JP3019156B2 - Backup battery usage restriction system when power is turned off - Google Patents

Backup battery usage restriction system when power is turned off

Info

Publication number
JP3019156B2
JP3019156B2 JP63198810A JP19881088A JP3019156B2 JP 3019156 B2 JP3019156 B2 JP 3019156B2 JP 63198810 A JP63198810 A JP 63198810A JP 19881088 A JP19881088 A JP 19881088A JP 3019156 B2 JP3019156 B2 JP 3019156B2
Authority
JP
Japan
Prior art keywords
power
backup battery
notification signal
power supply
battery
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
JP63198810A
Other languages
Japanese (ja)
Other versions
JPH0251336A (en
Inventor
清隆 西
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
NEC Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NEC Corp filed Critical NEC Corp
Priority to JP63198810A priority Critical patent/JP3019156B2/en
Publication of JPH0251336A publication Critical patent/JPH0251336A/en
Application granted granted Critical
Publication of JP3019156B2 publication Critical patent/JP3019156B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Description

【発明の詳細な説明】 〔産業上の利用分野〕 本発明は電源断を監視するシステムにおいて、電源断
時、電池によるバツクアツプ電源を供給している回路に
監視装置側からの信号により電源断通知を行い、バツク
アツプ電池からの電源供給を制限する電源断時のバツク
アツプ電池使用制限方式に関するものである。
DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention relates to a system for monitoring power-off, in which a power-off notification is made to a circuit that supplies backup power by a battery by a signal from a monitoring device when the power is turned off. To limit the supply of power from the backup battery, and to a method of restricting the use of the backup battery when the power is cut off.

〔従来の技術〕[Conventional technology]

従来、この種の電源断時のバツクアツプ電池使用方式
は第2図に示すように、監視装置22が装置21を監視して
いるシステムで、その装置21が電源断時自動切換部23と
電源断通知信号発生部26およびバツクアツプ電池部25な
らびに電源24で構成され、電源が正常時には、電源断時
自動切換部23の切換スイツチ23−1〜23−3の接点はす
べてa側に倒れている。このため、バツクアツプ電池は
使用せず、回路はすべて電源24により電源供給を受けて
いる。
Conventionally, as shown in FIG. 2, this type of back-up battery use system when the power is turned off is a system in which a monitoring device 22 monitors the device 21, and the device 21 is connected to an automatic switching unit 23 when the power is turned off. It comprises a notification signal generating section 26, a backup battery section 25 and a power supply 24. When the power supply is normal, all the contacts of the switching switches 23-1 to 23-3 of the automatic power-off switching section 23 fall to the a side. For this reason, no backup battery is used and all circuits are powered by the power supply 24.

そして、電源断が発生した場合には、電源断時自動切
換部23の切換スイツチ23−1〜23−3の接点がすべてb
側に動き、電源断通知信号発生部26はバツクアツプ電池
部25から電源の供給を受け電源断が発生したことを通知
するため、通知信号を発生させ監視装置22へ通知する。
この状態は電源24が正常に戻るまで継続する。
When the power is cut off, all the contacts of the switching switches 23-1 to 23-3 of the automatic switching unit 23 at the time of power cut-off are set to b.
The power-off notification signal generator 26 receives the power supply from the backup battery unit 25 and generates a notification signal to notify the monitoring device 22 to notify that the power-off has occurred.
This state continues until the power supply 24 returns to normal.

〔発明が解決しようとする課題〕[Problems to be solved by the invention]

上述した従来の電源断時のバツクアツプ電池使用方式
では、バツクアツプ電池部が、電源断時継続して電源供
給を行うので、バツクアツプ電池の寿命が短かく保守点
検を頻繁に行なわなければならないという課題があつ
た。
In the above-described conventional method of using a backup battery when the power is turned off, the backup battery unit continuously supplies power when the power is turned off. Atsuta.

[課題を解決するための手段] 本発明の電源断時のバックアップ電池使用制限方式
は、電源とバックアップ電池とを備えた装置の電源断を
監視手段によって監視するシステムにおいて、前記装置
は、電源断を検出すると電源断を前記監視手段に通知す
るための通知信号を出力する電源断通知信号発生手段
と、前記バックアップ電池と前記電源断通知信号発生手
段との間に配置されかつ電源断時に前記バックアップ電
池を前記電源断通知信号発生手段に接続するスイッチ手
段とを備え、前記監視手段は、前記通知信号が入力され
ると前記スイッチ手段にバックアップ電池切断信号を出
力する手段を備え、前記装置に含まれる前記スイッチ手
段は、前記バックアップ電池切断信号が入力されると前
記バックアップ電池を前記電源断通知信号発生手段から
切断する切断手段を備えているようにしたものである。
[MEANS FOR SOLVING THE PROBLEMS] The backup battery use restriction method at the time of power interruption according to the present invention is a system for monitoring the power interruption of an apparatus provided with a power supply and a backup battery by a monitoring means. Power-off notification signal generating means for outputting a notification signal for notifying the power-off to the monitoring means when the power-off is detected, and the power-off notification signal generating means arranged between the backup battery and the power-off notification signal generating means, and Switch means for connecting a battery to the power-off notification signal generating means, wherein the monitoring means includes means for outputting a backup battery disconnection signal to the switch means when the notification signal is input, and is included in the device. When the backup battery disconnection signal is input, the switch means switches the backup battery to generate the power-off notification signal. A cutting means for cutting from the step is provided.

[作用] 本発明においては、電源断時、電源断を通知する信号
が監視手段に送出された後、バックアップ電池と電源断
通知信号発生手段とを接続するスイッチ手段に監視手段
からバックアップ電池切断信号が送出される。これによ
って、バックアップ電池と電源断通知信号発生手段との
接続が切断されるので、バックアップ電池からの電源供
給は切断される。
[Operation] In the present invention, when the power is turned off, after the signal for notifying the power-off is sent to the monitoring means, the monitoring means switches the backup battery disconnection signal to the switch means for connecting the backup battery and the power-off notification signal generating means. Is sent. As a result, the connection between the backup battery and the power-off notification signal generating means is cut off, so that the power supply from the backup battery is cut off.

〔実施例〕〔Example〕

以下、図面に基づき本発明の実施例を詳細に説明す
る。
Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.

第1図は本発明による電源断時のバツクアツプ電池使
用制限方式の一実施例を示すブロツク図である。
FIG. 1 is a block diagram showing an embodiment of a backup battery use restriction system at the time of power interruption according to the present invention.

図において、1は装置、2はこの装置1を監視する監
視装置、3は電源断時自動切換部で、切断スイツチ3−
1,3−2,3−3によつて構成されている。4は電源、5は
電源供給バツクアツプ電池部、6はこの電源供給バツク
アツプ電池部5から電源の供給を電源断時自動切換部3
の切換スイツチ3−3を介して受ける電源断通知信号発
生部、7は電源供給バツクアツプ電池部5から電源の供
給を電源断時自動切換部3の切換スイツチ3−3を介し
て受ける電池使用制限信号検出部、8はこの電池使用制
限信号検出部7からの切断信号11によつて電源供給バツ
クアツプ電池部5からの電源供給を切断するバツクアツ
プ電池供給切断部である。電源断通知信号発生部6は切
断スイッチ3−1を介して監視装置2の入力側に接続さ
れ、監視装置2は切断スイッチ3−2を介して電池使用
制限信号検出部7の入力側に接続され、電池使用制限信
号検出部7はバックアップ電池供給切断部(切断手段)
8の入力側に接続されている。さらに、電源断通知信号
発生部6および電池使用制限信号検出部7は切断スイッ
チ3−3およびバックアップ電池供給切断部8を介して
電源供給バックアップ電池部5に接続されている。
In the figure, 1 is a device, 2 is a monitoring device for monitoring this device 1, and 3 is an automatic switching unit when power is cut off, and a disconnection switch 3-
1,3-2,3-3. 4 is a power supply, 5 is a power supply backup battery unit, and 6 is a power supply automatic switching unit 3 for switching power supply from the power supply backup battery unit 5.
A power cut-off notification signal generating unit 7 received via the switching switch 3-3 of the first embodiment is provided with a battery use restriction which receives power supply from the power supply backup battery unit 5 via the switching switch 3-3 of the automatic switching unit 3 when the power is cut off. The signal detecting section 8 is a backup battery supply disconnecting section which disconnects the power supply from the power supply backup battery section 5 in response to the disconnection signal 11 from the battery use restriction signal detecting section 7. The power-off notification signal generating unit 6 is connected to the input side of the monitoring device 2 via the disconnection switch 3-1. The monitoring device 2 is connected to the input side of the battery use restriction signal detecting unit 7 via the disconnection switch 3-2. The battery use restriction signal detecting unit 7 is a backup battery supply disconnecting unit (disconnecting unit).
8 is connected to the input side. Further, the power-off notification signal generating section 6 and the battery use restriction signal detecting section 7 are connected to the power supply backup battery section 5 via the disconnection switch 3-3 and the backup battery supply disconnection section 8.

切断スイッチ3−3とバックアップ電池供給切断部8
とによってスイッチ手段が構成される。
Disconnect switch 3-3 and backup battery supply disconnection unit 8
And switch means.

そして、電源断時電源供給バツクアツプ電池部5から
の電源供給を切断信号検出後切断するように構成されて
いる。
The power supply from the power supply backup battery unit 5 when the power is turned off is cut off after detecting the cutoff signal.

つぎにこの第1図に示す実施例の動作を説明する。 Next, the operation of the embodiment shown in FIG. 1 will be described.

まず、電源が正常時には、電源断時自動切換部3の切
換スイツチ3−1,3−2,3−3の接点はすべてa側に倒れ
ている。このため、バツクアツプ電池は使用せず、回路
はすべて電源4により電源供給を受けている。そして、
電源断通知信号発生部6と電池使用制限信号検出部7は
電源4により電源供給を受けているが、電源断時自動切
換部3の切換スイツチ3−1,3−2がa側に倒れている
ので、監視装置2との通信はない。
First, when the power supply is normal, all the contacts of the switching switches 3-1, 3-2, 3-3 of the automatic switching unit 3 when the power supply is turned off fall to the a side. For this reason, no backup battery is used, and all circuits are supplied with power from the power supply 4. And
The power-off notification signal generator 6 and the battery use restriction signal detector 7 are supplied with power from the power supply 4, but the switching switches 3-1 and 3-2 of the automatic switching unit 3 when the power is turned off fall to the side a. Therefore, there is no communication with the monitoring device 2.

つぎに、電源断が発生した場合には、電源断時自動切
換部3の切換スイツチ3−1〜3−3の接点がすべてb
側に動き、バツクアツプ電池供給切断部8の接点は電池
使用制限信号検出部7から切断信号11が入力されるまで
a側に倒れているので、電源供給バツクアツプ電池部5
から回路はすべて電源を供給される。そして、電源断が
発生したことを通知するため、電源断通知信号発生部6
は通知信号12を発生させ、監視装置2へ通知する。
Next, when the power is cut off, all the contacts of the switching switches 3-1 to 3-3 of the automatic switching unit 3 when the power is cut off are set to b.
Side, and the contact of the backup battery supply disconnection unit 8 is tilted to the side a until the disconnection signal 11 is input from the battery use restriction signal detection unit 7, so that the power supply backup battery unit 5
All circuits are supplied with power. Then, the power-off notification signal generating unit 6
Generates a notification signal 12 and notifies the monitoring device 2.

監視装置2はこの通知信号12を受信すると、装置1に
対してバツクアツプ電池切断信号13を送出する。このバ
ツクアツプ電池切断信号13を電池使用制限信号検出部7
が検出すると、バツクアツプ電池供給切断部8へ切断信
号11を出力し、バツクアツプ電池供給切断部8ではその
切断信号11を受けて接点をb側へ倒す。これにより、電
源供給バツクアツプ電池部5の回路への電源供給を切断
する。
Upon receiving this notification signal 12, the monitoring device 2 sends a backup battery disconnection signal 13 to the device 1. This back-up battery disconnection signal 13 is transmitted to the battery use restriction signal detecting section 7.
Is detected, the disconnection signal 11 is output to the backup battery supply disconnecting section 8, and the backup battery supply disconnecting section 8 receives the disconnection signal 11 and moves the contact to the b side. Thus, the power supply to the circuit of the power supply backup battery unit 5 is cut off.

〔発明の効果〕〔The invention's effect〕

以上説明したように本発明は、電源断時、電源断を通
知する信号を監視手段に送出した後、バックアップ電池
と電源断通知信号発生手段とを接続するスイッチ手段に
監視手段からバックアップ電池切断信号を送出して、バ
ックアップ電池と電源断通知信号発生手段との接続を切
断する。これにより、バックアップ電池からの電源供給
は切断されので、バツクアツプ電池からの電源供給を電
源断時、継続して行うことがなく、バツクアツプ電池の
寿命を長くし保守点検を軽減できる効果がある。
As described above, according to the present invention, when the power is turned off, a signal for notifying the power-off is sent to the monitoring means, and then the backup battery disconnection signal is sent from the monitoring means to the switch means for connecting the backup battery and the power-off notification signal generating means. Is sent to disconnect the connection between the backup battery and the power-off notification signal generating means. As a result, since the power supply from the backup battery is cut off, the power supply from the backup battery is not continuously performed when the power supply is cut off, so that the life of the backup battery can be prolonged and the maintenance and inspection can be reduced.

【図面の簡単な説明】[Brief description of the drawings]

第1図は本発明による電源断時のバツクアツプ電池使用
制限方式の一実施例を示すブロツク図、第2図は従来の
電源断時のバツクアツプ電池使用方式の一例を示すブロ
ツク図である。 1……装置、2……監視装置、3……電源断時自動切換
部、3−1〜3−3……切換スイツチ、4……電源、5
……電源供給バツクアツプ電池部、6……電源断通知信
号発生部、7……電池使用制限信号検出部、8……バツ
クアツプ電池供給切断部。
FIG. 1 is a block diagram showing an embodiment of a backup battery use restriction system when the power is cut off according to the present invention, and FIG. 2 is a block diagram showing an example of a conventional backup battery use system when the power supply is cut off. DESCRIPTION OF SYMBOLS 1 ... Device, 2 ... Monitoring device, 3 ... Automatic switching unit at power-off, 3-1 to 3-3 ... Switching switch, 4 ... Power supply, 5
... Power supply backup battery section, 6... Power cutoff signal generation section, 7... Battery use restriction signal detection section, 8... Backup battery supply disconnection section.

Claims (1)

(57)【特許請求の範囲】(57) [Claims] 【請求項1】電源とバックアップ電池とを備えた装置の
電源断を監視手段によって監視するシステムにおいて、 前記装置は、 電源断を検出すると電源断を前記監視手段に通知するた
めの通知信号を出力する電源断通知信号発生手段と、 前記バックアップ電池と前記電源断通知信号発生手段と
の間に配置されかつ電源断時に前記バックアップ電池を
前記電源断通知信号発生手段に接続するスイッチ手段と
を備え、 前記監視手段は、 前記通知信号が入力されると前記スイッチ手段にバック
アップ電池切断信号を出力する手段を備え、 前記装置に含まれる前記スイッチ手段は、前記バックア
ップ電池切断信号が入力されると前記バックアップ電池
を前記電源断通知信号発生手段から切断する切断手段を
備えたことを特徴とする電源断時のバックアップ電池使
用制限方式。
1. A system for monitoring power interruption of an apparatus provided with a power supply and a backup battery by a monitoring means, wherein the apparatus outputs a notification signal for notifying the monitoring means of the power interruption when the power interruption is detected. Power-off notification signal generating means, and switch means disposed between the backup battery and the power-off notification signal generating means and connecting the backup battery to the power-off notification signal generating means when power is turned off, The monitoring unit includes a unit that outputs a backup battery disconnection signal to the switch unit when the notification signal is input, and the switch unit included in the device performs the backup when the backup battery disconnection signal is input. Back-off at the time of power-off characterized by comprising a disconnecting means for disconnecting a battery from the power-off notification signal generating means. -Up battery use restriction method.
JP63198810A 1988-08-11 1988-08-11 Backup battery usage restriction system when power is turned off Expired - Lifetime JP3019156B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP63198810A JP3019156B2 (en) 1988-08-11 1988-08-11 Backup battery usage restriction system when power is turned off

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63198810A JP3019156B2 (en) 1988-08-11 1988-08-11 Backup battery usage restriction system when power is turned off

Publications (2)

Publication Number Publication Date
JPH0251336A JPH0251336A (en) 1990-02-21
JP3019156B2 true JP3019156B2 (en) 2000-03-13

Family

ID=16397288

Family Applications (1)

Application Number Title Priority Date Filing Date
JP63198810A Expired - Lifetime JP3019156B2 (en) 1988-08-11 1988-08-11 Backup battery usage restriction system when power is turned off

Country Status (1)

Country Link
JP (1) JP3019156B2 (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6244641U (en) * 1985-09-06 1987-03-18

Also Published As

Publication number Publication date
JPH0251336A (en) 1990-02-21

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