JP3245191B2 - Motorcycle main stand lock device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a main stand lock device for a motorcycle, which can prevent theft by making the main stand lockable.

[0002]

2. Description of the Related Art Conventionally, as a measure for preventing theft of a motorcycle, a method of operating a main switch to lock a steering wheel in an oblique state or a method of providing a key device directly on a main stand and locking the same are known. ing.

[0003]

However, a method of operating the main switch to lock the steering wheel in an oblique state is particularly difficult for a vehicle having a light front such as a scooter type by lifting the front of the vehicle. There is a problem that the handle may be easily moved and the handle may be damaged by forcibly releasing the lock of the handle. In addition, the method to lock provided directly key device in the main stand, not have a problem that the key operation is troublesome for the main stand is close to the ground
You .

An object of the present invention is to solve the above-mentioned problem, and an object of the present invention is to provide a motorcycle main stand lock device which can be easily locked and can effectively prevent theft.

[0005]

For this purpose, a motorcycle main stand lock device according to the present invention comprises a rotatable seat 1 which is locked by a key, a lock position provided below the seat, and a lock release position. And a main stand 7 attached to the lower part of the vehicle body.
And a wire cable 10 connecting the lock drive mechanism and the lock lever, and the lock drive mechanism 8 is normally provided.
Having a lock pin 18 pressed by a time spring,
The main stand 7 is raised when the lock lever 9 is locked.
When standing, lock pin 18 is
The lock is performed by fitting into the engagement hole 7a of the stand.
When the clever is unlocked, the lock pin
Release from the engagement hole against the pressing force to release the lock.
At the lock release position of the lock lever .
A lock force is generated by generating frictional force against the pulling force.
Characterized in that a locking prohibition setting mechanism for temporarily locking in this position the lock lever side.

The numbers added to the above configuration are compared with the drawings in order to facilitate understanding of the present invention, and the present invention is not limited thereto.

In the present invention, for example, as shown in FIG. 1, when the seat 1 is rotated and the lock lever 9 provided on the storage box 2 is operated, the lock drive mechanism 8 becomes operable, and the main stand 7 Lock is possible,
Further, the lock can be released by operating the lock lever 9 and the operation of the lock drive mechanism 8 can be prohibited.

[0008]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a conceptual view showing an embodiment of a motorcycle main stand lock device according to the present invention. In the figure, reference numeral 1 denotes a seat, 2 denotes a storage box, 3 denotes a fuel tank, 4 denotes a unit swing engine, 5 denotes a rear wheel, and the seat 1 is operated by inserting a key into a key hole 6 and shown by a dashed line. And the helmet and the like are stored in the storage box 2. Below the unit swing engine 4, a main stand 7 is rotatably mounted, and a lock drive mechanism 8 for locking the main stand 7 is mounted.
A lock lever 9 is mounted inside the lock drive mechanism 8.
The lock lever 9 is connected to the lock lever 9 by a wire cable 10. In the present invention, when the seat 1 is rotated and the lock lever 9 provided on the storage box 2 is operated, the lock drive mechanism 8 can be operated, the main stand 7 can be locked, and the operation of the lock lever 9 can be performed. Thus, the lock can be released and the operation of the lock drive mechanism 8 can be prohibited.

The lock drive mechanism 8 includes a rotating mechanism 8a and a lock mechanism.
And a lock mechanism 8b. 2 and 3 show a lock drive mechanism 8 for locking the main stand 7, FIG. 2 is a side view, FIG. 3 (A) is an internal structure diagram of a rotation mechanism, and FIG. 3 (B) is a lock. It is a partial sectional view of a mechanism part .

The main stand 7 is rotatably mounted on a bracket 11 provided integrally with the unit swing engine 4 of FIG. Lock drive machine
The structure 8 includes a rotation mechanism 8a and a lock mechanism 8b,
As shown in FIG. 3A, the rotation mechanism 8a
3 and a rotating plate 14
And a wire cable 10 covering the wire 10a.
Further, as shown in FIG. 3B, the lock mechanism 8b
An insertion groove 16 for inserting the main stand 7, an operating pin 17 slidably disposed in the insertion groove 16, and an engagement hole 7 a of the main stand 7 movably disposed in the insertion groove 16. And a lock pin 18 that can be locked.

FIG. 4 shows the main stand 7 and the rotating shaft 1.
FIG. 3 is a view for explaining a lock drive mechanism 8 including an operation pin 17 and a lock pin 18. An eccentric cam 17a is fixed to one end of the operating pin 17, and the main stand 7
When the operating pin 17 is pressed by moving to the left in the figure, the eccentric cam 17a rotates against the spring 17b to release the pressing of the lock pin 18, so that the lock pin 18 is always
Insertion groove 1 is formed by spring 18a pressing pin
It moves in six directions, and the lock pin 18 is fitted into the engagement hole 7a of the main stand 7 and locked. In addition, the rotating shaft 13
The eccentric cam 13a is fixed to the end of the main stand 7. When the wire 10a is pulled and the eccentric cam 13a is rotated to push up the lock pin 18, the lock of the main stand 7 is released.

FIG. 5 shows another embodiment of the lock drive mechanism 8 , in which a cam surface 18b is formed at the tip of a lock pin 18,
When the main stand 7 is moved to the left in the figure and the cam surface 18b is pressed, the lock pin 18 is pushed up, and when the main stand 7 passes the tip of the cam surface 18b, the lock pin 1
8 is fitted into the engagement hole 7a of the main stand 7 and locked. The release of the lock pin 18 is the same as in the above embodiment.

FIG. 6 shows the mounting structure of the lock lever 9 described in FIG. At the upper part of the storage box 2, a mounting part 20 is provided.
And the shaft 21 are attached. A lock lever 9 is provided on the shaft 21 so as to be rotatable.
0a is fixed by the locking pin 22. As shown in FIG. 7A, a concave groove 23 is formed on the side surface of the lock lever 9, and a ball 25 urged by a spring 24 is provided on the mounting portion 20 side. 23. The solid line position of the lock lever 9 in the figure indicates the lock position, and from this state the lock lever 9
Is rotated to the position shown by the two-dot chain line, the lock of the main stand 7 is released and the ball 25 is
Generates a frictional force due to being fitted inside the spring 18a.
The pressing force acts on the cam 13a to reverse it, and
Holds bar 9 from returning to the locked position
So that it will not be locked even if the main stand 7 stands up.
, Which is convenient when the main stand 7 is not desired to be locked. FIG. 7 (B)
9 shows another embodiment of the lock prohibition setting mechanism, and shows a mounting portion 2;
The ball 25 is used by forming a convex portion 26 on the 0 side and decentering the position of the lock lever 9.
Similarly to the above , a configuration is employed in which the lock lever 9 is difficult to move at the release position.

[0014]

As described above, according to the present invention, since the main stand provided near the center of gravity of the vehicle is locked in the upright state, it is difficult to lift and move the front part of the vehicle. In addition, since a lock lever is provided below the seat, the key lock is released and the seat is
The lock lever cannot be operated unless the
It is possible to prevent theft effectively. When the main lever is in the locked position of the lock lever,
The lock pin is pressed by the spring pressing force when the
As it locks by fitting into the engagement hole of the main stand,
As long as the lock lever is in the locked position, the main stand
The lock is automatically locked when the stand is up, so it takes time
No. However, when driving and parking are repeated in a short time,
When the main stand is locked up
It may be inconvenient. In the present invention, the lock
Resists spring pressing force at lever unlock position
Generates frictional force and temporarily locks lock lever in this position
Lock prohibition setting mechanism, so the lock lever
Can be held in the unlocked position.
The pole because class main stand is not locked even when standing
It becomes convenient. Also, move the lock lever to the unlock position.
When moving from to the locked position, apply a force that opposes the frictional force.
Must be added to the lever, but the lock prohibition setting mechanism
On the lock lever side and on the lock drive mechanism side.
Useless force on the wires of the wire cable.
If not used, the wire will not bend and operation will not deteriorate.
No.

[Brief description of the drawings]

FIG. 1 is a conceptual view showing an embodiment of a main stand lock device for a motorcycle according to the present invention.

FIG. 2 is a lock drive for locking a main stand.
It is a side view which shows a mechanism .

FIG. 3A is an internal structural view of a rotation mechanism, and FIG.
(B) is a partial cross-sectional view of the lock mechanism .

FIG. 4 is a view for explaining one embodiment of a lock driving mechanism.

FIG. 5 is a view for explaining another embodiment of the lock drive mechanism.

FIG. 6 is a side view showing a mounting structure of the lock lever of FIG. 1;

FIG. 7 is a diagram showing a lock prohibition setting mechanism.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Seat 7 ... Main stand 7a ... Engagement hole 8 ... Lock drive mechanism 9 ... Lock lever 10 ... Wire cable 18 ... Lock pin

Claims (1)

(57) [Claims] A rotatable seat locked by a key;
A lock lever provided below the seat and rotating between a lock position and an unlock position, a lock drive mechanism for locking a main stand attached to a lower part of the vehicle body in an upright state, the lock drive mechanism and the lock A wire cable for connecting the lever, wherein the lock drive mechanism is constantly pressed by a spring.
Has a lock pin, and locks the lock lever
When the stand stands up, press the lock pin
Locks by fitting into the main stand engagement hole with pressure.
When the lock lever is in the unlock position,
The lock escapes from the engagement hole against the spring pressing force and is released.
A structure in which removal at the unlocked position of the locking lever, the spring push
Motorcycle main stand locking apparatus, characterized in that a locking prohibition setting mechanism for <br/> temporarily locked in this position the lock lever frictionally force against the pressure in the lock lever side.