PACKAGE TYPE OIL-COOLED SCREW COMPRESSOR

• Main Authors: YANO NORIO, FUKUSHIMA YOSUKE
• Format: Patent
• Language: English; Japanese
• Published: 30.01.2020
• Subjects: BLASTING; HEATING; LIGHTING; MECHANICAL ENGINEERING; POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENTMACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENTPUMPS; WEAPONS

To reduce noise of a package type oil-cooled screw compressor.SOLUTION: A package type oil-cooled screw compressor 1 comprises: a package 10 having a box-like shape, and provided with an opening part 11 in a side surface; an air intake duct 12 having a box-like shape, of which one end 12a is attached to the side surface so as to cover the opening part 11, and of which another end 12b is terminated inside the package 10; an oil-cooled compressor body 20 comprising an air intake port 21 and a discharge port; and an oil recovery device for separating and recovering oil from air discharged from the compressor body 20. The discharge port and the oil recovery device are arranged in a suitable installation space S between the one end 12a and the other end 12b of the air intake duct 12 in a direction in which the air intake duct 12 extends, inside the package 10 and outside the air intake duct 12.SELECTED DRAWING: Figure 1 【課題】パッケージ型油冷式スクリュ圧縮機を低騒音化する。【解決手段】パッケージ型油冷式スクリュ圧縮機１は、箱状であり、側面に開口部１１が設けられたパッケージ１０と、筒状であり、一端１２ａが開口部１１を囲うように側面に取り付けられ、他端１２ｂがパッケージ１０の内部にて終端している吸気ダクト１２と、吸気口２１および吐出口を有する油冷式の圧縮機本体２０と、圧縮機本体２０が吐出した空気から油を分離回収する油回収器とを備える。パッケージ１０の内部かつ吸気ダクト１２の外部において、吸気ダクト１２の延びる方向における吸気ダクト１２の一端１２ａと他端１２ｂとの間の好適設置空間Ｓに、吐出口および油回収器が配置されている。【選択図】図１