JPH01153466U - - Google Patents
Info
- Publication number
- JPH01153466U JPH01153466U JP5171388U JP5171388U JPH01153466U JP H01153466 U JPH01153466 U JP H01153466U JP 5171388 U JP5171388 U JP 5171388U JP 5171388 U JP5171388 U JP 5171388U JP H01153466 U JPH01153466 U JP H01153466U
- Authority
- JP
- Japan
- Prior art keywords
- stage
- compressor
- pipe
- bypass pipe
- check valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000006835 compression Effects 0.000 claims 2
- 238000007906 compression Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Applications Or Details Of Rotary Compressors (AREA)
Description
第１図は本考案の単段切換装置を備えた２軸２
段圧縮装置の配管図、第２図は従来例を示す配管
図である。
１……低段側圧縮機、１ａ……吸入口、１ｂ…
…吐出口、２……駆動装置、３……高段側圧縮機
、３ａ……吸入口、４……駆動装置、５……吸入
管、６……連絡管、７……バイパス管、１１……
第１逆止弁、１２……第２逆止弁。
Figure 1 shows a two-shaft 2 equipped with a single-stage switching device of the present invention.
FIG. 2 is a piping diagram showing a conventional example. 1...Low stage compressor, 1a...Suction port, 1b...
...discharge port, 2...drive device, 3...high stage compressor, 3a...suction port, 4...drive device, 5...suction pipe, 6...connection pipe, 7...bypass pipe, 11 ……
First check valve, 12... second check valve.
Claims (1)
４をもつ高段側圧縮機３とを備え、前記低段側圧
縮機１の吸入口１ａに吸入管５を接続し、前記低
段側圧縮機１の吐出口１ｂを前記高段側圧縮機３
の吸入口３ａに連絡管６により接続すると共に、
前記吸入管５と連絡管６との間に前記低段側圧縮
機１を側路するバイパス管７を接続した２軸２段
圧縮装置の単段切換装置であつて、前記吸入管５
における前記バイパス管７の接続部位の下流側に
第１逆止弁１１を設けると共に、前記バイパス管
７に、前記第１逆止弁１１の啓開圧力より小さい
圧力損失をもつ第２逆止弁１２を設けたことを特
徴とする２軸２段圧縮装置の単段切換装置。 A low-stage compressor 1 having a drive device 2 and a high-stage compressor 3 having a drive device 4 are provided.A suction pipe 5 is connected to the suction port 1a of the low-stage compressor 1. The discharge port 1b of the side compressor 1 is connected to the high stage side compressor 3.
is connected to the suction port 3a of the
This is a single-stage switching device for a two-shaft, two-stage compression device in which a bypass pipe 7 for bypassing the low-stage compressor 1 is connected between the suction pipe 5 and the communication pipe 6.
A first check valve 11 is provided downstream of the connecting portion of the bypass pipe 7 in the bypass pipe 7, and a second check valve having a pressure loss smaller than the opening pressure of the first check valve 11 is provided in the bypass pipe 7. 1. A single-stage switching device for a two-shaft, two-stage compression device, characterized in that a single-stage switching device is provided with 12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5171388U JPH073246Y2 (en) | 1988-04-18 | 1988-04-18 | Single-stage switching device for two-shaft two-stage compression device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5171388U JPH073246Y2 (en) | 1988-04-18 | 1988-04-18 | Single-stage switching device for two-shaft two-stage compression device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01153466U true JPH01153466U (en) | 1989-10-23 |
| JPH073246Y2 JPH073246Y2 (en) | 1995-01-30 |
Family
ID=31277730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5171388U Expired - Lifetime JPH073246Y2 (en) | 1988-04-18 | 1988-04-18 | Single-stage switching device for two-shaft two-stage compression device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH073246Y2 (en) |
-
1988
- 1988-04-18 JP JP5171388U patent/JPH073246Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH073246Y2 (en) | 1995-01-30 |
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