JPH0478461U

JPH0478461U -

Info

Publication number: JPH0478461U
Application number: JP12311690U
Authority: JP
Priority date: 1990-11-21
Filing date: 1990-11-21
Publication date: 1992-07-08

Description

[Brief explanation of drawings]

第１図はこの考案一実施例を付したお湯張り機
能付給湯器の概略構成図、第２図は同縁切り弁の
不作動状態の断面図、第３図は同縁切り弁のお湯
張り状態の断面図、第４図は同縁切り弁の第２逆
止弁故障状態の断面図。５……給湯管、８……浴槽、１１……風呂循環
回路、１４……お湯張り回路、１６……縁切り弁
、２０……第１逆止弁、２３……ドレーン口、２
５……大気開放弁、２８……第２逆止弁。 Fig. 1 is a schematic configuration diagram of a water heater with hot water filling function to which an embodiment of this invention is attached, Fig. 2 is a sectional view of the edge cut-off valve in the inoperative state, and Fig. 3 is a cross-sectional view of the edge cut-off valve in the hot water filling state. Cross-sectional view, FIG. 4 is a cross-sectional view of the second check valve failure state of the same edge cutoff valve. 5... Hot water supply pipe, 8... Bathtub, 11... Bath circulation circuit, 14... Hot water filling circuit, 16... Edge cutting valve, 20... First check valve, 23... Drain port, 2
5...Atmospheric release valve, 28...Second check valve.

Claims

[Scope of utility model registration request]

A bathtub 8 is provided with a hot water filling circuit 14 that communicates the hot water supply pipe 5 with the bath circulation circuit 11, and hot water can be filled into the bathtub 8 by dropping water or warm water from the hot water supply pipe 5. tension circuit 1
4, a first check valve 20 connected to the hot water supply pipe 5 and opened by hot water supply pressure, a second check valve 28 connected to the bath circulation circuit 11 and opened by hot water supply pressure, and furthermore, this first - A water heater with a hot water filling function, characterized in that it is equipped with a border valve 16 consisting of an atmosphere release valve 25 that directly opens and closes a drain port 23 between second check valves 20 and 28 according to the load of hot water pressure.