一、用途概述gtj-ev2型静态变形模量测试仪,用于测定路基在静荷载作用下的沉陷值,从而评估路基的承载力和变形量。适用于受静荷载作用的铁路、公路、机场、城市交通、港口、码头及工业与民用建筑的地基施工质量监控检测,特别适用于场地狭窄地段检测,如路桥(涵)过渡段及路肩的检测,既有线路基等。通过圆形承载板和加载装置对地面进行第一次加载和卸载后,再进行第二次加载,用测得的承载板下应力σ和与之相对应的承载板中心沉降值s,来计算变形模量ev2及ev2/ev1的值。适用标准:中华人民共和国行业标准《变形模量ev2检测规程(试行)》 二、产品特点 1、 采用进口传感器及部分元器件,测试精度高。 2、液晶中文显示,在不同的界面下有相应的中文提示。 3、 操作简单、测试速度快。 4、自动计算ev2及ev2/ev1值,并显示曲线,准确直观。 5、 主机与打印机分离,主机体积小、重量轻。安装携带方便。 6、传输232串行口和usb接口,便于与笔记本电脑的连接。 7、 液晶屏幕带有背光,在各种环境下有较好的可视度。 8、电池持续工作时间长。 9、 无核辐射及废气等污染,操作使用安全、环保。 三、技术参数 1、承载板 直径:300mm 厚度:25mm带手柄和盒式水准器的承载板 2、加载装置 液压泵:压力100kn 高压软管:长度2m可插拔式压力缸接长杆:1×40mm,1×90mm,1×120mm,1×160mm,2×60mm 磁性球接头上压板 3、沉降量测试装置三点支撑架(带有可伸缩、可旋转杠杆臂,底座可调节) 尺寸: 2320x570x420mm(长x宽x高) 重量: 12.5kg4、压力测试装置 包括压力传感器和连接装置,压力传感器量程:100kn 5、位移测试装置非接触式位移传感器,量程30mm,精度0.01mm 四、仪器构成 1、承载装置 2、位移测试装置 3、压力传感器 4、电子测定仪5、微型打印机 主机箱 测量臂 压力泵 油管 l型配件 英文版gtj-ev2 static modulus ofresilience measuringinstrumentapplicationsgtj-ev2 staticmodulus of resilience measuring instrument is used to measure thesettlement of subgrade under the static pressure, from this,thedistorition and the bearing capacity of the subgrade areevaluated.the test method is suited for quality control and detection ofrailway, road, airport, municipal traffic, port, dock and thefoundation of industrial and civil construction etc, it’sparticularly applicable to testing in narrow places, such as thechangeover and linkage portion between road and brige.theinstrument employ the rounded load plate and the loading assemblyto performthe loading an unloading operation, after the firstloading and unloading, please load the plate for the second time,thus the stress of the load plate and the corresponding settlementof the load plate center are measured, and then the modulus ofresilience ev2 and ev2/ev1 are computed.basis ofstandards: the people\'s republic of china industrystandards modulus of resilience ev2 test regulationproductfeatures1. parts of elements including sensor are importedfrom american, with high accuracy2. chinese language display, thereare corresponding chinese tips on different screen3. simpleoperation, rapid test4. automatic caculation of the ev2 andev2/ev1, automatic display of curves, that is very accurate anddirectviewing5. measuring instrument is small, light, portable,easy-to-install,which is separate from printer, and it doesn’t needother accessory equipment. it’s convinient in narrow places such asthe changeover and linkage portion between road and brige6.232serial port and usb port can both transmit data, that’sconvenientfornotebook pc7. lcd with backlight, has good visibilityin every enviroment8. batteries last a long time9. no nuclearradiation and exhaust pollution, safe andgreenspecifications1. load plate(with handle andbox levelling instrument)diameter:300mm, thickness:25mm2.loadassemblyhydraulic pump: the press is 100knhigh-pressure hose: thelength is 2mplug-in extension bar of pressurecylinder:1×40mm,1×90mm,1×120mm,1×160mm,2×60mm. hold the magneticball with board3. settlement measuring assemblythree-pointcarriage(with telescopic rotatable lever arm, and the pedestalisadjustable)size:2320×570×420mm(length×width×height)weight:12.5kg4.pressure sensormeasuring range:50kn5. displacement sensormeasuringrange:25mm, resolving capability:0.01mmcomposition ofinstrument1 . load assembly2. displacement measuringassembly3. pressure measuring assembly4. electronic settlementmeasuring instrument5. miniprinter

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