Link:
Chengdu Headquarters:028-68611510 / 028-68611516
Fax:028-68611530
Address: Chengdu City, Sichuan Province, Wuhou District City, province, Wu Xing 28 Road, west 4, 7, five,
E-mail: 2931371275@qq.com
关注服务号
©2019 Sichuan Central Inspection Technology Inc. All Rights Reserved.
Falling ball type resilient modulus tester
Patent name: Method for improving acceleration
test of portable deflection instrument (H-FWD) by
using acceleration sensor
Patent name: Field test method and device for mechanical
properties of falling ball geotechnical materials
Patent No:ZL200510021852.X
Patent No:ZL200810087044.7
Related patents
This technology is based on the Hertz impact theory and Vesic cavity
expansion theory, which can test the deformation modulus during
compression and rebound, so as to estimate the corresponding
deformation index (material deformation modulus, strength index) of
rock mass materials.
Test principle and method
Achievements and
technical characteristics
Test method for deformation characteristics of rock and soil materials based on
Hertz impact theory;
Test method for strength characteristics of geotechnical materials based on
Vesic cavity expansion theory;
It can quickly test the on-site mechanical properties of a wide range of
materials from soft clay, sand, gravel to cement stabilized soil, and asphalt
concrete, which has obvious advantages compared with existing PFWD / EVD.
product description
This equipment is specifically designed to detect the rebound modulus
of the roadbed and pavement. It is easy to use and has powerful
graphics processing functions. In addition, the device supports the
database system CI-DBS, and can be connected to the BQIM system to
realize the detection result visualization.
Direct testing of material deformation
/ rebound modulus
In line with the new road design and
regulations
适用土质材料广泛
Easy testing and
high efficiency
High test accuracy
and repeatability
Test items
Test object: excavation / filling engineering, geotechnical materials
Test content: Geomechanical characteristics (material deformation
CBR
Falling ball type
resilient modulus tester
SFB-RMT