JPH0327513U - - Google Patents

Description

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

第１図は本考案と従来例による温水暖房機の全
体構成図、第２図は本考案による温水暖房機の要
部断面図、第３図と第４図、及び第５図と第６図
は別の実施例の部品底面図と断面図、第７図は従
来例の要部断面図である。 同図中、１は本体、２は熱交換装置、５はシス
ターンタンク、６は循環ポンプ、９は給水口、１
０は給水口口金、１０ａは雄ネジ部、１０ｂは開
口、１１は給水口蓋、１１ａは雌ネジ部、１１ｂ
はネジ逃げ部、１１ｃ，１１ｄは溝、１１ｇはす
りわり、１１ｈは透孔である。 Fig. 1 is an overall configuration diagram of a hot water heater according to the present invention and a conventional example, Fig. 2 is a sectional view of main parts of a hot water heater according to the present invention, Figs. 3 and 4, and Figs. 5 and 6. 7 is a bottom view and a sectional view of parts of another embodiment, and FIG. 7 is a sectional view of a main part of a conventional example. In the figure, 1 is the main body, 2 is the heat exchange device, 5 is the cistern tank, 6 is the circulation pump, 9 is the water supply port, 1
0 is the water supply mouthpiece, 10a is the male threaded part, 10b is the opening, 11 is the water supply mouth cover, 11a is the female threaded part, 11b
11c and 11d are grooves, 11g is a slot, and 11h is a through hole.

Claims (1)

【実用新案登録請求の範囲】 (1) 熱交換装置によつて加熱された温水が一旦
シスターンタンクに貯留された後、循環ポンプに
よつて負荷に供給される温水暖房機において、上
記シスターンタンクの給水口に蒸気抜き手段を備
えてなることを特徴とする温水暖房機。 (2) 上記給水口が給水口蓋と給水口口金より構
成され、上記手段が給水口蓋の内側に設けられた
雌ネジ部と、これに連接して上方に設けられたネ
ジ逃げ部と、同ネジ逃げ部と外部を連通する溝、
透孔、又はすりわりと、雌ネジ部に螺合する給水
口口金の上部に設けられて上記ネジ逃げ部に臨む
開口とよりなることを特徴とする請求項(1)記載
の温水暖房機。 (3) 上記給水蓋が二重の筒状部を有し、内筒の
内側に雌ネジ部とネジ逃げ部を設けてなることを
特徴とする請求項(2)記載の温水暖房機。[Scope of Claim for Utility Model Registration] (1) In a hot water heater in which hot water heated by a heat exchange device is temporarily stored in a cistern tank and then supplied to a load by a circulation pump, A hot water heater characterized in that a water supply port is equipped with a steam release means. (2) The water supply port is composed of a water supply port cap and a water supply cap, and the means includes a female threaded portion provided on the inside of the water supply port cap, a threaded relief portion provided upwardly in connection with the female threaded portion, and A groove that communicates the relief part with the outside,
2. The hot water heater according to claim 1, comprising a through hole or a slot, and an opening provided at the upper part of the water supply mouthpiece screwed into the female screw portion and facing the screw relief portion. (3) The hot water heater according to claim (2), wherein the water supply lid has a double cylindrical portion, and a female threaded portion and a screw relief portion are provided inside the inner cylinder.