JPH04287782A - Motorcycle with storage chamber - Google Patents

Abstract

PURPOSE:To keep the height of a seat low and the width of a vehicle slender and install a battery without exposing it. CONSTITUTION:An under-bone type vehicle body frame 1 provided with a monocoque-structure frame body 4 extended toward the upper section of a rear wheel 11 from the lower section of a seat 24 is provided at the rear of a main frame 3 extended downward, a baggage storage chamber 19 is provided below the seat 24 on the frame body 4, a circular arc-shaped inner rear fender 16 is arranged above the rear wheel 11, and a battery 33 is installed in a space 30 surrounded by the rear wall 22 of the baggage storage chamber 19 and the front section 16A of the inner rear fender 16.

Description

[Detailed description of the invention]

[Object of the invention]

0002

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a motorcycle with an underbone type body frame and a storage compartment under the seat, and more particularly to a motorcycle with an improved battery arrangement.

0003

[Prior Art] In a motorcycle, an engine is fixed to an underbone type body frame, and a transmission chain case that houses a chain that transmits the driving force of the engine to the rear wheel is swingably supported by the body frame. Usually, a storage compartment is provided under the seat. As such a motorcycle, there is an invention described in FIG. 5 of Japanese Unexamined Patent Publication No. 64-41485 (hereinafter referred to as the first conventional example). In such motorcycles, a fuel tank, an oil tank, a carburetor, an air cleaner, and the like are installed within the leg shield to maintain a narrow width of the vehicle.

0004

However, in the above-mentioned motorcycle, the location of the battery poses a problem. Even in the motorcycle of the first conventional example described above, the location of the battery is unknown. Further, Fig. 1 of the above publication shows a motorcycle (hereinafter referred to as the second conventional example) equipped with an underbone type body frame and a unit swing type engine. is located above the top of the rear wheel.

However, when the battery is placed in the position of the second conventional example, the seat height is adjusted to an appropriate height, for example, about 70cm.
If it is set to 0 mm, the tire diameter of the rear wheel will be approximately 480 mm, making it impossible to set the tire diameter large. Conversely, if the tire diameter is approximately 560mm, the seat height is 7
80mm, which must be set very high.

The present invention has been made in consideration of the above-mentioned circumstances, and an object of the present invention is to provide a motorcycle with a storage compartment that allows the battery to be installed without exposing the battery while maintaining a low seat height and a narrow vehicle width. With the goal. [Structure of the invention]

[0007]

[Means for Solving the Problems] The present invention provides an underbone type vehicle body frame in which a frame body having a monocoque structure extending from the bottom of the seat to the top of the rear wheel is connected to the rear of the main frame that extends downward. The frame body is provided with a baggage storage room under the seat, and an arc-shaped inner rear fender is arranged above the rear wheel, and the rear wall of the baggage storage room and the front part of the inner rear fender are connected to each other. The feature is that the battery is installed in a space surrounded by.

[0008]

[Operation] When a storage room is installed under the seat of the frame body in an underbone type vehicle frame, the fuel tank, oil tank, carburetor, air cleaner, etc. will be placed inside the leg shield.
The battery cannot be placed due to space constraints.

In this invention, the rear wall of the luggage compartment under the seat and the front half of the inner rear fender form a V-shaped space in side view. This space is not affected by the seat height or tires, and is a space that expands upward in the front-rear direction of the vehicle, so even if the battery is placed in this space, the seat height will be low and the width of the vehicle will increase. can be kept thin. Moreover, the battery is surrounded by the luggage storage compartment, inner rear fender, and frame body, and is not exposed because the upper part is covered by an existing member such as a seat.

0010

DESCRIPTION OF THE PREFERRED EMBODIMENTS Examples of the present invention will be described below with reference to the drawings.

FIG. 1 is a partially cutaway side view showing a first embodiment of a motorcycle with a storage compartment according to the present invention.

The motorcycle shown in FIG. 1 has an underbone type body frame 1, as also shown in FIG. That is, a main tube 3 serving as a main frame is connected to the rear part of the head pipe 2 while being gently curved diagonally downward, and a frame body 4 is connected to the rear end of the main tube 3. The head pipe 2 is a steering shaft (not shown) of the front fork 6 that supports the front wheel 5.
The shaft is supported. Further, an engine 7 is fixed to the lower part of the frame body 4, and the front end of a swing arm 9 integrally formed with the transmission chain case 8 is connected by a pin 10 so as to be swingable. Inside this transmission chain case 8 is a chain (
(not shown) is accommodated.

As shown in FIG. 2, the frame body 4 is constructed into a monocoque structure by joining a pair of left and right frame body elements 12 made of metal plates in a mid-middle configuration. The front portions 13 of these frame body elements 12 bulge outward and extend downward. Further, the rear portion 14 of the frame body element 12 extends above the rear wheel 11 and supports a cushion unit 15, which cushions and suspends the swing arm 9. The rear portion 14 of the frame body element 12 is formed into a rib shape along the arc of the inner fender 16. Furthermore, a connecting portion 17 is formed at the lower front portion of the front portion 13 of the frame body element 12 to sandwich and connect the rear end of the main tube 3 from left and right sides.

Front part 1 of frame body element 12
3 are combined to form a space inside, and the inner plate 18 shown in FIG. 2 is inserted and fixed into this space to form the front storage chamber 19.
is formed. Furthermore, the rear portions 14 of the frame body elements 12 are combined to form a carrier 20 on which cargo can be loaded.

The inner plate 18 of the front storage chamber 19 is formed from a metal plate, and stands up slightly backwardly with respect to the horizontal bottom surface 21 that forms the bottom of the front storage chamber 19 and this bottom surface 22. A rear component surface 22 as a rear wall and a bottom component surface 2
2, and a short standing surface 23 rising up from the front part. Each of these surface portions 21, 22, 23 is formed with both side edges bent vertically in order to obtain rigidity. Moreover, the upright surface 23 is
It is located at the inner end of the connecting portion 17 of the frame body element 12 and comes into contact with the rear end of the main tube 3.

As configured as described above, the shape of the front storage chamber 19 is a vertically elongated shape that is slightly tilted backwards as shown in FIG. It has a shape. therefore,
When storing a helmet (not shown), the helmet can be stored upright, and the front storage chamber 19 is configured to have a short longitudinal length, so that the helmet can be stored efficiently.

As shown in FIG. 1, the upper opening of the front storage chamber 19 is opened and closed by a seat 24. As shown in FIG. The seat 24 has a bearing portion 25 at the lower front end thereof pivoted to the upper front end of the frame body 4 by a pin 25A. The front storage chamber 19 is opened by rotating the seat 24 forward and placing it in the position shown by the two-dot chain line in FIG. 1, and the front storage chamber 19 is closed by closing the seat 24 as shown by the one-dot chain line. Ru. When the seat 24 is closed, the seat 24 is locked by a locking mechanism (not shown) as usual.

Since the front storage chamber 19 is installed under the seat 24 of the frame body 4, a fuel tank 27, a carburetor 28, and an air cleaner 29 are placed surrounded by the leg shield 26, and an oil tank (not shown) is also placed in the same manner. be done. Of these, 27 fuel tanks
is installed so as to straddle the main tube 3.

Now, in the front portion 13 of the frame body 4, the aforementioned front storage chamber 19 is provided in front of the rear component surface 22 of the inner plate 18, and a battery storage chamber 30 is provided behind the rear component surface 22. This battery storage chamber 30 is located in the inner rear fender 1 installed above the rear wheel 11 of the frame body 4.
It is provided in a triangular space in side view surrounded by the arc-shaped front portion 16A of No. 6 and the rear configuration surface 22.

That is, as shown in FIG. 2, a plurality of support plates 31 are integrally arranged in tandem at the front part 16A of the inner rear fender 16, and these support plates 3
1, a support portion 32 formed by cutting out at a substantially right angle.
is provided. A battery placement section 34 on which a battery 33 is placed is installed on this support section 32 . As shown in FIG. 2, the battery placement portion 34 is formed by integrally molding a placement portion bottom surface 35, a pair of box-shaped tool storage portions 36, and the like. The battery storage chamber 30 is surrounded by the battery placement portion 34, the rear component surface 22 of the inner plate 18, the front portion 16A of the inner rear fender 16, and the frame body 4. The support part 32 is the inner rear fender 16
Since the battery storage chamber 30 is formed below the top surface 16B, the battery storage chamber 30 is installed in the V-shaped space when viewed from the side.

Furthermore, as shown in FIG. 4, the battery mounting section 34 is installed inside the front section 13 of the frame body 4 and below the seat 24, so the battery 33 is placed below the seat 24 as shown in FIG. 24 covers its upper part. At this time, the battery 33 is inserted into the recess 3 formed in the sheet 24.
It is accommodated within 7. Note that the reference numeral 38 in FIGS. 1 and 3
is an outer rear fender that is fixed to the rear end of the frame body 4 and covers the inner rear fender 16, and a number plate 39 is attached to this outer rear fender 38.

According to the above embodiment, the battery 33 is housed in the battery storage chamber 30, and the battery storage chamber 30 is surrounded by the front part 16A of the inner rear fender 16 and the rear component surface 22 of the inner plate 18 in a side view V. It is formed in a letter-shaped space. Therefore, the battery storage chamber 30 is located at the rear wheel 11.
Since the space is not affected by the tire diameter and is located in the longitudinal direction of the vehicle, the seat height can be lowered and the vehicle width can be made narrower.

Furthermore, since the battery 33 housed in the battery storage chamber 30 is surrounded by the seat 24 and the frame body 4, it is not exposed to the outside.

[0024] Furthermore, by opening the sheet 24,
Since the battery 33 can be accessed, maintenance of the battery 33 can be easily performed, and there is no need to install a dedicated lid in the battery storage chamber 30.

[0025] Furthermore, the battery storage chamber 30 is connected to the front storage chamber 1.
9 and near the engine 7, the cord connecting the engine and battery 33 can be shortened.

FIG. 5 is a partially cutaway side view showing a second embodiment of a motorcycle with a storage compartment according to the present invention. In this second embodiment, parts similar to those in the first embodiment are designated by the same reference numerals, and a description thereof will be omitted.

In this second embodiment, as also shown in FIG. 6, a rear storage chamber 40 is installed above the rear wheel 11 of the frame body 4. That is, the rear parts 14 of the frame body elements 12 are combined to form an internal space, and the inner plate 41 is inserted and fixed into this space to form the rear storage chamber 40.

The inner plate 41 of the rear storage chamber 40 is made of resin, for example, and includes a flat rectangular bottom forming surface 42, and a front end surface 43A and a rear end surface 43B rising perpendicularly to the front and rear ends of the bottom forming surface 42. configured. Further, the upper opening of the rear storage chamber 40 is opened and closed by a lid 44.

The lid 44 also serves as a carrier in this second embodiment, and the rear end of the lid 44 is pivotally attached to the rear end of the rear portion 14 of the frame body 4 by a pin 45. Therefore, the lid 44 can be opened and closed from the closed position shown by the solid line in FIG. 5 to the open position shown by the two-dot chain line. When the lid 44 is opened, the rear end of the frame 46 as a carrier provided on the upper surface of the lid 44 comes into contact with the rear end upper edge of the frame body 4, and the lid 44 is slightly tilted as shown by the two-dot chain line in FIG. It is held in a tilted position.

A lamp unit 47 is carried in and installed at the rear end of the rear storage chamber 40 with the lid 44 open. This lamp unit 47 includes a tail stop lamp, a blinker, a license lamp, etc., all integrated into one unit.

Further, an article storage section 48 is formed below the rear storage chamber 40 and surrounded by the semicircular rear section 16C of the inner rear fender 16 and the outer rear fender 38. A horizontal plate 49 integrally molded to the outer rear fender 38 serves as the bottom surface of the article storage section 48, and the inner plate 4
1 is provided with a hatch 50.

In addition to the effects of the first embodiment, this second embodiment allows articles to be stored not only in the front storage chamber 19 but also in the rear storage chamber 42. This rear storage chamber 42 can store box-shaped items and large-area items, such as bags. Furthermore, since the battery 33 and the lamp unit 47 can be accessed by opening the lid 44, maintenance of the battery 33 and the lamp unit 47 can be facilitated.

FIG. 7 is a partially cutaway side view showing a third embodiment of a motorcycle with a storage room according to the present invention. In this third embodiment, the same parts as in the second embodiment are designated by the same reference numerals, and a description thereof will be omitted.

In this third embodiment, the battery storage chamber 51
is arranged at the front end of the rear storage chamber 40. That is, the inner plate 52 constituting the battery storage chamber 51 is formed shorter than the inner plate 41 of the second embodiment. A battery mounting portion 53 is integrally formed with the front portion 16A of the inner fender 16 in a bulging manner. This battery mounting section 53 is
It is installed below the top surface 16B of the inner rear fender 16. Therefore, the battery storage chamber 51 is constituted by the battery placement portion 53, the front end surface 52A of the inner plate 52, and the frame body 4. The upper part of the battery 33 stored in this battery storage chamber 51 is covered with a lid 44.

In the case of this third embodiment as well, the battery storage chamber 51 is formed in a V-shaped space in side view surrounded by the rear component surface 22 of the front storage chamber 19 and the front part 16A of the inner rear fender 16. , the seat height can be kept low and the vehicle width can be kept narrow. Further, since the battery 33 stored in the battery storage chamber 51 is covered by the lid 44, it is not exposed to the outside. In addition, the third embodiment has the same effects as the first and second embodiments.

In the first, second and third embodiments described above, if a maintenance-free battery with no leakage is used, the battery storage chamber 30, 51 may be installed. Further, in each of the above embodiments, the case of a motorcycle has been described, but the present invention may also be applied to a tricycle with two rear wheels.

[0037]

As described above, according to the motorcycle with a storage room according to the present invention, the frame body has a monocoque structure that extends from the bottom of the seat to the top of the rear wheel at the rear of the main frame that extends downward. The frame body is provided with a luggage storage room under the seat, and an arc-shaped inner rear fender is arranged above the rear wheel. Since the battery is installed in the space surrounded by the rear wall and the front part of the inner rear fender, this space has a V-shape when viewed from the side, making it possible to maintain a low seat height and a narrow vehicle width. It can be installed without exposing the battery.

[Brief explanation of the drawing]

FIG. 1 is a partially cutaway side view showing a first embodiment of a motorcycle with a storage room according to the present invention.

FIG. 2 is an exploded perspective view of the frame body of FIG. 1 and ancillary parts thereof.

3 is an overall side view of the vehicle body frame including the frame body of FIG. 1. FIG.

FIG. 4 is a view taken along the IV arrow in FIG. 3.

FIG. 5 is a partially cutaway side view showing a second embodiment of the motorcycle with a storage room according to the present invention.

6 is an overall side view of the vehicle body frame including the frame body of FIG. 5. FIG.

FIG. 7 is a partially cutaway side view showing a third embodiment of a motorcycle with a storage room according to the present invention.

[Explanation of symbols]

1 Vehicle body frame 3 Main tube 4 Frame body 7 Engine 8 Conductive chain case 11 Rear wheel 16 Inner rear fender 16A Inner rear fender front part 18 Inner plate 19 Front storage room 22 Rear component surface of inner plate 24 Sheet 30 Battery storage room 33 Battery 40 Rear storage room 44 Lid 51 Battery storage room

Claims (1)

[Claims] Claim 1: An underbone type vehicle body frame in which a frame body of a monocoque structure extending from the lower part of the seat to the upper part of the rear wheel is connected to the rear part of the main frame extending downward, the frame body has a A luggage storage compartment is provided under the seat, and an arc-shaped inner rear fender is arranged above the rear wheel, and the battery is located in a space surrounded by the rear wall of the luggage storage compartment and the front part of the inner rear fender. A motorcycle with a storage compartment.