JP2000017919A - Sliding door lock - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a sliding door lock easy in each operation for temporary locking, formal locking and unlocking. SOLUTION: A sliding door lock which can be locked and unlocked by a key operation and is provided with a sickle iron 1 independently lock-unlockable inside a lockcase 2 has a lock device 3 to be locked by inserting a key 4; a knob 8 protruded from the lock case 2 for operating the sickle iron 3; and an operation member 5 which is provided between the lock device 3 and the knob 8 and movingly operated in the lock case 2. When the lock device is opened, the operation member can be movingly operated in the lock case 2 by operating the knob 8, and the sickle iron 1 can be switchably operated. When the lock device 3 is closed, the operation member 5 moves inside the lock case 2 to close the sickle iron 1 and the knob 3 is simultaneously impossible in operation, and when the lock device is turned from closing into opening, the operation member moves in the lock case 2 to open the sickle iron. When the sickle iron 1 is closed and the lock device 3 is opened, the lock device 3 can be closed without taking with the movement of the operation member 5.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sliding door lock for locking a sliding door of an assembled house such as a mini-house, a storeroom, a warehouse, a garage, and the like.

[0002]

2. Description of the Related Art A sliding door provided in an assembly house or the like includes:
Temporary locks for temporary locking are provided to prevent dogs, cats from entering and dust from entering inside when temporarily leaving the place while taking in or out of articles or organizing work. Often.

[0003] Such locking is performed by rotating a knob integrally attached to the sickle so that the sickle is disengaged from an engaging portion attached to a sliding door on the other side. Many are configured, and only the temporary lock may be provided, or may be provided together with the main lock.

[0004]

However, in the case where the locking and unlocking operation is performed by turning the knob, the operation is troublesome, and improvement has been desired.

[0005] The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a sliding door lock in which temporary locking, main locking operation and unlocking operation are easy.

[0006]

The sliding door lock according to the present invention has the following means for solving the above-mentioned problems. That is, according to the first aspect of the present invention, there is provided a sliding door lock which can be locked and unlocked by a key operation and is provided in a lock case with a lock which can be locked and unlocked independently. A lockable lock device, a knob protruding from the lock case for operating the sickle, and an operation member provided between the lock device and the knob and operated to move within the lock case, When the lock device is open, the operation member can be moved within the lock case by operating the knob, and the sickle can be opened and closed freely. When the lock device is closed, the operation member moves within the lock case. At the same time, the sickle was closed, and the knob was inoperable at the same time.When the lock device was opened from closed, the operating member moved within the lock case, the sickle was opened, and the sickle was closed. When the lock device is open It is characterized in that the locking device has to be able to close by without movement of the work member.

According to the second aspect of the present invention, there is provided a sliding door lock having a lock case which is lockable and unlockable by a key operation and which can be locked and unlocked independently, and is provided with a key. Lock device, a knob protruding from the lock case for operating the sickle, and an operating member provided between the lock device and the knob and moved and operated in the lock case. The operating member has a first guide groove corresponding to the pin provided on the lock device, and a second guide groove corresponding to the pin provided on the knob, and when the lock device is open, the pin provided on the lock device. Since the first guide groove does not engage with the first guide groove, the operation member can be moved within the lock case by the operation of the knob via the pin provided on the knob and the second guide groove corresponding to the pin. Open and close gold When the lock device is closed, the operating member moves in the lock case via the pin and the guide groove, and the sickle is also closed. At the same time, the pin provided in the lock device engages with the first guide groove. The knob is inoperable, and when the lock device is opened from closed to closed, the operating member moves within the lock case via the pin provided in the lock device and the first guide groove, and is provided on the knob. The pin guides the second guide groove to move the sickle metal to be opened, and when the sickle metal is closed and the lock device is opened, the pin provided in the lock device idles in the first guide groove. The lock device can be closed without moving the operation member.

According to the third aspect of the present invention, the means for causing the pin provided on the lock device to idle in the first guide groove is constituted by a slide member which protrudes and retracts horizontally in the first guide groove. Features.

With such a configuration, the present invention fulfills the following functions. 1) By rotating the knob, the sickle can be rotated in the locking direction to form a temporary locking latch state, and by rotating the knob in the opposite direction,
The latch state can be released. 2) On the other hand, by operating the key, the operating member can be moved via the lock device, and the sickle can be rotated together with the lock device in the locking direction, so that the latched state of the lock can be formed. Of course, since the locking device is in the fully locked state, it is not possible to unlock the sickle by rotating the knob. 3) Further, when the sickle is rotated in the locking direction to form the latching state of the temporary locking, the key operation is performed, and the latch of the locking is performed without moving the operating member via the locking device. States can also be realized. 4) In the latched state of the lock, by rotating the key in the reverse direction, not only the latched state can be released but also the sickle can be rotated in the unlocking direction. Both can be opened.

[0010]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of a sliding door lock according to an embodiment of the present invention.

FIG. 1 is a longitudinal sectional side view of a sliding door lock according to the present invention, FIG. 2 is a rear view showing a state in which an operation member is removed (perspective view of the operation member), and FIG. FIG. 4 is a rear view showing a state in which the sickle metal is temporarily locked, FIG. 5 is a rear view showing a state in which the lock device is locked, and FIG. FIG. 7 is a rear view showing a state where locking is completed, and FIG. 7 is a rear view showing a state where the locking device is unlocked.

In these figures, reference numeral 1 denotes a sickle which can be temporarily and permanently locked, 2 denotes a lock case for accommodating the sickle 1, and 3 denotes a predetermined space between the sickle 1 and the lower end thereof. The lock device 4 is a key that can be inserted into and removed from the lock device 3, and 5 is an operation member that is moved and operated in the lock case 2 via the lock device 3, and a lower portion (one end side) of the operation member 5. The operation member 5 can be moved up and down by operating the key 4 by engaging a pin 7 provided at the distal end of the lock device 3 with the first guide groove 6 formed at the first position.

The above-mentioned sickle metal 1 is turned on the side of the lock case 2 in parallel with the sliding door, and a knob 8 provided on the outside of the lock case 2 determines the open position and the temporary lock or the main lock. It is designed to rotate between the position and the position within an angle range of 90 °. Then, the pin 10 provided at the other end of the knob 8 is engaged with the horizontally long second guide groove 9 formed in the horizontal direction on the upper portion (the other end side) of the operation member 5, so that the knob 8 is operated. The operating member 5 can be moved up and down at the same time as the sickle 1 is rotated by 90 °.

In the drawing, reference numeral 11 denotes a hook protruding from the other end of the sword metal 1, and 12 and 13 denote stoppers which engage with the hook 11 to restrict the rotation of the sword metal 1 within a range of 90 °. . The hook 11 is pulled by a coil spring or the like stretched between the hook 11 and an appropriate place in the lock case 2, so that the sword 1 is always urged in a direction of rotating in the opening direction. By the operation of 4, the force required to unlock the sickle 1 can be greatly reduced.

The first guide groove 6 is formed in a substantially vertically elongated rectangle as a whole, and its horizontal width corresponds to the width of the swing of the pin 7 when the lock device 3 is rotated by operating the key 4. It is provided. The vertical length is knob 8
The operation member 5 is provided corresponding to the length of moving the operation member 5 up and down.

Inside the first guide groove 6, a slide member 14, which normally regulates the first guide groove 6 to have an inverted L-shape, is held so as to be able to protrude and retract. The slide member 14 is constantly urged by a coil spring 15 in a protruding direction, and is pushed backward by a pin 7 provided at the tip of the lock device 3 to retreat. The slide member 14 is slidable only in the horizontal direction according to the rotation operation of the pin 7, and cannot move in the vertical direction.

When the key 4 is in the open position, the pin 7 provided at the tip of the lock device 3 has an inverted L-shaped first guide groove 6.
And is held at a height that allows the operating member 5 to be moved up and down by operating the knob 8, so that the sickle metal 1 can be temporarily locked. I have. Also, when the key 4 is in the closed position, the first L-shaped
Is located in the vertical groove 6-1 of the guide groove 6, but at the lowest position of the moving range of the operating member 5, and the operation of the knob 8 cannot move the operating member 5 upward. ,
Kamagane 1 is in a fully locked state.

The first guide groove 6 is also provided with a lateral groove 6-2 by a slide member 14. This horizontal groove 6-2
Is canceled when the slide member 14 retreats in response to the rotation operation of the pin 7 at the time of the locking operation of the key 4, but the pin 7 rotates to move to the lower portion of the slide member 14, and the slide member 14 Is formed again when is advanced. When the key 4 is unlocked, the pin 7 pushes up the slide member 14 in the lateral groove 6-2 in accordance with the turning operation of the key 4.

In the drawing, reference numeral 16 denotes a back cover, which is screwed to a pedestal 17 appropriately arranged in the lock case 2.

The operation of locking and unlocking the sliding door constructed as described above will be described in the following order. First, when the key 4 is inserted into the lock device 3 and rotated in the locking direction, the pin 7 of the lock device 3 is also moved to the horizontal groove 6-2 of the first guide groove 6. It rotates while moving inside, and pushes down the operation member 5 downward.
At the same time, the operation member 5 pulls down the pin 10 provided at the other end of the knob 8 engaged with the second guide groove 9 and turns the sickle 1 90 ° to perform the final locking (see FIG. 7). (Temporary Locking) On the other hand, when the key 4 is in the open position (see FIG. 3), the knob 8 is operated to move the pin 10 downward,
The lock 1 can be temporarily locked by rotating the sickle 1 by 90 °. (Unlocking from temporary lock) At that time, the pin 7 of the lock device 3
Is located in the vertical groove 6-1 of the first guide groove 6, and is not affected at all by the vertical movement of the operation member 5 (FIG. 4).
reference). Next, in a state where the key 4 is in the open position and the operating member 5 is moved downward by operating the knob 8 to temporarily lock the sickle 1 (FIG. 4). When the locking device 3 is to be fully locked by operating the key 4, the pin 7 provided at the tip of the locking device 3 is located at the upper end in the vertical groove 6-1 of the first guide groove 6. , Pin 7
The slide member 14 slides to the full width of the guide groove 6 against the elasticity of the coil spring 15 in accordance with the rotation of
The pin 7 can be rotated without moving the operation member 5 (see FIG. 5). Then, the pin 7 is again held at the lower end in the vertical groove 6-1 via the horizontal groove 6-2 of the first guide groove 6, and the locking device 3 is fully locked (see FIG. 6).
In this state, the slide member 14 is moved to the coil spring 15
To return to the original position.

When the key 4 is in the closed position, the pin 7 is located in the vertical groove 6-1 of the first guide groove 6, but is in the lowermost position of the moving range of the operation member 5. When the knob 8 is operated, the operation member 5 cannot be moved upward. That is, the lock 1 is in a fully locked state. (Unlock from this lock) Key 4 is in the closed position,
When the lock device 3 is unlocked by operating the key 4 in a state where the lock is locked, the pin 7 provided at the tip of the lock device 3 is positioned at the lower end of the first guide groove 6 in the vertical groove 6-1. It moves from the position into the lateral groove 6-2, engages with the lower end of the slide member 14, and pushes up the operation member 5 (see FIG. 7). At the same time, the operating member 5 pushes up the pin 10 provided at the other end of the knob 8 engaged in the second guide groove 9, and rotates the sickle 1 by 90 ° to the unlock position. Finally, the pin 7 is detached from the horizontal groove 6-2 and held at the upper end in the vertical groove 6-1.
The unlocking operation of the lock device 3 also automatically unlocks the sickle 1 (see FIG. 3).

[0022]

With the above configuration, the present invention has the following effects. 1) By rotating the knob, the sickle can be rotated in the locking direction to form a temporary locking latch state, and by rotating the knob in the opposite direction,
The latch state can be released. 2) On the other hand, by operating the key, the operating member can be moved via the lock device, and the sickle can be rotated together with the lock device in the locking direction, so that the latched state of the lock can be formed. Of course, since the locking device is in the fully locked state, it is not possible to unlock the sickle by rotating the knob. 3) Further, when the sickle is rotated in the locking direction to form the latching state of the temporary locking, the key operation is performed, and the latch of the locking is performed without moving the operating member via the locking device. States can also be realized. 4) In the latched state of the lock, by rotating the key in the reverse direction, not only the latched state can be released but also the sickle can be rotated in the unlocking direction. Both can be opened.

[Brief description of the drawings]

FIG. 1 is a longitudinal sectional side view of a sliding door lock according to the present invention.

FIG. 2 is a rear view (a perspective view of the operation member) with the operation member removed.

FIG. 3 is a view for explaining the locking / unlocking operation, and is a rear view showing a state where the sickle is opened.

FIG. 4 is a rear view showing a state in which the sickle is temporarily locked.

FIG. 5 is a rear view showing a state where the lock device is locked.

FIG. 6 is a rear view showing a state where the locking device is completely locked.

FIG. 7 is a rear view showing a state where the lock device is unlocked.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Sickle gold 2 Lock case 3 Lock device 4 Key 5 Operation member 6 First guide groove 6-1 Vertical groove 6-2 Horizontal groove 7 Pin 8 Knob 9 Second guide groove 10 Pin 11 Hook 12, 13 Stopper 14 Slide member 15 Coil spring 16 Back cover 17 Base

 ──────────────────────────────────────────────────続 き Continued on the front page (72) Inventor Ryozo Kishimoto 3-11-41 Asahi, Kofu City, Yamanashi Prefecture

Claims (3)

[Claims] Claims: 1. Locking and unlocking is possible by key operation,
A sliding door lock having a lock case that can be locked and unlocked independently in a lock case, and a lock device capable of inserting and locking a key, and protruding from the lock case to operate the lock. A knob, provided between the lock device and the knob,
An operating member that is moved and operated in the lock case, and when the lock device is opened, the operating member can be moved and operated in the lock case by operating a knob, and the sickle can be opened and closed freely. When the lock device is closed, the operating member moves within the lock case and the sickle is also closed, and at the same time the knob is inoperable. When the lock device is opened from closed, the operating member moves within the lock case. A sliding door lock characterized in that the lock device is also opened and the lock device can be closed without moving the operating member when the lock device is open when the lock device is closed. 2. Locking / unlocking is possible by key operation.
A sliding door lock having a lock case that can be locked and unlocked independently in a lock case, and a lock device capable of inserting and locking a key, and protruding from the lock case to operate the lock. A knob, provided between the lock device and the knob,
An operating member that is moved and operated in the lock case, the operating member having a first guide groove corresponding to a pin provided on the lock device and a second guide groove corresponding to a pin provided on the knob. When the lock device is opened, the pin provided on the lock device does not engage with the first guide groove. Therefore, by operating the knob, the pin is operated via the pin provided on the knob and the second guide groove corresponding to the pin. The member can be moved within the lock case, the sickle can be opened and closed freely, and when the lock device is closed, the operation member moves within the lock case via the pin and the guide groove, and the sickle moves. Gold is closed,
At the same time, the pin provided on the lock device and the first guide groove are engaged and the knob cannot be operated. When the lock device is opened from closed to closed, the pin provided on the lock device and the first guide groove are connected. The operation member moves in the lock case via
The pin provided on the knob causes the second guide groove to move the sickle metal to be opened, and when the sickle metal is closed and the lock device is opened, the pin provided on the lock device idles in the first guide groove. The locking device can be closed without moving the operation member. 3. The sliding door lock according to claim 2, wherein the means for causing the pin provided on the lock device to idle in the first guide groove comprises a slide member which protrudes and retracts horizontally in the first guide groove.