JPH09151634A - Key management device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To manage the storing and retrieval of room keys by unlocking the lock of previously registered multiple key storing boxes when a first specified mode is identified. SOLUTION: A key box 11 with a lockable cover is installed, and devices 13 to 20 are connected to each other through buses 21. Also an electromagnetic lock device 22 is provided to lock and unlock the cover. Then contact points 23 to 28 which are closed when a door is locked and opened when it is unlocked are provided in the electric lock of a door for a room. In addition, a superintendent inputs a cleaning registration mode with ten keys 15, and registers rooms to be cleaned, a cleaning order, and a time for cleaning of each room. A cleaner takes out a key from the box 11 with an ID card, enters a room, and works in accordance with the registered conditions. If the work is performed as registered, an alarm output 20a will be given. Thus a guard in the case where the cleaner enters a room can be strengthened.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a device for managing storage and removal of keys in a room.

[0002]

2. Description of the Related Art In order to store and manage keys in each room of a building, the key box disclosed in Japanese Patent Laid-Open No. 61-183582 may be installed near the entrance of the building. The key box is provided with a card reader, and when each resident reads an identification card, the key storage room for the resident is unlocked and the lid is opened. Now, the resident can take out the key in the key storage room. After removing the key, close the lid of the key storage room by hand. Perform the same operation when storing the key.

[0003]

In the conventional key management device as described above, the lid of each key storage room is opened by operating the identification card, so that the cleaner can open each room at night or on holidays. There is a problem in that there is no control over cleaning and insufficient security. In addition, because the manager patrols a plurality of rooms for security, when taking out the keys of each room, it is necessary to take out the same number of keys as the number of rooms (card reader and room number input), which is troublesome. is there.

The present invention has been made in order to solve the above problems, and strengthens security when entering a room for cleaning or the like, and allows a plurality of keys to be taken out by a single operation. It is an object of the present invention to provide a key management device according to the above.

[0005]

A key management device according to a first aspect of the present invention is such that when a first predetermined mode is identified,
The lock of a plurality of key storage chambers registered in advance is released.

Further, in the key management device according to the second aspect of the present invention, when the first predetermined mode is identified, the order in which the doors of a plurality of rooms are unlocked and the opening time of the doors satisfy the conditions registered in advance. An alarm is output when the detachment is detected.

A key management device according to a third aspect of the present invention includes a means for unlocking a plurality of key storage chambers according to the first aspect of the invention, an unlocking sequence of doors of the plurality of chambers according to the second aspect of the invention, and a door opening time. And means for outputting an alarm when the condition deviates from the predetermined condition.

Further, in the key management device according to the fourth aspect of the present invention, when the second predetermined mode is identified and simultaneous unlocking of a plurality of key storage chambers is set by the input device, a plurality of set keys are set. It is designed to unlock the storage room.

[0009]

BEST MODE FOR CARRYING OUT THE INVENTION

Embodiment 1 FIG. 1 to 6 are views showing an embodiment of the first to third inventions of the present invention. FIG. 1 is a block diagram of a key box, FIG. 2 is a plan view of a building, and FIG. 3 is a perspective view of the key box. FIG. 4, FIG. 4 is a flow chart of normal operation, FIG. 5 is a flow chart of room registration operation, and FIG. 6 is a flow chart of security operation.

1 to 3, reference numeral 1 denotes a building, which has a lobby 2 and rooms 3 to 8. Reference numeral 9 is an entrance door, and 10 is doors of rooms 3 to 8, each having an electric lock. 1
1 is a key box installed in the lobby 2 for storing the keys of the doors 10 of the rooms 3 to 8, 12 is a lid provided on the front of the key storing room for storing the keys, and 13 is an identification card carried by the user. Card reader head to read, 14 is O
An indicator light including a K light and an NG light, and 15 is a ten-key pad.

Reference numeral 16 is a CPU, 17 is a ROM, and 18 is an RA.
M and 19 are clocks, 20 is an interface for transmitting an alarm output 20a, and the above devices 13 to 20 are mutually connected by a bus 21. 22 is an electromagnetic lock device which is provided in the key storage chamber and locks the corresponding lid 12 when energized, and unlocks when deenergized, and 23-28 are electric locks for the door 10 of the rooms 3-8. The lock contacts are provided and closed when the door 10 is locked and open when unlocked.

Next, the operation of this embodiment will be described with reference to FIGS.
This will be described with reference to FIG. The programs of these flowcharts are stored in the ROM 17. A Normal operation operation (Fig. 4) This is an operation performed by a daily resident. In step S1, the card reader head 13 moves to the room N (rooms 3 to 8).
Wait to read the identification card of the resident. When a card other than the identification card in the room N is operated, the NG lamp of the indicator lamp 14 is temporarily turned on in step S2.

When the identification card of any one of the rooms 3 to 8, for example the room 3, is read in step S1, step S3
Then, the OK lamp of the indicator lamp 14 is temporarily turned on, and the process proceeds to step S4. In step S4, the electromagnetic lock device 22 of the lid 12 of the key storage room for the room 3 is deactivated, the electromagnetic lock is released, and the lid 12 is opened. In step S5, the resident takes out the key for the room 3 (when returning home) or stores the key (when going out) and closes the lid 12 by hand. Room 3 in step S6
The key storage room is electromagnetically locked.

B Room Registration Operation (FIG. 5) This is an operation of registering a plurality of rooms to be cleaned at night, on holidays, and the like. In step S11, the card reader head 13
Waits for the manager to lead the Mastercard. When a card other than the master card is operated,
In step S12, the NG lamp of the indicator lamp 14 is temporarily turned on.

When the master card is read in step S11, the OK lamp of the indicator lamp 14 is temporarily turned on in step S13, and the process proceeds to step S14. In step S4, it is determined whether or not the personal identification number of the cleaning registration mode is input from the ten keys 15. If the personal identification number is not entered, step S15
Then, the NG lamp of the indicator lamp 14 is temporarily turned on and the process returns to step S11. When the manager operates the ten-key pad 15 to input the password for the cleaning registration mode, the indicator lamp 14 is pressed in step S13.
The OK lamp of No. 1 is temporarily turned on, and the process proceeds to step S16.

In step S16, the manager operates the ten keys 15 to successively input the room number to be cleaned and the maximum time + α required to clean the room. Here, α is the time required to move between rooms. For example, assume that room 3 and room 5 are cleaned, and the maximum required time for room 3 + α is 9
If 0 minutes and the maximum required time of the room 5 + α are 110 minutes, then 3 * 090 = 5 * 110 = is input. Here, “*” and “=” are delimiter marks. This completes the room registration.

C Guard Operation (FIG. 6) This is a guard operation by the cleaner during the cleaning time. In step S21, the card reader head 13 waits for the cleaning card carried by the cleaner to be read. When the cleaning card is read, the process proceeds to step S22, and the key storage chamber lid 12 of the room 3 and the room 5 registered in step S16 of FIG. 5 is opened. With this, the cleaner takes out the keys of both rooms 3 and 5, and uses these keys to the door 10 of both rooms 3 and 5.
Will be released, and cleaning will be performed in the registered order and within the registered time.

Further, in step S23, the door 10 of the room 5 is
Is opened, that is, the lock contact 25 is released when the door 10 is released.
If the lock contact 25 is opened, the unlocking order does not match the registration order. Therefore, it is regarded as a suspicious person intrusion and an alarm output is issued in step S26. If the lock contact 25 does not open, the process proceeds to step S24, and the door 1 of the room 3
It is determined whether 0 is opened, that is, whether the lock contact 23 is opened. If the lock contact 23 is opened, the process proceeds to step S27. If not, the process proceeds to step S25. In step S25, it is determined whether or not a fixed time has elapsed. If it has not elapsed, the process returns to step S24, and if it has elapsed, an alarm output is output in step S26.

The door 10 of the room 3 is opened, and step S27 is performed.
When it proceeds to, it is judged whether the door 10 of the room 3 is closed within a predetermined time (90 minutes), that is, whether the lock contact 23 is closed. If the lock contact 23 is not closed, the cleaning time is the registered time. Since it does not coincide with the above, it is regarded as a suspicious person invasion and step S26
To output the alarm output. If the lock contact 23 is closed, the process proceeds to step S28, and it is determined whether the door 10 of the room 5 is opened within a predetermined time, that is, the lock contact 25 is opened. An alarm output is issued in step S26.

If the lock contact 25 is opened within a predetermined time, the process proceeds to step S29, and it is judged whether the door 10 of the room 5 is closed within a predetermined time (110 minutes), that is, the lock contact 25 is closed. If the contact 25 is not closed, step S26
The alarm output is output with, and the processing is ended when closed. Here, steps S21 and S22 constitute a first unlocking means, steps S23 to S25 and S27 to S29 constitute a condition detecting means, and step S26 constitutes an alarming means.

In this way, the plurality of key storage chambers registered in advance are unlocked by operating the cleaning card, that is, by identifying the first predetermined mode, so that a plurality of keys can be operated by one operation. There is an effect that it can be taken out or stored. In addition, the rooms are unlocked in the order in which they are registered, and an alarm is output if the rooms are not left within the registered time, so it is possible to strengthen security when entering the room for work such as cleaning. There is.

Embodiment 2 FIG. FIG. 7 is a flowchart for unlocking operation by the master card showing an embodiment of the fourth invention of the present invention. 1 to 3 are also used in the second embodiment. In this embodiment, a master card allows a plurality of keys to be taken out or stored by a single operation.

In step S31, the card reader head 13
Waits for the manager to lead the Mastercard. When a card other than the master card is operated,
In step S32, the NG lamp of the indicator lamp 14 is temporarily turned on.
When the master card is read in step S31, the OK lamp of the indicator lamp 14 is temporarily turned on in step S33, and the process proceeds to step S34. In step S34, a number for the simultaneous key take-out mode is input from the ten-key pad 15. In step S35, the number of the key storage chamber to be unlocked is input from the numeric keypad 15.

For example, when it is desired to unlock the key storage chambers of the rooms 4 to 7, 4 = 7 is input. Here, “=” is a delimiter mark. In step S36, the lids 12 of the key storage chambers of the rooms 4 to 7 are opened, and the keys can be taken out respectively. Here, S34 and S35 constitute input means, and S36 constitutes second lock releasing means.

In this way, since the plurality of key storage chambers are unlocked simultaneously by operating the master card, that is, by identifying the second predetermined mode, the plurality of key storage chambers can be opened by one operation. There is an effect that it can be made convenient.

Other Embodiments. It is also possible to carry out as follows. (1) As the identification card, a magnetic card, an IC card, an optical card, or a contactless card is used. In addition, identification using fingerprints, voice prints, handwriting, etc., or input of a personal identification number using a ten-key pad is used. Furthermore, these are used together. (2) The key storage room was designed to open and close the lid 12,
Use a cylinder with a key or a plastic rod containing the key. Also, the one without the lid 12 and using a cylinder with an electromagnetic lock is used.

(3) When rooms 3 to 8 are locked,
An intrusion detection device that detects the opening of the door 10 or the window is installed. (4) By inputting the specific mode, the corresponding key can be taken out by the input from the ten key 15 even at the time other than the cleaning.

[Brief description of the drawings]

FIG. 1 is a block diagram of a key box showing a first embodiment of the present invention.

FIG. 2 is a plan view of the building showing the first embodiment of the present invention.

FIG. 3 is a perspective view of the key box shown in FIG.

FIG. 4 is a normal operation operation flowchart showing the first embodiment of the present invention.

FIG. 5 is a room registration operation flowchart showing the first embodiment of the present invention.

FIG. 6 is a security operation flowchart showing the first embodiment of the present invention.

FIG. 7 is an unlocking operation flowchart showing the second embodiment of the present invention.

[Explanation of symbols]

3-8 rooms, 10 doors, 11 key boxes, 12
Key compartment lid, 13 card reader head, 15
Numeric keypad, 20a alarm output, 22 electromagnetic lock device, 23-28 lock detection device (lock contact), S21, S
22 First lock release means, S23 to S25, S27 to
S29 condition detecting means, S26 alarm means, S34, S
35 input means, S36 second lock release means.

Claims (4)

[Claims] 1. A device for opening a lid by providing a key storage chamber having a plurality of arranged lids, each lid being locked, and unlocking the corresponding key storage chamber when a specific individual is identified. A key management device comprising a first unlocking means for unlocking a plurality of the key storage chambers registered in advance when the first predetermined mode is identified. 2. A device for opening a lid by providing a key storage chamber having a plurality of arranged lids, each lid being locked, and unlocking the corresponding key storage chamber when a specific individual is identified. A condition in which a lock detection device for detecting locking and unlocking of the door of each room is provided, and when the first predetermined mode is identified, the unlock detection order of the lock detection device and the opening time of the door are registered in advance. A key management device comprising: condition detecting means for detecting that the condition is not met and alarm means for outputting an alarm when the condition detecting means operates. 3. The key management device according to claim 1, further comprising the lock detection device, the condition detection means, and the alarm means according to claim 2. 4. A device for opening a lid by providing a key storage chamber having a plurality of arranged lids, each of which is locked and unlocking the corresponding key storage chamber when a specific individual is identified. An input means for setting simultaneous unlocking of a plurality of the key storage chambers and a plurality of the key storage chambers for which the unlocking is set when the second predetermined mode is identified and the input means operates And a second lock releasing means for operating the key management device.