JPS6282395U

JPS6282395U -

Info

Publication number: JPS6282395U
Application number: JP17439285U
Authority: JP
Priority date: 1985-11-12
Filing date: 1985-11-12
Publication date: 1987-05-26

Description

[Brief explanation of the drawing]

第１図は本考案にかかるロータリー圧縮機の全
体構造を示す縦断面図、第２図は同要部の拡大断
面図、第３図は第２図Ｘ―Ｘ線の断面図、第４図
及び第５図はリヤヘツドに形成した給油室部分の
拡大図、第６図は従来例を説明する圧縮機一部の
断面図である。１……密閉ケーシング、３……圧縮要素、４…
…フロントヘツド、５……リヤヘツド、６……シ
リンダ、６ａ……シリンダ室、７……ローラ、８
……ブレード、９……駆動軸、９ａ……ピン部、
９ｂ……スラスト受面、１０……密閉室、１１…
…第１油路、１２……逆止弁、１３……第２油路
。 Fig. 1 is a vertical sectional view showing the overall structure of the rotary compressor according to the present invention, Fig. 2 is an enlarged sectional view of the main parts, Fig. 3 is a sectional view taken along the line XX in Fig. 2, and Fig. 4. 5 is an enlarged view of an oil supply chamber formed in the rear head, and FIG. 6 is a sectional view of a portion of a compressor illustrating a conventional example. 1... Sealed casing, 3... Compression element, 4...
...Front head, 5...Rear head, 6...Cylinder, 6a...Cylinder chamber, 7...Roller, 8
...Blade, 9...Drive shaft, 9a...Pin part,
9b... Thrust receiving surface, 10... Sealed chamber, 11...
...First oil passage, 12...Check valve, 13...Second oil passage.

Claims

[Scope of utility model registration request]

Front head 4, rear head 5, and rollers 7
It has a cylinder chamber 6a in which the roller 7 is housed.
A cylinder 6 that freely supports a blade 8 in contact with the cylinder 6 and a pin portion 9a that fits into the roller 7.
A rotary compressor in which a compression element 3 consisting of a drive shaft 9 having a drive shaft 9 is housed in a sealed casing 1,
A sealed chamber 10 whose volume changes with the reciprocation of the blade 8 is formed on the back side of the blade 8, and this sealed chamber 10 is connected to the thrust receiving surface 9b of the pin portion 9a.
through the first oil passage 11, and the sealed chamber 10 is connected to the oil reservoir portion 1a of the sealed casing 1.
, a check valve 1 that only allows flow from the oil sump 1a.
1. A rotary compressor, characterized in that the rotary compressor is connected through a second oil passage 13 having two oil passages.