JPH05156847A - Device for releasing key management locking all at once at key management machine - Google Patents

Abstract

PURPOSE:To make the simultaneous release of key management members possible by using an emergency unlocking key. CONSTITUTION:Locking/unlocking claw portions 25 to conduct the locking/unlocking of inserted key management members 4 are provided respectively at key management member insertion portions 5 into which plural key management members 4 fitted with keys respectively are inserted. An electrical drive portion to move locking/ unlocking claw portions 25 selectively to locking positions or unlocking positions is controlled by means of a control portion and conducts the locking or unlocking of a desired locking/unlocking claw portion. A lock mechanism 7 to be unlocked by means of an emergency unlocking key operates the operation piece 41 of an unlocking mechanism and is moved in linkage at the time of unlocking by means of the emergency unlocking key, and moves all locking/unlocking claw portions 25 to unlocking positions and conducts the simultaneous unlocking of key management members. Accordingly, the simultaneous take out of key management members at the time of maintenance checkup becomes possible. The efficiency of maintenance checkup can be improved, and even in such cases as power failure and circuit disorder, management at the time of emergency can be carried out.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to, for example, a key for operating a cash handling machine, a tailor's machine, etc. installed in a financial institution, or a key for a rental vehicle, a company car, other vehicles, a hotel, etc. The present invention relates to a key management locking / unlocking device in a key management machine that manages keys and the like.

[0002]

2. Description of the Related Art As a conventional key management machine of this type, a structure described in Japanese Patent Publication No. 58-56792 is known. This key management machine has an insertion part of a key management member such as a key holder to which a key is attached, and a locking and unlocking claw part for individually locking and unlocking the key management member inserted in this insertion part is provided, Each of the locking / unlocking claws has a structure in which it is moved to an unlocking position by an electric drive unit such as a solenoid.

[0003]

In the key management machine having the above-mentioned structure, since each locking / unlocking claw is moved to the unlocking position by the electric drive, the electric drive is energized due to a circuit failure. Otherwise, the key management member cannot be unlocked and the key management member cannot be lent out. Further, even if all the keys are to be taken out at the same time during maintenance and inspection, the key management members must be individually unlocked, which is a very troublesome problem.

The present invention has been made in view of the above problems, and provides a key management machine which uses an emergency unlocking key to enable simultaneous release of all key management members by an unlocking operation of the emergency unlocking key. A key management locking / unlocking device is provided.

[0005]

According to a first aspect of the present invention, there is provided a key management locking / unlocking device for a key management machine, comprising: a key management member inserting section for inserting a plurality of key management members each having a key attached thereto; Locking / unlocking claws for locking / unlocking the key management members provided in the respective key management member insertion parts, and electric drive for selectively moving the locking / unlocking claws to a locking position or an unlocking position. Section, a control section that controls each electric drive section to lock or unlock the locking / unlocking claw section desired by the operator, a lock mechanism that is unlocked by an emergency unlock key, and an emergency of this lock mechanism. It is provided with an unlocking mechanism that is interlocked with an unlocking key and moves all locking / unlocking claws to an unlocking position to simultaneously unlock the key management member.

According to a second aspect of the present invention, there is provided a key management locking / unlocking device for a key management machine in the key management locking / unlocking device according to the first embodiment. It has a key management machine body equipped with a dynamic drive section, a control section, a locking mechanism and an unlocking mechanism. The key management machine body is formed with a wall-hanging section into which the protrusion of the wall section can enter, and an emergency release key. A locking member for locking and unlocking the protrusion is provided in conjunction with locking and unlocking of the locking mechanism by.

[0007]

In the key management locking / unlocking device for the key management machine according to the first aspect of the present invention, the key management members inserted in the key management member insertion sections are operated by the electric drive section by the output of the control section. Locking and unlocking is locked at the claw part. When using the key attached to the key management member, the lock / unlock claw part unlocks the key management member by the operation of the electric drive unit corresponding to the key management member by the output of the control unit. The management member can be pulled out. Further, when simultaneously unlocking a plurality of key management members that are inserted into the key management member insertion portion and locked by the locking / unlocking claw portion, when the lock mechanism is unlocked by the emergency unlocking key, All the locking and unlocking claws are moved to the unlocking position in conjunction with the unlocking mechanism by the unlocking operation with the emergency unlocking key of the lock mechanism, and all the key management members are operated even if the electric drive is not energized. Can be unlocked all at once.

According to a second aspect of the present invention, there is provided a key management locking / unlocking device for a key management machine comprising a key management member insertion section, a locking / unlocking claw section, an electric drive section, a control section, a locking mechanism and an unlocking mechanism. A state in which the protrusion of the wall is inserted into the wall hanging part of the provided key management unit and the lock is locked by the locking operation of the lock mechanism by the emergency release key, and the key management unit is locked on the wall. It is fixed by. When removing the main body of the key management device from the wall, the protrusion of the lock member is unlocked in conjunction with the unlocking operation of the lock mechanism by the emergency release key, and the main body of the key management device is removed from the wall. be able to.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, a configuration of an embodiment of a key management machine of the present invention will be described with reference to the drawings.

In FIG. 1, reference numeral 1 denotes a key management machine main body, which is formed in a housing and has a recessed portion 3 which is opened and closed by a door body 2 rotatably attached to a lower portion of the key management machine main body 1 on the front surface. Are formed. A key management member insertion portion 5 for inserting a plurality of key management members 4 in the left-right direction is opened in the upper portion of the recess 3.

Further, on the upper part of each key management member insertion portion 5, there is formed a key use state display portion 6 for displaying the insertion state of the key management member 4, respectively. The display section 6 is an insertion section 5
When the key management member 4 inserted in the key is locked, it is turned off, when the key management member 4 inserted in the insertion part 5 is unlocked, it is illuminated in green, and the key management member 4 is removed from the insertion part 5. When it is removed, it is illuminated in red.

An emergency unlocking mechanism 7 of the emergency unlocking device that is unlocked by the emergency unlocking key is provided on one side of the portion of the key management machine body 1 covered by the door body 2. ing. Further, a mounting portion 9 for the recording paper 8 is formed on the lower portion of one side, and a lead-out portion 10 for the recording paper 8 is formed on the recording paper mounting portion 9. Further, a recording paper feed operation button 11 is provided above the lead-out section 10.

Further, a door closing detection hole 12 is opened above the operation button 11, and the door opening 2 is inserted in the door closing detection hole 12.
The detection protrusion 13 protruding from the inner surface of the door 2 is inserted when the door is closed.

Further, a card insertion section 15 of a card reader is provided on one side which is not covered with the door body 2 of the management machine body 1 and is always exposed, and a liquid crystal display section 16 is provided on the front upper part. And an operation unit, for example, a plurality of operation keys 17 are provided. Further, a door locking mechanism 18 of the emergency unlocking device is provided on the upper front portion of the management machine body 1, and a power switch 19 is provided on the side surface.

Next, the key management member 4 is formed in the shape of a key holder as shown in FIGS.
20 are attached, and on both sides of the rear end, engaging grooves 21 of different positions and numbers are formed at the rear end for each key management member 4.

Further, on the inner end side of the key management member insertion portion 5, there are provided projections 22 for restricting engagement with the engagement grooves 21 of the key management member 4, and the engagement grooves of the key management member 4 are provided. The key management member 4 is not inserted when the engagement groove 21 of the key management member 4 and the restriction projection 22 do not match. A lock recess 23 is formed on the upper surface of the key management member 4.

Further, at the inner end of each key management member insertion portion 5 of the key management machine body 1, a locking and unlocking claw portion 25 which is engaged and disengaged with the locking recess 23 of the key management member 4 is formed at the tip. Lever 26
Are rotatably supported by a support shaft 27. At the rear end of each locking / unlocking lever 26, an electric drive portion, for example, an engagement portion 30 that is engaged with an engagement pin 32 of an attraction rod 29 of a solenoid 28 is formed, and the attraction rod is excited by the solenoid 28. When 29 is attracted against the spring 31, the locking / unlocking lever 26 is rotated and the locking / unlocking claw 25 is retracted from the locking recess 23 of the key management member 4 in the inserted state. When the solenoid 28 is not excited, the spring 31 urges the attraction rod 29 to release the engagement with the locking / unlocking lever 26, and the locking / unlocking lever 26 is released.
26 is returned by its own weight to the position where it engages with the locking recess 23 of the key management member 4 into which the locking / unlocking claw 25 is inserted. Then, when the key management member 4 is inserted into the insertion portion 5, the locking / unlocking claw portion 25 is pushed upward, and when the key management member 4 is completely inserted, the locking / unlocking lever 26 is returned and rotated by its own weight. Locking / unlocking claw 25 is the locking recess
It is designed to be engaged with 23.

Further, as shown in FIG. 2, a detector operated by the key management member 4 inserted in the key management member insertion portion 5, for example, an actuator 36 of the microswitch 35.
Is provided to detect the insertion / removal of the key management member 4. It should be noted that this detection unit is provided with a switch for detecting the swinging position of the lock lever 26, and depending on the conditions of both the switch and the switch 35, the lock / unlock claw portion 25 locks the key management member 4. It can also be detected.

Further, the emergency unlocking mechanism 7 unlocked by the emergency unlocking key is rotated by the rotation of the inserted key, as shown in FIGS. 3 to 5. A substantially L-shaped turning piece 36 is fixed to the shaft portion 7a, and a tip end of the turning piece 36 is a rotation shaft rotatably supported in the key management machine body 1.
The engagement rod 38 fixed to 37 is engaged to rotate the engagement rod 38 against the spring 39. An operating piece 41 of an unlocking mechanism having an engaging portion 40 that engages with each of the locking / unlocking levers 26 via an engaging pin 32 is fixed to the rotating shaft 37. The locking / unlocking levers 26 are simultaneously rotated so that the locking / unlocking claw portions 25 at the tip end are retracted from the locking recesses 23 of the key management member 4 to unlock the key management members 4.

As shown in FIGS. 4 and 5, the rotating shaft portion 7a is rotated by the rotation of the key of the emergency unlocking mechanism 7.
A substantially L-shaped lock member 42 is fixed to the lock member 42, and a lock portion 43 is formed by bending at the tip of the lock member 42.
Further, as shown in FIG. 6, on the back surface of the key management machine body 1, there are formed mounting holes 45 in which the upper part has a small diameter and the lower part has a large diameter at each corner and middle part.

Further, as shown in FIG. 6, a mounting plate 46 for mounting the key management machine body 1 on the wall surface is fixed to the wall portion. The front surface of the mounting plate 46 corresponds to the mounting hole 45 as the wall hanging portion of the key management machine body 1 and the small diameter portion of the upper portion.
A protruding portion 49 having an engaging portion 48 having a diameter larger than that of 47 is formed at the tip. Then, when the projection 49 of the mounting plate 46 is inserted into the mounting hole 45 of the key management machine body 1 and the key management machine body 1 is lowered, the projection 49 is engaged with the small diameter portion 47 of the mounting hole 45,
The engaging portion 48 is engaged with the inside of the peripheral edge of the small diameter portion 47, and is prevented from coming off.

When the lock member 42 is rotated by the rotation of the rotating shaft portion 7a which is rotated by the rotation of the key of the emergency unlocking mechanism 7, the lock portion 43 of the lock member 42 is attached to the mounting hole. 45
Engaging with the protrusion 49 that is engaged with the small diameter portion 47 of
49 is held in the small diameter portion 47 of the mounting hole 45, and the key management machine main body 1
Is fixed to the mounting plate 46. In addition, the emergency unlocking mechanism 7
When the lock member 42 is rotated in the opposite direction by the rotation of the rotary shaft portion 7a in the opposite direction, the lock portion 43 is separated from the protrusion 49, and the protrusion 49 is set to the large diameter portion below the mounting hole 45. Position it, remove it from the mounting hole 45, and attach the key management unit body 1 to the mounting plate.
Can be removed from 46.

The door 2 is locked as shown in FIG.
A hook-shaped locking projection 50 is provided on the inner surface of the door body 2 (not shown in FIG. 1), and a door body locking hole 57 through which the locking projection 50 is inserted is opened on the front surface of the key management machine body 1. The locking projections 50 are provided on the locking plate 51 of the door locking / unlocking device that slides along the inner surface of the locking hole 57.
A door locking hole 52 for engaging with the door locking mechanism 18 is formed.
The operating portion 51a is engaged with the rotating portion 53 which is rotated by the key, and the locking plate 51 moves in the locking direction so that the locking projection 50 inserted into the door locking hole 57 engages. The locking plate 51 is connected to a suction rod 55 that is attracted by the exciting action of the solenoid 54, the locking plate 51 is moved in the unlocking direction by the suction action of the suction rod 55, and the door locking hole 52 locks the locking protrusion 50. When the solenoid 54 is not excited, the spring 56 causes the locking plate 51 to return to the locking position.

Further, as shown in FIG. 8, a control unit 60 including a CPU includes a plurality of operation keys 17 of the operation unit 61 and a card for reading the card inserted in the card insertion unit 15. The door body open / close detection unit 63 and the key management member 4 including a reader 62, a sensor that detects that the detection protrusion 13 of the door body 2 is inserted in the door body closure detection hole 12 in the closed state, and the key management member 4 are provided in the insertion unit 5. Outputs from the key management member insertion detection unit 64 including a plurality of microswitches 35 that detect insertion are connected to the control unit 60 so that the respective outputs are input.

The emergency unlocking mechanism 7 of the emergency unlocking device 65 has the unlocking lever portion 26 and the solenoid as described above.
A plurality of key management member locking devices 66 each including 28 and a lock device 67 of the key management device main body 1 including a lock member 42 are connected so as to be mechanically interlocked. Further, the door locking mechanism 18 is the door locking / unlocking device including the locking plate 51 as described above.
It is mechanically connected to 68.

Further, in the control unit 60, a printer unit 69 for printing on the recording paper 8, a liquid crystal display unit 16, each key use state display unit 6 including a diode, and a locking / unlocking lever of each key management member 4 are provided. Multiple solenoids to unlock 26
Each key management member locking device 66 and a solenoid 54 for electrically driving a locking plate 51 for unlocking the door 2
Is connected to the electric drive unit 70, which receives the output of the control unit 60. And this electric drive unit 70
Is mechanically connected to the locking plate 51 as described above.

The key management machine equipped with the control unit 60 is connected to a host computer 71 or a computer such as a personal computer. As shown in FIG. 9, the key management machine 72 serves as a master unit. In other configurations, the same key management machine 73 is connected as a slave device without the printer unit 69.

Further, the display unit 16 has a mode display,
Print display, registration display, administrator registration display, date, etc. are displayed.

A plurality of operation keys 17 of the operation section 61 are also provided.
Is a numeric key, a mode selection key, a key number key used for registering and extracting keys, confirming the user of the key, specifying at the time of close inspection, a code key used for registering a code number, the end of processing, It is composed of a completion key and a numeral clear key used during confirmation processing.

Further, the card that can be read by the card reader 62 is a magnetic card, an IC card, etc., such as a manager's card, a key user's card and a guard's card, and the manager's card is an initial operation, a door. Use permission operation mode enabling unlocking of the body 2, management registration mode including administrator registration mode, security guard registration mode, and key user registration mode, normal operation mode for removing the key management member 4, door lock The mode and print mode can be operated.

In addition, the guard card can be operated in the initial operation, the operation mode in which the door 2 can be unlocked, and the normal operation mode in which the key management member 4 is removed.

Further, the key user card is used for initial operation,
It is possible to operate the normal operation mode of removing the key management member 4 and the door lock mode when all the key management members 4 are inserted.

Next, the operation of this embodiment will be described.

The use mode is set by the first mode using only the card, the second mode using the card and the secret code, the third mode using the card and the code number, and the fourth mode using the card, the secret code and the code number. The mode and the fifth mode based only on the code number can be selected.

In the first operation mode, the initial operation is set to use a card as shown in FIGS. 10 and 15 (step 1), and the card is read by the card reader 62 (step 2). ), When the card is read, the read data and the data stored in the card data registration storage unit 75 are compared and judged by the comparison control unit 76 (step 3), and the use of the personal identification number and the use of the code number are confirmed. Since it is not set (steps 4 and 8), one of the administrator permission signal, the security guard permission signal, and the key user permission signal is output.

In the second mode of use, FIG. 11 and FIG.
As shown in 15, the card is set to be used (step 1), the card is read by the card reader 62 (step 2), and when the card is read, the personal identification number read by the card reader 62 is read. The data is input to the comparison control unit 77 (step 3), the use of the personal identification number is set (step 4), and the display unit 16 is displayed waiting for the personal identification number (step 5). By inputting the personal identification number by operating the operation unit 61 (step 6), the data stored in the host computer 71 is called from the calling unit 78, the comparison control unit 77 compares and determines (step 7), and the use of the code number is set. Since it has not been done (step 8), one of the administrator permission signal, the security guard permission signal, and the key user permission signal is output.

In the third usage mode, FIG. 12 and FIG.
As shown in 15, the card is set to be used (step 1), the card is read by the card reader 62 (step 2), and when the card is read, the code number read by the card reader 62. Data is card data recall storage
The data of the card data registration storage unit 80, which stores the card number and the code number of the control unit 60 stored in 79, is called (step 4), and the use of the personal identification number is not set (step 4), the code Since the number use setting has been made (step 8), the display for waiting the code number input is displayed (step 9), and the code number is input by operating the operation section 61 (step 9), and the data is compared with the data from the calling section 78. Control unit
The comparison is judged at 81, and either the administrator permission signal, the security guard permission signal, or the key user permission signal is output.

Further, in the fourth mode of use, as shown in FIGS. 13 and 15, the card is set to be used (step 1), and the card is read by the card reader 62 (step 2). When the card is read, the code number data read by the card reader 62 is input to the card data recall storage unit 79, and the card data registration storage unit 80 storing the card number and the code number of the control unit 60 is stored. Since the data is called (step 3) and use of the personal identification number is set (step 4), a display for waiting for the personal identification number is displayed on the display unit 16 (step 5). When the personal identification number is input by operating the operation unit 61 (step 6), the data stored in the host computer 71 is called from the calling unit 78 (step 7). Further, since the use of the code number is set (step 8), the display for waiting the code number is displayed (step 9). By inputting the code number by operating the operation unit 61 (step 10), the comparison control unit 81 compares and determines the data in the card data registration storage unit 80, and the output from the comparison control unit 81 and the data stored in the host computer 71 are stored. When the output of the calling unit 78 of the present data is input to the AND circuit 83, either the administrator permission signal, the security guard permission signal, or the key user permission signal is output.

In the fifth usage mode, as shown in FIGS. 14 and 15, only the code number is set to be used (steps 1, 4, 8), and the code number can be input by operating the operation section 61 ( Step 10), code number registration data storage unit 84
The comparison control unit 81 compares and judges the data stored in
It outputs one of the administrator permission signal, the security guard permission signal, and the key user permission signal.

Next, as shown in FIG. 16, when the output from the control unit 60 is an administrator permission signal or a guard permission signal (step 11), the solenoid 54 of the electric drive unit 70 is operated.
Is excited and the locking plate 51 is moved in the unlocking direction (step
12), the door body 2 is opened.

Further, as shown in FIG. 17, when the key management member 4 is pulled out, the controller 60 is operated by the initial operation (step 15).
If the output from is either an administrator permission signal, a security guard permission signal, or a key user permission signal (step
16) When the door body 2 is unlocked (step 17) and the completion key of the operation unit 61 is operated (step 18), the key management member 4 corresponding to the key registered in the key user card. The solenoid 28 for releasing the locking / unlocking lever 26 is excited so that the corresponding display portion 6 is illuminated in green (step
19). When the desired key management member 4 is pulled out in this state (step 20), the display section 6 lights up in red. Then, when all the key management members 4 are removed (step 21)
It will be in a standby state. If some of the key management members 4 are not removed and the key management members 4 are subsequently removed and all the key management members 4 are removed (step 22), the completion key of the operation unit 61 is operated. (Step 23), the solenoid 28 that holds the locking / unlocking lever 26 of the key management member locking device 66 in the unlocked position by the output of the control unit 60 is not excited, and the locking / unlocking lever is released.
26 holds the key management member 4 inserted in the insertion portion 5 at a position where it is locked (step 24).

When the key management members 4 are respectively inserted into the key management member insertion portions 5, the locking / unlocking claw portions 25 of the locking / unlocking lever 26 are inserted.
Is engaged with the locking recess 23 of the key management member 4 to lock the key management member.

Further, as shown in FIG. 18, when all the key management members 4 are returned and the door 2 is closed (step 25), the door open / close detecting hole 12 of the door open / close detecting unit 63 is shown. It is detected that the detection protrusion 13 of the door body 2 is inserted into and the door body 2 is closed. Then, the return of all the key management members 4 is detected by each micro switch 35 (step 2
6), the solenoid 54 of the electric drive unit 70 is de-energized, and the door 2 is locked (step 30). Also, if all the keys are not returned and the door 2 is closed, the buzzer sounds (step 27), the administrator inserts the administrator card, or inputs the personal identification number and code number (step 28). The buzzer stops operating (step 29), the solenoid 54 of the electric drive unit 70 is de-energized, and the door 2 is locked (step 30).

Further, as shown in FIG. 19, in the case of administrator registration, when the administrator permission signal is output in the initial operation (step 31), the operation of the mode selection key of the operation section 61 (step 32). ) To select administrator registration, security guard registration, or key user registration, and if you continue to enter the key number with the numeric keypad (step 33), if card use settings have been made (step 34), The administrator card is read by the card reader 62 (step 35), and the card is read (step 36). Then, when it is determined that the card is the predetermined card, if the code number is set to be used (step 37), the display for waiting the code number is displayed on the display unit 16 (step 38), and the code number is displayed. When an input is made by the operation unit 61 (steps 38, 39), if there is no same registration (step 41), it is stored in the buffer (steps).
42), the data is input to the card (step 43), and when the registration is completed (step 44), the contents of the buffer are registered in the memory (step 46) by operating the completion key of the operation unit 61 (step 45).

Waiting for code number input (step 38)
Clear entry at the card usage step
Return to 34.

Further, if the same registration has already been made (step 41), an error display is displayed on the display section 16 (step 47), and the clear entry key is operated (step 4).
8) Return to step 34. Also, registration is complete (Step 4
4) If not, return to step 34.

In this way, the key management member insertion portion 5 is always covered with the door body 2, and the door body 2 is locked by the electric door locking / unlocking device 68. Then, the key management member insertion portion 5 is exposed by opening the door body 2 with the electric door locking / unlocking device 68 by the administrator. In this state, the key user drives the solenoid 28 of the electric drive unit by the card to pull out the key management member 4 unlocked by the locking / unlocking claw 25 from the insertion unit 5 and attach it to the key management member 4. Key 20 can be used. Then, after the key 20 is used, the key management member 4 is inserted into the insertion portion 5, whereby the detection unit 64 detects the insertion of the key management member 4 and the locking / unlocking claw portion 25 locks the key management member 4. At this time, when all the key management members 4 have been inserted into the key management member insertion portions 5, respectively, or
When the administrator inputs the locking information of the door body 2 for closing the door body 2, the electric door locking / unlocking device 68 is activated and the door body is locked.

Further, the key management member insertion portion 5 is covered with the door body 2, and the use permission operation mode is set by reading the manager card and the guard card, and the door body 2 is opened. ing. When the administrator card is read, the administrator registration mode is entered, and the management data is registered. Further, when the administrator's card, the guard's card and the key user's card are read respectively, the key management members 4 are unlocked by the locking / unlocking claws 25, respectively, and the normal operation mode is inserted. The key management member 4 is operated by the operation of the control unit 60 to operate an electric drive unit, the locking / unlocking claw portion 25 is unlocked, and the key management member having a desired key attached thereto can be pulled out.

Furthermore, when a plurality of key management members 4 inserted in the key management member insertion portion 5 and locked by the locking / unlocking claw portion 25 are unlocked all at once, the emergency unlocking key is used for emergency unlocking. Lock device
When 65 is unlocked, all the locking / unlocking claws 25 are moved to the unlocking position by the unlocking operation by the emergency unlocking key, and all the key management members 4 are simultaneously operated even if the electric drive unit is not energized. Can be unlocked.

Further, the protrusion 49 of the wall portion is inserted into the wall-hanging portion of the key / key management machine main body 1 and the locking portion 43 locks the protrusion 49 by the locking operation of the lock mechanism by the emergency release key. The main body 1 is fixed to the wall portion in a locked state. Further, when the key management machine body 1 is removed from the wall, the protrusion of the lock part 43 is unlocked by interlocking with the unlocking operation of the lock mechanism by the emergency release key. It can be removed from the department.

In the above embodiment, the key management member 4 is
This is an example of a key holder type, but it is not limited to this structure, and for example, a structure formed integrally with a key can be used.

[0052]

According to the invention as set forth in claim 1, the key management members can be simultaneously taken out at the time of maintenance and inspection, the efficiency of maintenance and inspection can be improved, and in case of emergency such as power failure or circuit failure. It can be handled, and the key management member can be lent out by operating the key for emergency unlocking, which does not hinder the use of the key.

According to the invention of claim 2, the key management machine main body can be detached from the wall portion in case of emergency and the management can be facilitated.

[Brief description of drawings]

FIG. 1 is a perspective view of a key management machine showing an embodiment of the present invention.

FIG. 2 is a side view of a key management member insertion portion of the same key management machine.

FIG. 3 is a plan view of the same.

FIG. 4 is a side view of a key mechanism unit that is unlocked by the emergency unlocking key.

FIG. 5 is a partial rear view of the same.

FIG. 6 is a perspective view from the back side of the same key management machine.

FIG. 7 is a cross-sectional view of the door lock / unlock unit of the same.

FIG. 8 is a block diagram showing the configuration of the same key management machine.

FIG. 9 is a block diagram showing a configuration of a slave unit of the same key management machine.

FIG. 10 is a block diagram of a control unit according to the above usage example.

FIG. 11 is a block diagram of a control unit according to another usage pattern of the same.

FIG. 12 is a block diagram of a control unit in another usage pattern of the same as above.

FIG. 13 is a block diagram of a control unit in another usage pattern of the same.

FIG. 14 is a block diagram of a control unit in another usage pattern of the same as above.

FIG. 15 is a flowchart of the initial operation of the above.

FIG. 16 is a flowchart of the use permission operation mode of the above.

FIG. 17 is a flowchart of the normal operation mode of the above.

FIG. 18 is a flowchart of the same door body closing operation mode.

FIG. 19 is a flowchart of the administrator registration operation mode of the above.

[Explanation of symbols]

 1 Key management device main body 4 Key management member 5 Key management member insertion portion 7 Lock mechanism that is unlocked by an emergency unlocking key 25 Locking and unlocking claw portion 28 Electric drive solenoid 40 Locking mechanism operating piece 42 Locking member 45 Mounting hole as wall mount 49 Projection 60 Control

Claims (2)

[Claims] 1. A key management member insertion section for inserting a plurality of key management members each having a key attached thereto, and a locking / unlocking operation for locking / unlocking the key management members respectively provided and inserted in the respective key management member insertion sections. Locking / unlocking part, electrical drive part for selectively moving the locking / unlocking part to the locking position or unlocking position, and locking / unlocking of the locking / unlocking part desired by the operator by controlling each electrical drive part. The control unit that performs the operation, the lock mechanism that is unlocked by the emergency unlocking key, and the locking and unlocking claws that are interlocked with each other when the emergency unlocking key of this lock mechanism is unlocked A key management locking / unlocking device in a key management machine, comprising: a locking mechanism for unlocking the management member simultaneously. 2. The key management locking / unlocking device according to claim 1, further comprising a key management member insertion part, a locking / unlocking claw part, an electric drive part, a control part, a lock mechanism and an unlocking mechanism. The key management machine body has a wall-hanging part into which the protrusion of the wall can enter, and locks and unlocks the protrusion in conjunction with the locking and unlocking of the lock mechanism by the emergency release key. A key management locking / unlocking device for a key management machine, which is provided with members.