JP4030033B2 - Handle lock - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a handle lock, and more particularly to a handle lock used in a vending machine or the like.
[0002]
[Prior art]
Conventionally, handle locks for use in vending machines, etc., have been controlled by cylinder locks, and are usually locked and unlocked only by a door lock lever attached to the handle. (See, for example, JP-A-7-305543).
[0003]
[Problems to be solved by the invention]
Therefore, in the case of the conventional product, when the cylinder lock is unlocked, the handle stored in the handle case protrudes toward the front side, and the protruding handle is operated to unlock the door lock lever.
[0004]
Thus, in the case of the conventional product, the cylinder lock exists only for restricting the movement of the handle, and the door is locked only by the door lock lever on the handle side.
Therefore, conventionally, in vending machines, etc., there has been a demand for the appearance of a handle lock with improved security and further safety.
[0005]
The present invention has been made in view of such a conventional situation.
Therefore, the technical problem of the present invention is to provide a handle lock with improved security and increased safety.
[0006]
[Means for Solving the Problems]
That is, as shown in FIG. 1, the handle lock of the present invention is rotatably attached to the lock body 1 and has a shaft member 3 having a shaft portion 3 b that protrudes from the back side of the lock body 1, A door lock lever 14 on the handle 7 side which is fixed to the shaft portion 3b of the shaft member 3 and linearly extends in parallel to the lock body 1 from the shaft portion 3b, and a front surface of the shaft member 3 head 7a is rotatably supported in the vertical direction are arranged in the handle storage recess 6 Rutotomoni, the locking member 16 and the handle 7 has on the back side, the lock body 1 mounted in the lock body 1 in A cylinder lock 22 having a rotation shaft 24 projectingly disposed on the back surface side and a lock lever 25 on the cylinder lock 22 side fixed to the rotation shaft 24 of the cylinder lock 22 are provided. 25 is the rotating shaft 2 From this portion, the elongated plate-like door lock lever 28 on the cylinder lock 22 side extending linearly in parallel to the lock body 1, and perpendicular to the door lock lever 28 on the cylinder lock 22 side from the portion of the rotating shaft 24. Is formed integrally with a handle lock lever 29 extending from the front end of the lock body 1 and extending parallel to the lock body 1, and the lock member 16 of the handle 7 is formed on the lock body 1. A portion extending parallel to the lock body 1 at the distal end of the handle lock lever 29 can be engaged with the lock member 16 in a state where the lock member 16 is inserted through the through-hole 19 and arranged on the back side of the lock body 1. Locking grooves 9a and 9b are formed in the head portion 7a of the handle 7 at 90 degrees in the front-rear direction, and the through holes 11 of the shaft member 3 are formed in either of the two locking grooves 9a and 9b. Urged forward Posture holding means for holding the ball 10 stored in a state and holding the handle 7 at a horizontal unlocking position or a vertical locking position with the head 7a facing up, separated by 90 degrees, The handle 7 has an inverted T-shape, and the lock member 16 protrudes and is formed on the back side of the intermediate position of the plate-like straight portion 7b extending from the head 7a. At the end of the straight portion 7b of the handle 7 A recess 20B is formed on the upper surface of a plate-like gripping portion 7c extending horizontally to the left and right, and the handle 7 is formed on the lock body 1 so that the front surface and the vertical surface of the lock body 1 are the same. When the handle 7 is pulled up to the front surface of the lock body 1 on both sides of the straight portion 7b of the handle 7 above the gripping portion 7c of the handle 7 stored in the handle storing recess 17, the finger is inserted. Locking position A recess 20A for facilitating gripping of the grip 7c of the handle 7 is formed to be connected to the handle storage recess 17 (claim 1).
[0007]
In the case of the present invention, since the posture can be maintained in a horizontal state when the handle 7 is pulled up, there is an advantage that the operation of unlocking and locking is facilitated.
Further, in the case of the present invention, for example, the index finger and the middle finger are pulled up over the left and right gripping portions 7c of the handle 7, and the handle 7 can be rotated after being pulled up. Therefore, according to this, the handle 7 can be easily grasped, and the locking and unlocking operations can be further facilitated.
In the case of the present invention , the finger 7 can be put on the recess 20B and the handle 7 can be pulled up, so that the lifting operation of the handle 7 can be facilitated.
Furthermore, according to the present invention, when the handle 7 is locked , the handle 7 can be flush with the vertical surface of the lock body 1 and fingers can be inserted into the recess 20A.
[0008]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, a preferred embodiment of the present invention will be described with reference to the accompanying drawings.
[0009]
In the present invention, as shown in FIG. 1 and the like, a shaft housing recess 2 is formed at the upper position of the lock body 1 fixed to the door so as to protrude to the back surface side. A shaft member 3 is arranged. The shaft member 3 is inserted through the large-diameter shaft portion 3 a housed in the shaft housing recess 2 of the lock body 1 and the through-hole 4 formed in the bottom portion of the shaft housing recess 2 of the lock body 1. It consists of a small-diameter shaft portion 3b that protrudes to the back surface side. The shaft member 3 is formed so as to be rotatable with respect to the lock body 1, and is secured by a retaining ring 5 disposed on the back surface of the lock body 1 so as not to fall out of the lock body 1.
[0010]
The front surface of the shaft member 3 attached to the lock body 1 is flush with the front surface of the lock body 1, and a handle housing recess 6 is formed on the front surface. A head 7 a of the handle 7 is disposed in the handle housing recess 6, and the head 7 a is supported on the support shaft 8 so that the handle 7 can be rotated in the vertical direction. The handle 7 is held in the unlocked position or the locked position when the ball 10 is fitted into one of the two locking grooves 9a and 9b formed in the handle head 7a.
[0011]
Further, the shaft member 3 is formed with a through hole 11 penetrating from the central portion of the bottom surface of the handle housing recess 6 to the end surface of the small diameter shaft portion 3b. The ball 10 is inserted into the hole 11 together with the ball 10. The compression spring 12 is formed so as to be urged against the locking grooves 9a and 9b of the handle head 7a. The through hole 11 into which the compression spring 12 is inserted is formed in a screw hole near the small diameter shaft portion 3b, and the compression spring 12 is compressed by a fixing bolt 13 screwed into the screw hole portion.
[0012]
The door lock lever 14 on the handle 7 side arranged on the back side of the lock body 1 is formed of an elongated plate-like member. The door lock lever 14 has an attachment hole formed at one end thereof inserted into the small-diameter shaft portion 3b of the shaft member 3, and is fixed to the stepped portion at the end of the small-diameter shaft portion 3b by a fixing bolt 13. The shaft member 3 is formed to extend linearly from the small-diameter shaft portion 3 b of the shaft member 3 in parallel to the lock body 1. Reference numeral 15 denotes a washer.
[0013]
The handle 7 has an inverted T-shape, and includes a plate-like straight portion 7b extending from the head 7a and a plate-like gripping portion 7c extending horizontally from side to side at the end of the straight portion 7b. Further, the handle 7 is formed with a lock member 16 protruding on the back side of the intermediate position of the linear portion 7b. The lock member 16 includes a lock piece 16a having an inverted L-shaped cross section that protrudes toward the back surface side of the handle 7, and a stopper piece 16b that is provided so as to close the opening on the right side of the lock piece 16a when viewed from the front surface. Has been.
[0014]
In the unlocked position, the handle 7 is held in a state in which the ball 10 is fitted into the locking groove 9a of the handle head 7a and horizontally protrudes from the front surface of the lock body 1 to the near side. On the other hand, in the locking position, the ball 10 is inserted into the locking groove 9b of the handle head 7a and is stored in the handle storage recess 17 formed on the front surface of the lock body 1, and the front surface of the handle 7 and the lock body 1 are The front surface is formed to be flush. In addition, a notch 18 in which a part of the handle 7 is disposed at the locking position is formed on the front surface of the shaft member 3 below the handle housing recess 6. When the handle 7 is housed in the handle housing recess 17 of the lock body 1 at the locking position, the lock member 16 provided in the handle 7 is inserted through the through hole 19 formed in the lock body 1 to lock the lock body. 1 is formed so as to protrude from the back surface side.
[0015]
20 </ b> A (see FIG. 4 and the like) is a recess provided above the handle storage recess 17 on the front surface of the lock body 1. The dent 20A is used to make it easier to grip the grip portion 7c of the handle 7 in the locked position by inserting a finger when the handle 7 is pulled up. Reference numeral 20B (see FIG. 4B) denotes a recess formed on the upper surface of the gripping portion 7c of the handle 7. The recess 20B is provided to easily raise the handle 7 by hooking a fingertip on the grip 7c of the handle 7 at the locking position.
[0016]
The cylinder lock 22 is inserted into a mounting hole 21 formed at a lower position of the lock body 1 and protrudes to the back side of the lock body 1. In the cylinder lock 22, a step portion formed on the outer periphery is fixed at a step portion of the mounting hole 21, and a nut 23 is screwed to a screw portion formed on the outer periphery of a portion protruding to the back side of the lock body 1. And is fixed to the lock body 1.
[0017]
Reference numeral 25 denotes a lock lever. The lock lever 25 is fixed to a rotating shaft 24 protruding from the cylinder lock 22 on the back side of the lock body 1. The lock lever 25 has an attachment hole formed at one end thereof inserted into the rotation shaft 24 of the cylinder lock 22 and is fixed to a step portion position of the rotation shaft 24 by a nut 26. Reference numeral 27 denotes a washer.
[0018]
The lock lever 25 includes an elongated plate-like door lock lever 28 extending linearly in parallel with the lock body 1 from the rotation shaft 24 of the cylinder lock 22 and the door from the rotation shaft 24 of the cylinder lock 22. A handle lock lever 29 that extends perpendicularly to the lock lever 28 and bends toward the lock main body 1 and extends in parallel to the lock main body 1 from the tip thereof is integrally formed. A portion of the distal end portion of the handle lock lever 29 extending in parallel to the lock body 1 is formed as a locking piece 29 a that can be engaged with the lock piece 16 a of the lock member 16 of the handle 7.
[0019]
Hereinafter, the operation of the handle lock of the present invention will be described.
[0020]
In the locking position (see FIGS. 1, 3 and 4), the door lock lever 14 on the handle 7 side and the door lock lever 28 on the cylinder lock 22 side are respectively connected to the small diameter shaft portion 3a of the shaft member 3 and the cylinder lock 22. The door protrudes in a lateral direction parallel to the lock body 1 from the rotation shaft 24 and is in a state of locking the door. On the other hand, in the handle 7, the ball 10 is inserted into the locking groove 9 b of the handle head 7 a and is stored in the handle storage recess 17 of the lock body 1.
[0021]
The lock member 16 of the handle 7 is disposed so as to protrude from the back surface side of the lock body 1 through the through hole 19 of the lock body 1. The lock piece 16 a of the lock member 16 of the handle 7 has an engaging piece 29 a of a handle lock lever 29 extending from the rotating shaft 24 of the cylinder lock 22 inside the vertical portion of the lock piece 16 a of the lock member 16. Has been placed. As a result, even if the handle 7 is about to rotate upward, the lock member 16 is locked by the handle lock lever 29 extending from the rotation shaft 24 of the cylinder lock 22 and is prevented from rotating. The state accommodated in the recess 17 is maintained.
[0022]
Next, the unlocking procedure of the product of the present invention will be described on the assumption that the handle lock is attached to the attachment hole of the door 31 (see FIG. 7) and the handle lock is locked.
[0023]
First, the key is inserted into the key hole 30 of the cylinder lock 22 and rotated, for example, 90 ° to the left. Then, the rotation shaft 24 of the cylinder lock 22 is rotated 90 ° to the left, and the lock lever 25 is rotated 90 ° to the left. When the lock lever 25 is turned 90 ° to the left, the door lock lever 28 faces vertically downward, so that the door 31 is unlocked, and the handle lock lever 29 faces sideways, and the lock member 16 of the handle 7 is released. Is released (see the state of FIG. 2).
[0024]
Next, the handle 7c of the handle 7 is grasped, and the handle 7 is raised to the front upper side. At this time, the ball 10 is inserted into the locking groove 9a formed in the head 7a of the handle 7, and the handle 7 is held so as to protrude horizontally toward the front side of the lock body 1 (FIGS. 2 and 2). 5).
[0025]
Next, as shown in FIG. 6, the handle 7 is rotated 90 degrees to the right. Then, the small-diameter shaft portion 3b of the shaft member 3 is rotated 90 degrees to the right, and the door lock lever 14 faces upward, so that the door 31 is unlocked.
[0026]
Since the door 31 is unlocked by the above operation, the door 31 can be opened by pulling the handle 7 forward.
[0027]
Next, the locking procedure will be described.
[0028]
The locking procedure is the reverse of the unlocking procedure. The following description will be made assuming that the handle lock is unlocked.
[0029]
First, the handle 7c of the handle 7 is grasped and the handle 7 is rotated 90 ° to the left. Then, the small-diameter shaft portion 3b of the shaft member 3 is turned 90 ° to the left, and the door lock lever 14 faces right side, so that the door is locked.
[0030]
Next, the handle 7 is rotated to the lock body 1 side and stored in the handle storage recess 17 of the lock body 1. At this time, the ball 10 is inserted into the locking groove 9b formed in the head 7a of the handle 7, the handle 7 is stored and held in the handle storage recess 17 of the lock body 1, and the lock member 16 of the handle 7 is locked. The through-hole 19 of the main body 1 is inserted and arranged on the back side of the lock main body 1.
[0031]
Next, the key is inserted into the key hole 30 of the cylinder lock 22 and rotated 90 ° to the right. Then, the rotation shaft 24 of the cylinder lock 22 is rotated 90 ° to the right, and the lock lever 25 is rotated 90 ° to the right. When the lock lever 25 is turned 90 ° to the right, the door lock lever 28 faces sideways so that the door is locked, and the handle lock lever 29 is rotated to engage the lock member 16 of the handle 7.
[0032]
By the above operation, the door 31 is locked by the door lock lever 14 on the handle 7 side and the door lock lever 28 on the cylinder lock 22 side, and the handle 7 is moved into the handle storage recess 17 of the lock body 1 by the handle lock lever 29. Locked in the stowed state.
[0033]
Therefore, according to the handle lock of the present invention, since the door can be double-locked by the door lock lever 14 on the handle 7 side and the door lock lever 28 on the cylinder lock 22 side, security is improved and safety is improved. be able to.
[0034]
Even when the sealing degree of the door is increased by packing 32 (see FIG. 7) or the like, the handle lock of the present invention first locks the door lock lever 14 on the handle 7 side by the handle 7 at the time of locking. Because of the state, the load caused by the packing 32 and the like during locking can be absorbed on the handle 7 side. Therefore, according to this, there is an advantage that the cylinder lock 22 is not directly loaded.
[0035]
【The invention's effect】
As described above, the handle lock according to the present invention can double-lock the door by the door lock lever on the handle side and the door lock lever on the cylinder lock side. Can be increased.
[Brief description of the drawings]
FIG. 1 shows an embodiment of the handle lock of the present invention, in which A is a cross-sectional view taken along the line II of FIG. 4A, and B is a perspective view.
2A is a cross-sectional view taken along the line II-II in FIG. 5A, and B is a perspective view.
FIG. 3 is a side view of the handle lock.
4A is a front view of a handle lock, and B is a perspective view. FIG.
FIG. 5A is a front view of a handle lock, and B is a perspective view.
6A and 6B are perspective views of a handle lock, respectively.
FIGS. 7A and 7B are cross-sectional views, as seen from above, showing a state in which the handle lock is fixed to the door, of which A is a state where the door is locked, and B is a door unlocked. The state that has been done.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Lock body 3 Shaft member 3b Small diameter shaft part 7 Handle 14 Door lock lever 16 Lock member 19 Through-hole 22 Cylinder lock 24 Rotating shaft 28 Door lock lever 29 Handle lock lever

Claims (1)

A shaft member that is pivotally attached to the lock body and has a shaft portion that protrudes from the back surface of the lock body, and is fixed to the shaft portion of the shaft member and linearly parallel to the lock body from the shaft portion. The door lock lever on the handle side formed to extend to the handle member, the head portion is disposed in the handle housing recess on the front surface of the shaft member, and is pivotally supported so as to be pivotable in the vertical direction. A handle having a handle, a cylinder lock attached to the lock body and having a rotation shaft protruding from the back side of the lock body, and a lock lever on the cylinder lock side fixed to the rotation shaft of the cylinder lock; The lock lever includes an elongated plate-like cylinder lock side door lock lever that extends linearly from the rotating shaft portion in parallel to the lock body, and a cylinder from the rotating shaft portion. Lock side door lock Bent to the lock body side extends perpendicularly to the chromatography, is formed integrally includes a handle lock lever extending parallel to the further lock body from the tip, the locking member of the handle is formed in the lock body A portion extending in parallel with the lock body at the tip of the handle lock lever can be engaged with the lock member in a state where the lock member is disposed on the back side of the lock body through the through-hole. A locking groove is formed 90 degrees apart in the front-rear direction on the head, and a ball accommodated in a state of being urged forward in the through hole of the shaft member is inserted into either of the two locking grooves. Posture holding means for holding the handle 90 degrees apart at a horizontal unlocking position or a vertical locking position with the head up, and the handle has an inverted T-shape and extends from the head Back of the middle position of the plate-like straight line On the side, the locking member protrudes, a recess is formed on the upper surface of the plate-like gripping portion extending horizontally from side to side at the end of the straight portion of the handle, and the handle is formed on the lock body. The front side of the lock body can be stored in the same handle storage recess, and the front side of the lock body on both sides of the straight part of the handle above the handle gripping part stored in the handle storage recess, A handle lock comprising: a recess for connecting a handle to a handle storing recess so as to facilitate gripping of a handle holding portion at a locking position by inserting a finger when the handle is pulled up.

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