660results about "Railway inspection trolleys" patented technology

The self-driven cable transportation system for persons used for the aerial panoramic observation of the environment comprises: A cable suspended over the ground held and tensed by brackets fixed to any natural element available like trees, rocks, etc., or to any type of artificial element, like poles towers, constructions, etc., along this line vehicles driven by the a user's feet run in a safe and comfortable manner to observe the environment without having to stop at the cable's anchoring points. The user has full control of the vehicle's speed, being able to accelerate, break and stop at will, having at all times both hands free. This system may be installed and used on any type of ground with recreation and/or scientific observation purposes.

The invention provides a travel structure of a magnetic levitation type rail polling car, wherein the travel structure is fixedly arranged at the lower part of the bottom board of carriage of the rail polling car and comprises a plurality of floating frames which are sequentially arranged as well as a long stator linear motor traction device and an outer rotor motor driven supporting wheel device which are arranged on the floating frames; wherein the floating frames comprises a plurality of beam frames and corbel frames which are arranged at the two ends of the beam frame; the long stator linear motor traction device comprises a floating magnet module arranged on the corbel frame, a plurality of guiding magnet modules and a plurality of eddy braking magnet modules; the outer rotor motor driven supporting wheel device comprises a motor supporting wheel loading device which is arranged at the two ends of the beam frame and at the inner side of the corbel frame as well as an outer rotor motor supporting wheel arranged at the two ends of the bottom of the beam frame by the loading device. The invention can realize the compatible double traction pattern of long stator linear motor traction and outer rotor motor supporting wheel traction, so that the rail polling car can have the functions of high speed polling and low speed detection.

The invention relates to an electric double-track wheel type flaw detection car. The electric double-track wheel type flaw detection car comprises a car frame, a detection device, a power supply device, a left scanning device, a right scanning device, a left driving wheel, a left driven wheel, a right driving wheel, a right driven wheel, a left coupling device and a right coupling device. The car frame comprises a car body, a left wing, a right wing, a motor assembly, a left extension coupler, a right extension coupler, a left guiding shaft, a left guiding sleeve, a right guiding shaft, a right guiding sleeve, a left guiding device and a right guiding device. The detection device, the power supply device, the motor assembly, the left guiding sleeve and the right guiding sleeve are arranged on the car body; the left driving wheel, the left scanning device, the left coupling device, the left driven wheel, the left guiding device, the right driving wheel, the right scanning device, the right coupling device, the right driven wheel and the right guiding device are arranged on the left wing and the right wing. The flaw detection car is convenient to arrange, disassemble and convey, and can be manually put away and extended, the detection accuracy is improved and the cost is low.

In one embodiment, a railroad scout vehicle system includes a scout vehicle and a processing unit. The scout vehicle may include at least two wheels configured to engage a set of railroad tracks, a motor mechanically coupled to at least one of the wheels, a speed controller, an electromagnetic sensor aimed at the set of railroad tracks, a positioning receiver, a local speed sensing device and a transceiver. The speed controller may be coupled to the motor and configured to control the speed of the scout vehicle in order to maintain an appropriate distance between the scout vehicle and a train traveling behind. The processing unit may be configured to transmit the track status information via the transceiver, receive train speed and position signals from the train via the transceiver.

A maintenance cart in a maintenance system is substituted for a material handling cart in a continuous train of material handling carts circulating on a closed track. The maintenance cart includes both inspection and cleaning functions which may be divided among separate maintenance carts, as desired. Inspection includes location sensing (preferably with a bar-code reader), inspection with one or more television-like cameras and clearance measurements. Cleaning functions include removal of dust and debris from a channel-like track by a vacuum arrangement. The maintenance cart or carts may be continuously left in place or substitute as needed in the train and provide continuous cleaning service and system diagnostics for scheduling repairs prior to failure while in use. The system is particularly advantageous for application to mail sorting systems which are largely unaccessible and which permit only brief time windows during which maintenance, repair and inspection can otherwise be carried out.

RailPods are an alternative personal rapid transit system that operate on and utilize existing railroad infrastructure. RailPods are one to two passenger vehicles that travel on one rail of a traditional railroad track. RailPods provide on-demand transportation to cities and towns where rail exists or can be built.

The invention discloses an intelligent detection system for a rail traffic tunnel. The intelligent detection system comprises guide rails (2), intelligent inspection robots (3), optical fiber sensors(4), station control systems (5) and a central control system (6). The guide rails (2) are arranged on two side walls of the tunnel (1) and used for providing supporting and guiding for the intelligent inspection robots (3); the intelligent inspection robots (3) are arranged on the guide rails (2) and used for real-time monitoring of operating states of a rail traffic system; the optical fiber sensors (4) are arranged on the inner wall of the tunnel (1) and used for real-time monitoring of interior of the tunnel (1); the station control systems (5) are used for processing data transmitted by the optical fiber sensors (4) and the intelligent inspection robots (3); the central control system (6) is used for collecting early warning signals and alarm signals transmitted by each station control system (5) and transmitting to the station control system (5) of a near station. The intelligent detection system has advantages that potential safety risks in the rail traffic tunnel can be found timely and effectively, and accordingly safety and stability of a rail traffic operation system are effectively improved.

The invention provides a double-rail flaw detecting car for subway steel rails. The double-rail flaw detecting car for the subway steel rails comprises a frame, a walking sub system, a flaw detecting sub system, a centring sub system and a control sub system, wherein the walking sub system, the flaw detecting sub system, the centring sub system and the control sub system are all detachably mounted on the frame; in response to the control of the control sub system, the walking sub system drives the frame and parts on the frame to walk along double rails of the subway; the flaw detecting sub system at least comprises flaw detecting wheels, which are positioned on the two sides of the steel rail during detection and used for ultrasonic detection; in response to the control of the control sub system, the centring sub system adjusts the positions and angles of the flaw detecting wheels; and the control sub system controls the walking sub system and the centring sub system in response to outside input or in an automatic way.

The invention is a chassis of magnetic suspension test vehicle with guide wheel system, including: underframe, vehicle driving bridge, gear differential, semishaft, rubber tyre wheel, rubber tyre guide wheels, and guide wheel frame. There are several vehicle bridges parallelly fixed on the underframe, and the middle and inside of the underframe are set with the gear differential and the semishaft, respectively, and the rubber tyre wheel are set at tow ends of the underframe, the rubber tyer guide wheels are set on the wheel shafts at two ends of the guide wheel frame and can freely rotate, many groups of guide wheel frames are allocated vertically and symmetrically along the underframe and fixed at the bottom of the two opposite sides of the underframe, the axis of the rubber tyre guide wheel is vertical to that of the rubber tyre wheel, the distance between the flanges of the corresponding guide wheels on two side of the underframe is greater than the width of the guide surface of the guide rail, and thus the flanges provide side location support and guide for the test vehicle safely running on the magnetic suspension railway beams along the railway. It has reasonable structure, smooth running and good guiding performance, and low running noise.

The invention discloses an intelligent operating system and method for a train examination robot of a railway vehicle, and belongs to the field of technical inspection of railway freight trains. The intelligent operating system for the train examination robot of the railway vehicle comprises a train examination robot system, a train examination operation, monitoring and management platform and a train examination wireless network platform; a wheel type robot and an air-control big gate are controlled to combine with an automatic control technology, a laser detection technology, an inactive radio frequency transmission technology, a position self-sensing technology, a machine visual technology and a digital image analysis technology to acquire holographic data of a to-be-detected vehicle; a mode identification technology is utilized to perform treatment and analysis as well as decision-making, so that brake test automation, part quality state diagnosis informatization, fault treatment monitoring and reexamination traceability after train maintenance in train examination operation of the railway vehicle are realized. The intelligent operating system realizes replacing manual examination by robot examination, can be suitable for different environments of train examination application places across the country, can comprehensively improve quality and efficiency of train examination operation, and has relatively great social benefits and economic benefits.

The invention discloses a mobile contact rail detection device, which comprises a trolley arranged on a rail, wherein one side of the trolley is telescopically provided with a measurement unit capableof extending into the lower part of a contact rail, and the trolley is provided with a host in communication connection with the measurement unit; the measurement unit is configured to comprise a first industrial camera, a second industrial camera and a laser, the first industrial camera and the second industrial camera are matched with the contact rail to acquire 3D point cloud and/or picture information; and the laser is arranged on one side of the second industrial camera. According to the mobile contact rail detection device provided by the invention, a measurement probe can be erected below the contact rail through the arranged telescopic measurement unit on the premise of ensuring a reliable measurement reference so as to carry out continuous scanning measurement on the contact rail. The measurement probe is stored in the main body after being used, so that the measurement probe is protected, and the volume of equipment during transportation is reduced.

The invention discloses a full-automatic railway track detection vehicle capable of avoiding trains. The detection vehicle is composed of three parts, namely a frame, contractible wheel devices and a vehicle body lifting device, wherein each contractible wheel device is represented as a Pi-shaped component (Pi: ratio of circumference to diameter) formed by welding three stainless steel rectangular pipes in the form of two transverse pipes and one vertical pipe; two ends of the vertical rectangular pipes are connected with two power motors and track wheels by virtue of hinges and are provided with shock absorbers; the power motors are coaxially connected to the track wheels; the two transverse rectangular pipes are connected to the frame by virtue of chutes; push rod motors are connected between the contractible wheel devices and the frame; the contractible wheel devices are respectively connected to the left and right ends of the frame; the vehicle body lifting device is composed of rhombic jacks and a support frame; the upper part of each rhombic jack is connected to the frame and the lower part of each rhombic jack is connected to the support frame; the rhombic jacks are respectively arranged in the front and at the back of the frame; and the lower part of a lifting platform is connected to a vehicle body by virtue of a plurality of lifting rods. Since the track wheels are connected to the vehicle body by virtue of the contractible wheel devices and the chutes, the detection vehicle disclosed by the invention can change tread, reduce volume and can be hidden in the track, so as to avoid trains conveniently.

The invention discloses an automatic track settlement measuring device and method based on angle measurement. The device comprises a walking system, a measuring system and a collecting, computing and storing system. The walking system is used for providing a carrying platform and walking power in the testing process. The measuring system is used for carrying out settlement measuring point positioning and angle measuring. The collecting, computing and storing system is used for sampling measuring point positioning information and angle measuring information and carrying out computing and storing with the format according to the set rule. The walking system is arranged on a track through walking wheels and advances with the constant speed along the track. The measuring system and the collecting, computing and storing system are connected through a data transmission cable and are arranged on a car frame platform of the walking system. The automatic track settlement measuring device and method based on angle measurement are easy and convenient to operate, fast in test, high in practicality and capable of being widely applied to automatic continuous tests on the track settlement in the track project.

The invention relates to the field of high-speed rail smoothness detection and in particular to a high-speed rail smoothness detection system and method based on satellite positioning and inertial navigation. The system and method can obtain high-precision external geometric parameters of a rail by arranging the GT-CORS base station network by establishing a GNSS reference station on the CPII. Through a gauge detection device, a sleeper identification device, an odometer on a rail detection vehicle and in combination with the acquisition of the accurate coordinate results of three GNSS antennas, the rail parameters can be calculated to guide the precise rail adjustment. Large-scale satellite positioning monitoring point networking method millimeter-level joint solution and three-antenna GNSS rail inspection equipment short baseline fast and millimeter-level solution method achieves precision of plane 1 to 2mm and an elevation measurement error of +/- 2.5mm. The method avoids the dependence on CPIII, increases rail detection speed from the original 100m/h to 1000m/h d, greatly improves the detection efficiency of the external parameters of the rail, significantly reduces economic cost, and has broad technical development and application prospects.

The mixed powered electrically driven magnetic suspension track round inspection vehicle in the traffic engineering field includes carriage, engine, power generator, accumulator set, motor, interaxis differential, vehicle body, instrument steering stage, driving axis, wheels, side guide wheel, maintenance elevator, and track inspection system. The engine output is connected to the power generator mechanically, the power generator, the accumulator set and the motor are connected via cable, and the motor output is connected to the interaxis differential mechanically, so as to drive the driving axis and the wheels. The present invention may be used for bi-directional engineering drawing and automatic detection of the magnetic suspension track beam with its track detection system. The present invention has reasonable system composition, good energy source configuration, saving in energy and bi-directional smooth running for automatic detection.

The invention discloses a recurrence railway detecting vehicle and detecting method, which is characterized in that: two same reference small vehicles and detected small vehicle via connecting bar are inversely connected to form the frame of detecting vehicle, while the small vehicle is formed by three-point support; the support is arranged with walking wheels; the inner side of rail is contacted with small wheels, a rail surface distortion measurer, a displacement sensor, a suspension measuring rod, a tension device, a corner sensor and a control-display part, which uses the recurrence method to process dynamic continuous measure on the height, horizontal level, rail direction, rail distance and rail surface distortion of railway, with high detecting accuracy, quick speed, simple structure, lower cost, and the application for self-detection and daily maintenance.

The invention discloses a tunnel detecting vehicle, which relates to the technical field of tunnel detecting equipment. The technical scheme mainly comprises a vehicle body, a detecting mechanism anda recording mechanism are installed on the vehicle body, and an arc-shaped box top plate arranged concentric with the tunnel top wall is fixed on the vehicle body. A detection mechanism includes a support plate concentrically fixed to a side of the box top plate remote from the vehicle body, a plurality of detection rods are arranged on the support plate along the radial direction through the boxtop plate, the plurality of detection rods are uniformly distributed along the circumference of the support plate, the detection rods slide relative to the support plate and the box top plate along the radial direction, the detection rods are connected with elastic resetting members, and one end of the detection rods close to the vehicle body is provided with a drawing line assembly; The recordingmechanism comprises a storage roller and an unwinding roller, wherein the storage roller is connected with a driving assembly for driving the storage roller to rotate. The invention solves the problem that the prevention measures cannot be made by photographing and collecting the internal cracks of the tunnel by the camera at present, and can detect the position of the cracks with high probability before the cracks are generated, so that the prevention measures can be made.

The invention provides a data acquisition method and a tunnel inspection car, and belongs to the technical field of imaging detection. The data acquisition method is applied to the tunnel inspection car, and the tunnel inspection car comprises a control device and at least one group of imaging devices, wherein the at least one group of imaging devices are electrically connected with the control device. The method comprises the following steps: controlling the at least one group of imaging devices to reciprocate along a preset trajectory by the controller; and when the moving direction of the imaging devices is opposite to the direction of travel of the tunnel inspection car, and the difference between the motion velocity of the imaging devices and the motion speed of the tunnel inspection car is within a preset range, controlling the imaging devices to acquire image data of a tunnel inner wall by the control device. The scheme of the invention can effectively avoid the motion blur generated by the acquired images of the tunnel inner wall, so as to improve the image acquisition efficiency of the tunnel inspection car and meanwhile improve the quality of the acquired images.

The invention discloses a comprehensive operation vehicle for a multifunctional metro contact network. The comprehensive operation vehicle comprises a vehicle body, a walking system is arranged at the bottom of the vehicle body, a cab is arranged at one side of the vehicle body, a fixed operation platform with set height is arranged in the middle of the vehicle body, a crank arm aerial operation platform is arranged at the other side of the vehicle body, a pantograph and a contact network detection system are arranged at the top of the vehicle body, and an insulator cleaning system is arranged below the fixed operation platform. The comprehensive operation vehicle has the advantages that the contact network which abuts against the operation vehicle is cleaned, maintained and detected through the fixed operation platform, the operation range of the operation vehicle is broadened through the aerial operation platform, the operation vehicle smoothly bypasses the complex contact network, a tunnel wall is seamlessly repaired in a full-section mode, all the systems of the whole operation vehicle are arranged reasonably, and the comprehensive operation vehicle is a vehicle special for tracks, can have three functions of contact network overhauling, aerial operation and insulator cleaning, and is wide in operation range.

The invention discloses an automatic traveling detecting device suitable for an air train track and belongs to the field of air train track detection. An air train trolley capable of automatically operating on the track and convenient to dismount and place is arranged on the air train track, and various information collecting sensors, a navigation communication system and an obstacle cleaning mechanism are arranged on the air train track, so that the operation state of the air train track is automatically detected, the specific positions of damaged parts are fed back in real time, and obstacles in the air train track are cleared. The automatic traveling detecting device suitable for the air train track is simple in structure, easy to operate and control and capable of greatly improving theoverhauling efficiency of the air train track, reducing the overhauling cost of the air train track, and ensuing normal and stable operation of the air train track.