JPH032096U

JPH032096U -

Info

Publication number: JPH032096U
Application number: JP6071889U
Authority: JP
Priority date: 1989-05-25
Filing date: 1989-05-25
Publication date: 1991-01-10

Description

[Brief explanation of drawings]

第１図ないし第４図は本考案にかかる横穴堀削
装置の実施例を示し、第１図は縦断面図、第２図
はカツターの正面図、第３図は背面図、第４図は
スクリユーコンベアと土砂運搬台車の背面図であ
る。第５図はカツターの別の実施例を示す正面図
、第６図および第７図はそれぞれカツターのさら
に別の実施例を示す縦断面図である。３……カツター、４……堀削装置本体、５……
チヤンバー、Ｍ_１……モータ。 Figures 1 to 4 show an embodiment of the horizontal hole drilling device according to the present invention, in which Figure 1 is a longitudinal sectional view, Figure 2 is a front view of the cutter, Figure 3 is a rear view, and Figure 4 is a FIG. 3 is a rear view of the screw conveyor and the earth and sand transport vehicle. FIG. 5 is a front view showing another embodiment of the cutter, and FIGS. 6 and 7 are longitudinal sectional views each showing still another embodiment of the cutter. 3...Cutter, 4...Drilling device body, 5...
Chamber, _M1 ...Motor.

Claims

[Scope of utility model registration request]

A cutter 3 for excavation driven by a motor _M1 is provided at the tip of the excavation device main body 4 which is driven and propelled along the longitudinal direction, and receives excavated earth and sand by the cutter 3 while rotating. A drum-shaped chamber 5 is provided on the back of the cutter 3 in a horizontal hole drilling device, and the inner circumferential wall of the tip of the drilling device 4 is formed into a mortar shape whose inner diameter becomes narrower toward the rear, and the cutter 3 is A horizontal hole drilling device formed to have a smaller diameter than the drilling device main body 4.