in the side view shown in FIG.

A lower portion 122 of the cover is formed below the central portion 121 of the cover. The lower cover 122 covers the upper part of the rear bulging portion 102 of the inner cover 71 and the rear portion of the fuel tank 38. The lower portion 122 of the cover is formed with a lower edge 122a that is recessed according to the outer peripheral shape of the rear bulging portion 102. The cover lower portion 122 includes a front portion 122b that enters the front of the rear bulging portion 102 and a rear portion 122c that enters the rear of the rear bulging portion 102.

The inner cover 71 covers the lower side of the fuel tank 38, while the side cover 73 covers the upper side of the fuel tank 38. By separating the parts to be covered, the overlap between the side cover 73 and the inner cover 71 is reduced. Therefore, on the side of the fuel tank 38, the overhang of the side cover 73 in the vehicle width direction can be formed while suppressing the volume.

The side cover 73 is fixed to the inner cover 71, the front cover 72, and the rear mounting stay 86 at the rear of the fuel tank 38. Further, the side cover 73 engages with the top cover 76.
On the inner surface of the side cover 73, a fastened portion (fixed portion) 123 is provided around the lower edge 122a. The fastened portion 123 is provided at the front portion 122b, the upper portion 122d, and the rear portion 122c in the cover lower portion 122 of the side cover 73. A fastening member 69 (see FIG. 6) inserted from the inside of the inner cover 71 in the vehicle width direction is fastened to the fastened portion 123. The side cover 73 is fixed to the inner cover 71 around the rear bulging portion 102.

Further, on the inner surface of the side cover 73, a fastened portion (fixed portion) 124 is provided at the front end of the cover central portion 121. A fastening member 69a (see FIG. 6) through which the front cover 72 and the inner cover 71 are inserted from the inside is fastened to the fastened portion 124. Therefore, the side cover 73 and the front cover 72 are fastened together with the inner cover 71.
Further, on the inner surface of the side cover 73, a fastened portion 125 is provided at the upper end front portion of the cover middle portion 121 and the front end portion of the cover upper portion 120. A fastening member 69b (see FIG. 6) through which the front cover 72 is inserted from the inside in the vehicle width direction is fastened to the fastened portion 125. Therefore, the side cover 73 is supported by the front cover 72.

FIG. 8 is a top view of a state in which the front side cover 74 is attached.
A pair of front and rear fixing portions 126 and 128 projecting inward in the vehicle width direction are formed at the inner end portion of the cover upper portion 120 of the side cover 73 in the vehicle width direction. The fixing portion 126 on the front side is fixed to the front stay 127 of the fuel tank 38. The front stay 127 has a bridge shape extending to the left and right, and is fixed to the front surface of the tank upper portion 80.
The fixing portion 128 on the rear side is fixed to the top stay 130 of the fuel tank 38. A pair of left and right top stays 130 are provided behind the fuel lid 38b.

Nuts 127a and 130a projecting upward are supported on the front stay 127 and the top stay 130. The nuts 127a and 130a are fitted into the holes of the fixing portions 126 and 128 to temporarily fix the side cover 73.
Further, a fixing portion 131 is formed at the rear inner end of the side cover 73. The fixing portion 131 is fixed to the rear mounting stay 86 of the fuel tank 38 by the fastening member 67a.
The lower edge 122a of the cover lower portion 122 of the side cover 73 is curved inward, and is hooked and engaged with the protruding rib 133 (see FIG. 6) of the inner cover 71 from below.
The side cover 73 is fixed to the inner cover 71 and the fuel tank 38, so that the assembly accuracy can be easily obtained and the side cover 73 can be supported while having rigidity. Therefore, the side cover 73 can be easily engaged with the top cover 76 supported by the fuel tank 38.

A pair of left and right front side cover 74s are arranged. As shown in FIG. 3, the front side cover 74 has a V shape in a side view and is located below the front portion of the side cover 73. The front side cover 74 includes a longitudinal portion 140 that laterally covers the lower portion 103d (see FIG. 5) of the covering portion 103 of the inner cover 71. The longitudinal portion 140 extends along the lower portion 103d of the covering portion 103 and extends to the front of the rear bulging portion 102 of the inner cover 71. A downward extending portion 141 extending downward and forward is formed at the rear portion of the longitudinal portion 140. The downward extending portion 141 enters between the front bulging portion 100 and the rear bulging portion 102 of the inner cover 71, and covers the intermediate portion 101 (see FIG. 5) of the inner cover 71 from the side.

The front side cover 74 is supported by the inner cover 71.
A mounting claw portion 142 projecting from the inner surface of the cover is formed on the inner surface of the longitudinal portion 140. The mounting claw portion 142 is formed in an L shape extending forward after projecting inward from the inner surface of the cover. The mounting claw portion 142 is mounted on the mounting port 143 (see FIG. 7) provided in the lower part of the cover middle portion 121 of the side cover 73.
A boss 144 projecting inward in the vehicle width direction from the inner surface of the cover is formed behind the mounting claw portion 142. The boss 144 is fitted into an engagement hole 145 (see FIG. 7) provided in the front portion of the side cover 73.

The upper edge 140a of the longitudinal portion 140 of the front side cover 74 is bent inward in the vehicle width direction and fits into the concave groove 149 (see FIG. 7) formed along the lower edge of the cover middle portion 121 of the side cover 73. ing.
When the front side cover 74 is mounted on the side cover 73, the upper edge 140a is fitted into the concave groove 149, and the mounting claw portion 142 is inserted into the mounting port 143. Then, the boss 144 is fitted into the engaging hole 145 of the side cover 73 and temporarily fixed to the side cover 73. The mounting port 143 and the engagement hole 145 are covered with the front side cover 74.

A fastened portion 146 is formed at the front end on the inner surface of the longitudinal portion 140 of the front side cover 74. A fixing portion 147 (see FIG. 7) of the front end portion 103a of the inner cover 71 is fixed to the fastened portion 146 by the fastening member 69c. The fastening member 69c is inserted from the inside in the vehicle width direction.
On the inner surface of the downward extending portion 141 of the front side surface cover 74, the fastened portions 148 are formed at two locations, the rear upper portion and the front lower portion. A fastening member 69 (see FIG. 7) inserted from the inside of the inner cover 71 in the vehicle width direction is fastened to the fastened portion 148. As a result, the front side cover 74 is fixed to the inner cover 71.
Therefore, since the front side cover 74 is supported by the inner cover 71, it is easy to obtain the accuracy of assembly and it is possible to support the front side cover 74 while ensuring the rigidity.

As shown in FIG. 8, the top front cover 75 indicated by the alternate long and short dash line is arranged in front of the central portion of the fuel tank 38 in the vehicle width direction. The top front cover 75 includes an elliptical cover upper portion 150 that covers the outer periphery of the fuel lid 38b of the fuel tank 38. At the front end of the cover upper portion 150, a cover front surface portion 151 extending so as to be inclined forward and downward is formed. The cover front portion 151 extends between the pair of left and right front covers 72 to the inner cover support portion 70. A bifurcated portion 151a is formed in the extending portion extending forward of the cover front portion 151, and the bifurcated portion 151a is arranged so as to sandwich the main frame 16 from the left and right and straddle the upper part of the main frame 16. To.

In the top front cover 75, an insertion portion (engagement portion) 152 projecting downward is formed on the lower surface (inner surface) of the cover front surface portion 151. The insertion portion 152 is formed in a triangular shape in a side view, and is inserted into an insertion port 153 provided at the inner end in the vehicle width direction of the front cover 72 and temporarily fixed. The insertion port 153 penetrates in the vertical direction.
Further, an engaging rib (engaging portion) 154 projecting downward is formed on the lower surface of the cover upper portion 150. The engaging rib 154 extends in the front-rear direction. The engaging rib 154 fits into the engaging hole 155 provided at the inner end of the side cover 73 in the vehicle width direction. The engagement hole 155 is formed in an elongated hole shape at the inner end edge portion 155a on the front side of the side cover 73. The inner edge portion 155a is covered with the top front cover 75 from above. In this way, the top front cover 75 is connected to the pair of left and right side covers 73.

FIG. 9 is a top view of the tank cover 43.
A pair of left and right concave fixing portions 156 are formed in front of the cover upper portion 150 of the top front cover 75. A fastening member 67b is inserted through the fixing portion 156 from above and fixed to the front stay 127 (see FIG. 8). At this time, the fixing portion 126 of the side cover 73 is covered with the fixing portion 156 of the top front cover 75. The top front cover 75 and the side cover 73 are fastened together with the fuel tank 38 by the fastening member 67b.
As shown in FIG. 8, a plate-shaped stay portion 157 extending to the left and right is provided behind the cover upper portion 150. The stay portion 157 is fixed to the top stay 130.
Therefore, the top front cover 75 is supported between the fuel tank 38 and the side cover 73 supported by the inner cover 71, so that the assembly accuracy can be easily obtained and the top front cover 75 can be supported while ensuring rigidity. ..

FIG. 10 is a perspective view of the tank cover 43.
The top cover 76 is arranged above the fuel tank 38. The top cover 76 extends from the rear of the fuel lid 38b to the rear end of the fuel tank 38. The top cover 76 is supported by the fuel tank 38 and engages with the side cover 73.
As shown in FIG. 9, a pair of left and right insertion ribs (engagement portions) 160 projecting downward from the lower surface of the top cover 76 are formed on the lower surface (inner surface) of the top cover 76. A plurality of insertion ribs 160 are formed at intervals in the front-rear direction. The insertion rib 160 fits into the engagement hole 161 (see FIG. 8) provided at the inner end of the side cover 73 in the vehicle width direction. The engagement hole 161 is formed in an elongated hole shape at the inner end edge portion 161a on the rear side of the side cover 73. The inner edge portion 161a on the rear side is covered with the top cover 76. In this way, the top cover 76 is connected to the pair of left and right side covers 73.

As shown in FIG. 9, a pair of left and right fixing portions 162 are formed at the front end portion of the top cover 76. A fastening member 67c is inserted through the fixing portion 162 from above and fixed to the top stay 130 (see FIG. 8). That is, the top cover 76, the top front cover 75, and the side cover 73 are jointly fastened by the fastening member 67c and fixed to the fuel tank 38.
A fixing portion 163 is formed at the rear end portion of the top cover 76. A fastening member 67a is inserted into the fixing portion 163 from above and fixed to the rear mounting stay 86 of the fuel tank 38.

Since the top cover 76 is supported by the fuel tank 38, it is easy to obtain assembly accuracy, and the top cover 76 can be supported while ensuring rigidity. Further, since the top cover 76 supported by the fuel tank 38 engages with the side cover 73 supported via the inner cover 71, it is easy to obtain assembly accuracy, and the side cover 73 can be secured with rigidity. It can be engaged and fixed between the supported members.

As an example, the tank cover 43 can be assembled to the vehicle body frame 10 as shown below.
The side cover 73, the front side cover 74, and the front cover 72 are assembled in this order with respect to the inner cover 71 before being assembled to the vehicle body frame 10. When assembling these covers 72 to 74, the fastening members 69, 69a, 69b, 69c are fastened from the inside in the vehicle width direction. Each of the covers 72 to 74 is fixed to the inner cover 71 while being positioned with the inner cover 71 as a base point. Therefore, it is easy to obtain the accuracy of assembling the covers 71 to 74 with each other. Further, since each of the covers 72 to 74 overlaps with the inner cover 71, the covers have a plurality of shapes, and the rigidity of the tank cover 43 is ensured.

Then, the covers 72 to 74 are assembled, and the inner cover 71 integrated with the covers 72 to 74 is assembled to the fuel tank 38 and the inner cover support portion 70 supported by the vehicle body frame 10. At this time, the inner cover 71 and the front cover 72 are fixed to the inner cover support portion 70 by the fastening members 68, 68a, 68b (see FIGS. 5 and 6), and the inner cover 71 and the side cover 73 are fastened. Members 67 and 67a (see FIGS. 4 and 8) are fixed to the fuel tank 38.
Since the inner cover 71, which is the base point for assembly, is fixed to the inner cover support portion 70 and the fuel tank 38, the inner cover 71 can easily secure rigidity and the assembly is stable. Since the inner cover 71 has a certain rigidity, it is possible to secure the rigidity of other covers to be assembled to the inner cover 71.

After the side cover 73, the front side cover 74, the front cover 72, and the inner cover 71 are fixed to the fuel tank 38 and the inner cover support portion 70, the top front cover 75 is engaged with the front cover 72 and the side cover 73. It is attached while being fitted, and is fixed to the fuel tank 38 with the fastening member 67b from above as shown in FIG. Finally, the top cover 76 is attached to the side cover 73 while being engaged with the side cover 73, and is fixed to the fuel tank 38 with fastening members 67c and 67a from above as shown in FIG.
As a result, the installation of the tank cover 43 is completed.

By fixing the inner cover 71, which is the base point for attaching the tank cover 43 to the vehicle body, the other covers 72 to 76 can be supported via the inner cover 71 while ensuring rigidity, and the respective covers 71 to 76 can be assembled. It is easy to get the accuracy of.

FIG. 11 is a front view of the tank cover 43. 12 is a sectional view of XII-XII in FIG. 9, FIG. 13 is a sectional view of XIII-XIII in FIG. 9, and FIG. 14 is a sectional view of XIV-XIV in FIG. FIG. 15 is a rear view of the tank cover 43.
As shown in FIG. 11, the tank cover 43 is provided with a plurality of openings 170 and 176, and the traveling wind is taken in from the front.
An opening 170 that penetrates in the front-rear direction is formed in the lower portion of the front surface 72a of the front cover 72. A tubular portion 171 extending rearward is formed at the rear portion of the opening 170. The upper portion 103c of the covering portion 103 of the inner cover 71 is located behind the tubular portion 171. As shown in FIG. 12, the upper portion 103c is formed with a U-shaped first recess 173 that is recessed inward in the vehicle width direction. The first recess 173 extends in the front-rear direction. The open end side of the first recess 173 is covered with a side cover 73. The space surrounded by the first recess 173 of the upper portion 103c of the covering portion 103 and the side cover 73 forms a first air guide path 174 in which the traveling wind is guided.

As shown in FIG. 13, the upper portion 103c is curved outward in the vehicle width direction toward the rear and approaches the side cover 73. The first air guide path 174 becomes narrower toward the rear, and the flow of the traveling wind tends to be stable. In the first air passage 174, the traveling wind flowing in from the opening 170 can be discharged from the rear end opening 175 (see FIG. 14) provided at the rear of the first air passage 174. The opening 175 is formed by surrounding the upper portion 103c of the covering portion 103 of the inner cover 71, the cover middle portion 121 of the side cover 73, and the downward extending portion 141 of the front side surface cover 74.

As shown in FIG. 11, an opening 176 formed in the inner cover 71 is arranged below the opening 170 of the front cover 72. The opening 176 penetrates the lower portion 103d of the covering portion 103 of the inner cover 71 from the inside to the outside in the vehicle width direction. As shown in FIG. 12, a second recess 177 recessed inward in the vehicle width direction is formed in the lower portion 103d. The second recess 177 is oriented in the front-rear direction. The open side of the second recess 177 is covered with a front side cover 74. The second air passage 178 is formed by the space surrounded by the second recess 177 of the lower portion 103d of the covering portion 103 and the front side surface cover 74.

As shown in FIG. 13, in the second air passage 178, the traveling wind enters through the opening 176 and can be discharged from the opening 179 (see FIG. 14) at the rear end. The opening 179 is formed by surrounding the lower portion 103d of the covering portion 103 of the inner cover 71, the front portion 122b of the cover lower portion 122 of the side cover 73, and the downward extending portion 141 of the front side surface cover 74.

As shown in FIGS. 4 and 11, openings 90a, 91a, and 92a penetrating in the front-rear direction are formed in the main body 90, the left extension 91, and the right extension 92 of the inner cover support 70. There is. The openings 90a to 92a are provided with louver portions 90b, 91b, 92b extending in the left-right direction.
The louver member 93, which is separate from the inner cover support portion 70, includes an opening 93a and a louver portion 93b corresponding to the opening 92a and the louver portion 92b of the right extending portion 92. The openings 90a to 93a and the louver portions 90b to 93b are located above the cylinder portion 32 of the engine 11. The running wind that has passed through the inner cover support portion 70 and the louver member 93 can cool the cylinder portion 32 of the engine 11.

As shown in FIG. 5, the inner cover 71 is formed with an opening 180 at the rear portion of the front bulging portion 100 (see the front bulging portion 100 on the right side). Through the opening 180, it is possible to allow the traveling wind to pass from the inside to the outside of the inner cover 71 in the vehicle width direction. The intermediate portion 101 of the inner cover 71 is located behind the opening 180. A third recess 181 recessed inward in the vehicle width direction is formed in the intermediate portion 101. The third recess 181 extends rearward from the opening 180 and curves outward in the vehicle width direction as it advances rearward. As shown in FIG. 13, the open side of the third recess 181 is covered by the downward extending portion 141 of the front side cover 74. The third air passage 182 is formed by the space surrounded by the third recess 181 of the intermediate portion 101 and the downward extending portion 141 of the front side surface cover 74.

In the third air guide path 182, the traveling wind enters through the opening 180 and can be discharged from the opening 183 (see FIG. 15) at the rear end. The opening 183 is formed by surrounding the intermediate portion 101 of the inner cover 71 and the bulging portion 184 that bulges rearward from the downward extending portion 141 of the front side surface cover 74.
The inner cover 71 is formed with an opening 185 inside the opening 183 in the vehicle width direction. A louver portion 186 is formed in the opening portion 185. At the opening 185, the traveling wind can be discharged from the inside to the outside of the inner cover 71.

FIG. 16 is a cross-sectional view showing the lower part of the rear part of the fuel tank 38.
The fuel tank 38 is fixed to a pair of left and right seat frames 19 via a mounting portion 88. The mounting portion 88 includes a plate-shaped cross member portion 88a straddling between the left and right seat frames 19. Tank fixing portions 88b are provided at both left and right ends of the cross member portion 88a. A rear mounting stay 86 of the fuel tank 38 is fixed to the tank fixing portion 88b by a tank fixing tool 65 (see FIG. 4) via a rubber 87.

In the pair of left and right seat frames 19, a receiving portion (engaging portion) 191 with which the seat bottom plate 190 of the seat 14 is engaged is provided in front of the mounting portion 88. The receiving portion 191 is composed of a bent metal rod, and is fixedly supported by the seat frame 19.
The receiving portion 191 includes an end portion 191a fixed to the upper end of the seat frame 19. The receiving portion 191 includes a one-side portion 191b extending diagonally upward from one end portion 191a toward the outside in the vehicle width direction. A main body portion 191c extending in the vertical direction is formed at the outer end of the one side portion 191b in the vehicle width direction. At the lower end of the main body portion 191c, another side portion 191d is formed which extends inward in the vehicle width direction and then inclines toward the side portion of the seat frame 19. The other end 191e at the tip of the other side 191d is fixed to the side of the seat frame 19.

In this embodiment, the left and right receiving portions 191 themselves are formed in the same shape. That is, in the receiving portion 191 on the right side, the ends 191a and 191e are fixed facing forward, whereas in the receiving portion 191 on the left side, the ends 191a and 191e are fixed facing backward. Then, the left and right receiving portions 191 are arranged symmetrically in the front view. In the present embodiment, the parts of the left and right receiving portions 191 can be shared.

FIG. 17 is an enlarged view of the insertion portion and the receiving portion.
A pair of left and right insertion portions 193 are formed at the front end portion of the seat bottom plate 190. The insertion portion 193 is inserted into the engaging space 192 surrounded by the receiving portion 191 and the seat frame 19, and engages with the main body portion 191c of the receiving portion 191.
The insertion portion 193 includes a base portion 194 supported by the outer wall 190a of the seat bottom plate 190. The base 194 projects downward from the seat bottom plate 190. An insertion portion main body 195 is formed at the lower end portion of the base portion 194. The insertion portion main body 195 bends inward in the vehicle width direction and then extends forward.

The base portion 194 and the insertion portion main body 195 are formed in an L-shaped cross section. That is, the base portion 194 includes a front plate portion 194a and an inner plate portion 194b having a shape bent rearward from the inner end of the front plate portion 194a. Further, the insertion portion main body 195 includes a side plate portion 195a and an upper plate portion 195b having a shape bent inward from the upper end of the side plate portion 195a. The front plate portion 194a and the inner plate portion 194b of the base portion 194 are continuously formed on the side plate portion 195a and the upper plate portion 195b of the insertion portion main body 195, respectively. Since the insertion portion 193 is formed in an L-shaped cross section, the rigidity is increased as compared with the plate-shaped configuration.

The seat bottom plate 190 is mounted so as to be inserted from the rear of the vehicle body. The insertion portion 193 enters the engagement space 192 of the receiving portion 191 and contacts and engages with the receiving portion 191. As a result, the front portion of the seat bottom plate 190 is supported by the seat frame 19. Further, the rear portion of the seat bottom plate 190 is fixed to the seat frame 19 with a seat fixture (not shown).
The insertion portion 193 of the seat bottom plate 190 has high rigidity. If the rigidity is low, the insertion portion 193 may be deformed due to contact with the receiving portion 191 without the insertion portion 193 entering the engaging space 192. On the other hand, in the present embodiment in which the insertion portion 193 has an L-shaped cross section, the rigidity of the insertion portion 193 is high. Therefore, only when the insertion portion 193 enters the engagement space 192, the insertion portion 193 Engages with the main body 191c of the receiving portion 191 to facilitate mounting of the seat bottom plate 190. Therefore, in the present embodiment, the seat 14 can be easily attached appropriately.

As described above, in the tank cover structure of the saddle-riding vehicle of the present embodiment, the fuel tank 38 and the tank cover 43 provided on the outer periphery of the fuel tank 38 are provided, and the tank cover 43 is a plurality of covers. Among a plurality of covers constituting the tank cover 43, the inner cover 71 includes a side cover 73 located on the side of the fuel tank 38 and an inner cover 71 located inside the side cover 73. The side cover 73 is located on the side surface of the fuel tank 38 and is supported by the vehicle body, and the side cover 73 includes fastened portions 123 and 124 fixed to the inner cover 71 at least at a position overlapping the inner cover 71. According to this configuration, by fixing the inner cover 71, which is the base point for attaching the tank cover 43 to the vehicle body, to the vehicle body, the other covers constituting the tank cover 43 are supported via the inner cover 71 while ensuring rigidity. It is possible to easily obtain the accuracy of assembling the other cover supported by the inner cover 71. Therefore, the accuracy of assembling the side cover 73 can be improved.

In the present embodiment, the vehicle body frame 10 having the head pipe 15 is provided, and the vehicle body frame 10 includes a main frame 16 extending rearward from the head pipe 15 and a down frame 18 hanging downward from the head pipe 15. The fuel tank 38 is located above the main frame 16, and the inner cover 71 includes an extension portion 103a that extends forward from the rear of the fuel tank 38 and extends forward beyond the down frame 18. Therefore, by using a large inner cover 71 that extends forward and backward, it is easy to engage with and fix the other covers 72 to 74 on the inner cover 71, and the other cover is based on the inner cover 71. 72 to 74 can be attached.

Further, in the present embodiment, the inner cover support portion 70 fixed to the down frame 18 and extending to the left and right is provided, and the inner cover 71 is the arm 105 of the inner cover support portion 70 and the bottom stay 83 below the fuel tank 38. Supported by. Therefore, the front and rear long inner cover 71 can be reliably supported on the vehicle body.

Further, in the present embodiment, the fuel tank 38 is configured by combining the bowl-shaped tank upper portion 80 and the open ends 80a and 81a of the tank lower portion 81, and the inner cover 71 is formed on the upper and lower mating surfaces 95 of the fuel tank 38. Along the side of the tank lower part 81, a side cover 73 extends and covers the side of the tank upper part 80 of the fuel tank 38. Therefore, by separating the portion covered by the fuel tank 38 by the inner cover 71 and the side cover 73, the overlap between the inner cover 71 and the side cover 73 on the side surface of the fuel tank 38 is reduced, and the covers 71 and 73 are projected in the width direction. It can be formed with reduced volume.

Further, in the present embodiment, the inner cover support portion 70 fixed to the down frame 18 and extending to the left and right is provided, and the tank cover 43 is provided with a pair of left and right front covers 72 above the front portion of the inner cover 71, and the front surface thereof. The cover 72 is supported by the inner cover support portion 70 and the inner cover 71. According to this configuration, since the pair of left and right front covers 72 are supported by the inner cover support portion 70, they can be supported while ensuring rigidity, and the front cover 72 is supported with the inner cover 71 as a base point, so that they can be assembled. It is easy to obtain the accuracy of the above, and it can be supported while ensuring the rigidity.

Further, in the present embodiment, a top cover 76 that covers the upper surface of the fuel tank 38 is provided, and the top cover 76 extends from the rear of the fuel lid 38b formed on the upper surface of the fuel tank 38 to the rear end of the fuel tank 38. It has an engaging portion 160 that is supported by the fuel tank 38 and engages with the side cover 73. Therefore, it is easy to obtain the accuracy of assembling the top cover 76 supported by the fuel tank 38, and the top cover 76 can be supported while ensuring rigidity. Further, since the side cover 73 supported via the inner cover 71 engages with the top cover 76 supported by the fuel tank 38, it is easy to obtain assembly accuracy, and the side cover 73 is supported while ensuring rigidity. Can be engaged and fixed between the members.

Further, in the present embodiment, a top front cover 75 that covers the front of the fuel tank 38 is provided, and the top front cover 75 is between a pair of left and right front covers 72 from the outer periphery of the fuel lid 38b formed on the upper surface of the fuel tank 38. It extends forward to the inner cover support portion 70 through the fuel tank 38, is fixed to the upper surface of the fuel tank 38, and engages with a pair of left and right front covers 72. Therefore, the top front cover 75 is supported between the front cover 72 supported by the inner cover 71 and the fuel tank 38, so that the assembly accuracy can be easily obtained and the top front cover 75 can be supported while ensuring rigidity. ..

Further, in the present embodiment, the side cover 73 covers the side surface of the tank upper portion 80 of the fuel tank 38, and is fixed to the inner cover 71, the front cover 72, and the rear mounting stay 86 at the rear of the fuel tank 38, and is a top cover. Engage with 76. Therefore, the side cover 73 is fixed to the inner cover 71 and the fuel tank 38, so that the assembly accuracy can be easily obtained and the side cover 73 can be supported while having rigidity. Therefore, it can be easily engaged with the top cover 76 supported by the fuel tank 38.

Further, in the present embodiment, the front side surface cover 74 is located below the front portion of the side surface cover 73 and is supported by the inner cover 71, and the front side surface cover 74 is supported by the inner cover 71. Therefore, since the front side surface cover 74 is supported by the inner cover 71, it is possible to easily obtain assembly accuracy and support the front side cover 74 while ensuring rigidity.

Further, in the present embodiment, the inner cover 71 is formed with recesses 173 and 177 that face back and forth, and the recesses 173 and 177 are located inside the side surface cover 73 or the front side cover 74. Therefore, the air guide passages 174 and 178 can be formed between the inner cover 71 and the side cover 73 or the front side cover 74.

Further, in the present embodiment, the inner cover 71 includes exposed portions 100 and 102 whose appearance is exposed. Therefore, by using a part of the inner cover 71 as an externally exposed portion, a part of the inner cover 71 forming the base point of the support portion of the cover can be used as an external part, which contributes to the design of the external shape. it can.

The above-described embodiment shows only one aspect of the present invention, and can be arbitrarily modified and applied without departing from the gist of the present invention.
For example, the present invention is not limited to the case where it is applied to the motorcycle 1, but is also applicable to a saddle-type vehicle including other than the motorcycle. In addition, saddle-type vehicles include all vehicles that ride across the vehicle body, and are not only motorcycles (including motorized bicycles), but also three-wheeled vehicles and four-wheeled vehicles that are classified as ATVs (rough terrain vehicles). It is a vehicle including.

10 Frame member 15 Head pipe 16 Main frame 18 Down frame 38 Fuel tank 38b Fuel lid 43 Tank cover 70 Inner cover support 71 Inner cover 72 Front cover 73 Side cover 74 Front side cover 75 Front cover 76 Top cover 80 Top member 80a Open end 81 Lower member 81a Open end 95 Top and bottom mating surfaces 100, 102 Exposed part 103a Extension part 123, 124 Fixed part 160 Engaging part 173, 177 Recessed part

Claims (10)

In the tank cover structure of a saddle-riding vehicle including a fuel tank (38) and a tank cover (43) provided on the outer periphery of the fuel tank (38), the tank cover (43) is composed of a plurality of covers.
Of the plurality of covers constituting the tank cover (43), a side cover (73) located on the side of the fuel tank (38) and an inner cover (71) located inside the side cover (73). And with
The inner cover (71) is located on the side surface of the fuel tank (38) and is supported by the vehicle body.
The side cover (73) includes fixing portions (123, 124) fixed to the inner cover (71) at least at a position overlapping the inner cover (71) .
A frame member (10) having a head pipe (15) is provided.
The frame member (10) includes a main frame (16) extending rearward from the head pipe (15) and a down frame (18) hanging downward from the head pipe (15).
The fuel tank (38) is located above the main frame (16).
An inner cover support portion (70) fixed to the down frame (18) and extending to the left and right is provided.
The inner cover (71) is a tank cover structure for a saddle-riding vehicle, characterized in that it is supported by the inner cover support portion (70) and the lower portion (83) of the fuel tank (38). Before Symbol inner cover (71) extends from the rear to the front of the fuel tank (38), characterized in that it comprises an extending portion extending forward beyond said down frame (16) (103a) The tank cover structure of the saddle-riding vehicle according to claim 1. The fuel tank (38) is configured by combining the open ends (80a, 81a) of the bowl-shaped upper member (80) and the lower member (81).
The inner cover (71) is arranged along the side of the lower member (81) along the upper and lower mating surfaces (95) of the fuel tank (38), and the upper member of the fuel tank (38). The tank cover structure for a saddle-riding vehicle according to claim 1 or 2 , wherein the side cover (73) extends to cover the side of (80). Before SL tank cover (43) is provided above the front part a pair of left and right front cover (72) of said inner cover (71),
The saddle-riding vehicle according to any one of claims 1 to 3 , wherein the front cover (72) is supported by the inner cover support portion (70) and the inner cover (71). Tank cover structure. A top cover (76) covering the upper surface of the fuel tank (38) is provided.
The top cover (76) extends from the rear of the fuel lid (38b) formed on the upper surface of the fuel tank (38) to the rear end of the fuel tank (38), and is supported by the fuel tank (38). The tank cover structure for a saddle-mounted vehicle according to claim 4 , further comprising an engaging portion (160) that engages with the side cover (73). A front cover (75) covering the front of the fuel tank (38) is provided.
The front cover (75) passes from the outer periphery of the fuel lid (38b) formed on the upper surface of the fuel tank (38) between the pair of left and right front covers (72) to the inner cover support portion (70). The tank cover structure for a saddle-mounted vehicle according to claim 4 or 5 , wherein the tank cover structure is extended to, fixed to the upper surface of the fuel tank (38), and engaged with a pair of left and right front covers (72). The side cover (73) covers the side surface of the bowl-shaped upper member (80) constituting the fuel tank (38), and the inner cover (71), the front cover (72), and the fuel tank (38). The tank cover structure for a saddle-riding vehicle according to claim 5 , wherein the tank cover structure is fixed to the rear portion (86) and engages with the top cover (76). A front side cover (74) located below the front portion of the side cover (73) and supported by the inner cover (71) is provided, and the front side cover (74) is supported by the inner cover (71). The tank cover structure for a saddle-riding vehicle according to claim 7 , wherein the tank cover structure is provided. The inner cover (71) is formed with recesses (173, 177) that face back and forth, and the recesses (173, 177) are located inside the side cover (73) or the front side cover (74). The tank cover structure of the saddle-riding vehicle according to claim 8 . The tank cover structure for a saddle-riding vehicle according to any one of claims 1 to 9 , wherein the inner cover (71) includes exposed portions (100, 102) whose appearance is exposed.

Images