【図面の簡単な説明】[Brief explanation of drawings]
第１図は本出願人が開発したボイラの断面図、
第２図は本考案実施例の定常時の断面図、第３図
は従来の膨張タンクの断面図、第４図は従来の大
気開放型ボイラの構成図である。
図中、１０はボイラ、１１はバーナ、１２は火
炎、１３は燃焼室、１４は燃焼室掃除口、１５は
保守点検口、１６はベース、１７はスクリユープ
レート、１８は煙室、１９はサイレンサー、２０
は煙突接続口、２１は缶水管、２１ａは循環ポン
プ、２２は水位計、２３は缶水用サーミスタ、２
４はハイリミツト、２５は熱交換器、２６は膨張
タンク、２６ａはふた、２６ｂはカバー、２７は
二次側還湯口、２８は自動給水弁、２９は手動給
水弁、３０は逃し管、３０ａは大気開放口、３１
は一時側給水口、３２は二次側出湯口、３３は出
湯口サーミスタ、３４は熱交換器二次側ドレイン
、３５は還湯口サーミスタ、３６は制御盤、３７
は缶水、３８は湯管、３９は貯湯タンク、３９は
排出口、を示す。
Figure 1 is a cross-sectional view of the boiler developed by the applicant.
FIG. 2 is a sectional view of the embodiment of the present invention in steady state, FIG. 3 is a sectional view of a conventional expansion tank, and FIG. 4 is a configuration diagram of a conventional open-to-atmosphere boiler. In the figure, 10 is a boiler, 11 is a burner, 12 is a flame, 13 is a combustion chamber, 14 is a combustion chamber cleaning port, 15 is a maintenance inspection port, 16 is a base, 17 is a screw plate, 18 is a smoke chamber, and 19 is a Silencer, 20
is a chimney connection port, 21 is a can water pipe, 21a is a circulation pump, 22 is a water level gauge, 23 is a can water thermistor, 2
4 is a high limit, 25 is a heat exchanger, 26 is an expansion tank, 26a is a lid, 26b is a cover, 27 is a secondary side return port, 28 is an automatic water supply valve, 29 is a manual water supply valve, 30 is a relief pipe, 30a is Atmospheric opening, 31
is the primary side water supply port, 32 is the secondary side outlet, 33 is the outlet thermistor, 34 is the heat exchanger secondary side drain, 35 is the return thermistor, 36 is the control panel, 37
38 is a hot water pipe, 39 is a hot water storage tank, and 39 is a discharge port.
補正 平１．２．２１
考案の名称を次のように補正する。
考案の名称 大気開放型ボイラの膨張タンク
実用新案登録請求の範囲、図面の簡単な説明を
次のように補正する。Amendment 1.2.21 Hei 1. The name of the invention is amended as follows. Title of the invention: Expansion tank for an open-to-atmosphere boiler The claims for utility model registration and the brief description of the drawings are amended as follows.
【実用新案登録請求の範囲】
大気開放型のボイラ１０の缶水３７用の膨張タ
ンク２６において、
該膨張タンク２６は孔をあけふた２６ａによつ
て上部が覆われ、
缶水３７は膨張タンク２６内で気密性と可撓性
を有するカバー２６ｂを介して大気圧にさらされ
るが大気と直接には接触しない状態に保たれる構
成としたことを特徴とする大気開放型ボイラの膨
張タンク。[Claims for Utility Model Registration] In the expansion tank 26 for the canned water 37 of the boiler 10 that is open to the atmosphere, the expansion tank 26 has a hole and the upper part is covered with a lid 26a, and the canned water 37 is contained in the expansion tank 26. An expansion tank for an open-to-atmosphere boiler, characterized in that the tank is exposed to atmospheric pressure through an airtight and flexible cover 26b, but is maintained in a state without direct contact with the atmosphere.
【図面の簡単な説明】
第１図は本出願人が開発したボイラの断面図、
第２図は本考案実施例の定常時の断面図、第３図
は従来の膨張タンクの断面図、第４図は従来の大
気開放型ボイラの構成図である。
図中、１０はボイラ、１１はバーナ、１２は火
炎、１３は燃焼室、１４は燃焼室掃除口、１５は
保守点検口、１６はベース、１７はスクリユープ
レート、１８は煙室、１９はサイレンサー、２０
は煙突接続口、２１は缶水管、２１ａは循環ポン
プ、２２は水位計、２３は缶水用サーミスタ、２
４はハイリミツト、２５は熱交換器、２６は膨張
タンク、２６ａはふた、２６ｂはカバー、２６ｃ
は孔、２７は二次側還湯口、２８は自動給水弁、
２９は手動給水弁、３０は逃し管、３０ａは大気
開放口、３１は一次側給水口、３２は二次側出湯
口、３３は出湯口サーミスタ、３４は熱交換器二
次側ドレイン、３５は還湯口サーミスタ、３６は
制御盤、３７は缶水、３８は湯管、を示す。[Brief explanation of the drawings] Figure 1 is a cross-sectional view of the boiler developed by the applicant;
FIG. 2 is a sectional view of the embodiment of the present invention in steady state, FIG. 3 is a sectional view of a conventional expansion tank, and FIG. 4 is a configuration diagram of a conventional open-to-atmosphere boiler. In the figure, 10 is a boiler, 11 is a burner, 12 is a flame, 13 is a combustion chamber, 14 is a combustion chamber cleaning port, 15 is a maintenance inspection port, 16 is a base, 17 is a screw plate, 18 is a smoke chamber, and 19 is a Silencer, 20
is a chimney connection port, 21 is a can water pipe, 21a is a circulation pump, 22 is a water level gauge, 23 is a can water thermistor, 2
4 is a high limit, 25 is a heat exchanger, 26 is an expansion tank, 26a is a lid, 26b is a cover, 26c
is a hole, 27 is a secondary side return port, 28 is an automatic water supply valve,
29 is a manual water supply valve, 30 is a relief pipe, 30a is an atmosphere opening port, 31 is a primary side water supply port, 32 is a secondary side outlet, 33 is an outlet thermistor, 34 is a heat exchanger secondary side drain, 35 is a A return thermistor, 36 is a control panel, 37 is canned water, and 38 is a hot water pipe.