JP3093332U - Picking prevention device - Google Patents

Abstract

(57) [Summary] (with correction) [Problem] To provide a picking prevention device that can be mounted by a simple operation of simply inserting it into a keyhole of a ready-made door-side lock, and prevents unauthorized unlocking. SOLUTION: A cylinder cap 14 for fixing a bezel cylinder to a door side while closing a key hole is provided, and an insertion part head 7 to be engaged with a group of locking driver pins for locking on the door side is provided with a locking hook surface 6. The closing body 2 is in sliding contact with the closing body 1 having the sliding surface 5 for unlocking the insertion portion head 8, and the elliptical rotation hole 3 of the closing body 1 is pivotally connected to the outer edge portion 10 of the eccentric cam disk 9 of the eccentric cam disk 9. And the eccentric cam disc 9
Are provided so as to be pivotally attached to the outer peripheral edge portion 11 of the cam perfect circular projection, respectively, and the cylinder convex portion 13 of the lock cylinder 20 is fitted into the fitting hole 12 of the eccentric cam disk 9, and the lock cylinder 20 and the outside thereof are fitted. Tube 16 and its case 15
Picking prevention device that closes the keyhole of the door with the cylinder cap 14.

Description

[Detailed description of the device]

[0001]

[Technical field to which the device belongs]

  The present invention is a simple operation that can be inserted into the keyhole of the lock on the side of the door that is already manufactured. It can be installed without any need, and a closure with a dedicated lock is attached to itself, such as a door. Inserted and fixed in the key hole to prevent unauthorized unlocking of the lock on the door side, and one door to two lock In addition, it blocks the illegal unlocking of the cam feed caused by the play of the bezel cylinder. The present invention relates to a picking prevention device that prevents unauthorized unlocking due to picking, etc. It

[0002]

[Prior art]

  The conventional locking device can be easily unlocked with an ordinary picking tool, etc. There are many cases of unauthorized unlocking of the locking device. One lock with one lock There were also two-lock type locks, etc., but they inserted the blocker into the locking device and The end hook is locked and unlocked by opening and closing the sliding surface bar like scissors at the base of the device. In addition, the hooks were crossed and the locking hooks were removed. However, during normal use other than unauthorized unlocking However, there was a problem that the operation was difficult and the base part was damaged.   Furthermore, the lock with the bezel cylinder protruding to the front side of the door is a cam feed unlocking Therefore, it was necessary to eliminate the play in the bezel cylinder.   Therefore, in order to prevent such unauthorized unlocking, is it necessary to replace the existing locking device? , In addition to existing locks, installing new locks to make one-to-two locks etc. There was a need.

[0003]

[Problems to be solved by the device]

  The present invention eliminates the lock play of the conventional type with a bezel cylinder. It is an issue, and do not apply unreasonable force to the method of opening the locking hook of the closing body. In addition, the hook surface and the sliding surface are alternately exposed by the method of rotating and sliding the closing body. Configured the method to be used.   Today, when there are many cases of unauthorized unlocking of locking devices by picking, existing locking The picking prevention device without changing the lock device and without performing work. Simply insert the 30 into the keyhole of the existing locking device to easily install one-to-two lock and cover. The purpose of the present invention is to provide a method for preventing unwinding and unlocking.

[0004]

[Means for Solving the Problems]

  According to the present invention of claim 1, the bezel cylinder is closed while closing the key hole 28 of the door 32. It is equipped with a cylinder cap 14 for fixing 18 to the door side, The locking hook surface 6 is attached to the insertion portion head 7 to be engaged with the locking driver pin 21 group. The closing body 2 provided with the closing body 1 having the sliding surface 5 for unlocking the insertion head 8 The elliptical rotation hole 3 of the closing body 1 is in sliding contact with the eccentric cam disc 9 and is eccentric. It is pivotally attached to the outer edge 10 of the elliptical projection, and the perfect circle rotation hole 4 of the closing body 2 is an eccentric cam. The disk 9 is pivotally attached to the outer edge portion 11 of the cam circular projection, and is provided so as to rotate, Cylinder protrusion of the lock cylinder 20 in the fitting hole 12 of the eccentric cam disc 9. The portion 13 is fitted into the lock cylinder 20, the outer cylinder 16 thereof, the case 15, and the cylinder. A picking prevention device for closing the key hole 28 of the door 32 with the da cap 14. It

[0005]   The present invention according to claim 2 provides a bezel cylinder while closing the key hole 28 of the door 32. Closing body 1 and cylinder having a cylinder cap 14 for fixing 18 to the door side 2, the lock key 26 is actuated to fit the cylinder protrusion 13 of the lock cylinder 20. The combined eccentric cam disk 9 rotates, and the perfect circular rotation hole 4 of the closing body 2 causes the eccentric cam disk 9 to rotate. The outer edge portion 11 of the cam circular protrusion of the eccentric cam disk 9 slides, and the closing body 1 The cam eccentric elliptical projection outer edge portion 1 of the eccentric cam disk 9 is formed by the elliptic rotation hole 3 of 0 slides to unlock the sliding surface 5 of the closing body 1 and the locking hook surface 6 of the closing body 2. Pickies each having a structure in which they alternately appear and act alternately. It is an anti-ringing device.

[0006]

[Embodiment of device]

  An embodiment of the present invention will be described with reference to the drawings.   FIG. 1 is a block diagram 1 of a picking prevention device 30 according to the present invention, in which (A) is a front view. , (B) is a side view, FIG. 2 is a closing body 2 of the same device, (A) is a front view, (B) Is a side view. 3 shows the eccentric cam disk 9 of the same device. (A) is a side view, (B) is a front view, and (C) is a perspective view. Furthermore, Figure 4 shows the FIG. 5 is an exploded explanatory view of the rotating portion, and FIG. 5 is a cross-sectional view of the same device, taken along the line XX in FIG. A sectional view and FIG. 6 are partially cutaway front views in which the same device is mounted on the door lock 27, and (A) is 7 is a diagram showing a mounted state of the device, FIG. 7B is a diagram showing a state where the device is being unlocked, FIG. FIG. 7 is a perspective view illustrating the same device being attached to the door lock 27.   The door here refers to the door and lid, and also includes the lock of a tank of a motorcycle or the like. All together.

[0007]   In FIG. 1, the blocking body 1 and the blocking body 2 of the picking prevention device 30 of the present invention are respectively shown. Each has pivot holes 3 and 4, which are brought into sliding contact with each other, and at the same time, locks on the door side such as the door 32. It is configured to be inserted into the key hole 28 of 27.   The rotation hole 4 of the closing body 2 is a perfect circle and is a right angle to the insertion direction of the insertion head 7. It has a hook surface 6 and is inserted into the key hole 28 of the door lock 27 as shown in FIG. 6 (A). When the door lock 27 is engaged, the locking driver pin of the door lock cylinder 22 is locked. It engages with one of the 21 groups.   In the front view of FIG. 1A, the rotation hole 3 of the closing body 1 is located on either the left or right side, or On both sides, the radius of the circle is slightly smaller than the vertical radius compared to the radius of the turning hole of the closing body 1. It is arranged in an elliptical shape that is long in the lateral direction.   The unlocking sliding surface 5 of the insertion portion head 8 in the closing body 1 has a locking hook. It acts to slide and release the engagement with the locking driver pin group 21 against the contact surface 6. It has an angled surface.

[0008]   In FIG. 3, the eccentric cam disc 9 has the elliptical rotation hole 3 of the closing body 1. The cam eccentric elliptical projection is pivotally attached to the outer edge portion 10, and the perfect circular rotation hole 4 of the closing body 2 is made to protrude from the perfect circular cam. The closing body 1 and the closing body 2 are pivotally attached to the outer edge portion 11 and are rotated while being in sliding contact with each other. . At the center point of the eccentric cam disk 9, the fitting hole 12 is the outer edge of the cam circular protrusion. The center point of the small circle on the side of the disk portion 29 is the same as the center point of the small circle on the side of the disk stopper 29, The moving hole 3 and the perfect circular rotation hole 4 of the closing body 2 are slidably brought into contact with each other, and the cam eccentric elliptical protrusion Only the center point of the edge 10 is slightly affected by the unlocking sliding surface 5 of the insertion head 8. As an elliptical protrusion at an eccentric position that is vertically displaced from the center point as much as possible. It is arranged.   At this time, the combination of the elliptical rotation hole 3 of the closing body 1 and the cam eccentric elliptical projection outer edge portion 10 Is a combination of the perfect circle rotation hole 4 of the closing body 2 and the outer edge part 11 of the cam perfect circle protrusion. The eccentric cam disk is pivotally attached to the side of the trick cam disk 9. If there is a relationship in which each combination urges before and after on the 9th surface, This may be mixed up.   The disc stopper 29 is an overwork of the eccentric cam disc 9. It is a stopper for stopping the operation, and may have only one side or other forms.

[0009]   The exploded view of the rotating portion shown in FIG. 4 shows that the screw 19 and the stopper 17 are used to close the closing body 1. The closing body 2 and the eccentric cam disc 9 are used to connect the lock cylinder 20 to the cylinder. It is provided so as to be rotatably pivotally connected by the convex portion 13 and slide, and the compound key 26 has a lock lock. The insertion of the compound key 26 into the compound key lock hole 25 allows the compound key 26 to rotate freely. The trick cam disc 9 is eccentrically rotated, and the cam eccentric elliptical projection outer edge portion 10 is elliptical. The upper edge portion of the sliding contact inner surface of the rotation hole 3 is rotated, and the closing body 1 is slid up and down. It has a current structure. At this time, although not shown, the eccentric Equipped with an eccentric cam, the mudisk 9, the lock cylinder 20, and the duplicate key 26 are arranged at positions. By changing the form of the disc 9, the duplicate key 26 can be inserted from above. It

[0010]   Although the cylinder cap 14 of FIG. 5 has a concave shape, The size may be such that the entire bezel cylinder 18 part can be covered.   Further, it may be flat, and the case 15 of the picking prevention device 30 may be Even if the cylinder cap 14 is not provided, what constitutes the closing body is the bezel. When pressed into the keyhole 28 of the door lock 27 equipped with the cylinder 18, the bezel cylinder Of the picking prevention device 30 so that the contact 18 does not play with the door. The binder cap 14 covers the key hole 28 of the door lock 27 and the case exposed portion 23. Lock driver so that the bezel cylinder 18 is pressed and locked toward the door. The closing body 2 and the closing body 1 each including a locking piece that engages with the deepest part of the pin 21 and an opening piece. It is equipped with.

[0011]

[Effect of device]

  According to the anti-picking device of the present invention, when the door or the like is locked, the existing lock hole is permanently installed. The locking hook of the closure 2 of the picking prevention device 30 by inserting the device. The lock surface 6 is a lock driver door inside the lock 22 of the door side lock 27. It cannot be pulled out because it engages at the deepest part of group 21 and cannot be pulled out with the conventional lock. Since it is possible to completely close the keyhole 28 safely without replacing it, picking Unauthorized unlocking by can be blocked.   Further, the picking prevention device 30 can be unlocked only by using the dedicated duplicate key 26. Therefore, just by mounting this device, it becomes a one-door-to-lock, and the safety of picking is high. Is dramatically improved.   Moreover, due to the play of the bezel cylinder 18, which was the biggest drawback of the door lock 27, , A picking prevention device for picking, which is said to be cam feed performed from the gap 30 is provided with a cylinder cap 14 to serve as a play stopper for the bezel cylinder 18. By doing so, the degree of safety will be further increased.

[Brief description of drawings]

FIG. 1 is a block diagram 1 of a picking prevention device 30 of the present invention, in which (A) is a front view and (B) is a side view.

FIG. 2 is a closing body 2 of the same device, (A) is a front view,
(B) is a side view.

3A is a side view, FIG. 3B is a front view, and FIG. 3C is a perspective view of an eccentric cam disk 9 of the same device.

FIG. 4 is an exploded explanatory view of a rotating portion of the device.

FIG. 5 is a cross-sectional view of the device, taken along line XX of FIG.
FIG.

6A and 6B are partially cutaway front views of the same device mounted on a door lock 27, FIG. 6A showing a mounted state of the device, and FIG. 6B showing a state in which the device is being unlocked.

FIG. 7 is a perspective explanatory view of the same device being attached to the door lock 27;

[Explanation of symbols]

1 occluder 2 occluder 3 Elliptical rotation hole 4 True circle rotation hole 5 Unlocking sliding surface 6 Lock hook surface 7 Insertion head 8 Insertion head 9 Eccentric cam disc 10 Cam eccentric elliptical protrusion outer edge 11 Cam Outer edge of round protrusion 12 fitting holes 13 Cylinder convex part 14 Cylinder cap 15 cases 16 outer cylinder 17 Stopper 18 bezel cylinder 19 screws 20 lock cylinder 21 Locking driver pin 22 Door side lock cylinder 23 Case exposed part 24 spring 25 compound key front hole 26 duplicate key 27 Door lock 28 Keyhole 29 Disk stopper 30 Picking prevention device 31 handle 32 doors

Claims (2)

[Scope of utility model registration request] 1. A lock driver pin 2 for a door side lock 27, comprising a cylinder cap 14 for fixing a bezel cylinder 18 to a door side while closing a key hole 28 of a door 32.
The insertion head 7 to be engaged with the first group has a hook surface 6 for locking.
The closing body 2 provided with the sliding contact with the closing head 1 having the sliding surface 5 for unlocking the insertion head 8 has the elliptical rotation hole 3 of the closing body 1 the cam eccentric elliptical projection outer edge portion of the eccentric cam disk 9. 10 and the perfect circular rotation hole 4 of the closing body 2 has a cam perfect circular protrusion outer edge portion 1 of the eccentric cam disk 9.
1 are pivotally attached to each other and are provided so as to rotate respectively, and the lock cylinder 20 is provided in a fitting hole 12 of the eccentric cam disk 9.
The picking prevention device in which the cylinder convex portion 13 is fitted and the key hole 28 of the door 32 is closed by the lock cylinder 20, its outer cylinder 16, its case 15, and the cylinder cap 14. 2. In the closing body 1 and the closing body 2 provided with the cylinder cap 14 for fixing the bezel cylinder 18 to the door side while closing the key hole 28 of the door 32, the duplicate key 26 is provided.
The eccentric cam disk 9 fitted to the cylinder convex portion 13 of the lock cylinder 20 is rotated by the operation of
The outer edge portion 11 of the eccentric cam disk 9 slides in the perfect circular rotation hole 4 of the closing body 2, and the elliptic rotation hole 3 of the closing body 1 causes the outer edge portion 10 of the eccentric cam disk 9 of the eccentric cam disk 9 to rotate. 2. The picking prevention device is characterized in that the sliding surface 5 of the closing body 1 and the locking hook surface 6 of the closing body 2 are alternately shown by sliding, and act alternately.