JPH0219882U - - Google Patents

Description

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

第１図は本考案の第１の実施例を示す要部の縦
断面図、第２図は本考案の第２の実施例を示す要
部の縦断面図、第３図は本考案の第３の実施例を
示す要部の縦断面図である。第４図ないし第６図
は従来の容積型圧縮機の１例を示し、第４図は要
部の縦断面図、第５図は第４図の―線に沿う
断面図、第６図は吐出キヤビテイ内で発生した一
次共鳴モードを示す線図である。 吐出ポート…９ａ，９ｂ、弁板…８、シリンダ
ヘツド…６、吐出キヤビテイ…１１、バツフル板
…１４ａ，１４ｂ，１４ｃ，１４ｄ，１４ｅ。 Fig. 1 is a vertical sectional view of the main part showing the first embodiment of the invention, Fig. 2 is a longitudinal sectional view of the main part showing the second embodiment of the invention, and Fig. 3 is the main part of the main part showing the second embodiment of the invention. FIG. 3 is a longitudinal cross-sectional view of a main part showing a third embodiment. Figures 4 to 6 show an example of a conventional positive displacement compressor, with Figure 4 being a longitudinal cross-sectional view of the main parts, Figure 5 being a cross-sectional view taken along the - line in Figure 4, and Figure 6 being a cross-sectional view of the main parts. FIG. 3 is a diagram showing a primary resonance mode generated within the discharge cavity. Discharge port...9a, 9b, valve plate...8, cylinder head...6, discharge cavity...11, buttful plate...14a, 14b, 14c, 14d, 14e.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 吐出ポートが穿設された弁板とシリンダヘツド
とによつて限界された吐出キヤビテイを具えた容
積型圧縮機において、上記吐出キヤビテイの内部
において上記弁板とこれに間隔を隔てて対向する
シリンダヘツドの内面との間で発生した一次共鳴
モードの脈動圧が零となる位置にバツフル板を設
けたことを特徴とする容積型圧縮機。 In a positive displacement compressor comprising a discharge cavity bounded by a cylinder head and a valve plate in which a discharge port is bored, the valve plate and the cylinder head facing the valve plate at a distance inside the discharge cavity. A positive displacement compressor, characterized in that a buttful plate is provided at a position where the pulsating pressure of the primary resonance mode generated between the internal surface of the compressor and the inner surface of the compressor becomes zero.