JPS6078987U

JPS6078987U - Check valve for compressor

Info

Publication number: JPS6078987U
Application number: JP17264183U
Authority: JP
Inventors: 雄史山本
Original assignee: ダイキン工業株式会社
Priority date: 1983-11-07
Filing date: 1983-11-07
Publication date: 1985-06-01

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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図は本考案を適用した圧縮機の部分正面断面図、第
２図は同要部の拡大側面断面図、第３図は同第２図のＡ
−Ａ矢視図、第４図は同作動説明図、第５図は他の実施
例の要部の断面図、第６゜７図は従来例を示す説明図で
ある。２・・・・・・気筒、１０・・・・・・気筒上蓋、１４
・・・・・・吐出チャンバー、１５・・・・・・連通孔
、２０・・・・・・逆止弁、２１・・・・・・ばね受部
、２２・・・・・・案内部、２３・・・・・・案内棒、
２４・・・・・・弁座面、２５・・・・・・板状弁、２
６・・・　　　　−・・・弁押え、２７・・・・・・リ
ターンばね、２５ａ、２６ａ・・・・・・案内孔。Fig. 1 is a partial front sectional view of a compressor to which the present invention is applied, Fig. 2 is an enlarged side sectional view of the main parts, and Fig. 3 is A of Fig. 2.
4 is an explanatory diagram of the same operation, FIG. 5 is a sectional view of the main part of another embodiment, and FIGS. 6-7 are explanatory diagrams showing a conventional example. 2... Cylinder, 10... Cylinder top cover, 14
...Discharge chamber, 15...Communication hole, 20...Check valve, 21...Spring receiving part, 22...Guiding part , 23... guide rod,
24... Valve seat surface, 25... Plate valve, 2
6... -... Valve holder, 27... Return spring, 25a, 26a... Guide hole.

Claims

[Scope of utility model registration request]

A check valve that opens and closes a communication hole that communicates the inside of the cylinder top cover and a discharge chamber of a compressor having a plurality of cylinders and a cylinder top cover that includes an unloader mechanism that enables unloading operation of the cylinders, A plurality of guide rods having a spring receiving part and a guide part are protruded from the outer periphery of the discharge chamber side opening of the communication hole, and a plate-shaped valve seated on the valve seat surface of the communication hole and the valve are secured. A valve holder is formed to jointly support the plate-shaped valve and the valve holder, and a guide hole through which the guide rod is inserted is provided in each of the plate-shaped valve and the valve holder, and the guide portion of the guide rod is slidably inserted into these guide holes. In addition, a return spring for biasing the plate-shaped valve and the valve holder toward the valve seat surface is interposed between the valve holder and the spring receiving portion of the guide rod. Stop valve.