JP2002104265A - Scooter type motorcycle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a scooter type motorcycle capable of using a space in a body cover for a space for a storage box, in order to increase the box capacity of the storage box. SOLUTION: This scooter type motorcycle 10 is equipped with a seat 17 for a driver and a seat 18 for an occupant in the longitudinal direction of a vehicle, and a body in the lower part of the seats is covered by a cover 12. At least the storage box 55 is disposed in the lower part of the seat 18 for the occupant, and articles such as a helmet and the like are stored in the storage box 55. A pair of a right rear frame and a left rear frame 46 are extendedly provided along the bottom surface of the box in the lower part of the storage box 55. The rear parts of the rear frames 46 of a body frame 11 are linked each other by a bridging member 50 bent so as to form a gate shape, and on the other hand, the rear part of the storage box 55 is fittedly inserted in the bent part of the bridging member 50. A c-c bar 31 is attached to the upper part of the bridging member 55, and the rear part of the frame is reinforced in terms of strength.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a motorcycle having a driver's seat and a passenger's seat at the front and rear of the vehicle.
More particularly, the present invention relates to a scooter type motorcycle having an improved structure for mounting a pillion rider handle and a rear carrier.

[0002]

2. Description of the Related Art A scooter-type motorcycle of this type is provided with a driver's car seat and a passenger's seat long in front of and behind the vehicle, and a storage box capable of storing articles such as a helmet is provided below the seat. The storage box is stored in a vehicle body cover that covers the vehicle body below the seat. Left and right seat frames for supporting the seat are passed between the storage box and the body cover, and the rear frames terminate near the rear of the storage box. The rear frame is connected at the rear of the storage box by bridge frames on the left and right.

[0003] A seat lock device, a rear carrier, and the like are attached to a bridge frame that connects the left and right rear frames. The rear carrier is provided behind the passenger seat, and the rear frame around the storage box is reinforced with a reinforcing plate or the like in order to stably hold luggage loaded on the rear carrier.

On the other hand, in a scooter type motorcycle, a rear portion of a body frame is covered with a frame cover constituting a body cover. When mounting the rear carrier on this scooter type motorcycle, mounting holes are drilled with a hole saw etc. on the frame cover which is an expensive painted product, the mounting base of the rear carrier is inserted through this mounting hole, and this mounting base is It is fastened and attached to the mounting bracket of the bridge frame, which is the connection between the left and right rear frames.

[0005]

In a conventional scooter-type motorcycle, when a pillion rider sits on a passenger's seat, the problem is how to attach a pillion rider handle in order to maintain a stable riding posture. Had become. For this reason, there is a type in which a flexible grip belt is stretched between the driver's seat and the passenger's seat so that the passenger can grip the grip belt.
It is an issue how to configure a passenger grip stably fixed to the body frame.

In a conventional scooter type motorcycle,
To attach the rear carrier to the bridge frame,
A plurality of mounting holes are formed in the frame cover, and the rear cover is mounted on the rear frame connecting portion (the mounting bracket of the bridge frame) of the vehicle body frame through the mounting holes. However, mounting the rear carrier restricts the space inside the body cover due to space constraints, making it difficult to increase the box capacity of the storage box. Work such as drilling mounting holes and forming rear carrier mounting portions at the left and right rear frame connecting portions of the vehicle body frame was required, and the mounting of the rear carrier was cumbersome and required highly specialized work.

When the rear carrier becomes unnecessary, the rear carrier is removed from the vehicle body frame. However, the mounting hole formed in the frame cover is exposed to the outside, thereby impairing the external shape. And the like penetrate into the frame cover, thereby causing a problem of damaging electrical components such as tail lamps attached to the rear end of the vehicle body frame.

The present invention has been made in view of the above circumstances, and provides a scooter-type motorcycle in which the space inside the vehicle body cover can be effectively used as the space for the storage box and the box capacity of the storage box is increased. The purpose is to do.

Another object of the present invention is to provide a scooter in which a passenger grip is stably provided for a pillion rider who rides on a passenger seat, and the physical and mechanical frame strength at the rear of the body frame is improved. To provide a type motorcycle.

Another object of the present invention is to provide a scooter-type motorcycle in which a rear carrier can be removably mounted without forming a mounting hole in the frame cover, and the frame cover does not need to be attached or detached when the rear carrier is not required. To provide.

[0011]

An embodiment of a scooter type motorcycle according to the present invention will be described with reference to the accompanying drawings.

FIGS. 1 and 2 are a side view and a plan view showing an embodiment of a scooter type motorcycle according to the present invention.

The entire scooter type motorcycle is indicated by reference numeral 10, and the entire body frame 11 is covered with a frame cover 12 as a body cover. Body frame 1
The front wheel 1 has a front wheel 14 steered by a steering wheel 13 while a rear wheel 15 is driven by a unit swing type engine 16 constituting a power unit. The unit swing type engine 16 is attached to the lower part of the center of the body frame 11 so as to be vertically swingable, and has a rear wheel 15 at its rear end.
Are rotatably supported.

A driver's seat 17 and a passenger's seat 18 are provided integrally above the unit swing type engine 16 in the longitudinal direction of the vehicle. The driver's seat 17 and the passenger's seat 18 are formed stepwise so as to be higher toward the rear, and a driver's backrest 19 is formed between the seats 17 and 18.

On the other hand, the steering wheel 13 and the driver's seat 17
Is curved in a U-shape to form a curved portion 20 to facilitate the driver's getting on and off, and a step board 21 is formed on both sides of the U-shaped curved portion 20. On the vehicle front side of the step board 21, a leg shield 22 is integrally formed as shown in FIGS.

A front cover 23 is provided above the leg shield 22, and a headlamp 24 is formed at a lower front part of the front cover 23, and a wind guide port 25 is formed above the headlamp 24. The traveling wind is guided into the frame cover 12 from the wind guide port 25. A front screen 26 is provided above the front cover 23. The front screen 26 forms a windshield, and its outer surface is formed in a streamlined manner to reduce running resistance.

The passenger seat 18 is formed at a position one step higher than the driver seat 17, and a passenger backrest 27 is provided at the rear of the passenger seat 18. In the lower front part of the passenger seat 18, passenger footrests 28 are provided on both left and right sides. Further, a pillion rider handle 30 provided with a passenger grip is provided on the left and right sides of the passenger seat 18 and slightly behind the passenger seat.

The pillion rider handle 30 is made of a resin such as a reinforced plastic or a metal, and is formed as a connection strength member that also serves as reinforcement. Pillion rider handle 3
0 is the frame cover 1 as shown in FIGS.
The handle grip portion is provided in the middle of the pillion rider handle 30 so as to slightly protrude from both sides in the vehicle width direction. Pillion rider handle 3
Numeral 0 is attached so as to rise obliquely upward toward the rear, and when a passenger (Pillion rider) rides on the passenger seat 18, the supporter guides and supports the legs of the pillion rider, and loads the Pillion rider. Is partially covered by the pillion rider handle 30.

The passenger backrest 27 supports the waist of a pillion rider (passenger), and the sheather 3 stands up from the rear end of the passenger seat 18.
1 is provided on the front surface. The sheather 31 is formed of a metal reinforcing plate constituting a physical strength member. The sheave 31 is made of, for example, aluminum die-cast, and a rear carrier 32 is detachably attached to the back side of the sheave 31.

The body frame 11 of the scooter type motorcycle 10 is configured as shown in FIGS.

The body frame 11 includes a pair of left and right upper down frames 36 and rocker arm down frames 37 extending rearward and downward from the head pipe 35, and an upper main frame 38 extending substantially horizontally from lower ends of these down frames 36, 37. And rocker arm main frame 39, and both main frames 38, 39
Body frame 40 that connects the rear end of the vehicle, and bridge frame 41 that also serves as a reinforcement that connects the left and right frames.
And a main frame assembly 45 in which a reinforcing frame 42 and the like connecting the upper and lower frames are assembled. A rear frame 46 also serving as a seat frame extends rearward from a rear portion of the main frame assembly 45 toward a pair of left and right rear sides. Is established.

The rear frame 46 is fixed to the body frame 40 of the body frame 11 by a reinforcing member 47 in a cantilever manner. The center portion of the rear frame 46 is recessed, and the rear frame 46 is formed in a gentle curved structure having a downwardly convex shape. A flat handle mounting bracket 48 is erected on the curved portion. An end frame 50 curved in a gate shape (including a U-shape and a C-shape) is straddled at the rear end portions of the left and right rear frames 46. The end frame 50 forms a bridge frame that connects the rear portions of the pair of left and right rear frames 46. Reference numeral 49 denotes a muffler.

On the other hand, the unit swing type engine 16
Is installed below the rear frame 46 as shown in FIG. 7 and is supported swingably around a support shaft 53 of the engine suspension bracket 52. The unit swing type engine 16 has a cylinder 54 inclined forward in a substantially horizontal direction. By mounting the horizontal cylinder 54 on the body frame 11, the driver's seat 1 located above the horizontal cylinder 54 is provided.
7, the height of the seat 7 can be reduced, the rider's getting on / off and landing properties can be improved, and the running stability can be improved.

A storage box 55 for storing articles such as a helmet is provided above the unit swing type engine 16 and at least below the passenger seat 18. The storage box 55 is formed by combining a box unit having an upper and lower split structure, and an opening 56 is formed at the top. By opening and closing the passenger seat 18, stored articles can be stored or taken out through the opening 56.
The storage box 55 is installed and fixed on a box mounting bracket 57 provided on the rear frame 46. The storage box 55 is covered with the frame cover 12.
Reference numeral 57 denotes a rear fender.

The storage box 55 extends rearward from the lower or lower portion of the driver's seat 17, and the rear end of the box is inserted under the end frame 50 and terminates near the rear end of the frame cover 12. . By fitting the rear portion of the storage box 55 into the curved portion of the bridge member, which is the end frame 50, the box capacity can be increased. The storage box 55 is formed in a vertically long shape along the front-rear direction of the vehicle, and is configured to be capable of storing two full-face helmets inside.

The end frame 50 straddling the storage box 55 is fixed, for example, to the rear end of the rear frame 46 by welding or the like, and also serves as a bridge member for connecting the rear portions of the rear frame 46. The rear frame of the body frame 11 is reinforced. The end frame 50 includes a frame cover 12 and a storage box 55.
The center mounting bracket 60 and the left and right mounting brackets 61 are fixed to the top side.

Thus, the end frame 50 is configured as a support member for the sheather 31 and the rear carrier 32. By attaching the sheather 31 to the end frame 50, the rigidity of the end frame 50 can be further improved.

As shown in FIG. 8, the see-siever 31 is fixed to each of the mounting brackets 60 and 61 mounted on the end frame 50 by fastening means 63 such as fastening bolts 63.
The sheathing bar 31 is a strength member formed of a metal material in a substantially trapezoidal plate shape.
4 improves the physical and mechanical strength and has high rigidity. The see-siever 31 is integrally formed by, for example, aluminum die-casting, and mounting recesses 66 are formed in lower portions on both left and right sides on the front side of the see-siever 31. Is established. The pillion rider handle 30 inserted into the mounting recess 66 of the sheathed bar 31 is provided with a fastening bolt 67.
And fixed by fastening means such as fastening screws.

The rear end of the pillion rider handle 30 is fixed to the sheather 31 by fastening means, while the front end of the pillion rider handle 30 is fixed to the top of a handle mounting bracket 48 rising from the rear frame 46. At the front end of the pillion rider handle 30, a mounting bracket 67 is integrally provided inside, and the mounting bracket 67 is mounted on a top mounting seat of the flat handle mounting bracket 48 from the rear frame 46, and a tightening bolt 68 is provided.
And so on. Pillion rider handle 30 is rear wheel 1
5, the front end of which is provided on a substantially horizontal rearward extension of the driver's seat 17.

The pillion rider handle 30 extends diagonally upward rearward from the lower left and right sides of the center of the passenger seat 18, and has a rear end fixed to the see-siever 31 to reinforce the rear portion of the body frame 11. are doing. The rear end of the pillion rider handle 30 may be fixed to the end frame 50 which also serves as a bridge member, instead of being fixed to the sheather 31.

A backrest 27 for riding the vehicle is fixed to the front upper portion of the sheave 31 by fastening means 68, and a seat lock device 69 is provided at the lower end of the front center of the sheave 31. The opening and closing of the sheet is regulated by the device 69. This seat lock device 69
Is covered with a seat lock cover 70, while the seat lock cover 70 is attached to the center of the front cover 71. The front cover 71 covers the lower part of the front surface of the see-siever 31, and the seat lock device 69 is entirely covered by the front cover 71 and the seat lock cover 70, so that the external shape is not impaired.

On the other hand, an upper rear cover 73 is provided on the upper rear side of the sheather 31, and a lower rear cover 74 is provided on the lower rear side thereof.
Are detachably provided by fastening means such as fastening screws 75 or the like.

When the rear frame 32 is mounted on the scooter-type motorcycle 10, a pair of mounting guide holes 76, 77 are provided on the left and right sides in FIG. 9 instead of the upper rear cover 73 and the lower rear cover 74 shown in FIG. An upper rear cover 78 and a lower rear cover 79 are used. The rear covers 78 and 79 are prepared as accessories of the rear carrier 32. The rear carrier 32 has a mounting portion 80 at its front end.
Are formed at four positions, up, down, left, and right, and mounting holes are formed at four positions, up, down, left, and right, in the sheather 31 corresponding to the respective mounting portions 80. Each mounting portion 80 of the rear carrier 32 is
The mounting guide holes 76, 77 are inserted through the mounting guide holes 76, 77, and extend to the rear side of the sheave 31, and are fastened to the sheaver 31 by fastening means such as fastening bolts 82 and fixed.

A load 83 is loaded on the rear carrier 32, and the load of the load 83 acts intensively on the see-sie bar 31 via the mounting portion 80. The see-sie bar 31 itself is made of, for example, aluminum die-cast and mechanically. -Since the physical strength is high and the rigidity is high, the mounting strength is not insufficient, and the load can be stably held.
Although the load acting on the rear frame 46 itself is large, the rear frame 46 is fixed to the body frame 40 of the main frame assembly 45 by welding or the like, and is reinforced by the reinforcing member 47. The applied load is dispersed to reduce the load.

Also, the sheather 31 is mounted on the body frame 11.
Is attached to an end frame 50 bridged between the left and right rear frames 46 to reinforce the end frame 50 to improve physical / mechanical strength and rigidity. Mounting bracket 48 at the center of the rear frame 46
Linked to The pillion rider handle 30 is formed as a resin or metal strength member, and reinforces the rear frame 46. Thus, the rear frame of the body frame 11 is also formed into a frame assembly structure and reinforced, so that the physical and mechanical strength is improved and the rigidity is increased.

As shown in FIGS. 8 and 9, when removing the rear carrier 32 from the scooter type motorcycle 10, the rear covers 78 and 79 shown in FIG. Then, rear covers 73 and 74 shown in FIG. When the rear carrier 32 is mounted, the rear covers 73, 74 shown in FIG. 8 are removed, and instead, rear covers 78, 79 with mounting guide holes 76, 77 shown in FIG. 9 are prepared. , 79, the rear carrier 32 is attached to the sheather 31.

In the scooter-type motorcycle 10, even when the rear carrier 32 is mounted, it is not necessary to drill holes for mounting the mounting holes in the frame cover 12, which is an expensive painted product. Since there is no need to provide a mounting hole that is exposed to the outside in the frame cover 12, the external shape is not impaired. On the other hand, rainwater can be effectively and reliably prevented from entering the inside of the frame cover 12, and electrical components such as tail lamps can be provided. Damage to goods can be prevented beforehand.

Also, the rear carrier 32 can be attached,
To remove, simply replace the rear covers 73, 74 with the rear covers 78, 79 with guide holes.
Since the rear cover may be a lightweight and small-sized colored resin plate that only covers the rear part of the sheath 31, it is inexpensive, and can be sold as an option as an accessory of the rear carrier 32. When the rear carrier 32 becomes unnecessary, it is only necessary to replace the rear covers 73 and 74 without holes, so that the appearance is not impaired.

In this scooter type motorcycle 10, the end frame 50 constituting the bridge member and the handle mounting bracket 48 of the rear frame 46 are connected via the sheather 31 and the pillion rider handle 30, so that the pillion rider handle 30 is provided. Serves as a reinforcing member for the rear frame of the vehicle body.

The body frame 11 has a see-siever 31 and a pair of left and right pillion rider handles 30 at the rear of the frame.
The end frame 50 need only be welded to the rear frame 46, and the welded portion does not need to be reinforced by a bracket or the like.

The pillion rider handle 30 has a passenger seat 18 other than the front and rear ends of the handle.
The handle grip portion is disposed at the position outside the rear portion of the upper portion of the frame cover 12 in the front and rear direction of the frame cover 12 and is easily gripped by the pillion rider. Can support. When the pillion rider handle 30 is made of, for example, a reinforced plastic coating, the weight of the entire motorcycle can be reduced, and various shapes can be processed by injection molding and the like, contributing to an improved external shape. can do.

[0042]

In the scooter type motorcycle according to the present invention, since the rear frame is arranged along the bottom surface of the storage box, there is no need to arrange a seat frame between the body cover and the storage box. The inside of the vehicle body cover can be effectively used as a space for the storage box, and the bridge member of the sheave is formed in a gate-shaped curved shape, and the rear portion of the storage box is fitted into this curved portion, so that the storage box box The capacity can be increased.

Also, the rear frame also serves as a seat frame, and a bridge member laid across the left and right rear frames is
As I reinforced it with a Shiseba and a pillion lid handle,
While the bridge member can be reduced in size and weight, the passenger's grip for the pillion rider can be stably fixed and installed, and the physical and mechanical frame strength at the rear of the body frame can be sufficiently improved. .

Further, since the rear carrier is detachably mounted on the rear side of the see-siever, there is no need to mount the rear carrier on a mounting bracket of a conventional rear frame (seat frame) covered with a vehicle body cover. It is not necessary to form a mounting hole in a certain vehicle body cover, and electrical components in the vehicle body cover can be effectively protected.

[Brief description of the drawings]

FIG. 1 is an overall side view showing an embodiment of a scooter type motorcycle according to the present invention.

FIG. 2 is a plan view of the scooter type motorcycle shown in FIG.

FIG. 3 is a front view of the scooter type motorcycle shown in FIG. 1;

FIG. 4 is a rear view of the scooter type motorcycle shown in FIG. 1;

FIG. 5 is an overall side view showing a vehicle body frame structure of the scooter type motorcycle shown in FIG. 1;

FIG. 6 is a plan view showing a vehicle body frame structure of the scooter type motorcycle shown in FIG. 1;

FIG. 7 is a side view showing the mounting structure of the rear part of the body frame of the scooter type motorcycle shown in FIG. 1;

FIG. 8 is an exploded perspective view showing a mounting structure of a seesaw in the scooter type motorcycle shown in FIG. 1;

FIG. 9 is an exploded perspective view showing a mounting structure of a rear carrier in the scooter type motorcycle shown in FIG. 1;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Scooter type motorcycle 11 Body frame 12 Frame cover 13 Handle 14 Front wheel 15 Rear wheel 16 Unit swing type engine 17 Seat for driver 18 Seat for passenger 19 Backrest for driver 20 Curved portion 21 Step board 22 Leg shield 23 Front Cover 24 Headlamp 25 Ventilation opening 26 Front screen 27 Passenger backrest 28 Passenger footless and 30 Pillion rider handle 31 See Sheaver 32 Rear carrier 35 Headpipe 36 Upper down frame 37 Lower down frame 38 Upper main frame 39 Rocker arm main frame Reference Signs List 40 body frame 41 bridge frame 42 reinforcing frame 45 main frame assembly 46 rear frame (seat rail) 47 Strong member 48 Handle mounting bracket 49 Muffler 50 End frame 52 Engine suspension bracket 53 Support shaft 54 Horizontal cylinder 55 Storage box 56 Opening 57 Rear fender 60, 61 Mounting bracket 63, 67 Tightening bolt (tightening means) 64 Reinforcement rib 66 Mounting recess 68 Fastening means 69 Seat lock device 70 Seat lock cover 71 Front cover 73,78 Upper rear cover 74,79 Lower rear cover 75 Tightening screw (fastening means) 76,77 Mounting guide hole 80 Mounting part 82 Tightening bolt (tightening) 83) Baggage

Claims (3)

[Claims] 1. A scooter-type motorcycle in which a driver seat and a passenger seat are provided in the front-rear direction of a vehicle, and a vehicle body below the seat is covered with a vehicle body cover, wherein an article such as a helmet is provided at least below the passenger seat. A storage box that can be stored is arranged, a pair of left and right rear frames extends below the storage box along the bottom of the box, and the rear parts of the pair of left and right rear frames are connected by a bridge member that curves in a gate shape. Then, while the rear portion of the storage box is fitted into the curved portion of the bridge member,
A scooter-type motorcycle, wherein a sheather is mounted on an upper portion of the bridge member. 2. A pair of left and right rear frames constitute a seat frame, a handle mounting bracket is erected at an intermediate portion of the seat frame, and a passenger seat is provided between the handle mounting bracket and the bridge member or the sheave. The scooter-type motorcycle according to claim 1, wherein the motorcycle is connected by a pillion rider handle extending in a vehicle front-rear direction on both left and right sides of the motorcycle. 3. The sea sheather has a backrest on a front side for supporting a waist of a pillion rider, a rear side of the sea sheather is covered by a rear cover separate from a vehicle body cover, and a rear carrier is detachably attached to the sea sheather. The scooter-type motorcycle according to claim 1 provided.