JPH0946888A - Emergency safeguarding apparatus - Google Patents

Abstract

PROBLEM TO BE SOLVED: To reduce the capability of an emergency safeguarding apparatus to supply power required as a power supply unit and attain the miniaturization of the entire apparatus, by keeping supplying drive systems with power from a battery to drive them. SOLUTION: The emergency safeguarding apparatus consists of an emergency detecting means 4 that detects the presence/absence of an emergency; drive systems 2, 2,... that are driven to the safeguard side if any emergency occurs; a controlling means 20 that controls the drive systems 2, 2,... according to the output of detection from the emergency detecting means 4; a battery 24 that supplies the drive systems 2, 2,... with power for operation and the controlling means 20 with power for backup for emergency; and a power supply unit 22 that keeps supplying the controlling means 20 with power for operation and the battery 24 with charging power.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an emergency maintenance for ensuring human safety and preventing damage to various instruments in the event of an emergency such as an earthquake or fire. Regarding the device.

[0002]

2. Description of the Related Art Emergency situations include disasters and accidents such as earthquakes and fires, but in the following description, an earthquake will be assumed.

When an earthquake occurs, the doors of a domestic cupboard and the like open and the tableware falls and scatters and is damaged.
Along with this, there is a danger that a person will be injured. Similarly, in a medicine store, when the door is opened due to the impact of an earthquake, the stored medicines are scattered and it is extremely dangerous.

As one measure for preventing such a disaster accident, when the occurrence of an earthquake is detected, the door is immediately locked so that tableware and chemicals do not drop or scatter. Conceivable.

As a maintenance device therefor, a conventional device shown in FIG.
The configuration shown in FIG.

In FIG. 2, reference numerals 100, 100, ... Depict a plurality of drive systems. In this example, a lock mechanism for locking a door of a cupboard or a medicine cabinet, and a relay such as a latching relay for operating this lock mechanism. It is configured by combining a switch and a transistor (all not shown) for activating this relay switch.

Reference numeral 102 denotes a device body, which is a vibration detection unit 104 for detecting vibrations, a lock release switch 105 operated when releasing the locked state by each drive system 100, 100, and detection by the vibration detection unit 104. A control unit 10 that controls each drive system 100, 100, ... Based on the output.
6 is provided. Then, for example, an acceleration sensor is used as the vibration detection unit 104, and a microcomputer is used as the control unit 106.

Reference numeral 108 is a power source unit, and 110 is a battery. The power supply unit 108 includes a device main body 102 and each drive system 100,
The power supply unit 108 supplies the operating power to 100, ...
When the power cannot be supplied from the device, the backup power is supplied to the device body 102 and the drive systems 100, 100 ,.

Reference numeral 112 is a charging unit for receiving power from the power supply unit 108 and charging the battery 110.

In the above structure, the device body 10 is normally operated.
2 and each drive system 100, 100, ...
Powered by

If an earthquake occurs, the power supply unit 10
If 8 does not have a power failure, the device main body 102 and each drive system 1
, 00, 100, ... Are continuously supplied with power from the power supply unit 108, but when the power supply unit 108 has a power failure, they are supplied with power from the battery 110.

Then, the vibration due to the earthquake causes the device body 102 to
When the vibration detection unit 104 detects the vibration and supplies the detection output to the control unit 106, the control unit 106 outputs the lock control signal to all the drive systems 100, 100, ... Simultaneously. By this lock control signal, the transistor of each drive system 100 is turned on, the relay switch is turned on in response to this, the lock mechanism is activated, and the door is locked.

For this reason, it is possible to prevent the tableware and chemicals from dropping and scattering when the door is opened.

[0014]

The emergency maintenance device having the structure shown in FIG. 2 has the following problems.

(1) The power supply unit 108 basically supplies not only the device main body 102 but also the drive system 100, 100, ... For operating power, so that the power supply unit 108 needs a large power supply capability. Therefore, the size of the entire device is increased.

For example, the power supply unit 108 is 100
A commercial power supply of V and a DC power supply for supplying electric power of 14 V × 10 A are required.

(2) The device body 102 and the drive systems 100, 100, ... Are normally driven by the power supply unit 108, and are switched to the battery 110 prepared for backup in the event of a power failure. Moreover, each drive system 100, 1
00, ... Are simultaneously energized and driven by a lock control signal from the control unit 106.

Therefore, when the battery 110 is not completely charged or the battery 110 has deteriorated to some extent, each drive system 1 is driven by the battery 110 due to a power failure.
Sometimes it does not work even when trying to drive 00, 100, ....

The present invention has been made to solve the above problems, and an object of the present invention is to reduce the size of a power source and to operate a drive system more reliably than before. .

[0020]

The present invention takes the following means in order to solve the above problems.

That is, in the emergency maintenance device according to the first aspect of the present invention, the emergency detection means for detecting the occurrence of an emergency, the drive system driven to the maintenance side in response to the occurrence of the emergency, and the emergency detection A control means for controlling the drive system based on a sensed output from the means; a battery for supplying operating power to the drive system and backup power for emergency to the control means; The control unit is provided with a power supply unit that constantly supplies operating power and the battery is constantly supplied with charging power.

According to the second aspect of the invention, the first aspect is
In the emergency maintenance device described above, a battery monitoring means for monitoring the charge / deterioration state of the battery is provided, and the control means has a plurality of drive systems, and the battery monitoring means indicates that the battery is insufficiently charged or is in a deteriorated state. When it is determined that the drive system is operated in a time-division manner according to the state of the battery.

[0023]

FIG. 1 is a block diagram showing an embodiment of the present invention.

In the figure, reference numeral 1 denotes the entire emergency maintenance device, and 2, 2, ... Denote a plurality of drive systems that are driven to the maintenance side in the event of an emergency, such as a cupboard or It is configured by combining a lock mechanism that locks the door of a medicine store, a relay switch such as a latching relay that operates this lock mechanism, and a transistor (all not shown) that activates this relay switch.

Reference numeral 3 is a main body of the apparatus, which is a vibration detecting section 4, an inclination detecting section 6, a timer section 8, an alarm section 10, and an unlock switch 1.
2, a lock indicator lamp 14, an electrostatic voltage detector 16, a dynamic voltage detector 18, and a controller 20.

The vibration detecting section 4 is composed of an acceleration sensor for detecting vibration and the like, and corresponds to the emergency detecting means in the claims.

The tilt detector 6 detects the degree of tilt when the emergency maintenance device 1 is installed, and is composed of a tilt switch or the like.

The timer section 8 sets the energization time to the drive systems 2, 2, ... To suppress unnecessary power consumption.

The alarm unit 10 issues an alarm when the inclination detection unit 6 detects that the emergency maintenance device 1 is installed at an inclination, and is composed of a buzzer, a lamp and the like. The lock release switch 12 is operated when releasing the lock by each drive system 2, 2, ... And the lock display lamp 14 indicates that each drive system 2, 2 ,. To inform.

Further, the static voltage detecting section 16 includes the drive systems 2,
2, ... Detects the voltage of the battery 24 when not energized, and the dynamic voltage detecting section 18 includes the drive systems 2, 2.
2, which detects the voltage of the battery 24 when energized, and both detection units 16 and 18 correspond to the battery monitoring means in the claims.

Further, the control unit 20 includes the detection units 4, 6, 1
Each drive system 2 in response to the detection output from 6, 18 or the output of the timer unit 8 and the operation of the lock release switch 12.
2, which controls, for example, a microcomputer.

If the control unit 20 determines that the battery 24 is insufficiently charged or is in a deteriorated state based on the detection outputs of the static voltage detection unit 16 and the dynamic voltage detection unit 18, the control unit 20 detects It is programmed to operate each drive system 2, 2, ... In a time division manner according to the state.

Reference numeral 22 is a power supply unit, 24 is a battery, and 26 is a charging unit for receiving power supplied from the power supply unit 22 to charge the battery 24.

The power supply unit 22 supplies the operating power to the device body 3 in the normal state, and the battery 2
The charging power is supplied to No. 4. Further, the battery 24 constantly supplies driving power to each of the drive systems 2, 2, ... irrespective of whether or not there is a power failure in the power supply unit 22, and to the device body 3 when the power supply unit 22 fails in power. It is designed to supply power only for backup.

Therefore, in the configuration of FIG. 1, the drive systems 2, 2, ... Are driven by the power supply 22 irrespective of whether or not the power supply 22 has a power failure. Does not require power supply for driving each drive system 2, 2, .... Therefore, the power supply unit 22
The power supply capacity of is small. For example, the power supply unit 22
As the above, a 100 V commercial power source and a DC power source for supplying 14 V × 0.1 A power may be used.

Further, when the emergency maintenance device 1 is installed, if it is erroneously installed at an inclination of a predetermined angle or more, the detection output of the inclination detection unit 6 is given to the control unit 20, so that the control unit 20 is provided. Issues an alarm by the alarm unit 10.
Therefore, it is possible to prevent the vibration detection unit 4 from not obtaining a predetermined detection sensitivity.

If an earthquake occurs here, the power supply unit 22
If there is no power outage, the device main body 3 is directly connected to the power supply 22
Will continue to receive power. However, when the power supply unit 22 loses power, the device body 3 receives power from the battery 24.

When the vibration due to the earthquake is detected by the vibration detecting section 4 of the device body 3 and the detection output is given to the control section 20, the control section 20 performs the following operation.

When it is known that the battery 24 is sufficiently charged by previously capturing the detection output of the static voltage detection unit 16, the control unit 20 may, for example, supply a lock signal to one drive system 2. Is output, the transistor is turned on and the relay switch is turned on. At this time, the detection output from the dynamic voltage detection unit 18 is taken in for a predetermined period of time to check the ratio of the voltage drop of the battery 24, and thereby it is determined whether the battery 24 is deteriorated.

When it is determined that the battery 24 is not deteriorated, the lock signals are simultaneously output to all the drive systems 2, 2, ...
Drive each drive system 2, 2, ... On the other hand, the battery 2
4 is deteriorated, a lock signal is output to each of the drive systems 2, 2, ... In a time division manner at each time set by the timer unit 8 according to the degree of deterioration of the battery 24. For example, divide each drive system 2, 2, ...
Drive while shifting the time for each group. As described above, if the driving is performed in a time-division manner, the power supplied to the battery 24 can be small, so that the drive systems 2, 2, ... Can be operated reliably.

Similarly, even when it is known that the battery 24 is insufficiently charged by previously acquiring the detection output of the static voltage detector 16, each drive system 2, 2 is selected according to the insufficient charging state. 2, ... are driven by time division.

In this way, the control unit 20 drives each drive system 2,
When a lock signal is given to 2, ..., The transistors of each drive system 2, 2, ... are turned on in response to the lock signal, and accordingly, the relay switch is turned on and the lock mechanism is activated, and the door is opened. Locked. Therefore, it is possible to prevent tableware and chemicals from dropping or scattering due to the opening of the door due to an earthquake. Further, the lock indicator lamp 14 is turned on to inform that each drive system 2, 2, ... Is in the locked state.

On the other hand, when it is judged that the earthquake is safe and it is safe, when the lock release switch 12 is operated, the control unit 20 causes the timer unit 8 for all the drive systems 2, 2 ,.
The lock release signals are output all at once at the time set in step 1. By this, the locks of the drive systems 2, 2, ... Are released and the lock display lamp 14 is turned off. Each time the lock release switch 12 is operated, each drive system 2,
It is also possible that two, ... Are unlocked one by one.

When the drive systems 2, 2, ... Are in the locked state, and the inclination detecting section 6 allows the emergency maintenance device 1 to operate.
If it is detected that the lock is tilted by a predetermined angle or more, the control unit 20 determines that it is still in a dangerous state, and ignores the signal even when the lock release switch 12 is operated. To do.

It should be noted that although the description has been given here assuming an earthquake as an emergency, the present invention is not limited to this and can be widely applied as a device for coping with an emergency such as a fire or an accident.

For example, if the emergency maintenance device 1 having the structure shown in FIG. 1 is mounted on an automobile and the drive systems 2, 2, ... Are used for unlocking the automobile door, the door can be opened when a traffic accident occurs. It is possible to secure safety such as being able to escape to the outside. Further, if the emergency maintenance device 1 having the configuration of FIG. 1 is installed in the house and the drive systems 2, 2, ... Are used for closing the shutters, it is possible to prevent the spread of fire in the event of a fire.

[0047]

According to the present invention, the following effects can be obtained.

(1) In the structure of claim 1, the drive system is operated by being exclusively supplied with electric power by the battery regardless of whether or not there is a power failure in the power source section. Therefore, the power supply unit does not need to supply the power for operating the drive system, so the power supply capability as the power supply unit is small, and it is known in advance that time-division drive will be used. Any battery capable of being incorporated can be incorporated into the device. That is, the selection of batteries becomes wider.

(2) In the second aspect of the invention, when the battery charge is somewhat insufficient or deteriorated, the drive system is started in a time-sharing manner, so it is unexpected that the drive system does not operate. This situation is avoided, and the maintenance operation can be performed more reliably than before.

[Brief description of drawings]

FIG. 1 is a block diagram showing an embodiment of an emergency maintenance device according to the present invention.

FIG. 2 is a block diagram of a conventional emergency maintenance device.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Emergency maintenance device, 2 ... Drive system, 3 ... Device body, 4 ... Vibration detection part, 6 ... Inclination detection part, 8 ... Timer part, 10 ... Alarm part, 12 ... Unlock switch, 14 ... Lock display lamp, 16 ... Static voltage detection unit, 18 ... Dynamic voltage detection unit, 20 ...
Control part, 22 ... Power supply part, 24 ... Battery, 26 ... Charging part.

Claims (2)

[Claims] 1. An emergency sensing means for sensing whether or not an emergency situation has occurred, a drive system driven to the maintenance side in response to the occurrence of an emergency situation, and a drive system controlled based on a sensed output from the emergency detection means. A battery that supplies operating power to the drive system and backup power in an emergency to the control unit, and operating power to the control unit. An emergency maintenance device comprising: a power supply unit that constantly supplies charging power to each battery. 2. The emergency maintenance device according to claim 1, further comprising a battery monitoring means for monitoring the charging and deterioration states of the battery, and the control means has a plurality of drive systems and the battery monitoring means. When the battery is determined to be under-charged or deteriorated by the, the emergency maintenance device is configured to operate each drive system in a time division manner according to the state of the battery.