JPH0342086U

JPH0342086U -

Info

Publication number: JPH0342086U
Application number: JP10196289U
Authority: JP
Priority date: 1989-08-30
Filing date: 1989-08-30
Publication date: 1991-04-22
Anticipated expiration: 2004-08-30
Also published as: JP2510126Y2

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は縦断面図、第２図は第１図の−線
断面図、第３図は一部切欠き側面図、第４図は圧
縮気体吐出口廻りの断面図、第５図は第１図の
−線断面図、第６図はバイパス弁の断面図、第
７図は底面図、第８図は他の実施例の縦断面図で
ある。１……ケーシング、２，３……スクリユロータ
、３……ロータ室、７……油タンク、８……セパ
レータタンク、１４……圧縮気体吐出口、１７…
…開口部、１８……底蓋、２３……油吸込口、２
４，４７，４９……油通路、３５……油噴出口（
油吐出口）、３９，４０，４３，４４……軸受（
支持部）、４７Ｂ，４９Ａ……油吐出口、Ｇ……
気体、Ｏ……潤滑油。 Figure 1 is a longitudinal cross-sectional view, Figure 2 is a cross-sectional view taken along the - line in Figure 1, Figure 3 is a partially cutaway side view, Figure 4 is a cross-sectional view around the compressed gas discharge port, and Figure 5 is a cross-sectional view of the area around the compressed gas discharge port. 1, FIG. 6 is a sectional view of the bypass valve, FIG. 7 is a bottom view, and FIG. 8 is a longitudinal sectional view of another embodiment. DESCRIPTION OF SYMBOLS 1... Casing, 2, 3... Screw rotor, 3... Rotor chamber, 7... Oil tank, 8... Separator tank, 14... Compressed gas discharge port, 17...
...Opening, 18...Bottom cover, 23...Oil suction port, 2
4, 47, 49...Oil passage, 35...Oil spout (
oil discharge port), 39, 40, 43, 44...bearing (
Support part), 47B, 49A...Oil discharge port, G...
Gas, O...lubricating oil.

Claims

【実用新案登録請求の範囲】[Scope of utility model registration request]

水平に並設されるとともに互いに噛合した雄雌
一対のスクリユロータと、ケーシング内の一側上
部に一体に配設され前記スクリユロータを支持部
を介して収容するロータ室と、前記ケーシングの
下部空洞部により形成され前記ロータ室の圧縮気
体吐出口が連通した油タンクと、この油タンクと
連通し前記ケーシング内の他側上部に前記ロータ
室と並設されたセパレータタンクと、前記圧縮気
体吐出口と反対側の油タンクの部位に油吸込口を
設けるとともに前記ロータ室および支持部に油吐
出口を接続した油通路と、前記ロータ室側に対向
して前記オイルタンクの底部に形成された開口部
に着脱可能に設けられた底蓋とを具備したことを
特徴とするスクリユ圧縮機。 A pair of male and female screw rotors arranged horizontally in parallel and meshed with each other, a rotor chamber that is integrally disposed in the upper part of one side of the casing and accommodates the screw rotor via a support part, and a lower hollow part of the casing. an oil tank that is formed and communicated with the compressed gas discharge port of the rotor chamber; a separator tank that communicates with the oil tank and is arranged in parallel with the rotor chamber at the other upper part of the casing; and a separator tank that is opposite to the compressed gas discharge port. An oil passage is provided with an oil suction port in the side oil tank and an oil discharge port is connected to the rotor chamber and the support portion, and an opening formed in the bottom of the oil tank facing the rotor chamber side. A screw compressor characterized by comprising a removably installed bottom cover.