JPH0220793B2 - - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a versatile unlocking device that can be unlocked by any of the following: a key, a rotary key on an inner knob, a computer, etc. The purpose of this is to enable a person who can operate the operation panel 19 such as the numeric keys of the computer device 16 to unlock and open the door without having to possess the key 33. Children who are unable to operate the operation panel 19 etc. can use the key to open the lock, and the lock can be opened in a variety of ways using a single lock that can be opened directly from the inside using the inner knob. The purpose is to provide a locking device. Conventionally, there are two types of locks: those that can be opened from the inside without the need for a key or a locking device using a computer device, and those that can be unlocked from the outside only with a key, and those that use a computer device. There are two types of locks: one that can be unlocked only with a locking device, and one that can be unlocked only with a key.If you go out and do not have the key with you when you return home, you will feel extremely inconvenienced if you use a lock that can be unlocked only with a key. In addition, in the case of locks that are unlocked only by a computer-based unlocking device, if you forget the numbers or order in which to operate the operation panel such as a numeric keypad, or if you are a child, etc. For those who cannot operate the board, this is a great inconvenience.

However, in the present invention, in addition to an unlocking means using a key and a key turning means using an inner knob, an unlocking device using a computer device is skillfully combined and incorporated into one lock, and it is possible to incorporate an unlocking device using a computer device into one lock. It is designed so that it can be easily unlocked even when the door is opened.

Next, detailed explanation will be given with reference to the accompanying drawings showing an example of the implementation of the present invention. 1 is a fixed frame that should be attached to a door etc.
A rotatable ring 2 is inserted into the upper inner surface. Reference numeral 3 denotes a recessed portion, which is bored at one location on the outer circumferential surface of the ring 2. Reference numeral 13 denotes an outer knob, which is loosely fitted to the outside of the lock cylinder 12 so as to be freely rotatable. Numeral 4 is a concave portion, which is formed in large numbers on the outer peripheral surface of the outer knob 13 on the ring 2 side.
When the knob 13 is fitted into the lock cylinder 12 and the ring 2 is fitted into the fixed frame 1, the recessed part 3 and any one of the many recessed parts 4 come into contact as shown in FIG. It is located so that it is continuous.
Reference numeral 5 denotes a projecting piece, which is installed on the fixed frame 1 so as to face the concave part 3 and the concave part 4 which are continuous with each other. 14 is the head of the protruding piece 5, and the protruding piece 5 is compressed by the compression spring 15.
This is to compress the material in the direction of extraction. When the projecting piece 5 is energized by a computer device 16 (to be described later), the electromagnet 20 generates a magnetic field, and the projecting piece 5 is inserted into the recessed part 3 and the recessed part 4 against the elasticity of the compression spring 15, and the ring 2 and the outer knob 13 It is equipped so that the two are linked together. However, when the power supply is cut off by the computer device 16, the projecting piece 5 retreats due to the elasticity of the spring 15 as shown in FIG. This disconnects the outer knob 13 from the outer knob 13. Reference numeral 16 denotes a computer device, which is installed inside the lower part of the fixed frame 1, and generates an output signal in response to a specific input signal from an operation panel 19 such as a numeric keypad, as is well known. Reference numeral 20 denotes an electromagnet, which is connected via a relay or the like connected to the power supply and the output terminal of the computer device 16.
When the operation panel 19, such as the numeric keypad 6, is operated properly, a magnetic field is generated. Reference numeral 21 denotes an iron piece, which is pivotally supported 23 on the fixed frame 1 at an intermediate position between the attraction part to the electromagnet 20 and the pressing part 22 provided opposite to the head 14 of the projection piece 5, and the electromagnet 20 generates a magnetic field to cause the iron piece 21 to move. In the case of suction, the head 14 of the protruding piece 5 is pressed by the pressing portion 22, and the protruding piece 5 is inserted into the recessed part 3 and the recessed part 4 against the elasticity of the compression spring 15. . Reference numeral 6 denotes a lock shaft, the distal end of which is crowned with an inner knob 17, and the proximal end of which is inserted into a through hole 18 bored eccentrically relative to the ring 2 fitted into the fixed frame 1. A hub 8 that protrudes laterally is attached to the base end 7 of the lock shaft 6. Due to the presence of the hub 8, the lock shaft 6 does not escape from the through hole 18 and rotates into the through hole 18 of the fixed frame 1. It is supported as possible. Reference numeral 10 denotes a through recess formed in a position facing the hub 8 of the lock shaft 6 of the ring 2, and the hub 8 passes through the recess 10 and engages with the ring 2.
When the outer knob 13 and the ring 2 are linked by the projection 5, rotating the outer knob 13 prompts the ring 2 to rotate, and the rotation of the ring 2 causes engagement with the hub 8. The lock shaft 6 is urged to rotate, and the lock can be unlocked by operating the operation panel 19 of the computer device 16 without a key. 9 is a recessed part, and the lock shaft 6
A substantially semicircular hole is formed in the base 7 of the holder.
Reference numeral 11 denotes a protrusion protruding from the rear end of the lock cylinder 12, which is located at an eccentric position with respect to the center of the cylinder 12. When the ring 2 is rotatably fitted into the fixed frame 1 to the rear end, The protrusion is located at a position where it is inserted into the substantially semicircular recess 9,
The lock shaft 6 and the lock cylinder 12 can be rotated in conjunction with each other by engagement between the recess 9 and the protrusion 11 fitted therein. Reference numeral 24 denotes a stopper at the tip of the pressing portion 22 of the iron piece 21 that presses the head 14 of the protruding piece 5, one end of which is pivotally supported 25 on the fixed frame 1, and the pressing spring 26 is used from the back side of the stopper. It is ejected toward the tip of the portion 22. Reference numeral 27 denotes a locking piece, which is the tip of the pressing portion 22 of the iron piece 21, projects in the direction of the locking piece 24, and comes into contact with the locking piece 24. 28
is a latch hook, which exists in the direction of the protruding piece 5 of the stopper piece 24, and when the iron piece 21 is attracted by the electromagnet 20 and the latch piece 27 enters the recessed part 3 and the recessed part 4 together with the protruding piece 5, As shown by the imaginary line in Figure 1, the latch hook 28
Even when the latching piece 27 is latched, the power supply to the electromagnet 20 is cut off, and the suction of the iron piece 21 is released, the pressing state of the protruding piece 5 by the pressing piece 22 continues, and the power to the electromagnet 20 is cut off. Even after this, the protruding piece 5 continues to be inserted into the recessed part 3 and the recessed part 4. Reference numeral 29 denotes a recess formed in the center of the other end of the stopper piece 24, which is located at a position facing the head 14 of the protrusion piece 5 when the protrusion piece 5 enters the recessed part 3 or the recessed part 4; is in a recessed state, so the protruding piece 5
It does not come into contact with the head 14 of the protrusion 5, and does not interfere with maintaining the advanced state of the protrusion 5. 30 is a protrusion,
Both side end surfaces of the recessed portion 29 of the stopper piece 24 protrude toward the head 14. Initially, the electromagnet 20 is pressed by attracting the iron piece 21, and the locking piece 27
is hooked to the hook 28, and by further rotating the outer knob 13, the protruding piece 5, which remained in the advanced state even after the electric current of the electromagnet 20 is cut off, is moved to the side surface of the head 14 of the protruding piece 5. will press the protruding portion 30 of the stopper piece 24. Therefore, the latch piece 27 is released from the latch hook 28, and the compression spring 15 is expanded.
Projection piece 5 whose pressing part 22 has already been released
The outside knob 13 is pulled out from the recessed part 3 and the recessed part 4.
, the connection with ring 2 is released and the outer knob 13
is idle unless the computer device 16 operates the electromagnet 20. For lock shaft 6
The lock cylinder 12 can be rotated by the key 33 or the lock shaft 6 can be rotated by the inner knob 17. Reference numeral 31 denotes a spring protruding from the surface facing the outer knob 13 of the ring 2, which has a recess similar to the recess 3 adjacent to the recess 3, and is connected to the recess 3 and any of the recesses. When the parts 4 are in contact with each other to form a continuous series, the springs 31 are located at a position facing any other concave part 4, and the tips of the springs 31 have an inlet/outlet piece with a hemispherical tip. 32 and slightly protrudes from the surface facing the outer knob 13 of the ring 2. When the outer knob 13 is turned, the recessed part 3
When the concave portion 4 and the concave portion 4 form a series, the spring 3
1, the retractable pieces 32 fit into the recesses 4, and when the outer knob 13 is turned, the rotation is intermittent, and the sound emitted when the retractable pieces 32 fit into each recess 4 causes the recesses to be inserted. It is possible to know that the part 4 and the recessed part 3 are in a continuous state, and at the same time, maintain the continuous state stably and create a state in which the protruding piece 5 can enter across the recessed part 3 and the recessed part 4. This can be easily achieved.

The present invention has the above-described configuration, and when using the present invention, if the user wishes to unlock the lock using the operation panel 19 of the computer device 16 without using the key 33, the operation panel 19 is used to press the numbers required to open the lock in the correct order. If the numbers match, the electromagnet 20 is energized and the protrusion 5 moves between the recess 3 of the ring 2 and the outer knob 13. The ring 2 and the outer knob 13 are connected to each other, and when the knob 13 is rotated, the rotation of the knob 13 rotates the lock shaft 6 via the ring 2. It is for unlocking. When the key 33 is used to open the lock, the cylinder 12 rotates when the key 33 is inserted into the keyhole and rotated.
Since the protrusion 11 of No. 2 fits into the recess 9 of the lock shaft 6, the lock shaft 6 is rotated to unlock the lock. If you want to open the lock from the inside, you can directly turn the inner knob 17 to rotate the lock shaft 6, so you can open the lock immediately.

[Brief explanation of drawings]

The accompanying drawings show an example of carrying out the present invention, in which Fig. 1 is a longitudinal sectional view of the main part taken through the center of the outer knob, Fig. 2 is a side view of the main part with the cylinder and outer knob removed, and Fig. 3 is a side view of the main part. Figure 4 is a structural diagram of the main part showing the relationship between the stopper and the solenoid, Figure 5 is an external side view of the main part, and Figure 6 is a diagram of the main part showing the relationship between the stopper and the protrusion. It is an exploded perspective view. 1...Fixed frame, 2...Ring, 3...Recessed part,
4... Recessed portion, 5... Protruding piece, 6... Lock shaft, 7...
... Lock shaft base, 8 ... Hub, 9 ... Recess, 10 ...
...through recess, 11...protrusion, 12...lock cylinder, 13...outer knob, 14...head, 15...
...Extension spring, 16...Computer, 17...
Inside knob, 18...Through hole, 19...Dial, 2
0... Solenoid, 21... Iron piece, 22... Pressing portion, 23... Pivotal support, 24... Stop piece, 25... Pivotal support, 26... Pressing spring, 27... Latching piece, 28...
...Latching hook, 29...Recess, 30...Protrusion, 31
... spring, 32 ... entry/exit piece, 33 ... key.

Claims (1)

[Scope of Claims] 1. The same lock can be opened by rotating the lock shaft directly with the inner knob, or by rotating the lock shaft with a key through the lock cylinder, and then rotating the lock shaft using a computer device. In a multi-purpose locking device, a lock shaft directly connected to a known inner knob is loosely fitted into a fixed frame, a known lock cylinder is linked to the lock shaft, and a ring is rotatably attached to the fixed frame. A recess is formed in the end face of the ring rotatably fitted into the fixed frame, an outer knob is loosely fitted into the lock cylinder, and a lock shaft is linked to the ring. A case where a recess is provided, a protrusion that can be fitted across the recess and the recess by an electromagnet is provided on the fixed frame facing the recess and the recess, and a specific input signal is input to the computer device. ,
A versatile lock opening device characterized in that the electromagnet is configured to conduct current. 2. The base of the lock shaft is rotatably supported by the fixed frame, and a penetrating recess is provided in the outer periphery of the ring rotatably fitted into the fixed frame in the lateral direction of the lock shaft base, and the recess is inserted into the lock shaft. A hub is provided to protrude laterally through the lock shaft base, a substantially semicircular recess is bored in the lock shaft base surface, and a protrusion that fits loosely into the recess is provided at the rear end of the lock cylinder. , an outer knob is loosely fitted into the lock cylinder, a linking device is provided between the outer knob and the ring, and the linking device can be attached and detached by a computer-based unlocking device. A versatile lock opening device as described in Scope 1. 3. A recess is formed in the end face of the ring that is rotatably fitted into the fixed frame, an outer knob is loosely fitted into the lock cylinder having a keyhole, a recess is provided in the proximal end face of the outer knob, and the recess is inserted into the lock cylinder. A protrusion that can be fitted across the entrance and the recess is provided on the fixed frame facing the recess and the recess, a compression spring is provided at the base of the protrusion, and a specific input signal is sent to the computer device. In the case of input, an electromagnet to conduct current is provided, an iron piece is provided opposite to the electromagnet, a pressing part is connected to the iron piece, the middle is pivotally supported on a fixed frame, and the pressing part is linked to the protruding piece. 3. The multi-purpose unlocking device according to claim 2, wherein the ring and the lock shaft are attached to and detached from each other. 4. When a specific input signal is input to the computer device, a pressing piece that is interlocked with an electromagnet to turn off the current is provided facing the head of the protruding piece, and the tip of the pressing piece is attached to and detached from the head of the protruding piece. molding a latching piece, and pivotally supporting a latching piece having a latching hook opposite to the latching piece;
The back surface of the stop piece is made elastic in the direction of the protrusion by a pressing spring, both parts of the stop piece are extended to both sides to form a protrusion, and the ring and the lock shaft are formed into a protrusion shape. 4. The multi-purpose unlocking device according to claim 3, characterized in that: 5. When a specific input signal is input to the computer device, current is turned off to the electromagnet, and when the power to the electromagnet is cut off, by rotating the outer knob, the recessed part of the ring and the outer knob are drilled. When the appropriate concave portions are connected to each other and are continuous, the spring having the retractable piece existing in the ring allows the retractable piece to move in and out of each concave portion, and the rotation of the outer knob with respect to the ring is made intermittently. A multi-purpose unlocking device according to claim 3, characterized in that: