摘要：【中文】本发明提供一种扭力冲击器，包括传动轴、涡轮、扭力传导接头和若干对扭力发生装置，传动轴上端通过上轴承座连接上接头，传动轴下端通过下轴承座连接下接头，下接头下端连接钻头，涡轮安装在传动轴上，扭力传导接头位于涡轮下方且其上下两端分别连接上接头和下接头，各对扭力发生装置均安装在扭力传导接头内部，每一扭力发生装置均包括冲击砧、连接轴和两冲锤，冲击砧的横截面为变厚度圆环形，且冲击砧的内表面设有第一冲击面，连接轴和两冲锤均位于冲击砧内部，两冲锤分别安装在连接轴的两端，连接轴垂直连接传动轴。本发明的有益效果：本发明可以持续地、同方向地生产扭转冲击振动，能够有效避免钻头黏滑现象的产生，提高钻头钻探效率。 【EN】The invention provides a torque impactor which comprises a transmission shaft, a turbine, a torque transmission joint and a plurality of pairs of torque generation devices, wherein the upper end of the transmission shaft is connected with an upper joint through an upper bearing seat, the lower end of the transmission shaft is connected with a lower joint through a lower bearing seat, the lower end of the lower joint is connected with a drill bit, the turbine is arranged on the transmission shaft, the torque transmission joint is positioned below the turbine, the upper end and the lower end of the torque transmission joint are respectively connected with the upper joint and the lower joint, each pair of torque generation devices are arranged inside the torque transmission joint, each torque generation device comprises an impact anvil, a connecting shaft and two impact hammers, the cross section of the impact anvil is in a variable-thickness annular shape, the inner surface of the impact anvil is provided with a first impact surface, the connecting shaft and the two. The invention has the beneficial effects that: the invention can continuously produce torsional impact vibration in the same direction, can effectively avoid the occurrence of drill bit stick-slip phenomenon, and improves the drilling efficiency of the drill bit.

摘要：【中文】本发明提供了一种抗泥型聚羧酸系减水剂，由于减水剂分子结构中含有酰胺基团，能有效减少粘土对聚羧酸系减水剂的竞争吸附，提高聚羧酸减水剂的吸附量，有利于聚羧酸减水剂对水泥颗粒的分散作用；由于减水剂分子结构中具有较短的聚氧乙烯侧链，能有效减少粘土对聚羧酸系减水剂的插层吸附作用，提高聚羧酸减水剂的减水效率。而且本发明提供的抗泥型聚羧酸系减水剂的制备方法原材料来源广泛，成本低，生产过程操作简单，方法易控制，不使用有机溶剂，安全环保。 【EN】The invention provides an anti-mud polycarboxylic acid water reducing agent, which has the advantages that the molecular structure of the water reducing agent contains amide groups, so that the competitive adsorption of clay on the polycarboxylic acid water reducing agent can be effectively reduced, the adsorption capacity of the polycarboxylic acid water reducing agent is improved, and the dispersing effect of the polycarboxylic acid water reducing agent on cement particles is facilitated; because the molecular structure of the water reducing agent has shorter polyoxyethylene side chains, the intercalation adsorption effect of clay on the polycarboxylic acid water reducing agent can be effectively reduced, and the water reducing efficiency of the polycarboxylic acid water reducing agent is improved. The preparation method of the mud-resistant polycarboxylic acid water reducer provided by the invention has the advantages of wide raw material source, low cost, simple production process operation, easy control, no use of organic solvent, safety and environmental protection.

摘要：【中文】本申请公开了一种面向领域的兴趣点选择方法、装置以及电子设备，涉及兴趣点选择领域。具体实现方案为：从兴趣点全集中选择目标兴趣点，并确定目标领域；获取包括多个样本的样本集合，各样本包括所属领域以及目标兴趣点；利用样本集合计算目标兴趣点与目标领域之间的相关度；根据相关度，得到目标领域相关的兴趣点。提高了兴趣点选择的适用性，能够更好的针对用户的兴趣进行兴趣点选择，能够适应样本规模不断增加的场景。 【EN】The application discloses a field-oriented interest point selection method and device and electronic equipment, and relates to the field of interest point selection. The specific implementation scheme is as follows: selecting a target interest point from the interest point complete set, and determining a target field; obtaining a sample set comprising a plurality of samples, wherein each sample comprises a field and a target interest point; calculating the correlation between the target interest point and the target field by utilizing the sample set; and obtaining the interest points related to the target field according to the correlation. The method and the device improve the applicability of interest point selection, can better select interest points according to the interest of the user, and can adapt to scenes with continuously increased sample scale.

摘要：【中文】本发明提供一种用于总线型伺服驱动器的位置细分方法、装置及存储介质，方法包括：从控制器中获得总线同步周期和位置指令增量；从伺服驱动器中获得伺服驱动器位置环周期；根据总线同步周期和伺服驱动器位置环周期进行计算，获得一个总线同步周期中位置环周期的数量；根据位置指令增量和一个总线同步周期中位置环周期的数量进行增量计算，获得位置增量和余数根据一个总线同步周期中位置环周期的数量、位置增量和余数进行计算分析，获得位置环的位置给定值和最终位置环的位置给定值。本发明能够更精准的控制伺服电机的运行，提高伺服驱动器的频率响应特性，减少伺服电机在运行过程中的抖动情况，提高了工业生产的工作效率。 【EN】The invention provides a position subdivision method, a device and a storage medium for a bus type servo driver, wherein the method comprises the following steps: acquiring a bus synchronization period and a position instruction increment from a controller; obtaining a servo driver position loop period from a servo driver; calculating according to the bus synchronization period and the servo driver position ring period to obtain the number of the position ring periods in one bus synchronization period; and performing increment calculation according to the position instruction increment and the number of the position ring cycles in one bus synchronization cycle, performing calculation analysis according to the number of the position ring cycles in the bus synchronization cycle, the position increment and the remainder to obtain a position given value of the position ring and a position given value of the final position ring. The invention can more accurately control the operation of the servo motor, improve the frequency response characteristic of the servo driver, reduce the shaking condition of the servo motor in the operation process and improve the working efficiency of industrial production.

摘要：【中文】本发明公开了一种用于岩溶精细化水动力参数检测的设备，包括：箱体以及隔板，所述箱体为矩形无前壁面箱体结构，所述隔板其左右两侧壁均固定焊接于箱体内左右两侧壁面上，且位于中心线上，本发明涉及岩溶检测设备技术领域，通过将岩石放入垂直固定或水平固定的承载件内的截留网上，并将对接件套装在承载件一端进行旋接固定；进而可通过控制液泵驱动，使储液桶的液体对岩石进行垂直或水平冲刷；通过控制电磁溢流阀的流量，通过流量计测量流量以及重力检测器检测岩石重量变化，并通过显示器显示；该设计可针对岩石进行不同方向的冲击进行检测器重力变化、液体流速以及岩溶后的整体流量机即所述液体总流量，便于检测计算。 【EN】The invention discloses a device for detecting karst refined hydrodynamic parameters, which comprises: the invention relates to the technical field of karst detection equipment, which comprises a box body and a partition plate, wherein the box body is of a rectangular box body structure without a front wall surface, the left side wall and the right side wall of the partition plate are fixedly welded on the left side wall and the right side wall of the box body and are positioned on a central line, rocks are placed on a trapping net in a vertically fixed or horizontally fixed bearing piece, and a butt joint piece is sleeved at one end of the bearing piece to be screwed and fixed; the liquid in the liquid storage barrel can vertically or horizontally scour the rock by controlling the driving of the liquid pump; the flow of the electromagnetic overflow valve is controlled, the flow is measured by a flowmeter, the weight change of the rock is detected by a gravity detector, and the weight change is displayed by a display; the design can be used for carrying out impact in different directions on rocks to carry out detector gravity change, liquid flow rate and the integral flow machine after karst, namely, the total liquid flow rate is convenient for detection and calculation.

摘要：【中文】本发明涉及一种散热板及伺服驱动器，散热板包括安装板和散热翅片，所述安装板和所述散热翅片的背面用于安装发热装置，所述散热翅片的顶部与所述安装板的底部固定连接，所述散热翅片上设置有切槽，所述切槽的延伸方向与所述散热翅片的延伸方向的夹角大于零度且小于或等于90度。本发明的技术方案能够提高伺服驱动器的散热能力，进而保证伺服驱动器的性能和使用寿命。 【EN】The invention relates to a heat dissipation plate and a servo driver, wherein the heat dissipation plate comprises a mounting plate and heat dissipation fins, the back surfaces of the mounting plate and the heat dissipation fins are used for mounting a heating device, the tops of the heat dissipation fins are fixedly connected with the bottom of the mounting plate, the heat dissipation fins are provided with cutting grooves, and the included angle between the extending direction of the cutting grooves and the extending direction of the heat dissipation fins is larger than zero degree and smaller than or equal to 90 degrees. The technical scheme of the invention can improve the heat dissipation capacity of the servo driver, thereby ensuring the performance and the service life of the servo driver.

摘要：【中文】本发明公开了一种用于岩溶塌陷区水位红线监测预警装置与方法，包括：底座；支撑杆，四个所述支撑杆分别固定连接于底座的底部四角；控制机构，所述控制机构螺钉连接于底座的顶部后侧；导轨，两个所述导轨分别可拆卸设置于底座的左侧两端，且位于前侧的导轨内腔底部从左至右均开设有卡槽；加强筋，所述加强筋可拆卸设置于导轨的左侧；滑块，所述滑块插接于导轨的内腔左侧。本发明在实际使用时，可对塌陷坑水位高度机械式监测，无需工作人员靠近塌陷坑，安全性大幅度提高，而且，缩小了工作人员的劳动强度，节省人力，实现塌陷坑水位红线预警的实时监测，更利于水位监测使用。 【EN】The invention discloses a device and a method for monitoring and early warning water level red lines in a karst collapse area, which comprises the following steps: a base; the four support rods are respectively and fixedly connected to the four corners of the bottom of the base; the control mechanism is connected to the rear side of the top of the base through screws; the two guide rails are respectively detachably arranged at two ends of the left side of the base, and clamping grooves are formed in the bottoms of the guide rail inner cavities positioned on the front sides from left to right; the reinforcing rib is detachably arranged on the left side of the guide rail; the slider, the slider is pegged graft in the inner chamber left side of guide rail. When the collapse pit water level early warning device is actually used, the collapse pit water level height can be mechanically monitored, workers do not need to approach the collapse pit, safety is greatly improved, labor intensity of the workers is reduced, manpower is saved, real-time monitoring of collapse pit water level red line early warning is achieved, and water level monitoring and using are facilitated.

摘要：【中文】本发明公开了一种河湖底泥板框压滤脱水方法，河湖底泥泥浆经除渣后进入输泥管线，与絮凝剂混合后进入浓缩池进行泥水分离，上清液浊度满足要求后输送至余水处理系统；泥浆达到一定浓度后进入搅拌罐，加入助滤剂，充分搅拌；充分反应后，泥浆进入板框压滤机，压滤脱水完成后，通入压缩空气清理压滤槽，然后卸除泥饼，尾水输送回浓缩池。本发明的助滤剂是环保型助滤底泥调理剂，可有效加速泥水分离，不影响泥水的pH值，大幅降低调理剂投加量，经泥水分离后的底泥可用于回填土或绿化种植土，实现河湖底泥的资源化和可持续利用；另外，由空压机通入压缩空气清理管道，空压机在提供压力的基础上增加了辅助清理压滤槽的功能，充分利用已有设备和能源。 【EN】The invention discloses a plate-frame filter-pressing dehydration method for river and lake bottom mud, which comprises the steps of deslagging river and lake bottom mud, then feeding the sludge into a mud conveying pipeline, mixing the sludge with a flocculating agent, then feeding the sludge into a concentration tank for sludge-water separation, and conveying supernatant to a residual water treatment system after the turbidity meets the requirement; after the slurry reaches a certain concentration, the slurry enters a stirring tank, and a filter aid is added and fully stirred; after full reaction, the slurry enters a plate-and-frame filter press, compressed air is introduced to clean a filter press tank after filter pressing and dehydration are finished, then mud cakes are removed, and tail water is conveyed back to a concentration tank. The filter aid is an environment-friendly filter-aid bottom mud conditioner, can effectively accelerate mud-water separation, does not influence the pH value of mud and water, greatly reduces the dosage of the conditioner, and can be used for backfilling soil or planting green soil after mud-water separation, thereby realizing the resource and sustainable utilization of river and lake bottom mud; in addition, the compressed air is introduced into the cleaning pipeline through the air compressor, the air compressor is additionally provided with the function of auxiliary cleaning of the filter pressing tank on the basis of providing pressure, and the existing equipment and energy are fully utilized.