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Hammering energy acquisition system for standard penetration test and standard penetration test method
The invention provides a hammering energy acquisition system for a standard penetration test and a standard penetration test method, the system comprises an integrated adapter, a data acquisition unit and a terminal analysis display unit, the integrated adapter comprises an acceleration sensor, a strain sensor, a movable cover plate, an upper joint, a lower joint, an exhaust hole and a water stop rubber ring; the acceleration sensor and the strain sensor are fixed in the integrated adapter; the upper joint and the lower joint are located at upper and lower ends of the integrated adapter; the exhaust hole is located in the lower end of the integrated adapter and connected with a center hole of the drill rod. The water stop rubber ring is positioned between the integrated adapter and the movable cover plate; the data acquisition unit is connected with the acceleration sensor and the strain sensor; and the terminal analysis display unit is connected with the data acquisition unit. According to the invention, the acceleration and the hammering force of the standard penetration test in the hammering process can be measured, so that the hammering energy is obtained, and the accuracy of standard penetration test result metering is improved.
本发明提供一种用于标准贯入试验的锤击能采集系统及标准贯入试验方法，所述系统包括集成转接头、数据采集单元及终端分析显示单元，集成转接头包括加速度传感器、应变传感器、活动盖板、上接头、下接头、排气孔以及止水胶圈；加速度传感器、应变传感器固定在集成转接头的内部；上接头、下接头位于集成转接头的上下两端；排气孔位于集成转接头的下端，与钻杆的中心孔相连；止水胶圈位于集成转接头与活动盖板中间；数据采集单元与加速度传感器、应变传感器相连；终端分析显示单元与数据采集单元相连。本发明可测得标准贯入试验在锤击过程中的加速度和锤击力，进而得到锤击能，提高了标准贯入试验结果计量的精确性。
Hammering energy acquisition system for standard penetration test and standard penetration test method
The invention provides a hammering energy acquisition system for a standard penetration test and a standard penetration test method, the system comprises an integrated adapter, a data acquisition unit and a terminal analysis display unit, the integrated adapter comprises an acceleration sensor, a strain sensor, a movable cover plate, an upper joint, a lower joint, an exhaust hole and a water stop rubber ring; the acceleration sensor and the strain sensor are fixed in the integrated adapter; the upper joint and the lower joint are located at upper and lower ends of the integrated adapter; the exhaust hole is located in the lower end of the integrated adapter and connected with a center hole of the drill rod. The water stop rubber ring is positioned between the integrated adapter and the movable cover plate; the data acquisition unit is connected with the acceleration sensor and the strain sensor; and the terminal analysis display unit is connected with the data acquisition unit. According to the invention, the acceleration and the hammering force of the standard penetration test in the hammering process can be measured, so that the hammering energy is obtained, and the accuracy of standard penetration test result metering is improved.
本发明提供一种用于标准贯入试验的锤击能采集系统及标准贯入试验方法，所述系统包括集成转接头、数据采集单元及终端分析显示单元，集成转接头包括加速度传感器、应变传感器、活动盖板、上接头、下接头、排气孔以及止水胶圈；加速度传感器、应变传感器固定在集成转接头的内部；上接头、下接头位于集成转接头的上下两端；排气孔位于集成转接头的下端，与钻杆的中心孔相连；止水胶圈位于集成转接头与活动盖板中间；数据采集单元与加速度传感器、应变传感器相连；终端分析显示单元与数据采集单元相连。本发明可测得标准贯入试验在锤击过程中的加速度和锤击力，进而得到锤击能，提高了标准贯入试验结果计量的精确性。
Hammering energy acquisition system for standard penetration test and standard penetration test method
一种用于标准贯入试验的锤击能采集系统及标准贯入试验方法
LI ZONGLONG (author) / LIU HAO (author) / HE ZHIPAN (author) / WANG HANWU (author) / NI MINGFU (author) / ZHANG HUAWEI (author) / ZHANG XIANG (author) / WANG XIAOFENG (author)
2024-11-15
Patent
Electronic Resource
Chinese
IPC:
E02D
FOUNDATIONS
,
Gründungen
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