摘要：【中文】本发明提供了一种井字形轨道，包括：相平行的第一轨道和第二轨道、相平行的第三轨道和第四轨道、以及四个轨道楔子，第一至第四轨道相互交叉，形成井字形轨道；第一至第四轨道的相交处均切出开口，四个轨道楔子安装在不同的开口处；矿车沿第一轨道和第二轨道通行时，四个轨道楔子的长度方向与第三轨道和第四轨道的长度方向一致；矿车沿第三轨道和第四轨道通行时，四个轨道楔子的长度方向与第一轨道和第二轨道的长度方向一致。本发明的矿车在井字形轨道上行走，井字形轨道可以双向运输，避免了甩车场掉道的风险。本发明通过安装井字形轨道解决了交叉巷道运输问题。 【EN】The invention provides a groined track, which comprises: the rail comprises a first rail, a second rail, a third rail, a fourth rail and four rail wedges, wherein the first rail and the second rail are parallel to each other; openings are cut at the intersection parts of the first rail, the second rail and the fourth rail, and four rail wedges are arranged at different openings; when the mine car passes along the first track and the second track, the length directions of the four track wedges are consistent with the length directions of the third track and the fourth track; when the mine car passes along the third track and the fourth track, the length directions of the four track wedges are consistent with the length directions of the first track and the second track. The mine car provided by the invention travels on the groined track, and the groined track can be transported in two directions, so that the risk of falling off the track in a throwing yard is avoided. The invention solves the problem of cross roadway transportation by installing the groined track.

摘要：【中文】本发明公开了一种带式输送机的输送皮带更换装置，包括第一驱动结构、卷收机构驱动结构、安装机构驱动结构、旧输送皮带卷收机构、新输送皮带安装机构。第一驱动结构设置在基础支架的底部框架上。安装机构驱动结构及新输送皮带安装机构设置在基础支架的中部框架上。卷收机构驱动结构及旧输送皮带卷收机构架设在基础支架的顶部框架上，且卷收机构驱动结构位于安装机构驱动结构的正上方，旧输送皮带卷收机构位于新输送皮带安装机构的正上方。输送皮带更换装置结构简单，安全可靠性高能在对旧输送皮带回收的同时，将新输送皮带安装到带式输送机上，大幅降低人工投入，从而降低成本，确保采煤作业的正常运行。 【EN】The invention discloses a conveying belt replacing device of a belt conveyor, which comprises a first driving structure, a winding mechanism driving structure, an installation mechanism driving structure, an old conveying belt winding mechanism and a new conveying belt installation mechanism. The first driving structure is arranged on the bottom frame of the base support. The installation mechanism driving structure and the new conveying belt installation mechanism are arranged on the middle frame of the basic bracket. The winding mechanism driving structure and the old conveying belt winding mechanism are arranged on the top frame of the basic support, the winding mechanism driving structure is located right above the mounting mechanism driving structure, and the old conveying belt winding mechanism is located right above the new conveying belt mounting mechanism. The conveying belt replacing device is simple in structure, safe and reliable, high in energy, and capable of recycling the old conveying belt and meanwhile installing a new conveying belt on the belt conveyor, so that labor input is greatly reduced, cost is reduced, and normal operation of coal mining operation is guaranteed.

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】本发明公开了一种煤矿用运输车，包括放置板、钢板、车轮、固定块，所述钢板相背的表面对称设有固定梁，所述固定梁之间设有稳固梁，所述固定梁的顶部设有限位杆，所述稳固梁的表面设有三十一个限位柱，所述限位柱的外侧设有转柱，所述钢板相背的表面设有移动机构，所述移动机构包括稳固块、丝杆、移动梁、三十一个固定柱；设计的移动机构、转柱，使放置板行驶过程中与其它放置板碰触时，放置板之间的摩擦力小，避免了放置板之间碰触摩擦产生火花的情况，提高了安全性，设计的滑动机构，使位于地面的煤块与转筒碰触，且在转筒转动的偏向力下煤块滚向放置板的边侧位置，避免煤块被压碎，便于将遗漏的煤块收集起来。 【EN】The invention discloses a transport vehicle for a coal mine, which comprises a placing plate, steel plates, wheels and fixing blocks, wherein fixing beams are symmetrically arranged on the surfaces of the steel plates opposite to each other, stabilizing beams are arranged between the fixing beams, limiting rods are arranged at the tops of the fixing beams, thirty limiting columns are arranged on the surfaces of the stabilizing beams, rotating columns are arranged on the outer sides of the limiting columns, moving mechanisms are arranged on the surfaces of the steel plates opposite to each other, and each moving mechanism comprises a stabilizing block, a screw rod, a moving beam and thirty fixing columns; the moving mechanism of design, the rotary column, the messenger places the board and traveles the in-process and places the board with other when touching, and the frictional force of placing between the board is little, has avoided placing the condition of touching the friction production spark between the board, has improved the security, and the sliding mechanism of design makes the coal cinder that is located ground and rotary drum touch, and the coal cinder rolls to the avris position of placing the board under rotary drum pivoted partial force, avoids the coal cinder to be crushed, is convenient for collect the coal cinder of omitting.

摘要：【中文】本发明提供了一种应用于煤矿开采面及掘进面作业的支护装置，包括n个支护机构，n为≥1的整数，n个支护机构经销轴连接成一整体。每个支护机构包括1个支撑结构，支撑结构沿掘进工作面的深度方向设置。支撑结构包括2组液压支柱组件，支撑结构的顶部设有2个顶梁结构，且每个顶梁结构的下方均设有拖梁结构，拖梁结构与顶梁结构相平行。支护机构还包括伸缩滑移组件伸缩滑移组件用于使支撑结构的顶梁结构与拖梁结构相对滑动。支护装置还包括液压控制系统，液压控制系统包括液压支柱组件控制管路及伸缩滑移组件控制管路。支护装置具有结构简单、自动化程度高、人工成本低、安全可靠的优点。 【EN】The invention provides a supporting device applied to coal mining face and tunneling face operation, which comprises n supporting mechanisms, wherein n is an integer larger than or equal to 1, and the n supporting mechanisms are connected into a whole through pins. Each support mechanism comprises 1 support structure, and the support structures are arranged along the depth direction of the tunneling working face. The bearing structure includes 2 hydraulic prop subassemblies of group, and bearing structure's top is equipped with 2 back timber structures, and the below of every back timber structure all is equipped with the tow beam structure, and the tow beam structure parallels with the back timber structure. The supporting mechanism further comprises a telescopic sliding component which is used for enabling a top beam structure and a dragging beam structure of the supporting structure to slide relatively. The supporting device further comprises a hydraulic control system, and the hydraulic control system comprises a hydraulic strut assembly control pipeline and a telescopic sliding assembly control pipeline. The supporting device has the advantages of simple structure, high automation degree, low labor cost, safety and reliability.

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】本发明提供了煤矿井下内外双控式水幕控制系统，包括第一供水管路、第二供水管路、一进两出的第一三通阀、两进一出的第二三通阀，第一供水管路和第二供水管路同时连接主供水管和水幕装置，第一供水管路和第二供水管路并联设置。第一三通阀的进口连接主供水管，第一三通阀的两个出口连接第一供水管路的入水口和第二供水管路的入水口，第一供水管路的出水口和第二供水管路的出水口分别连接第二三通阀的一个进口，第二三通阀的一个出口连接水幕装置的输水管。使用本发明的煤矿井下内外双控式水幕控制系统后，可以保证在水幕两侧都能够控制水路的连通或断开，解决了工人淋湿衣服的问题。 【EN】The invention provides an internal and external double control type water curtain control system for a coal mine underground, which comprises a first water supply pipeline, a second water supply pipeline, a first three-way valve with one inlet and two outlets and a second three-way valve with two inlets and one outlet, wherein the first water supply pipeline and the second water supply pipeline are simultaneously connected with a main water supply pipe and a water curtain device, and the first water supply pipeline and the second water supply pipeline are arranged in parallel. The inlet connection water main supply pipe of first three-way valve, the water inlet of two exit linkage first water supply pipe of first three-way valve and the water inlet of second water supply pipe, and an import of second three-way valve is connected respectively to the delivery port of first water supply pipe and the delivery port of second water supply pipe, and the raceway of a exit linkage water curtain device of second three-way valve. After the coal mine underground internal and external double-control water curtain control system is used, the connection or disconnection of water paths can be controlled at both sides of the water curtain, and the problem that workers wet clothes is solved.

摘要：【中文】本发明公开了一种环保型管材、环保型管材的制备方法及应用，所述环保型管材包括以下原料：聚氯乙烯、阻燃剂、抗静电剂、颜料以及复合稳定剂；所述复合稳定剂包括润滑剂、抗老化剂以及金属盐，所述金属盐为锌盐和/或钙盐。本发明中，通过利用钙锌稳定剂替代原有的铅盐稳定剂，实现了达到国家标准，提高企业市场竞争力，提供绿色无铅危害的产品的效果。 【EN】The invention discloses an environment-friendly pipe, a preparation method and application of the environment-friendly pipe, wherein the environment-friendly pipe comprises the following raw materials: polyvinyl chloride, flame retardants, antistatic agents, pigments, and composite stabilizers; the composite stabilizer comprises a lubricant, an anti-aging agent and a metal salt, wherein the metal salt is zinc salt and/or calcium salt. According to the invention, the calcium-zinc stabilizer is used for replacing the original lead salt stabilizer, so that the effects of reaching the national standard, improving the market competitiveness of enterprises and providing a green lead-free product are achieved.

摘要：【中文】本发明公开了一种基于物联网控制仰角可调式斜单轴光伏电池跟踪支架，包括底部整体框架，底部整体框架上设置有电机，电机经传动部分与支架主体部分连接，支架主体部分包括滑轨部分，滑轨部分经电动推杆与光伏电池框架连接，滑轨部分能够带动光伏电池框架转动，电动推杆能够调节光伏电池框架的角度，电机连接上位机用于控制，上位机与传动部分上设置的绝对式编码器连接，能够实时反馈电机的运转位置。本发明可以进行俯仰角调节从而调节南北方向倾角，机械结构设计牢固合理，用材整体轻便经济，设备的不同层面功能进行了模块化封装，从而保证设备从管理到运行的明确分工与运行。 【EN】The invention discloses an elevation-adjustable oblique single-shaft photovoltaic cell tracking support based on Internet of things control, which comprises a bottom integral frame, wherein a motor is arranged on the bottom integral frame, the motor is connected with a support main body part through a transmission part, the support main body part comprises a sliding rail part, the sliding rail part is connected with a photovoltaic cell frame through an electric push rod, the sliding rail part can drive the photovoltaic cell frame to rotate, the electric push rod can adjust the angle of the photovoltaic cell frame, the motor is connected with an upper computer for control, and the upper computer is connected with an absolute encoder arranged on the transmission part and can feed back the running position of the motor in real time. The invention can adjust the pitch angle so as to adjust the inclination angle in the north-south direction, has firm and reasonable mechanical structure design, is light and economic as a whole by using materials, and modularly encapsulates different layer functions of the equipment so as to ensure the clear division of labor and operation of the equipment from management to operation.