JPH01132290U

JPH01132290U -

Info

Publication number: JPH01132290U
Application number: JP2865988U
Authority: JP
Priority date: 1988-03-03
Filing date: 1988-03-03
Publication date: 1989-09-07

Description

[Brief explanation of the drawing]

第１図は、研掃部を牽引する場合のクリーニン
グ用ピグの第１実施例を示す縦断面図である。第
２図は、研掃部を牽引する場合のクリーニング用
ピグの第２実施例を示す縦断面図であり、第３図
は第３実施例を示す縦断面図である。第４図及び
第５図は、研掃部を押圧移動する場合のクリーニ
ング用ピグの縦断面図である。第６図及び第７図
は、従前のピグを使用したクリーニングの説明図
である。１……クリーニング用ピグ、２……ガイド部、
３……研掃部、３ａ……シヤフト、３ｂ……研削
体、４……被処理管、５……作動用流体、９……
可撓性連結体、１０……ガイド片。 FIG. 1 is a longitudinal sectional view showing a first embodiment of a cleaning pig for towing a cleaning section. FIG. 2 is a longitudinal sectional view showing a second embodiment of the cleaning pig for towing a cleaning section, and FIG. 3 is a longitudinal sectional view showing the third embodiment. FIGS. 4 and 5 are longitudinal cross-sectional views of the cleaning pig when the cleaning section is pressed and moved. FIGS. 6 and 7 are explanatory diagrams of cleaning using a conventional pig. 1...Cleaning pig, 2...Guide part,
3... Grinding section, 3a... Shaft, 3b... Grinding body, 4... Tube to be treated, 5... Working fluid, 9...
Flexible connector, 10... guide piece.

Claims

[Claims for Utility Model Registration] (1) A guide portion 2 made of an elastic material that is pressed by the working fluid 5 and moves forward while maintaining airtightness with the inner wall surface of the tube to be treated 4; ; A pig for cleaning the inner wall surface of a pipe, comprising a grinding body 3b for the inner wall surface of the pipe, and a grinding section 3 detachably connected to the rear of the guide section 2. (2) A guide section 2 made of an elastic material that is pressed by the working fluid 5 and moves forward while maintaining airtightness with the inner wall surface of the tube to be treated 4; and a grinding body for the inner wall surface of the tube. a flexible connecting body 9 that detachably connects the guide section 2 and the cleaning section 3; both ends are fixed to both ends of the flexible connecting body 9, and a central A pig for cleaning an inner wall surface of a pipe, which is composed of a plurality of guide pieces 10 made of an elastic material that move while slidingly contacting the inner wall surface of the pipe. (3) A guide section 2 made of an elastic material that is pressed by the working fluid 5 and moves forward while maintaining airtightness with the inner wall surface of the tube to be processed 4; A pig for cleaning an inner wall surface of a pipe, comprising: a cleaning section 3 which is pushed forward by the guide section 2;