JPH03115090U

JPH03115090U -

Info

Publication number: JPH03115090U
Application number: JP2078790U
Authority: JP
Priority date: 1990-03-01
Filing date: 1990-03-01
Publication date: 1991-11-27

Description

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

第１図は本考案に係る管内閉塞物解除装置の概
略を示す構成図、第２図は作動系を示す図、第３
図及び第４図は管内閉塞物解除装置の動作を説明
する説明図である。１……ホース、１０……先端ノズル、１１……
前方噴射部、１２……後方噴射部、１５……第１
切換弁、１６……第２切換弁、１７……第３切換
弁、２０……中間ノズル、２１……前方噴射部、
２２……後方噴射部、２５……第４切換弁。 Fig. 1 is a schematic configuration diagram of the intraductal obstruction release device according to the present invention, Fig. 2 is a diagram showing the operating system, and Fig. 3
4 and 4 are explanatory diagrams for explaining the operation of the intraductal obstruction releasing device. 1...Hose, 10...Tip nozzle, 11...
Front injection part, 12...rear injection part, 15...first
Switching valve, 16... Second switching valve, 17... Third switching valve, 20... Intermediate nozzle, 21... Front injection part,
22... Rear injection section, 25... Fourth switching valve.

Claims

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

ホースの先端に前方及び後方に噴射可能な噴射
部を備えた先端ノズルが設けられるとともに、前
記ホースの途中部に前方及び後方に噴射可能な噴
射部を備えた適数個の中間ノズルが適宜間隔を隔
てて設けられ、前記先端ノズルには予め設定され
た設定圧力で前方噴射、後方噴射、及び前後両噴
射とを切り換える切換弁が設けられ、一方前記中
間ノズルには、予め設定された設定流体圧で前方
噴射と後方噴射を切り換える切換弁が設けられた
ことを特徴とする管内閉塞物解除装置。 A tip nozzle equipped with a spray part capable of spraying forward and backward is provided at the tip of the hose, and an appropriate number of intermediate nozzles equipped with spray parts capable of spraying forward and backward are installed at appropriate intervals in the middle of the hose. The tip nozzle is provided with a switching valve that switches between forward injection, backward injection, and both front and rear injection at a preset setting pressure, while the intermediate nozzle is provided with a preset setting fluid. An intra-pipe obstruction release device characterized by being provided with a switching valve that switches between forward injection and backward injection based on pressure.