JP2015066538A5

JP2015066538A5 -

Info

Publication number: JP2015066538A5
Application number: JP2013205881A
Authority: JP
Filing date: 2013-09-30
Publication date: 2016-03-31
Anticipated expiration: 2033-09-30

Description

また、上記課題を解決するために、本発明の実施形態に係る配管内作業方法は、装置本体の一端に筒状のガイドホースを配置する工程と、前記ガイドホースの外周に、前記ガイドホースの軸方向の速度成分を持たせて流体を噴射可能なノズルを周方向に複数備えた推進ユニットを取り付ける工程と、前記装置本体、前記ガイドホースおよび前記推進ユニットを配管内に挿入する工程と、前記推進ユニットの周方向に設けられた複数の前記ノズルからの流体の噴射をそれぞれ制御して前記装置本体、前記ガイドホースおよび前記推進ユニットを前記管内を移動させる工程と、前記推進ユニットの前記ガイドホースへの把持を解除した状態で前記流体を噴射して前記推進ユニットを前記ガイドホースの外周に沿って移動させる工程と、を備えることを特徴とする。
Moreover, in order to solve the said subject, the working method in piping which concerns on embodiment of this invention arrange | positions the cylindrical guide hose in the end of an apparatus main body, and the outer periphery of the said guide hose WHEREIN: Attaching a propulsion unit having a plurality of nozzles in the circumferential direction having a velocity component in the axial direction, and inserting the device main body, the guide hose, and the propulsion unit into a pipe; the apparatus main body is provided in the circumferential direction of the propulsion unit plurality of injection of fluid from the nozzle each control to a step of moving the tube to the guide hose and the propulsion unit, the guide hose of said propulsion unit this and a step of moving along the propulsion unit to the outer periphery of the guide hose gripping by injecting the fluid in a state releasing the to The features.

Claims

The device body;
A cylindrical guide hose that is inserted into the pipe and disposed at one end of the apparatus main body,
A plurality of nozzles in the circumferential direction each capable of injecting fluid with a velocity component in the axial direction of the guide hose, and a propulsion unit that can be arranged on the outer periphery of the guide hose;
Gripping means for attaching the propulsion unit to the guide hose;
And a control means for controlling the ejection of fluid from the plurality of nozzles.

The in-pipe control apparatus according to claim 1, wherein the control means controls attachment and release to the guide hose by the gripping means.

While providing a plurality of the propulsion unit at different positions in the axial direction of the guide hose,
3. The pipe according to claim 2, wherein the propulsion unit is configured to move along an outer periphery of the guide hose when the fluid is ejected from the nozzle in a state where the gripping unit is released. Internal work device.

Arranging a cylindrical guide hose at one end of the apparatus body;
A step of attaching a propulsion unit having a plurality of nozzles in the circumferential direction capable of injecting fluid to the outer periphery of the guide hose so as to have a velocity component in the axial direction of the guide hose;
A step of inserting the apparatus main body, the guide hose and the propulsion unit into a pipe; and controlling the ejection of fluid from the plurality of nozzles provided in the circumferential direction of the propulsion unit, respectively. Moving the hose and the propulsion unit through the tube;
And a step of moving the propulsion unit along an outer periphery of the guide hose while ejecting the propulsion unit from the guide hose .