JP2795141B2 - Control method of automatic faucet - Google Patents
Control method of automatic faucetInfo
- Publication number
- JP2795141B2 JP2795141B2 JP26473493A JP26473493A JP2795141B2 JP 2795141 B2 JP2795141 B2 JP 2795141B2 JP 26473493 A JP26473493 A JP 26473493A JP 26473493 A JP26473493 A JP 26473493A JP 2795141 B2 JP2795141 B2 JP 2795141B2
- Authority
- JP
- Japan
- Prior art keywords
- battery
- automatic faucet
- voltage
- sensor
- water
- 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 - Fee Related
Links
Landscapes
- Domestic Plumbing Installations (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明は、吐水口の下方の手など
をセンサで感知して自動的に吐水及び止水を行なう自動
水栓の制御方法に係り、特に電池を電源とし、且つセン
サとマニュアルスイッチとの双方の信号に基づいて吐水
制御するようにしたセンサ吐水及びマニュアル吐水のい
ずれもが可能な自動水栓の制御方法に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for controlling an automatic faucet for automatically discharging and stopping water by detecting a hand or the like below a water outlet with a sensor, and more particularly to a method using a battery as a power source and a sensor. The present invention relates to a method of controlling an automatic faucet capable of performing both sensor water discharge and manual water discharge in which water discharge control is performed based on signals of both a manual switch and a manual switch.
【０００２】[0002]
【従来の技術】センサによって手などを検知して吐水、
止水を制御するようにした自動水栓は周知である。セン
サとマニュアルスイッチとの双方からの信号によって吐
水、止水を制御するようにした自動水栓も実開昭６３−
１００５５９号の通り公知である。自動水栓において電
池を電源とすることも実願平６３−４８２３２号等にみ
られる通り公知である。この実願平６３−４８２３２号
には、電池を電源とした水源において、電池電圧が所定
電圧よりも低くなると警告手段を作動させる（警告ラン
プを点灯又は点滅させる）ことも開示されている。2. Description of the Related Art Water is discharged by detecting a hand or the like with a sensor.
Automatic faucets adapted to control water shutoff are well known. An automatic faucet that controls water discharge and water stoppage based on signals from both the sensor and the manual switch is also available.
It is publicly known as 100559. It is also known to use a battery as a power source in an automatic faucet, as seen in Japanese Utility Model Application No. 63-48232. Japanese Utility Model Application No. 63-48232 also discloses that in a water source using a battery as a power source, when a battery voltage becomes lower than a predetermined voltage, a warning unit is activated (a warning lamp is turned on or blinks).
【０００３】[0003]
【発明が解決しようとする課題】センサ吐水とマニュア
ル吐水のいずれもが可能な自動水栓において、電池電圧
が低下して警告ランプ等の警告手段が作動したとして
も、この警告が使用者に無視され電池が交換されない
と、やがて電池が完全に切れてしまい、センサ吐水もマ
ニュアル吐水もできないようになる。In an automatic faucet capable of both sensor water discharge and manual water discharge, even if the battery voltage drops and a warning means such as a warning lamp is activated, this warning is ignored by the user. If the battery is not replaced and the battery is eventually replaced, the battery will eventually run out, and neither sensor water discharge nor manual water discharge will be possible.
【０００４】[0004]
【課題を解決するための手段】本発明の自動水栓の制御
方法は、電池を電源とした自動水栓の制御方法であっ
て、吐水口下方に差し出された物体を検知するセンサ
と、使用者によって操作されるマニュアルスイッチとの
双方の信号に基づいて吐水及び止水を行なわせるように
しており、前記電池の電圧が所定の第１の電圧よりも低
くなると警告手段を作動させるようにした自動水栓の制
御方法において、該電池の電圧が該第１の電圧よりも低
い所定の第２の電圧よりも低くなったときに、前記セン
サの作動を停止させ、前記マニュアルスイッチからの信
号だけに基づいて吐水及び止水を行なわせるようにした
ことを特徴とするものである。SUMMARY OF THE INVENTION An automatic faucet control method according to the present invention is a method for controlling an automatic faucet using a battery as a power source, comprising: a sensor for detecting an object inserted below a spout; Water discharge and water stop are performed based on both signals from a manual switch operated by a user, and a warning means is activated when the voltage of the battery becomes lower than a predetermined first voltage. In the automatic faucet control method, when the voltage of the battery becomes lower than a predetermined second voltage lower than the first voltage, the operation of the sensor is stopped, and a signal from the manual switch is output. The water discharge and the water stop are performed based on only this.
【０００５】[0005]
【作用】本発明の自動水栓の制御方法においては、セン
サの感知信号に基づくセンサ吐水と、マニュアルスイッ
チの操作信号に基づくマニュアル吐水のいずれもが可能
である。According to the automatic faucet control method of the present invention, both sensor water discharge based on a sensor signal and manual water discharge based on a manual switch operation signal are possible.
【０００６】電池の電圧が第１の電圧よりも低くなる
と、警告手段が作動される。When the battery voltage drops below the first voltage, a warning means is activated.
【０００７】この警告が無視され、電池が交換されず、
電池電圧が第２の電圧よりも低くなると、センサ吐水が
行なわれなくなり、マニュアル吐水のみが行なえる状態
となる。This warning is ignored, the battery is not replaced,
When the battery voltage becomes lower than the second voltage, sensor water discharge is not performed, and only manual water discharge can be performed.
【０００８】センサ吐水は、センサを連続的に作動させ
るものであるから、電力の消費量が多い。そこで、この
センサの差動を停止すると、自動水栓の電池消耗が著し
く遅くなり、電池が長持ちするようになる。[0008] Since the sensor water discharge is for continuously operating the sensor, a large amount of power is consumed. Therefore, when the differential of the sensor is stopped, the battery consumption of the automatic faucet becomes extremely slow, and the battery lasts longer.
【０００９】また、センサ吐水が行なわれないと、使用
者にはかなり不便であり、電池を交換しなければならな
いという動機がきわめて強く惹き起こされるため、電池
が速やかに交換され、電池切れの事態が生じることが未
然に回避されるようになる。[0009] Further, if the sensor is not discharged, it is very inconvenient for the user, and the motive to replace the battery is extremely strongly caused. Therefore, the battery is quickly replaced and the battery runs out. Is prevented from occurring beforehand.
【００１０】[0010]
【実施例】以下、図面を参照して実施例について説明す
る、第１図は電池の消耗を示すグラフ、第２図は自動水
栓の側面図、第３図は自動水栓の制御ブロック図であ
る。この自動水栓１は、先端に吐水口２を有し、後端に
水の受入口３を有する。この自動水栓１の外殻部は合成
樹脂製のケーシングにて構成されており、吐水口２と受
入口３とはケーシング内に引き通された導管４により連
通されている。この導管４の途中にラッチングタイプの
電磁弁５が設置されている。BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a graph showing battery consumption, FIG. 2 is a side view of an automatic faucet, and FIG. 3 is a control block diagram of the automatic faucet. It is. The automatic faucet 1 has a water outlet 2 at a front end and a water receiving port 3 at a rear end. The outer shell of the automatic faucet 1 is formed of a synthetic resin casing, and the water outlet 2 and the receiving port 3 are communicated with each other by a conduit 4 led into the casing. A latching type solenoid valve 5 is provided in the middle of the conduit 4.
【００１１】吐水口２の近傍にはセンサ６が設けられて
いる。自動水栓１の上面にはマニュアルスイッチ７が設
けられている。自動水栓１の背面部に電池８の収納部が
設けられている。この自動水栓１の背面には電池の交換
口（図示略）が設けられている。A sensor 6 is provided near the water outlet 2. A manual switch 7 is provided on the upper surface of the automatic faucet 1. A storage section for a battery 8 is provided on the back of the automatic faucet 1. A battery replacement port (not shown) is provided on the back of the automatic faucet 1.
【００１２】自動水栓１内の上面には制御回路基板９が
設けられており、第３図の如く、センサ６、マニュアル
スイッチ７の信号が該制御回路基板９上の制御回路１０
に入力されている。この制御回路は、電池８から給電を
受け、電磁弁５に駆動電力を供給する。なお、自動水栓
１の上面に設けられたランプ（ＬＥＤ）１１もこの制御
回路１０から給電される。A control circuit board 9 is provided on the upper surface in the automatic faucet 1. As shown in FIG. 3, signals from the sensor 6 and the manual switch 7 are transmitted to the control circuit 10 on the control circuit board 9.
Has been entered. The control circuit receives power from the battery 8 and supplies driving power to the solenoid valve 5. The lamp (LED) 11 provided on the upper surface of the automatic faucet 1 is also supplied with power from the control circuit 10.
【００１３】このように構成された自動水栓１におい
て、電池８を収納部に装着すると、ランプ１１が点灯さ
れる。この状態で、自動水栓１の吐水口２の下方に手や
コップ等を差し出すと、センサ６が感知信号を出力し、
電磁弁５に開弁電流が通電され、吐水が行なわれる。手
やコップ等が引込められると、電磁弁５に閉弁電流が通
電され、止水される。In the automatic faucet 1 thus constructed, when the battery 8 is mounted in the housing, the lamp 11 is turned on. In this state, when a hand or a cup is inserted below the water outlet 2 of the automatic faucet 1, the sensor 6 outputs a sensing signal,
A valve opening current is supplied to the solenoid valve 5 to discharge water. When a hand, a cup, or the like is retracted, a valve closing current is supplied to the solenoid valve 5 to stop water.
【００１４】マニュアルスイッチ７を１回押すと吐水が
行なわれ、もう１回マニュアルスイッチ７を押すと止水
が行なわれる。なお、センサ吐水とマニュアル吐水のい
ずれを優先させても良い。When the manual switch 7 is pressed once, water is discharged, and when the manual switch 7 is pressed again, water is stopped. Either sensor water discharge or manual water discharge may be prioritized.
【００１５】電池８が消耗し、第１図の如く、電池電圧
が第１の電圧まで低下すると、ランプ１１が点滅され
る。このランプ１１の点滅に気が付いた使用者が電池を
交換すれば、ランプ１１の点滅が停止されるが、そのま
ま放置され、電池電圧が第２の電圧まで低下すると、セ
ンサ吐水が停止され、マニュアル吐水のみが行なわれ
る。When the battery 8 is exhausted and the battery voltage drops to the first voltage as shown in FIG. 1, the lamp 11 blinks. When the user who notices the blinking of the lamp 11 replaces the battery, the blinking of the lamp 11 is stopped, but the lamp 11 is left as it is, and when the battery voltage decreases to the second voltage, the sensor water discharge is stopped, and the manual water discharge is performed. Only done.
【００１６】このマニュアル吐水のみが可能な状態は、
使用者にとって不便であるため、電池交換しなければな
らないという動機が強く生じ、電池が交換される。The state in which only manual water discharge is possible is as follows.
Since it is inconvenient for the user, there is a strong motivation to replace the battery, and the battery is replaced.
【００１７】なお、電池電圧が第２の電圧よりも低くな
ると、点滅の周期を短かくして視覚的に強い警告を発す
るようにしても良い。When the battery voltage becomes lower than the second voltage, a flashing cycle may be shortened to give a visually strong warning.
【００１８】[0018]
【発明の効果】以上の通り、本発明の自動水栓の制御方
法によると、電池の電圧が第２の電圧まで低下してくる
と、センサ吐水が効かなくなるため、使用者に電池交換
の必要性を強く認識させることができる。As described above, according to the automatic faucet control method of the present invention, when the battery voltage drops to the second voltage, the sensor water discharge becomes ineffective and the user needs to replace the battery. Sex can be strongly recognized.
【図１】電池の電圧変化を示すグラフである。FIG. 1 is a graph showing a voltage change of a battery.
【図２】自動水栓の側面図である。FIG. 2 is a side view of the automatic faucet.
【図３】実施例方法を実施するための制御回路のブロッ
ク図である。FIG. 3 is a block diagram of a control circuit for implementing the embodiment method.
１ 自動水栓 ５ 電磁弁 ６ センサ ７ マニュアルスイッチ ８ 電池 １０ 制御回路 １１ ランプ DESCRIPTION OF SYMBOLS 1 Automatic faucet 5 Solenoid valve 6 Sensor 7 Manual switch 8 Battery 10 Control circuit 11 Lamp
Claims (1)
あって、 吐水口下方に差し出された物体を検知するセンサと、使
用者によって操作されるマニュアルスイッチとの双方の
信号に基づいて吐水及び止水を行なわせるようにしてお
り、 前記電池の電圧が所定の第１の電圧よりも低くなると警
告手段を作動させるようにした自動水栓の制御方法にお
いて、 該電池の電圧が該第１の電圧よりも低い所定の第２の電
圧よりも低くなったときに、前記センサの作動を停止さ
せ、前記マニュアルスイッチからの信号だけに基づいて
吐水及び止水を行なわせるようにしたことを特徴とする
自動水栓の制御方法。1. A method of controlling an automatic faucet using a battery as a power source, based on signals from both a sensor for detecting an object inserted below a water outlet and a manual switch operated by a user. A water faucet and a water stop, and when the voltage of the battery becomes lower than a predetermined first voltage, a warning means is activated. When the voltage becomes lower than a predetermined second voltage lower than the first voltage, the operation of the sensor is stopped, and water is discharged and stopped only based on a signal from the manual switch. A method for controlling an automatic faucet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP26473493A JP2795141B2 (en) | 1993-10-22 | 1993-10-22 | Control method of automatic faucet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP26473493A JP2795141B2 (en) | 1993-10-22 | 1993-10-22 | Control method of automatic faucet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH07119186A JPH07119186A (en) | 1995-05-09 |
| JP2795141B2 true JP2795141B2 (en) | 1998-09-10 |
Family
ID=17407434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP26473493A Expired - Fee Related JP2795141B2 (en) | 1993-10-22 | 1993-10-22 | Control method of automatic faucet |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2795141B2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003020702A (en) * | 2001-07-04 | 2003-01-24 | Denso Corp | Automatic water supply system |
| JP7190288B2 (en) * | 2018-09-03 | 2022-12-15 | 株式会社Lixil | faucet device |
-
1993
- 1993-10-22 JP JP26473493A patent/JP2795141B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH07119186A (en) | 1995-05-09 |
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