摘要：【中文】本发明公开一种再生骨料沥青混合料骨料接触类型分析方法，包括如下步骤：(10)试件切割：对再生骨料沥青混合料车辙试件进行切割，得到垂直于碾压方向的切割断面；(20)切割断面图像采集：采集所述切割断面图像；(30)骨料接触类型统计：根据天然骨料与再生骨料的区分原则，以及骨料接触类型，统计切割断面图像中各种骨料接触类型的数量。本发明的再生骨料沥青混合料骨料接触类型分析方法，操作过程简单方便，避免了大量的试验、材料和能源消耗。本发明引入了图像分析方法，可以从细观层面直观、定量分析再生骨料沥青混合料中骨料接触类型，为再生骨料沥青混合料的性能评估提供支撑。 【EN】The invention discloses a method for analyzing aggregate contact type of a recycled aggregate asphalt mixture, which comprises the following steps: (10) cutting a test piece: cutting the recycled aggregate asphalt mixture track test piece to obtain a cut section perpendicular to the rolling direction; (20) collecting cutting section images: collecting the cut section image; (30) aggregate contact type statistics: and counting the number of various aggregate contact types in the cutting section image according to a distinguishing principle of the natural aggregate and the recycled aggregate and the aggregate contact type. The method for analyzing the contact type of the recycled aggregate asphalt mixture aggregates has simple and convenient operation process, and avoids a large amount of tests, materials and energy consumption. The invention introduces an image analysis method, can visually and quantitatively analyze the aggregate contact type in the recycled aggregate asphalt mixture from a microscopic level, and provides support for performance evaluation of the recycled aggregate asphalt mixture.

摘要：【中文】本发明公开一种沥青混合料玄武岩纤维观测方法及试件，直观、准确地观察玄武岩纤维在沥青混合料中的分散性和分布状态。所述方法包括如下步骤：(10)透明混合料试件制备：用透明塑料材料作为骨料，以透明胶凝材料代替沥青，加入玄武岩纤维，成型得到标准马歇尔试件；(20)试件切割：垂直于所述标准马歇尔试件的轴线方向多次平行切割，对切割断面磨抛得到清晰的断面图像；(30)断面分析：在断面图像上建立坐标轴，通过观测断面图像上玄武岩纤维的数量、位置、形状来分析玄武岩纤维的分布和取向。所述观测试件由人工骨料、透明胶凝材料和玄武岩纤维混合、拌匀，以马歇尔试件模型成型、固化、脱模而成。 【EN】The invention discloses an asphalt mixture basalt fiber observation method and a test piece, which can visually and accurately observe the dispersibility and distribution state of basalt fibers in an asphalt mixture. The method comprises the following steps: (10) preparing a transparent mixture test piece: using a transparent plastic material as an aggregate, using a transparent cementing material to replace asphalt, adding basalt fiber, and molding to obtain a standard Marshall test piece; (20) cutting a test piece: performing parallel cutting for multiple times in the direction perpendicular to the axis direction of the standard Marshall test piece, and grinding and polishing cut sections to obtain clear section images; (30) section analysis: and establishing a coordinate axis on the cross-section image, and analyzing the distribution and orientation of the basalt fibers by observing the number, the position and the shape of the basalt fibers on the cross-section image. The observation test piece is prepared by mixing and uniformly stirring artificial aggregate, transparent cementing material and basalt fiber, molding by a Marshall test piece model, curing and demolding.

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.