JPS6361440U

JPS6361440U -

Info

Publication number: JPS6361440U
Application number: JP15156886U
Authority: JP
Priority date: 1986-10-03
Filing date: 1986-10-03
Publication date: 1988-04-23

Description

[Brief explanation of the drawing]

第１図はこの考案の実施例に係る基礎杭中掘り
圧入装置用支持層地盤検出装置を示す一部縦断側
面図、第２図は第１図の一部を拡大して示す一部
縦断側面図、第３図は支持層地盤検出記録回路を
示す図、第４図は掘削深さに応じた掘削特性値の
記録データを示す図である。図において、１はリーダー、２は昇降フレーム
、３はオーガー駆動装置、４は基礎杭、５はアー
スオーガー、６は圧入ジヤツキ、７はトルク計、
８は深度計、９は圧力計、１０はデータ処理器、
１３は圧入ジヤツキ用油圧装置、２２はスリツプ
リング、２５は鋼線、２６は定数入力器（キイボ
ード）、２７は時刻発振器、２９および３１はア
ナログ／デジタル変換器、３３はアナログレコー
ダである。 Fig. 1 is a partially longitudinal side view showing a supporting layer ground detection device for foundation pile digging and press-in equipment according to an embodiment of this invention, and Fig. 2 is a partially longitudinal side view showing an enlarged part of Fig. 1. 3 is a diagram showing a support layer ground detection recording circuit, and FIG. 4 is a diagram showing recorded data of excavation characteristic values according to excavation depth. In the figure, 1 is a leader, 2 is a lifting frame, 3 is an auger drive device, 4 is a foundation pile, 5 is an earth auger, 6 is a press-fit jack, 7 is a torque meter,
8 is a depth gauge, 9 is a pressure gauge, 10 is a data processor,
13 is a hydraulic system for a press-fitting jack, 22 is a slip ring, 25 is a steel wire, 26 is a constant input device (keyboard), 27 is a time oscillator, 29 and 31 are analog/digital converters, and 33 is an analog recorder.

Claims

[Scope of utility model registration request]

An auger drive device 3 is fixed to a lifting frame 2 that moves along a vertical leader 1, and an earth auger rotated by the auger drive device 3 is attached to a hollow foundation pile 4 arranged below the auger drive device 3. 5 is penetrated, and the lifting frame 2
In the foundation pile drilling press-fitting device in which a press-fitting jack 6 is interposed between the leader 1 and the foundation pile 4, a torque meter 7 is interposed between the rotating shaft of the auger drive device 3 and the earth auger 5, and the leader 1 A depth gauge 8 for measuring the press-in depth of the foundation pile is installed at the base pile, and the output parts of the pressure gauge 9, the torque gauge 7, and the depth gauge 8 for detecting the oil pressure for the press-fit jack 6 are connected to a data processor 10 having an arithmetic circuit. 1. A support layer ground detection device for a foundation pile digging press-in device, characterized in that a recording device is connected to the data processor 10.