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Falling ball tester for geotechnical mechanical properties
Related patents
Patent No.: ZLA200510021852.X
Patent name: Measurement technique for the shape characteristics of the contact time による site material
Patent name: Field test method and device for mechanical properties of falling ball geomaterials
Patent No: License No. 3492263
Patent No.: ZL200810087044.7
Patent name: Method for improving the accuracy of portable deflection meter (H-FWD) test using acceleration sensor
Based on the Hertz impact theory and the Vesic cavity expansion theory, the technique can test the deformation modulus during compression and rebound, and then calculate the corresponding deformation index (material deformation modulus and strength index) of the rock mass material.
Test principle and method
Results and technical characteristics
Test method for deformation characteristics of geomaterials based on Hertz impact theory;
Test method for strength characteristics of geomaterials based on Vesic cavity expansion theory;
It can quickly detect the on-site mechanical properties of a wide range of materials from soft clay, sand, gravel to cement stabilized soil and asphalt concrete, and has obvious advantages compared with the existing PFWD/EVD.
product description
Japan Railway System Standard Equipment; Sichuan Shengtuo Testing Technology Co., Ltd. provides falling ball type geotechnical characteristics detector. The equipment is developed for highway, railway, water conservancy, airport, bridge, construction and other engineering fields, and can be effectively applied to various stages of design and construction; the instrument provides rapid test methods according to the requirements of current regulations and for mechanical properties such as strength and deformation of materials. , effectively solve the problem of uneven deformation. It can quickly test the deformation modulus, strength index, foundation coefficient K30, CBR, deflection value, dry density, compaction degree and other indicators of geomaterials.
highway
railway
Water
aircraft
bridge
building
Test items
Test object: prestressed bridge anchor (rod)
Test content: tunnel grouting compactness
Falling ball type geotechnical property tester