JP4847232B2 - Locking device and storage using the same - Google Patents

Description

  The present invention relates to a lock device used for a door of a locker, furniture, a building or the like and a storage using the same.

  Conventionally, since the locking device used for a locker, a storage, etc. has only seen the surface of a cylinder head, it cannot check visually whether it is in a locked state or an unlocked state.

Therefore, a key with an open / close display function that can confirm whether or not the lock has been made has been proposed (Patent Document 1).
JP-A-10-96350

  However, since the key with the open / close display function is merely provided with a display window for displaying the locked / unlocked state on the key side, the lock / unlock of the locker using the lock device or the storage door itself is unlocked / unlocked. The status cannot be confirmed. For this reason, the administrator is burdened with confirmation work of locking and unlocking the door.

  Also, with conventional lockers and storage boxes, the door is locked and unlocked with a key, which places a heavy burden on the user, and there are many cases where the door is not locked although there is a lock device. In some cases, this function was not utilized.

  The present invention has been made in view of such circumstances, and it is possible to easily recognize the locked / unlocked state at a glance, and to easily lock the unlocked door without a key, and a storage using the same. The purpose is to provide.

  The lock device of the present invention is characterized by including a handle having at least three positions: a standby position in an unlocked state, an empty lock releasing position for releasing the empty lock, and a lock position for locking.

  According to the present invention, locking of the lock device and release of the empty lock can be easily performed by the operation of the handle, and the operation burden on the user can be reduced.

  Further, in the locking device of the present invention, the handle is brought into the unlocking position by performing a pulling operation from the standby position, and is brought into the locking position by performing a pushing operation from the standby position. .

  According to this invention, locking can be performed only by pushing the handle, and the locking operation of the user can be simplified.

  Further, the lock device of the present invention is characterized by including a lock / unlock display unit that displays a lock or unlock state at the position of the handle.

  According to the present invention, it is possible to confirm at a glance even when the locking device is locked or unlocked, and the management burden on the administrator can be reduced.

  Further, in the locking device of the present invention, when the handle is in the standby position, the locking / unlocking display unit is in a position that can be seen from the front direction of the handle, and when the handle is in the locking position. The position is invisible from the front direction of the handle at the standby position.

  According to this invention, when the lock / unlock display portion is in a position where it cannot be seen, it can be confirmed at a glance that the lock device is locked, and the management burden on the administrator can be reduced.

  Further, in the locking device of the present invention, when the handle is in the locking position, the locking / unlocking display unit is in a position that can be seen from the front direction of the handle, and when the handle is in the standby position. The position is invisible from the front direction of the handle at the locking position.

  According to this invention, when the locking / unlocking display unit is in a position where it can be seen, it can be confirmed at a glance that the locking device is locked, and the management burden on the administrator can be reduced.

  The locking device of the present invention further includes unlocking means for moving the handle from the locked position to the standby position.

  According to the present invention, since unlocking means such as a key is required for unlocking, the reliability at the time of locking can also be maintained.

  The storage of the present invention is characterized in that the above-described locking device is attached to a door, and the door can be locked by an operation of the handle.

  According to the present invention, it is possible to provide a storage that can be confirmed at a glance even when the door is locked or unlocked, and it is possible to easily perform the confirmation operation of the lock, thereby reducing the management burden of the administrator. Can be reduced.

  According to the present invention, the locked / unlocked state of the door can be seen at a glance, and the unlocked door can be easily locked without a key, thereby improving the convenience for the user and the administrator.

  Embodiments of the present invention will be described below with reference to the accompanying drawings.

  FIG. 1 is a diagram showing a configuration of a locker according to an embodiment to which the present invention is applied. In FIG. 1, (a) is a front view showing the configuration of the main part of the locker, (b) is a right side view of (a), and (c) is a top view of (a).

  1 (a) and 1 (b), a locker 1 has a door 3 attached to a housing 2 so that it can be opened and closed, a hook unit 4 is attached to the top and bottom of the door 3, and a lock / unlock display locker is provided near the center of the door 3. A lock case 11 of the lock 10 is attached, and the mechanism in the hook unit 4 and the opening / closing mechanism in the lock case 11 are connected by a single rectangular rod 5.

  1A, a lock / unlock display locker lock 10 includes a handle 13 having a lock / unlock display portion 12 in a lock case 11, and a lock for unlocking ("release means" according to the present invention) 14. The handle 13 is pivotally supported on the square lot rod 5 so as to rotate at a predetermined range of rotation angles in accordance with a pulling operation and a pushing operation. The locking / unlocking display unit 12 is formed by coloring the surface of the handle 13, and identifies and displays whether the door 3 is locked or unlocked according to the pulling operation and pushing operation of the handle 13. To do. When the handle 13 is pulled and is in the unlocked state, the lock / unlock display portion 12 faces the front, for example, indicates that it is in the unlocked state in red, and the handle 13 is pushed in and is in the locked state Indicates that the lock / unlock display unit 12 is not visible from the front and is locked. The lock / unlock display locker lock 10 is configured to release or lock the empty lock by operating the handle 13 and to unlock the lock by the lock 14 for unlocking. The handle 13 is configured to have three positions: a standby position in an unlocked state, an unlocking release position for releasing the unlocking, and a locking position for locking.

  In FIG. 1 (c), the upper hook unit 4 is composed of a hook 4 a and a torsion spring 4 b attached to the upper end of the square rod 5. The hook 4a is always urged by a torsion spring 4b in a direction in which the hook 4a is about to be pulled by the housing 2. For this reason, the door 3 does not open naturally either in the locked state or in the unlocked state. The lower hook unit 4 has the same configuration.

  FIG. 2 is a diagram illustrating an internal configuration of the locking / unlocking display locker lock 10. 2, (a) is a front view showing the internal configuration of the locking / unlocking display locker lock 10, (b) is a cross-sectional view taken along line AA in (a), and (c) is a cross-sectional view along BB in (a). FIG. In FIG. 2, the handle 13 is in a standby position (unlocked state).

  2 (a) and 2 (b), the lower housing portion 11a to which the unlocking lock 14 in the lock case 11 is attached is pivotally supported by the rectangular rod 5 and rotates according to the operation of the handle 13. A drive cam 15 provided with a cam mechanism, a lock cam 17 to which a torsion spring 16 is attached and which rotates according to the rotation operation of the unlocking cam 14a (see FIG. 5C) when the unlocking lock 14 is unlocked , Is housed. The drive cam 15 is formed with a contact surface 15a for rotating the drive cam 15 by hitting a notch 13a (see FIG. 3C) of the handle 13.

  In FIG. 2 (c), the upper housing portion 11 b to which the handle 13 in the lock case 11 is attached engages with the notch portion 13 a of the handle 13 according to the pushing operation of the handle 13 to perform a locking operation. A lock cam 18 is accommodated. The lock cam 18 has an engagement portion 18 a that engages with the notch portion 13 a of the handle 13 to lock the door 3.

  Next, the operation of each part when the door 3 is opened by pulling the handle 13 will be described with reference to FIG. 3A is a view showing the operation of the handle 13 in the cross-sectional view taken along the line AA in FIG. 2A, FIG. 3B is a view showing the torsion spring 19 that urges the handle 13, and FIG. FIG. 4 is a view showing the operation of the drive cam 15 in the sectional view taken along the line BB of FIG. 2A, and FIG. In FIG. 3, the handle 13 is in the unlocking position for releasing the unlocking.

  As shown in FIG. 3 (b), a torsion spring 19 that applies a biasing force F that biases the handle 13 in the direction of the arrow in the figure is attached to the upper mounting portion of the rectangular rod 5 of the handle 13. Yes.

  First, in FIG. 3A, when the handle 13 is pulled forward (lower side in the figure), the handle 13 is rotated 25 ° clockwise, and the handle 13 is in the unlocked position. When the handle 13 rotates, the drive cam 15 rotates together with the contact surface 15a being pushed by the handle 13, as shown in FIG. The square rod 5 rotates together with the drive cam 15, and the hook 4a rotates 25 ° clockwise as shown in FIG. That is, the engagement between the hook 4a and the housing 2 is released and the door 3 can be opened.

  When the hand is released from the handle 13, the hook 4a, the square rod bar 5, the drive cam 15 and the handle 13 are disengaged by the urging force F of the torsion spring 19 engaged with the handle 13 ((b) in the figure). Return to the locked position. That is, the handle 13 returns to the standby position.

  At this time, the locking / unlocking display locker lock 10 is in the state of the front view shown in FIG. 2 (a), and the locking / unlocking display part 12 of the handle 13 is in a state in which the colored surface faces the front (front direction of the handle 13). If the handle 13 is pulled, it indicates that the door 3 is open.

  Therefore, when the locker 1 having the lock / unlock display locker lock 10 is viewed from the front, the colored surface of the lock / unlock display portion 12 of the handle 13 faces the front, so that it is in an unlocked state at a glance from a distance. Judgment can be made.

  Next, the operation of each part in the locked state by the push operation of the handle 13 will be described with reference to FIG. 4, (a) is a front view showing a locked state of the lock / unlock display locker lock 10, (b) is a cross-sectional view taken along line BB of (a), and (c) is an AA view of (a). FIG. In FIG. 4, the handle 13 is in the locked position.

  First, in FIG. 4B, when the handle 13 is pushed into the back side (upper side in the drawing) and rotated 90 ° counterclockwise to the locking position, the handle 13 is directly below the engaging portion 18a of the lock cam 18. The notch portion 13 a rotates, and the engaging portion 18 a of the lock cam 18 fits into the notch portion 13 a of the handle 13 by the urging force F of the torsion spring 16 engaged with the lock cam 18. Further, as shown in FIG. 6C, when the handle 13 rotates 90 ° counterclockwise, the contact surface 15a of the drive cam 15 also moves, and the drive cam 15 moves in the clockwise direction, that is, the hook 4a and the housing 2. Therefore, the door 3 cannot be opened.

  Further, the unlocking / unlocking display portion 12 that was in front of the handle 13 at the time of unlocking is not visible from the front as shown in FIG. 5 (a) (from the front direction of the handle 13 in the standby position (front direction of the door 3)). Since it moves to an invisible position, it indicates that it is locked.

  Accordingly, when the locker 1 having the lock / unlock display locker lock 10 is viewed from the front, the colored surface of the lock / unlock display portion 12 of the handle 13 is not facing the front, so that it is determined at a glance that it is locked from a distance. can do. Moreover, since the locker 1 of this Embodiment can be made into a locked state only by pushing in the handle 13, locking operation can also be simplified.

  Next, the operation of each part when the lock display locker lock 11 is brought into the unlocked state by operating the unlocking lock 14 from the locked state will be described with reference to FIGS. 5, (a) is a front view showing the locked state of the lock / unlock display locker lock 10, (b) is a cross-sectional view taken along the line BB of (a), and (c) is an AA line of (a). FIG. In FIG. 6, (a) is a front view of the lock display locker lock 10 at the time of unlocking operation, (b) is a cross-sectional view taken along line AA in (a), and (c) is B- in (a). B line arrow sectional drawing, (d) is a figure which shows operation | movement of the torsion spring which urges | biases a handle. FIG. 7 is an external perspective view showing the relationship between the unlocking cam 14 a and the lock cam 17. In FIG. 5, the handle 13 is in the locked position. In FIG. 6, the handle 13 is in the locking position, and the locking / unlocking display locker lock 10 is in the process of being unlocked from the locked state.

  First, as shown in FIGS. 5A to 5C, the handle 13 is in the locked position, and the lock cam 18 and the drive cam 18 are in the locked state. When unlocking from this locked state, as shown in FIG. 6A, when a key is inserted into the keyhole of the unlocking lock 14 and rotated counterclockwise, it is shown in FIG. 6B and FIG. An unlocking cam 14a provided at the rear part of the unlocking lock 14 rotates the lock cam 17 clockwise (arrow in the figure).

  Due to the rotation of the lock cam 17, as shown in FIG. 6 (c), the engaging portion 18a of the lock cam 18 that has been fitted in the notch 13a of the handle 13 is disengaged from the notch 13a. As shown, the handle 13 returns to the standby position (unlocked state) by the urging force F of the torsion spring 19 engaged with the handle 13. Then, by returning the unlocking lock 14 to the original position and removing the key from the keyhole, the handle 13 shown in FIG. 2A becomes the standby position, and the lock display locker lock 11 is unlocked.

  Therefore, when the lock / unlock display locker lock 10 in the locked state is inserted into the unlock lock 14 to enter the unlocked state, the colored surface of the lock / unlock display portion 12 of the handle 13 is again directed to the front. The unlocked state can be determined at a glance even from a distance.

  As described above, according to the locker provided with the lock / unlock display locker lock according to the present embodiment, it is possible to lock only by pushing the handle. Can be locked. In addition, since the lock / unlock display part is formed on the handle, the lock / unlock state can be seen at a glance even from a distance. For example, the locker administrator can easily confirm the door lock state. be able to. Therefore, by using the locker provided with the lock / unlock display locker lock, the convenience of the user can be improved and the management burden on the administrator can be reduced.

  The mechanism of the lock / unlock display locker lock can also be applied to a cylinder lock, a number lock or other locks.

  Note that the locking device of the present invention and the storage using the same are not limited to the above-described embodiments, and various changes can be made without departing from the scope of the present invention. For example, the locking / unlocking display unit 12 provided on the handle 13 may be configured to be in a position that cannot be seen from the front in the unlocked state and to be in a position that can be seen from the front in the locked state.

  In the above embodiment, an example in which the handle 13 is rotated (rotated) is shown. However, the “handle” according to the present invention is not limited to this. For example, the handle 13 is arranged in the width direction of the door 3. Alternatively, it may be slid (linearly moved) in the height direction and the thickness direction.

  In addition, an example has been shown in which the handle 13 is unlocked by pulling the handle 13 forward, and the handle 13 is locked by pushing the handle 13 inward, but the “pull operation” and “push-in operation” according to the present invention are the same. For example, the handle may be configured to be slidable, and may be unlocked by a sliding operation (pull operation) in one direction, and may be locked by a sliding operation (push-in operation) in the other direction. .

  The locking device according to the present invention and a storage using the same enable the door to be locked and unlocked at a glance, and the unlocked door can be easily locked without a key.

(A) which concerns on one embodiment of this invention is a front view which shows the principal part structure of a rocker, (b) is a right view of (a), (c) is a top view of (a). (A) according to the present embodiment is a front view showing the internal configuration of the lock / unlock display locker lock, (b) is a cross-sectional view taken along line AA in (a), and (c) is a cross-sectional view along B- in (a). It is B line arrow sectional drawing. (A) concerning this embodiment is a figure showing operation of a handle in an AA arrow sectional view of Drawing 2 (a), (b) is a figure showing composition of a torsion spring which energizes a handle, (c ) Is a diagram showing the operation of the drive cam in the sectional view taken along the line BB in FIG. 2A, and FIG. 4D is a diagram showing the operation of the hook unit. (A) which concerns on this Embodiment is a front view which shows the locking state of the locking / unlocking display locker lock, (b) is a BB sectional view taken on the line of (a), (c) is A- of (a). It is A line arrow sectional drawing. (A) which concerns on this Embodiment is a front view which shows the locking state of the locking / unlocking display locker lock, (b) is a BB sectional view taken on the line of (a), (c) is A- of (a). It is A line arrow sectional drawing. (A) according to the present embodiment is a front view of an unlocking display locker lock at the time of unlocking operation, (b) is a cross-sectional view taken along line AA in (a), and (c) is B in (a). FIG. 4B is a cross-sectional view taken along the line B, and FIG. 4D is a diagram illustrating the operation of the torsion spring that biases the handle. It is an external appearance perspective view which shows the relationship between the unlocking cam and lock cam which concern on this Embodiment.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Locker 2 Case 3 Door 4 Hook unit 4a Hook 4b, 16, 19 Torsion spring 5 Square rod bar 10 Locking display locker lock 11 Lock case 12 Locking display part 13 Handle 13a Notch part 14 Unlocking lock 14a Lock cam 15 Drive cam 15a Contact surface 17, 18 Lock cam

Claims (7)

Is unlocked ready for release of the empty tablet standby position, moving the air lock release position for releasing the empty tablet, and at least three positions of the locking position is a locked state for prohibiting the release of the air-lock It has a handle that can
Locking device. The handle is
By performing a pulling operation from the standby position, it becomes the unlocking position,
It is the locking position by performing a pushing operation from the standby position,
The locking device according to claim 1. It is provided with a lock / unlock display unit that displays a lock or unlock state at the position of the handle,
The locking device according to claim 1 or 2. The locking / unlocking display section
When the handle is in the standby position, it becomes a position visible from the front direction of the handle,
When the handle is in the locked position, the handle is invisible from the front direction of the handle in the standby position,
The locking device according to claim 3. The locking / unlocking display section
When the handle is in the locked position, it becomes a position visible from the front direction of the handle,
When the handle is in the standby position, it is a position that is not visible from the front direction of the handle in the locking position,
The locking device according to claim 3. It further comprises unlocking means for setting the handle from the locked position to the standby position,
The locking device according to any one of claims 1 to 5. The locking device according to any one of claims 1 to 6 is attached to a door, and the door can be locked by an operation of the handle.
Storehouse.

Images