JPH0455256U

JPH0455256U -

Info

Publication number: JPH0455256U
Application number: JP9660890U
Authority: JP
Priority date: 1990-09-14
Filing date: 1990-09-14
Publication date: 1992-05-12

Description

[Brief explanation of the drawing]

第１図は本考案に係る給排水システムの一実施
例を示すシステム構成図、第２図は制御装置の制
御信号を示すタイムチヤート、第３図は従来の給
排水装置の一例を示す構成図である。１……タンク、２……給水ポンプ、３……給水
パイプ、４……給水バルブ、５１〜５３……流量
調整手動バルブ、６１〜６３……ベツド、６１０
〜６３０……鉢物植物、７……オーバーフローパ
イプ、８……排水パイプ、９……排水バルブ、１
０……制御装置。 Fig. 1 is a system configuration diagram showing an embodiment of the water supply and drainage system according to the present invention, Fig. 2 is a time chart showing control signals of a control device, and Fig. 3 is a configuration diagram showing an example of a conventional water supply and drainage system. . 1...Tank, 2...Water supply pump, 3...Water supply pipe, 4...Water supply valve, 51-53...Flow rate adjustment manual valve, 61-63...Bed, 610
~630... Potted plant, 7... Overflow pipe, 8... Drain pipe, 9... Drain valve, 1
0...control device.

Claims

[Scope of Claim for Utility Model Registration] In a water supply and drainage control system for supplying and draining water to a plurality of cultivation beds equipped with a plurality of bottom-watered potted plants, there is provided a tank that stores water to be supplied to the potted plants, and a tank that stores water to be supplied to the potted plants; a water supply pump for pumping water; a water supply valve for sending the water pumped by the water supply pump to the cultivation bed; and a manual adjustment of the amount of water sent from the water supply valve to the cultivation bed via the water supply pump. a manual flow rate adjustment valve; an overflow pipe that is provided in the cultivation bed and drains water to the tank in order to maintain a constant water level when the water level exceeds a certain height during water supply; and the cultivation bed. a drain valve for draining water to flow into the tank through a drain pipe attached to the bottom of the tank; and a drain valve for operating the water supply pump and opening the water supply valve when water is being supplied so that the water level reaches the certain height. 1. A water supply and drainage control system comprising: a control device that automatically controls water supply by repeating a cycle of closing a water supply valve, opening said drainage valve, and draining water into said tank;