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  • 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,

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    产品名称

    Falling ball rebound modulus tester

    Test objects: various geotechnical materials such as clay, silt, sand, gravel and cement stabilized soil;Test items: deformation and resilience modulus of geomaterials; calculation of geotechnical...
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    Device name
    Falling ball type geotechnical property tester
    Equipment model
    SEH-FBT-S

    Related patents

    Patent No: ZLA200510021852.X

    Patent Name: Measuring Technology of Rake Characteristic of Contact Time_Site Material

     

     
     

    Patent Name: Field Test Method and Device for Mechanical Properties of Falling Ball Geotechnical Materials

    Patent No. 3491263

     

    Patent No: ZL200810087044.7

    Patent Name: Method of Improving the Test Accuracy of Portable Deflectometer (H-FWD) by Using Accelerometer

     

     

    Based on Hertz impact theory and Vesic cavity expansion theory, the deformation modulus of rock mass materials under compression and rebound can be measured, and the corresponding deformation index (material deformation modulus, strength index) can be calculated.

     

     

    Testing Principle and Method

     
     
     
     
     

    Testing method for deformation characteristics of geotechnical materials based on Hertz impact theory;

    Testing method of strength characteristics of geotechnical materials based on Vesic void expansion theory;

    It can be used to quickly test the mechanical properties of a wide range of materials from soft clay, sand, gravel to cement stabilized soil and asphalt concrete. Compared with the existing PFWD/EVD, it has obvious advantages.

     
     
     
     
     

    Achievements and Technical Characteristics

     
     

    Product overview

     

    Japan Railway System Standard Equipment; Sichuan Shengtuo Testing Technology Co., Ltd. provides falling ball geotechnical mechanical characteristics tester. The equipment is developed for highway, railway, water conservancy, airport, bridge, building and other engineering fields, and can be effectively used in design, construction and other stages. According to the current specifications, the instrument provides rapid testing methods for the strength and deformation of materials, and effectively solves the problem of uneven deformation. It can quickly test the deformation modulus, strength index, foundation coefficient K30, CBR, deflection value, dry density, compactness and other indicators of geotechnical materials.

     

     

     

     
     
     
     
     
     
     

    Highway

    Railway

    Water conservancy

    aircraft

    bridge

    Architecture

    Test items

     

    Testing object: prestressing bridge anchor cable (rod)

    Testing content: grouting compactness

     

    Drop-ball geotechnical mechanical characteristics tester

    Corresponding parameter set not found, please add it in property template of background
    1 Provide database management services, and can be docked with BIM system, to achieve the visualization of test results model; with the database linkage, can carry out test results cloud AI (artificial intelligence) analysis.
    2 Deformation Index Testing Method: Based on Hertz Impact Theory
    3 operating system:windows
    4 Waveform noise processing: moving smoothing、BPF、EMD
    5 Signal Processing Technology: Integral Processing and Average Processing
    6 Channel number: 2 channels (VMC technology can be extended to multiple channels), trigger channels and receive channels are interchangeable
    7 Platform: Small Integration Platform                                                         
    8 Data acquisition: support touch, wireless dual mode; support single, continuous dual mode sampling
    9 working temperature:0~45℃
    10 Working hours: continuous working for more than 8 hours (battery can be replaced)
    11 Storage: This machine can store tens of thousands of data on its own hard disk to support expansion.
    12 Sampling accuracy: floating-point interpolation compensation to 24 bits
    13 Maximum acquisition frequency: 500KHz, adjustable                      
    14 Maximum acquisition points: 20,000, adjustable
    15 Maximum/Minimum Voltage Display:10V/0.0001V
    16 Display: LCD1280*800
    17 Result Data Statistical Processing: Equivalent Value Computation, Simple Average, Deviation and Elimination of Abnormal Data
    18 Graphic processing: contour mapping
    19 Deformation Index Testing Contents: Compression Modulus and Rebound Modulus
    20 Strength Index Testing Contents: Internal Friction Angle, Cohesion
    21 Testing method of strength index: based on Vesic void expansion theory
    22 Test contents of other conversion indexes: K30, CBR, deflection, dry density, compactness, etc.
    23 Maximum test depth:0.3m  
    24 Location information: supporting GPS positioning

     

     

    Instrument mainframe

    Drop ball

     

    Cable

     

     

    Host

     
     

    Remote control pen

     

    Drop ball

     

     

    Host

     
     

    Tablet PC

     

     
     

    Ball drop handle

     

    Drop ball system

    暂未实现,敬请期待
    暂未实现,敬请期待
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