JPH0642239A - Key controller - Google Patents

Abstract

PURPOSE:To control the user and operating time of a key severely and accurately. CONSTITUTION:A key manager conducts the locking and release of a key by a locking device 7 by utilizing a master key, the input of information by a keyboard 19, the output of information by a printer 20 and the display of information by an indicator 18. An information storage card 21, in which release information and personal information are stored, is lent to a key user, the information of the information storage card 21 kept by the key user is read by a card reader 23, release information stored in the information storage card 21 and control information regarding release stored in an information storage means 26 are compared by an information comparison means 27, and the locking device releases the key only when both information coincides, and the key is borrowed. Control information such as personal information, the loan time of the key, the return time of the key, etc., stored the information storage card 21 is stored in the information storage means 26.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a key management device for storing a key for opening and closing a door of a safe, a building, etc. and managing a user of the key and a usage time.

[0002]

2. Description of the Related Art Conventionally, keys for safes, buildings, etc. have been managed by a key manager, and the keys have been lent to those who have offered to use the keys. In addition, the management of the key user and the usage time is performed by entering the user name, the borrowing time, the returning time, etc. in a key management book or the like.

[0003]

However, in the above-mentioned key management by the key manager, the key cannot be borrowed when the key manager is absent, so the door of a safe, a building, etc. can be opened. I could not do it and it was inconvenient. In addition, it is difficult to record the exact lending time and return time with the method of managing the lending of the key by using the key management book, etc., so that the strict and accurate key management cannot be performed.

[0004]

SUMMARY OF THE INVENTION The present invention has been proposed in view of the above circumstances, and is intended to strictly and accurately manage the user and the time of use of a key, and a key storage box for storing a key and a key storage box. Locking means for locking the key storage box, information storage means for storing management information for managing the key storage box, information storage card storing unlock information for the key storage box, and personal information of the owner, and an information storage card Information reading means for reading information stored in the information storage means, information comparison means for comparing management information about unlocking stored in the information storage means, and unlocking information stored in the information storage card read by the information reading means, and information comparison Based on the comparison result of the means, an unlocking means for unlocking the locking means, a clock for managing the date and time, an input means for setting the clock and inputting management information to the information storage means, and a key storage box. When opening and closing Output means for outputting information such as personal information that has been opened or closed, display means for displaying information such as date, time, input information by the input means, locking and unlocking of keys by the locking means, and information storage means Storage of information, input of information by input means, output of information by output means,
Comprehensive management means for instructing display of information by the display means,
It is characterized in that a key holding means provided in the key storage box and a judging means for judging whether or not the key holding means holds a key are provided.

[0005]

The key manager uses the comprehensive managing means to lock and unlock the key by the locking means, input information by the input means, output information by the output means, and display information by the display means. Further, the key manager lends the key user an information storage card storing unlocking information and personal information. The key user uses the information storage card to receive the key loan.
In this case, the information of the information storage card possessed by the key user is read by the information reading means, and the unlocking information stored in the information storage card by the information comparing means is compared with the management information about the unlocking stored in the information storage means. To do. Then, only when the management information relating to the unlocking stored in the information storage means and the unlocking information read by the information reading means match, the unlocking means instructs the locking means to unlock the key.
The locking means that has received the unlocking instruction from the unlocking means unlocks the key storage box. The determination means determines whether the key holding means holds the key, that is, whether the key is being lent out or the key has been returned. The information storage means stores management information such as personal information stored in the information storage card, key lending time, and key return time.

[0006]

Embodiments of the present invention will be described below with reference to the drawings. As shown in FIG. 1 to FIG. 3, the key storage box 1 has a box body whose front is open and is divided into upper and lower parts. The upper part is a key storage room 2 and the lower part is a key management room 3. And the key storage room 2
A key storage room door 4 is attached to the front of the so that it can be opened and closed.
A key management room door 5 is attached to the front of the key management room 3 so as to be openable and closable.

The key storage chamber door 4 is always closed by the biasing member 6 such as a spring.

A lock device 7 is provided on the open side of the side wall of the key storage chamber 2. This locking device 7 is composed of a solenoid 8 and is always in a state in which a plunger 9 is projected by the bias of a biasing member (not shown) such as a spring. On the other hand, when the solenoid 8 is excited, the plunger 9 is attracted against the bias of the bias member.

Locking device 7 inside the open / close end of the key storage room door 4
An engaging portion 10 through which the plunger 9 can be put in and out is provided at a position corresponding to, and the key storage chamber 2 can be locked by engaging the engaging portion 10 with the plunger 9.
The locking device 7 and the engaging portion 10 described above constitute a locking means. The locking means is not limited to the above, and any means can be used as long as it can lock the key storage room 2.

A key hook 11 functioning as a key holding means is provided on the inner surface of the key storage chamber 2. The key hook 11 includes a hook member 13 supported by a fulcrum 12 and swingable up and down, and a micro switch 14 attached to a base end of the hook member 13. Also, the hook member 1
A keying portion 15 is formed at the tip of 3 and is biased upward by a biasing member 16 such as a spring.

Therefore, the hook portion 1 of the hook member 13
When the key 5 is locked, the hook member 13 descends downward (dotted line in FIG. 4), the base end 17 of the hook member 13 acts on the micro switch 14, and the micro switch 14 is turned on. On the other hand, when the key is removed from the lock portion 15 of the hook member 13, the hook member 13 moves upward due to the urging of the urging member 16, and the base end portion 17 of the hook member 13 separates from the micro switch 14, and the micro switch 14 is turned off (solid line in FIG. 4). The microswitch 14 described above
It functions as a judgment means for judging whether or not a key is held.

The key holding means is not limited to the above-mentioned means, and any means can be used as long as it can hold the key and can confirm the presence or absence of the key. For example, it may be a means that has a keyhole into which only a specific key can be inserted, and the switch is turned on / off by inserting the key into the keyhole and rotating the key. In this case, inserting the key into the keyhole and turning the key clockwise turns the switch on and locks it.
The key will not come out of the keyhole. On the other hand, when the key in the locked state is rotated counterclockwise, the switch is turned off and the key is unlocked so that the key can be removed from the keyhole.

On the right side of the key hook 11 on the back side of the key storage room 2, there is provided a display 18 functioning as a display means. The display 18 is composed of a liquid crystal display, and displays the current date and time, time, input information by the input means described in detail later, and the like. The display 18 is not limited to the one described above,
Any means that can display information, such as
It is also possible to arrange a double 7-segment display in parallel.

In the key management room 3, there is provided a keyboard 19 for setting a clock and inputting information to an information storage means 26 which will be described in detail later. The keyboard 19 is composed of an English character key and a numeric keypad, and inputs management information such as the current date, time, unlock code, administrator code, and user code.

Further, in the key management room 3, there is provided a printer 20 for outputting the opening / closing time of the key storage room 2 and the user code for opening / closing. The keyboard 19 described above functions as an input unit, and the printer 20 functions as an output unit.

The key management room door 5 has a card insertion opening 22 for inserting the information storage card 21, and the card reader 2 is provided inside the key management room door 5 communicating with the card insertion opening 22.
3 is provided.

As shown in FIG. 5, the information storage card 21 is a business card-sized card made of plastic, cardboard, or the like. By punching the punch holes 24, the unlocking information of the key and the user code are obtained. Memorize

The card reader 23 is a device for reading the information stored in the above-mentioned information storage card 21, and detects the light transmitted through the punch holes 24 to read the stored information.
The above-mentioned card reader 23 functions as information reading means. The information storage card 21 and the information reading means are not limited to those described above, and any means can be used as long as the information can be stored and the stored information can be read. For example, when a magnetic card is used as the information storage card 21 to magnetically store information, a magnetic card reader may be used as the information reading means.

Behind the card reader 23, an electric control unit 25 including a microcomputer is mounted. An outline of the electric control device 25 will be described based on the block diagram of FIG. The electric control unit 25 is composed of a CPU which is a main arithmetic unit, and ROM and RAM which are storage means.

The electric control device 25 comprises an information storage means 26, an information comparison means 27, an unlocking means 28, a clock generator 29 and the like.

The information storage means 26 includes the keyboard 1
Unlocking information of the key storage room 2 input from 9, user code of the information storage card 21, time, time zone information allowing unlocking, invalid code to be set to lost card, unlocking of key management room 3 It stores management information such as time.

The information comparing means 27 is means for comparing the unlocking information stored in the information storage card 21 read by the card reader 23 with the unlocking information stored in the information storing means 26.

The unlocking means 28 gives an unlocking instruction to the locking device 7 only when it is determined based on the determination result of the information comparing means 27 that the authorized user is permitted to unlock the time. . In this embodiment, when an unlocking instruction is issued from the unlocking means 28, the solenoid 8 is excited and the plunger 9 is attracted to unlock the key storage chamber 2.

The clock generator 29 supplies a clock necessary for the operation of the microcomputer and also functions as a clock. The timepiece may be provided independently without using the clock generator 29.

The time information generated by the clock generator 29 and the management information stored in the information storage means 26 can be displayed on the display 18 or output to the printer 20.

A selection switch 30 is provided on the open / close end side of the key management room door 5. This selection switch 30 is used for the display 1
It functions as a display switching device for switching the display of No. 8, an output indicator for giving an output instruction to the printer 20, an input indicator for management information, and the like. Further, a scale 32 for indicating the turning position of the selection switch 30 is displayed around the key insertion opening 31 opened outside the key management room door 5.

In order to switch the function with the selection switch 30, the master key 33 is inserted into the key insertion opening 31,
The master key 33 may be rotated to the position of the scale 32 showing the desired function.

The selection switch 30 is the master key 3
Depending on the rotation position of 3, the display of the display 18 is switched, the output to the printer 20 and the input of management information by the keyboard 19 are performed. Selection switch 30 and master key 3 described above
Comprising 3 together constitutes a comprehensive management means. Incidentally, the comprehensive managing means is not limited to the above-mentioned one, and any means may be used as long as only a specific person, for example, the key manager can manage the keys. For example, a numeric keypad may be used to input a personal identification number, and only when the personal identification number is correct, a function number may be input to enter management information.

Key management by the above-described key management device will be described. First, the key manager issues the information storage card 21 storing the user code and the management code to the user who is permitted to use the key. The user code is a code set for each user in order to identify each user, and is composed of, for example, four-digit numbers.

The management code is a code relating to the permission of the key use time zone, and is composed of, for example, a one-digit number. When the management code is "1", the key is used between 8:00 and 9:00. It can be set as appropriate, such as permitting and disallowing the use of the key after 17:00 when the management code is “2”.

Further, the key manager has previously stored the information storage means 26.
Store management information in. To store the management information in the information storage means 26, the selection switch 30 is operated by the master key 33 to select the management information input function,
Using the keyboard 19, the code of the authorized user, the current date and time, the time zone during which the key is authorized to be used, the invalid code indicating the lost key if the key is lost,
Input management information such as the time for unlocking the key (for example, 10 seconds).

Further, when the selection switch 30 is operated by the master key 33 to select the output function of the management information, the management information stored in the information storage means 26, for example, the user code of the person who uses the key, the key The lending time, the returning time, and the like can be output by the printer 20.

Further, by operating the selection switch 30 with the master key 33 to select the display switching function of the display unit 18, the information displayed on the display unit 18 is switched,
For example, it is possible to display the current time or display the input information from the keyboard 19.

The user who wants to use the key inserts the lent information storage card 21 into the card reader 23. If the user code is legitimate and the usage time is within the permitted time zone, the solenoid 8 is excited to unlock the key storage chamber 2.

When the key is removed from the key hook 11 and the microswitch 14 is turned off, the electric control device 25 recognizes that the key has been taken out, and the date and time at that time, the user code, etc. Is stored in the information storage means 26.

The key storage chamber door 4 is automatically closed by the urging force of the urging member, and when a predetermined time, for example, 20 seconds has elapsed, the solenoid 8 is demagnetized and the plunger 9 is engaged with the engaging portion 10. Then, the key storage room 2 is locked.

When returning the key, the same procedure as the above-mentioned procedure may be followed. When returning the key, the electric control device 25 recognizes that the key has been returned when the key hook 11 is locked and the micro switch 14 is turned on, and the date and time at that time and the user code are returned. Etc. are stored in the information storage means 26.

[0038]

As described above, in the present invention, the key manager uses the comprehensive management means to lock and unlock the key by the locking means, input the information by the input means, and store the information by the output means. Information is displayed by the output and display means, and an information storage card storing unlocking information and personal information is lent to the key user. Then, the information of the information storage card possessed by the key user is read by the information reading means, and the unlocking information stored in the information storage card by the information comparing means is compared with the management information relating to the unlocking stored in the information storage means. ,
Only when both pieces of information match, the locking means can be unlocked and the key can be borrowed. Furthermore, in the information storage means,
It stores management information such as personal information stored in the information storage card, key lending time, and key return time.

Therefore, the user who is permitted to borrow the key can borrow the key by using the information storage card even when the key manager is absent. Further, since the usage status of the key is automatically stored in the information storage means, the key management becomes accurate and strict.

[Brief description of drawings]

FIG. 1 is a perspective view of a key management device.

FIG. 2 is a perspective view of the key management device with a key storage room door opened.

FIG. 3 is a perspective view of the key management device with a key management room door opened.

FIG. 4 is a perspective view of a key hook.

FIG. 5 is a front view of an information storage card.

FIG. 6 is a schematic block diagram of an electric control device.

[Explanation of symbols]

 1 Key Storage Box 7 Locking Device 11 Key Hook 14 Micro Switch 18 Display 19 Keyboard 20 Printer 21 Information Storage Card 23 Card Reader 26 Information Storage Means 27 Information Comparison Means 28 Unlocking Means 29 Clock Generator 30 Selection Switch 33 Master Key

Claims (1)

[Claims] 1. A key storage box for storing keys, a locking means for locking the key storage box, an information storage means for storing management information for managing the key storage box, and a solution for the key storage box. An information storage card storing lock information and personal information of the owner, information reading means for reading the information stored in the information storage card, and management information relating to unlocking stored in the information storage means,
Information comparing means for comparing the unlocking information stored in the information storage card read by the information reading means, unlocking means for unlocking the locking means based on the comparison result of the information comparing means, date and A clock for managing the time, an input means for setting the clock and inputting management information to the above-mentioned information storage means, and an output means for outputting information such as opening / closing time of the key storage box and personal information on opening / closing of the key storage box. Display means for displaying information such as date, time, input information by the input means, locking and unlocking of the key by the locking means, storage of information in the information storage means, input of information by the input means, output means Comprehensive management means for instructing output of information by the display means and display of information by the display means, key holding means provided in the key storage box, and determination as to whether the key holding means holds a key The key management apparatus characterized by comprising determination means that, the.