JPS6428434U

JPS6428434U -

Info

Publication number: JPS6428434U
Application number: JP12113987U
Authority: JP
Priority date: 1987-08-07
Filing date: 1987-08-07
Publication date: 1989-02-20

Description

[Brief explanation of the drawing]

図面は本考案の実施例を示すもので、第１図は
鋼管杭打引抜機の正面図、第２図はクランプの第
１実施例の断面側面図、第３図は同第２実施例の
断面側面図、第４図は同第３実施例の断面側面図
、第５図は第４図―線断面図、第６図はクラ
ンプの第４実施例の断面図、第７図はチヤツク装
置の第１実施例の平面図及び第８図は同第２実施
例の平面図である。Ｐ……鋼管杭、１……鋼管杭打引抜機、４……
チヤツク装置、５……クランプ、１１……基台、
１２……スライドベース、１３……マスト、１４
……リーダ。 The drawings show embodiments of the present invention; Fig. 1 is a front view of a steel pipe pile driving/pulling machine, Fig. 2 is a sectional side view of the first embodiment of the clamp, and Fig. 3 is a cross-sectional side view of the second embodiment of the same. 4 is a sectional side view of the third embodiment, FIG. 5 is a sectional view taken along the line of FIG. 4, FIG. 6 is a sectional view of the fourth embodiment of the clamp, and FIG. 7 is a chuck device. FIG. 8 is a plan view of the first embodiment and FIG. 8 is a plan view of the second embodiment. P...Steel pipe pile, 1...Steel pipe pile driving/pulling machine, 4...
chuck device, 5... clamp, 11... base,
12...Slide base, 13...Mast, 14
……leader.

Claims

[Scope of Claim for Utility Model Registration] (1) A clamp for holding the upper end of the existing steel pipe pile is provided at the lower end of the base, and a slide base is provided above the base so as to be slidable in the front and back direction, and the slide A steel pipe pile driving/pulling machine comprising a leader which is slidably provided in the vertical direction in front of a mast erected on a base, and a chuck portion which clamps a driven steel pipe pile on the leader. (2) The steel pipe pile driving and drawing machine according to claim 1, wherein the clamp is a clamping mechanism operated by a cylinder mechanism installed in the clamp. (3) The chuck is composed of a fixed part fixed to the leader and a movable part whose one end is rotatably supported by the fixed part, and by rotating the movable part in the horizontal direction, A steel pipe pile driving and drawing machine according to claim 1 or 2 of the utility model registration claim, characterized in that the steel pipe pile driving and drawing machine can be opened. (4) The steel pipe pile driving and extracting machine according to claim 1 or 2, wherein the chuck portion has a structure in which at least one of the front and rear sides is notched.