To provide an estimation device of ground strength of outrigger grounding soil of a mobile vehicle capable of estimating the ground strength by a simple constitution without remodeling greatly the outrigger itself.SOLUTION: An estimation device D of ground strength includes a vehicle body part 10, a boom 14 loaded on the vehicle body part 10, an outrigger 11 for supporting the vehicle body part 10, a reaction measuring instrument 20 for measuring reaction R of the outrigger 11, an inclination angle measuring instrument 90 for measuring an inclination angle θ of the vehicle body part 10, a length measuring instrument 31 for measuring the length L of a jack of the outrigger 11, and a controller 70 for calculating the ground strength based on the reaction R of the outrigger 11, on the inclination angle θ of the vehicle body part 10, and on the length L of the jack.SELECTED DRAWING: Figure 1
【課題】このため、アウトリガ自体に大幅な改造を施すことなく、簡易な構成によって地盤強度を推定することができる作業車のアウトリガ接地地盤の地盤強度の推定装置を提供する。【解決手段】地盤強度の推定装置Dは、車体部10と、車体部10に搭載されるブーム14と、車体部10を支持するアウトリガ11と、アウトリガ11の反力Rを計測する反力計測器20と、車体部10の傾斜角度θを計測する傾斜角度計測器90と、アウトリガ11のジャッキの長さLを計測する長さ計測器31と、アウトリガ11の反力Rと車体部10の傾斜角度θとジャッキの長さLとに基づいて地盤強度を計算するコントローラ70と、を備えている。【選択図】図1
ESTIMATION DEVICE OF GROUND STRENGTH OF OUTRIGGER GROUNDING SOIL OF MOBILE VEHICLE, AND ESTIMATION METHOD OF GROUND STRENGTH OF OUTRIGGER GROUNDING SOIL OF MOBILE VEHICLE
作業車のアウトリガ接地地盤の地盤強度の推定装置及び作業車のアウトリガ接地地盤の地盤強度の推定方法
2019-02-28
Patent
Electronic Resource
Japanese
IPC: | B60S SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR , Warten, Reinigen, Instandsetzen, Unterstützen, Anheben oder Rangieren von Fahrzeugen, soweit nicht anderweitig vorgesehen / B66C Krane , CRANES / B66F HOISTING, LIFTING, HAULING, OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD , Hub-, Verhol- oder Schubvorrichtungen, soweit nicht anderweitig vorgesehen, z.B. Vorrichtungen mit unmittelbarer Krafteinwirkung auf die Last |
European Patent Office | 2019
|European Patent Office | 2017
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