JPS6135999U - Earth removal mechanism of buried pipe propulsion device - Google Patents

Abstract

Translated fromJapanese

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

Translated fromJapanese

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

第１図は本考案の排土機構の実施例を示す一部切欠いた
正面図、第２図は縦断側面図、第３図は本考案の排土機
構を備えた埋設管推進装置の一部切欠いた側面図、第４
図は本考案の排土機構の第２実施例を示す縦断側面図、
第５図は第４図のＡ線矢視図である。１・・・埋設管、２・・・先導管、３・・・パックアッ
プパイプ、４・・・刃口、５・・・油圧ジャッキ、６・
・・ケーシング、７・・・スクリュー、８・・・回転掘
削ヘッド、９・・・発進孔、１０・・・基台、１１・・
・駆動及び推進機構、１２・・・推進ジャッキ、１３・
・・反力受、１４・・・モーター、１５・・・減速機、
１５ａ・・・出力軸、１７・・・排土口、１８・・・管
体、１９・・・遮閉蓋、２０・・・スクリュー、２１・
・・バネダンパー、２２・・・モーター、２３・・・密
閉用カバー、２４・・・圧密羽根。Figure 1 is a partially cutaway front view showing an embodiment of the earth removal mechanism of the present invention, Figure 2 is a vertical side view, and Figure 3 is a part of a buried pipe propulsion device equipped with the earth removal mechanism of the invention. Cutaway side view, 4th
The figure is a vertical side view showing a second embodiment of the earth removal mechanism of the present invention.
FIG. 5 is a view taken along the line A in FIG. 4. 1... Buried pipe, 2... Leading pipe, 3... Pack-up pipe, 4... Cutting edge, 5... Hydraulic jack, 6...
...Casing, 7...Screw, 8...Rotating drilling head, 9...Starting hole, 10...Base, 11...
・Drive and propulsion mechanism, 12... Propulsion jack, 13.
...Reaction force receiver, 14...Motor, 15...Reduction gear,
15a... Output shaft, 17... Soil discharge port, 18... Pipe body, 19... Shutting lid, 20... Screw, 21...
... Spring damper, 22 ... Motor, 23 ... Sealing cover, 24 ... Consolidation vane.

Claims (1)

Translated fromJapanese

【実用新案登録請求の範囲】[Scope of utility model registration request]埋設管の先端に刃口を有する先導管を装着し、先導管及
び埋設管内にスクリューを挿入したケーシングを設置し
て二重管構造とし、スクリュー先端にオーガーヘッドを
取付けてオーガーヘッドを刃口前部に位置させ、スクリ
ュー及び埋設管の根本部は基台上を移動する駆動及び推
進機構に連結した埋設管推進装置において、ケーシング
後端若しくはその近傍に形成する排土口には、一定の土
砂圧でのみ開く遮閉蓋を設けたことを特徴とする埋設管
推進装置の排土機構。Attach a leading pipe with a cutting edge to the tip of the buried pipe, install a casing with a screw inserted into the leading pipe and the buried pipe to create a double pipe structure, attach an auger head to the tip of the screw, and insert the auger head in front of the cutting edge. In the buried pipe propulsion device, the screw and the root part of the buried pipe are connected to a drive and propulsion mechanism that moves on the base. An earth removal mechanism for a buried pipe propulsion device characterized by being equipped with a shielding lid that opens only under pressure.