118results about "Devices secured to track" patented technology

The invention discloses high-strength rail trolley wheel train sets. A bearing plate and the N wheel train sets installed on the bearing plate through a translation mechanism are included, and N is larger than or equal to 3. In the using process, the N wheel train sets are hung on a rail, when rail replacing needs to be carried out, parts of the wheel train sets are derailed at the same time and then moved to an adjacent rail through rail replacing, then the remaining wheel train sets are subjected to rail replacing, then a carriage below the bearing plate is moved to the adjacent rail throughthe translation mechanism, and therefore left-right translation of a rail trolley is achieved. According to the high-strength rail trolley wheel train sets, through the arrangement of a walking wheelsystem and a climbing mechanism, the rail trolley can vertically walk up and down along the rail, press the rail to walk and walk in a hanging manner under the rail. The high-strength rail trolley wheel train set and the rail replacing method have the beneficial effects that high-precision walking of the rail trolley can be achieved; by arranging ABC gear train sets, the stress point can reach 80%-100%, the coverage area is wide, the carriage can be lengthened along with the rail, adaption to large-scale transportation is achieved, the efficiency is high, and the economic value is wide.

A rerailer device for rerailing a railway vehicle onto a track, the device including a body with a ramp adapted to support a wheel of a railway vehicle thereon, a sloped face provided on said body and being configured with a slope that declines in a preferred direction toward the track on which the railway vehicle wheel is to be rerailed, and support means for supporting said sloped surface and railway vehicle wheels thereon, where the support configuration, material or combinations of configurations and materials facilitate lightweight construction.

The invention aims to resolve the problem of difficulty in re-railing of existing mining vehicles, and provides a mining hydraulic re-railing machine, which comprises a moving rail, a fixed rail, a lifting cylinder and a translational cylinder. The moving rail and the fixed rail are in slidable connection, the lifting cylinder is fixed onto the upper surface of the moving rail, one end of the translational cylinder is fixed with the fixed rail, and the other end of the translational cylinder is hinged with the lateral side of the moving rail. When the mining hydraulic re-railing machine is used, the fixed rail is placed below a vehicle, and the lifting cylinder is controlled to ascend to jack up derailed vehicle. When the vehicle is lifted to a certain height, the translational cylinder is controlled to extend out to push the vehicle to a proper position, and then the lifting cylinder is withdrawn to stably place the vehicle on the track, so that re-railing of the vehicle is completed. By means of the new combined re-railing technology of vertical lifting and transverse translation, lifting and resetting are completed synchronously, and dangers of tilting and rolling over the vehicle in re-railing are eliminated.

The invention discloses a railway train set quick restart device, which comprises a mobile hydraulic station, a hydraulic reversing operating floor, a re-railing bridge and a jacking and moving device, wherein the jacking and moving device is arranged on the re-railing bridge. The railway train set quick restart device is characterized in that: the jacking and moving device mainly comprises a shifting trolley and more than two multi-stage hydraulic jacks separately arranged on outer sides of two parallel steel rails; and the multi-stage hydraulic jacks are fixed on the shifting trolley provided with a rotary push-and-pull head driving the shifting trolley to reciprocate on the re-railing bridge. The railway train set quick restart device is compact in structure, safe, reliable, light, quick, and easy, convenient and flexible to operate, has unique work capacity of dual-point jacking and stable shifting, and can meet the requirement on restart work of train sets on lines such as bases, stations, arrival and departure tracks, turnout junctions, intervals and the like of rapid transit railways.

This invention relates to a portable low profile derail which is releasably securable to a railroad rail for derailing from the rail a flanged wheel of railroad equipment. The derail has a monolithic body including a flat rider plate and an integral elongated holding channel. At least three field side fasteners are mounted on the holding channel and connectable with the rail. A substantially straight rub bar is fixed to the derail body and is set at an angle to the rail when the derail is secured to the rail. The derail includes a securing assembly which is selectively connectable to the rail for securing the derail onto the rail.

The invention discloses a transverse moving type hydraulic rerailer. A rerailing beam is in a groove-shaped structure with an upward opening, and two sliding rails are fixed to the top ends of two side plates of the rerailing beam in the full length; a moving table capable of sliding left and right is arranged on the sliding rails; a transverse moving cylinder is mounted in the groove-shaped structure, the right end of the transverse moving cylinder is hinged to the right end of the rerailing beam through a first pin shaft, and the left end of the transverse moving cylinder is hinged to the left end of the moving table through a second pin shaft; the bottom ends of two jacking cylinders arranged in a herringbone form are respectively hinged to the moving table through supporting pin shafts; and the piston ends of the two jacking cylinders are symmetrically hinged to positions under a jacking head, so that a triangular stable structure is formed by the moving table, the two jacking cylinder and the jacking head through mutual connection. According to the traverse moving type hydraulic rerailer disclosed by the invention, a jacking part adopts the triangular stable structure, and a traverse moving part adopts a sliding structure, so that not only is the stability of the rerailer during rerailing improved, but also the cost is reduced.

The invention relates to a rerailing method of a railway vehicle. The rerailing method is implemented through rerailing devices. The rerailing method includes the steps that 1, the two rerailing devices are placed below two side frames of a bogie of a derailed vehicle, and sliding rails are made to be perpendicular to rails; 2, a sliding block is slid so that a second hand jack can move under the middle of the side frames; 3, the second hand jack is operated to jack up the bogie, and wheels are higher than the rails; 4, a first manually-operated jack is operated, and the sliding block is pushed to make the bogie move transversely till the wheels move to the position over the rails; 5, the second manually-operated jack is operated to put down the bogie, wheel pairs are made to fall into the sliding rails, and rerailing of the derailed vehicle is completed. By means of the rerailing method, rerailing efficiency can be improved, labor intensity is lowered, and rapid rerailing is achieved; the rerailing method is particularly suitable for conducting rerailing operation in a narrow space, has high adaptability and has great market significance for railway passenger car factories and station maintenance units.

The invention discloses an Under-Floor Lifting Jack for High-Speed EMU trainset, comprising: a Main Electric Control Part for controlling the Jack, multiple Bogie Lifting Means arranged in pits, Fixed Rails on the ground between adjacent pits, and Body Hoists movable along dedicated rails on both sides of the Bogie Lifting Means, wherein Lifting Rails of the Bogie Lifting Means and the Fixed Rails form continuous rails, and one or more of the Bogie Lifting Means are set in each pit and adapted for lifting individually or synchronously in combination according to the wheel positions of different types of Electric Multiple Unit Trainsets under the control of the Main Electric Control Part. The invention is compatible with the maintenance of various EMU trainsets, thus the same lifting jack can satisfy maintenance requirements of various EMU trainsets, resulting in high compatibility and construction cost-reduction of the maintenance base for the EMU trainset.

A vertical intelligent derailer comprises a vertical derailer and a derailer intelligent box. The vertical derailer comprises a derailer body, a turnover handle and a warning sign pole. The derailer intelligent box comprises an intelligent box body and a signal acquisition unit inside the intelligent box body. The derailer intelligent box is fixed to the warning sign pole of a traditional vertical derailer in a hooking way and used for detecting the state of the derailer body. The signal acquisition unit of the derailer intelligent box comprises a gyro sensor, an acceleration sensor, a temperature sensor, a central processing unit and a wireless transceiver module. The vertical intelligent derailer is based on high efficiency, easy to operate, and high in reliability, information of the gyro sensor and information of the acceleration sensor are fully integrated, so that the state of the traditional vertical derailer is accurately monitored in real time, and the vertical intelligent derailer has great significances and practical value for guaranteeing safe operation of railways.

This invention relates to a derail assembly used in the railroad industry for derailing the wheel of an undesirably moving railed vehicle and, in particular, relates to derailing a moving locomotive having a pilot at the front of the locomotive. The derail assembly includes a full rigid derail plate which is in direct contact with the entire upper surface of the rail. An upright derail bar is securely mounted on the derail plate and the derail bar is angled outwardly for engaging a wheel of the locomotive when moving undesirably for causing a desired derailment. The derail includes longitudinally spaced rigid hooks at opposite ends of the derail. The hooks secure one side of the derail assembly to the rail. On the opposite side of the rail, a clamp assembly is provided on the derail shoe from the hooks. The hooks and the clamp cooperate to secure the derail assembly to the rail. The derail has an overall height which is less than three inches measured from the upper surface of the rail to the highest point of the derail assembly so a clearance is always provided between the pilot of the moving locomotive and the highest point of the derail assembly.

The invention belongs to the technical field of track control equipment and discloses an electric derailer system. The electric derailer system comprises a head end derailer and a tail end derailer, a control cabinet, a field operation platform, a rear signal center, a head end proximity switch and a tail end proximity switch, wherein the control cabinet is connected with the head end derailer and the tail end derailer and used for controlling the head end derailer and the tail end derailer; the field operation platform is connected with the control cabinet and is used for operating the head end derailer and the tail end derailer and obtaining in-place states of the head end derailer and the tail end derailer; the rear signal center is connected with the control cabinet and used for obtaining the in-place states of the head end derailer and the tail end derailer; the head end proximity switch is arranged on the head end derailer, connected with the control cabinet and used for feeding back in-place state information of the head end derailer; and the tail end proximity switch is arranged on the tail end derailer, connected with the control cabinet and used for feeding back in-place state information of the tail end derailer. The invention provides a stable, reliable and rapid signal feedback system.

The invention discloses an intelligent recovery machine tool and belongs to the technical field of recovery equipment. The intelligent recovery machine tool comprises a first running part, a second running part and a lifting part, wherein the two ends of the lifting part are correspondingly connected with the first running part and the second running part, and the lifting part is used for switching running states of the first running part and the second running part; and a passage for enabling the second running part and the lifting part to move up and down is arranged on the first running part. According to the intelligent recovery machine tool, as the first running part and the second running part are arranged and the two ends of the lifting part are correspondingly connected with the first running part and the second running part, the working states of the first running part and the second running part are switched by using the lifting part; and therefore, the movement of the recovery machine tool can be made convenient, and the recovering work of the recovery machine tool can also be integrally stable and rapid. The intelligent recovery machine tool has the advantages that thestructure is simple, the operation is convenient, the movement is flexible, the automation degree is high, the working process is stable, safeties of a locomotive and working personnel in the recoveryprocess can be guaranteed, the safety is high, the working efficiency can also be enhanced, and the use performance is good.

The invention relates to support type rescue restarting equipment with hydraulic oil cylinders at two sides for a motor train unit, which is characterized by comprising two single-stage lifting oil cylinders, wherein the two single-stage lifting oil cylinders are arranged on a sole timber through protecting seats fixedly connected with the two single-stage lifting oil cylinders, positioning lifting jacks are respectively arranged below trolley edge beams, the upper planes of the positioning lifting jacks come into contact with corresponding edge beams of trolleys of the motor train unit, and the lower spherical surface of each positioning lifting jack is arranged in a ball impression of a corresponding three-stage double-function oil cylinder; and two transverse-moving trolleys are connected through a traction connecting rod to form a transverse-moving trolley unit, two three-stage double-function oil cylinders are respectively arranged on the transverse-moving trolleys, a gap between the two transverse-moving trolleys is adjusted by using a length adjusting screw rod, a transverse-moving oil cylinder arranged in one of the transverse-moving trolleys is arranged in a groove of a transverse-moving beam, and a trolley anti-skidding device is arranged on one of the two transverse-moving trolleys. The support type rescue restart equipment has the advantages of steady and reliable restarting operation, good safety, rapidity and high accuracy, short rescuing time and the like, can meet the requirement ona gap of 160mm between the lowest plane of the trolley edge beam of the motor train unit and a track plane, and realizes one-step accurate restarting operation.