JPS6134234Y2 - - Google Patents

Description

[Detailed explanation of the invention] In ordinary motorcycles, the rear fender is integrally attached to the body frame, so
When removing the rear tire, it was necessary to first move the tire slightly rearward and then move it downward.

In this case, in a place where the rear tire is located with a concave lower part, the above-mentioned rear tire removal or installation work can be carried out relatively easily and efficiently, but in a normal place, the car body must be lifted and this state of lifting of the car body must be ensured. It was extremely difficult to remove and install the rear tire within a short period of time.

The present invention relates to an improvement of a rear fender for a motorcycle that overcomes the above-mentioned difficulties.In the rear fender for a motorcycle, the front and rear center portions of the rear fender are supported on the vehicle body frame side. An engaging portion is formed that abuts the lower surface of the cross member provided on the cross member and protrudes upwardly with a gap between the upper surface of the rear part of the rear fender located rearward from the lower surface of the cross member, and the engaging portion abuts the cross member. In the closed state, the engaging portion and the cross member are configured to be sandwiched by a forked locking piece that opens toward the front on a bottom plate of a removable seat or rear box, etc. And the purpose is,
An object of the present invention is to provide a fixing device for a rear fender for a motorcycle, which can firmly fix a rear fender swingably supported on a support shaft to a vehicle body frame side.

This proposal is structured as described above, so
The engaging part located at the upper front end of the rear fender is brought into contact with the lower surface of the cross member, and the fork-shaped engagement of the bottom plate of the seat or rear box etc. By inserting a locking piece and using this forked locking piece to sandwich the engaging portion and the cross member, the upper front end of the rear fender can be integrally fixed to the cross member, and the front and rear center portion of the rear fender can be attached to the vehicle body frame side. Together with the support, the rear fender can be firmly and stably connected to the vehicle body.

Further, in this proposal, while the upper front end of the fender is integrally fixed to the cross member, the bottom plate of the seat or rear box, etc. is moved rearward, and the forked locking piece is removed from the engaging portion and the cross member. As a result, the connection between the vehicle body frame and the upper front end of the rear fender is severed, and the rear fender is swung or moved, making it possible to perform the rear tire removal and installation work extremely efficiently and easily within a short period of time.

An embodiment of the present invention illustrated in the drawings will be described below. Reference numeral 1 denotes a pair of left and right side pipes of an upper frame, and the pair of left and right side pipes 1 are integrally connected to each other by cross members 2 and 3. ing.

Also, frame stay 4 is attached to the rear end of side pipe 1.
are fixed together by welding etc., and the same frame stay 4
A stay reinforcing material 5 is integrally fixed to the inside of the.

Furthermore, 6 is a rear fender, and the same rear fender 6
A seat cowl 7 that faces both sides of the lower part and extends upward is integrally molded of hard plastic or the like.
A hole 7a is provided in the seat cowl 7, and an engaging portion 6a, which is an engaging piece, is formed at the front end of the rear fender 6.

A taillight mounting wall 8 is integrally formed at the upper rear end of the rear fender 6. On the front surface of the taillight mounting wall 8, there are rear portions 9a of a pair of left and right taillight brackets 9, and on the rear surface of the mounting wall 8 there is a mound rubber. Taillights 11 are joined together via bolts 10 and fixed together with bolts 12.

Further, the front sleeve portion 9b of the tail light bracket 9 is fitted into the seat cowl hole 7a, the frame stay 4 is welded to the inside of the tail light bracket 9, and the washer 13 is welded to the outside of the seat cowl 7. It is fitted into a sleeve bolt 14 which is a connecting member.

Furthermore, the nut portion 14a of the sleeve bolt 14
A side bumper 15 is fitted on the outer side, and a nut 17 is screwed onto the outer side via a washer 16, so that the sleeve bolt 14 is integrally connected to the side bumper 15.

Furthermore, a pivot 19 integrally fixed to the base of the operating lever 18 by welding or the like is connected to the sleeve bolt 1.
A seat lock plate 21 having a seat lock lever 20 corresponding to a lock lever rotatably fitted is fitted into a portion of the seat lock plate 21 that is fitted from the outside into the center hole of the seat lock member 4 and protrudes inward from the stay reinforcing member 5. The seat lock plate 21 is integrally connected to the pivot shaft 19, ie, the operating lever 18, by screwing.

Further, a coil spring 23 is fitted into the sleeve portion 20a of the seat lock lever 20, and one end of the coil spring 23 is engaged with the seat lock lever 20 and the other end is engaged with the stay reinforcing member 5.
0 is the first due to the spring force of the same coil spring 23.
In the figure, it is energized to swing clockwise.

Further, a coil spring 24 is fitted into the sleeve portion 21a of the seat lock plate 21,
One end thereof is engaged with a seat lock plate 21, and the other end is engaged with a seat lock lever 20, and the seat lock plate 21 is engaged with the same coil spring 24.
It is urged to swing counterclockwise in FIG. 1 by a spring force.

Next, a mechanism for fixing the vehicle body and the rear fender 6 will be explained.

As described above, the rear part 9a of the taillight bracket 9 is integrally connected to the taillight mounting wall 8 of the rear fender 6, and the sleeve portion 9b of the taillight bracket 9 is connected to the seat cowl 7 integral with the rear fender 6. Since the rear fender 6 is fitted into the hole 7a, the rear fender 6 can swing together with the tail light bracket 9 around the sleeve bolt 14.

A stay bracket 25 is integrally fixed to a frame stay 4 which is a component of the vehicle body, and the stay bracket 2 is attached to the tail light bracket 9.
A receiving metal fitting 26 is fixed integrally so as to be located above the stave bracket 25, and by screwing in a butterfly bolt 27 with the receiving metal fitting 26 in contact with the above-mentioned stay bracket 25, the receiving metal fitting 26 is attached to the stay bracket 25. This means that the rear fender 6 is integrally fixed to the vehicle body.

A key comp 28 is attached to the rear end of the side bumper 15. By inserting a key (not shown) from the rear end of the key comp 28 and turning it, a lock pin 29 is attached to the locking coil spring 3.
It is pulled inward against a spring force of 0, and the engaging piece 18a of the operating lever 18 is disengaged from the hole 18b.

Furthermore, a helmet holder 31 is provided protruding from the outer surface of the key comp 28, and the tip notch 18c of the operating lever 18 is engaged with the holder 31.

32 is the bottom wall of the seat or rear box, and a locking piece 32a is formed in the center of the front lower surface of the bottom wall 32 and protrudes forward into a forked shape to form a fitting groove. Both the left and right seats are located on the lower surface directly above the left and right pair of seat lock plates 21.
A pair of hooks 33 are provided to protrude downward.

Since the illustrated embodiment is constructed as described above, the rear fender 6 is arranged as shown in FIG.
is fixed to the vehicle body in the normal state,
By performing the following operation, the rear fender 6 can be swung counterclockwise in FIG. 1.

First, insert a key (not shown) from the rear end of the key comp 28, and turn the key to lock the lock pin 2.
9 is pulled inward, the engagement hole 18b of the operation lever 18 is released, and the spring force of the seat lock plate coil spring 24 causes the operation lever 18 to be pulled inward through the seat lock plate 21 and the pivot shaft 19. is swung upward, and the operating lever 18 is stopped with the seat lock plate 21 in contact with the seat lock lever 20. (See Fig. 4) Next, when the operating lever 18 is further swung upward by hand, the seat lock plate 21 is also swung together, and the seat lock lever 20 is also swung in the same direction as the seat lock plate 21. The seat lock lever 20 is removed from the hook 33 that projects downward from the bottom wall 32. (See Figure 5).

In this state, the bottom wall 32 and the forked locking piece 32a
The cross member 2 and rear fender front end engaging portion 6a are sandwiched between the bottom wall 32 and the rear fender.
The seat or rear box can be separated from the vehicle body by removing the forked locking piece 32a from the cross member 2 and rear fender front end engaging portion 6a.

Then, the butterfly bolt 27 will be exposed, so if you remove the butterfly bolt 27, it will connect to the integrated stay bracket 25 via the side pipe 1 and frame stay 4, which are one component of the vehicle body, and the rear fender 6 and tail light bracket 9. The connection with the integral receiving fitting 26 is severed, and the rear fender 6 can be swung counterclockwise as shown in FIG.

Therefore, in the above embodiment, the rear fender 6
Since the rear end can be swung upward, removal and installation of the rear tire can be carried out with great ease while keeping the rear tire slightly off the ground.

In addition, by performing the operations in the reverse order of the operations described above, the rear end of the rear fender 6 can be returned to its normal state from the upwardly swinging state, the seat or rear box can be installed, and the rear fender 6 can be returned to its normal state. It can be firmly fixed in a stable state.

Further, in the above embodiment, the rear fender 6 is attached to the vehicle body by inserting the forked locking piece 32a of the bottom wall 32 of the seat or rear box with the front end engaging portion 6a of the rear fender 6 in contact with the cross member 2. can be fixed to.

In the embodiment described above, the rear fender 6 is pivotally supported via the sleeve bolt 14 and the pivot shaft 19, but by moving the sheet-like bottom wall 32 forward, the forked locking piece 32a After the rear fender front end engaging portion 6a and the cross member 2 are connected, the structure may be formed such that the rear fender 6 is integrally connected to the vehicle body at the rear of the center portion of the rear fender 6. It can have the same effect as.

[Brief explanation of the drawing]

Fig. 1 is a partially vertical side view showing an embodiment of the rear fender for a motorcycle according to the present invention, Fig. 2 is a horizontal longitudinal sectional view thereof, and Fig. 3 is a cross-sectional view cut along the - line in Fig. 1. Figure 4 is a side view showing the state in which the key comp is unlocked and the operation lever is swung upwards, Figure 5 is a side view with the seat lock lever removed from the hook, and Figure 6 is the rear view. FIG. 7 is a side view with the fender tilted, and a vertical sectional view showing the connection relationship between the tail light bracket, the rear fender, and the tail light. 1...Side pipe, 2...Cross member,
3...Cross member, 4...Frame stay,
5... Stay reinforcement material, 6... Rear fender, 6a
... Rear fender front end engagement part, 7 ... Seat cowl, 7a ... Hole, 8 ... Tail light mounting wall, 9
...Tail light bracket, 9a...Tail light bracket rear part, 9b...Tail light bracket sleeve part, 10...Mount rubber, 1
1... tail light, 12... bolt, 13...
Washer, 14... Sleeve bolt, 15... Side bumper, 16... Washer, 17... Nut, 18... Operating lever, 18a... Engaging piece, 1
8b... hole, 18c... notch, 19... pivot,
20... Seat lock lever, 20a... Sleeve portion, 21... Seat lock plate, 21a...
... Sleeve part, 22 ... Nut, 23 ... Coil spring, 24 ... Coil spring, 25 ...
...Steer bracket, 26...Bracket fitting, 27...
... Butterfly bolt, 28 ... Key comp, 29 ... Lock pin, 30 ... Locking coil spring, 31
...Hernatholter, 32...Bottom wall, 33...
...Latching piece, 33...Hook.

Claims (1)

[Scope of utility model registration request] In a rear fender for a motorcycle in which the front and rear center portions of the rear fender are supported on the vehicle body frame side, at the upper front end of the rear fender, there is a rear fender that abuts the lower surface of a cross member provided on the vehicle body frame side and is located behind this. An engaging part is formed that protrudes upward with a gap on the upper surface of the rear part, and with the engaging part in contact with the cross member, it is directed forward to the bottom plate of a removable seat or rear box. 1. A rear fender fixing device for a motorcycle, characterized in that the engaging portion and the cross member are sandwiched by a forked locking piece that is opened.