27results about "Different width rail tracks" patented technology

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.

This invention discloses an adjustable-gauge tracked railway sleeper changer, belonging to the field of engineering machinery technology. It includes a chassis system comprising a frame, with a railway running system rotatably connected to the end of the frame. The railway running system includes a running support, with a first cylinder and a second cylinder respectively arranged on both sides of the running support. A first connecting pipe and a second connecting pipe are respectively arranged inside the first and second cylinders. A first connecting shaft is slidably arranged inside the first cylinder and the first connecting pipe, and a second connecting shaft is slidably arranged inside the second cylinder and the second connecting pipe. An adjustment mechanism is provided between the first and second connecting pipes to adjust the distance between the first and second connecting shafts. Limiting blocks are respectively provided on the first and second connecting pipes to restrict the movement of the first and second connecting shafts. This invention enables convenient adjustment of the track gauge, improving the adaptability of railway-specific equipment to railways with different track gauges.

The application discloses a track gauge adaptive engineering machinery chassis system, engineering machinery and a chassis system control method, and belongs to the technical field of railway engineering machinery. The chassis system comprises a frame, a rail walking module, a distance detection module and a controller. The rail walking module comprises two side guide wheels, and the two side guide wheels realize wheel-to-wheel distance adjustment through a bidirectional synchronous telescopic mechanism. The distance detection module comprises a first laser range finder and a second laser range finder, which respectively collect wheel-to-rail distance and wheel-to-wheel distance. The controller is configured to perform two-stage adjustment, i.e., on-track state confirmation according to the wheel-to-rail distance and off-track state confirmation according to the wheel-to-wheel distance. The two side guide wheels are rigidly and synchronously moved through the bidirectional synchronous telescopic mechanism, and the two laser ranging closed-loop control is matched, so that continuous adaptive adjustment of various track gauges is realized, presetting of a fixed mode or manual input of a target value is not needed, and the working continuity and the intelligent level of a multi-track-gauge railway scene are remarkably improved.

The utility model relates to the technical field of transfer trolleys, and discloses an alloy smelting heating furnace transfer device which comprises a base, rail wheels are arranged on the periphery of the outer portion of the base, frames are fixedly connected to the front side and the rear side of the top of the base, and a hollow ring is rotationally connected between every two adjacent frames. The inner side of the hollow ring is rotatably connected with a furnace body, the bottom of the furnace body is fixedly connected with a balancing weight, the front side and the rear side of the exterior of the hollow ring penetrate through the frame and are fixedly connected with rotating plates, the top of the inner side of the frame is rotatably connected with a first bevel gear, and the middle of the inner side of the frame is rotatably connected with a bevel gear ring. According to the utility model, after the furnace body is filled with materials, the materials are conveyed through the rail wheels, and when the device moves to a slope or inclines, the furnace body is kept vertical and adapts to different terrains through a rotating mechanism of the balancing weight, the hollow ring and the furnace body, so that the materials are prevented from being splashed due to inclination, and speed reduction or material reduction is not needed.

The application discloses a track train and a track gauge conversion device thereof, and relates to the technical field of track transportation. The track gauge conversion device comprises a track conversion line, a track conversion bogie, a magnetic circuit guide rail, a magnetic circuit coil assembly, a rotary hydraulic cylinder, a distance detection module and an oil supply module. The track conversion bogie can move on the track conversion line. The magnetic circuit coil assembly and the magnetic circuit guide rail repel each other through a magnetic field, so as to unload the load acting on the wheel. The rotary hydraulic cylinder comprises a cylinder body and a piston rod. The distance detection module is used for detecting the distance between the wheel and the center of the axle. The oil supply module is used for supplying oil to the rotary hydraulic cylinder when the distance detected by the corresponding distance detection module is inconsistent with the set track conversion distance, so that the piston rod extends or retracts relative to the cylinder body, and the distance between the wheel and the center of the axle is adjusted. The track gauge conversion device can quickly convert the track without damaging the overall structure of the bogie, greatly reduces the track conversion time, accelerates the operation efficiency of the cross-country train, and reduces the labor and material costs.

The invention discloses a track detection vehicle which comprises a frame assembly and a track assembly. The wheel assembly comprises wheels, an axle, a sleeve unit and a first driving unit; the axle is sleeved with the sleeve unit, the sleeve unit is connected with the wheels, and the first driving unit is connected with the axle. The connecting assembly is rotationally connected with the sleeve unit; and the telescopic assembly comprises a second driving unit and a first sliding rod unit, the first sliding rod unit is connected with the connecting assembly, and the second driving unit is connected with the first sliding rod unit. The second driving unit can conduct corresponding telescopic operation according to the change condition of the distance, so that the first sliding rod unit is driven to drive the connecting assembly to move, the sleeve unit overcomes the friction force of the contact face of the sleeve unit and the axle to move inwards or outwards along the axle, and therefore automatic adjustment of the distance between the wheels is achieved. The track detection vehicle can continuously walk conveniently, and the adaptability and the maintenance efficiency of the track detection vehicle are greatly improved.

A laser alignment system for a railcar mover is disclosed herein. The laser alignment system may comprise a laser mounted to a frame of a railcar mover that assists with the alignment of a rail wheel and the rail of a track when switching from road mode to rail mode. In various embodiments, the laser may be mounted to the frame of the railcar mover via a mount and / or mounting structure that enable the laser to be moved and / or the orientation of the laser to be adjusted relative to the railcar mover. In some embodiments, the laser alignment system may include a window underneath the operator of the railcar mover so that a laser beam emitted by the laser can be seen by the operator.

The invention discloses a variable gauge wheel set and a rail vehicle variable gauge system, and relates to the technical field of rail vehicle variable gauge, the variable gauge wheel set comprises an axle and wheels, the wheels are arranged at the two ends of the axle, the two ends, located outside the wheels, of the axle are supported in axle boxes respectively, and the wheels are movably connected to the axle; the gauge-changeable wheel set further comprises a first locking sleeve and a second locking sleeve, the first locking sleeve is fixed to the axle, one end of the second locking sleeve is movably embedded in the first locking sleeve, the other end of the second locking sleeve is movably embedded in the wheel, the second locking sleeve is configured to move between a first position and a second position, and when the second locking sleeve is located at the first position, the second locking sleeve is located at the second position. The wheels are locked on the axle, and when the second locking sleeve moves from the first position to the second position, the wheels can rotate relative to the axle. The variable gauge wheel set solves the problems that in the prior art, the structure is complex, operation is tedious, and the economic cost is too high.

The utility model relates to the technical field of mine special equipment, and disclose a kind of anti-tipping mine car, the anti-tipping mine car, including guide rail, mine car, the quantity of guide rail is two, the mine car is set on two guide rail, the two sides of the mine car are all fixedly connected with support frame;The surface of two support frames is all rotatably installed with two-way screw rod, the surface of two two-way screw rods is threadedly sleeved with two screw rod sleeves, the surface of two support frames is all fixedly connected with slide bar, the surface of two slide bars is all slidably sleeved with two slide sleeves, the bottom of each screw rod sleeve and each slide sleeve is all fixedly connected with mounting frame, the inside of each mounting frame is all provided with limiting assembly, the distance between rollers is adjusted by two-way screw rod, and different tracks are adapted;Roller is close to the both sides of track to prevent rollover, spring and damper buffer and correct inclination, improve stability.

The invention discloses a switchable wheel type walking mechanism for a track inspection robot, and belongs to the technical field of inspection robots. Comprising two functional units symmetrically arranged on the left side and the right side of a track inspection robot vehicle body, and each functional unit is composed of a wheel changing assembly and an avoiding assembly; the wheel changing assembly takes a lead screw motor as a driving core, a wheel changing plate is driven to move along a first sliding block guide rail through a lead screw nut, and then a conical wheel arranged on a flat wheel in a sliding and sleeving mode is driven to switch the working position or the idle position, and wheel type conversion is achieved. The avoiding assembly is in linkage with the convex top plate through the wheel replacing plate to abut against the rolling wheels, the track supporting base is driven to move downwards along the second sliding block guide rail and compress the spring, the track supporting base supports the vehicle body, the wheel set is separated from the track, and wheel rail interference during wheel replacing is avoided. Through switching of the flat wheel and the conical wheel, the requirements for linear operation of the flexible track and steering of the rigid track are met correspondingly, and the adaptability and operation reliability of the inspection robot in the complex track environment are remarkably improved.

The invention describes a portable track gauge changeover platform (1) for freight railway axles, comprising: main rails (1), unlocking cams (2) and counter-rails (3). The main feature is that the platform (1) is made up of transportable metal beds (5), so that the platform (1) can be moved from one place to another according to operational needs.

The utility model provides a telescopic double parallel rail detection dolly, through adopting adjustable frame structure of flexible adjustment function to solve the problem of track adaptability and insufficient rigidity of equipment in the operation process, and the telescopic double parallel rail detection dolly includes guide wheel, drive wheel and frame body, the guide wheel includes guide wheel wheel body and connecting seat, and the guide wheel wheel body is connected with the connecting seat, and the guide wheel is connected with the crosspiece of frame body through the connecting seat, the drive wheel includes drive wheel wheel body and drive wheel axle, and the drive wheel is installed in the crosspiece center position of frame body, the drive wheel wheel body is embedded with C type steel rail groove part, and the frame body includes telescopic longitudinal rod, crosspiece and arc reinforcing plate, so that the telescopic double parallel rail detection dolly has adjustable spacing, high stability, and the adjustable spacing makes it can adapt to the track of different spacing, and the high stability guarantees to accurately and reliably complete each detection task in the detection process.

The walking system comprises a walking module and a stable supporting device, the walking module is switched through a track walking part or a road walking part to execute whole vehicle walking operation, and a track gauge adjusting part is used for adjusting the track gauge of the track walking part. The connecting part of the stable supporting device is connected with the body of the walking module, the supporting part of the stable supporting device is arranged towards a preset target supporting face, and the stable supporting device is used for providing ground supporting for the body of the walking module through the supporting part. According to the walking system and the excavator, the body of the walking module can be supported through the stable supporting device, the stability of the excavator in the construction process when the track gauge is reduced is ensured, the lifting capacity of the excavator is enhanced, and therefore the working efficiency of the excavator is improved.

The auxiliary running device comprises a chassis, a driving assembly and a calibration limiting assembly, the driving assembly and the calibration limiting assembly are arranged at the front end and the rear end of the chassis, crawler belts used for assisting the engineering vehicle to pass through a level road are installed on the left side and the right side of the chassis, and the engineering vehicle is fixedly installed above the chassis. Movable connecting pieces are arranged at the front end and the rear end of the chassis respectively, the driving assembly and the calibration limiting assembly are connected into a whole, and the calibration limiting assembly and the driving assembly are arranged at the front end and the rear end of the chassis by being connected with the movable connecting pieces. The engineering vehicle can smoothly pass through an over-narrow tunnel and better adapt to more environmental changes, the engineering vehicle can be integrally stabilized on the rail, the overall gravity center does not shift, potential safety hazards are reduced, the center line of the engineering vehicle can be accurately aligned with the center line of the rail, and friction and collision between tires or other structures and the rail are prevented.

The invention relates to a variable gauge device applied to a bogie, and relates to the technical field of rail transit equipment, the variable gauge device comprises a wheel set axle box mechanism, the wheel set axle box mechanism comprises an axle, two wheels are coaxially arranged on the axle, the wheels are in sliding connection with the axle in the axial direction of the wheels, and axle boxes are rotationally connected to the two ends of the axle; brake mechanisms are arranged on the outer sides of the wheels and used for being in sliding connection with the framework. The wheels are coaxially provided with connecting pieces, the connecting pieces are rotationally connected with the wheels, rigid connecting pieces are arranged between the connecting pieces and the corresponding brake mechanisms, one ends of the rigid connecting pieces are connected with the connecting pieces, and the other ends of the rigid connecting pieces are connected with the corresponding brake mechanisms; locking mechanisms are arranged on the outer sides of the axle boxes and used for locking the corresponding connecting pieces. According to the variable gauge device, the variable gauge device is simplified, the production cost of the variable gauge device is reduced, the mounting and dismounting convenience of the variable gauge device can be improved, and daily maintenance is facilitated.

The utility model discloses a gauge-changeable bogie which comprises a frame, a main shaft, sleeves, wheels, sliding sleeves, a toothed bar, a rotating shaft, a gear, a worm gear and a worm, the main shaft is fixedly installed on the frame, the sleeves are arranged at the two ends of the main shaft in a sleeved mode and connected with the wheels, the sliding sleeves can slide along the main shaft and connected with the sleeves, and the toothed bar is fixed between the sliding sleeves. The toothed bar penetrates through a boss of the main shaft and is meshed with a gear on the rotating shaft, the gear is linked with a worm through a worm gear, and the worm can be rotated to drive the gear to drive the toothed bar to symmetrically move so as to adjust the distance between the wheels; adjusting stability is kept through a guide structure between the sliding sleeve and the main shaft, it is ensured that the adjusted wheels are symmetrically distributed relative to the center line of a frame, the track gauge can be adjusted through gear and rack rod transmission, position deviation in the running process is avoided by combining the reverse self-locking performance of a worm and a worm gear, the structure is compact, adjusting is flexible, and the track gauge adjusting device is suitable for different track gauge requirements.

The utility model relates to the technical field of track measurement assistance, and particularly discloses an auxiliary adaptive component for a track measurement trolley, which comprises an outer frame, one side of the outer frame is fixedly connected with a butt joint block, the outer ring of the butt joint block is sleeved with a connecting mechanism, the connecting mechanism comprises a connecting sheet, the connecting sheet is sleeved on the outer ring of the butt joint block, and the butt joint block is fixedly connected with the outer frame. Reinforcing ribs are vertically arranged in an inner cavity of the outer frame. According to the utility model, in the actual use process, the problem of insufficient adaptability caused by inconsistent track spacing of a traditional measuring trolley is effectively improved, and the universality and the flexibility of measuring equipment in different track spacing environments are enhanced; therefore, the same measuring trolley can conveniently adapt to various track widths, and the requirement of frequently replacing different types of equipment is avoided.

The utility model discloses a track gauge adjustable bogie which comprises a bogie body, walking mechanisms are installed on the front side and the rear side of the bogie body, each walking mechanism comprises a rotating shaft, walking wheels, a connecting rod, a connecting block and a locking screw, the rotating shafts are installed on the bogie body in a rotating mode, and the left walking wheel and the right walking wheel are installed on the rotating shafts in a sleeved mode. Connecting rods are fixed to the opposite sides of the walking wheels, the connecting rods are installed in connecting blocks arranged on the rotating shafts in a penetrating mode, locking screws are installed in threaded holes of the connecting blocks, plug pins are arranged at the ends of the locking screws, and the plug pins are inserted into locking grooves in the surfaces of the connecting rods and used for fixing the track gauge; the track gauge is adjusted through cooperation of the walking wheels and the connecting rods, reliable locking is achieved through cooperation of the plug pins and the locking grooves, loosening and failure in the running process are avoided, and the track gauge adjusting device is simple in structure, convenient to adjust, accurate in positioning and high in stability.

The invention relates to a railway inspection carrying chassis, and belongs to the technical field of railway inspection. The railway inspection carrying chassis comprises a base, an advancing mechanism, an energy supply unit, a transverse limiting mechanism and a longitudinal limiting mechanism. The advancing mechanism is installed below the base and used for driving the base to advance along the inner side of the track. The transverse limiting mechanism and the longitudinal limiting mechanism are symmetrically arranged on the two sides and the bottom face of the base respectively. By means of the dead point characteristic and the lever principle of the four-bar mechanism, accurate positioning of the chassis between rails is achieved through the transverse limiting mechanism, impact between sleepers is absorbed through the longitudinal limiting mechanism, operation stability is kept, and stable advancing of the chassis in the rails is jointly guaranteed. The height of the chassis is lower than the rail surface, the chassis can pass through the bottom of a train, the space above the rail surface is not occupied during running, and normal passing of the train is not affected, so that comprehensive close-range detection of hidden areas such as the rail bottom or the train bottom is achieved, and an efficient and reliable carrying platform is provided for railway inspection work.

A laser alignment system for a railcar mover is disclosed herein. The laser alignment system may comprise a laser mounted to a frame of a railcar mover that assists with the alignment of a rail wheel and the rail of a track when switching from road mode to rail mode. In various embodiments, the laser may be mounted to the frame of the railcar mover via a mount and / or mounting structure that enable the laser to be moved and / or the orientation of the laser to be adjusted relative to the railcar mover. In some embodiments, the laser alignment system may include a window underneath the operator of the railcar mover so that a laser beam emitted by the laser can be seen by the operator.

The application discloses a switchable wheel type walking mechanism for a track inspection robot and belongs to the technical field of the inspection robot; the switchable wheel type walking mechanism comprises two groups of function units symmetrically arranged on the left and right sides of a track inspection robot vehicle body, each group of the function units is composed of a wheel changing assembly and an avoiding assembly; the wheel changing assembly takes a screw rod motor as a driving core, a screw rod nut drives a wheel changing plate to move along a first sliding block guide rail, and then drives a conical wheel sleeved on a flat wheel to switch a working position or an idle position, so that wheel type conversion is realized; the avoiding assembly pushes a roller through linkage of a convex top plate of the wheel changing plate, drives a track support base to move downward along a second sliding block guide rail and compresses a spring, so that the track support base supports the vehicle body, and a wheel set is separated from the track, and wheel rail interference during wheel changing is avoided; through switching of the flat wheel and the conical wheel, the switchable wheel type walking mechanism is respectively adapted to flexible track linear operation and rigid track steering requirements, and adaptability and operation reliability of the inspection robot in a complex track environment are remarkably improved.

The utility model discloses a based on the double circle track of flexible initiative barrier formula carrier trolley of variable diameter, including chassis component, walking wheel subassembly, walking wheel power system subassembly and flexible clamping system subassembly, and walking wheel subassembly includes four walking wheels of matrix arrangement, walking wheel power system subassembly is connected with four walking wheels, is used for driving four walking wheels and walks on double circle track, flexible clamping system subassembly includes four guide wheels and guide drive system of four guide wheels are connected with opposite settings, and guide wheel can roll along the inner wall of double circle track both sides, and guide drive system can adjust guide wheel automatic keep with the inner wall of double circle track constant pressure contact according to the size between the inner wall of double circle track. Based on the double circle track of flexible initiative barrier formula carrier trolley of variable diameter, has solved the technical problem of traditional rigid structure easy to jam, derailment on the double circle track, and has high stability, strong environmental adaptability simultaneously.

A railway vehicle (1) comprises a frame (2), at least one pair of transversally opposite wheel groups comprising a right wheel group (31) and a left wheel group (32) mounted to the frame (2) and suitable for rolling with respective rails (R1, R2) that are arranged side-by-side; an actuator (6) for adjusting the transverse distance between said right wheel group and said left wheel group; an articulating linkage (10) from said right wheel group (31) to said left wheel group (32); wherein said articulating linkage (10) is mounted to the frame (2) in a joint (5).

A rail wheel assembly is disclosed herein that is configured to operate on rail networks with multiple railway track gauges. The dual gauge rail wheel assembly comprises an axle extension component (110) that is affixed to an axle of a railway vehicle and configured to receive a sliding wheel (120). The axle extension component may comprise sets of holes or slots located at different positions and corresponding to different railway track gauges. The sliding wheel is configured to slide axially on the axle extension component between the different sets of holes or slots on the axle extension component. When holes or slots on the sliding wheel and the axle extension component are aligned, locking pins or a locking key may be inserted into the aligned holes or slots to secure the sliding wheel in a position corresponding with a particular railway track gauge.