96 results about "Braking equipment" patented technology

A braking apparatus for a vehicle is disclosed herein. According to an embodiment of the present disclosure, a braking apparatus for a vehicle is provided, the apparatus including: a front wheel braking unit configured to brake a front wheel of the vehicle; a rear wheel braking unit configured to brake a rear wheel of the vehicle using an electro-mechanical brake; a main control unit configured to control the front wheel braking unit using hydraulic pressure and to transfer a braking command to the rear wheel braking unit; and an auxiliary control unit configured to enable redundancy control of the rear wheel braking unit, wherein the front wheel braking unit further comprises at least one electronic parking brake caliper disposed on the front wheel, and wherein the electronic parking brake caliper is connected to the auxiliary control unit and controlled by the redundancy control unit.

A vehicle electronic system including a parking brake equipment, comprising a brake element (2) including either a brake pad or a brake shoe, said brake element (2) including an electrical circuit equipped with one or more sensors (3, 4, 5) for real-time detection of signals relating to temperatures and / or to normal forces and / or to shear forces and having electrical terminals arranged in a zone for collecting the signals from the brake element, said vehicle electronic parking brake system further comprising an actuator (8) of the brake element (2), a controller (7) delivering a braking force command to the actuator (8), and regulating means (9, 10) driving the controller (7), wherein the regulating means (9, 10) include a closed regulating loop of the braking force including a reference braking force generator (10), said closed regulating loop of the braking force being communicating with said sensors (3, 4, 5) to acquire at least one of temperatures and / or normal forces and / or shear forces measurements.

The brake device (1) provided for a railway vehicle comprises at least one wheelset (99) having a wheelset axle (98), along which a wheelset axis (y) extends coaxially, and the brake device (1) comprises wheels (9, 9', 9'') directly or indirectly connected to the wheelset axle (98) and rotatable about a wheel axis (x), and comprises eddy current rotors (22A; 22B) connected to the wheels (9, 9', 9''), and the eddy current rotors (22A; 22B) and at least one friction brake (3; 3A, 3B) having a friction rotor (32; 32A, 32B; 92) connected to or integrated in the wheels (9, 9', 9'') and having a friction stator (31; 31A, 31B) displaceable relative to the friction rotor (32; 32A, 32B; 92). - the eddy current brake (2A; 2B) and the friction brake (3; 3A, 3B) can be sequentially actuated by a single actuation device (7) and drive device (8), said drive device (8) being connected to the actuation device (7) and controllable by a control unit (10); the eddy current rotor (22A; 22B) is designed as one piece or segmented, has a disk or ring shape, is aligned coaxially with the wheel axis (x) and is connected to one side of the wheel (9, 9', 9'') or is integrated into the wheel (9, 9', 9''); at least one eddy-current stator (21A; 21B) is designed as one piece or segmented and is displaceable in the direction of the wheel axis (x) in front of the eddy-current rotor (22A; 22B) or tiltable segment-by-segment relative to the eddy-current rotor (22A; 22B); - the wheels (9, 9', 9'') have a wheel rim (92) acting as a friction rotor (32) with a front surface (921) directed radially outward with respect to the wheel axis (x) acting as a braking surface, and the friction stator (31) is displaceable with respect to the front surface (921).

This invention relates to an electric drive device (2) for use in an electro-hydraulic braking device, the electric drive device comprising: a housing (4); and stator-rotor units (8), (26) received by the housing (4) for moving a piston in a cylinder-piston assembly to generate braking pressure. Here, the stator-rotor units (18), (26) have a stator (18) having a plurality of magnetizable, pole-forming stator teeth SZ1, SZ2...SZ 11 SZ 12 The arrangement structure consists of stator teeth SZ1, SZ2...SZ 11 SZ 12 The teeth are divided into separate, inserted pairs SZ1 & SZ2, SZ3 & SZ4...SZ, which are inserted into the housing (4). 11 &SZ 12 Here, the teeth are SZ1 & SZ2, SZ3 & SZ4...SZ 11 &SZ 12 Each tooth pair is wound with its own and shared metal wire that forms part of the coil (20), the two wire ends D of the tooth pair A D E Electrical contact (20) is made of a separate housing insert (8) made of plastic, which engages with the housing (4) and covers the stator-rotor unit (18), (26). The individual stator teeth SZ1, SZ2...SZ 11 SZ 12 They are pressed against each other in a side-by-side manner within the housing (4) and pressed against the housing (4).

The invention relates to a method for operating a pump motor (3) of a control device (1) for a brake system, wherein the control device (1) has a pump motor (3), a valve device (4) having at least one electrically actuatable switching valve, an electric first supply terminal (5) which can be electrically connected to the pump motor (3), and an electric second supply terminal (8) which can be electrically connected to the valve device (4), wherein an electric rated operating current for the pump motor (3) is predefined, and wherein the pump motor (3) is electrically connected to the first supply terminal (5) such that the rated operating current is supplied at least in part via the first supply terminal (5). The invention provides that the pump motor (3) is electrically connected to the second supply terminal (8) such that the rated operating current is supplied at least in part via the second supply terminal (8).

The application discloses a control method and device of a vehicle, a processor and the vehicle. The method comprises the following steps: in response to the vehicle being in a crawling mode, determining a first pedal state of a braking device of the vehicle; in response to the first pedal state indicating that the braking device is in an un-pedaled state, determining a second pedal state of an accelerating device of the vehicle, and determining a target vehicle speed of the vehicle at a future time based on the second pedal state and a current vehicle speed of the vehicle at a current time, wherein the future time is later than the current time; in response to the first pedal state indicating that the braking device is in a pedaled state, determining the target vehicle speed based on the current vehicle speed and a first pedal opening degree of the braking device, wherein the first pedal opening degree is used to indicate an opening degree of the braking device in the pedaled state; and controlling an electric drive system of the vehicle to output a target torque based on the target vehicle speed, wherein the target torque is used to drive the vehicle to travel at the target vehicle speed. The application solves the technical problem of low effectiveness of vehicle control.

The invention relates to the field of brake equipment, in particular to a hydraulic equipment self-locking tool which comprises a hydraulic cylinder, a hydraulic output shaft arranged on the hydraulic cylinder, a protective shell arranged on the hydraulic cylinder, a rotating unit rotationally arranged on the hydraulic cylinder and a brake ring fixedly arranged on the hydraulic cylinder and used for being matched with the rotating unit for braking. The linear telescopic motion of the hydraulic output shaft during working drives the rotating ring to rotate through the matching of the spiral thread and the spiral block, and when the hydraulic output shaft breaks down, the rotating ring is driven to rotate rapidly through the instantaneous speed of rapid collapse of the hydraulic output shaft to generate centrifugal force, so that the hydraulic output shaft is prevented from breaking down. The movable ring is thrown out in the direction from the second guide assembly to the first guide assembly, the clamping teeth are connected with the gear ring in a clamped mode, the rotating ring stops rotating, and therefore brake locking of the hydraulic output shaft is achieved through cooperation of the spiral blocks and the spiral threads, the hydraulic output shaft is prevented from further collapsing, and more serious accidents are avoided.

The utility model provides traveling and parking integrated braking equipment for a micro-sized loader and a small-sized loader, and belongs to the technical field of loader braking. Comprising a connecting frame, the connecting frame comprises a front axle, a rear axle and a universal transmission shaft, and the universal transmission shaft is located between the front axle and the rear axle; and the four sets of wheels are all installed on the connecting frame, and two sets of wheels are installed on the two sides of the front axle and the two sides of the rear axle correspondingly and used for driving the connecting frame to move. According to the utility model, the service brake is arranged at the input end of the central transmission small bevel gear shaft, so that the arrangement has the advantages that the braking torque required by the position is smaller than that required by the arrangement scheme, and a smaller brake can be adopted; due to the fact that the whole miniature loader is light in weight, and the hydrostatic transmission system has the braking assisting function on the whole loader, when the brake is arranged at the position, the service brake can completely bear the impact load of a downstream transmission system during braking.

According to the train brake output loop state detection method, a state detection subsystem is designed in a brake output loop and comprises an output control unit, an input acquisition unit, an output unit and a state detection unit; the detection method comprises the steps of large loop state detection and middle loop state detection, and detection coverage of the state of the whole brake output loop is achieved. After the state detection unit receives a periodic control signal of the output control unit, detection on the state of the brake output loop is started, and detected state information is fed back to the output control unit; according to the detection method, the state of the brake output loop is continuously monitored in real time in the whole period of state verification after the brake equipment is powered on, runs and stops. According to the detection method, the problem that the brake output loop state real-time detection function is lacked in the train running process is effectively solved, and the requirement for continuous safety monitoring of the power-on brake system in the whole running cycle of the railway train is met.

The application relates to the technical field of composite material electromagnetic brake detection, in particular to a composite material electromagnetic brake detection tool, which comprises a driving mechanism, a supporting shaft assembly is arranged on the driving mechanism, a detection box body assembly is rotatably sleeved on the supporting shaft assembly, and a mounting mechanism is arranged on the detection box body assembly. The application can quickly clamp and fix an electromagnetic brake assembly, can adapt to electromagnetic brake assemblies of various specifications, can fully simulate the operation of an electromagnetic brake device, can detect a composite plastic brake pad in continuous operation to understand the physical capacity of the composite plastic brake pad, that is, the friction capacity and heat resistance of the composite plastic brake pad, can control temperature heating, and can detect the physical change of the composite plastic brake pad after operation under different temperature conditions, so that the electromagnetic brake is detected.

The utility model relates to an integrated electronic mechanical braking device, and belongs to the technical field of braking equipment. The brake caliper assembly comprises a mounting frame, a brake caliper body assembly and an MGU assembly. The MGU assembly comprises an electronic control unit, a speed reducing and distance increasing unit and a parking unit. The brake caliper body assembly is provided with a brake caliper body, and the brake caliper body is installed on the installation frame in a sliding mode. The speed reducing and distance increasing unit comprises a power shaft and a speed reducing gear set; the electronic control unit comprises a control assembly, a brake motor and a parking power part. The parking unit comprises a ratchet wheel and a pawl; one end of the power shaft is connected with the brake motor through the reduction gear set, and the other end of the power shaft serves as a power output end and is connected with the brake caliper body. The ratchet wheel is connected with the power shaft, the pawl is installed on the installation frame, and one end of the pawl is connected with the parking power piece. The braking motor and the parking power piece are electrically connected with the control assembly. The control assembly is integrated, an additional ECU does not need to be connected, the space utilization rate of the chassis is effectively increased, and the parking braking function is achieved while the service braking requirement is met.

The embodiment of the invention relates to an electronic anti-slip adjustable brake device for a motor vehicle and a method for controlling the electronic anti-slip adjustable brake device. The invention relates to an electronically slip-adjustable brake system for a motor vehicle, comprising a first brake pressure generator for generating a brake pressure in a brake circuit as a function of a current brake desired; and a brake pressure modulation device for modulating the brake pressure as a function of a current wheel slip on the wheel. The brake pressure modulation device comprises a second brake pressure generator connected to the brake circuit in parallel with the first brake pressure generator, a first reversing valve for regulating the pressure medium, and a pressure medium reservoir for receiving the pressure medium. The electronic controller is responsible for controlling all the components according to needs. The first pressure medium connection from the first brake pressure generator to the second brake pressure generator is regulated by an electrically controllable second reversing valve which is designed as a reversing valve which is opened without current.

The invention provides a self-adaptive anti-galloping hydraulic damper for a belt conveyor, and belongs to the technical field of conveyor braking equipment. The device comprises two supporting beams, four first hydraulic cylinders, a groove frame and three damping plates, a plurality of snakelike water channels are formed in the damping plates, three water supply boxes are arranged on the front side and the rear side of the groove frame correspondingly, and a plurality of plug pipes are fixedly installed on the outer walls of the sides, close to the groove frame, of the water supply boxes; the ends, away from the water supply box, of the multiple plug pipes extend into the ends of the corresponding S-shaped water channels, a same supporting plate is fixedly installed between the two supporting beams, and a water tank, a water distribution main pipe and a water pump are fixedly installed at the top of the supporting plate. The self-adaptive anti-galloping hydraulic damper for the belt conveyor has the advantages that the heat dissipation efficiency is high, use is stable and reliable, the damping plate is convenient to replace, and the operation and maintenance cost is reduced.

The invention relates to a brake force generator for a brake device, comprising a drive shaft which is rotatably mounted in a housing of the brake force generator, an electric motor having a rotor and at least one motor winding, wherein the rotor is arranged in a torque-proof manner on the drive shaft and can be rotated by energizing the motor winding, a movably mounted actuating element, a transmission which acts between the drive shaft and the actuating element in such a way that the actuating element is moved when the drive shaft is rotated, wherein the transmission has a planetary gear mechanism having a sun gear which is connected in a torque-proof manner to the drive shaft, a rotatably mounted planet carrier, at least one planet gear which is rotatably mounted on the planet carrier and an output toothing which is assigned to the actuating element. It is provided here that the output toothing is configured in a housing wall of the planet carrier which faces away from the end region of the electric motor.

The invention relates to a hydraulic brake system for operating hydraulically actuatable wheel brakes of an autonomously operating motor vehicle, comprising for each wheel brake an electrically actuatable inlet valve and an electrically actuatable outlet valve, as well as a first and a second electronic control device, a pressure medium reservoir at atmospheric pressure and a unique pressure source, the pressure source comprising a first and a second pressure output, the first pressure output being hydraulically connected to the inlet valve of a first brake circuit and the second pressure output being hydraulically connected to the inlet valve of a second brake circuit, the pressure source being an electrically motor-driven hydraulic multi-piston pump with a redundant drive structure. The invention further relates to a brake system having such a hydraulic brake system and to an electronic hydraulic brake control unit for a brake system of a motor vehicle, comprising a valve block for accommodating an electromagnetic switching valve and a pressure source, at least one electric motor being arranged on the valve block for driving a multi-piston pump with a redundant drive structure.

The utility model belongs to the technical field of mechanical braking equipment, and particularly relates to an elevator safety braking device which comprises a fixing seat. A first brake drum is mounted on the inner side wall of the fixed seat; a second brake drum is mounted on the side wall of the fixed seat; a plurality of fixed shafts are mounted on the side wall of the fixed seat; the multiple fixing shafts can fix a first brake drum and a second brake drum. The side wall of the first brake drum is rotationally connected with a bolt; the bolt penetrates through the first brake drum; the end part of the bolt is fixedly connected with a brake tile; the side wall of the brake tile is in sliding connection with a brake disc; the second brake drum is in sliding connection with the brake disc; the middle part of the brake disc is hollow; a bolt is installed on the first brake drum and penetrates through the first brake drum, the end of the bolt is fixedly connected with a brake tile, the speed reduction of the brake disc is adjusted by adjusting the position of the bolt and adjusting the contact size of the brake tile and the brake disc, and the braking effect on the elevator is achieved.

To provide a hydraulic damping device for damping pumping flow pulsation and pressure pulse in particularly pressure medium flow in a brake circuit of an automobile brake system, and brake equipment capable of electronically slip-controlling for an automobile with this kind of hydraulic damping device.SOLUTION: A damping device (14) comprises a first damper (16) and at least one second damper (18). The dampers (16; 18) respectively have one hydraulic resistance element (20; 22) and hydraulic capacity (24; 26). Further, the dampers (16; 18) are connected in series with each other, and the hydraulic resistance elements (20; 22) and the hydraulic capacities (24; 26) are respectively located alternately and continuously in a flow direction R.SELECTED DRAWING: Figure 1

The utility model discloses a brake circuit and autonomous operation equipment. The brake circuit comprises a relay and an inversion module; the relay comprises at least one normally-closed contact, the first end of the normally-closed contact is connected with a first power supply and the power supply end of the inversion module, the second end of the normally-closed contact of the relay is connected with the control ends of at least two phases of target bridge arms of the inversion module, and the output end of the inversion module is used for being connected with equipment to be braked; the first end of the normally-closed contact is used for receiving reverse electromotive force generated by equipment to be braked through the power supply end of the inversion module under the condition that the first power supply loses power; and the second end of the normally closed contact is used for outputting reverse electromotive force to the control end of each target bridge arm of the inversion module under the condition that the first power supply loses power, and short-circuiting each target bridge arm so as to control the to-be-braked equipment to brake. According to the technical scheme provided by the embodiment of the utility model, the speed reduction time of the equipment to be braked is shortened.

The application relates to the field of braking devices, in particular to a hydraulic equipment self-locking tool which comprises a hydraulic cylinder, a hydraulic output shaft arranged on the hydraulic cylinder, a protective shell arranged on the hydraulic cylinder, a rotating unit rotatably arranged on the hydraulic cylinder, and a braking ring fixedly arranged on the hydraulic cylinder and used for cooperating with the rotating unit to brake. The linear extension and contraction movement of the hydraulic output shaft during work is brought into cooperation with a screw thread and a screw block to drive the rotating ring to rotate. When the hydraulic output shaft fails, the instantaneous speed during rapid collapse of the hydraulic output shaft drives the rotating ring to rapidly rotate to generate centrifugal force, the movable ring is thrown out in the direction from the second guide assembly to the first guide assembly, the clamping teeth are clamped with the gear ring, the rotating ring is stopped from rotating, the braking and locking of the hydraulic output shaft are realized through the cooperation of the screw block and the screw thread, the hydraulic output shaft is prevented from further collapsing, and more serious accidents are avoided.

The application relates to the field of braking devices, in particular to a brake caliper device which comprises a brake main body, a pair of caliper arms oppositely arranged in a first direction and respectively installed on the two sides of the brake main body, a driving unit arranged in the brake main body and used for driving the pair of caliper arms to clamp a wheel, a containing cavity is arranged on the brake main body and penetrates through the brake main body in a second direction perpendicular to the first direction, the brake caliper device further comprises a tread cleaning unit and a hanger, the tread cleaning unit comprises a shell, a telescopic driving assembly arranged in the shell, and a cleaning assembly connected with the telescopic driving assembly, the shell comprises a fixed part fixedly arranged in the containing cavity and a stretching part stretched out of the containing cavity, and the hanger is connected with the stretching part. In the brake caliper device, the shell of the tread cleaning unit serves as a connecting piece connecting the brake main body and the hanger, so that the brake caliper device has the functions of braking and tread cleaning at the same time, and the structure is more compact.

The invention discloses an equipment control method of a vehicle, the vehicle and a storage medium, and the method can comprise the steps that in response to a treading signal of braking equipment of the vehicle, the treading distance of the braking equipment is determined, the treading signal is triggered in response to a treading operation of a driving object acting on the braking equipment, and the treading distance of the braking equipment is determined; the treading distance is the moving distance of the treading operation acting on the braking equipment; determining a first current state of a wake-up signal of a network of the vehicle and a second current state of a hold signal of the network based on the pedaling distance; awakening the network based on the first current state, and keeping communication connection under the awakened network based on the second current state; non-braking equipment of the vehicle is controlled to execute adjustment operation through the kept communication connection, and the non-braking equipment is equipment except the braking equipment in the vehicle. According to the invention, the technical problem of accuracy of equipment control of the vehicle is solved.

The invention relates to an electronic brake system (12) for a motor vehicle (10), comprising: at least one first sensor (20, 22) for detecting a brake input on a brake pedal (14) of the motor vehicle (10); at least one first electronic computing device (16) for generating a control signal (36) as a function of the detected brake input, and at least one braking device (28, 30, 32, 34) for actuating the brake as a function of the generated control signal (36), characterized in that an additional electrical switching element (38) is provided, in the event of a fault, the electrical switching element generates an analog control signal (40) for actuating the brake system (28, 30, 32, 34). The invention further relates to a motor vehicle (10) and to a method for operating an electronic brake system (12).

The invention relates to an electromechanical brake (10) for a motor vehicle. The electromechanical brake (10) comprises an electric motor (14) which rotationally drives a spindle drive unit (34) arranged in a caliper housing (42) by means of a transmission (26) so that a brake regulator (54) can move in the axial direction to apply a braking force. Furthermore, the electromechanical brake (10) comprises a parking brake device (62), by means of which the brake actuator (54) can be fixed in an axial position. According to the invention, the parking brake system (62) has a detent pawl device (70), which interacts with a pinion (66) arranged on the spindle drive unit (34) in order to fix the position of the brake actuator (54). The detent pawl device (70) is held by a separate plate (82) inserted into the caliper housing (42).

The utility model provides a high-sealing adjusting arm, which relates to the field of mechanical brake equipment, and comprises an adjusting arm main body, cover plates, a spring, a spring and a spring, the adjusting mechanism is arranged in the adjusting arm main body; the transmission shaft sleeve penetrates through the adjusting mechanism, and a spiral boss extending in the axial direction is arranged on the surface of the transmission shaft sleeve; the connecting part is fixedly connected with the adjusting arm main body; the annular groove and the spiral boss are meshed with each other to form a spiral labyrinth channel. And a positioning groove comprising an elastic sealing ring is formed in the outer wall of the connecting part. By means of the spiral labyrinth channel formed by the spiral boss and the annular groove, the non-closed stepped geometric structure and the groove depth gradient change of the spiral labyrinth channel, invaded dust particles do centrifugal motion, large particles settle at an inlet, small particles are intercepted by the elastic sealing ring at an outlet, dust is effectively blocked, and compared with a traditional sealing structure, the sealing structure has the advantages that the sealing effect is good; and the problems of lubricating grease leakage, foreign matter clamping stagnation and the like caused by dust invasion can be reduced.

Provided is a control apparatus for vehicle that improves operability for a driver. A control apparatus for vehicle switches the vehicle to a freewheeling mode in which power generated by an engine is not transmitted to drive shafts. The control apparatus for vehicle includes: a motor; a battery; friction brake equipment that generates frictional braking force on the vehicle; a temperature sensor that acquires temperature of the friction brake equipment; and a determiner that assesses the temperature of the friction brake equipment acquired by the temperature sensor. The friction brake equipment generates the friction braking force when the battery is fully charged. The freewheeling mode is deactivated in a case where the temperature of the friction brake equipment exceeds a predetermined temperature while the battery is fully charged and the vehicle is in the freewheeling mode.

The invention relates to a tensioning module for an electromechanical wheel brake and to an electromechanical brake system. The tensioning module is used to move a brake piston in an electromechanically operable wheel brake, preferably a brake piston in an electromechanically operable wheel brake of a motor vehicle.

The utility model relates to the technical field of mine machinery braking equipment, in particular to a safety braking device of an elevator, which comprises a bottom plate, one side of the top of the bottom plate is fixedly connected with a water tank, the top of the water tank is fixedly connected with a condenser, and the inner bottom wall of the water tank is fixedly connected with a water pump. According to the safety braking device for the elevator, through the arrangement of the water tank, the condenser, the water pump, the connecting pipe, the refrigeration piece, a first servo motor, an adjusting screw rod, an adjusting sliding block, an extension rod, a storage rod and a fixing screw rod, an external power source of the device starts the first servo motor to operate to drive the adjusting screw rod to rotate, and then the adjusting sliding block is driven to move; and after the position of the storage rod is adjusted, a fixing screw rod is rotated to enable the inner wall of the refrigeration piece to be attached to the surface of the braking mechanism, at the moment, a water pump operates to drive water flow in a water tank to enter a connecting pipe, then the water flow is cooled by a condenser and conveyed into the refrigeration piece, liquid cooling is conducted on the surface of the braking device after the device is used, and the effective heat dissipation effect is achieved.

The application discloses a two-stage force-amplifying strong-wind-resistant brake for a rail portal crane and belongs to the technical field of crane rail brake equipment. The brake comprises a brake box, an extension assembly, a brake assembly and a brake force adjusting assembly. The extension assembly is arranged on the brake box and moves in the vertical direction at the output end of the extension assembly. The output end of the extension assembly is provided with a pressing support, and the opposite sides of the pressing support are provided with symmetric pressing grooves. The pressing grooves are provided with pressing inclined surfaces. The brake assembly comprises a connecting plate and two groups of brake structures. The connecting plate is arranged in a cavity and located at the lower part of the brake box. The brake structure comprises a brake beam, an adjusting beam and a brake block. The brake force adjusting assembly is connected to the upper ends of the two adjusting beams, and adjusts the pressure at the upper ends of the two adjusting beams. The application solves the technical problem that the windproof capability of the traditional windproof measures is insufficient or the windproof capability cannot be quickly formed, which may affect the strong-wind-resistant safety of the portal crane.

The invention relates to an electronically commutated electric machine, a braking device and a method for producing an electronically commutated electric machine, in particular an electronically commutated motor, having a rotor (14) which is arranged on a rotor shaft (16) which can be set in rotary motion. In order to detect the angle of rotation of the rotor shaft (16), a signal transmitter (24) is provided which comprises a holding element (28) and a magnetic element (26) which is arranged at the holding element. A clamping body (40) is proposed for fixing the holding element (28) at the rotor shaft (16), which is configured with at least one fixing portion (50, 52) which, in the assembled state, acts on the magnetic element (26) and prevents a translational movement and a rotational movement of the magnetic element (26) relative to the holding element (28). The proposed solution is designed to eliminate the known adhesive connection between the magnetic element (26) and the holding element (28).

The application relates to the technical field of traffic failure prediction, in particular to a rail brake equipment failure prediction method and system, wherein the method comprises the following steps: acquiring rail brake equipment operation state data; constructing a dynamic failure correlation graph to obtain failure transmission relationships among brake equipment components; dynamically adjusting the edge weight of the dynamic failure correlation graph according to the rail brake equipment operation state data, calculating the PageRank value of the nodes of the dynamic failure correlation graph to identify key components, and finding a target failure propagation path by using a Dijkstra algorithm; constructing a multi-task predictive maintenance decision tree, inputting the rail brake equipment operation state data, the key components and the target failure propagation path into the multi-task predictive maintenance decision tree, and outputting multi-dimensional prediction results through multi-layer decision; and generating a priority maintenance suggestion according to the multi-dimensional prediction results. Thus, the problems of neglecting component dynamic changes, splitting component relationships and lacking maintenance decision support in the prior art are solved.