JPS62122963U - - Google Patents

Description

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

第１図は、従来のダンパの正面図、第２図は第
１図のＺ―Ｚ方向から見た側断面図、第３図は本
考案によるダンパの正面図、第４図はそのＹ―Ｙ
方向から見た側断面図である。第５図は板バネの
正面図、第６図はその板バネを羽根に組込んだと
ころの第５図Ｘ―Ｘ断面で見た側断面図である。 符号はそれぞれ、１はケーシング、２は羽根、
３は弁座、４は弁軸、５はピン、６は板バネ、７
は押さえ板、８はボルトナツト、９は継ぎ板を示
す。またＡ，Ｂは羽根と弁座のスキ間を、Ｌは板
バネの長さ、Ｅ板バネの熱膨張用スキ間を示す。
Ｘ，Ｙ，Ｚはそれぞれ説明用の断面位置を示す。 Fig. 1 is a front view of a conventional damper, Fig. 2 is a side sectional view taken from the Z-Z direction in Fig. 1, Fig. 3 is a front view of the damper according to the present invention, and Fig. 4 is its Y- Y
It is a side sectional view seen from the direction. FIG. 5 is a front view of the leaf spring, and FIG. 6 is a side sectional view of the leaf spring assembled into the blade, taken along the line XX in FIG. The codes are respectively: 1 is the casing, 2 is the blade,
3 is the valve seat, 4 is the valve stem, 5 is the pin, 6 is the leaf spring, 7
8 indicates a holding plate, 8 indicates a bolt/nut, and 9 indicates a connecting plate. Also, A and B indicate the gap between the blade and the valve seat, L indicates the length of the leaf spring, and E indicates the gap for thermal expansion of the leaf spring.
X, Y, and Z each indicate a cross-sectional position for explanation.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ダンパの羽根の周縁部に板バネを固定し、ダン
パ全閉時に板バネをケーシングの弁座に押し付け
スキ間を無くす様作用せしめたダンパ弁の気密機
構。 A damper valve airtight mechanism in which a leaf spring is fixed to the periphery of the damper blade, and when the damper is fully closed, the leaf spring is pressed against the valve seat of the casing to eliminate the gap.