摘要：【中文】本发明属于噪声测量领域，具体涉及一种路面噪声测试装置。包括圆筒，支撑台，可伸缩杆和底座；圆筒放置于支撑台上部，圆筒内部设有放置腔，用于放置声压传感器；支撑台下部连接有三个可伸缩杆，三个可伸缩杆在圆周方向上均匀分布，三个可伸缩杆下部均连接有底座，所述底座包括抽泵吸盘，用于吸附在相应设备上，从而将测试装置固定。本发明涉及低噪声沥青路面中的路面噪声测试装置为近场测试法，基本屏蔽了环境等外部噪声的干扰，测量结果最接近于轮胎与路面之间的摩擦噪声，并且可更有效地比较不同的路面降噪效果，试验操作简便，测试成本较低。 【EN】The invention belongs to the field of noise measurement, and particularly relates to a road noise testing device. Comprises a cylinder, a supporting table, a telescopic rod and a base; the cylinder is arranged at the upper part of the support table, and a placing cavity is arranged in the cylinder and used for placing the sound pressure sensor; supporting bench sub-unit connection has three telescopic link, and three telescopic link is evenly distributed on the circumferencial direction, and three telescopic link lower part all is connected with the base, the base includes the pump sucking disc for adsorb on corresponding equipment, thereby it is fixed with testing arrangement. The invention relates to a road surface noise testing device in a low-noise asphalt road surface, which is a near-field testing method, basically shields the interference of external noise such as environment and the like, has a measuring result closest to the friction noise between a tire and the road surface, can more effectively compare the noise reduction effects of different road surfaces, and has the advantages of simple and convenient test operation and lower test cost.

摘要：【中文】本发明属于道路工程材料领域，具体涉及一种大小马歇尔试件半自动脱模一体机及脱模方法。包括金属框架，大小马歇尔试件电动卡块一体机：设置在金属框架上表面的一侧，包括可以切换的大马歇尔试件卡块和小马歇尔试件卡块；试件存放处：位于金属框架的另一侧；电动机械臂：位于金属框架的大小马歇尔试件电动卡块一体机和试件存放处之间；液压杆驱动机构：位于金属框架内，且位于大小马歇尔试件电动卡块一体机下方；总控制器：通过信号控制按钮实现对大小马歇尔试件电动卡块一体机，电动机械臂和液压杆驱动机构的控制。本发明的优点在于避免了手动脱模的人为误差，减少脱模工作量，简化进行大马歇尔试件和小马歇尔试件脱模切换过程。 【EN】The invention belongs to the field of road engineering materials, and particularly relates to a semi-automatic demoulding all-in-one machine and a demoulding method for a large and small Marshall test piece. Including metal frame, the electronic fixture block all-in-one of big or small marshall test piece: the device is arranged on one side of the upper surface of the metal frame and comprises a big Marshall test piece clamping block and a small Marshall test piece clamping block which can be switched; the storage position of the test piece: the other side of the metal frame is provided with a metal frame; an electric mechanical arm: the Marshall test piece electric fixture block all-in-one machine is positioned between the large and small Marshall test piece electric fixture block all-in-one machine of the metal frame and the test piece storage position; hydraulic stem drive mechanism: the device is positioned in the metal frame and below the large and small Marshall test piece electric fixture block all-in-one machine; a master controller: the control of the electric fixture block all-in-one machine, the electric mechanical arm and the hydraulic rod driving mechanism of the large and small Marshall test pieces is realized through the signal control button. The invention has the advantages of avoiding the artificial error of manual demoulding, reducing the demoulding workload and simplifying the demoulding switching process of the Marshall test piece and the small Marshall test piece.

摘要：【中文】本发明属于道路工程领域，具体涉及一种路面车辙断面曲线成像仪。包括成像仪框架；测量轮：沿着框架在路面横向上运动；测量轮行驶距离测量机构：用于测量测量轮的行驶距离；车辙深度测量机构：用于测量测量轮在垂直方向上的高度变化，即车辙的深度；数据采集机构：用于实时采集、记录测量轮的行驶距离和高度变化。本发明的成像仪通过可滑动的测量轮和与测量轮配套的测量轮行驶距离测量机构和车辙深度测量机构，能够对道路车辙进行详细的测量，测试操作便捷，软件可视化表征车辙。 【EN】The invention belongs to the field of road engineering, and particularly relates to a road rut section curve imager. Comprises an imager frame; a measuring wheel: moving in a transverse direction of the road along the frame; measuring wheel driving distance measuring mechanism: for measuring the distance travelled by the measuring wheel; rut degree of depth measuring mechanism: for measuring the height change of the measuring wheel in the vertical direction, i.e. the depth of the rut; the data acquisition mechanism comprises: the device is used for acquiring and recording the running distance and height change of the measuring wheel in real time. The imager can measure the road rut in detail through the slidable measuring wheel, the measuring wheel running distance measuring mechanism and the rut depth measuring mechanism which are matched with the measuring wheel, the testing operation is convenient, and the rut is represented visually through software.