JP2603366Y2 - Automotive steering 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 steering lock device for an automobile, and more particularly, to a steering lock device for an automobile in which a key operated by an ignition key is connected to an automatic shift device. About.

[0002]

2. Description of the Related Art In an automobile equipped with an automatic transmission, a shift lever is shifted to a "P" position, which is a non-driving position, when parking, and a key rotor is locked to a "Lock" position, which is a locking position by an ignition key. Rotate,
The key is removed from the key rotor so as to be separated from the car, and when starting, the key is inserted into the key rotor with the shift lever at the "P" position.
The key is used to move the key rotor from the "Lock" position to the "ACC" and "ON" positions, which are the operating positions, to "STAR".
The engine is started by rotating the engine to the "T" position, and then the shift lever is shifted to a drive position such as "D" or "R".

[0003] In such a vehicle, when the key is not inserted into the key rotor or when the key is "Loc",
Even in the "k" position, the shift lever can be shifted from the "P" position to another position.
Even when the shift lever is in a position other than "P", the key can be rotated to the "Lock" position and the key can be pulled out, causing a problem in safety.

For this reason, at present, a cam rotated by a key and a lock member moved and displaced by the cam are provided, and when the shift lever is shifted to the "P" position, the shift lever is swung. An automatic shifting device is provided which is in a locked state where operation is impossible to lock, and which is in an unlocked state when the shift lever is shifted to other positions, and an interlocking wire is provided between the locking member and the automatic shifting device. And when the shift lever is at a position other than the "P" position, change the key to "Lo".
When the lock member is turned to the "ck" position, the lock member engages with the cam to prevent the key from turning, and when the shift lever is set to the "P" position, the lock member moves in the direction to release the engagement with the cam. To make the key pivotable, and set the shift lever to "P".
Unless it is in the position, the key cannot be removed.

[0005]

The steering lock device provided in an automobile as described above transmits the locked state and the unlocked state of the automatic shift device to a lock member via an interlocking wire. However, the automatic shift device has a push type in which the interlocking wire is pushed when it is locked and pulls the interlocking wire when it is unlocked. Sometimes pulling the interlocking wire,
There is a pull type which pushes an interlocking wire when it is unlocked. For example, in the case of the push type, an automatic shift device and a lock member can be connected by one interlocking wire. When it is a pull type, it is connected via two interlocking wires and a ring. As described above, the connection method must be changed according to each type, which is very troublesome and complicates the device configuration.

SUMMARY OF THE INVENTION In view of the above circumstances, an object of the present invention is to develop a steering lock device for a vehicle of this type which can easily cope with different types of automatic shift devices with a simple structure.

[0007]

In order to achieve the above-mentioned object, according to the present invention, a key can be inserted and removed at a locked position, and when the key is rotated from the locked position to the operating position by rotating the key. A key rotor that cannot be pulled out and a rotation area of a locking projection provided on a rotating body that rotates integrally with the key rotor advance and retreat according to the shift of the shift lever. And a slider member which is driven by an interlocking wire of an automatic shift device.
Is shifted to the non-drive position, so that the slider member is retracted from the rotation area of the locking projection and operates.
Key from the position to the locked position - B - and allows the rotation of the motor, Schiff
By shifting the Trevor to the drive position,
The slider member advances into the rotation area of the locking projection.
Key from the operating position to the locked position - b - In the steering lock device for <br/> vehicle that prevents the rotation of the motor, stearic
The slider member is mounted on the housing of the glock device.
A storage unit with a retractable interior and a pivot
And one end through the notch hole formed in the storage section
An interlocking lever connected to the slider member is provided.
Pull the interlock wire according to the shift to the drive position.
For automatic shift devices that are driven in tension,
The moving wire is directly connected to the slider member and
Move the idler member back and forth to shift to the non-drive position
An automatic that extrudes and drives the interlocking wire accordingly.
For the shift device, connect the interlocking wire to the interlocking lever.
A steering lock device for an automobile, characterized in that the slider member is connected to the other end to advance and retreat .

[0008]

The function of the steering lock device of this invention is
By shifting the lever to a specific non-drive position
Push the interlocking wire, so-called push type
For the automatic shift device, connect the interlocking wires.
Connect to the other side of the moving lever. This push type
-The tomatic shift device is designed to change the shift lever
When shifting to a position other than the
Since the ear is pulled and driven, the slider member is connected continuously.
The lever is advanced in conjunction with the one-way turning of the moving lever,
The key is prevented from rotating from the operating position to the locking position,
Extraction becomes impossible. Set the shift lever to a specific non-drive position.
When the gear shifts to
By turning the interlocking lever in the other direction, the slider member
When the key retracts from the operating position to the locked position,
It becomes free and the key can be removed. Meanwhile, shift
By shifting the lever to a specific non-drive position
The pull tie that pulls and drives the interlocking wire
For the automatic shift device of the
Is directly connected to the slider member. This pull type
-The tomatic shift device is designed to change the shift lever
When shifting to a position other than the
Slider member advances to push out and drive ear
However, the rotation of the key rotor to the locking position is prevented, and
Shift the shift lever to a specific non-drive position
And the slider part to pull and drive the interlocking wire.
The material retreats, and the rotation of the key rotor is permitted.

[0009]

Next, an embodiment of the present invention will be described with reference to the drawings. FIG. 1 is a sectional view showing a basic configuration example of a steering lock device according to the present invention, and FIG. 2 is a partially cutaway side view of the steering lock device showing a first embodiment of the present invention. In these drawings, reference numeral 50 denotes a housing provided on a steering column (not shown). Reference numeral 51 denotes a key cylinder provided in the housing 50. The key cylinder 51 has a key rotor having a key hole. 52 is provided rotatably.

[0010] The key rotor 52 is locked at a position "Lo".
The key 53 can be inserted and removed from the key hole at the "ck" position, and the inserted key 53 can be moved from the locked position to the operating position "Ac".
c, "ON" and "START" positions,
At this operation position, the key 53 cannot be removed.

At the rear end of the keyer 52, there is provided an interlocking rod 54 which rotates integrally with the keyer 52.
The tip of this interlocking rod 54 is connected to an ignition switch 55. The interlocking rod 54 is integrally formed with a rotating body 56 having an enlarged diameter, and a locking projection 57 is provided around the rotating body 56.

A steering lock cam 58 is provided on the interlocking rod 54, and the cam 58 moves a lock lever (not shown) to engage with the steering shaft to lock the steering.

The cylindrical housing 50 has a support plate 59 as shown in FIG. 2 projecting from a side portion thereof. The support plate 59 has a guide hole 61 and an arc from the surface of the support plate 59. And a holding portion 62 for preventing the backlash from being formed by sandwiching the interlocking lever 60, and a hollow storage portion 63 having a rectangular cross section as shown in FIG.
Are integrally formed.

The storage portion 63 has a housing 50
As shown in FIG. 5, a stepped portion 63a is provided inside the distal end side, and a space portion having a small cross-sectional area is formed on one side. Furthermore, this storage section 6
A cut-out hole 63b is provided in 3 so that the distal end portion of the interlocking lever 60 can protrude in the middle of the longitudinal direction, and the distal end portion can be pivoted.

A slider member 64, which is shown in an enlarged perspective view in FIG. The slider member 64 is driven by the interlocking lever 60 described above, and includes a forward portion 64a that slides in a space having a small cross-sectional area on the distal end side of the storage portion 63;
A rear portion 64b that slides in a space having a large cross-sectional area, and as shown in FIG. 2, when the slider member 64 is retracted, both the forward portion 64a and the rear portion 64b of the slider member 64 are housed. It is located in the part 63. The slider member 64 has a rear portion 64b.
A drive pin 64d is provided on the side of the drive pin.

As shown in FIG. 6, the interlocking lever 60 has a bifurcated engaging portion 60a at the tip, a U-shaped portion 60b at the rear end for connecting the interlocking wire 65, and has a longitudinal shape. A shaft hole 60c is provided substantially at the center of the direction.

The interlocking lever 60 passes through the lower side of the arch-shaped holding portion 62 and protrudes into the storage portion 63 from the cutout hole 63b of the storage portion 63, and the driving pin 6 of the slider member 64 is moved.
The engaging portion 60a is engaged with 4d. Then, the shaft 66 is inserted into the shaft hole 60c, and the shaft 66 is
Through the shaft hole (not shown) formed in the
However, the support plate 5 can be rotated about the shaft 66 as an axis.
The shaft 66 is crimped on the back side of 9.

A pin 67 fixed to one end of the interlocking wire 65 is inserted into the mounting hole 60d of the interlocking lever 60,
An interlocking wire 65 is pivotally attached to the interlocking lever 60. That is, the pin 67 fixed perpendicular to the wire axis of the interlocking wire 65 is inserted into the mounting hole 60d, and the wire is mounted so as to pass through the cutout groove 60e of the U-shaped portion 60b. The interlocking lever 60 attached to the support plate 59 in this manner is rotatable within a range in which the shaft 66 serves as a fulcrum and abuts against the inner surfaces of both ends 62a and 62b of the arch-shaped pressing portion 62.

In the state of FIG. 2 in which the interlocking lever 60 is turned in the direction of arrow B, the interlocking lever 60 is
Further rotation of the interlocking lever 60 is restricted by contacting the inner surface of b, and the slider member 64 pushed by the interlocking lever 60 is kept at the retracted position shown in the drawing.

When the interlocking lever 60 is turned clockwise (the direction opposite to the arrow B) from the state shown in FIG. 2 until the interlocking lever 60 comes into contact with the inner surface of the other end 62a of the holding portion 62. In this state, the slider member 64 is pushed by the interlocking lever 60 as shown in FIG.
Advance into 0. In the state shown in FIG. 4, the step 64 c of the slider member 64 abuts the step 63 a of the storage section 63. In the turning of the interlock lever 60 described above,
The backlash in the axial direction is prevented by the pressing portion 62.

As described above, the rotating body 56 which rotates integrally with the key rotor 52 is provided in the housing 50. When the slider member 64 is advanced as shown in FIG. The forward portion 64a enters the rotation area of the locking projection 57 of the rotating body 56.

This steering lock device is linked to a known automatic shift device. This automatic shift device locks the shift lever so that it cannot swing when the shift lever is shifted to a specific non-drive position, and unlocks the shift lever when it is shifted to any other position. State.

The automatic shift device is connected to the automatic shift device by a link wire 65. When the automatic shift device is locked, the automatic shift device disconnects the link wire 65. When it is driven to move in the direction
In the other direction.

In this embodiment, when the automatic shift device is shifted to the non-drive position and locked, the interlocking wire 65 is driven (pushed out) in the direction of arrow C as shown in FIG. When the automatic shifting device is shifted to the driving position to be unlocked, the interlocking wire 65 is driven ( pulled) in the direction opposite to the arrow C.
Drive) .

In FIG. 2, reference numeral 68 denotes a cover for the interlocking wire 65, and reference numeral 69 denotes a fastening member for the cover 68 formed on the support plate 59.

Next, the operation of the steering lock device configured as described above will be described. When the shift lever is shifted to the "P" position, which is the non-drive position, the interlocking wire 65 is turned on by the automatic shifting device.
Is driven in the direction of arrow C in FIG. 2, and the interlock lever 60 pushed by the interlock wire 65 turns in the direction of arrow B. Then, in conjunction with the interlock lever 60, the slider
The member 64 moves backward, and in this state, the slider member 64
Of the locking member 57 of the rotating body 56 moves out of the rotation area. In this state, the key rotor 52 is rotatable.

Next, when the key 53 is inserted into the key rotor 52 and the key 52 is rotated to the "START" position which is the operating position, the engine starts. When the shift lever is shifted from the "P" position to the drive position, for example, the "D" position, the interlocking wire 65 is driven by the automatic shifting device in a direction opposite to the direction of arrow C shown in FIG. The interlock lever 60 pulled by the interlock wire 65 turns in the direction opposite to the arrow B direction. Then, as shown in FIG. 4, the slider member 64 moves in the direction of arrow A in conjunction with the interlocking lever 60, and the tip of the slider member 64 is the locking projection 57 of the rotating body 56.
Into the rotation area.

In this state, the key 53 is moved to the locked position "L".
When the key 52 is rotated toward the "ock" position, the locking protrusion 57 of the key rotor 52 abuts against the tip of the slider member 64 at the "Acc" position which is the end of the operating position, and the rotation is prevented. As a result, the key 53 cannot be rotated to the "Lock" position, and the key 53 cannot be removed.

When removing the key 53, use the shift lever.
To the "P" position to lock the automatic shift device. Thereby, the interlocking wire 6
5 is driven in the direction of arrow C from the state shown in FIG. 4, and the interlock lever 60 pivots in the direction of arrow B to move the slider member 64 backward in the direction opposite to the direction of arrow A. Then, as shown in FIG.
Away from the rotation area. As a result, the key 52
Can be freely rotated, and the key 53 is rotated to rotate the key rotor 5.
By rotating the key 2 to the "Lock" position, the key 53 can be pulled out from the key rotor 52.

In the embodiment described above, unless the shift lever is shifted to the "P" position, the key
Cannot be rotated from the operating position to the locking position (Lock position), so that an erroneous operation such as accidentally removing the key 53 during traveling is reliably prevented.

The automatic shift device moves the interlocking wire 65 in one direction when it is shifted to the non-drive position and is locked, and moves in the other direction when it is shifted to the drive position and becomes unlocked. not limited to the configuration shown in the first embodiment, the above may include the configuration for moving the interlocking wire 65 in the opposite direction, in this case,
The link wire 65 is directly connected to the slider member 64 to move the slider member 64.

[0032]

As described above, in the steering lock device according to the present invention, the shift lever is moved to a specific non-drive position.
And push the interlocking wire to drive
So-called push-type automatic shift device
For the position, connect the interlocking wire to the other side of the interlocking lever,
Also shifts the shift lever to a specific non-drive position
Pulls the interlocking wire by doing
Pull type automatic shift device
By connecting the moving wire directly to the slider member,
Move the shift lever to a position other than the specified non-drive position.
When shifting to the locked position, the key
The rotation of the rotor is prevented and the key cannot be removed.
When the Trevor is shifted to a specific non-drive position
Allows the key rotor to rotate freely, and from the operating position to the locking position.
The key can be turned to the position and the key can be removed.
I do. As a result, it is possible to easily cope with both the push type and the pull type automatic shift devices, and the connection method corresponding to each type is not required, so that the device configuration is simplified.

[Brief description of the drawings]

FIG. 1 is a sectional view of a steering lock device showing a basic configuration example of the present invention.

FIG. 2 is a partially cutaway side view of the steering lock device according to the first embodiment of the present invention.

FIG. 3 is an enlarged perspective view of a slider member provided in the steering lock device.

FIG. 4 is a partially cutaway sectional view of a steering lock device similar to FIG. 2 showing an operating state.

FIG. 5 is a partial perspective view of a steering lock device showing a main part.

FIG. 6 is an enlarged perspective view of an interlock lever provided in the steering lock device.

[Explanation of symbols]

 Reference Signs List 50 housing 51 key cylinder 52 key rotor 53 key 54 interlocking rod 56 rotating body 57 locking projection 60 interlock lever 64 slider member 65 interlock wire

Claims (1)

(57) [Scope of request for utility model registration] 1. A key rotor which allows a key to be inserted and removed at a locking position and which cannot be removed when the key is rotated from the locking position to an operating position by rotating the key. Key
A slider which is driven by an interlocking wire of an automatic shift device to advance and retreat according to a shift of a shift lever with respect to a rotation area of a locking projection provided on a rotating body which rotates integrally with the rotor. And a shift lever.
By shifting to the non-drive position, the slider member retreats from the rotation area of the locking projection and moves to the operating position.
Key from location to locked position - B - and allows the rotation of the motor, the shift
By shifting the lever to the drive position,
When the slider member is advanced to the rotation area of the locking projection,
Key from the dynamic position to the locked position - b - In the steering lock device for a self <br/> dynamic vehicle to prevent the rotation of the motor, the steering
The slider member is advanced to the housing of the locking device.
Retractable interior storage section and pivotable midway pivot
With one end side up through the notch hole formed in the storage section.
An interlocking lever connected to the slider member is provided.
Pull the interlock wire according to the shift to the active position
For automatic shift devices that drive
Connect the wire directly to the slider
Move the black member forward and backward to shift to the non-drive position.
An automatic transmission that extrudes and drives the interlocking wire
For the lifting device, connect the interlocking wire in addition to the interlocking lever described above.
A steering lock device for an automobile, wherein the slider member is connected to an end to move the slider member forward and backward .