210results about "Positive railway stops" patented technology

The utility model relates to monorail crane sports car protection equipment, in particular to an intelligent monorail crane sports car catching device which comprises a fixed tripod and a car catching mechanism. The fixed tripod is fixed to the side wall of a roadway, a left inserting plate and a right inserting plate are arranged below the fixed tripod, a left fixed shaft and a right fixed shaft are arranged in a car catching frame of the car catching mechanism, the left fixed shaft is rotationally connected with a left car catching plate, the right fixed shaft is rotationally connected with a right car catching plate, and a left air cylinder and a right air cylinder are fixed to the upper portion of the car catching frame. A piston rod of the left air cylinder is hinged to the upper end of the left car catching plate, the upper end of the left car catching plate is further hinged to a horizontal left inserting rod, a piston rod of the right air cylinder is hinged to the upper end of the right car catching plate, and the upper end of the right car catching plate is further hinged to a horizontal right inserting rod. When the monorail crane runs, the intelligent car catching device can counteract the running potential energy of the car, so that the running car is stopped in time, and the possibility of accidents after the car runs is reduced.

The invention provides an intelligent management system based on an anti-slip brake shoe. The intelligent management system comprises the anti-slip brake shoe, a management terminal and a communication device, the anti-slip brake shoe comprises a brake shoe body, an intelligent detection module and an antenna bin, the brake shoe body comprises a shoe plate, a first baffle, a second baffle, a spring pressing plate and a tread, the intelligent detection module comprises a first shell, a second shell and a collection plate, and an upper electromagnetic sensor, a lower electromagnetic sensor, a gravity sensor and a positioning module are fixed to the collection plate. A positioning antenna and a communication antenna are arranged in the antenna bin, the management terminal is in communication connection with the anti-slip brake shoe through the communication device, and the management terminal is configured to obtain parameter information of the anti-slip brake shoe and monitor state information of the anti-slip brake shoe based on the parameter information. The system can obtain the pressing and bouncing state, the inserting and moving state, the displacement state, the inclination angle state and the positioning information of the anti-slip brake shoe, and monitors the state of the anti-slip brake shoe based on the parameter information, so that the management efficiency of the anti-slip brake shoe is improved.

The utility model relates to the technical field of track equipment, in particular to a track stopping device and a track stopping system. The normal direction of the bottom plate is arranged in the first direction. The clamping piece is arranged on one face, in the first direction, of the bottom plate, and the distance between the clamping piece and the bottom plate is adjustable; the stopping piece is connected to the other face, in the first direction, of the bottom plate, and the stopping piece extends in the direction away from the bottom plate in the first direction; the triggering rod is connected with the stopping piece, the triggering rod extends in the direction away from the stopping piece in the second direction, and the second direction is perpendicular to the first direction; and the distance between the trigger rod and the bottom plate is adjustable. The rail backstop device can solve the technical problems that an existing rail backstop device adopts a fixed structure and is connected with a rail in a welded mode, so that the installation efficiency is low, rail base metal is damaged, and the rail backstop device cannot adapt to different operation scenes.

The utility model discloses a mine track driver control car stopper, including track trolley, mine car track, car stop baffle and buffer baffle, the track trolley bottom surface is provided with the adjusting sliding slot, and is installed with two -way screw in adjusting sliding slot, and two -way screw one end is connected with servo motor output, the symmetrical card inlay of adjusting sliding slot has adjusting sliding block, and adjusting sliding block is fixedly installed with screw sleeve in, and adjusting sliding block bottom fixed mounting has car stop baffle, two mine car track side walls all have the fixed seat of symmetry welding, and the limit sliding slot is set up in the fixed seat, and the limit sliding block is inlayed in the limit sliding slot, buffer spring is installed between one side of limit sliding block and one side of limit sliding slot. Advantageous effects: the utility model for realizing that the driver can control through the driver control device, uses more nimble and convenient, and only needs to install a servo motor to control, reduces equipment manufacturing cost and power consumption, and the practicality is stronger.

Embodiments of the present application relate to the field of railway vehicle stopping and monitoring, and particularly to a railway anti-slip control and monitoring system and method. The railway anti-slip control and monitoring system comprises: an anti-slip device having a braking state and a release state; an anti-slip controller connected with the anti-slip device, controlling the anti-slip device to switch between the braking state and the release state, receiving state information of the anti-slip device; a control manager in communication connection with the anti-slip controller, sending control instructions to the anti-slip controller and receiving state information, the anti-slip controller controlling the anti-slip device according to the control instructions; a monitoring sensor arranged on the anti-slip device, monitoring the anti-slip device and the vehicle; a monitoring collector connected with the monitoring sensor, collecting monitoring data of the monitoring sensor; and a monitoring manager in communication connection with the monitoring collector and the control manager, respectively, receiving and determining whether the vehicle has slipped away according to the monitoring data and the state information. The system can exclude monitoring data interference and achieve accurate control of the anti-slip device.

The utility model discloses an ejector pin type control signal transmitting device of a parking device. The ejector pin type control signal sending device of the parking device comprises a base, a travel switch is arranged on the base, an ejector rod in sliding connection with the base is arranged opposite to a push rod of the travel switch, one end of the ejector rod extends into the base and is used for triggering the travel switch, the other end of the ejector rod extends out of the base, and a limiting piece is arranged on the side, extending out of the base, of the ejector rod. A reset spring connected to the outer side of the ejector rod in a sleeving mode is arranged between the limiting piece and the outer side wall of the base, and the reset spring is in a pressed state all the time in the working process. The railway parking anti-slip device solves the problem that the prior art cannot be directly used, so that the safety of the railway parking anti-slip device cannot be improved.

The utility model relates to the technical field of monorail hanging beams, in particular to a monorail hanging beam car arrester safety protection device which comprises a connecting base fixed to the top of a channel steel rail. A movable groove is formed in the top of the connecting base, and a limiting strip is movably arranged in the movable groove. A T-shaped seat is fixed to the top of the connecting seat, a penetrating hole is formed in the top of the T-shaped seat, a motor is installed at the top of the T-shaped seat, a driving rod is fixed to the output end of the motor, a winding wheel is fixed to one end of the driving rod, and a pull rope is wound in the winding wheel. According to the utility model, the integral structure is simple, the production and use costs are lower, the parts are all conventional parts in the market, and precision parts are reduced, so that the device is not easy to damage and lower in failure rate when in use, and the integral working efficiency is improved.

The utility model relates to the technical field of railway vehicle safe operation, and discloses a railway vehicle flexible car stop which comprises a mounting frame, fixing plates are fixedly connected to the periphery of the bottom of the mounting frame respectively, speed reduction assemblies are arranged at the bottoms of the fixing plates, a buffer is arranged at the top of the mounting frame, and a baffle is fixedly connected to the outer portion of the buffer. An adjusting assembly is arranged in the baffle; the speed reduction assembly comprises a connecting plate, the connecting plate is fixedly connected to the bottom of the fixing plate, a cushion block is fixedly connected to the bottom of the connecting plate, two damping rails are connected to the outer portion of the cushion block through first bolts, and railway lines are arranged at the opposite positions of the two damping rails. According to the utility model, a railway line is clamped by the damping rail, so that strong friction force generated by the first friction plate and the second friction plate brakes a vehicle from the bottom. The magnitude of the friction force is in direct proportion to the impact force of the vehicle, so that the kinetic energy of the vehicle can be effectively consumed, and the speed of the vehicle can be reduced within a short distance.

The utility model relates to the technical field of mine cage trackless rubber wheel car stoppers, and discloses a self-locking mine cage trackless rubber wheel car stopper which comprises a main body, a translation guide rail is arranged on the main body, a first car stopping assembly is connected to the translation guide rail in a sliding mode, and a lifting guide rail is arranged at the bottom of the main body. The speed reducer, the first lead screw and the second lead screw are driven by the servo motor to be linked, accurate movement of the car stopping assembly on the curve guide rail and the translation guide rail is achieved, in the car stopping process, the car stopping baffle is matched with wheels through the action of the rolling body to apply force to the car stopping baffle, and when the force reaches a set value, the car stopping assembly stops moving. When the tramcar stops rotating, the servo motor stops rotating and keeps a braking state, meanwhile, due to the self-locking property of the first lead screw and the second lead screw and the self-locking function of the speed reducer, it is ensured that the car stopping torque can be increased infinitely, sufficient stopping force is provided for the trackless rubber wheel tramcar, the car stopping safety performance is improved, and accidents are prevented.

The invention discloses a mine car stall protection device for a roadway inclined shaft, and relates to the technical field of coal mine safety, the mine car stall protection device comprises a mounting frame and two mounting bottom plates, a guide rotating rod is arranged at the bottom of the mounting frame, an intercepting frame is mounted at the bottom of the guide rotating rod, and the mine car stall protection device further comprises a protection mechanism used for limiting the intercepting frame when the intercepting frame intercepts a stall mine car. The protection mechanism further comprises two sets of supporting plates which are symmetrically arranged on the two sides of the interception frame, and through arrangement of the protection mechanism, when the interception frame intercepts a stalling mine car, the mine car impacts the interception frame, and the elastic buffer rope is in a large stretching state, through cooperation of a fixed rod, a movable rod and a limiting rod, the stalling mine car is prevented from falling off; according to the anti-springback device for the mine car, secondary movement of the stopped mine car caused by the springback force of the elastic buffer rope can be effectively prevented, so that the problem of secondary collision or structural damage of the mine car due to springback is well avoided, and the reliability and the safety of the mine car stalling protection device when the stalling mine car is intercepted are improved.

The utility model discloses a coal mine underground roadway car arrester, which belongs to the technical field of mine car stopping and comprises a mine tunnel foundation, a rail is arranged at the top of the mine tunnel foundation, a car arresting clamping seat is arranged at the top of the rail, reinforcing mechanisms are respectively arranged on two sides of the car arresting clamping seat, and a clamping groove is arranged at the bottom of the car arresting clamping seat. When a mine car is stopped and fixed, the car stopping clamping seat is placed on a rail, meanwhile, the car stopping inclined seat abuts against a wheel, at the moment, the first rotating block is rotated to drive the first screw to rotate, and the end of the first screw is driven to abut against the side face of the rail through threaded fit between the first screw and the first welding nut; and the vehicle stopping clamping base and the rail are fixed through cooperation between the first screw rod and the rail, the stability of the vehicle stopping clamping base placed on the rail is guaranteed, then the stability of the vehicle stopping inclined base for stopping the vehicle is guaranteed, and practicability is good.

The utility model relates to the technical field of ore extraction equipment, and discloses a mining vehicle stop device which comprises two frame bodies, two guide rods are fixedly installed on the sides, close to each other, of the two frame bodies, fixing lantern rings are fixedly installed on the two guide rods, a first connecting rod is fixedly installed between the two fixing lantern rings, and a second connecting rod is fixedly installed between the two fixing lantern rings. According to the anti-return device for the mine car, when the mine car passes through the anti-return plate and collides with the baffle, under the matching effect of the two sets of first springs, the two sets of second springs and the two dampers, the anti-return plate is rotationally installed on the first connecting rod, a limiting mechanism used for the anti-return plate is arranged on the first connecting rod, and the movable lantern rings are movably connected to the two guide rods in a sleeved mode. When the tramcar is subjected to counter-acting force and generates backward movement on the mining track, the anti-return plate prevents the tramcar from continuing to move backward on the mining track, and therefore the tramcar stays at a proper discharging position at the tail end of the mining track.

The utility model provides active traction type anti-slip equipment for a train set, which relates to the technical field of rail traffic and comprises a pair of wheel clamping pliers, a traction rope and a rail clamping device, the traction rope is connected with the wheel clamping pliers and the rail clamping device, the rail clamping device is used for being clamped on a train rail, and the wheel clamping pliers are used for clamping wheels; the wheel clamp comprises a right wheel clamp support and a left wheel clamp support, and the left wheel clamp support is rotationally installed on the right wheel clamp support and fixed in a self-locking mode; the device is installed on the face deviating from the runaway trend of a train set, a wheel is clamped through the wheel clamping pincers, the device is clamped on a train rail through the rail clamping device, the wheel clamping pincers and the rail clamping device are connected through the traction rope, and the wedge blocks of the rail clamping device are fixed to the left rail clamping block and the right rail clamping block in the length direction of the train rail. When the device is pulled by a traction rope, after displacement, the device extrudes a vehicle rail to generate upward and inward friction force in the direction of the hook body, self-locking of the device is completed, and the device is convenient to operate, small in influence of environmental factors, safe and reliable.

The utility model relates to the technical field of car stopping bars, and discloses a suspension type car stopping bar based on mine car derailment, which comprises a fixed column, one end of the inner wall of the fixed column is fixedly connected with a fixed disc, the output end of the top of the fixed disc is movably connected with a rotating disc, and the top of the rotating disc is provided with a plurality of arc-shaped limiting grooves. The output end of the bottom of the rotating disc is movably connected with a plurality of reinforcing anchors, the output ends of the tops of the reinforcing anchors penetrate through the top of the fixed disc, the output ends of the tops of the reinforcing anchors are in friction contact with the output ends of the arc-shaped limiting grooves, and the output ends of the tops of the arc-shaped limiting grooves are fixedly connected with bevel gears. The anti-derailing tramcar can easily move up and down according to needs, daily maintenance and overhaul are facilitated, quick response can be achieved in emergency, derailing tramcars are effectively blocked, and meanwhile the overall structure is more stable and more practical through fixing of the reinforcing anchor.

The utility model relates to the technical field of mine car transportation, and discloses a car stopping device for mine car transportation in an underground coal mine, which comprises a fixing frame, two rectangular plates are fixedly arranged at the bottom of the fixing frame, a stabilizing mechanism is arranged in the fixing frame, a buffering mechanism is arranged in the fixing frame, and the buffering mechanism is meshed with a rack through gear rotation. A rack drives a limiting plate to ascend, a lifting plate drives an anti-skid pad to ascend, the anti-skid pad is pressed on the top of a mine roof, and a fixing frame is installed more stably; a threaded rod is driven by a driving motor to rotate, so that a baffle descends, and a buffer rope is driven to descend to stop the mine car; when the buffer rope is damaged and cannot buffer the mine car, the buffer pad is matched with the first spring to protect the mine car, the movable plate extrudes the button, an alarm horn gives an alarm, and the buffer rope and a mechanism connected with the buffer rope can be replaced in time conveniently.

The utility model discloses a spring hydraulic internal supporting type parking anti-running device which comprises an executing mechanism, the executing mechanism is connected with an integrated block assembly through an executing pipe, the integrated block assembly is connected with an oil pump assembly through a first connecting pipe, the integrated block assembly is connected with an oil tank, the oil tank is connected with the oil pump assembly, and the oil tank is further connected with an energy accumulator. The energy accumulator is connected with the integrated block assembly through a second connecting pipe; during braking, hydraulic oil in the oil cylinder returns to the oil tank through the overflow valve, so that the braking capacity of the parking anti-slip device is convenient to adjust, the applicability of equipment is expanded, anti-slip is reliably carried out on a vehicle, and the safety of operation of a hump shunting yard is improved. When a vehicle is relieved, the spring and the working spring are installed in the oil cylinder, the oil cylinder is of a single-action type, hydraulic oil in the oil cylinder returns to an oil tank through the reversing valve during relieving, and the oil cylinder is novel in design, compact and simple in structure and safe and reliable in work.

The utility model discloses a mining cage electric car arrester which comprises a supporting plate, a rotating inserting rod is installed on the inner wall of a connecting block in a rotating and inserting mode, one end of the rotating inserting rod is fixedly connected with a check block, a connecting hinge is installed on the edge of the upper end of a fixed bottom plate, and a protective cover is installed on the other side of the connecting hinge in an overturning mode. According to the mining cage electric car arrester, the car arrester body, the stop block and the connecting block can be driven to turn over through the axial coupler and the driving unit, the stop block and the rail are attracted and spliced through the magnetic block to form a stopping structure, braking can be effectively conducted, the supporting plate and the fixed bottom plate are conveniently and rapidly disassembled and assembled, replacement is convenient, and the service life of the car arrester is prolonged. And transverse sliding adjustment can be achieved through a sliding groove and a sliding block, a stop body and a stop block can be rapidly replaced through a second fixing bolt and a limiting buckle block, rotation adjustment can be conducted on the stop block through a magnetic block by rotating an insertion rod, the situation that the magnetic block is damaged and cannot be used is avoided, and the using effect is better.

The present application relates to the technical fields of coal mine transportation safety, and discloses a coal mine transportation ground barrier device and a use method thereof, which comprises a base, a first ground barrier plate is arranged above the base, an adapter groove is arranged in the side end surface of the first ground barrier plate, and a second ground barrier plate is arranged in the adapter groove. Through the mutual cooperation of the first ground barrier plate, the second ground barrier plate, the torsion spring, the first gear, the second gear, the winding coil, the permanent magnet base, the conductor shaft, the sleeve, the contact patch, the conductor, the permanent magnet ring and the electromagnet and other structures, some problems caused by the single spring elasticity coefficient can be avoided. When the spring strength is large, the second ground barrier plate is easy to cause the mine car to be subjected to a relatively strong reaction force in the instant of contact with the mine car. When the spring strength is small, the buffering effect is poor, and the impact force exerted by the mine car on the second ground barrier plate is uncontrollable in terms of angle, the buffering effect is good, and the phenomenon of side slip caused by the unstable force direction of the mine car can be prevented.

The utility model belongs to the technical field of speed reducing devices, and particularly relates to a speed reducer for a freight rail train, which comprises a mounting component, a mounting seat, mounting plates arranged at four corners of the mounting seat, thread bushings arranged on two sides of the mounting seat, thread feeding rods arranged in inner cavities of the thread bushings, and a hand wheel arranged at one end of each thread feeding rod. The speed reduction assembly comprises a movable plate arranged at the other end of the threaded feeding rod, an elastic piece arranged on the opposite side of the movable plate, a clamping plate arranged on one side of the elastic piece, a mounting groove formed in the surface of the clamping plate, a damping fin arranged on one side of the clamping plate and a mounting block arranged on one side of the damping fin, and the damping fin is connected with the clamping plate through the mounting block and the mounting groove; the structure is reasonable, the damping fin is convenient to replace in the using process, the maintenance cost is reduced, and the flexibility and the practicability are high.

The utility model provides an exterior structure of a parking anti-running device, which comprises a base, a brake mechanism, a power mechanism, a transmission mechanism and a protection mechanism, and is characterized in that the base is arranged in a rail and is connected with the rail; the multiple brake mechanisms are arranged in the rail and connected with the base, and the brake mechanisms have a brake state in which the brake mechanisms abut against train wheels and a release state in which the brake mechanisms are separated from the train wheels; the power mechanism is arranged on the base and located on one side of the braking mechanism, and the power mechanism is suitable for driving the braking mechanism to conduct braking operation; one end of the transmission mechanism is connected with the power mechanism, and the other end is connected with the brake mechanism; the protection mechanisms are arranged on the braking mechanism, the power mechanism and the transmission mechanism correspondingly and are suitable for protecting the anti-running device. According to the anti-running device, through the arrangement of the structure, rain and snow can be prevented from being accumulated on the anti-running device, operation and maintenance of workers are not affected any more, working efficiency is improved, and potential safety hazards are reduced.

The utility model relates to the technical field of railways, in particular to a railway locomotive wheel stopper early warning device. A railway locomotive wheel stopper early warning device comprises a proximity sensor, an intermediate relay and an audible and visual alarm. Wherein the proximity sensor is connected with the control end of the intermediate relay; the intermediate relay is arranged on a power supply loop of the audible and visual alarm and is used for controlling the power supply state of the audible and visual alarm; the proximity sensor is used for monitoring the state of the wheel stopper and transmitting a monitoring signal to the intermediate relay; the intermediate relay is used for receiving a monitoring signal from the proximity sensor; when the monitoring signal shows that the wheel stopper is not removed, the intermediate relay is in a closed state so as to control the audible and visual alarm to give an alarm; and when the monitoring signal shows that the wheel stopper is removed, the intermediate relay is in an open state so as to control the audible and visual alarm not to give an alarm.

The invention discloses a permanent magnet type railway vehicle parking anti-slip device which is installed on two longitudinally-distributed walking rails, and at least one rail bottom clamping assembly is arranged on the two walking rails. At least one set of brake arm assembly is arranged between the two running rails; each set of rail bottom clamping assembly comprises a rail bottom outer clamp and a rail bottom inner clamp; the lower ends of the opposite sides of the two walking rails are each provided with at least one rail bottom inner clamp. The lower ends of the opposite sides of the two walking rails are each provided with at least one rail bottom outer clamp. Each set of brake arm assembly comprises a left brake arm and a right brake arm; the opposite ends of the left brake arm and the right brake arm are respectively connected with the upper part of a rail bottom inner clamp; two brake springs are arranged between the left brake arm and the right brake arm; a permanent magnetic chuck is arranged between the two brake springs; the tops of the opposite ends of the left brake arm and the right brake arm are fixedly connected with the brake rails respectively. The design is scientific, permanent magnet driving is adopted, and the workload of equipment maintenance is remarkably reduced.

The utility model discloses a door type support auxiliary transportation device which comprises a track laid along the center line of a roadway, a special flat plate transportation vehicle is arranged on the track and comprises an anti-derailment undercarriage, a consignment fixing device is arranged at the front end above the anti-derailment undercarriage, a weight box is arranged at the rear end above the anti-derailment undercarriage, and a wheel set is arranged at the bottom of the anti-derailment undercarriage. The consignment fixing device comprises a base fixedly connected with the anti-derailment undercarriage, a consignment lifting oil cylinder is vertically hinged to the base, the outer side of the consignment lifting oil cylinder is sleeved with an anti-toppling ring, the anti-toppling ring and the base are fixedly connected through at least three anti-toppling supporting rods, and a fixing plate is horizontally and fixedly arranged at the end of a piston rod of the consignment lifting oil cylinder. Two anchor rod penetrating holes are formed in the center line of the fixing plate in the track direction. According to the utility model, major hazard sources are eliminated, the workload of personnel is reduced through the leveling of the track, and the auxiliary transportation efficiency of the forepoling range is improved.

The invention relates to the technical field of damper equipment, and provides a trolley damper for a rail transportation system, which comprises a rail and a trolley sliding along the rail, a mounting plate is fixed on the side wall of the rail through a fixing screw, and a damping plate is hinged to the bottom of the mounting plate through a rotating shaft and extends below a rail path. The two ends of the long-barrel spring abut against the inner wall of the mounting plate and the protruding part of the damping plate correspondingly, so that the damping plate normally blocks the track path, the damping plate rotates anticlockwise around the rotating shaft under the thrust of the trolley to compress the long-barrel spring, and the trolley automatically resets for retaining after passing. The damping plate is matched with the long-barrel spring, the damping plate rotates anticlockwise around the rotating shaft under the thrust of the trolley to compress the long-barrel spring, the trolley drives the damping plate to reset clockwise through the rear long-barrel spring, and therefore automatic retaining of a normal blocking track path is completed.

The utility model relates to the technical field of anti-sliding devices, and provides a coal mine inclined drift rail transportation temporary anti-sliding device which comprises a U-shaped plate, fixing plates are fixedly installed on the two sides of the U-shaped plate, a connecting shaft is fixedly embedded in the U-shaped plate, a baffle is movably arranged on the outer surface of the connecting shaft in a sleeved mode, and the baffle is connected with the U-shaped plate in a sleeved mode. Connecting plates are fixedly mounted on the two sides of the baffle, and the two sliding rods are fixedly mounted on the two sides of the opposite faces of the two connecting plates; a plurality of buffer plates are movably installed on the outer surface of the baffle, when the mine car moves, the buffer plates can play a role in buffering, the buffer plates slide under the action of the sliding rods and can absorb impact force generated by moving of the mine car, the buffer plates are matched with a plurality of buffer springs to reduce the impact force and prevent the mine car from being damaged, and dampers are fixedly installed among the buffer plates. The damper converts kinetic energy generated when the mine car moves into energy in other forms to reduce vibration, so that the stability is improved, and the service life of the mine car is prolonged.

The utility model discloses a special rail for quickly positioning a bogie. The special rail comprises a main rail, a pneumatic motor and a rail changing structure in the main rail, the rail changing structure comprises a displacement rail, a turbine, a mounting seat, a connecting shaft rod, a worm and a positioning seat; a shaft body of the displacement rail is provided with a V face and a plane, a turbine is arranged at one end of the displacement rail, a mounting seat is sleeved on the outer side of the turbine, and a positioning seat is fixedly arranged at the other end of the displacement rail. The outer end of the connecting shaft rod is connected with the pneumatic motor, the worm is arranged on the connecting shaft rod in a sleeving mode and integrally penetrates into the inner side of the mounting base, and the worm is meshed with the turbine. The trafficability is guaranteed, and flexible switching between a V-shaped positioning mode and a plane passing mode is guaranteed through the rail switching structure. The device basically does not occupy space, and only occupies the position of an original track while ensuring functions. According to the utility model, the structure is simplified, and the simplest V-shaped positioning design is adopted and fused into the main rail, so that the two rails are finally simplified.

The application relates to a stop shoe (1) that can be locked to a rail head (5) of a rail (3) for securing a unit that can be transported on rails (3), in particular a high-voltage device, preferably a transformer. In order to securely hold the position of the unit on a rail in a simple manner, the stop shoe (1) comprises a frame (7) designed to encompass at least part of the rail head (5) and at least one clamping element (9) that is movably held in the frame (7). The stop shoe (1) is designed to create a self-locking clamping of the rail (3) between the frame (7) and the at least one clamping element (9).

The present application relates to the technical field of vehicle braking, particularly to a railless rubber-tyred vehicle stopper, comprising a blocking mechanism, two isolation frames, and side frames arranged at the edges of the isolation frames; a connecting mechanism, a fixed connecting component and a bottom limiting component arranged between the two isolation frames; and a driving mechanism, a movable component and a driving component arranged between the fixed connecting component and the bottom limiting component. The fixed connecting component is arranged to better limit the isolation frames, thereby adjusting the gap between the two isolation frames, and better placing the device on the wheels so that one side of the isolation frame is attached to the outer surface of the wheel body, achieving effective braking effect. The bottom limiting component is arranged to better adjust the friction with the ground, thereby better limiting the isolation frame and achieving effective braking effect.

The application discloses a mine vertical shaft cage linkage car stopper and relates to the technical field of mine car stoppers. The car stopper comprises a frame arranged below a track, a mounting seat arranged on the frame outside the track, a rotating shaft I arranged in the mounting seat, a car stopping block rotatably connected to the rotating shaft I, and a spring arranged on the rotating shaft I. The car stopper can clean the surface of the track through air holes I to avoid dust, and air holes II can form a gas diffusion layer to prevent dust from invading the rotating part, thereby reducing the probability of jamming. The pressure sensor and the position sensor can monitor two parameters to accurately diagnose faults such as jamming and loosening of the connecting rod II. In combination with dust data, the sensor faults and false alarms can be distinguished. The buffer structure can reduce impact damage and maintenance costs, and the transportation safety can be ensured.

The application provides a slow-loading steel belt longitudinal deformation sports car protection energy-absorbing device, which comprises a base, the base extends along a first direction, and arrayed mounting holes are arranged on both sides of the base for external fixed connection; a steel belt roll storage box is fixedly installed at one end of the base, and a disc-shaped steel belt is arranged in the steel belt roll storage box; a loading mechanism is located at the end of the base away from the steel belt roll storage box, and comprises a mounting frame fixedly installed on the base and a sliding frame slidingly installed on the mounting frame; the output end of the steel belt passes through the mounting frame and extends to the side of the mounting frame away from the steel belt roll storage box; matching concave wheels and convex wheels are arranged on both sides of the sliding frame on the sliding frame for loading with the steel belt; and a limiting portion is arranged on the mounting frame along the sliding direction of the sliding frame for adjusting the spacing between the concave wheels and the convex wheels. By passing the steel belt through the loading mechanism, the steel belt can be deformed to different degrees with the change of the spacing between the concave wheels and the convex wheels, thereby generating different resistances.