JPH0913764A - Locking mechanism for operating body - Google Patents

Abstract

(57) [Summary] [Structure] An operating member having an engaging portion 16 formed on an operating body 6 for performing work by rotating from a stationary position, and capable of reciprocating in a direction intersecting with a rotating direction of the operating body 6. Operation body 6 to 20
Is provided at a stationary position, an engaging body 18 is provided that engages with the engaging portion 16 in a disengageable manner to prevent the operating body 6 from rotating, and the actuating member 20 is moved to disengage the engaging body 18. . The engagement body 18 is formed with a locking portion 26 that prevents the engagement body 18 from being disengaged from the engagement portion 16 by being pushed by the operation body 6. [Effect] Even if the operating body 6 is forcibly rotated, the locking portion 26 of the engaging body 18 is locked and the engaging body 18 can be prevented from coming off the engaging portion 16, and the operating body 6 becomes difficult to rotate. The function of the locking mechanism 17 can be fully exerted.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a locking mechanism for an operating body in a detachable panel lock device used for attaching and detaching a roof panel of a T-bar roof automobile, for example.

[0002]

2. Description of the Related Art The roof panel of a T-bar roof of an automobile is a manually attachable / detachable type, which is provided with a lock device for preventing it from being detached when it is attached to a vehicle body. A locking mechanism is provided to prevent release. This type of conventional technology is actually fair.
As disclosed in Japanese Patent No. 30589, a lock device can be engaged with a vehicle body by allowing a panel to be detachably attached to the vehicle body, with each outer end protruding and retracting from both ends of the panel. A pair of lock pins, and an operating body that is supported on the panel via a pivot shaft and has a grip portion for rotation. By rotating the operating body while holding the grip portion, In order to immerse the pair of lock pins, the operating body and the inner end sides of the pair of lock pins are interlockingly connected.

Further, in the locking mechanism, a locking member that engages with the operating body and prevents the operating body from rotating is arranged so as to be reciprocally movable in a direction orthogonal to the rotating direction of the operating body, and the locking member is kept at a stationary position. The locking member is moved with respect to the operating body, engages with the engaging portion of the operating body in a disengageable manner, and biases the locking member in the engaging direction.

[0004]

In the above prior art, the locking member cannot be unlocked unless the locking member is artificially moved against the biasing means from the state of being engaged with the engaging portion of the operating body. Although it has a structure, there is no means to prevent the locking member from moving.Therefore, if a strong force is applied to the operating body to rotate it with an overload, the locking member may be forced to move. .

Further, in the above-mentioned prior art, since the locking member is arranged in the direction orthogonal to the rotating direction of the operating body and reciprocates with a long stroke, it is difficult to make the structure compact. Has become. The present invention provides a locking portion that prevents an engaging member of an actuating member that releasably engages with an engaging portion of an operating body from being disengaged from the engaging portion even if there is overload pushing from the operating body. It is an object of the present invention to provide a locking mechanism for an operating body which can prevent the operating body from rotating even if the operating body is forcibly rotated.

According to the present invention, an operating body is rotatably supported on a base of a panel which is attached to and detached from a vehicle body, and a pair of lock pins which are retracted and engaged with and disengaged from the vehicle body by the rotation of the operating body are operated. An engaging body that is interlockingly connected to the body, supports the actuating member on the base so that the seesaw can swing, and engages with an engaging portion formed on the operating body in a disengageable manner at one end side of the operating body. By forming a locking part that prevents the operating body from being disengaged from the engaging part even if it is pushed from, the rotation can be prevented even if you try to rotate the operating body by force, preventing unintentional disengagement of the panel. It is an object of the present invention to provide a locking mechanism for an operating body which is capable of supporting the actuating member on substantially the same plane as the operating body and which can be made compact.

[0007]

A first concrete means for solving the problems in the present invention is to form an engaging portion 16 on an operating body 6 for performing a work by rotating it from a stationary position. A member for engaging and disengaging the operating member 6 with the engaging member 16 when the operating member 6 is in the stationary position so that the operating member 20 can reciprocate in a direction intersecting with the rotating direction of the rotating member 6. Union 18
In the locking mechanism of the operating body, in which the engaging member 18 can be engaged and disengaged by the movement of the operating member 20, the engaging member 18 is prevented from being disengaged from the engaging portion 16 by being pushed from the operating body 6. That is, the locking portion 26 is formed.

A second concrete means for solving the problem in the present invention is to fix a base 13 to a panel 3 which is detachably mounted on a vehicle body 2, and to which a pivot shaft 5 is attached. The operation body 6 is rotatably supported via the operation body 6, and the rotation of the operation body 6 causes a pair of lock pins 4 to be engaged with and disengaged from the vehicle body 2 by the outer ends of the panel 3 protruding and retracting. A locking mechanism 17 that is interlockingly coupled to and locks the operation body 6 in a disengageable engagement with the operation body 6 by a movement in a direction intersecting the rotation direction of the operation body 6 when the lock pin 4 is projected. The locking mechanism 17 engages with an engaging portion 16 formed on the operating body 6 at one end of an operating member 20 supported by a base 13 via a support shaft 19 so that the seesaw can swing. A united body 18 is provided, and the engagement body 18 is pushed away from the operation body 6 to be disengaged from the engagement portion 16. Is that forming the locking portion 26 for preventing the.

The third concrete means for solving the problems in the present invention is the engaging body 1 in addition to the second concrete means.
Reference numeral 8 is a resin tubular member 18A whose end is fixed to the operating member 20.
And the pin member 18B penetrating the operating member 20 and the resin tubular member 18A.

[0010]

When the panel 3 is mounted on the vehicle body 2 and the lock pin 4 is in the protruding state, the engaging portion 16 formed on the operating body 6 is engaged with the engaging body 18 on one end side of the swinging member (actuating member) 20. Therefore, the rotation of the operating body 6 in the direction in which the lock pin 4 is retracted is restricted, and the lock body 4 is in a stationary locked state.

When the other end of the swing member 20 is pushed, the swing member 20 swings to move the engagement body 18 on one end side in a direction intersecting with the rotation direction of the operation body 6, and from the engagement portion 16 of the operation body 6. break away.
As a result, the locking of the operating body 6 is released. When the operating body 6 is rotated without rocking the rocking member 20,
Although the overload of the operating body 6 attempts to push the engaging body 18 out of the engaging portion 16, the operating body 6 engages with the locking portion 26 of the engaging body 18, and the engaging body 18 comes out of the engaging portion 16. This prevents the operation body 6 from rotating, and prevents the locking mechanism 17 from being unintentionally released due to the excessive rotation of the operation body 6.

[0012]

Embodiments of the present invention will be described below with reference to the drawings. In FIGS. 3 and 7 to 10, reference numeral 2 is a vehicle body exemplified as a passenger car, and its roof is a T-bar roof,
A pair of left and right panels 3 made of glass or plastic are detachably attached to open and close the opening 2A. Each panel 3 is provided with a lock device 1 along the lower edge thereof, and the trim 1
Surrounded by two.

Reference numeral 13 is a base of the lock device 1, which is bolted to the panel 3 via a casing 12A (or trim 12), and the operating body 6 is pivoted to the base 13 via a pivot shaft 5. The guide groove 8 is freely pivoted, and a pair of guide grooves 8A are formed in the front and rear around the pivot shaft 5.
A guide portion 8 is formed by A. The center line of the pair of guide grooves 8A of the guide portion 8 is a straight line and passes through the pivot shaft 5, and a cam engagement body 7 formed by fitting a bush to a pin is slidable in the groove. And is engaged so as not to move in the axial direction of the pin, so that the cam engagement body 7 can move in the perspective direction with respect to the pivot shaft 5. 8B is a guide groove 8A
Is a large-diameter hole portion for inserting the cam engagement body 7 formed at the far end of the.

A lock pin 4 is provided on the pair of left and right cam engaging members 7.
The inner end sides of the lock pins 4 are connected to each other, and the outer end sides of the lock pins 4 are located at both ends of the panel 3 and can be retracted from the panel 3. The outer end of the lock pin 4 can be engaged with the engagement hole 14 formed in the vehicle body 2 by protruding, and the panel 3 mounted on the vehicle body 2 by engaging with the engagement hole 14
To prevent departure.

The operating body 6 has a gripping portion 6A for rotating the operating body 6, which is formed in a protruding shape from the outer periphery, and a pair of engaging cams 9. Each engaging cam 9 has an arcuate middle portion and both ends thereof are linear cam grooves, and the cam engaging body 7 is inserted and engaged therewith. The inner end of each engagement cam 9 is located in the vicinity of the pivot shaft 5, and the outer end thereof is located in the vicinity of the outer periphery of the operating body 6 apart from the pivot shaft 5. From the solid line state in FIG. When is rotated counterclockwise to a two-dot chain line state, the engagement cam 9 moves from a state in which its outer end (far end) is engaged with the cam engagement body 7 to a circular arc portion, and When the ends come to engage with each other and the cam groove approaches the pivot shaft 5, the cam engagement body 7 moves from a remote position to a vicinity position with respect to the pivot shaft 5, and the cam engagement body 7 is guided by the guide portion 8. Of the pivot shaft 5 by being guided by the guide groove 8A of
Move straight toward.

The inner and outer ends of the engagement cam 9 form a cam surface 9a which is substantially orthogonal to the guide groove 8A when the cam engagement body 7 is engaged, and is locked by the cam surface 9a. Even if a pushing force is applied from the pin 4, the operating body 6 is prevented from being reversely driven. Especially, lock pin 4
Prevents the projecting locked state from entering the unlocked state.

The lock pin 4 is bent in the middle so that the outer end of the lock pin 4 appears and disappears at a position as close as possible to the lower edge of the panel 3, and is biased by a spring in the protruding direction. It may be. Further, the engagement cam 9 raises the periphery of the cam groove to secure the surface pressure when the cam engagement body 7 is pushed. The grip portion 6A of the operation body 6 is extended from the pivot shaft 5 in the radial direction, and the handle member 15 is fitted therein.
When the lock pin 4 is projected, the lock pin 4 is located obliquely below, and when the lock pin 4 is retracted, the lock pin 4 is located substantially directly below the pivot shaft 5, and the lock pin 4 can be retracted and retracted by a rotation of less than 90 degrees.

The extending direction of the grip portion 6A of the operating body 6 may be extended horizontally from a position displaced below the pivot shaft 5, or may be radial from the pivot shaft 5 and horizontal. The rotation angle may be 90 degrees or more, and the rotation angle can be changed by changing the shape of the engagement cam 9. Reference numeral 22 denotes a spring whose both ends are locked to the operating body 6 and the base 13, which are unstablely switched during the rotation of the operating body 6, and are in the clockwise direction in FIG. 3 in the locked state and in the counterclockwise direction in the unlocked state. The operation bodies 6 are biased in the respective directions, and the easy rotation in the opposite directions is restricted. The operation body 6 has the cam engagement body 7 having the cam surface 9a.
When it is engaged with, it is in a stationary state in which it does not rotate under its own weight or the like.

A notch-shaped engaging portion 1 is provided on the outer periphery of the operating body 6.
6 is formed, and the engagement body 18 of the locking mechanism 17 can be engaged with and disengaged from the engagement portion 16. The engagement body 18 is locked by being engaged with the engagement portion 16, and the operating body 6 Holds the lock pin 4 in a protruding state. The locking mechanism 17 is shown in detail in FIGS.
The support shaft 19 is attached to the pair of support walls 40 formed by cutting and raising
The swinging member (actuating member) 20 is swingably supported by the supporting shaft 19 so that one end side of the swinging member 20 intersects the rotation direction of the operating body 6. It is reciprocally movable in the (substantially orthogonal) direction, and the engagement body 1 is provided on one end side thereof.
8 is provided and a push button 21 is provided on the other end side, and the engagement body 18 is biased by the spring 41 in a direction in which the engagement body 18 engages with the engagement portion 16.

That is, the locking mechanism 17 is supported by the base 13 similarly to the operating body 6 and is arranged between the base 13 and the trim 12, and the swinging member 20 is substantially flush with the operating body 6. , And the engaging body 18 can be engaged with and disengaged from the engaging portion 16 with a slight swing. The engagement body 18 is a resin tubular member 18A in which a flange portion 18a with a claw is fixed to a swing member 20.
And a pin member 18B penetrating from the upper side of the swinging member 20 to the inside of the resin cylindrical member 18A, and the resin cylindrical member 18A and the pin member 18B have a notch-shaped engaging portion 2 from the outer circumference to the inner diameter.
6 is formed, and this locking portion 26 engages when the operating body 6 is rotated in the unlock direction, and prevents the engaging body 18 from coming out of the engaging portion 16.

The claw-shaped flange portion 18a of the resin tubular member 18A can contact the upper surface of the operating body 6 when engaged with the engaging portion 16 and prevents noise from being generated even if vibration or the like occurs. it can. The push button 21 is screwed to the swinging member 20, and integrally has a stopper portion 21A that abuts the base 13 when the swinging member 20 is swung to restrict the swinging.

Reference numeral 23 is a window formed in the trim 12 for operating the push button 21, and the push button 21 can be pushed downward in FIG. When 6 is in a stationary state (locked state), the engaging body 18 can be disengaged from the engaging portion 16 without the locking portion 26 being caught. Push button 2 on trim 12
An unlocking display portion 24 is formed which is exposed in the window 23 when 1 is pressed. The unlocking display portion 24 is a display such as colored coating or unlocking, and displays whether the engagement body 18 is in the locked state or the unlocked state.

When the lock pin 4 is unlocked and the push operation of the push button 21 is released, the operating body 6
Since the rotating body rotates, the engaging body 18 comes into contact with the operating body 6, the tilting state of the swinging member 20 is maintained, and the unlocking display portion 24 is exposed to display the unlocked state. 1 (I), FIG. 3 and FIG. 4 show the locked state of the locking mechanism 17, and when the lock pin 4 is in the protruding state, it swings on the engaging portion 16 formed on the operating body 6. The engagement body 18 on one end side of the member 20 is engaged and regulates the rotation of the operation body 6 in the direction in which the lock pin 4 is retracted.

When the push button 21 is pressed from the state of FIG. 1 (I), the push button 21 swings the swinging member 20 downward, that is, about the support shaft 19, as shown in FIG. 1 (II). By swinging the seesaw, the engaging body 18 is moved in a direction away from the operating body 6 to be disengaged from the engaging portion 16, the operating body 6 is unlocked, and a rotating operation for performing work is allowed. become.

From the state shown in FIG. 1 (I), the push button 2
When the operating body 6 is rotated without pressing 1, the operating body 6 engages with the engaging portion 26 of the engaging body 18 and the engaging body 18 is forced from the operating body 6 as shown by the chain double-dashed line in FIG. Of the operating body 6 is prevented by the engaging body 18. FIG. 5 shows a first modification of the engaging body 18, which has a circular portion 18b at a portion corresponding to the operating body 6 below the flange portion 18a with a claw, and is locked below the circular portion 18b. A portion 26 is formed, and this locking portion 26 is formed only on the resin cylindrical member 18A.

In the first modification, even if the operating body 6 is rotated with an overload, the circular portion 18b is contacted at the initial stage to prevent the rotation, and the overload of the operating body 6 is further increased. Engagement body 1
When a force to disengage 8 is applied, the engaging body 18
And the engaging portion 26 engages with the operating body 6 and the engaging portion 1
The engagement body 18 is prevented from being disengaged from the operation body 6 and the operation body 6 is prevented from rotating. Since the circular portion 18b is made of resin,
Even if the operating body 6 collides, noise is prevented from being generated.

FIG. 6 shows a second modified example of the engaging body 18. The engaging body 18 is formed of only a metal pin material without a resin cylindrical material, and a locking portion 26 is formed on the pin material. There is. The locking portion 26 is located below the facing portion of the operating body 6, but may be formed at the facing portion. It should be noted that the present invention is not limited to the above-described embodiments and modifications, but can be modified in various ways. For example, the operation body 6 may be an operation lever of a lock device for a roof other than the T-bar roof, is a rotating body that performs some work by rotating from a stationary position, and prevents the rotation as necessary. Anything can be used. Further, although the locking portion 26 is formed in a notch shape, it may be in the shape of a circumferential groove, a recess, or the like.

[0028]

According to the present invention described in detail above, the engaging portion 1 is attached to the operating body 6 which is operated by rotating from the stationary position.
6 is provided and an engaging member 18 that can be engaged with and disengaged from the engaging portion 16 is provided on an actuating member 20 that can reciprocate in a direction intersecting with the rotating direction of the operating member 6. Locking portion 26 that prevents the engaging portion 16 from being disengaged by pushing
Therefore, even if the operating body 6 is forcibly rotated, the locking portion 26 of the engaging body 18 is locked to prevent the engaging body 18 from coming off the engaging portion 16, and the operating body 6 is rotated. It becomes difficult to move, and the function of the locking mechanism can be fully exerted.

Further, in the locking mechanism 17 of the operating body 6 for detachably mounting the panel 3 on the vehicle body 2, the base 13
An engaging member 18 that engages with an engaging portion 16 formed on the operating body 6 in a disengageable manner is provided at one end of an actuating member 20 that is swingably supported by a supporting shaft 19 on the engaging member 18. Since the locking portion 26 that prevents the operating body 6 from being disengaged from the engaging portion 16 by being pushed is formed, the engaging body 18 from the engaging portion 16 is forcibly rotated by the operating body 6 being forcedly rotated. It can be prevented from coming off, and the function of the locking mechanism 17 can be fully exerted,
Moreover, the operating body 6 and the locking mechanism 17 including the operating member 20 can be supported on substantially the same plane, whereby a compact structure can be achieved.

Further, since the engaging member 18 has a resin tubular member 18A having an end fixed to the actuating member 20, and a pin member 18B penetrating the actuating member 20 and the resin tubular member 18A, the engaging member 18 It is possible to reduce the generation of noise due to vibration, collision, and the like between the 18 and the locking portion 26.

[Brief description of the drawings]

FIG. 1 is a sectional explanatory view showing an embodiment of the present invention and an unlocking process thereof.

FIG. 2 is an exploded perspective view of the same.

FIG. 3 is a front view of a main part of a lock device.

FIG. 4 is a cross-sectional plan view of essential parts showing a locked state of the locking mechanism.

FIG. 5 is a cross-sectional view showing a first modified example of the engagement body.

FIG. 6 is a cross-sectional view showing a second modified example of the engagement body.

FIG. 7 is an exploded perspective view of a lock device.

FIG. 8 is a perspective view of the entire locking device.

FIG. 9 is an exploded perspective view of the entire locking device.

FIG. 10 is a perspective view of the T-bar roof with the panel removed.

[Explanation of symbols]

 1 Lock Device 2 Vehicle Body 3 Panel 4 Lock Pin 5 Pivot Shaft 6 Operation Body 7 Cam Engagement Body 8 Guide Part 9 Engagement Cam 13 Base 16 Engagement Part 17 Locking Mechanism 18 Engagement Body 19 Support Shaft 20 Operating Member (Swinging) Member) 26 Locking part

Claims (3)

[Claims] 1. An engaging portion (16) is formed on an operating body (6) for performing work by rotating the operating body (6) so that the operating body (6) can reciprocate in a direction intersecting with the rotating direction of the operating body (6). The operating member (20) is provided with an engaging body (18) that engages with the engaging portion (16) in a disengageable manner to prevent the operating body (6) from rotating when the operating body (6) is at a rest position. In the locking mechanism of the operating body, in which the engaging body (18) can be engaged and disengaged by the movement of the actuating member (20), the engaging portion (16) is pushed by the operating body (6) to the engaging body (18). ) To prevent disengagement from the
6) A locking mechanism for an operating body, which is characterized in that 2. A base (13) is fixed to a panel (3) which is detachably attached to the vehicle body (2), and the base (1) is fixed.
The operation body (6) is rotatably supported by the pivot body (5) on the panel (3), and the panel (3) is rotated by the rotation of the operation body (6).
A pair of lock pins (4), whose outer ends appear and disappear from both ends of the vehicle, engage and disengage with respect to the vehicle body (2), are interlocked with the operating body (6), and the operating body (6) is projected when the lock pins (4) project. In which a locking mechanism (17) that engages with and disengages from the operating body (6) by movement in a direction intersecting the rotation direction of the locking mechanism to prevent rotation is provided. The support shaft (1
9) via an actuating member (2) that is swingably supported by the seesaw.
0) One end side of the engaging member (16) formed on the operating body (6)
An engaging body (18) that engages with and disengages with the engaging body (18) is provided, and a locking portion (18) that prevents the engaging body (18) from being disengaged from the engaging portion (16) by being pushed by the operating body (6). 26) forming a locking mechanism for an operating body. 3. The engagement body (18) is a swing member (20).
3. A resin-made tubular material (18A) having an end fixed to the end, and a pin material (18B) penetrating the rocking member (20) and the resin-made tubular material (18A). The locking mechanism for the operating body described in.