52results about How to "Increase braking power" patented technology

The utility model discloses a railway parking anti-slip device. The railway parking anti-slip device comprises a joist installed between two stock rails, one side of the joist is in sliding connection with a sliding frame A, the other side of the joist is in sliding connection with a sliding frame B, the end of one side of the sliding frame B is provided with a frame body, and the frame body is connected with the sliding frame A through two parallel screw rods. The ends, penetrating through the front side end plate of the sliding frame A, of the screws are provided with limiting blocking tables, the sides, penetrating through the front side end plate of the frame body, of the screws are provided with nuts, the portions, located between the front side end plate of the sliding frame A and the front side end plate of the frame body, of the screws are sleeved with spring assemblies, an oil cylinder is arranged in the frame body, and the oil cylinder is installed between the two screws through a flange of the oil cylinder. The telescopic end of the oil cylinder faces the front side end plate of the frame body, a cushion block is arranged between the flange and the front side end plate of the frame body, and the flange is tightly pressed on the end face of the cushion block through a nut. The parking device solves the problems that in the prior art, braking force is weak, and the braking effect of the parking device is affected.

The present invention discloses a vehicle driving brake device with auxiliary braking function. The present invention is provided with an electromagnetic winding and a brake disc, so that when the temperature of the brake disc is too high, resulting in a decrease in the braking ability of the vehicle, the electromagnetic winding can provide auxiliary braking to avoid brake failure and vehicle accidents. The provided driving motor and lead screw enable the distance between the electromagnetic winding and the brake disc to be adjusted, thereby facilitating the control of the auxiliary braking ability of the electromagnetic winding on the brake disc, enhancing the controllability of the auxiliary braking, and ensuring the safety of the auxiliary braking. The provided anti-lock braking mechanism can actively use the anti-lock braking mechanism to achieve tire braking when the vehicle tire is locked, thereby improving the controllability of the vehicle, avoiding vehicle rollover, causing traffic accidents and driver injuries. Compared with traditional brake systems, the present invention has the excellent effects of strong braking ability and high braking safety.

The utility model relates to the technical field of cargo transportation, in particular to an emergency braking device and a stacker, the emergency braking device comprises a linkage frame, a driving module and a plurality of safety tongs, the linkage frame is hinged to one end, close to a stand column, of a bearing frame of the stacker, and the safety tongs are fixedly installed on the bearing frame and connected with the linkage frame; the driving module is connected with the linkage frame, when a rope of the stacking machine is broken and the bearing frame falls, the driving module can drive the linkage frame to rotate so that the linkage frame can drive the safety tongs to act to clamp the stand column, and therefore the bearing frame is prevented from further falling. The braking force of the braking device can be effectively improved, so that the braking device can realize emergency braking when the stacking machine is in a heavy load condition, and the safety when the stacking machine transports heavy-load goods is guaranteed.

The invention discloses a low-emission and low-oil-consumption control method for a national seven diesel engine, which relates to an engine control technology and comprises the following steps: acquiring the running state and the post-processing regeneration state of a vehicle, and determining the running mode of a 48V system of the vehicle according to the running state and the post-processing regeneration state; the operation modes comprise a charging mode, a power assisting mode, a reheating mode and a light heating mode; when it is detected that the vehicle is in a DPF running regeneration state and the SOC of the power battery is larger than or equal to the minimum threshold a1, a 48V system of the vehicle enters a reheating mode; and when the SOC of the power battery is larger than or equal to the minimum threshold a1 and the temperature T6 at the outlet of the DPF is smaller than a set first temperature threshold, the 48V system of the vehicle enters a light heating mode. The invention further discloses a control device of the national seventh diesel engine with low emission and low oil consumption. According to the invention, the dynamic property of the vehicle is improved, the energy consumption is reduced, the problem of low SCR conversion efficiency under a low-temperature environment and a small-load working condition is solved, and ultralow NOx emission is realized.

The invention discloses a low-speed heavy-load traction machine which comprises a machine base, the machine base comprises a first containing cavity and a second containing cavity, a stator and a rotor are arranged in the first containing cavity, a traction wheel is arranged in the second containing cavity, and a main shaft penetrates through the first containing cavity and the second containing cavity and is connected with the rotor and the traction wheel. The first bearing, the second bearing and the third bearing are arranged on the main shaft in a sleeving mode, the two ends of the main shaft extend out of the machine base, and the two ends of the main shaft are connected with brakes. The two brakes are adopted, so that the braking force is enhanced, and the safety performance of the elevator is improved; the machine base is designed to be of an integral structure, the traction wheel is located in the middle, the two ends of the bearing are used for supporting, stress optimization is facilitated, the traction machine is more stable and reliable when bearing large loads, the integral stability of the traction machine is improved, and the service life of the traction machine is prolonged. And by adopting an end cover mounting mode, the brake is more convenient and faster to mount and maintain.

The invention provides a railway vehicle and a railway vehicle braking method.The railway vehicle comprises a brake, a driving device, a sensor unit and a control unit, the brake is provided with a brake disc, the driving device is used for being arranged on the railway vehicle, the driving device is in transmission connection with the brake, and the driving device is used for driving the brake to move; and the sensor unit is used for detecting the environment information around the railway vehicle. When the railway vehicle is in rainy and snowy weather, the sensor unit can determine that the railway vehicle is in rainy, snowy, wet and slippery weather according to detected environmental information around the vehicle, the control unit controls the driving device to operate according to a detection result of the sensor unit, and the driving device drives the brake to move. The brake disc of the brake is in contact with the inner side of the rail, so that the friction force between the rail vehicle and the rail is improved, and the braking capacity of the rail vehicle is enhanced in rainy, snowy, wet and slippery weather.

The application discloses a brake disc brake, a brake system and a brake disc brake / loosen brake method, relates to the technical field of oil drilling equipment, and comprises a clamp body assembly with a brake gap, brake blocks are arranged on the two side walls of the brake gap, at least one brake block piston block is present, each piston block is in sliding connection with a piston hole in the clamp body assembly; the middle part of the piston block is provided with an annular boss, a first sealing structure is arranged between the outer side wall of the annular boss and the inner wall of the piston hole, and the two ends of the piston block are respectively provided with a third sealing structure and a second sealing structure between the piston hole; the piston hole space between the first sealing structure and the second sealing structure is a brake oil cavity, and the piston hole space between the first sealing structure and the third sealing structure is a loosen brake oil cavity. The application changes the original mode in which only the elastic force of a butterfly spring is used as a braking force, and utilizes hydraulic oil to make the braking force of the brake larger, so that the development demand of equipment large-scale and heavy-load can be met.

The present invention provides a controller and a control method that improve safety of a saddled vehicle. According to the controller and the control method, a determination unit determines whether a braking operation unit is in operation, based on an output from a detector configured to detect a state quantity of the braking operation unit. An execution unit executes a driving support mode, in which a braking force generated in the saddled vehicle is amplified, when the determination unit determines that the braking operation unit is in operation. The execution unit, in the driving support mode: amplifies the braking force based on a surrounding environment information that is information about environment around the saddled vehicle; and changes, based on a degree of change in the output from the detector, a degree of reduction in the braking force at the end of the amplification of the braking force generated in the saddled vehicle.

The present invention discloses a push rod DC motor with a brake device, which relates to the technical field of push rod motors. The main structure includes a motor assembly, a brake assembly and a front end cover assembly; the brake assembly is arranged at the rear end of the motor assembly, and the front end cover assembly is arranged at the front end of the motor assembly; the front end cover assembly is used to detect the rotation speed of the rotating shaft in the motor assembly. The brake assembly uses a brake spring to make multiple brake pads hold the rotating shaft of the motor assembly. Only when the rotating shaft rotates in the forward direction, the brake spring releases the brake by relying on the friction between the rotating shaft and the multiple brake pads. When the rotating shaft reverses, the brake spring holds the multiple brake pads to further increase the braking force, thereby avoiding the reversal of the rotating shaft; at the same time, the rotation speed of the rotating shaft is detected by the front end cover assembly, so as to adjust the working state of the push rod DC motor.

The invention discloses an air brake type front loop emergency braking system and a using method thereof.The air brake type front loop emergency braking system comprises an air brake front module, a front conventional air brake pipeline, a front emergency air brake device and a control system, and the air brake front module is connected with the front conventional air brake pipeline and the front emergency air brake device; the front emergency air brake device comprises a spare tire and an emergency pipeline connected with the spare tire; the control system comprises a detection assembly and a control assembly, and the detection assembly is connected with the front conventional air brake pipeline and the rear conventional air brake pipeline and used for detecting the air pressure of the front conventional air brake pipeline and the air pressure of the rear conventional air brake pipeline. The control assembly is connected with the conventional air brake pipeline and the emergency pipeline and used for controlling connection and disconnection among the conventional air brake pipeline, the emergency pipeline and the air brake front module. According to the scheme, the spare tire which is idle for a long time is reasonably utilized, the front loop emergency braking system adopts an independent air source on the premise that an additional air storage device is not added, and failure of the emergency braking system is avoided.

The application discloses a brake footboard device and a vehicle, which comprises a mounting bottom plate, a brake valve, a brake footboard mechanism and an angle detection module. The valve top of the brake valve extends upward from the mounting bottom plate. The brake footboard module of the brake footboard mechanism is installed on the mounting bottom plate through a first overturning installation module. The pressing member is arranged on the lower side of the brake footboard module and faces the valve top. The brake footboard module overturns downward and drives the pressing member to press the valve top under the action of the foot pedal force. The brake footboard module overturns upward and returns to the initial posture under the condition that the foot pedal force is removed. The angle detection module is used for brake control of the transmission system of the vehicle according to the downward overturning angle of the brake footboard module. The pedal stroke and the brake force curve are close to the ideal linear relationship, the power transmission path is simple, the energy loss is small in the transmission process, the brake force is prevented from being greatly attenuated, the advantages of electric control and mechanical brake are combined, the brake force is quickly improved, and the brake distance is shortened.

The present invention discloses a dual-motor magnetorheological fluid brake device, comprising a housing and an axle, wherein the housing is surrounded by front and rear bottom plates and side plates to form a cylindrical working chamber, wherein the axle passes through the front and rear bottom plates and is arranged in the working chamber, wherein the axle is connected to the front and rear bottom plates respectively through bearings, wherein a sealing cylinder is arranged in the working chamber, wherein the inner surfaces of the front and rear bottom plates are provided with two annular protrusions, wherein the left and right ends of the sealing cylinder are respectively clamped in the inner annular protrusions of the front and rear bottom plates, and after being assembled with the front and rear bottom plates, a sealing chamber for containing magnetorheological fluid is formed; wherein a brake disc and two groups of magnetic conductive modules are arranged in the sealing chamber, wherein the magnetic conductive modules are respectively arranged on the bearings of the front and rear bottom plates and rotate coaxially with the axle; wherein the brake disc is arranged on the axle and is located between the two groups of magnetic conductive modules and rotates coaxially with the axle. The present invention utilizes the instantaneous solidification characteristics of the magnetorheological fluid after being magnetized to wrap the brake disc and apply braking force, which will greatly reduce the degree of wear on the workpiece and extend the service life of the product.

The utility model relates to a rear brake stroke guaranteeing tool, which is clamped on a vehicle handle, measures the swing displacement of a brake handle by taking the vehicle handle as a reference, and structurally comprises a clamping part which is connected with the vehicle handle in a clamping manner, and a measuring part which is positioned on a swing displacement path of the brake handle and measures the displacement of the brake handle. According to the utility model, the clamping part at the front end of the clamp is clamped on the handlebar of the electric vehicle, the scales on the left side and the right side are read, applicable brake requirements are set for different vehicle types, the brake is adjusted to the appointed scale position of the hand brake, and the rear brake stroke in the production and manufacturing process of the electric vehicle is consistent.

The invention discloses a fixed hydraulic disc brake caliper which comprises a caliper body assembly and a friction plate assembly arranged in the caliper body assembly, the friction plate assembly comprises a pair of friction plate bodies which are oppositely arranged, the caliper body assembly comprises an inner caliper body and an outer caliper body which are matched with each other, the inner caliper body is provided with a mounting hole used for mounting and fixing the whole brake caliper, and the outer caliper body is provided with a mounting hole used for mounting and fixing the whole brake caliper. The inner caliper body and the outer caliper body are both provided with driving cylinders for driving the friction plate bodies on the corresponding sides to move, and the inner caliper body and the outer caliper body are both provided with return elastic structures for returning the friction plate bodies on the corresponding sides. The fixed hydraulic disc type brake caliper is reasonable in structural design, can realize strong torque and high braking force, improves driving safety, cancels a mounting bracket, is provided with a mounting hole and is fixed on the mounting plate, four cylinders on the two sides are hydraulically and simultaneously clamp the brake disc, stable braking is realized, and the fixed hydraulic disc type brake caliper can be suitable for heavy-load mechanical equipment.

This invention provides a gooseneck steering knuckle assembly and a vehicle having the same. The gooseneck steering knuckle assembly includes a steering knuckle body, which comprises a main body and a gooseneck. A first mounting hole is provided on the gooseneck for the motor and controller of an electromechanical brake to pass through, thereby connecting the gooseneck steering knuckle assembly to the electromechanical brake. By using the technical solution of this invention, and by providing a first mounting hole in the gooseneck for assembling the electromechanical brake, compared to arranging the brake on the side of the bearing, the brake's motion envelope is smaller, resulting in a more compact suspension arrangement. The saved space can be used to increase the wheel steering angle and the size of the electromechanical brake motor, thereby improving braking capability.

A plunger-type booster brake pump equipped with a one-way valve includes a housing assembly and a plunger assembly. The plunger assembly includes a plunger, a plunger sleeve, and a cup. One end of the plunger sleeve is movably disposed within the inner cavity of the housing assembly, forming a first volume chamber between the plunger sleeve and the inner cavity of the housing assembly. The cup divides the inner cavity of the housing assembly into a second volume chamber and a third volume chamber. A plunger cavity is provided at one end of the plunger adjacent to the plunger sleeve. The plunger cavity has first through holes evenly distributed around its axis that communicate with the second volume chamber, and a one-way valve is provided at the end adjacent to the first volume chamber. During operation, the plunger-type booster brake pump shortens the stroke and increases braking force by controlling the connection and disconnection between the first and second volume chambers through the one-way valve. At the same time, it avoids the pressure drop in the first volume chamber caused by the connection between the first and third volume chambers, solving the problem of the downward bending inflection point in the pedaling force curve and ensuring the braking safety of tractors or large motor vehicles.

The invention provides a motor with a braking function, which comprises a stator assembly and a rotor assembly, and is characterized in that the stator assembly comprises a stator iron core with a mounting groove and a stator coil arranged in the mounting groove, and further comprises a first braking module; the first braking module comprises eddy current conductor assemblies arranged in the mounting grooves and a permanent magnet assembly arranged outside the rotor assembly in a sleeving mode, each eddy current conductor assembly comprises a first eddy current conductor and a first magnetic conduction backboard, the first eddy current conductors are arranged at the opening ends of the mounting grooves, and the first magnetic conduction backboard is arranged at the opening ends of the mounting grooves. The first magnetic back plate is located in a magnetic area between the first eddy current conductor and the stator coil; and the permanent magnet assembly is arranged opposite to the first eddy current conductor at the corresponding position. The motor has the advantages that the driving and braking buffering functions are simultaneously realized on the basis of the original motor size, and the like.

The present invention discloses a mold frame automatic assembly production line, including a transmission bottom block, the top of the transmission bottom block is fixedly connected with an operation panel, the top of the operation panel is fixedly connected with a conveyor belt, the side of the operation panel is fixedly connected with a control cabinet, the upper surface of the operation panel is fixedly connected with a support foot, the top of the support foot is fixedly connected with a bottom support plate, the top of the bottom support plate is fixedly connected with a bottom pressure spring plate, the top of the bottom pressure spring plate is fixedly connected with an inner pad, and the concave hole on the surface of the bottom pressure spring plate is threadedly connected with a second bolt. The present invention relates to the field of mold frame processing technology. The mold frame automatic assembly production line can achieve a good effect of fixing the template through the cooperation between the inner pad, the upper pressure plate and the pressure block, so that the upper template is relatively fixed to ensure the precise assembly of the mold frame. At the same time, the inner pad and the pressure relief device can achieve a good impact and pressure resistance effect to prevent the device from being damaged by collision.

The invention relates to the field of new energy automobile hub motor braking, in particular to a hub motor connecting piece, a hub motor pneumatic braking structure and a vehicle. Comprising a brake connecting piece, a hub motor, a hub, a brake piece and an air brake structure, and the output end of the hub motor is connected with the hub; one end of the brake connecting piece is connected with the hub, and the other end of the brake connecting piece extends out of the rim to be connected with the brake piece; the pneumatic brake structure is connected to an axle and is used for braking the brake component; and the hub motor is arranged in the rim. According to the invention, by adding the brake connecting piece, a hydraulic brake structure of the hub motor is converted into a pneumatic brake structure, so that the running and parking integrated brake function of the hub motor is realized, and the brake safety and economical efficiency of the hub motor are improved.

A rail flat car with an automatic parking brake comprises a rail flat car body, two front rail wheels and two rear rail wheels are arranged at the bottom of the rail flat car body, and an automatic parking brake device is further arranged at the bottom of the rail flat car body. In conclusion, when the rail flat car needs to move, the push-pull rod is inserted into the movable pipe, the push-pull rod is pushed forwards, the movable pipe and the connecting plate are pushed by the push-pull rod to rotate around the pin shaft, the connecting plate can pull the two brake cables, the two brake cables pull the lock pin, the working end of the lock pin is separated from the pin hole, and limitation to the rear rail wheel is relieved; only one person is needed to complete the parking requirement of the rail flat car at any time, the whole structure is simple, the cost is low, the braking force is high, the working efficiency is improved, and manpower is saved.

The invention relates to a braking system in an at least partially autonomous vehicle, which has a wheel brake (1) for each wheel (VR, VL, HR, HL), the wheel brakes being equipped with a main brake control system (BRS1) and a redundant secondary brake control system (BRS2), the main brake control system having a main controller and an electromechanical main actuator for each wheel for actuating the wheel brakes, the main controller generating a main control signal for actuating the corresponding electromechanical main actuator based on a theoretical deceleration preset value generated in a pilot system and / or a theoretical deceleration preset value generated on the driver's side by means of a brake pedal. According to the invention, the secondary brake control system has a secondary controller independent of the main controller and an electromechanical secondary actuator independent of the main actuator for each wheel. The secondary controller generates a secondary control signal for actuating the corresponding electromechanical secondary actuator based on the theoretical deceleration preset value generated in the pilot system.

This utility model relates to the field of automotive brake technology and discloses a composite heat dissipation brake assembly, including a brake disc with multiple heat dissipation holes on its surface and ventilation ribs inside. A bracket is located on one side of the brake disc, and a top cover is located at the upper end of the bracket. Friction pads are located on the lower side of the top cover and inside the bracket, and the friction pads are disposed on the upper and lower sides of the brake disc. A caliper body is located on the upper side of the top cover and is connected to the friction pads. A cooling mechanism is located inside the bracket and communicates with the interior of the friction pads. This design has the advantages of reducing the maximum temperature of the brake caliper during operation, increasing braking force during prolonged braking, and reducing braking distance. It solves the problem that if heat cannot be effectively dissipated, it will lead to a decrease in braking performance, thus affecting driving safety.

The invention relates to a brake adjustment device (2) for a rail vehicle, which has a deceleration target value (a set ) input terminal (21), for the deceleration actual value (a train ) and an output terminal (23) for a deceleration adjustment parameter value, wherein the deceleration adjustment parameter value (a out ) is regulated by the control unit in order to minimize the actual deceleration value (a train ) and the deceleration target value (a stet The brake adjustment device (2) is characterized in that a limiting device is provided, which limits the deceleration adjustment variable value (a) independently of the adjustment unit. out ), so that the deceleration adjustment parameter value (a out ) and the deceleration target value (a stet ) The deviation is at most a negative maximum adjustment travel (14) for smaller values ​​or at most a positive maximum adjustment travel (15) for larger values. The invention also relates to a braking method and a braking system for a rail vehicle.

The invention provides a braking system and method for a new energy mine card and a vehicle. An ECU is connected with a battery and a power distribution unit PDU through a bus. The battery is connected with the PDU; a first braking power reduction module is arranged between the battery and the PDU; the ECU is used for controlling the first braking power reduction module to start when determining that the current electric quantity is greater than the preset electric quantity and determining that the vehicle is in a first braking state based on the operation condition, so that the current distributed by the PDU flows through the first braking power reduction module; and the first braking power reduction module consumes electric energy corresponding to the current. When the ECU determines that the current electric quantity is larger than the preset electric quantity and determines that the vehicle is in the first braking state based on the operation working condition, the first braking power reduction module arranged in front of the battery is used for conducting energy conversion on the current so as to improve consumption of braking power, and therefore the vehicle can meet the braking power requirement, and the braking efficiency of the vehicle is improved. And the running safety of the mine truck is greatly improved.

The application relates to an auxiliary braking system and a vehicle. The auxiliary braking system comprises an air source, a driving cylinder fixedly arranged in the inner side of a wheel arch and comprising a cylinder barrel and a piston rod, a connecting pipe for connecting the cylinder barrel with the air source, a reversing valve arranged in the connecting pipe between the driving cylinder and the air source, a guide seat fixedly connected with the wheel arch, and a brake assembly arranged on the side of the guide seat close to the vehicle wheel, slidably connected with the guide seat and fixedly connected with the piston rod. The brake assembly is configured to be in contact with the vehicle wheel when the driving cylinder is extended and to be separated from the vehicle wheel when the driving cylinder is retracted. The application can effectively improve the braking capacity of the vehicle and thus improve the driving safety. In addition, the driving cylinder, the guide seat and the brake assembly are arranged in the inner side of the wheel arch, so that the application has the advantages of simple structure, small space occupation and no influence on the aesthetic appearance of the vehicle.

Main grooves are formed in a main tread of the four-season tire, and tire strips are formed between the adjacent main grooves; the roots of the tire strips are connected with the tire shoulder on one side of the main tread, the tips of the tire strips extend towards the tire shoulder on the other side of the main tread, the tire strips are divided into a water cutting tire strip, a water diversion tire strip and a water guide tire strip, the tips of the water cutting tire strip extend from one side of a circumferential center line to the other side of the circumferential center line, and the tips of the water diversion tire strip extend from the other side of the circumferential center line. The tip ends of the water diversion tire strips and the tip ends of the water guide tire strips are flush with the circumferential center line; the water cutting tire strips and the water diversion tire strips located on the same side of the circumferential center line are alternately arranged, and a water guide tire strip is arranged between any adjacent water cutting tire strip and water diversion tire strip located on the same side of the circumferential center line. And the water cutting tire strips and the water diversion tire strips on the different sides of the circumferential center line are arranged in a one-to-one correspondence and aligned manner and are in tip clearance fit. The four-season tire has excellent driving performance on dry land, wet land and ice and snow covered roads.

The utility model relates to the technical field of scaffolds, and discloses a wall-attached guide seat and an attached type lifting scaffold, which comprise a main body, and a mounting seat is fixedly mounted on one side of the main body; the holding claw assembly comprises a framework, a guide wheel and a speed reduction assembly, the speed reduction assembly comprises a speed reduction cylinder, a rotating body and flail blocks, the rotating body is fixedly connected with the guide wheel, the speed reduction cylinder and the framework are fixedly installed, the rotating body is located in the belly of the speed reduction cylinder, and the side wall of the rotating body is provided with the multiple flail blocks capable of sliding; the guide wheel rotates to drive the rotating body to rotate in the speed reduction cylinder, when falling occurs, the rotating speed of the guide wheel is increased, centrifugal force generated by rotation of the rotating body is larger than attraction force of the magnet to the throwing block, then the throwing block is thrown out by the rotating body to abut against all the speed reduction columns, and the end of the throwing block extrudes the speed reduction columns to generate resistance resisting rotation of the guide wheel. The rolling friction between the guide wheel and the guide rod is changed into sliding friction, the braking force between the guide wheel and the guide rod is greatly improved, and falling is restrained.

The invention belongs to the technical field of intelligent manufacturing equipment, and particularly relates to annular conveying equipment for conveying automobile parts, which comprises a base, an annular guide rail is fixedly mounted at the upper end of the base, a moving plate is arranged on the upper side of the annular guide rail, and a plurality of limiting wheels are symmetrically and rotatably connected to the lower end of the moving plate. The weight of the automobile parts can be rapidly detected, the braking force of the annular conveying equipment can be automatically adjusted and controlled based on the weight, the power supply amount of the annular conveying equipment can be automatically adjusted and controlled based on the weight of the automobile parts, and then it is ensured that the whole conveying equipment can run at the stable conveying speed all the time; lubricating oil can be automatically added to the annular guide rail, so that the frictional resistance of the automobile parts in the conveying process is reduced, the conveying stability is ensured, and meanwhile, the adding frequency of the lubricating oil can be automatically regulated and controlled according to the weight of the conveyed automobile parts.

The utility model discloses a brake disc, a brake system and a vehicle, the brake disc comprises a disc body and heat dissipation assemblies, the heat dissipation assemblies extend in the radial direction of the disc body, the first ends of the heat dissipation assemblies are arranged in the disc body, the second ends of the heat dissipation assemblies extend out of the disc body, the number of the heat dissipation assemblies is multiple, and the heat dissipation assemblies are arranged in the disc body. The multiple heat dissipation assemblies are distributed in the circumferential direction of the disc body and suitable for conducting heat inside the disc body to the outside of the disc body. Therefore, heat in the brake disc can be transferred to the outside for heat dissipation, and the heat dissipation capacity of the brake disc is improved.

This invention relates to an apparatus and method for controlling a braking system of a vehicle, particularly a motor vehicle; a braking system; and a vehicle. The apparatus comprises: a stroke sensor device configured to detect the position of the brake pedal and / or the position of a piston in the master brake cylinder actuated by the brake pedal at multiple times; a pressure sensor device configured to detect the pressure in a fluid within the cylinder at multiple times; and a control device configured to activate a brake assist device when a change in the detected position over time exceeds a predetermined stroke gradient threshold, and, if necessary, additionally when the distance between two detected positions exceeds a predetermined stroke threshold, wherein the stroke gradient threshold or stroke threshold is predetermined based on the detected pressure change.