JPH06247358A - Vehicle steering wheel locking mechanism - Google Patents

Abstract

PURPOSE:To easily and quickly drive a vehicle steering wheel locking mechanism to lock and unlock a steering wheel without depending on key operations and to easily compact the mechanism. CONSTITUTION:A vehicle steering wheel locking mechanism is provided with a casing 30 in which a locking member 32 which is freely disposed in an ON position, an OFF position and a locking position, a rotating member 34 for moving the locking member 32 from a unlocking position to the locking position by rotating in the direction of the arrow A, a spring member 35 for imparting a rotating force to the rotating member 34 in the direction of the arrow B, a locking member 36 for locking the rotating member 34 in a predetermined angle position, and a solenoid 38 for releasing the locking member 36 from the rotating member 34 are enclosed.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a handle lock mechanism for fixing and releasing a vehicle handle.

[0002]

2. Description of the Related Art For vehicles such as motorcycles and motorcycles,
Some include a handle lock mechanism for fixing the handle so that it cannot be rotated when the engine is stopped. For example, as disclosed in Japanese Utility Model Laid-Open No. 62-33976, a main switch and a handle lock mechanism are connected by a cable, and the handle lock is operated by operating a key inserted in the main switch. It is known that the mechanism is configured to be driven directly.

[0003]

However, in the above-mentioned prior art, when the handle is locked and unlocked by the handle lock mechanism, the key must always be manually rotated. Therefore, the rotation operation of the key becomes complicated, and the rotation operation of the key takes time.

The present invention is intended to solve this type of problem, and the handle can be fixed and unfixed easily and quickly without any key operation, and can be easily made compact. It is an object of the present invention to provide a possible vehicle handle lock mechanism.

[0005]

In order to achieve the above-mentioned object, the present invention provides a handlebar lock mechanism for fixing and releasing the fixing of a vehicle handlebar by engaging with a shaft portion of the handlebar. A lock member that is movable between a fixed position that makes the handle non-rotatable and a lock release position that makes the handle rotatable, and the lock member that is rotated in one direction to move the lock member from the fixed release position to the fixed position. A rotating member for moving the rotating member, an elastic member for applying a rotating force to the rotating member in the other direction opposite to the one direction, and the rotating member engaged with the rotating member to set the rotating member at a predetermined angular position. A locking member that holds the locking member, an electric actuator that separates the locking member from the rotating member, a unit that houses the lock member, the rotating member, the elastic member, the locking member, and the electric actuator. One Characterized in that it comprises a pacing and.

Further, it is preferable that a swingable locking member that engages with the rotating member and holds the rotating member at a predetermined angular position is connected to the electric actuator.

Further, the lock member is fixed to a support body urged in a direction away from the fixed position via an elastic body, and the rotating member is engaged with the support body. It is preferable that an eccentric pin that presses the support body toward the shaft portion of the handle is provided.

[0008]

In the vehicle handle lock mechanism according to the present invention,
When the locking member is disengaged from the rotating member under the action of the electric actuator, the rotating member rotates in the other direction via the elastic member, the lock member moves from the fixed position to the fixed release position, and the handle moves. It becomes rotatable. When the rotating member is rotated in one direction, the lock member moves to the fixed position and the handle is fixed so as not to rotate.

Further, since the lock member, the rotating member, the elastic member, the locking member and the electric actuator are housed in a single casing, the entire handle lock mechanism is constructed compactly, and the handle lock with respect to the vehicle body frame is formed. The work of attaching the mechanism is easily performed.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT A vehicle handle lock mechanism according to the present invention will be described in detail below with reference to the accompanying drawings.

In FIG. 2, reference numeral 10 indicates a handlebar lock mechanism according to this embodiment, and the handlebar lock mechanism 10 is attached to a head pipe portion 14 which constitutes a vehicle body frame 12 of a motorcycle. Head pipe part 14
Extends toward both sides toward the rear, and the chamber 16 formed in the head pipe portion 14 is opened only behind the head pipe portion 14. Head pipe part 14
Has a hole portion 18 which communicates with the front end side of the chamber 16, and is located at the rear end side of the chamber 16 and has mounting portions 20a, 20
b, and the mounting portions 20a, 20b are provided with screw holes 22a,
22b is formed. From both sides of the rear end of the head pipe portion 14 toward the rear, the main frame 24
a and 24b extend.

The handle lock mechanism 10 according to this embodiment is mounted in the chamber 16 of the head pipe portion 14. The handle lock mechanism 10 is configured such that a stem pipe 28 connected to a handle (not shown) is inserted and the head pipe portion 14 is inserted.
A single casing 30 supported in the chamber 16 of the.
As shown in FIG. 1, in this casing 30, an ON position (fixing release position, see FIG. 4A) that enables the operation of the engine and an OFF position (fixing release position, the illustration of FIG. 4A) that disables the operation of the engine are shown. 4B) and a lock member 32 that is freely positionable at a lock position (fixed position, see FIG. 4C) that is inserted into the engagement hole portion 28a of the stem pipe 28 to prevent rotation of the handle, and arrow A in the figure. A rotation member 34 that moves the lock member 32 from the fixed release position to the fixed position side by being rotated in one direction (one direction), and the rotation member 34 has an arrow B opposite to the arrow A direction. A spring member (elastic member) 35 that applies a rotational force in one direction (the other direction),
A locking member 36 that holds the rotating member 34 at a predetermined angular position and a solenoid (electric actuator) 38 that separates the locking member 36 from the rotating member 34 are housed.

As shown in FIGS. 1 and 3, the casing 30 includes a case member 40, an inner lid 42, and a cover member 44, and the stem pipe 2 penetrates through the casing 30.
A through hole 46 for inserting 8 is formed. A pin portion 48 to be fitted into the hole portion 18 of the head pipe portion 14 is provided at the tip end portion of the case member 40, and the head pipe portion 14 is attached to the rear end portion side of the case member 40, respectively. Projections 50a, 5 corresponding to the parts 20a, 20b
0b are provided, and the screw holes 22 are provided in the protrusions 50a and 50b.
Holes 52a and 52b are formed corresponding to a and 22b (see FIG. 2). With the pin portion 48 fitted in the hole portion 18, the set screws 53a and 53b are inserted into the hole portions 52a and 52b.
Are inserted and the tips of each are screw holes 22a, 22b.
The casing 30 is attached to the head pipe portion 14 by being screwed into.

As shown in FIG. 1, the lock member 32 has a cylindrical shape and is fixed to the inside of the case member 40 at one end side of a support body 54 which is movable back and forth in the direction of arrow C. An opening portion 56 is formed on the other end side of the support body 54, and a fixing plate 58 provided in the casing 30 is inserted into the opening portion 56 to form the fixing plate 58 and the inner wall surface of the opening portion 56. Both ends of the spring member (elastic body) 60 are elastically engaged with each other. A rectangular guide groove 62 is provided at a substantially central portion of the support 54.
Is provided.

The rotating member 34 is rotatably disposed in the casing 30 via a fulcrum pin 64, and an eccentric pin 66 inserted into the guide groove 62 of the support 54 is provided on the outer peripheral edge of the rotating member 34. The guide groove 62 is provided so as to project. A first locking step 68 for engaging the locking member 36 to hold the rotating member 34 in the lock position is engaged with the outer peripheral portion of the rotating member 34. The rotating member 34
Is provided with a second locking step 70 and a cam 72 that is separated from the first locking step 68 by a predetermined angle in the direction of arrow B.

On the outer peripheral portion of the rotating member 34, a first arcuate surface 74 is further provided on the side opposite to the cam portion 72, and the diameter is continuously increased on the first arcuate surface 74 via an inclined surface 76. Second
An arcuate surface 78 is provided. In the casing 30,
The ON position detection switch 80 is fixed, and the detection switch 80 is driven when engaging with the second arcuate surface 78 of the rotating member 34 while engaging with the first arcuate surface 74. At that time, it is turned off.

The outer peripheral edge of the rotating member 34 is engaged with the end of the spring member 35 on the side opposite to the eccentric pin 66, and the cable 82 having one end fixed to the rotating member 34.
Extends to the outside of the casing 30 and is connected to an operating portion (not shown).

The locking member 36 is rotatably mounted on a fulcrum pin 84 fixed in the casing 30, and in the direction of arrow D in FIG. 1 via a spring 86 wound around the fulcrum pin 84. Being energized. A locking projection piece 88 and a projection 90 are provided from the locking member 36 toward the rotating member 34, and the locking projection piece 88 includes the first and second locking step portions 68,
The protrusion 90 is engageable with the cam portion 72 while being engaged with 70. The slit groove 9 is formed at the end of the locking member 36.
1 is formed, and the solenoid 38 is provided in the slit groove portion 91.
The locking large-diameter portion 93 protruding from is engaged.

Next, the operation of the handle lock mechanism 10 thus constructed will be described.

First, when the motorcycle is in a stopped state,
As shown in FIG. 4C, the first locking step portion 68 of the rotating member 34.
The locking projection 88 of the locking member 36 is engaged with the eccentric pin 66, and the eccentric pin 66 presses the support body 54 toward the stem pipe 28 side against the elastic force of the spring member 60. The fixed lock member 32 is inserted into the engagement hole portion 28a of the stem pipe 28. Therefore, the handle is held so as not to rotate.

Next, when the solenoid 38 is driven for a predetermined time, the locking large-diameter portion 93 moves inward (arrow E in FIG. 1).
Direction). For this reason, the locking member 36 is
6 swings in the direction opposite to the arrow D direction against 6, and the locking projection 88 separates from the first locking step 68 of the rotating member 34, whereby the rotating member 34 is rotated. It rotates in the direction of arrow B under the pulling action of.

When the rotating member 34 rotates in the direction of the arrow B by a predetermined angle, the cam portion 72 provided on the rotating member 34 engages with the projection 90 of the engaging member 36, and the engaging member 36. 36 swings in the direction of arrow D. Therefore, the locking projection 88 of the locking member 36 engages with the second locking step 70 of the rotating member 34 to hold the rotating member 34. Thus, when the rotating member 34 rotates from the lock position to the OFF position,
The support 54 and the lock member 32 move integrally in the direction away from the stem pipe 28 under the guiding action of the eccentric pin 66 of the rotating member 34 and the guide groove 62 of the support 54, and the lock is performed. The stem pipe 28 by the member 32
Is released (see FIGS. 1 and 4B), and the handle is rotatable.

Further, when the solenoid 38 is driven for a predetermined time, the locking member 36 swings in the direction opposite to the arrow D direction, and the locking projection 88 causes the second locking step of the rotating member 34. Separated from the portion 70. As a result, the rotating member 34 is further rotated in the direction of the arrow B, and the detection switch 80 is rotated by the rotating member 3.
4 is engaged with the second arcuate surface 78 and driven (see FIG. 4A). At that time, the ignition circuit is turned on, the starter is started and the engine is started, and the state where the vehicle can run is obtained.

When a desired point is reached and the engine is deenergized, the operating portion is manually swung,
The rotating member 34 is pulled, the rotating member 34 rotates in the direction of arrow A against the spring member 35, and the second locking step 70
The locking projection 88 is engaged with the to reach the OFF position. here,
The detection switch 80 is engaged with the first arcuate surface 74 from the inclined surface 76 to be turned off, and the ignition circuit is turned off.
The engine becomes F and the engine stops.

At the OFF position, the fixation of the stem pipe 28 is released. Therefore, when fixing the handle, the operating portion is further swung while the handle is rotated in one direction. Therefore, the rotating member 34 rotates in the direction of arrow A in FIG. 1 via the cable 82, and the locking protrusion 88 engages with the first locking step 68 to lock the locking member 3.
The stem pipe 28 is non-rotatably fixed by 2.

As described above, in this embodiment, the solenoid 3
When the steering wheel 8 is driven, unlocking of the handle is automatically performed. Therefore, as compared with the conventional handle lock mechanism that is interlocked with the manual key rotation operation, the effect of easily and quickly releasing the handle fixing operation can be obtained. Moreover, when the handle is fixed, it can be performed reliably and easily by manually operating the operating portion.

Further, the lock member 32, the rotating member 34, and the spring member 35, which are components of the handle lock mechanism 10, are provided.
The locking member 36 and the solenoid 38 are housed in a single casing 30. Therefore, the handle lock mechanism 10 as a whole can be made compact, and the handle lock mechanism 10 can be easily attached to the head pipe portion 14.

[0028]

As described above, according to the present invention, when the locking member is separated from the rotating member under the action of the electric actuator, the rotating member rotates in the other direction via the elastic member. The lock member moves from the fixed position to the fixed release position, and the handle becomes rotatable. Therefore, the fixing release work by the lock member is automated, and the fixing release work is simplified and speeded up easily. further,
Since the lock member, the rotating member, the elastic member, the locking member, and the electric actuator are housed in a single casing, the handle lock mechanism as a whole is made compact, and the handle lock mechanism is attached to the vehicle body frame. Is easily accomplished.

[Brief description of drawings]

FIG. 1 is an internal explanatory diagram of a vehicle handle lock mechanism according to the present invention.

FIG. 2 is a partial cross-sectional plan view showing a state in which the handle lock mechanism is attached to a head pipe portion.

FIG. 3 is a vertical sectional view of the handle lock mechanism.

FIG. 4 is an operation explanatory view of the handle lock mechanism,
4A shows an ON position, FIG. 4B shows an OFF position,
FIG. 4C is an explanatory diagram of a state of the lock position.

[Explanation of symbols]

 10 ... Handle lock mechanism 12 ... Body frame 14 ... Head pipe part 16 ... Chamber 28 ... Stem pipe 30 ... Casing 32 ... Lock member 34 ... Rotating member 36 ... Engaging member 38 ... Solenoid 54 ... Support 60 ... Spring member 68 , 70 ... Locking step 72 ... Cam 74, 78 ... Arc surface 80 ... Detection switch 82 ... Cable 86 ... Spring 88 ... Locking projection 90 ... Projection

Front page continuation (72) Inventor Kazuhiro Kawashima 1-4-1, Chuo, Wako-shi, Saitama, Ltd. Honda R & D Co., Ltd. Honda Lock Co., Ltd.

Claims (3)

[Claims] 1. A handle lock mechanism for fixing and releasing a fixing of a vehicle handle, wherein a fixed position for engaging the shaft portion of the handle to make the handle non-rotatable and the handle rotatable. A lock member that is movable to a fixed release position, a rotating member that is rotated in one direction to move the lock member from the fixed release position to the fixed position, and the rotating member has one direction. An elastic member that applies a rotational force in the opposite direction, a locking member that engages with the rotating member and holds the rotating member at a predetermined angular position, and the locking member includes the rotating member. An electric actuator that is disengaged from the electric actuator; and a single casing that accommodates the lock member, the rotating member, the elastic member, the locking member, and the electric actuator. Le lock mechanism. 2. The mechanism according to claim 1, wherein the electric actuator is connected with a swingable locking member that engages with the rotating member and holds the rotating member at a predetermined angular position. A vehicle handle lock mechanism characterized by the following. 3. The mechanism according to claim 1, wherein the lock member is fixed to a support body that is biased in a direction away from the fixed position via an elastic body, and the rotating member includes: An eccentric pin that engages with the support and presses the support toward the shaft portion of the handle is provided with a handle lock mechanism for a vehicle.