JP2007062606A - Motorcycle - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a motorcycle capable of increasing capacity of an air cleaner case and lowering a position of an occupant seat in addition to sufficiently securing capacity of a storage chamber. <P>SOLUTION: This low-foor type motorcycle 10 has a foot pass-through part 26 between an occupant seat 25 and a steering part, the article storage chamber 24 free to store a plurality of helmets below the occupant seat 25, a fuel tank 55 and the air cleaner case 54, the article storage chamber 24 is provided from below the foot passing-through part 26 to below the occupant seat 25 and the air cleaner case 54 is arranged between the article storage chamber 24 and the fuel tank 55. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a technology for arranging an article storage chamber, a fuel tank, and an air cleaner case for storing objects in a low-floor type motorcycle having a leg undercut between a passenger seat and a steering section.

  2. Description of the Related Art Conventionally, in a low-floor type motorcycle having a foothole between an occupant seat and a steering unit, a storage box arrangement structure that can store two full-face helmets is known (for example, a patent) Reference 1).

  FIG. 3 of Patent Document 1 is a side view of the low-floor type motorcycle with the covers removed. The motorcycle has a body frame 110 (the reference numeral is the same as that of the publication) and the vehicle body. A fuel tank 230, an engine 211, and a power transmission mechanism 212 are provided from the front to the rear of the frame 110, respectively. In addition, a storage box 207 is disposed above the power transmission mechanism 212, and the storage box 207 is configured to be able to store two full-face helmets in the front and rear.

JP 2002-284070 (page 3-8, FIG. 3)

  In the motorcycle described in Patent Document 1, an air cleaner case 281 is disposed above the power transmission mechanism 212. Since a large-capacity storage box 207 capable of storing full-face helmets Hf and Hr is provided above the air cleaner case 281, for example, when it is desired to increase the displacement and further reduce the intake noise, the air cleaner case There is a limit to increasing the capacity of

  The present invention has been made in view of the above-described problems, and its purpose is to increase the capacity of the air cleaner case and to lower the position of the occupant seat while sufficiently securing the capacity of the storage chamber. It is to provide a motorcycle that can.

  In order to achieve the above object, an invention according to claim 1 is provided with an article storage chamber provided with a leg under portion between an occupant seat and a steering portion, and capable of storing a plurality of helmets below the occupant seat, and a fuel A low-floor type motorcycle having a tank and an air cleaner case, wherein the article storage chamber is provided from below the undercut portion to below the passenger seat, and the air cleaner case includes the article storage chamber and the fuel tank. It is arrange | positioned between.

  In the invention according to claim 2, in addition to the configuration of the invention according to claim 1, the article storage chamber can store two full-face helmets, with one first full-face helmet held upright. The first full-face helmet is configured to be stowable so that the top of the first full-face helmet is positioned toward the bottom of the underhole, and the other second full-face helmet is placed above the first full-face helmet and on the passenger seat. It is configured to be retractable so as to be positioned below.

  According to a third aspect of the present invention, in addition to the configuration of the first aspect of the present invention, the fuel tank is arranged to extend above the rear wheel and forward from the axle of the rear wheel.

  According to a fourth aspect of the invention, in addition to the configuration of the third aspect of the invention, the fuel tank is disposed behind the waist holding portion of the driver seat of the passenger seat and below the passenger seat of the passenger seat. The air cleaner case is arranged such that an upper end portion of the air cleaner case is swelled into a space between the driver's seat and the fuel tank.

  According to a fifth aspect of the present invention, in addition to the configuration of the second aspect, the throttle body and the fuel injection device are provided in a space between the article storage chamber, the air cleaner case, and the engine disposed in front of the rear wheel. It is characterized by arranging.

  According to the first aspect of the present invention, the article storage chamber is provided from the lower part of the underhole part to the lower part of the passenger seat, and the air cleaner case is disposed between the article storage room and the fuel tank. The capacity of the air cleaner case can be increased while sufficiently securing the capacity of the article storage chamber. In addition, the position of the passenger seat can be lowered.

  According to the second aspect of the present invention, the article storage chamber can store two full-face helmets, one of the first full-face helmets is upright, and the top of the first full-face helmet is It is constructed so that it can be stowed so as to be located toward the bottom part of the undercut portion, and the other second full-face helmet can be stowed so as to be located above the first full-face helmet and below the passenger seat. Therefore, two full-face helmets can be stored simultaneously, and a large space can be provided above the air cleaner case, so that the capacity of the air cleaner case can be increased.

  According to the third aspect of the invention, since the fuel tank is disposed so as to extend above the rear wheel and forward from the axle of the rear wheel, the fuel tank can be disposed in the vehicle with high space efficiency.

  According to the invention described in claim 4, the fuel tank is disposed behind the waist holding portion of the driver seat of the passenger seat and below the passenger seat of the passenger seat, and the air cleaner case is an upper end portion of the air cleaner case. Is arranged so as to bulge into the space between the driver's seat and the fuel tank, so that the shape of the fuel tank can be made relatively free so that the design behind the vehicle can be improved. At the same time, the capacity of the air cleaner case can be increased.

  According to the fifth aspect of the present invention, since the throttle body and the fuel injection device are disposed in the space between the article storage chamber, the air cleaner case, and the engine disposed in front of the rear wheel, the article storage chamber and the air cleaner are provided. The space between the case and the engine can be used effectively.

Hereinafter, an embodiment of a motorcycle according to the present invention will be described in detail with reference to the accompanying drawings. The drawings are viewed in the direction of the reference numerals.
1 to 7 show an embodiment of the present invention, FIG. 1 is a side sectional view of a motorcycle according to the present invention, FIG. 2 is a plan view of the motorcycle shown in FIG. 1, and FIG. 4 is a perspective view for explaining the frame structure of the motorcycle shown in FIG. 1, FIG. 4 is an enlarged cross-sectional view of the main part of the motorcycle shown in FIG. 1, and FIG. 5 is a schematic cross-sectional view taken along line AA in FIG. 6 is a cross-sectional view taken along line B-B in FIG. 4, and FIG. 7 is an enlarged view of a portion C in FIG. 4. In the following description, front and rear, left and right, and top and bottom are indicated as Fr in the front, Rr in the rear, L in the left, R in the left, R in the right, U in the upper, and D in the lower according to the direction viewed from the driver.

  As shown in FIGS. 1 and 2, the motorcycle 10 includes a cradle-type body frame 11, a front fork 13 that is pivotally supported by a head pipe 12 of the body frame 11, and a lower end portion of the front fork 13. A front fender 15 attached to the front wheel 14 and a front fender 15 covering the top of the front wheel 14, a handle 16 connected to the upper end of the front fork 13, a radiator 17 attached to the front part of the body frame 11, and each frame of the body frame 11 A power unit 20 including an engine 18 and a power transmission mechanism 19, a vibration isolation link 21 for suspending the power unit 20 on the body frame 11, and a power unit 20. Rear clutch for suspending the rear end on the body frame 11 22, a rear wheel 23 attached to the rear portion of the power transmission mechanism 19, an article storage chamber 24 disposed in the vehicle body frame 11, an occupant seat 25 that opens and closes an opening of the article storage chamber 24, and an occupant seat 25 And a steering part such as the steering wheel 16 are provided with a leg under part 26 for allowing an occupant to pass his / her leg when moving up and down, and a body cover 27 covering the body frame 11. In FIG. 1, 28 is a wind screen, 29 is a main stand, 30 is a rear fender, 33 is a lamp maintenance space, 34 is a lamp maintenance, and 35 is a small case.

  As shown in FIG. 3, the vehicle body frame 11 has a head pipe 12 coupled to a front end portion, left and right upper frames 41 and 41 extending rearward and downward, and a front cross member 42 that connects the upper frames 41 and 41 in the left-right direction. And the left and right seat rails 43, 43 coupled to the rear of the upper frames 41, 41 and the rear ends of the upper frames 41, 41 and the rear ends of the seat rails 43, 43 are connected to each other, and The left and right rear frames 44, 44 that support the rails 43, 43, the rear cross member 45 that connects the rear ends of the seat rails 43, 43 in the left-right direction, and the head pipe 12 are coupled to the upper frames 41, 41. Down frames 46, 46 coupled to the lower end, the front end coupled to the upper frames 41, 41, and the rear end coupled to the rear frames 44, 44, A support frame 47 for supporting the step floor 27a of di cover 27, and a.

  As shown in FIG. 4, the power unit 20 is suspended from the vehicle body frame 11 via a pair of left and right vibration isolation links 21, and integrally includes an engine 18 and a power transmission mechanism 19. A throttle body 51 and a fuel injection device 52 connected to the intake port, an air cleaner case 54 connected to the throttle body 51 via a connection pipe 53, and a fuel tube (not shown) connected to the fuel injection device 52. A fuel tank 55, an exhaust pipe 56 connected to an exhaust port (not shown) of the engine 18, and a muffler 57 connected to the exhaust pipe 56 are provided. The connection pipe 53 passes between the pair of left and right vibration isolation links 21 and connects the throttle body 51 and the air cleaner case 54.

  The throttle body 51 and the fuel injection device 52 are disposed in a space X (see FIG. 4) formed between the article storage chamber 24, the air cleaner case 54, and the engine 18 in a side view.

  The air cleaner case 54 is attached to the upper part of the power transmission mechanism 19 of the power unit 20 and is disposed between the article storage chamber 24 and the fuel tank 55, and the upper end portion of the air cleaner case 54 is the occupant seat in a side view. It arrange | positions so that it may swell in the space Y (refer FIG. 4) formed between the 25 driver | operator seats 31 and the fuel tank 55. FIG.

  The fuel tank 55 is attached to the seat rails 43, 43 of the vehicle body frame 11 and is disposed so as to extend above the rear wheel 23 and forward from the axle 23 a of the rear wheel 23, and the driver of the occupant seat 25. The seat 31 is disposed behind the waist holding portion 31 a and below the passenger seat 32 of the passenger seat 25.

  Further, as shown in FIG. 5, the air cleaner case 54 has a notch portion formed on the lower surface of the front portion of the fuel tank 55, with the right side surface of the front portion extending to the rear wheel 23 side. It is arranged between 55a and the rear wheel 23.

  As shown in FIG. 4, the article storage chamber 24 is formed by an article storage box 60 attached to the vehicle body frame 11 and an occupant seat 25, and the driver seat 31 of the occupant seat 25 is formed from below the foot hole 26. It is provided over the lower part.

  Further, the article storage chamber 24 can store two full-face helmets 61 and 62, with one first full-face helmet 61 standing upright, and the top of the first full-face helmet 61 is a leg hole. The first article storage chamber 71 for storage so as to be positioned toward the bottom portion 26a of the vehicle 26 and the other second full-face helmet 62 above the first full-face helmet 61 and the driver seat 31 of the passenger seat 25 And a second article storage chamber 72 that is stored so that the first article storage chamber 71 and the second article storage chamber 72 are in communication with each other. Further, as shown in FIG. 2, the first and second article storage chambers 71 and 72 are arranged so that two full-face helmets 61 and 62 overlap in a top view. As a result, the full-face type helmets 61 and 62 can be arranged in the article storage space 24 with high space efficiency, so that the longitudinal length of the article storage box 60 can be shortened.

  Further, the second article storage chamber 72 stores the second full-face helmet 62 so that the second full-face helmet 62 is inclined forward and the front portion of the second full-face helmet 62 faces upward.

  The passenger seat 25 includes a driver seat 31 that opens and closes the article storage chamber 24 and a passenger seat 32 that opens and closes when refueling. The driver seat 31 and the passenger seat 32 are provided via hinge members 63 and 63. Each is attached to the article storage box 60 so as to be freely opened and closed. The driver seat 31 is disposed at the upper end of the article storage chamber 24, and the passenger seat 32 is disposed behind and above the driver seat 31.

  As shown in FIG. 6, the article storage box 60 includes left and right side plates 64, 64 and a bottom plate 65 that connects the lower ends of the side plates 64, 64 in the left-right direction. The outside is attached so as to be surrounded by the down frames 46, 46 and the upper frames 41, 41.

  Further, the article storage box 60 has an inner width dimension C of the side plates 64, 64 larger than the width D of the first full-face helmet 61 in the cross section (foot hole portion 26) of FIG. , 41 is set smaller than the width D of the first full-face helmet 61. Further, the height dimension F from the bottom plate 65 to the upper frames 41 and 41 is set to be higher than the height dimension G of the first full-face helmet 61. Thus, the first full-face helmet 61 can be stored in the first article storage chamber 71 without causing the top portion to interfere with the upper frames 41 and 41.

  In addition, above the front end portion of the article storage box 60, a recess 73 for storing the battery 70 is formed so as to separate a part of the first article storage chamber 71. The battery 70 is closed by a maintenance 74 for performing maintenance.

  As shown in FIG. 7, a partition plate 67 for partitioning the first article storage chamber 71 and the second article storage chamber 72 is rotatable on the rear plate 66 of the article storage box 60 via a hinge member 68. The partition plate 67 is held at a predetermined angle θ by contacting a set piece 69 extending in an arc shape from the back surface thereof with the inner surface of the rear plate 66. In addition, the partition plate 67 shown by the alternate long and short dash line in the figure is in an open state before storing the first full-face helmet 61 in the first article storage chamber 71, and the partition plate 67 shown by a solid line is after the storage. Although it is in the closed state, the open / close state of the partition plate 67 can be appropriately selected by the user. Further, by opening the partition plate 67, it is possible to store a long article using the spaces of the first and second article storage chambers 71 and 72.

  As described above, according to the motorcycle 10 of the present embodiment, the article storage chamber 24 is provided from below the underpass portion 26 to below the passenger seat 25, and the air cleaner case 54 is provided with the article storage chamber. Since it is disposed between the fuel tank 55 and the fuel tank 55, the capacity of the air cleaner case 54 can be increased while sufficiently securing the capacity of the article storage chamber 24. Further, the position of the occupant seat 25 can be lowered.

  In addition, according to the motorcycle 10 of the present embodiment, the article storage chamber 24 can store two full-face helmets 61 and 62, and the first full-face helmet 61 is erected, and the first The full-face helmet 61 is configured to be stowable so that the top of the full-face helmet 61 is positioned toward the bottom 26 of the underhole 26, and the other second full-face helmet 62 is positioned above the first full-face helmet 61 and the occupant. Since it is configured to be retractable so as to be positioned below the seat 25, two full-face helmets 61 and 62 can be accommodated simultaneously, and a large space can be provided above the air cleaner case 54. The capacity of the air cleaner case 54 can be increased.

  Further, according to the motorcycle 10 of the present embodiment, the fuel tank 55 is disposed so as to extend above the rear wheel 23 and forward from the axle 23a of the rear wheel 23. Can be placed well.

  Further, according to the motorcycle 10 of the present embodiment, the fuel tank 55 is disposed behind the waist holding portion 31a of the driver seat 31 of the passenger seat 25 and below the passenger seat 32 of the passenger seat 25, and is an air cleaner. Since the case 54 is arranged such that the upper end portion of the air cleaner case 54 swells into the space Y between the driver seat 31 and the fuel tank 55, the shape of the fuel tank 55 is made relatively free. Therefore, the design behind the vehicle can be improved and the capacity of the air cleaner case 54 can be increased.

  Further, according to the motorcycle 10 of the present embodiment, the throttle body 51 and the fuel injection device 52 are disposed in the space X between the article storage chamber 24, the air cleaner case 54, and the engine 18 disposed in front of the rear wheel 23. Therefore, the space among the article storage chamber 24, the air cleaner case 54, and the engine 18 can be used effectively.

  Furthermore, according to the motorcycle 10 of the present embodiment, the second article storage chamber 72 tilts the second full-face helmet 62 forward of the motorcycle 10, and the front part of the second full-face helmet 62 is Since the second full-face helmet 62 is stored so as to face upward, the second full-face helmet 62 can be stored stably and can be easily put in and out. Further, since the front part of the second full-face helmet 62 can be grasped and stored, the storing work can be easily performed. Further, when the shield plate is attached to the front surface of the second full-face helmet 62, the shield plate can be stored so that the surface of the shield plate does not hit the second article storage chamber 72, and the shield plate is prevented from being scratched. be able to.

1 is a side sectional view of a motorcycle according to the present invention. Fig. 2 is a plan view of the motorcycle shown in Fig. 1. Fig. 2 is a perspective view for explaining a frame structure of the motorcycle shown in Fig. 1. Fig. 2 is an enlarged cross-sectional view of a main part of the motorcycle shown in Fig. 1. FIG. 5 is a schematic cross-sectional view taken along line AA in FIG. 4. FIG. 5 is a cross-sectional view taken along line BB in FIG. 4. It is the C section enlarged view of FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Motorcycle 11 Body frame 14 Front wheel 18 Engine 19 Power transmission mechanism 20 Power unit 23 Rear wheel 23a Axle 24 Goods storage room 25 Passenger seat 26 Foot part 26a Bottom part 31 Driver's seat 31a Waist holding part 32 Passenger seat 51 Throttle body 52 Fuel injector 53 Connecting pipe 54 Air cleaner case 55 Fuel tank 60 Goods storage box 61 First full face helmet 62 Second full face helmet 67 Partition plate 69 Set piece 71 First goods storage room 72 Second goods storage room X, Y space

Claims (5)

A low-floor type motorcycle having an undercarriage portion between an occupant seat and a steering portion, and having an article storage chamber capable of storing a plurality of helmets, a fuel tank, and an air cleaner case below the occupant seat Because
The article storage chamber is provided from below the underfoot portion to below the occupant seat,
The motorcycle according to claim 1, wherein the air cleaner case is disposed between the article storage chamber and the fuel tank. The article storage room can store two full-face helmets,
One of the first full-face type helmets is set upright, and is configured to be stowable so that the top part of the first full-face type helmets is located toward the bottom part of the undercut part,
2. The motorcycle according to claim 1, wherein the other second full-face helmet is configured to be retractable so as to be positioned above the first full-face helmet and below the occupant seat.   2. The motorcycle according to claim 1, wherein the fuel tank is disposed so as to extend above the rear wheel and forward from the axle of the rear wheel. The fuel tank is arranged behind the waist holding portion of the driver seat of the occupant seat and below the passenger seat of the occupant seat,
The motorcycle according to claim 3, wherein the air cleaner case is arranged such that an upper end portion of the air cleaner case swells into a space between the driver seat and the fuel tank.   The motorcycle according to claim 2, wherein a throttle body and a fuel injection device are disposed in a space between the article storage chamber, the air cleaner case, and an engine disposed in front of the rear wheel.

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