JPS6147492U

JPS6147492U - twin compressor

Info

Publication number: JPS6147492U
Application number: JP13340284U
Authority: JP
Inventors: 文雄南端; 史人上野
Original assignee: ダイキン工業株式会社
Priority date: 1984-08-31
Filing date: 1984-08-31
Publication date: 1986-03-29

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図は本考案の実施例の全体図で、一方の圧縮機の一
部を断面としたものであり、第２図は同実施例の逆止弁
部分の拡大模式断面図、第３図は他の実施例の逆止弁の
模式図、第４図は従来例の説明図である。１・・・畜閉ケーシング、２・・・モータ、４・・・圧
縮要素、１０・・・吸入管、１３・・・アキュムレータ
、１５・・・逆止弁、ｋ・・・外部吐出管。Fig. 1 is an overall view of an embodiment of the present invention, with a part of one compressor taken in cross section, Fig. 2 is an enlarged schematic sectional view of the check valve portion of the same embodiment, and Fig. 3 4 is a schematic diagram of a check valve according to another embodiment, and FIG. 4 is an explanatory diagram of a conventional example. DESCRIPTION OF SYMBOLS 1...Closed casing, 2...Motor, 4...Compression element, 10...Suction pipe, 13...Accumulator, 15...Check valve, k...External discharge pipe.

Claims

[Scope of utility model registration request]

A suction pipe 10 that is connected to an external discharge pipe k and that has an accumulator 13 interposed in a sealed casing 1 that has an oil reservoir a at the bottom.
A pair of compressors A and B each having a compression element 4 and a motor 2 are provided, and the inlet sides of the accumulators 13 in each of the suction pipes 1 and 0 are interconnected to connect the compressors A and B.
, B are connected in parallel,
At least one of the compression in at least one of the compressors! 9 (A or B), a check valve 15 is interposed in the suction passage between the outlet side of the accumulator 13 and the suction side of the compression element 4 to prevent backflow of suction fluid. Twin type compressor.