JPS623887U

JPS623887U -

Info

Publication number: JPS623887U
Application number: JP9503385U
Authority: JP
Priority date: 1985-06-21
Filing date: 1985-06-21
Publication date: 1987-01-10
Also published as: JPH0352313Y2

Description

[Brief explanation of drawings]

第１図は切断装置の一実施例を示す概略正面断
面図、第２図は第１図のＡ方向から見た状態の概
略側面図、第３図は第１図のＢ方向から見た状態
の概略側面図、第４図は下水管内に装置を装着し
た状態の概略断面図、第５図は下水管内に装置を
挿入した全体の状態を示す概略正面図、第６図は
切断時の作用を示し、イは概略断面図、ロは概略
側面図、第７図は従来例を示す概略正面図。１……装置ボデイ、４……下水管、８……回転
体、１５……回転刃、２１……固定刃。 Fig. 1 is a schematic front sectional view showing an embodiment of the cutting device, Fig. 2 is a schematic side view as seen from direction A in Fig. 1, and Fig. 3 is a schematic side view as seen from direction B in Fig. 1. Fig. 4 is a schematic cross-sectional view of the device installed in the sewer pipe, Fig. 5 is a schematic front view showing the overall state of the device inserted into the sewer pipe, and Fig. 6 shows the action when cutting. , A is a schematic sectional view, B is a schematic side view, and FIG. 7 is a schematic front view showing a conventional example. 1... Device body, 4... Sewage pipe, 8... Rotating body, 15... Rotating blade, 21... Fixed blade.

Claims

[Claims for Utility Model Registration] 1. A cutting device arranged in a sewage pipe 4 for cutting roots etc. protruding into the sewage pipe 4, which is rotatably provided in the device body 1 on the drive side. The rotating body 8 and the sewer pipe 4 as the rotating body 8 rotates.
a rotary blade 15 that is capable of circular movement while being close to the inner circumferential wall surface of the rotary body 8 and can rotate at a higher speed than the rotary body 8; a fixed blade 21 which is provided so as to be accessible to each other; and center positioning means for positioning the rotating body 8 approximately at the axial center within the sewer pipe 4. A device for cutting roots, etc. 2. Utility model registration claim 1, wherein the center positioning means is wheels 3 provided at three equiangular intervals around the periphery of the device body 1 so as to be able to come into contact with the inner circumferential wall surface of the sewer pipe 4. A device for cutting roots, etc. inside sewage pipes as described. 3. The device for cutting roots, etc. in a sewage pipe according to claim 1 or 2, wherein the means for driving the rotary body 8 and the rotary blade 15 is air.