water supply system

JP7885113B2Active Publication Date: 2026-07-06SANEI LTD
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Patent Information

Application Number
JP2022211556
Authority / Receiving Office
JP · JP
Patent Type
Patents
Current Assignee / Owner
Filing Date
2022-12-28
Publication Date
2026-07-06
Estimated Expiration
2042-12-28

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Abstract

To provide a water supply system capable of using water generated from the air as clean water and addressing a situation where water generation capacity cannot keep up with water demand.SOLUTION: A water supply system 1 for supplying drinking water comprises: a water creation device 2 that condenses moisture contained in the air to obtain generated water; a first chlorine addition device 4a and a filter device 3 that sterilize and filter the generated water from the water creation device 2; a water storage tank 5 that stores filtered water from the filter device 3; a second pump 6b that supplies tap water 54 to the water storage tank 5 when the filtered water in the water storage tank 5 falls below a specified quantity; and a first pump 6a that supplies the filtered water and / or tap water from the water storage tank 5 to a drinking water supply point 53.SELECTED DRAWING: Figure 1
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Claims

1. A water supply system that provides drinking water, A water creation device that obtains generated water by condensing moisture contained in the air, A sterilization and filtration device for sterilizing and filtering the water generated from the water creation device, A water storage tank for storing filtered water from the sterilization filtration device, A second pump supplies tap water to the water storage tank when the amount of filtered water in the water storage tank falls below a predetermined amount. A water supply system comprising a first pump that supplies filtered water and / or tap water from the water storage tank to a drinking water supply destination.

2. In claim 1, An analyzer for detecting the water quality of the filtered water is installed between the sterilization filtration device and the water storage tank. A first water supply valve is installed in the piping between the second pump and the water storage tank. A second water supply valve is installed in the piping between the second pump and the drinking water supply destination. A water supply system in which, when the analyzer issues a signal indicating that the water quality is unsuitable for drinking, the first pump is stopped, the first tap water on / off valve is closed, the second tap water on / off valve is opened, and the second pump is activated, so that only tap water is supplied to the drinking water recipient.

3. In claim 2, Equipped with a rainwater tank to store rainwater, The water from this rainwater tank can be used for purposes such as toilets and car washing, regardless of water quality. A water supply system that allows the water in the storage tank to be transferred to the rainwater tank when the first pump is stopped because the water quality of the filtered water is deemed unsuitable for drinking by the analyzer.

Citation Information

Patent Citations

  • Liquid treatment device

    JP2022041585A

  • Drinking water supply system

    JP2022168400A

  • Water generation methods

    JP6782045B1

  • JPP7188723B

  • Energy saving and environmentally friendly atmospheric dehumidifier chiller for drinking purposes

    US20080276630A1