JPH0289249U

JPH0289249U -

Info

Publication number: JPH0289249U
Application number: JP17119588U
Authority: JP
Priority date: 1988-12-28
Filing date: 1988-12-28
Publication date: 1990-07-16

Description

[Brief explanation of drawings]

第１図、第２図、第３図及び第４図は本考案の
実施例装置を示す系統図である。１０……浴槽、１２……給湯機、３４……混合
弁、４０……湯張りタンク、４４……三方弁、４
８……ポンプ、５２……水位検出器、５４……温
度検出器、６４……コントローラ、６６……湯張
りスイツチ、６８……追焚スイツチ、７０……制
御装置。 1, 2, 3, and 4 are system diagrams showing an embodiment of the present invention. 10... Bathtub, 12... Water heater, 34... Mixing valve, 40... Hot water filling tank, 44... Three-way valve, 4
8... Pump, 52... Water level detector, 54... Temperature detector, 64... Controller, 66... Hot water filling switch, 68... Reheating switch, 70... Control device.

Claims

[Scope of Claim for Utility Model Registration] (1) The water heater is equipped with a water heater that heats water to supply hot water to the bathtub, and a reheating device that draws out and heats the hot water in the bathtub, and the water heater has a water inlet. In a hot water supply device for a bathtub that is connected to a water supply source and dispenses hot water using water supply pressure, the hot water outlet of the water heater is directly communicated with the bathtub through a hot water supply pipe, so that hot water can be directly supplied to the bathtub using the water supply pressure. A water heater for a bathtub, which is characterized by: (2) After the hot water in the bathtub is drawn out and heated by the reheating device, a reheating pipe is arranged to supply hot water to the hot water supply pipe, and a pump is installed in the middle of the reheating pipe. 2. The hot water supply device for a bathtub according to claim 1, further comprising a valve that allows flow only in a direction from the pump to the hot water supply piping. (3) A means for detecting the presence or absence of water in the bathtub is provided, and the means makes it possible to supply hot water only when the bathtub is empty or the amount of water is below a predetermined amount. 2) Hot water heater for bathtubs. (4) The hot water supply device for a bathtub according to any one of claims (1) to (3), wherein a hot water mixing valve is provided in the middle of the hot water supply piping, and a water supply pipe is connected to the hot water mixing valve. (5) The hot water supply device for a bathtub according to claim (4), further comprising a pipe for supplying hot water to a point other than the bathtub that requires hot water on the downstream side of the hot water mixing valve.