JPS5869746U - Water boiler - Google Patents

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は従来例を示す概略図、第２図は従来とこの考案
との温度変化を示す比較図、第３図はこの考案の一実施
例を示す概略図、第４図は同じく流量スイッチ９を示す
断面図である。 なお、各図中同一符号は同一または相当部分を示し、３
は熱交換器、５は湯温検知器、６は制御回路、７はガス
量コントロール装置、８はバーナ、９は流量スイッチ、
１３はバイパス回路、１４は電磁弁である。 第３図 第４図Fig. 1 is a schematic diagram showing a conventional example, Fig. 2 is a comparison diagram showing temperature changes between the conventional example and this invention, Fig. 3 is a schematic diagram showing an embodiment of this invention, and Fig. 4 is a flow rate switch as well. 9 is a sectional view showing FIG. In addition, the same reference numerals in each figure indicate the same or corresponding parts, and 3
is a heat exchanger, 5 is a hot water temperature detector, 6 is a control circuit, 7 is a gas amount control device, 8 is a burner, 9 is a flow rate switch,
13 is a bypass circuit, and 14 is a solenoid valve. Figure 3 Figure 4

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 熱交換器と、この熱交換器の下流側に設けられた流量ス
イッチと、上記熱交換器を加熱するバーナとを備え、上
記熱交換器と並列に電磁弁を有するバイパス回路を設け
、流量が減少したとき上記流量スイッチにより上記電磁
弁を開放するようにした湯沸装置。It is equipped with a heat exchanger, a flow rate switch provided on the downstream side of the heat exchanger, and a burner for heating the heat exchanger, and a bypass circuit having a solenoid valve is provided in parallel with the heat exchanger, and the flow rate is The water heating device is configured to open the solenoid valve using the flow rate switch when the flow rate decreases.