119results 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.

An apparatus for removing a wheelset from a railroad vehicle includes a frame configured for motion with respect to the railroad vehicle. The apparatus also includes a lifting yoke cooperatively associated with the frame. The yoke is configured to engage flanges of the wheelset. The apparatus further includes at least one lifting screw interposed between the frame and the lifting yoke, such that upon rotation of the at least one lifting screw, the yoke may be raised and lowered to selectively engage the flanges of the wheelset. A “universal” lifting yoke can include a first portion which engages the at least one lifting screw, a set of extendable transverse members having outward ends, and flange-engaging blocks secured to the outward ends of the extendable transverse members and configured to engage the flanges of the wheelset. The extendable transverse members and the flange-engaging blocks can be cooperatively configured and dimensioned to engage substantially all anticipated wheelsets expected to be encountered in a given application. The “universal yoke” can be employed with screw-actuation, or with other types of actuating members.

This invention relates to a derail assembly used in the railroad industry for derailing a wheel of an undesirably moving railed vehicle. The invention particularly relates to derailing a moving locomotive having a pilot at the front of the locomotive. The derail may be a single ended derail or a double ended derail. The derail includes a rigid derail plate which is in direct contact with the 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 or other railway car when moving undesirably for causing a desired derailment. The second derail bar may be provided in the case of a double ended derail. The derail includes longitudinally spaced rigid hooks at opposite ends of the derail to secure one side of the derail to the rail. The opposite side has a clamp mounted on the derail for securing the derail to the rail. A pair of rigid upright members are longitudinally spaced from each other on the underside of the derail plate. An open space is provided between the upright rigid members. A railroad tie is snugly received between the spaced upright rigid members to longitudinally secure the derail against longitudinal movement caused by an undesirably moving railway car or a locomotive.

The invention relates to auxiliary railway equipment and discloses a detachable guide edge and inner side rerailer, which overcomes the defects that the original rerailer cannot be firmly fixed to rails, cannot effectively guid the rerailing due to absence of a rim slot and has a short rerailing distance, and an included angle between a guide edge and the steel rail after installation is large. According to the detachable guide edge and inner side rerailer, the upper sliding surface of the inner side rerailer is a curved surface, and the side face of the inner side rerailer is provided with a reinforcing frame; crossed gridded reinforcing ribs are arranged in the frame in a staggered mode; an arched notch which corresponds to a sleeper is arranged in the middle of the bottom surface of the rerailer, the side face of the bottom surface of the rerailer is provided with a clamping groove, and the two ends of the bottom surface of the rerailer are provided with insertion slots, jacks and mounting hole grooves matched with configuration bolts; the guide edge and the inner side rerailer are detachably arranged; the cross section of the guide edge is in the shape of a paraboloid or a triangle or a rectangle or a trapezoid; and an included angle between the guide edge and the steel rail ranges from 15 to 25 degrees. The detachable guide edge and inner side rerailer can meet the requirements on rescue under different road conditions and is firm to mount, easy to guide, light in weight and convenient to mount and transport.

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 relates to the technical field of derailer safety, in particular to a derailer safety system. The derailer safety system comprises a console arranged in a duty room as well as a derailer, an indicator, an electric lock, a report switch and a red board which are arranged on a rail, wherein the report switch is connected with the console and used for sending a rail getting-on or getting-off application signal; the console is connected with the electric lock and used for controlling the electric lock to unlock and lock; actions of the indicator is allowed / forbidden during unlocking / locking of the electric lock; when the indicator acts to enable the derailer to act to a top rail state, the red board is lightened and is perpendicular to the direction of rails; when the indicator acts to enable the derailer to act to a bottom rail state, the red board is extinguished and is parallel to the direction of rails. The invention further discloses a control method of the derailer safety system. The derailer is locked through the electric lock and the actions of the indicator is forbidden without permission of a watch keeper, so that the watch keeper participates in derailer control, the watch keeper and a train inspector participate in control simultaneously, the reliability and the safety of a control process are improved, and loading omission or unloading omission of the derailer is avoided.

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.

A derail placement warning system for a railway derailer that automatically generates an alert to inform railway personnel (or others) of the placement of the derailer on a rail of the railway such that the derailer will derail rail traffic over the derailer. The warning system has an electronic circuit with an electric power source, an electronic switch and an electronic alert, and is configured for the switch to automatically activate and turn ON the alert when the derailing component of the derailer is positioned atop a railway rail. The alert comprises one or more of an audible component, a tactile sensation, an olfactory component, a visible light emission, and an electronic transmission.

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.

The invention discloses an under-floor lifting jack for high-speed EMU train, comprising: a main control electric 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 trains under the control of the main control electric part. The invention is compatible with the maintenance of various EMU trains, thus the same lifting jack can satisfy maintenance requirements of various EMU trains, resulting in high compatibility and construction cost-reduction of the maintenance base for the EMU train.

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.

The disclosed jack assembly is used to raise the frame of a railroad car to a sufficient height above a wheeled truck assembly coupled to the railroad car in order to perform maintenance or remove the truck assembly. The jack assembly comprises an air-operated bellows which raises and lowers a plate that engages the railroad car for the raising and lowering action. Telescoping posts and other support members aid in stabilizing the jack assembly during use in order to prevent failure of the bellows due to buckling under the weight of the railroad car. The jack assembly is readily mobile between locations, and can be operated by a single user.

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 a lifting type rescue method, and belongs to the technical field of railway train rescue. The method comprises the following steps: a connecting rope is placed between a steelrail under an off-line wheel bogie and a roadbed, bases are placed on the two sides of a derailed train, the two ends of the connecting rope are connected with the bases, lifting oil cylinders are installed on the bases, and wheel stoppers are installed on the outer side faces of the steel rail on the outer side in the rerailing direction; a jacking support is installed at the top end of the lifting oil cylinder and fixed to a vehicle body frame parking space; and the lifting oil cylinders and a hydraulic pump station are connected through oil pipes; the two lifting oil cylinders support and lift up the vehicle body and sideslip towards the rerailing direction to get close to the steel rail; and when the rim of the wheel is higher than the rail surface, the wheel resets, and rerailing is completed. According to the train rerailing method, all lifting recovery machines and tools are installed outside the train body, and the method is suitable for various rails, convenient to operate andsafe to use.

The invention relates to a portable rerailing device for a passenger train. The portable rerailing device comprises a sliding rail, a rear check block fixed to the rear end of the sliding rail, and a sliding block arranged on the sliding rail. A first manual jack for pushing the sliding block forwards is mounted on the rear check block, a second manual jack for jacking a side frame of a bogie is fixed to the top of the sliding block, and an anti-slide pad is arranged on the upper portion of the second manual jack. The multistage-jack mechanism design is adopted in the device for lifting the train, the height of the device is reduced, and lifting height is increased. A sliding mechanism can be transversely driven to move, rerailing is achieved through transverse driving after lifting, and the device is simple and easy to use. By means of the device, rerailing efficiency can be improved, labor intensity can be lowered, and fast rerailing can be achieved. The portable rerailing device is small and exquisite in structure, especially suitable for carrying out rerailing operation in a narrow space, and higher in adaptability, and has great market significance on passenger train factories and station section maintenance units.

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 derailers and provides an electric derailer. The electric derailer comprises a guide plate which is installed on one of guide rails used for allowing a train to travel thereon. The guide plate inclines towards the inner side of the guide rail in the traveling direction of the train. The electric derailer further comprises an installing rack and a connecting rack, wherein the installing rack and the guide plate are arranged in a spaced mode, and the installing rack and the guide plate are connected through the connecting rack. The installing rack comprises a base which can be arranged on the ground and a movable seat which is located over the base. The movable seat is fixedly connected with the guide plate through the connecting rack. A first hydraulic cylinder capable of driving the movable seat to move in the vertical direction is arranged between the base and the movable seat. The invention further provides a train rail which comprises the derailer. According to the derailer, the train can be derailed from the guide rails through the guide plate, and the effect of derailing is achieved; in addition, under the action of the first hydraulic cylinder, derailing accuracy can be guaranteed by the derailer under the condition that the guide rails are abraded. The safety coefficient of the train rail during train overhaul is quite high by applying the derailer to the train rail.

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.