摘要：【中文】本发明公开了一种水泵自动排水装置，包括控制器体、水位信号监测装置、潜水泵、逆止阀，所述控制器体与潜水泵之间有导线，所述水位信号监测装置包括支架、太阳能电池板、数据采集发送箱、水位传感器，所述支架处于竖直状态，所述数据采集发送箱位于支架的中间位置，所述太阳能电池板位于支架的顶端位置，所述控制器体与数据采集发送箱之间有导线，所述潜水泵与逆止阀之间通过管道连接；自动排水装置可以自动检测水位信号，根据水位的定量高度来控制潜水泵的开启与关闭，进而对高水位进行抽水且低水位而停止排水，实现了无人值守排水，极大地节省了人力资源，有效地防止了因人力排水不及时造成的水灾事故。 【EN】The invention discloses an automatic water discharging device of a water pump, which comprises a controller body, a water level signal monitoring device, a submersible pump and a check valve, wherein a lead is arranged between the controller body and the submersible pump; the automatic drainage device can automatically detect a water level signal, controls the submersible pump to be opened and closed according to the quantitative height of the water level, further pumps water at a high water level and stops drainage at a low water level, unattended drainage is realized, manpower resources are greatly saved, and flood accidents caused by untimely manual drainage are effectively prevented.

摘要：【中文】本发明公开了一种井下长距离供电装置，包括底座和支撑架，所述支撑架的底部固定有万向轮，所述支撑架的顶部固定有底座，所述底座的顶部从左至右依次安装有逆变箱和控制箱，所述底座的顶部位于逆变箱和控制箱的一侧安装有高频变压器；本发明还公开了一种井下长距离供电装置的使用方法；本发明的有益效果是：通过在支撑架上设计的支撑组件，通过螺杆带动抵板推进，使得抵板抵在主回路箱的底部，起到对主回路箱的支撑，减小主回路箱所受的负荷；通过在逆变箱的表面贯通开设相对分布的通孔，且逆变箱的前表面位于通孔的外侧设置防尘机构，有助于更好的利用防护网阻隔灰尘，并散热，也便于在防护网表面积灰时，将防护网取下进行清洁。 【EN】The invention discloses an underground long-distance power supply device which comprises a base and a support frame, wherein universal wheels are fixed at the bottom of the support frame, the base is fixed at the top of the support frame, an inverter box and a control box are sequentially installed at the top of the base from left to right, and a high-frequency transformer is installed at one side, located on the inverter box and the control box, of the top of the base; the invention also discloses a using method of the underground long-distance power supply device; the invention has the beneficial effects that: the support component designed on the support frame drives the abutting plate to advance through the screw rod, so that the abutting plate abuts against the bottom of the main loop box, the main loop box is supported, and the load borne by the main loop box is reduced; through link up the through-hole of seting up relative distribution on the surface at the contravariant case, and the front surface of contravariant case is located the outside of through-hole and sets up dustproof mechanism, helps better utilization protection network separation dust to the heat dissipation, also be convenient for when protection network surface deposition, take off the protection network and clean.

摘要：【中文】本发明公开一种切削刀具，其包括刀片、刀柄及将刀片固定在刀柄上的焊料，该刀片包括切削部及与切削部同轴连接的第一固定部，该刀柄包括与第一固定部通过真空焊接方式固定的第二固定部。该第一固定部包括平行于该切削刀具中心线且相对设置的两第一焊接面及连接第一焊接面的第二焊接面，该第二固定部包括沿着该切削刀具中心线从一端向另一相对端延伸的凹部，该凹部包括相对设置且分别与第一焊接面对应的第一、第二面，以及连接在第一、第二面之间并对应第二焊接面的第三面，该第一焊接面与第一面之间，及第二焊接面与第三面之间分别填充有焊料，该两个第一焊接面沿垂直于该切削刀具中心线的宽度D与第一面与第二面之间的距离d满足下述条件：0≤D‑d≤0.04mm。 【EN】The invention discloses a cutting tool, which comprises a blade, a tool holder and solder for fixing the blade on the tool holder, wherein the blade comprises a cutting part and a first fixing part coaxially connected with the cutting part, and the tool holder comprises a second fixing part fixed with the first fixing part in a vacuum welding mode. The first fixing part comprises two first welding faces which are parallel to the center line of the cutting tool and are oppositely arranged and a second welding face which is connected with the first welding faces, the second fixing part comprises a concave part which extends from one end to the other opposite end along the center line of the cutting tool, the concave part comprises a first surface and a second surface which are oppositely arranged and respectively correspond to the first welding faces, and a third surface which is connected between the first surface and the second surface and corresponds to the second welding face, welding materials are respectively filled between the first welding face and the first surface and between the second welding face and the third surface, and the distance D between the two first welding faces and the distance D between the first surface and the second surface along the width D which is perpendicular to the center line of the cutting tool meets the following conditions: D-D is more than or equal to 0 and less than or equal to 0.04 mm.

摘要：本发明公开了一种大水矿山矿房超前放水的方法，其在两个凿岩巷道之间的穿脉壁上布置钻机硐室2、3，打放水孔4、5；放水孔4、5布置待开采矿房上部两侧范围内；放水孔4、5向上倾斜角度5°～15°，没孔深度≤矿房长度；确定放水孔内节理、裂隙及破碎带发育部位，在上述部位下入滤水管，并利用定向射孔技术增大放水孔内节理、裂隙及破碎带发育部位的渗透系数。本方法不占用回采矿房的工作面，利用凿岩水平的穿脉工程及穿脉工程上施工的探放水孔进行放水；针对大水矿山矿房，能有效截流矿房上部的地下水，使地下水最大程度的少进入回采工作的矿房，有效减少回采矿房的地下水压力，降低开采工作中水害发生的概率。

摘要：【中文】本发明提供了一种玻璃钢事故油池，包括：壳体、沉沙装置、第一管道和第二管道，所述壳体由玻璃钢材质制成，包括圆柱形的主体和与所述主体两侧连接的向外突出的弧形端盖；所述沉沙装置沿所述主体的径向方向设置，内部设置有泥沙传感器，所述泥沙传感器与远程控制系统连接；所述第一管道沿所述壳体的轴向方向设置并贯穿所述沉沙装置，包括位于所述沉沙装置左侧的左管道和位于所述沉沙装置右侧的右管道，所述左管道与油坑连接，所述右管道上设置有溢水孔和阀门，并且与雨水系统连接，所述阀门与所述远程控制系统连接；所述第二管道的一端插入所述主体的底部，另一端与所述雨水系统连接。本发明结构简单、施工便捷周期短、维护需求小和综合价格低。 【EN】The invention provides a glass fiber reinforced plastic accident oil pool, which comprises: the sand settling device comprises a shell, a sand settling device, a first pipeline and a second pipeline, wherein the shell is made of glass steel materials and comprises a cylindrical main body and arc-shaped end covers which are connected with two sides of the main body and protrude outwards; the sand settling device is arranged along the radial direction of the main body, a sediment sensor is arranged in the sand settling device, and the sediment sensor is connected with a remote control system; the first pipeline is arranged along the axial direction of the shell and penetrates through the sand settling device, and comprises a left pipeline positioned on the left side of the sand settling device and a right pipeline positioned on the right side of the sand settling device, the left pipeline is connected with the oil pit, the right pipeline is provided with an overflow hole and a valve and is connected with a rainwater system, and the valve is connected with the remote control system; one end of the second pipeline is inserted into the bottom of the main body, and the other end of the second pipeline is connected with the rainwater system. The invention has simple structure, convenient construction, short construction period, small maintenance requirement and low comprehensive price.

摘要：【中文】本发明属于铁路轨枕技术领域，具体涉及一种失效轨枕循环利用切割系统，包括工作台车、桥式切割机、吊臂和自动切割跟踪系统，工作台车设在轨道上，两个吊臂设置在轨道的两端，桥式切割机设置在轨道的中部，桥式切割机包括锯片、进给电机和切割电机，自动切割跟踪系统包括控制装置和位于切割电机电路上的电流传感器，进给电机、切割电机和电流传感器均与控制装置连接；本发明的失效轨枕循环利用切割系统通过吊臂在工作台车上排放轨枕，工作台车将轨枕运输至桥式切割机处，切割后工作台车运输块状物料离开桥式切割机进行卸料，块状物料可以代替河堤的防洪片石，降低了防洪的成本，实现废旧混凝土轨枕再利用。 【EN】The invention belongs to the technical field of railway sleepers, and particularly relates to a failure sleeper recycling cutting system which comprises a working trolley, a bridge type cutting machine, suspension arms and an automatic cutting tracking system, wherein the working trolley is arranged on a rail, the two suspension arms are arranged at two ends of the rail, the bridge type cutting machine is arranged in the middle of the rail, the bridge type cutting machine comprises a saw blade, a feeding motor and a cutting motor, the automatic cutting tracking system comprises a control device and a current sensor positioned on a cutting motor circuit, and the feeding motor, the cutting motor and the current sensor are all connected with the control device; the failure sleeper recycling cutting system has the advantages that sleepers are discharged on the working trolley through the lifting arm, the working trolley transports the sleepers to the bridge type cutting machine, the cut working trolley transports block-shaped materials to leave the bridge type cutting machine for discharging, the block-shaped materials can replace flood control stones of a river bank, flood control cost is reduced, and the waste concrete sleepers are recycled.

摘要：【中文】本发明公开了一种系统故障定位方法，包括：建立节点‑故障‑测试相关矩阵；基于待测系统的几何拓扑模型和测试结果，并结合待测系统监测传感器故障检测率与建立的节相关矩阵，计算待测系统的单点报警概率矩阵，进而建立待测系统的整体报警概率矩阵；计算实时故障观察向量和待测系统的整体报警概率矩阵的马氏距离，按马氏距离的从大到小排序，选取前s个马氏距离值对应的单点故障或者故障组合，按照从大到小原则输出系统故障定位结果。该方法在考虑监测设备故障检测率的基础上，通过衡量实时故障观测向量与待测系统的测试结果的概率空间相似度，实时快速定位系统故障原因，适用于单点故障和多点故障的情况，具有强操作性和高正确性，便于工程实现。 【EN】The invention discloses a system fault positioning method, which comprises the following steps: establishing a node-fault-test correlation matrix; based on a geometric topological model and a test result of the system to be tested, and in combination with the fault detection rate of the monitoring sensor of the system to be tested and the established section correlation matrix, calculating a single-point alarm probability matrix of the system to be tested, and further establishing an integral alarm probability matrix of the system to be tested; and calculating the Mahalanobis distance between the real-time fault observation vector and the overall alarm probability matrix of the system to be tested, sorting the Mahalanobis distances from large to small, selecting single-point faults or fault combinations corresponding to the first s Mahalanobis distance values, and outputting a system fault positioning result according to the principle of large to small. The method is suitable for the conditions of single-point faults and multi-point faults, has strong operability and high correctness and is convenient for engineering realization by measuring the probability spatial similarity between a real-time fault observation vector and a test result of a system to be tested on the basis of considering the fault detection rate of monitoring equipment and quickly positioning the fault reason of the system in real time.