JP3556745B2 - Motorcycle stand lock device - Google Patents

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a stand lock device used for parking a motorcycle, and more particularly, to a stand that is fixed to a lower part of a motorcycle body and that rotates between a standing position and a storage position at a standing position. The present invention also relates to a stand lock device for restricting rotation to a storage position.
[0002]
[Prior art]
A stand lock device used in a conventional motorcycle will be described with reference to FIG. FIG. 5 shows a case where the stand is standing but in an unlocked state.
[0003]
The stand lock device 100 is rotatably supported between a stand bracket 110 fixed to a vehicle body frame and a vertical support portion of the stand bracket 110, and has a slit 130 formed in a vertical plane (the state of FIG. 5). A stand 140 having a substantially U-shape in plan view and a locking position rotatably supported by a horizontal portion of the stand bracket 110, and an engaging portion 125 of the engaging portion 125 is fitted into the slit 130 of the stand 140 to lock the stand 140 in an upright position. And a cam plate 120 that rotates between an unlock position that does not engage with the slit 130 of the stand 140 and allows the stand to rotate, one end of the cam plate 120 being hooked to the stand bracket 110 side, and the other end 5 urges the cam plate 120 in the clockwise direction in FIG. 5 to hold the cam plate 120 at the unlock position. 0 and, transmitting the operating force from the operation lever, not shown, and is configured from an operating force transmitting member 170 and which can be rotated cam plate 120 (the inner cable 180, outer casing 190).
[0004]
In the above configuration, the cam plate 120 is urged by the spring 160 to the unlock position. In this state, the stand 140 in the standing position can be easily moved to the storage position. To rotate the cam plate 120 to the locked position in order to lock the stand 140 in the retracted position, an operation lever (not shown) is operated in the upright position of the stand 140 to operate against the urging force of the spring 160. What is necessary is just to pull the inner cable 180 of the force transmission member 170 in the arrow B direction of FIG. As a result, the engaging portion 125 of the cam plate 120 is engaged with the slit 130 of the stand 140, and the stand 140 is locked at the upright position.
[0005]
[Problems to be solved by the invention]
When the inner cable 180 of the operating force transmitting member 170 is cut or the outer casing 190 is broken in the motorcycle in which the stand 140 is locked in the upright position by the above configuration, the cam plate 120 is automatically turned on by the biasing force of the spring 160. It turns to the unlock position. Therefore, the stand 140 can be turned from the upright position to the storage position, which may cause theft due to unauthorized release of the lock.
[0006]
Further, in the above configuration, since the lock is released by the urging force of the spring 160, if the rotation of the cam plate 120 cannot be performed smoothly due to the intrusion of a foreign object into the device or the deformation of the stand bracket 110, the cam plate 120 may be disengaged. A situation may occur in which the lock cannot be released without turning, and the motorcycle may not be able to move by itself.
[0007]
The present invention has been made in view of the above problems, and an object of the present invention is to realize a stand lock device that can prevent unauthorized release of a stand lock and can surely release the lock.
[0008]
[Means for Solving the Problems]
An object of the present invention is to provide a motorcycle stand lock device that is fixed to a lower part of a vehicle body, holds a stand that rotates between a standing position and a storage position at a standing position, and regulates rotation to the storage position. Between a locked position that abuts the stand and restricts rotation from its upright position to the storage position, and an unlocked position that does not abut the stand and allows rotation from its upright position to the storage position. A stopper member slidably provided, an urging means for applying an urging force to the stopper member to hold the stopper member at a lock position, and the stopper member in a state where the stopper member is held at the lock position When it is pushed from the outside to the unlock position side, it has an engagement projection that comes into contact with the stopper member to prevent its movement, and when it receives an operation force from the operation means side, Kigakarigo projections retracted, in which the arm portion and having a rotating member for sliding the stopper member to the unlocked position against the biasing force of the biasing means.
[0009]
According to the present invention, when no operating force is applied, the stopper member is held at the lock position by the urging force of the urging means. Therefore, if the operating force transmitting member is cut or broken when the stand is in the locked state in the upright position, the stopper member does not move, the stand is kept in the locked state, and the stand is moved to the retracted position. It cannot rotate, preventing theft.
[0010]
The lock is released by applying an operation force to the stopper member in the direction of the unlock position. For this reason, even if the movement of the stopper member is not smooth, the lock can be always released by applying a large operating force to the stopper member, and the situation where the motorcycle cannot move by itself does not occur.
[0012]
Further , the stopper member can be reliably held at the locked position by the function of the engagement projection provided on the rotating member. Specifically, even if the stopper member engaged with the stand is pushed in from the outside and slid to the unlock position, the stopper member is kept in the locked position by contacting the engagement protrusion, and the movement is Because it is prohibited, theft can be further prevented.
[0013]
BEST MODE FOR CARRYING OUT THE INVENTION
Next, an embodiment of the present invention will be described with reference to the drawings. 1 is a perspective view showing an embodiment of the present invention, FIG. 2 is a plan view of a stand lock device in which a stand is locked, FIG. 3 is a plan view of a stand lock device in which a stand is unlocked, and FIG. 1 is an overall view of a motorcycle.
[0014]
A stand lock device 12 having a lock mechanism 10 and a stand mechanism 11 is fixed to the vehicle body frame 3 below the seat 2 of the motorcycle 1 shown in FIG. The lock mechanism 10 of the stand lock device 12 will be described with reference to FIGS. The stand bracket 14 includes a base 15 and a lid 16 and is fixed to the vehicle body frame 3 with the base 15 and the lid 16 fitted. The slide stopper 17 as a stopper member has a substantially elongated shape, and has an intermediate portion 18 provided with long holes 19 and 20, an engaging portion 23 for holding a stand mechanism 11 described below in a locked state, and a rotation. A locking position (see FIG. 3) is provided by pins 21 and 22 having an engagement projection 27 of a lever 25 and an edge portion 13 that can be brought into contact with the base portion 15 of the stand bracket 14 through the elongated holes 19 and 20. It is slidably supported between 2) and the unlock position (FIG. 3).
[0015]
The locked position is a position where the engaging portion 23 of the slide stopper 17 projects from the stand bracket 14 and can be engaged with the stand 40 at the upright position. The unlocked position is a position where the engaging portion 23 of the slide stopper 17 is engaged. Is a position that does not engage with the stand 40. The spring 24 as the urging means has one end locked to the base portion 15 of the stand bracket 14 and the other end locked to the slide stopper 17, and the engaging portion 23 of the slide stopper 17 protrudes from the stand bracket 14. Has a biasing force.
[0016]
The rotation lever 25 as rotation means rotatably supported by the pin 21 has a substantially L-shape, and includes a first arm portion 26 locked by the slide stopper 17 and an edge portion of the slide stopper 17. A second arm portion 30 having an engagement protrusion 27 that can abut on the second member 23 and locking an operation force transmission member 28 (inner cable 29). The operating force transmitting member 28 includes a cylindrical outer casing 31 and an inner cable 29 that is slidably inserted in the outer casing 31, and one end of the operating force transmitting member 28 is operated as operating means provided at a predetermined position of the vehicle body. The other end of the outer casing 31 is locked by the locking piece 32 of the stand bracket 14, and the other end of the inner cable 29 is locked by the second arm 30 of the rotating lever 25. Is done. The rotation shaft 33 is rotatably supported by the holes 34 and 35 of the lid 16 of the stand bracket 14.
[0017]
The stand mechanism 11 of the stand lock device 12 will be described with reference to FIGS. The stand 40 is fixed to a pair of left and right substantially L-shaped portions 41 and 42 with respect to the motorcycle, a connecting portion 43 connecting the upper ends thereof, and upper sides of each of the substantially L-shaped portions 41 and 42. The two ends of a rotating shaft 33 rotatably supported by the lid portion 16 (holes 34, 35) of the stand lock device 13 are fitted to the plates 44, 45. When the motorcycle is parked, the motorcycle is rotatably supported between a standing position for holding the motorcycle in an upright state and a storage position for allowing the motorcycle to run.
[0018]
The one plate 45 fixed to the stand 40 has a cutout portion 46 that engages with the engaging portion 23 of the slide stopper 17 when the slide stopper 17 of the stand lock device 13 is at the lock position (FIG. 2). Is provided.
[0019]
Next, the operation of the stand lock device 12 having the above configuration will be described with reference to FIGS. In FIG. 2 showing the stand lock device in which the stand 40 is in the locked state when the stand 40 is in the upright position, an operation lever (not shown) is operated, and the other end is locked to the second arm 30 of the rotating lever 25. Is pulled in the direction of arrow A, the rotation lever 25 rotates around the pin 21 in the counterclockwise direction in the figure. Accordingly, the first arm portion 26 of the rotating lever 25 slides the slide stopper 17 to the unlock position (FIG. 3) against the urging force of the spring 24. Thereby, as shown in FIG. 3, the stand 40 is unlocked and can be turned from the standing position to the storage position.
[0020]
In this configuration, since the unlocking is performed by applying an operating force, even if a foreign object enters the apparatus or the stand bracket 14 is deformed, the slide stopper 17 is securely provided by applying a large operating force. Can be moved. For this reason, the situation where the motorcycle cannot be unlocked and cannot be moved by itself does not occur.
[0021]
When the stand 40 is turned from the upright (retracted) position to the retracted (upright) position by a spring (not shown) one end of which is fixed to the vehicle body and the other end of which is locked to the stand. When the position exceeds a substantially intermediate position, the storage (standing) position is stably held.
[0022]
To park the motorcycle and lock the stand 40 in the upright position, the operation lever (not shown) releases the pulling force on the inner cable in the direction of arrow A (FIG. 2). That is, by setting the operation force from the operation lever and the operation force transmission member 28 (the inner cable 29) (not shown) to a no-load state, as shown in FIG. It is held at the lock position by the urging force of 24. Therefore, even when the stand 40 in the upright position is to be rotated to the storage position, the stand 40 (the cutout 46 of the plate 45) is engaged with the engaging portion 23 of the slide stopper 17 so that the rotation is restricted and the lock is locked. Held in state.
[0023]
In this locked state, the slide stopper 17 (locking portion 23) at the locked position is pushed in against the urging force of the spring 24, and even if the lock state is illegally released, as shown in FIG. Edge 13 abuts on an engagement projection 27 erected on the second arm 30 of the rotating lever 25, and the sliding of the slide stopper 17 to the unlocked position is regulated and held at the locked position.
[0024]
【The invention's effect】
According to the present invention, when there is no operation force, the stopper member is held at the lock position by the urging force. Therefore, even if the operating force transmitting member is cut or broken when the stand is in the locked state in the upright position, the stopper member does not move and the stand is kept in the locked state. For this reason, the stand cannot be rotated to the storage position and theft can be prevented. Further, since the lock is released by applying an operation force to the stopper member, the lock can be always released by applying a large operation force, and a situation in which the motorcycle cannot move by itself does not occur.
[0025]
Furthermore , since the engaging projection is provided on the rotating member, in addition to the effect of the first invention, even if the stopper member engaged with the stand is pushed from the outside and slid to the unlock position, the stopper member is not moved. Since the stopper member is still kept at the lock position without being pushed in because it comes into contact with the engagement projection of the rotating member, there is an effect that theft can be further prevented.
[Brief description of the drawings]
FIG. 1 is a perspective view showing an embodiment of the present invention.
FIG. 2 is a plan view of the stand lock device in a state where the stand is locked.
FIG. 3 is a plan view of the stand lock device when the stand is unlocked.
FIG. 4 is an overall view of a motorcycle.
FIG. 5 is a plan view of a conventional stand lock device.
[Explanation of symbols]
Reference Signs List 10 lock mechanism 11 stand mechanism 12 stand lock device 14 stand bracket 17 slide stopper 19, 20 elongated hole 21, 22 pin 23 engaging portion 24 spring (biasing means)
25 Rotating lever (rotating member)
26 First arm 27 Engagement projection 28 Operating force transmitting member 29 Inner cable 30 Second arm 31 Outer casing 33 Rotating shaft 40 Stands 44, 45 Plate 46 Notch

Claims (1)

A stand lock device for a motorcycle, which is fixed to a lower part of a vehicle body and rotates between a standing position and a storage position and holds the stand in a standing position, and restricts rotation to the storage position. A lock position that abuts on the stand (40) and restricts rotation from the standing position to the storage position; and an unlock position that allows rotation from the standing position to the storage position without contacting the stand (40). A stopper member (17) slidably provided therebetween, an urging means (24) for applying an urging force to the stopper member (17) to hold the stopper member (17) at a lock position, When the stopper member (17) is pushed from the outside to the unlock position while the stopper member (17) is held at the lock position, the stopper member (17) comes into contact with the stopper member (17) to prevent its movement. And has a fitting protrusions (27) receives the operating force from the operating means side, the engaging projection (27) is retracted, the arm portion (26) of said biasing means the stopper member (17) (24 A stand lock device for a motorcycle, comprising: a rotating member (25) that slides to an unlock position against the biasing force of (2).

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