据苏联杂志《地基、基础和土力学》1971年第2期报道,苏联 H.B.谢宁设计了一种适于在粗粒土层中下沉大型薄壁沉井用的“振动外套”。“振动外套”由悬挂着的振动单件组成。每一个振动单件包括板2(板的上下放弹性垫)、定向作用的振动器3和固定振动单件的支架4等几部分。为减少振动 According to the Soviet magazine “Foundation, Foundation and Soil Mechanics” 1971, No. 2 report, the Soviet Union H.B. Chenining designed a “vibrating jacket” suitable for sinking large thin-walled open caisson in coarse-grained soil. The “vibrating jacket” consists of a single vibrating element that is suspended. Each single piece of vibration includes a plate 2 (placed with elastic pads above and below the plate), an oscillating vibrator 3, and a bracket 4 for fixing a single vibration. To reduce vibration