China University of Mining and Technology (CUMT)

Segway Technology Co. Ltd.

Jiangsu Hansoh Pharmaceutical Group Co., Ltd.

Sinnowa Medical Science & Technology Co., Ltd.

Nanjing University 5d Technology Co., Ltd.

Anhui University of Science & Technology

Robert Boschgmbh

Fsp Technology Inc.

Nr Electric Co., Ltd

Nr Engineering Co., Ltd

Inner Mongolia University of Technology

Fsp-powerland Technology Inc.

Suzhou University of Science and Technology

Xuzhou Zhirun Mining Equipment Science and Technology Co., Ltd

Bsh Bosch Und Siemens Hausgerate Gmbh

Xiang Li

Zhencai Zhu

Gang Shen

Yu Tang

Gongbo Zhou

Yuxing Peng

Hao Lu

Guohua Cao

Wei Li

Wei Wang

Fan Jiang

Feng Yan

Xun Cao

Dagang Wang

Xin Xu

Xi Zhu

Ning Cao

Weisong Pan

Jun Wang

Chen Chen

Mingtang Chen

Qingguo Wang

Yuanyuan Li

MengMeng Gao

Yong Chen

Xin Zhang

Songyong Liu

Chaoquan Tang

Yan Li

Qiang Zhou

Ying Wang

Mirko Scheer

Yongcun Guo

Ping Zhou

Jifeng Wen

Yuan Ding

Ziquan Dong

Fan Yu

Weijie Yang

Jun Yu

Jianwen Ding

Jibin Wang

Dapeng Li

Wenzhu Wang

Jinjia Wang

Lei He

Zuyin Du

Aifeng Lv

Guanghua Li

Gaofeng Liang

Tianen Zhao

Dewen Li

Yuan Sun

Jinsong Chen

Ming Yuan

Alexander Rupp

Shaobin Zhang

Guotao Chen

Pengpeng Chen

Zongguang Xu

Hui Jiang

Yucan Zhao

Song Qu

Yunjie Sa

Jiaqi Zhao

Guan Yuan

Zhiou Xu

Kaiyu Dai

Yong Huang

Yan Yuan

Xiangqian Zhang

Zhongqiang Xiao

Tongqing Li

Haizhou Yu

Juanjuan Sun

Ruixin Wang

Huilong Zhu

Baoying Jia

Provided are a method and device for driving movement of a target object by a gravitational field generated by a varying electromagnetic field which relate to the technical field of physics. The method includes: generating, by a variable electromagnetic field generator, a time-varying electromagnetic field in space where a target is located; adjusting a frequency, amplitude and phase of the time-varying electromagnetic field so as to generate an effect of a varying magnetic field in the space; and based on the time-varying electromagnetic field, generating an acting force on the target object to drive the target object to move along a predetermined trajectory or direction. The present invention breaks through limitation that the traditional electromagnetic mechanics can only drive metal materials, utilizes the varying characteristics of the electromagnetic field to drive and realize accurate control of movement of all objects comprising a non-magnetic substance and a non-conductive substance.

Method and device for driving movement of target object by gravitational field generated by varying electromagnetic field

The disclosure discloses a device for detecting idling time of a brake shoe of a monorail hoist and a detection method thereof. The device includes a contact detection unit, a common end roller unit, an idling time detection unit and detection lines. The contact detection unit installed on a brake of the monorail hoist includes a tube in connection with the brake shoe. The common end roller unit is installed on a frame of the monorail hoist and corresponds to a travelling track. A metal probe corresponding to the travelling track is arranged inside the tube. A limiting bolt corresponding to a raised cylindrical block formed on the metal probe is formed on an inner side wall of the tube. The metal probe is contactable with the travelling track or the limiting bolt when the brake shoe brakes.

Device for detecting idling time of brake shoe of monorail hoist and detection method thereof

The disclosure discloses a system for controlling a multi-point synchronous braking of a monorail hoist and a utilization method thereof. The system comprises a contact detection unit, a common end roller unit, a hydraulic unit, a synchronous control unit and connection cables. The contact detection unit is installed on a brake shoe of a monorail hoist. The common end roller unit is installed on a travelling track and connected with a frame of the monorail hoist. The contact detection unit includes a tube in connection with the brake shoe. A metal probe corresponding to the travelling track is arranged inside the tube. A circular boss is formed on the metal probe. A limiting bolt corresponding to the circular boss is formed on an inner side wall of the tube. The metal probe is contactable with the travelling track or the limiting bolt when the brake shoe brakes.

System for controlling multi-point synchronous braking of monorail hoist and utilization method thereof

The present application relates to an attitude self-correcting underground transportation apparatus based on UWB technology and a control method thereof. A transport clamping and fastening mechanism is mounted on an upper platform part of a six-degree-of-freedom motion platform. An attitude perception and sensing set at least includes three UWB tags being configured to acquire position information. A control module is electrically connected to the attitude perception and sensing set, the six-degree-of-freedom motion platform, and the transport clamping and fastening mechanism separately, and is configured to send an electric signal to drive the six-degree-of-freedom motion platform and the transport clamping and fastening mechanism to grip an object to be transported, collect positioning information of the attitude perception and sensing set, calculate the attitude of the six-degree-of-freedom motion platform in real time, and perform attitude adjustment with reference to an expected position and attitude to maintain a smooth transportation process.

Attitude self-correcting underground transportation apparatus based on UWB technology and control method thereof

The disclosure relates to the technical field of energy saving and consumption reduction, and in particular, to a gas-liquid recycling device. A gas-liquid recycling device and a method of using same provided by the disclosure includes a gas-collection hood, a gas delivery pipe and a liquid delivery pipe. A gas inlet port of the gas delivery pipe is connected to the gas collection hood, a gas outlet port of the gas delivery pipe is inserted into a liquid outlet port of the liquid delivery pipe, and a liquid inlet port is located at an end of the liquid delivery pipe opposite to the liquid outlet port.

Gas-liquid recycling device and method of using same

A steering mechanism of an all-terrain vehicle includes: a steering shaft; a power steering system; and an adjusting mechanism including a ball joint, a first connecting shaft and a second connecting shaft. The first connecting shaft has a first end provided with a first ball groove, the second connecting shaft has a first end provided with a second ball groove, and the first ball groove and the second ball groove each accommodate a partial structure of the ball joint, such that the first connecting shaft and the second connecting shaft are rotatably coupled by the ball joint; and a second end of the first connecting shaft away from the first ball groove is coupled to the steering shaft, and a second end of the second connecting shaft away from the second ball groove is coupled to the power steering system. An all-terrain vehicle is also disclosed.

Steering mechanism of all-terrain vehicle and all-terrain vehicle

An intelligent reliability evaluation and service life prediction method for a kilometer deep well hoist brake, the method including: the establishment of a digital twin model for a hoist brake, data acquisition and synchronization, and reliability evaluation and service life prediction, wherein the digital twin model for the hoist brake can accurately reflect actual physical characteristics of the hoist brake, the data acquisition and synchronization can realize real-time mapping between a physical entity of the hoist brake and the digital twin model therefor, and furthermore, on the basis of the digital twin model for the hoist brake, the reliability evaluation and service life prediction are realized. Digital twin technology is combined with a reliability analysis method, so that real-time updating of reliability evaluation and service life prediction of the hoist brake are realized.

Intelligent reliability evaluation and service life prediction method for kilometer deep well hoist brake

A vehicle steering structure includes a steering column, a bearing, a frame and a wheel steering assembly. The bearing includes an outer ring with an inner spherical surface and an inner ring with an outer spherical surface, the inner ring is arranged in the outer ring, and an outer circumference of the outer ring is connected to the frame. The steering column passes through the inner ring, and has a first end connected to the steering control part and a second end connected to the wheel steering assembly. The vehicle steering structure may be applied in an all-terrain vehicle.

Vehicle steering structure and all-terrain vehicle

The present disclosure provides a system for monitoring a scraper chain based on a measurement on transmittance of a torsion spring and a method thereof. The system includes a sprocket-wheel torsion detection device, a fixing device, a wireless receiver, an A/D converter and an industrial computer. In the method, the relative torsion of the two sprocket wheels is converted into the density change of the torsion spring, the light transmission area is converted into the current value by the laser sensing panel, a varying range of the torsion spring is calculated by the industrial computer through the preset threshold and its own program to monitor the operating conditions of the chain. The method has a novel concept, a stable and reliable system, and a high promotion value.

System for monitoring scarper chain based on measurement on transmittance of torsion spring and method thereof

The present invention discloses a hoisting container pose control method of a double-rope winding type ultra-deep vertical shaft hoisting system. The method comprises the following steps of step 1, building a mathematical model of a double-rope winding type ultra-deep vertical shaft hoisting subsystem; step 2, building a position closed-loop mathematical model of an electrohydraulic servo subsystem; step 3, outputting a flatness characteristics of a nonlinear system; step 4, designing a pose leveling flatness controller of a double-rope winding type ultra-deep vertical shaft hoisting subsystem; and step 5, designing a position closed-loop flatness controller of the electrohydraulic servo subsystem.

Hoisting container pose control method of double-rope winding type ultra-deep vertical shaft hoisting system

The present disclosure discloses an all-terrain vehicle which includes: a frame, a left-front suspension assembly connected with a left side of the frame and including a left-upper rocker arm and a left-lower rocker arm, the left-upper rocker arm is located above the left-lower rocker arm; a right-front suspension assembly connected with a right side of the frame and including a right-upper rocker arm and a right-lower rocker arm, the right-upper rocker arm is located above the right-lower rocker arm; a lateral stabilizer bar mounted on the frame and arranged above the left-upper rocker arm and the right-upper rocker arm, and a steering gear mounted on the frame and located below the lateral stabilizer bar.

All-terrain vehicle

A suspension device and an all-terrain vehicle are provided. The suspension device includes: a first rocker arm having a first end provided with a first position limiting portion; a second rocker arm spaced apart from the first rocker arm; and a steering knuckle arranged between the first end of the first rocker arm and the second rocker arm. The steering knuckle is connected with the first end of the first rocker arm and a first end of the second rocker arm, and the steering knuckle includes a third position limiting portion configured to be fitted with the first position limiting portion. The third position limiting portion is configured to abut against the first position limiting portion when the steering knuckle is moved to a first extreme height position and the all-terrain vehicle has a first maximum steering angle.

Suspension device and all-terrain vehicle

A frictional force monitoring system for middle troughs of a scraper conveyor, comprising a scraper conveyor system and a sensing detection system. The scraper conveyor system consists of a machine body, middle troughs, thrust lugs, scrapers, a double chain, a sprocket, a speed reducer, an electric motor and a frequency converter. The sensing monitoring system consists of force receiving modules, a three-dimensional force sensor, and a pre-embedded temperature sensor. The frictional force monitoring system is able to monitor impact loads, frictional forces, friction coefficients, temperature, etc. between an annular chain, coal bulk, and middle troughs of the scraper conveyor under complex and severe operating conditions, and to provide the technical means for the design, safety early-warning and health evaluation of the scraper conveyor, and can provide a data basis for studying friction wear and fatigue breaking mechanism of middle troughs of a scraper machine.

Frictional force monitoring system for middle troughs of scraper conveyor

The present invention discloses a drive system of a scraper conveyor and a control method. The drive system includes a nose sprocket, a tail sprocket, a nose sprocket drive mechanism, and a tail sprocket drive mechanism, where the nose sprocket drive mechanism is a hydraulic motor I, and the tail sprocket drive mechanism is a hydraulic motor II; and a hydraulic system that drives the hydraulic motor I and a hydraulic system that drives the hydraulic motor II include same hydraulic elements, and both include a three-position four-way solenoid directional valve, a two-position two-way solenoid directional valve, a two-position three-way solenoid directional valve, an accumulator, and an oil supplement valve group. The present invention is applicable to rapid starting and stopping of the scraper conveyor in a heavy load status while adjusting chain tension in real time, thereby resolving a power imbalance problem in a dual-drive system, and has a simple structure and a long service life.

Drive system of scraper conveyor and control method

A torque-angle sensor is mounted on a steering column with a system casing and configured to detect a steering torque and angle of steering wheel steering of a vehicle. The torque-angle sensor includes a top cover, a torque sensing unit, an angle sensing unit, a PCB, a signal output terminal, and a sensor casing. The top cover includes a body, a first fitting part, and second fitting part. The first fitting part is a flange extending from the body towards the sensor casing, and fitted to the sensor casing. The second fitting part is a flange extending in a radial direction and/or axial direction of the body, and fitted to the system casing. In a radial direction of the body, a distance between the second fitting part and a center of the body is greater than a distance between the first fitting part and the center of the body.

Torque-angle sensor

Growing community of inventors

Jiangsu, China

Xiang Li