JPS60155792U

JPS60155792U - Hermetic electric compressor

Info

Publication number: JPS60155792U
Application number: JP4336184U
Authority: JP
Inventors: 俊彦二見; 都　久男
Original assignee: 株式会社東芝
Priority date: 1984-03-28
Filing date: 1984-03-28
Publication date: 1985-10-17

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図はこの考案に係る密閉形電動圧縮機の一実施例を
示す縦断面図、第２図は上記密閉形電動圧縮機に組み込
まれる圧縮機構の機構部品を示す図、第３図は第２図に
示された圧縮機構部品の吐出ポート部を拡大して示す図
、第４図は第３図の変形例を示す図、第５図は、密閉形
電動圧縮機の第１変形例を示す圧縮機構部の平断面図、
第６図は密閉形電動圧縮機の第２変形例を示す圧縮機構
部の平断面図である。１０・・・密閉ケーシング、１１・・・電動機、１２・
・・圧縮機構、１６・・・メインベアリング、１７・・
・サブベアリング、１８，１８Ａ・・・ロータ、１９，
１９Ａ・・・シリンダ、２０・・・シリンダ室、２２．
２２Ａ、２２Ｂ・・・吐出ポート、２３．２３Ａ、２３
Ｂ・・・弁座、２５．２５Ｂ・・・弁体、３０．３０Ａ
・・・ブレード。FIG. 1 is a vertical sectional view showing an embodiment of the hermetic electric compressor according to the invention, FIG. 2 is a view showing mechanical parts of the compression mechanism incorporated in the hermetic electric compressor, and FIG. 2 is an enlarged view of the discharge port portion of the compression mechanism component shown in FIG. 2, FIG. 4 is a view showing a modification of FIG. 3, and FIG. A plan sectional view of the compression mechanism shown in FIG.
FIG. 6 is a plan cross-sectional view of a compression mechanism section showing a second modification of the hermetic electric compressor. 10... Sealed casing, 11... Electric motor, 12.
...Compression mechanism, 16...Main bearing, 17...
・Sub bearing, 18, 18A...Rotor, 19,
19A...Cylinder, 20...Cylinder chamber, 22.
22A, 22B...Discharge port, 23.23A, 23
B...Valve seat, 25.25B...Valve body, 30.30A
···blade.

Claims

[Claims for Utility Model Registration] 1. A hermetic electric compressor in which a compression mechanism is housed in a hermetically sealed casing, and parts of the compression mechanism having a suction port or a discharge port are made of a ceramic material. A hermetic electric compressor characterized in that a valve seat part of the component is replaced with a metal member to constitute a metal valve seat. 2. The hermetic electric compressor according to claim 1, wherein the valve seat formed of a metal member bulges out from the surface of the compression mechanism component. 3 forming a valve seat member by forming a metal member into a ring shape,
A hermetic electric compressor according to claim 1, wherein the valve seat member is welded to a compression mechanism component. 4. The closed type according to claim 1, in which a metal pipe is inserted into the suction or discharge port of a compression mechanism component, and the tip of the metal pipe is made to protrude from the surface of the compression mechanism component to serve as a valve seat. Electric compressor.