JPS59195223U

JPS59195223U - bearing

Info

Publication number: JPS59195223U
Application number: JP8983783U
Authority: JP
Inventors: 竹下　興二; 豊小澤; 種宏篠原; 優太田; 野村　輝雄; 公温武田
Original assignee: 三菱重工業株式会社
Priority date: 1983-06-14
Filing date: 1983-06-14
Publication date: 1984-12-25

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

Description

[Brief explanation of the drawing]

第１図は公知のローリングピストン式ロータリ圧縮機を
示す縦断面図、第２図は第１図の■−■断面図、第３図
は第１図の上部軸受を示す部分拡大図、第４図および第
５図はそれぞれ軸と軸受と、が平行の場合および傾いて
いる場合を示す縦断面図、第６図は第５図における傾き
角と油膜の負荷能力との関係を示す線図、第７図は本考
案をローリングピストン式ロータリ圧縮機の上部軸受に
適用した一実施例を示す縦断面図、第８図、第９図、第
１０図、第１１図、第１２図、第１３図および第１４図
はそれぞれ第７図の変形例を示す部分縦断面図である。１ｏ・・・上部ジャーナル部、５Ａ・・・部材、５８・
・・部材、５１・・・薄肉円板部分、５２・・・円筒部
分、５３・・・円筒部分。Ｌ２１１Ｄ　　−Fig. 1 is a longitudinal cross-sectional view showing a known rolling piston rotary compressor, Fig. 2 is a cross-sectional view taken along the line -■ in Fig. 1, Fig. 3 is a partially enlarged view showing the upper bearing in Fig. 1, and Fig. 4 is a longitudinal sectional view showing a known rolling piston rotary compressor. 5 and 5 are longitudinal cross-sectional views showing cases where the shaft and bearing are parallel and inclined, respectively, FIG. 6 is a diagram showing the relationship between the angle of inclination and the load capacity of the oil film in FIG. 5, FIG. 7 is a vertical sectional view showing an embodiment in which the present invention is applied to an upper bearing of a rolling piston type rotary compressor; FIGS. 8, 9, 10, 11, 12, and 13. The figure and FIG. 14 are partial longitudinal sectional views showing a modification of FIG. 7, respectively. 1o... Upper journal part, 5A... Member, 58.
... Member, 51... Thin disk portion, 52... Cylindrical portion, 53... Cylindrical portion. L211D -

Claims

[Scope of utility model registration request]

A bearing characterized in that a cylindrical bearing portion of the bearing that supports a rotating shaft to which bending stress is applied is supported by a flexible member.