129results about "Rail derailment prevention" patented technology

The invention relates to the technical field of railway inspection vehicles, in particular to an automatic orbital transfer inspection vehicle and an orbital transfer method. The inspection vehicle comprises a vehicle frame, walking wheels are arranged on the vehicle frame, the extending direction of rails is defined as the front-back direction, the inspection vehicle further comprises a guide wheel set, the guide wheel set comprises guide wheels located on the left side and the right side of the vehicle frame, the guide wheels are used for abutting against the rails on the corresponding sides to guide the vehicle frame to move, and the guide wheels are installed on the vehicle frame through a longitudinal and transverse moving mechanism; the longitudinal and transverse moving mechanism comprises a transverse moving mechanism and a longitudinal moving mechanism, the guide wheels are driven by the longitudinal and transverse moving mechanism to transversely move and ascend and descend, when the vehicle frame moves to the turnout zone, the guide wheels abut against the target rail, then the vehicle frame is guided to the target rail, the walking wheels have the set wheel width, and the vehicle frame rolls to the target rail when the guide wheels abut against the target rail. The technical problems that in the prior art, manual intervention is needed for lane changing of an inspection vehicle in a turnout zone, the detection efficiency is low, and stability and precision cannot be considered at the same time are effectively solved.

The application relates to the technical field of vehicles and provides a guide system of a rail vehicle, the rail vehicle and a rail transit system, which comprise a wheel structure, an identification structure and a control system, the wheel structure comprising a wheel frame, a wheel and a steering system connected to the wheel, the identification structure being connected to the wheel structure and being adapted to be arranged opposite to and spaced from a guide reference surface of a guide rail structure, the identification structure being configured to be capable of identifying the relative position relationship between the wheel structure and the guide reference surface, and the control system being connected to the identification structure and the steering system and being used for controlling the steering system to drive the wheel to steer according to the relative position relationship identified by the identification structure. The guide system can avoid the problems of complex structure, high cost, large transverse impact and easy reduction or failure of guide performance of a mechanical contact type guide system on the basis of ensuring safety.

The application provides a guide rail type rubber wheel system, which comprises a guide rail and a guide device; the guide rail comprises a straight guide rail and a transition guide rail; the guide rail is an H-shaped guide rail; the guide device comprises a guide frame, a guide arm, an extension rod and a guide wheel; the front end and the rear end of the guide frame are provided with a pair of guide arms; each guide arm is detachably assembled with an extension rod below; the guide wheel is rotatably assembled on the extension rod; the extension rod is a damping extension rod; the central vertical rail surface of the transition guide rail is provided with a lateral guide rail which is protruding; and each guide wheel is provided with a groove which can allow the radial embedding of the guide rail; the extension rod can be extended or retracted along with the guide rail; the RRT guide wheel can be guided on the rail platform of an elevated bridge; the RRT guide wheel can also be guided in the pre-buried track on the urban road surface; and the RRT laying line can be integrated with the existing road surface.

A maintenance vehicle for an attraction system includes a maintenance component configured to discharge material onto a path of a path system of the attraction system, a guide engagement device configured to capture a protrusion of the path system, the protrusion being off the path, and a wheel set configured to move the maintenance vehicle along the path system while the guide engagement device maintains capture of the protrusion and moves the maintenance component along the path.

This invention discloses a deflection device for a mining cart pusher, relating to the field of mining machinery and equipment technology. It includes a pusher frame, a pusher body, and a mine car. The pusher body is located inside the pusher frame, and the mine car is mounted on top of the pusher body. A mounting frame is fixedly installed on one side of the mine car, and a dual-shaft motor is fixedly installed inside the mounting frame. Screws are fixedly installed on the output ends of the dual-shaft motors, and fixing plates are threaded onto the surfaces of the two screws. Mounting plates are located on one side of each of the two fixing plates, and multiple mounting plates penetrate both sides of the mounting frame, with each mounting plate slidably connected to the sides of the mounting frame. This invention can deflect the mine car, preventing collisions or derailment between the mine car and the pusher frame, while also increasing the stability of the mine car, thus improving the practicality and safety of the mining cart pusher.

Provided is a ceiling traveling vehicle that travels on a track including a pair of travel rails and including an upper guide rail in a branching portion, the traveling vehicle including: a body portion; a pair of travel wheels each configured to roll on a corresponding one of the travel rails; an upper guide roller configured to roll in contact with the upper guide rail; and a cam configured to adjust a position of the upper guide roller in a right-and-left direction in the body portion, depending on the branching portion.

The invention relates to rail transit traction equipment and an automatic rail mounting method, and belongs to the technical field of automatic traction robots in the rail transit field, the rail transit traction equipment comprises a chassis, a split driving part and a guide wheel assembly, a vehicle body is located at the top of the chassis, and a height measurement sensor array is arranged at the bottom of the chassis; laser positioning radars are arranged on the periphery of the chassis, a plurality of split driving parts are further evenly arranged at the bottom of the chassis, each split driving part is correspondingly provided with a return sensor, the guide wheel assembly is located on the front side of the height measuring sensor array, and the load bearing traction assembly is arranged on the rear side of the height measuring sensor array. When the locomotive needs to be dragged, power is provided mainly through the load-bearing traction assembly. Before a rail is mounted, the split driving part drives the chassis to move to the position of the rail, and after the split driving part is aligned, the guide wheel assembly is embedded into the rail, and it is ensured that the pressure of the guide wheel assembly is adjusted so as to prevent derailing.

The utility model discloses an anti-falling device suitable for a railway track operation vehicle, relates to the field of railway train equipment, and can solve the problems that a vehicle core plate goes out of a groove and falls off and the railway track operation vehicle is off-line due to the fact that an outer rail in a curve section is ultrahigh. The anti-disengaging device comprises a connecting assembly connected to a vehicle end plate of the railway track operation vehicle, two hook claws hooked to rail heads on the two sides of a rail web of an upper rail correspondingly, and a rigid chain set connected between the connecting assembly and the two hook claws. The rigid chain set, the connecting assembly and the two hook claws are matched to be used for limiting the distance between the end of the vehicle and the upper rail.

In one embodiment, a probe includes a first facet associated with a first pressure port operable to measure a first wind pressure, a second facet associated with a second pressure port operable to measure a second wind pressure, and a third facet associated with a third pressure port operable to measure a third wind pressure. The second facet is adjacent to the first facet and the third facet adjacent to the second facet. The probe further includes a fourth facet adjacent to the third facet and a fifth facet adjacent to the fourth facet and to the first facet. The first facet, the second facet, the third facet, the fourth facet, and the fifth facet are located between a first end portion and a second end portion of the probe.

The utility model relates to the technical field of rail cars, in particular to a light rail car rollover prevention wheel pair and a rail car, which comprises a wheel main body, a wheel flange part, a connecting shaft and an elastic limiting component, the circumferential wall face of the wheel body is a tread used for making contact with the top face of a rail. The circumferential diameter of the rim part is larger than the maximum diameter of the tread, and the end face of the rim part is used for abutting against the side wall of the track. Wherein the wheel main body is fixedly connected with the connecting shaft, and the rim part is slidably connected with the connecting shaft; wherein an abutting hole is formed in the center of the rim part, the connecting shaft is provided with a spherical surface structure, and the abutting hole is connected with the connecting shaft in a sleeved mode; the elastic limiting assembly enables the abutting hole to abut against the spherical surface structure and limits the rotating angle of the wheel flange part around the sphere center of the spherical surface structure. According to the wheel, the rim and the tread are arranged in a split mode, the rim does not need to be excessively far away from a rail, and therefore the rim can conduct intervention in the initial stage of deflection of a vehicle, and the vehicle is prevented from rolling over to a greater extent.

The application introduces a kind of overhead rail robot walking driving system suitable for angle steel track, relates to overhead rail robot technical field, including suspension assembly, driving assembly and walking steering assembly;Suspension assembly is arranged at the lower side of angle steel track, driving assembly is arranged at the two sides of suspension support respectively, walking steering assembly is arranged on the two ends of suspension support respectively.The application adopts driving assembly and walking steering assembly arranged in pairs on suspension assembly, through the structure cooperation of spring on driving support two and motor fixed sleeve, the hinged connection of motor fixed sleeve and driving support one, the rotary connection of steering support and connecting support, the overall structural cooperation degree is high, and the flexibility is strong;Can adapt to various operation conditions such as straight line, turning and slope;Through setting horizontal guide wheel group, upper support wheel group and lower limit wheel group, ensure the safety in moving process while moving flexibly.

The invention provides a guide wheel device for a straddle type monorail train, which comprises a main shaft, a hub rotationally supported on the main shaft through a bearing, and a tire and a safety wheel which are arranged on the hub, and an anti-falling plate for supporting a bearing outer ring when the bearing outer ring falls off is fixedly arranged at the bottom of the main shaft. According to the straddle type monorail train, the anti-falling plate is arranged at the bottom of the main shaft, when the bearing loses efficacy or the hub falls off due to falling of the end cover, the anti-falling plate can vertically support the outer ring of the bearing, so that the hub and an external tire assembly are prevented from falling to a rail, and the running safety of the straddle type monorail train is remarkably improved.

The invention provides a straddle type tourism monorail vehicle and a traction control method, and relates to the technical field of railway vehicles, the straddle type tourism monorail vehicle comprises a plurality of carriages, bogies, a power battery and a traction auxiliary inversion assembly, the bogies comprise a power hinge bogie, a non-power hinge bogie and a non-power bogie, the carriages comprise a plurality of second carriages arranged in sequence and first carriages located at at least one end of the second carriages, the power hinged bogies are used for connecting every two adjacent second carriages, and the non-power hinged bogies are used for connecting the first carriages and the second carriages or connecting the first carriages and the second carriages. For every two adjacent first carriages, the non-power bogie is arranged below a cab at the ends of the carriages, and the power battery and the traction auxiliary inverter assembly are arranged in the first carriages. The monorail traffic system is excellent in overall performance and suitable for complex terrains of scenic spots.

The invention relates to the field of special rescue vehicles, and discloses a highway-railway dual-purpose rail-crossing rescue vehicle which comprises a rescue vehicle body, main wheels are mounted on the rescue vehicle body, and a rail switching mechanism, an obstacle crossing mechanism and an adjusting mechanism are arranged on the rescue vehicle body; the rail switching mechanism comprises a first hydraulic cylinder, a push plate, a wheel carrier, a rail wheel, a first rotating piece, a second rotating piece, a traction piece and a moving piece. A hydraulic rod of the first hydraulic cylinder is fixedly connected with the push plate, the push plate is fixedly connected with the wheel frame, the rail wheels are rotationally installed on the wheel frame, and the first rotating piece is rotationally installed on the wheel frame. The vehicle has the following advantages and effects that the vehicle can be rapidly switched between a highway mode and a railway mode, and flexible driving on a rugged road surface is achieved through the main wheels and the reinforced suspension in the highway mode; according to the railway mode, the track wheels are accurately attached to the track, the main wheels provide power, the front tracking guiding and rear track clamping anti-disengaging design is matched, the track running stability is ensured, and the obstacle crossing performance is excellent.

The invention relates to a rail vehicle active rail holding device which comprises a rail holding mechanism detachably installed at the bottom of a bogie, the rail holding mechanism comprises a connecting base, a driving air cylinder, swing arms and a clamping assembly, the connecting base is fixed to the bottom of the bogie, and the swing arms are symmetrically hinged to the left side and the right side of the connecting base; the clamping assemblies are correspondingly arranged on the swing arms on the left side and the right side respectively. The driving air cylinder is located above the swing arm and used for controlling the swing arm to swing so that the swing arm can drive the clamping assembly to swing up and down in the vertical direction. The fixed clamping jaw and the movable clamping jaw are located on the left side and the right side of the rail correspondingly, and the movable clamping jaw can be driven to be close to or away from the fixed clamping jaw under the action of the control assembly so that the rail can be clamped and fixed or loosened. The device is stable and flexible in structure, can adapt to different working conditions, effectively enhances the safety guarantee of the train under different road conditions such as straight lines and turnouts, and greatly improves the driving safety.

Disclosed in the present application are a railway freight car operation state monitoring system and method based on a pitch angle, a roll angle and a yaw angle of a bogie. The system comprises data monitoring modules, diagnosis modules and a control execution module, wherein the data monitoring modules comprise bogie pitch angle data monitoring modules used for monitoring a pitch angle of a bogie, a bogie roll angle data monitoring module used for monitoring a roll angle of the bogie, and a bogie yaw angle data monitoring module used for monitoring a yaw angle of the bogie; each diagnosis module comprises a small control and storage computer, and the diagnosis modules and the data monitoring modules are connected in a manner of corresponding to each other on a one-to-one basis; and the control execution module comprises an electromagnetic ball valve and a cab, the electromagnetic ball valve is connected to the diagnosis modules by means of a wired information transmission mode, and the cab is connected to the diagnosis modules by means of a wireless information transmission mode. The present invention facilitates installation and removal, and the derailment of a railway freight car can be predicted in advance by means of a comparison with a safety threshold value, thereby ensuring the safe operation of the railway freight car.

A system and method for guidance control on a wheeled bogie is disclosed herein. An electromagnetic engine may be coupled to the wheeled bogie such that the electromagnetic engine may generate magnetically attractive forces between the electromagnetic engine and the rail. The generated force may be used to increase traction for braking and climbing operations. Further, the generated force may be used to counteract hunting oscillation. Still further, the generated force may be used to counteract lift generated by the wheeled bogie operating in a turn with cant.

The motion mechanism of the iron-rail railway iron-wheel vehicle of the present invention comprises a conventional steel rail, one or two auxiliary rails, a conventional vehicle, and a derailment prevention claw on the vehicle. The derailment prevention claw embraces the auxiliary rail, or the auxiliary rail embraces the derailment prevention claw to form a non-derailing structure, and the vehicle will not derail unless the rail and the vehicle are destroyed in advance. In addition, the derailment prevention claw is replaced with or added to 1) horizontal guide wheels, horizontal driving wheels, horizontal brake wheels, 2) auxiliary rail brake blocks, 3) auxiliary rail brake blocks and buffer wheels, 4) linear eddy current brake assemblies, and 5) linear motor drive and brake assemblies, so that the vehicle can achieve performance such as rapid acceleration, rapid deceleration, steep uphill and downhill, and sharp curve passing. The shape of the steel wheel tread is improved, snake motion is eliminated, the limit speed of the railway vehicle is increased, and the railroad vehicle can smoothly pass through switches, diamond crossings, and railroad crossings, and the temperature stress of the rail is reduced. The present invention is suitable for high-speed passenger transportation and heavy cargo transportation.

The application discloses a kind of anti-falling structures of logistics shuttle robot, it is applied to logistics shuttle robot to prevent it from falling off from cable rail, and logistics shuttle robot runs on cable rail by drive wheel group therein, the anti-falling structure includes at least one set of homing device capable of applying force towards cable rail to drive wheel group, homing device is directly or indirectly installed on logistics shuttle robot, and cable rail is enclosed between drive wheel group and homing device;The anti-falling structure, by setting the homing device capable of applying force towards cable rail to drive wheel group, when the situation that drive wheel group occurs to separate from cable rail, homing device will generate force towards cable rail to drive wheel group, to drive drive wheel group to reposition to cable rail, ensure that drive wheel group can continue to run stably, to reduce the effect of derailment failure risk of drive wheel group, to avoid the purpose of drive wheel group derailment falling.

The application discloses an inclined shaft construction anti-rollover device and an application method thereof. A track vehicle can move in an inclined shaft along a track through external traction. An anti-rollover mechanism is installed on a working platform of the track vehicle, and a slag removing mechanism is also installed on the track vehicle. When the track vehicle moves forward and backward along the track under the action of external traction, the track vehicle drives the anti-rollover mechanism and the slag removing mechanism to move in the inclined shaft. The slag removing mechanism can rotate on the working platform to perform slag removing work on the wall surface around the parking position of the track vehicle. When the slag removing mechanism works, an intelligent control strategy is adopted to adjust the support pressure of a hydraulic cylinder of the anti-rollover mechanism according to the stress of the slag removing mechanism and the stress of the track vehicle, so that the track vehicle is prevented from rolling over due to the force between the slag removing mechanism and the wall surface of the inclined shaft during the slag removing work. The application has the advantages of simple structure and high reliability, and the safety and working performance of the track vehicle and the working device are considered.

The utility model relates to the field of rail transportation, in particular to a refractory material rail transportation device which comprises a transportation vehicle, rail wheels, guide rods, a cover plate, springs, guide wheels, lock catches, connecting columns and bearings, the four rail wheels of the same specification are installed at the bottom of the transportation vehicle, the cover plate is installed at the top of the transportation vehicle, and the cover plate is locked at the top of the transportation vehicle through the lock catches. Guide rods are arranged at the right end of the transport vehicle, a linkage column is installed between the tail ends of the guide rods, bearings are installed on the front side and the rear side of the linkage column, guide wheels are installed between the bearings, and springs are installed between the right side wall of the transport vehicle and the lower side walls of the guide rods. The lock catch device penetrates through the first buckling groove and the second buckling groove to reach the bottom of the protruding plate, the twisting ring is twisted, the twisting disc rotates in the twisting groove to act on the lock catch device, the buckling plate on the side wall of the lock catch device rotates by a certain angle, the buckling plate of the lock catch device is clamped to the bottom of the protruding plate, and therefore the locking function of the cover plate is achieved, and the risk that materials are scattered in the transportation process is avoided.

This invention relates to an apparatus and method for derailment detection of a rail vehicle, and a rail vehicle. The apparatus includes at least one ray-based first distance sensor (14) and at least one evaluation device (16), wherein the at least first distance sensor (14) and the at least one evaluation device (16) are connected by signal transmission, and wherein the measurement results of the at least first distance sensor (14) can be evaluated by means of the at least one evaluation device (16). The at least first distance sensor (14) can be connected to a bogie (1) so that a radiated signal can be transmitted from the track (18) of the guide rail by means of the at least first distance sensor (14), wherein the at least one evaluation device (16) is configured to detect whether the first wheel (5) of the rail vehicle is supported on the track (18). Thus, simple and safe derailment detection can be achieved.

The application relates to a derailment prevention device arranged at the bottom of a train, which comprises a first overturning support, a limiting assembly, a first driving element and a control system, wherein the first overturning support comprises a first rotating base and a first supporting rod which are hinged to each other; the limiting assembly is arranged at the end of the first supporting rod away from the first rotating base; the first driving element can drive the first supporting rod to rotate to a first working position; when the first supporting rod is in the first working position, the limiting assembly is limitedly matched with the track in the width direction of the track; the control system is electrically connected with the first driving element, the control system detects the running state of the train in real time, and sends an action instruction to the first driving element according to the running state. Compared with the existing technology, the derailment prevention device of the application does not excessively occupy the vertical space in the non-working state, avoids collision with foreign matters on the railway line, and does not contact the track, so that the working time is reduced, and the service life is prolonged.

The invention relates to the technical field of tunneling equipment material conveying, and discloses a tunneling machine material transfer device for a tunneling machine, the tunneling machine material transfer device for the tunneling machine comprises a vehicle body and a track, a mounting plate is fixedly mounted on the outer wall of the bottom of the vehicle body, and wheels are rotatably mounted on the side wall of the mounting plate; contact assemblies are arranged in the wheels. According to the heading machine material transfer device for the heading machine, by arranging the contact assembly, the contact plate slides towards the side away from the center of the wheel in the horizontal direction along the inner surface of the sliding cavity, and then the contact plate makes contact with the lateral inner surface of an external rail, so that the grasping force of the wheel on the rail is guaranteed, and the advancing stability of the wheel is guaranteed; the phenomenon that the wheels slip on the rails is avoided, meanwhile, the phenomenon that the wheels derail after braking and stopping during material transfer of the trolley body, and consequently the trolley body overturns is avoided, and then the safety during material transfer is guaranteed.

The invention provides a walking device applied to a variable-curvature track. The walking device comprises a fixing frame, a driving device and a driving device, the rotating frame is arranged below the fixed frame, and the rotating frame and the fixed frame are rotationally mounted through a slewing bearing; the rotary adjusting unit is mounted on the fixing frame, and the output end of the rotary adjusting unit is connected with the gear ring of the slewing bearing through an adjusting gear; the walking wheel units are symmetrically mounted on the left side and the right side of the rotating frame and are provided with walking wheels; the speed adaptation unit is installed on the rotating frame and provided with an input shaft and two output shafts, and the output shafts are correspondingly connected with the walking wheels; the power unit is installed on the rotating frame, and the output end of the power unit is connected with an input shaft of the speed adaptation unit; the guide units are symmetrically mounted on the front side and the rear side of the rotating frame and provided with two guide wheels which can revolve around the same axis so as to be matched with the distance between the track contact surfaces. The device can adapt to tracks with different curvatures, so that more performance requirements are met.

The invention discloses an anti-derailment device and method, and belongs to the technical field of railway traffic safety, the device comprises an integration box, a counterweight assembly and a moving assembly, an edge calculation unit is arranged in the integration box, the counterweight assembly is integrated in the integration box, and the edge calculation unit is connected with the edge calculation unit. The integration box is fixedly arranged above the moving assembly based on a hanging piece at the top, a hydraulic device and a damper are arranged on the moving assembly, and the hydraulic device is used for adjusting the damping coefficient of the damper; firstly, comprehensive acquisition and preprocessing of vehicle-mounted and rail-side double-end data are completed through cooperation of an edge calculation unit and a central control unit, secondly, the central control unit integrates the data and divides the data into four levels of risk levels, and then parameter adaptation and safety monitoring are carried out on a motor and a hydraulic device through the central control unit. And finally, an edge calculation unit controls a counterweight assembly to adjust the gravity center, a hydraulic device drives a damper to suppress vibration, efficient cooperation of active intervention and passive protection is formed, and automatic precise intervention is achieved.

The invention discloses an auxiliary steering and rail changing device of an anti-derailing device. Relates to the technical field of train derailment prevention and comprises a base which is fixedly connected to a cross beam of a train bogie. A rotating cylinder is rotationally connected to the base, and the rotating axis of the rotating cylinder is arranged in the vertical direction; an I-shaped rod is rotationally connected to the rotating cylinder, the rotating axis of the I-shaped rod is arranged in the horizontal direction, and the rotating center of the I-shaped rod is located on the rotating axis of the rotating cylinder; ox horn rods in a vertical state are arranged on the two sides of the I-shaped rod; the anti-derailing device is arranged on the rotating center of the I-shaped rod; the rotating cylinder is further provided with a driving assembly used for driving the two clamping arms of the anti-derailing device to be opened and closed. When a train changes the running direction or passes through a turnout, the device can adjust the interaction posture of the clamp and the steel rail in the anti-derailment device in real time, possible hard interference is converted into smooth transition, abnormal abrasion of the contact face of the clamp and the steel rail of the anti-derailment device can be remarkably reduced, and the anti-derailment device can be effectively protected while the self-adaptive capacity of the device is improved. And double protection on the clamp and the steel rail is realized.

The utility model discloses a sightseeing mini-train antiskid device which comprises a track, an electric wheel is rotatably connected to the upper surface of the track, a brake disc is fixedly connected to the side surface of the electric wheel, a rotating hole is formed in the side surface of the electric wheel, and a fixing shaft is rotatably connected to the inner wall of the rotating hole. The outer surface of the fixing shaft is fixedly connected with an electromagnetic brake, the side surface of the electromagnetic brake is fixedly connected with a spring, one end of the spring is fixedly connected with a brake pad, the brake pad is movably connected with the brake disc, the outer surface of the fixing shaft is fixedly connected with a hydraulic cylinder, and the output end of the hydraulic cylinder is fixedly connected with a hydraulic rod; a bottom plate is fixedly connected to the upper end of the hydraulic rod, a moving groove is formed in the lower surface of the bottom plate, and a balancing weight is slidably connected to the inner wall of the moving groove. By means of the components, braking of the mini-train is achieved, centrifugal force balance is conducted when the mini-train turns, and the phenomenon that the mini-train slips due to the too high speed, and the mini-train rolls over is avoided.