16results about "Rail engaging elements" patented technology

The invention relates to a high-speed rack rail injection mechanism which is applied to a rack rail vehicle walking on a rail, the rack rail vehicle comprises a rack rail wheel, a meshing rack for the rack rail wheel to walk is arranged on the rail, and the rack rail vehicle further comprises a synchronizing device and a correcting device which are arranged at the driving-in end of the meshing rack, and the correcting device is used for adjusting the tooth entering position of the rack rail wheel. The toothed rail wheel sequentially passes through the synchronizing device and the correcting device and is meshed with the meshing rack; the synchronizing device comprises a synchronizing frame arranged on the track, a passing channel for the toothed rail wheels to pass through is arranged on the synchronizing frame, and a plurality of guide wheel mounting grooves distributed in the moving direction of the toothed rail vehicle and telescopic guide wheels arranged in the guide wheel mounting grooves in a one-to-one correspondence mode are arranged on the two sides of the passing channel. The telescopic guide wheel can move in the direction perpendicular to the movement direction of the rack rail vehicle, and the telescopic guide wheel is horizontally arranged and has magnetism. Quick synchronous rotating speed of the toothed rail wheel can be achieved without adding a magnet on the toothed rail wheel, the requirement for the strength of the toothed rail wheel is effectively lowered, and the overall working stability is improved.

The invention relates to the technical field of coal mine fully-mechanized coal mining equipment, in particular to a coal mine fully-mechanized coal mining face self-moving type equipment train. Rectangular grooves are formed in the front and rear sides of the middles of a plurality of sequentially-arranged supporting plates correspondingly, and rails are fixed to the front and rear ends of the top faces of the supporting plates; the rail clamping assembly comprises a base fixed to the middle of the bottom face of the flat car, rail clamping mechanisms with the top ends slidably clamped to the two sides of the middle of the base and a driving mechanism. Brake blocks are fixed to the bottoms of the rail clamping mechanisms. The third lug seats are fixed to the two sides of the middle of the top face of the bottom plate, the bottom ends of piston rods of the jacking oil cylinders are connected to the third lug seats, and the top ends of the piston cylinders are fixed to the bottom face of the flat car. The two ends of the trolley moving oil cylinder are connected to the first lugs corresponding to the two adjacent flat cars correspondingly. The two ends of the plate moving oil cylinder are connected to the second lug seats corresponding to the two adjacent supporting plates correspondingly. The rigid connecting piece is used for connecting two adjacent flat cars; the problem that the rail equipment train on the fully mechanized coal mining face is difficult to safely and efficiently move is well solved.

The present invention discloses a straddle-type monorail vehicle and a single-axle bogie thereof, wherein the single-axle bogie comprises a frame, a left radial oil cylinder and a right radial oil cylinder symmetrically arranged between the frame and the vehicle body, and a left-turn supporting wheel set and a right-turn supporting wheel set respectively arranged on the frame; all left buffer oil cylinders of the left-turn supporting wheel set are connected to the left radial oil cylinder, and all right buffer oil cylinders of the right-turn supporting wheel set are connected to the right radial oil cylinder. The present invention uses the left buffer oil cylinder and the right buffer oil cylinder to control one of the left radial oil cylinder and the right radial oil cylinder to automatically extend and the other to automatically retract in a manner with minimum energy consumption, so as to stably support the vehicle body for turning, reduce the side slip angle and side slip force generated when the frame turns, and simultaneously adjust the preload force of the left-turn supporting wheel set and the right-turn supporting wheel set, so that the preload force remains stable within a certain range, thereby effectively improving the lateral stability of the vehicle body when turning.

The utility model discloses a tunnel secondary lining trolley walking mechanism with an anti-skid function, and relates to the field of tunnel construction equipment. The secondary lining trolley is mainly designed for solving the problems that an existing secondary lining trolley is not provided with an anti-skid structure during construction, and the safety coefficient is low. The trolley comprises a frame fixed to the bottom of the trolley, and walking mechanisms are arranged on the two sides of the frame. The walking mechanism comprises a driving wheel, a driven wheel and a crawler belt, the driving wheel is connected with an output shaft of the driving motor, the steel rail comprises a bottom plate and side plates, a plurality of first protruding blocks are fixed to the bottom plate of the steel rail, the space between every two adjacent first protruding blocks is an anti-skid groove, and a plurality of second protruding blocks are fixed to the surface of a crawler belt plate. Clamping grooves are formed in the upper ends of side plates of the steel rails, and connecting rods on the tops of the clamping grooves are rotationally connected to axles of the driving wheels. A plurality of arc-shaped clamping grooves are formed in side plates of the steel rails, grooves are formed in side plates of the clamping grooves, telescopic springs are arranged in the grooves, telescopic blocks are arranged at the other ends of the telescopic springs, and balls are installed on the telescopic blocks. The device has the advantage of effectively preventing the device from slipping.

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 rail-mounted mountain photovoltaic transportation device and a using method thereof.The rail-mounted mountain photovoltaic transportation device comprises a rail device, a transportation vehicle is arranged at the top of the rail device, the rail device comprises a fixed rail, a first connecting rail is arranged on one side of the fixed rail, and a second connecting rail is arranged on the other side of the fixed rail; the first connecting rail and the second connecting rail are fixedly connected with the fixed rail through connecting assemblies. A plurality of electric wheels are arranged at the bottom of the transport vehicle and arranged on the outer walls of the first connecting rail and the second connecting rail correspondingly, a supporting plate is fixedly connected to the bottom of the transport vehicle, a plurality of supporting shafts are rotationally connected to the bottom of the supporting plate, pulleys are rotationally connected to the outer walls of the supporting shafts correspondingly, and the pulleys are arranged on the two sides of the fixed rail correspondingly. Fixing assemblies are arranged on the top of the transport vehicle. Modularized assembly of the fixed rail, the first connecting rail and the second connecting rail facilitates disassembly and assembly, a power supporting system of the electric wheels and the pulleys of the transport vehicle guarantees the transport stability, and the fixed assembly achieves mechanical locking of the photovoltaic module to prevent transport displacement.

The invention discloses a train bogie low limit control system which is characterized in that a bogie runs on a running surface of a track through tires, and a low limit switch is arranged between the bogie and the running surface and is connected with the bogie; under the normal operation state of the train, a certain distance is kept between the low limit switch and the running surface; when the train breaks down, the height reduction value of the bogie exceeds the safety threshold value, and the low limiting switch makes contact with the walking face. The invention further discloses a control method of the control system. By adopting the technical scheme, the installation is simpler and more convenient, and the cost is reduced; the real-time responsiveness of the system to abnormal changes is improved, and potential hidden dangers can be found more timely; the fault probability of the system is reduced, and the stability and reliability of the whole system are improved; it is ensured that the system can take appropriate protection measures when abnormality is detected; and through a proper speed reduction strategy, the running stability is ensured, so that the tires are kept intact before reaching the next station.

The utility model provides a rail type mountain photovoltaic transportation device which comprises a rail device, a transportation vehicle is arranged on the top of the rail device, the rail device comprises a fixed rail, a first connecting rail is arranged on one side of the fixed rail, a second connecting rail is arranged on the other side of the fixed rail, and the first connecting rail and the second connecting rail are fixedly connected with the fixed rail through connecting assemblies. A plurality of electric wheels are arranged at the bottom of the transport vehicle and arranged on the outer walls of the first connecting rail and the second connecting rail correspondingly, a supporting plate is fixedly connected to the bottom of the transport vehicle, a plurality of supporting shafts are rotationally connected to the bottom of the supporting plate, pulleys are rotationally connected to the outer walls of the supporting shafts correspondingly, and the pulleys are arranged on the two sides of the fixed rail correspondingly. Fixing assemblies are arranged on the top of the transport vehicle. Modularized assembly of the fixed rail, the first connecting rail and the second connecting rail is convenient to disassemble and assemble, a power supporting system of the electric wheels and the pulleys of the transport vehicle guarantees transport stability, and the fixed assembly achieves mechanical locking of the photovoltaic assembly to prevent transport displacement.

The invention relates to the technical field of railway vehicle braking systems, and discloses a device for preventing a coke oven railway vehicle from slipping in rainy days, which comprises a vehicle body, a base is fixedly connected to the outer surface of the vehicle body, an electric hydraulic booster is arranged at the bottom of the base, and a connecting rod is arranged at the bottom of the electric hydraulic booster. A shell is arranged at the bottom of the connecting rod, and a cleaning head is arranged at the bottom of the shell. A base is fixedly connected to the outer surface of a vehicle body, an electric hydraulic booster, a connecting rod, a shell and a sweeping head are sequentially arranged at the bottom of the base, and a limiting connecting rod, a sleeve and other structures are arranged on the right side of the shell, so that the aim of preventing the coke oven railway vehicle from slipping in rainy days is achieved; the electric hydraulic booster is used for driving the sweeping head to descend to sweep accumulated dust on the track, meanwhile, the clamping plate abuts against the side face of the track through the limiting connecting rod, the sleeve and a related linkage structure, and the friction force between the vehicle body and the track is increased.

The utility model discloses a variable-pitch power line patrol vehicle, and belongs to the technical field of power line patrol equipment. The device comprises a mobile platform and a sensor module loaded on the mobile platform and used for line inspection, and further comprises a driving wheel assembly which comprises a mounting plate, a driving mechanism fixed on the mounting plate, a driving wheel located on the side face of the mounting plate and fixed to a rotating shaft of the driving mechanism, and a pair of follow-up guide wheels located on the two sides of the driving wheel; and the telescopic assembly is provided with a telescopic end which stretches and retracts towards one side or two sides, and the telescopic assembly is fixed on the movable platform. According to the line patrol vehicle, the distance between the left and right driving wheel assemblies is variable through the telescopic assembly; in addition, the driving wheel assembly is provided with a pair of follow-up guide wheels arranged on the two sides of the bridge guide rails respectively, when the distance between the bridge guide rails fluctuates, the bridge guide rails can extrude the follow-up guide wheels, the follow-up guide wheels drive the telescopic ends of the telescopic assemblies to move, and the purpose of stably passing on the bridge guide rails with continuous track gauge changes is achieved.

The present invention discloses a train bogie low-limit control system. The bogie runs on a track running surface via tires. A low-limit switch is provided between the bogie and the running surface, connected to the bogie. During normal train operation, the low-limit switch maintains a certain distance from the running surface. When a train malfunctions and the bogie's height drops by a value exceeding a safety threshold, the low-limit switch contacts the running surface. The present invention also discloses a control method for the control system. The above-mentioned technical solution simplifies installation and reduces costs. The system's real-time responsiveness to abnormal changes allows for more timely detection of potential hazards. The system's failure probability is reduced, improving overall system stability and reliability. The system ensures that appropriate protective measures are taken when an abnormality is detected. An appropriate speed reduction strategy is employed to ensure operational stability, protecting the tires from damage before reaching the next station.

The present application belongs to the field of rail transit technology, and specifically provides a suspension rail transit turnout reversing system, which comprises a track and a vehicle body, the track is provided with a turnout at a branch, the vehicle body is provided with a control unit, the turnout is arranged on the inner wall of the track on both sides, the vehicle body is provided with a rail changing device, the rail changing device comprises a driving unit, a connecting frame and a rail changing wheel, the connecting frame connects the rail changing wheel on both sides of the vehicle body, so that the rail changing wheel can run on the inner wall of the track and cooperate with the corresponding side turnout; the driving unit is in communication connection with the control unit and drives the connecting frame to act, so that the rail changing wheel can move away from the corresponding side turnout; in the present application, the rail changing wheel is arranged on both sides of the vehicle body, does not occupy the roof space, reduces the height of the vehicle body and the track beam, and reduces the manufacturing cost; when the vehicle body runs on a non-turnout, the rail changing wheels on both sides are close to the inner wall of the track, effectively suppresses the lateral swing, and improves the driving stability; when the vehicle body runs on a turnout, only the rail changing wheel on the side opposite to the turning direction needs to act, and the rail changing wheel on the other side needs to keep cooperating with the turnout, so that the rail can be changed.

The utility model discloses a production line linear moving working trolley which comprises a trolley frame body and a plurality of idler wheels arranged at the bottom of the trolley frame body in a rotating mode, a plurality of positioning supporting parts are arranged on the trolley frame body, and a hinge seat is connected to the trolley frame body in a rotating mode through a first rotating shaft. The hinged seat comprises a power input part and a power output part which are eccentrically arranged relative to the first rotating shaft, a driving handle is fixedly connected to the power input part, a guide rod is further arranged on the frame body in a lifting mode, the guide rod can be switched between a use state and a storage state in a lifting mode relative to the frame body, and a pull rod is connected between the power output part and the guide rod; one end of the pull rod is hinged to the power output part, the other end of the pull rod is hinged to the upper end of the guide rod, and an elastic piece is arranged between the guide rod and the frame body and always tends to enable the guide rod to move towards the storage state. The method has the effects of convenient route switching and time-saving and labor-saving operation.

The skid device comprises a skid, an oil conveying pipe, an oil pump and a controller, an oil conveying hole is formed in the skid, the oil conveying pipe is connected between the oil conveying hole and an oil tank, the oil pump is arranged on the oil conveying pipe, and the controller is connected with the oil pump. The oil pump pumps oil into the oil conveying hole from the oil tank, the oil conveying hole automatically sprays oil to the rail, friction force between the skid and the rail is reduced, and therefore the abrasion loss of the skid is reduced, and the service life of the skid is prolonged.

The invention provides a track control traffic, which belongs to the track control traffic technology of unmanned rigid guidance track transfer sliding, and comprises a track control, the track control is provided with a slide way, the slide way is provided with a shaft ball sliding mechanism, the sliding mechanism is provided with a frame loading platform, a track control vehicle is formed, and the vehicle-road integrated rooted traffic is formed. The slideway is provided with a fixed curved sliding track rigid guidance path, under the driving working state of the sliding mechanism, the motion track of the track control vehicle is locked and operated by slideway hardware rigid guidance track transfer all the time, multiple functions of safety, unmanned driving, magnetic counter weight energy saving and the like are achieved, and electric control intelligent track control traffic is formed. Therefore, the released safety traffic extreme energy efficiency shows that an orbit control rocket vehicle, an orbit control aircraft and a nuclear power orbit control train can be realized in orbit control traffic, the orbit control rocket vehicle has a top-speed launching function, the orbit control aircraft has a root supersonic flight function, and the nuclear power orbit control train has the functions of a movable nuclear power station, a movable airport and the like.

The present invention discloses a grounding device for a rail vehicle, a rail vehicle and a rail transportation system, wherein the rail vehicle can be movably matched with a rail beam, and the rail beam is provided with a grounding rail and a rail beam baffle; the grounding device comprises: an anti-rollover baffle and a grounding shoe, the end of the anti-rollover baffle is located below the rail beam baffle so that the anti-rollover baffle and the rail beam baffle are stopped when the rail vehicle tilts; the grounding shoe is arranged below the end of the anti-rollover baffle, and the grounding shoe is used to contact the grounding rail. Thus, by matching the rail beam baffle, the anti-rollover baffle, the grounding shoe and the grounding rail, the rail vehicle can be prevented from rolling over, and the installation can be convenient, eliminating a large number of grounding shoe installation devices, and the grounding device is small in size and simple in structure, which can save manufacturing costs.