JP5736015B2 - Body cover structure - Google Patents

Description

The present invention relates to a structure of a body cover that covers a front portion of a footrest portion, and particularly relates to a structure that makes it difficult for water flowing on the surface of the body cover to enter the footrest portion. In the present application, water is a general term for rain, muddy water that jumps up front wheels, and the like.

A body cover is provided at the front part of the front of the vehicle body, and a pocket is provided on the back (driver side) so that the driver can enter and leave the product while sitting on the seat. In order to suppress the intrusion of water inside, there is a body cover provided with a ridgeline for draining (see Patent Document 1). In addition, this patent document discloses that the draining ridge line extends outward in the vehicle width direction.

JP 2011-105290 A

By the way, in the case where the lower back portion of the body cover is connected to the driver's footrest, it is necessary to prevent water flowing on the surface of the body cover from entering the footrest. It is desired that the water flowing toward the part can be efficiently discharged to the outside of the vehicle body. Accordingly, an object of the present invention is to provide a body cover that can collect water adhering to the surface of the body cover at a predetermined location and effectively discharge the water to the outside of the vehicle body.

In order to solve the above-mentioned problem, the invention described in claim 1 includes a handle (13) pivotally supported by the head pipe (16), a front cover (21) covering the front side of the head pipe (16), and a rear side. A rear cover (22) that covers the seat, a seat (12) disposed behind the handle (13), and a footrest (14) disposed between the seat (12) and the head pipe (16). In a motorcycle equipped with
The rear cover (22) is provided on both sides in the vehicle width direction of the first bulge portion (33) and the first bulge portion (33) that bulges rearward in the vehicle width direction central portion, and extends downward. A first valley formed between the side portion (37) connected to the footrest portion (14) and the side portion (37) and the first bulging portion (33) and recessed forward of the vehicle. Part (36),
The first valley portion (36) is formed in a C shape in a rear view, and the lower end of the first valley portion (36) is extended to the outside of both end portions (40a) in the vehicle width direction of the footrest portion (14). It is characterized by that.

According to a second aspect of the present invention, in the first aspect, the rear cover (22) is attached from an inner cover (30) and a rear side of the inner cover (30) to form a storage space (32). A pocket cover (31) provided with a bulging portion (35),
A second valley (50) is formed between the second bulge (35) and the side (37), and the second valley (50) is connected to the first valley (36). It was formed as described above.

According to a third aspect of the present invention, in any one of the first to second aspects, the side portion (37) has an inclined portion inclined rearwardly and inwardly.

According to a fourth aspect of the present invention, in any one of the first to third aspects, the lower portion of the front cover (21) spreads outward in the vehicle width direction from the front end toward the rear, and the footrest (14). It connects with both the vehicle width direction both ends.

According to a fifth aspect of the present invention, in any one of the first to fourth aspects,
The front part of the footrest part (14) includes a rising part (40) extending toward the rear cover (22), and the lower part of the rear cover (22) and the rising part (40) are connected,
A lower end portion of the first valley portion (36) is opened to the outside of the rising portion (40).

The invention described in claim 6 is any one of claims 1 to 5,
The rear cover (22) includes an extension part (38) extending so as to wrap around the lower part of the footrest part (14), and the footrest part (14) and the extension part (38) are provided on the body frame ( 43).

According to invention of Claim 1, a 1st trough part is formed between a side part and a 1st bulging part, this 1st trough part is formed in the letter C shape of rear view, and the lower end is put on a foot Since the portion extends to the outside of both ends in the vehicle width direction, the water adhering to the rear cover can be efficiently collected in the first valley portion, which is a predetermined location, and discharged to the outside of the footrest portion. Therefore, the water adhering to the surface of the body cover can be collected at a predetermined place and effectively discharged to the outside of the vehicle body.

According to the invention of claim 2, since the second valley portion continues to the first valley portion, the water adhering to the pocket cover is collected in the second valley portion, and further the vehicle width from the second valley portion to the first valley portion. It can be discharged to the outside in the direction. Therefore, water can be discharged more effectively to the outside of the vehicle body.

According to invention of Claim 3, since the side part which comprises a 2nd trough part inclines to back fall, and since it inclines in a vehicle width direction, it can collect water more efficiently to a 2nd trough part. it can. Therefore, water can be discharged more effectively.

According to the invention of claim 4, since the water adhering to the lower part of the main body cover is guided to both ends of the footrest in the vehicle width direction, the water from the first trough is combined and discharged to the outside of the vehicle body. Can do. Therefore, water can be discharged more effectively.

According to invention of Claim 5, since the lower end part of a 1st trough part is open | released to the outer side of a standing part, it can suppress that water penetrate | invades into the upper surface of a footrest part. Therefore, it can be set as the structure where water does not accumulate easily in a footrest part.

According to the invention of claim 6, since the lower part of the footrest part is covered with the extension part of the rear cover, the rigidity of the front part of the footrest part can be increased. A mounting part can be enlarged.

Left side view of a motorcycle to which the present invention is applied Top view of the motorcycle The perspective view which shows the said motorcycle front part from diagonal left back Sectional view taken along line 4-4 in FIG. Sectional view along line 5-5 in FIG. Front view centered on the vehicle width direction end of the front end of the step floor Perspective view of the above part Sectional view taken along line 8-8 in FIG. Sectional view taken along line 9-9 in FIG. Perspective view of pocket cover Plan view without the grab rail at the rear of the car body Side view of the rear of the car body

Hereinafter, an embodiment of the present invention will be described with reference to the drawings. In this application, the front / rear, up / down, and left / right directions are based on the vehicle. In FIG. 1, the front is indicated by an F arrow, the upper is indicated by an UP arrow, the left is indicated by an L arrow, and the right is indicated. Is indicated by an R arrow.

1 and 2, the motorcycle is of a scooter type and includes a tandem seat 12 between a front wheel 10 and a rear wheel 11. The front seat of the seat 12 is a driver seat 12a, which is a chair type where both legs are aligned, and the rear seat is a straddle type passenger seat 12b.
A step floor 14, which is a driver's footrest, is provided between the driver's seat 12 a and the front handle 13.
The front wheel 10 is supported by the lower end of the front fork 15, and the upper end of the front fork 15 is connected to a steering shaft 13 a that is rotatably supported by the head pipe 16. The steering shaft 13 a is connected to the handle 13, and the front wheel 10 is steered by rotating the handle 13.

The vehicle body frame includes a front frame 17 extending obliquely rearwardly downward from a head pipe 16 provided at the front end thereof, and a lower frame 18 connected to the lower end thereof and extending rearward substantially horizontally below the step floor 14. The rear frame 18 includes a rear frame 19 that is bent upward from the rear end of the lower frame 18 and extends rearward and obliquely upward.
A seat 12 is supported on the rear frame 19. The front end of the swing type power unit 20 that supports the rear wheel 11 at the rear end is connected to the rear end of the lower frame 18 below the seat 12.

The body cover includes a front cover 21 that covers the front of the head pipe 16, a rear cover 22 that covers the rear of the head pipe 16, an underside cover 23 that covers the side of the lower frame 18, and a rear side cover 24 that covers the lower part of the seat 12. Step floor 14 also constitutes a part of the body cover. The handle 13 is covered with a handle cover 25, and a headlight 26 faces the front surface thereof. These body covers are made of resin.
27 is a grab rail, and 28 is a tail light unit.

Hereinafter, the body cover, in particular, the front cover 21, the rear cover 22, the step floor 14, and the underside cover 23 at the front of the vehicle body will be described in detail.
FIG. 3 is a view showing the rear cover 22 from the diagonally left rear of the vehicle body. The rear cover 22 includes an upper inner cover 30 and a lower pocket cover 31. The inner cover 30 covers the back of the head pipe 16 and has a pocket portion 32.

As shown in a perspective view of FIG. 10, the pocket cover 31 includes a second bulging portion 35 that forms the outer wall of the pocket portion 32 at the top. The lower part from the second bulging part 35 includes a first bulging part 33 formed so as to protrude rearward in the vehicle width direction central part, a first valley part 36 formed on the left and right sides thereof, and a first valley part. 36 has a side portion 37 forming the outer side of 36. At the lower ends of the left and right side portions 37, an extending portion 38 that is bent substantially horizontally and protrudes rearward is provided. A through hole 38 a is provided at the distal end of the extending portion 38. Reference numerals 31 a, 31 b, 31 c, and 31 d are engaging protrusions for the front cover 21. 41a is a boss.

In FIG. 3 again, the second bulging portion 35 is formed to be inclined so as to form an outwardly opening shape, opens the pocket portion 32 upward, and enlarges the opening. An appropriate article 34 is stored in the pocket portion 32.

The portion below the second bulging portion 35 includes a first bulging portion 33 formed at the center in the vehicle width direction and covering the front frame 17, a first valley portion 36 formed on the left and right sides thereof, and a first valley portion. 36 has a side portion 37 forming the outer side of 36.

The first valley portion 36 is a recess that is recessed forward between the first bulge portion 33 and the side portion 37. Between the 1st trough part 36 and the 1st bulging part 33, it changes in the shape of a mountain fold, and this changed part is the 1st ridgeline M1.

The side portion 37 faces the side surface of the first bulging portion 33 across the first valley portion 36, and forms an inclined surface extending outwardly from the bottom of the valley. The first valley portion 36 is a recess formed by the first bulge portion 33 and the side portion 37.
The outer edge portion 37a of the side portion 37 overlaps with the rear edge portion 21a of the front cover 21, and is integrated by appropriate engaging means.

The lower end of the pocket cover 31 is flush with the rising portion 40 that rises from the front end of the step floor 14. The left and right lower ends of the pocket cover 31 are fastened to the lower portion of the front cover 21 by bolts 41 from the rear side with a boss 41a (see FIG. 10).

As shown in FIG. 4, the first bulging portion 33 is formed in the vertical direction along the vehicle body center line CT.
The first ridge line M <b> 1 has a substantially C shape in the rear view shown in the drawing, the lower part opens outward, and the lower end thereof is connected to the outer end part 40 a of the rising part 40. The lower end portion of the first ridge line is connected to the outer end portion 40 a of the rising portion 40. For this reason, the lower end of the first valley portion 36 is opened outside the outer end portion 40 a of the rising portion 40, and the water flowing down the first valley portion 36 moves to the outside of the front end of the step floor 14. It is supposed to be discharged.

The top portion (the rearmost portion) 33a of the first bulging portion 33 is convexly curved rearward, and its left and right side portions are gently curved convexly forward, so that the inflection portion forms a ridgeline M2. The ridgeline M2 is inclined so that the lower side is directed toward the vehicle body center CT, and the left and right widths at the lower part of the top 33a are narrowed. The left and right side portions of the top portion 33a are curved forward and convex below the first bulge portion 33. Thereby, the footrest space on the step floor 14 is expanded.
Below the step floor 14, a lower frame 18 and stays 42 provided on the left and right sides thereof are arranged.

The inner cover 30 has a bulging portion 30a where the portion along the vehicle body centerline CT escapes backward from the head pipe 16, and concave portions 30b and 30c which are recessed forwardly on the left and right sides. The pocket portion 32 is formed by these concave portions. Form.
A hook 39 for loading is provided at an intermediate portion in the vehicle width direction of the second bulge portion 35.

As shown in FIG. 5, below the step floor 14, there are provided a lower frame 18 along the vehicle body center line CT and stays 42 arranged on the left and right sides of the lower frame 18. Is supported by a subframe 43 extending laterally from the side. The lower end of the sub frame 43 stays in the front-rear direction, and the rear end thereof is supported by a cross member 44 that extends from the rear end of the lower frame 18 to the left and right. The left and right sides of the cross member 44 are welded to the front end portions of the rear frame 19 forming a pair of left and right.

The step floor 14 is fastened to the stay 42 or the stay 42 and the sub frame 43 with bolts 45 and 46 before and after the step floor 14. The front bolt 45 fastens the extended portion 38 of the pocket cover 31, which is superimposed on the lower side of the step floor 14, together with the step floor 14.
As shown in FIG. 10, the extending portion 38 is formed by bending the lower end of the side portion 37 rearward substantially horizontally. A through hole 38 a for the bolt 45 is provided at the tip.

Thus, if the step floor 14 and the extension part 38 are piled up, the rigidity in the front part of the step floor 14 can be improved. In particular, since the front part of the step floor 14 is a part to which a large force is applied from the front part of the foot during braking or the like, this part can be effectively made highly rigid.

FIG. 6 is a front view of the left front portion of the step floor 14. The front portion of the step floor 14 and the portion above the front end corner portion 14 a is narrower than the step floor 14, and the rear edge portion 21 a of the front cover 21. Is inward of the front end corner portion 14a of the step floor 14 by the curved portion 21b at the lower portion thereof, and the front end corner portion 14a of the step floor 14 is exposed.

The curved portion 21 b is connected to the curved portion 23 a formed at the front portion of the underside cover 23. The front side of the bending portion 23a is turned to the front inner side of the front end corner portion 14a, and the bending portions 21b and 23a are connected in front of the front end corner portion 14a. Reference numeral 23 b denotes a connection line between the front cover 21 and the underside cover 23.

The rear edge portion 21 a of the front cover 21 coincides with the outer edge portion 37 a of the side portion 37. Further, the rising portion 40 is located on the inner side in the vehicle width direction with respect to the rear edge portion 21a of the front cover 21, and is not visible behind the front cover 21 in the drawing.

The underside cover 23 extends laterally from the rear edge portion 21a, and the side edge portion 14b of the step floor 14 overlaps the upper edge portion 23c of the underside cover 23. The lower portion of the front cover 21 is coupled to the underside cover 23 and the coupling member 47 from the front. The bottom surface is also coupled from below by a coupling member 48.

FIG. 7 is a view showing the vicinity of the rising portion 40 from obliquely forward, and the rising portion 40 overlaps the lower end portion of the rear edge portion 21 a, that is, the lower end portion inside the side portion 37. The first ridge line M1 is connected to the outer end portion 40a of the rising portion 40, and the front end corner portion 14a of the step floor 14 is formed so as to continue to the front cover 21.

Accordingly, the water W adhering to the front cover 21 gathers and flows down to the first valley portion 36 as indicated by an arrow a and flows toward the rear edge portion 21a of the front cover 21, and the outer end portion of the rising portion 40. From the upper side of 40a, it falls in front of the front end corner 14a and is discharged out of the vehicle.
Moreover, the water splashed up by the front wheel flows backward as indicated by an arrow b along the side surfaces of the front cover 21 and the underside cover 23, and is combined with the water from the first valley portion 36 in the vicinity of the front end corner portion 14a. As shown by arrow c, the water flow becomes larger. Therefore, this large water flow promotes the outflow of water from the first valley portion 36. The water flow in the direction indicated by the arrow b is blocked by the front end corner portion 14a and falls as indicated by the arrow c, making it difficult to enter the step floor 14.

8 is a cross-sectional view taken along line 8-8 in FIG. As shown in this figure, the lower end portion of the first ridge line M1 that opens downward is connected to the outer end portion 40a of the rising portion 40, and the lower end portion of the side portion 37 is located outside the outer end portion 40a. The lower end portion of the first valley portion 36 is opened outward from the outer end portion 40a.

For this reason, the water W collected and moved downward in the first valley portion 36 falls outward from the outer end portion 40a as indicated by an arrow a, and the falling position is a front end corner portion of the step floor 14. Since it is ahead of 14a (refer to FIGS. 6 and 7), it is difficult to enter the step floor 14.

A claw 14c is provided below the outer portion of the step floor 14 and is inserted into and engaged with the upper edge 23c of the underside cover 23 from above.
Protruding portions 23 d projecting inwardly are provided on the inner side surface of the front portion of the underside cover 23, and a front lower portion of the front cover 21 is coupled thereto by a coupling member 47.
Further, an under part 21c that is integrated with the front cover 21 and extends rearward is overlapped with the lower part of the underside cover 23, and is coupled by a coupling member 48 from below.

Next, the structure of the upper portion of the pocket cover 31 will be described.
As shown in FIGS. 3, 5 and 10, the second bulging portion 35 is continuous with the first bulging portion 33 in the vertical direction. The upper part of the side part 37 extends outside the first bulging part 33, and a second valley part 50 is formed between the upper part of the side part 37 and the second bulging part 35. As shown in FIG. 9, the second valley portion 50 is inclined inward of the vehicle body, and further, as shown in FIG. 3, the second valley portion 50 is inclined rearward and continues to the first valley portion 36 at the rear portion.

In addition, as shown in FIG. 5, the 2nd trough part 50 comprises the substantially triangular shape expanded toward back, the rear part becomes the widest, and it continues to the upper end part of the 1st trough part 36, turning downward. ing.
In this way, the water flowing backward on the upper side surface of the front cover 21 enters the second valley 50 as shown by the arrows in FIGS. 3 and 4 and immediately flows to the first valley 36 and is discharged outside the vehicle. Is done. Further, even if a part of the water further tries to enter the pocket portion 32 from the second valley portion 50, it is blocked by the second bulging portion 35 having a reversely inclined return shape.

Next, the structure of the rear part of the vehicle body will be described. FIG. 11 is a plan view of the grab rail 27 shown in phantom in the plan view of the rear part of the vehicle body. The mounting parts (nut parts) 60 to 62 of the grab rail 27 protrude to the left and right and rearward of the rear end of the seat 12. Is provided. The grab rail 27 is attached over the tail light unit 28.

The tail light unit 28 is a wide member having a substantially triangular shape in plan view, and the tail lamp 63 and the blinker lamp 64 are accommodated integrally. In addition, the position below the grab rail 27 on the upper left and right of the tail light unit 28 is covered with an extension 24 a of the rear side cover 24.

As shown in FIG. 12, the grab rail 27 is arranged between the upper surfaces of the tail light unit 28 and the extension 24 a of the rear side cover 24 with a sufficient gap so that the grab rail 27 can be grasped with a hand 65.
Further, the tail light unit 28 is disposed so that the lower surface thereof is flush with the rear portion of the rear side cover 24 that is obliquely raised rearward in a side view, and is integrated with the rear side cover 24 by engagement or the like. Reference numeral 66 denotes a rear fender.

In this way, in FIG. 12, when the passenger grips the grab rail 27 with the hand 65, the grip portion is located above the extension portion 24a of the rear side cover 24 (the rear side cover 24 and the extension portion 24a are indicated by hatching). ). For this reason, since the extension portion 24a of the rear side cover 24 is located at a position far from the tail lamp 63 and the winker lamp 64 and below the hand 65, the thermal influence of the tail lamp 63 and the winker lamp 64 on the hand 65 that grips the grab rail 27. Can be reduced.
In addition, an appropriate amount of wind can be supplied around the hand 65 when the running wind flows around the hand 65 along the rear side cover 24 as indicated by an arrow d.

Next, the operation of this embodiment will be described. As shown in FIGS. 3 and 4, a first valley portion 36 is formed between the side portion 37 and the first bulging portion 33, and the first valley portion 36 is formed in a C shape in a rear view. Since the lower end extends to the vehicle width direction end portion 40a outside the rising portion 40 provided at the front end portion of the step floor 14 which is a footrest portion, the water attached to the pocket cover 31 constituting the rear cover 22 is released. From the side part 37 and the 1st bulging part 33, it can gather efficiently to the 1st trough part 36 which is a predetermined place.

The water collected in the first valley portion 36 flows outward and downward along the first valley portion 36 having a C-shape in the rear view, as shown by arrows in FIGS. Is quickly discharged outside the vehicle width direction both ends 40a. Therefore, the water adhering to the surface of the body cover can be collected in the first valley portion 36 which is a predetermined place and effectively discharged to the outside of the vehicle body.

Further, as shown in FIG. 4, the upper end of the rising portion 40 and the lower end of the pocket cover 31 are connected, and the lower end of the first valley portion 36 is directed outwardly above the outer end portion 40 a of the rising portion 40. Therefore, it is difficult for water to enter the step floor 14 and water can be prevented from collecting on the step floor 14.

3-5, the 2nd trough part 50 is formed in the upper part of the pocket cover 31 between the 2nd bulging part 35 surrounding the pocket part 32, and the upper part of the side part 37 located in the outer side. Since the second valley portion 50 is continued to the first valley portion 36, the water adhering to the upper portion of the pocket cover 31 is collected in the second valley portion 50, and the second valley portion 50 to the first valley portion 36 are further collected. After that, it can be discharged to the outside in the vehicle width direction. Therefore, water can be discharged more effectively to the outside of the vehicle body.

At this time, as shown in FIG. 9, the side portion 37 constituting the second valley portion 50 is inclined rearwardly downward and inclined inward in the vehicle width direction, whereby water is more efficiently supplied to the second valley portion 50. Can be collected efficiently, and water can be effectively discharged.

As shown in FIG. 6, the lower part of the front cover 21 is connected to the front end corner portion 14 a that spreads outward in the vehicle width direction and forms the outer end portions of the step floor 14 as it advances rearward from the front end. The water adhering to the lower portion of the cover 21 is guided to the front end corner portion 14a which is both ends of the step floor 14 in the vehicle width direction, where it is combined with the water from the first valley portion 36 and the amount of water discharged outside the vehicle is reduced. Increase. For this reason, drainage from the first valley 36 can be promoted.

Further, as shown in FIG. 10, an extending portion 38 is provided at the lower end of the side portion 37 of the pocket cover 31, and this extending portion 38 is stacked below the step floor 14 as shown in FIGS. As shown in FIG. 2, the extension portion 38 and the front portion of the step floor 14 are fastened to the stay 42 constituting the vehicle body frame by the bolt 45, so that the number of mounting steps can be reduced and the rigidity of the front portion of the step floor 14 can be reduced. Can be increased. Therefore, if the rigidity is the same, the step floor 14 can be made larger, and the footrest space can be expanded to improve the comfort. Moreover, it is not necessary to enlarge the body frame to increase the rigidity of the step floor 14 in order to increase the rigidity.

In addition, this application is not limited to the said embodiment, A deformation | transformation, a change of a member, etc. are possible variously. For example, the pocket cover 31 is small enough to cover the pocket portion 32, and the inner cover 30 is made large enough to be substantially the entire rear cover 22, and the first bulge is added to the enlarged inner cover 30. The portion 33, the first valley portion 36, and the side portion 37 may be provided. Further, the footrest portion may not be a step floor type. Furthermore, the present invention can be applied not only to the scooter type vehicle but also to various types of vehicles such as a straddle type.

12: Seat, 13: Handle, 14: Step floor (foot rest), 16: Head pipe, 21: Front cover, 22: Rear cover, 23: Underside cover, 24: Rear side cover, 30: Inner cover, 31: Pocket cover, 32: pocket part, 33: first bulge part, 35: second bulge part, 36: first valley part, 37: side part, 38: extension part, 40: rising part, 42: stay (Body frame), 43: subframe (body frame), 50: second trough

Claims (6)

A handle (13) pivotally supported by the head pipe (16), a front cover (21) covering the front side of the head pipe (16), a rear cover (22) covering the rear side, and a rear side of the handle (13). A seat (12) to be disposed, and a footrest (14) disposed between the seat (12) and the head pipe (16),
In motorcycles equipped with,
The rear cover (22) is provided on both sides in the vehicle width direction of the first bulge portion (33) and the first bulge portion (33) that bulges rearward in the vehicle width direction central portion, and extends downward. A first valley formed between the side portion (37) connected to the footrest portion (14) and the side portion (37) and the first bulging portion (33) and recessed forward of the vehicle. Part (36),
The first valley portion (36) is formed in a C shape in a rear view, and the lower end of the first valley portion (36) is extended to the outside of both end portions (40a) in the vehicle width direction of the footrest portion (14). A motorcycle body cover structure. The rear cover (22) includes an inner cover (30),
A pocket cover (31) attached from the rear of the inner cover (30) and having a second bulging portion (35) forming a storage space (32);
A second valley (50) is formed between the second bulge (35) and the side (37), and the second valley (50) is connected to the first valley (36). 2. The body cover structure for a motorcycle according to claim 1, wherein the body cover structure is formed as described above. The body cover structure for a motorcycle according to any one of claims 1 to 2, wherein the side portion (37) has an inclined portion that is inclined rearwardly and inwardly. The lower part of the front cover (21) spreads outward in the vehicle width direction as it goes rearward from the front end and is connected to both ends of the footrest portion (14) in the vehicle width direction. The body cover structure for a motorcycle according to any one of the above. The front part of the footrest part (14) includes a rising part (40) extending toward the rear cover (22), and the lower part of the rear cover (22) and the rising part (40) are connected,
The body cover structure for a motorcycle according to any one of claims 1 to 4, wherein a lower end portion of the first valley portion (36) is opened to the outside of the rising portion (40). The rear cover (22) includes an extension part (38) extending so as to wrap around the lower part of the footrest part (14),
The body cover structure for a motorcycle according to any one of claims 1 to 5, wherein the footrest portion (14) and the extension portion (38) are fastened together to a vehicle body frame (42).

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