JPH026965U - - Google Patents
Info
- Publication number
- JPH026965U JPH026965U JP8610888U JP8610888U JPH026965U JP H026965 U JPH026965 U JP H026965U JP 8610888 U JP8610888 U JP 8610888U JP 8610888 U JP8610888 U JP 8610888U JP H026965 U JPH026965 U JP H026965U
- Authority
- JP
- Japan
- Prior art keywords
- refrigerant circuit
- screw
- refrigerant
- compressor
- oil
- 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.)
- Pending
Links
Landscapes
- Applications Or Details Of Rotary Compressors (AREA)
Description
第１図はこの考案の一実施例によるスクリユー
冷凍機を示す系統図、第２図は置かれるべき採油
口の位置を示すＰ―Ｖ線図、第３図は従来のスク
リユー冷凍機を示す系統図、第４図は動式油分離
器を持つ従来のスクリユー冷凍機を示す系統図で
ある。
図において、１はスクリユー圧縮機、２は凝縮
器、３は膨張弁、４は蒸発器、５は油溜り、１３
は潤滑油、１６は採油口である。なお、図中、同
一符号は同一、または相当部分を示す。
Figure 1 is a system diagram showing a screw refrigerator according to an embodiment of this invention, Figure 2 is a PV diagram showing the position of the oil extraction port, and Figure 3 is a system diagram showing a conventional screw refrigerator. FIG. 4 is a system diagram showing a conventional screw refrigerator having a dynamic oil separator. In the figure, 1 is a screw compressor, 2 is a condenser, 3 is an expansion valve, 4 is an evaporator, 5 is an oil reservoir, 13
1 is a lubricating oil, and 16 is an oil extraction port. In addition, in the figures, the same reference numerals indicate the same or equivalent parts.
Claims (1)
膨張弁などで構成され、冷媒回路内の潤滑油を冷
媒を蒸発させて分離し油溜と蒸発圧力の差圧で給
油する冷媒回路を持つスクリユー冷凍機において
、上記冷媒回路からの採油口を上記スクリユー圧
縮機の圧縮過程で所定の差圧が得られる歯溝部に
開口したことを特徴とするスクリユー冷凍機。 The screw type refrigerant circuit consists of a screw type refrigerant compressor, a condenser, an evaporator, an expansion valve, etc., and has a refrigerant circuit that separates the lubricating oil in the refrigerant circuit by evaporating the refrigerant and refueling it by the differential pressure between the oil reservoir and the evaporation pressure. A screw refrigerator, characterized in that an oil inlet from the refrigerant circuit is opened in a tooth groove portion where a predetermined pressure difference is obtained during the compression process of the screw compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8610888U JPH026965U (en) | 1988-06-28 | 1988-06-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8610888U JPH026965U (en) | 1988-06-28 | 1988-06-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH026965U true JPH026965U (en) | 1990-01-17 |
Family
ID=31310752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8610888U Pending JPH026965U (en) | 1988-06-28 | 1988-06-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH026965U (en) |
-
1988
- 1988-06-28 JP JP8610888U patent/JPH026965U/ja active Pending
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