JP5104204B2 - Storage structure for scooter type motorcycles - Google Patents

Description

  The present invention relates to an article storage structure for a scooter type motorcycle.

In the scooter type motorcycle described in Patent Document 1, a power unit that integrates an engine and a power transmission device and supports a rear wheel is disposed below the seat, and a helmet is disposed between the seat and the power unit. A storage box for storing articles such as a storage box is disposed, and a sheet also serves as an opening / closing lid of the storage box.
Japanese Patent Laid-Open No. 10-297566

  However, in the above-described scooter type motorcycle, since the seat is disposed above the storage box, the seat height is increased, and the landing performance is deteriorated. In addition, since the seat also serves as an opening / closing lid of the storage box, taking in / out of the article from the storage box cannot be performed in a riding state where the seat is seated on the seat.

  The object of the present invention has been made in consideration of the above-mentioned circumstances, and is capable of setting the seat height low, and is capable of carrying out articles in and out of the article storage box while the passenger is seated on the seat. The object is to provide an article storage structure for a motorcycle.

The present invention comprises a pair of footboards in the vehicle width direction for placing the foot portions of the occupants seated on the seats, and a center tunnel portion formed by bulging upward between these footboards, and the seat In the article storage structure of the scooter type motorcycle having a vehicle body cover that covers the lower side from the front of the vehicle and an article storage box that can store the article, the center tunnel portion is a region in front of the lower part of the front end of the seat. In the center tunnel portion, the article storage box is disposed on the front side, and the fuel tank is disposed on the rear side. The rear portion of the bottom surface of the article storage box is inclined rearward and upward together with the upper surface of the fuel tank. The article storage box and the fuel tank are arranged close to each other so that the rear and upper surfaces of these bottom surfaces overlap each other, The article storage box is formed such that a front portion of the bottom surface is inclined forward and upward along a front lower frame extending obliquely rearward and downward from a lower part of a head pipe of the body frame. A radiator is disposed below the front portion of the bottom surface, and traveling wind is guided from the front portion of the bottom surface toward the radiator .

  According to the present invention, since the article storage box is arranged on the front side in the center tunnel portion formed in the area in front of the lower part of the front end portion of the seat, the seat height can be set low, and from the article storage box The article can be taken in and out with the passenger seated on the seat.

  The best mode for carrying out the present invention will be described below with reference to the drawings. However, the present invention is not limited to these embodiments.

  FIG. 1 is an overall left side view showing an embodiment of an article storage structure for a scooter type motorcycle according to the present invention. FIG. 2 is an overall plan view of the scooter type motorcycle of FIG. FIG. 3 is a left side view of the scooter type motorcycle shown in FIG. FIG. 4 is a right side view of the scooter type motorcycle shown in FIG.

  The scooter type motorcycle 10 shown in FIGS. 1 and 2 is configured by covering a vehicle body frame 11 and the like shown in FIGS. 3 and 4 with a vehicle body cover 12. Here, the scooter type motorcycle 10 has a leg shield 14 that protects the front of the legs of the occupant seated on the seat 13 in front of the seat 13 when compared to other motorcycles, It is a motorcycle characterized by having a flat foot board 15 for placing a foot portion of an occupant seated on the seat 13 below, and a point where the front of the seat 13 is formed lower than the seat 13. is there.

  As shown in FIGS. 3 and 4, the vehicle body frame 11 in such a scooter type motorcycle 10 includes a head pipe 16 at the front end, a front upper frame 17, an upper frame 18, a front lower frame 19, and a lower frame. 20, a bridge frame 21, a seat pillar 22, and a footboard frame 23.

  The front upper frame 17 extends from the upper part of the head pipe 16 in a rearward and downward direction, and is provided in a pair in the vehicle width direction. A pair of upper frames 18 are provided in the vehicle width direction and extend in the vehicle front-rear direction, and the lower end of the front upper frame 17 is joined to the front portion.

  The front lower frame 19 extends from the lower portion of the head pipe 16 to the lower rear side in an inclined manner substantially in parallel with the front upper frame 17, and a pair of front lower frames 19 are provided in the vehicle width direction and are joined to the pair of upper frames 18. The lower frame 20 is joined to the lower portion of the upper frame 18 in the vicinity of the joining position of the front lower frame 19, extends obliquely backward and downward, and then slopes backward and upward, and is provided in a pair in the vehicle width direction.

  The bridge frame 21 is formed in a U shape when viewed from the front of the vehicle, and both upper ends thereof are joined to a substantially central position in the vehicle front-rear direction of the pair of upper frames 18. A total of two seat pillars 22 are installed between each of the bridge pillars 21 at approximately the center position in the vehicle height direction on both sides in the vehicle width direction and the rear ends of the pair of upper frames 18.

  The footboard frame 23 is disposed on the outer side of each of the pair of lower frames 20. The front end portion is formed by being bent obliquely upward, joined to the front end portion of the upper frame 18, and the other portion is horizontally bridged. It extends to position 21 and is fixed to the lower frame 20.

  A front fork 25 (FIG. 1) that supports the front wheel 24 is pivotally supported by the head pipe 16 of the vehicle body frame 11 described above, and a handle bar 26 is connected to the upper end portion of the front fork 25 in an integrated manner. . By operating the handle bar 26, the front wheel 24 is steered so as to be rotatable in the vehicle width direction.

  An article storage box 27 and a fuel tank 28 are disposed in a center tunnel portion 76 described later, which is a space surrounded by the pair of front upper frame 17, upper frame 18, front lower frame 19, and lower frame 20. Is done. A radiator 29 is disposed below the front lower frame 19 and supported by the front end portion of the upper frame 18. The fuel tank 28 is supported by a fuel tank bracket 20 </ b> A attached to the lower frame 20.

  A suspension bracket 30 is fixed to the upper frame 18 and the seat pillar 22 at the intersecting position of the upper frame 18 and the seat pillar 22. An engine 32 having a forward tilt cylinder is pivotally supported by the suspension bracket 30 and the seat pillar 22 via a link plate 31 so as to be swingable in the vehicle height direction using an engine swing shaft 33. The engine 32 is a water-cooled four-cycle single cylinder engine, for example, and is cooled by cooling water from the radiator 29.

  In the engine 32, a cylinder block 35, a cylinder head 36, and a head cover 37 are sequentially installed on the front surface of a crankcase 34 (FIG. 4), and the cylinder block 35, the cylinder head 36, etc. are substantially horizontal to the crankcase 34. Inclined forward until it becomes. The engine swing shaft 33 is disposed at the front upper part of the crankcase 34. The engine 32 forms a power unit (also referred to as a unit swing engine) 39 by integrating a power transmission device 38 on one side (for example, the left side) of the crankcase 34 in the vehicle width direction. The rear wheel 40 is directly supported on the rear portion of the power transmission device 38.

  Further, the engine 32 has a front lower portion of the crankcase 34 coupled to a lower end of the reaction unit 42 via a link lever mechanism 41 shown in FIG. The reaction unit 42 is arranged such that its longitudinal direction is substantially parallel to the vehicle height direction, and its upper end is supported by the upper end of the bridge frame 21. By this reaction unit 42, the swing of the power unit 39 and the rear wheel 40 in the vehicle height direction is buffered.

  The reaction unit 42 is disposed between the head cover 37 of the engine 32 and the fuel tank 28. In this case, since the fuel injection pipe 43 connected to the fuel tank 28 extends obliquely rearward and upward from the fuel tank 28 toward one side (for example, the right side) in the vehicle width direction, the reaction unit 42 is connected to the fuel injection pipe 43. It is biased to the other side (for example, the left side) in the vehicle width direction that is the opposite side. Accordingly, the link lever mechanism 41 is also located below the cylinder block 35 and the cylinder head 36 of the engine 32, but is biased to the other side (for example, the left side) of the crankcase 34 in the vehicle width direction.

  An intake device 44 is connected to an upper surface of the cylinder head 36 in the engine 32 so as to communicate with an intake port (not shown) of the cylinder head 36. The intake device 44 is disposed above the engine 32. Among these, the air cleaner 45 which comprises the intake device 44 is arrange | positioned between a pair of seat pillars 22 above the crankcase 34, as shown in FIG. The air cleaner 45 is fixedly attached to the engine 32 and is provided so as to be able to swing integrally with the engine 32 together with the other intake devices 44.

  An exhaust pipe 46 is connected to the lower surface of the cylinder head 36 in the engine 32 so as to communicate with an exhaust port (not shown) of the cylinder head 36. The exhaust pipe 46 is curvedly extended downward from one side (for example, the right side) in the vehicle width direction opposite to the link lever mechanism 41 from the cylinder head 36, and extends backward through the lower side of the crankcase 34. Then, the exhaust muffler 47 is connected. The exhaust muffler 47 is disposed on the opposite side (for example, the right side) of the power transmission device 38 in the vehicle width direction with the rear wheel 40 interposed therebetween, and is attached to the muffler transaction bracket 48. The muffler transaction bracket 48 is swingably connected to the lower rear portion of the crankcase 34 of the engine 32 using a swing arm 49. Accordingly, the exhaust muffler 47 is provided so as to be able to swing together with the engine 32 together with the exhaust pipe 46.

  As shown in FIGS. 1 and 3, the vehicle body cover 12 includes a vehicle body frame 11, an article storage box 27, a fuel tank 28, a radiator 29, an engine 32, a reaction unit 42, an intake device provided on the vehicle body frame 11. Components such as 44 and the exhaust pipe 46 that are present in the region below the front of the seat 13 are covered. Here, the seat 13 is supported by the rear half of the upper frame 18 and the seat pillar 22 in the vehicle body frame 11, and is a seat in which a front rider seat 13A and a rear tandem seat 13B are integrated.

  The vehicle body cover 12 includes a front cover 50 that covers the front portion of the head pipe 16 and the upper portion of the front fork 25, an inner cover 51 that is connected to the rear edge of the front cover 50, and a rear edge of the inner cover 51. A pair of center covers 52 arranged in the vehicle width direction, a pair of rear covers 53 arranged in a vehicle width direction connected to the lower edge of the center cover 52, and a rear edge of the center cover 52 and a rear upper edge of the rear cover 53. A pair of rear cowls 54 connected in the vehicle width direction, a tail cover 55 connected to the rear edge of the rear cowls 54, and a pair of flat plate shapes in the vehicle width direction connected to the lower edge of the rear cover 53. The footboard 15, a pair of undercovers 56 in the vehicle width direction that are connected to the lower outer edges of these footboards 15, and the lower edges of these undercovers 56 Constructed and a bottom cover 57 for covering the.

  The inner cover 51 covers the rear part of the head pipe 16, the upper part of the front fork 25, the front parts of the front upper frame 17 and the front lower frame 19, and the radiator 29. The both sides of the front cover 50 and the inner cover 51 that are combined and integrated constitute the leg shield 14. The lower rear surface 74 of the leg shield 14 is connected to the front edge of the foot board 15. The lower portions of the front cover 50 and the inner cover 51 cover the radiator 29.

  The center cover 52 covers the rear portions of the front upper frame 17 and the front lower frame 19, the upper frame 18, the front portions of the lower frame 20, the article storage box 27, and the like. The rear cover 53 covers the bridge frame 21, the seat pillar 22, the upper part of the fuel tank 28, the reaction unit 42, and the engine 32.

  The rear cowl 54 covers the upper end portion of the seat pillar 22 and the air cleaner 45. The footboard 15 covers the footboard frame 23 excluding the front end portion, and is supported by the footboard frame 23. Further, the under cover 56 covers the lower portion of the lower frame 20, the lower end portion of the bridge frame 21, the lower portion of the fuel tank 28, the exhaust pipe 46, and the like.

  A front fender 58 that covers the top of the front wheel 24 and a handle cover 59 that covers the handle bar 26 are attached to the front fork 25 so as to rotate together. The upper part of the rear wheel 40 is covered by a rear fender 60, the power transmission device 38 is covered by an outer cover 61, and the exhaust muffler 47 is covered by a muffler cover 62 (FIG. 4).

  As shown in FIGS. 1 and 3, a side stand 63 is disposed on the other side (for example, the left side) in the vehicle width direction at the position where the under cover 56 is disposed. The side stand 63 is pivotally supported by using a side stand bracket 64 fixed to the lower frame 20 on the other side (for example, the left side) in the vehicle width direction. Similarly, a center stand 65 is disposed behind the side stand 63 at the position where the under cover 56 is disposed. The center stand 65 is pivotally supported using a center stand bracket 66 fixed to the bottom of the bridge frame 21 as a pair.

A headlight 67 is installed on the front cover 50, and a vehicle width lamp 68 and a direction indicator lamp 69 are disposed close to both sides of the headlight 67. In addition, a brake lamp 70 is installed on the tail cover 55, and a vehicle width lamp 71 and a direction indicator lamp 72 are arranged close to the pair of rear cowls 54 on both sides of the brake lamp 70, respectively. Reference numeral 73 denotes a grab bar.

  As shown in FIGS. 1, 5, and 6, in the inner cover 51, the center cover 52, and the rear cover 53, the region from the lower side of the substantially front end 75 of the seat 13 to the lower part of the front inner cover 51 is A center tunnel portion 76 is formed by bulging upward between the pair of footboards 15 in the vehicle width direction and between the lower rear surfaces 74 of both leg shields 14 continuous with the front ends of the footboards 15. In the center tunnel portion 76, the article storage box 27 is disposed on the front side, and the fuel tank 28 is disposed on the rear side. The fuel tank 28 is disposed in a range between a rear side of the center tunnel portion 76 and a space between the pair of under covers 56 communicating with the rear side.

  As shown in FIGS. 3 and 4, the fuel tank 28 is tilted rearward and upward and has a substantially trapezoidal shape with a high rear portion 28 </ b> A in a side view. The fuel injection pipe 43 is connected to the upper part of the rear part 28A. 4 and 6, the fuel injection pipe 43 extends obliquely rearward and upward toward one side (for example, the right side) in the vehicle width direction as described above, and is attached to the tip of the fuel injection pipe 43. A fuel supply port 77 is formed. As shown in FIG. 7, the fuel supply port 77 is provided substantially below the front end 75 of the seat 13 on one side of the pair of center covers 52 in the vehicle width direction, for example, the right center cover 52. A fuel lid 78 (FIG. 2) that covers the fuel supply port 77 is disposed in the right center cover 52.

  In the scooter type motorcycle 10, as shown in FIGS. 1 and 6, the side stand 63 is provided on the opposite side of the vehicle width direction side where the fuel supply port 77 and the fuel lid 78 are provided, for example, on the left under cover 56 position. Is placed. The side stand 63 is pivotally supported by the lower frame 20 as described above.

  Similarly, as shown in FIG. 5, the rear wheel 40 cannot be rotated on the center cover 52 on the opposite side to the vehicle width direction one side provided with the fuel supply port 77 and the fuel lid 78 shown in FIG. An operation lever of a parking brake to be fixed to the vehicle, that is, a parking brake lever 79 is disposed. The parking brake lever 79 is provided at a position below the substantially front end 75 of the seat 13 in the left center cowl 52. Therefore, the parking brake lever 79 is parked by using the side stand 63, and is positioned at a low position when the scooter type motorcycle 10 is inclined close to the ground or the floor surface 80 (FIG. 6). On the contrary, the fuel supply port 77 and the fuel lid 78 are positioned at a high position.

  As shown in FIGS. 3 and 5, the article storage box 27 is configured to store articles such as a helmet 81. The rear portion 82B of the bottom surface 82 of the article storage box 27 is formed to be inclined rearward and upward together with the upper surface of the fuel tank 28. The article storage box 27 and the fuel tank 28 are arranged close to each other so that the rear portion 82B of the bottom surface 82 and the upper surface of the fuel tank 28 overlap each other. Further, the front portion 82 </ b> A of the bottom surface 82 of the article storage box 27 is formed to be inclined forward and upward along the front lower frame 19. As a result, the bottom surface 82 of the article storage box 27 is configured such that the boundary portion between the front portion 82A and the rear portion 82B is formed deepest, and the helmet 81 can be stored with its top portion 81A facing forward and downward.

  Further, the radiator 29 is disposed below the front portion 82 </ b> A of the bottom surface 82 in the article storage box 27. As a result, an air guide path through which traveling wind is guided from the front portion 82 </ b> A of the bottom surface 82 toward the radiator 29 is configured.

  As shown in FIGS. 8 to 10, the article storage box 27 includes an opening / closing lid 84 that opens and closes an opening 83 at the top thereof. As shown in FIGS. 5 and 10, the opening / closing lid 84 is pivotally supported using a rotation shaft 85, and the rotation shaft 85 is the other side (one side in the vehicle width direction) ( For example, at the edge of the left side), it is tilted forward and upward. That is, the rotation shaft 85 is installed on the same side as the side stand 63 in the vehicle width direction. As shown in FIG. 9, the turning trajectory of the front edge 84 </ b> A of the opening / closing lid 84 that rotates about the rotating shaft 85 is a trajectory that rotates in the vehicle width direction along the rear surface 86 of the upper portion of the inner cover 51. It has become.

  Since it is configured as described above, the following effects (1) to (10) are achieved according to the present embodiment.

  (1) As shown in FIGS. 5 and 7, the fuel tank 28 is formed in the inner cover 51, the center cover 52, and the rear cover 53 in a region extending from the lower portion of the inner cover 51 to the lower portion of the front end portion 75 of the seat 13. The fuel supply port 77 at the front end of the fuel injection pipe 43 that is disposed on the rear side in the center tunnel portion 76 that extends from the fuel tank 28 is positioned below the substantially front end portion 75 of the seat 13. The fuel tank 28 and the fuel supply port 77 are arranged close to each other. Therefore, the length of the fuel injection pipe 43, that is, the fuel supply path from the fuel supply port 77 to the fuel tank 28 can be shortened.

  (2) Since the side stand 63 is provided on the opposite side (for example, the right side) with respect to one side (for example, the left side) in the vehicle width direction in which the fuel supply port 77 is provided, as shown in FIG. At the time of parking, the fuel supply port 77 is positioned at a high position on the opposite side to the side where the scooter type motorcycle 10 approaches the ground or floor 80 and inclines, and the fuel injection pipe 43 is in a substantially vertical direction. Will be oriented. Thus, the fuel supply port 77 is positioned at a high position, so that the fuel supply operation to the fuel supply port 77 can be facilitated. Further, since the fuel injection pipe 43 is oriented substantially vertically, the head difference between the fuel level 87 (FIG. 6) and the fuel supply port 77 in the fuel tank 28 during fuel supply increases. As a result, fuel leakage from the fuel supply port 77 can be prevented even during fuel oversupply.

  (3) As shown in FIG. 4, the fuel tank 28 has a rear portion 28A formed high, and a fuel injection pipe 43 is connected to the upper part of the rear portion 28A. When the fuel is supplied, the air in the fuel tank 28 can be vented well through the fuel injection pipe 43.

  (4) In the center cover 52 on the side opposite to the side where the fuel supply port 77 is provided (for example, the left side), a parking brake lever 79 is provided below the front end 75 of the seat 13 as shown in FIG. . For this reason, since the distance between the parking brake provided on the rear wheel 40 and the parking brake lever 79 can be shortened, the length of the transmission member (for example, Bowden wire) that transmits the operating force from the parking brake lever 79 to the parking brake is shortened. Can be shortened.

  Further, since the parking brake lever 79 is provided substantially below the front end portion 75 of the seat 13, the operation of the parking brake lever 79 can be performed without greatly changing the riding posture of the passenger, and the parking brake lever 79 can be used even when getting off the vehicle. Is located near the center of gravity of the scooter type motorcycle 10, the parking brake lever 79 can be operated without supporting the motorcycle 10.

  (5) In the inner cover 51, the center cover 52, and the rear cover 53, the article storage box 27 is disposed on the front side in the center tunnel portion 76 that is formed in a region in front of the lower side of the substantially front end portion 75 of the seat 13. Therefore, the height of the seat 13 can be set low, and the article (for example, the helmet 81) can be easily put in and out of the article storage box 27 while the passenger is seated on the seat 13.

  (6) The rear portion 82B of the bottom surface 82 of the article storage box 27 is formed so as to be inclined rearward and upward together with the upper surface of the fuel tank 28, and the article storage box 27 and the fuel tank 28 are connected to the rear surface 82B of the bottom surface 82 and the fuel tank 28. Since they are arranged close to each other so as to overlap the upper surface, the wheel base of the scooter type motorcycle 10 can be shortened and set.

  (7) Since the front portion 82A of the bottom surface 82 of the article storage box 27 is formed to be inclined forward and upward along the shape of the front lower frame 19, the article storage box 27 can be disposed close to the front wheel 24, Also from this point, the wheel base of the scooter type motorcycle 10 can be shortened.

  (8) Since the radiator 29 (FIG. 3) is disposed below the front portion 82A of the bottom surface 82 of the article storage box 27 formed to be inclined forward and upward, the vehicle travels from the front portion 82A of the bottom surface 82 to the radiator 29. Can be formed. For this reason, heat exchange by the radiator 29 is ensured, and the engine 32 can be suitably cooled.

  (9) Since the opening / closing lid 84 of the article storage box 27 is pivotally supported using a rotating shaft 85 provided to be inclined forward and upward, the occupant performs the opening / closing operation of the opening / closing lid 84. It can be easily carried out in a state where the robot is seated on 13.

  (10) As shown in FIG. 5, the pivot shaft 85 that pivotally supports the opening / closing lid 84 of the article storage box 27 is provided on the same side as the side stand 63 in the vehicle width direction, so that the scooter type using the side stand 63 is used. When the opening / closing lid 84 is opened when the motorcycle 10 is parked, the opening / closing lid 84 can be prevented from being inadvertently closed by its own weight.

1 is an overall left side view showing an embodiment of an article storage structure of a scooter type motorcycle according to the present invention. FIG. 2 is an overall plan view of the scooter type motorcycle of FIG. 1. FIG. 2 is a left side view of the scooter type motorcycle shown in FIG. The right view which abbreviate | omits and shows the vehicle body cover etc. of the scooter type motorcycle of FIG. The partial left view which shows the vehicle front-back direction center part of the scooter type motorcycle of FIG. Sectional drawing which follows the VI-VI line of FIG. The partial right view which shows the vehicle front-back direction center part of the scooter type motorcycle of FIG. FIG. VIII arrow view of FIG. FIG. 6 is a partial left side view showing a state in which the opening / closing lid is opened in the scooter type motorcycle of FIG. 5. X arrow line view of FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Scooter type motorcycle 11 Body frame 12 Body cover 13 Seat 15 Foot board 19 Front lower frame 27 Article storage box 28 Fuel tank 28A Rear part of fuel tank 29 Radiator 43 Fuel injection pipe 45 Air cleaner 46 Exhaust pipe 51 Inner cover 52 Center cover 53 Rear cover 63 Side stand 75 Near front end portion 76 of the seat Center tunnel portion 77 Fuel supply port 79 Parking brake lever (operating lever for parking brake)
81 Helmet (article)
81A Helmet Top 82 Bottom of Article Storage Box 82A Bottom Front 82B Bottom Rear 83 Opening 84 Opening Cover 85 Rotating Shaft

Claims (4)

A pair of footboards in the vehicle width direction on which the feet of passengers seated on the seat are placed, and a center tunnel portion formed by bulging upward between these footboards, and from the front to the bottom of the seat A vehicle body cover covering
In an article storage structure of a scooter type motorcycle having an article storage box capable of storing articles,
The center tunnel portion is formed in a region in front of a lower part of the front end portion of the seat.In the center tunnel portion, the article storage box is disposed on the front side, and the fuel tank is disposed on the rear side.
A rear portion of the bottom surface of the article storage box is formed to be inclined rearward and upward together with an upper surface of the fuel tank, and the article storage box and the fuel tank are brought close to each other so that the rear portion and the upper surface of the bottom surface overlap each other. Arranged,
The article storage box is formed such that a front portion of the bottom surface is inclined forward and upward along a front lower frame extending obliquely rearward and downward from a lower portion of a head pipe of the body frame.
The article storage of the scooter type motorcycle , wherein a radiator is disposed below the front part of the bottom surface of the article storage box, and traveling air is guided from the front part of the bottom surface toward the radiator. Construction. 2. The article storage structure for a scooter type motorcycle according to claim 1 , wherein the article storage box stores a helmet as an article with a top portion facing forward and downward. The article storage box includes an opening / closing lid that can open and close its opening, and the opening / closing lid can be rotated by using a rotating shaft that is inclined forward and upward at one edge in the vehicle width direction. The article storage structure for a scooter type motorcycle according to claim 1 or 2 , wherein the article storage structure is supported by the support. 4. The article storage structure for a scooter type motorcycle according to claim 3 , wherein a pivot shaft of the opening / closing lid is provided on the same side as a side stand installed on one side in the vehicle width direction.

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