32results about How to "Does not affect braking" patented technology

The invention discloses a method, device and medium for controlling the energy recovery intensity of an electric vehicle, belonging to the field of electric vehicles. The realization of the method includes: monitoring the opening degree of the accelerator pedal and the vehicle speed information in real time during the running of the vehicle; If the acceleration pedal opening degree is lower than the accelerator pedal opening threshold, and the vehicle speed is greater than or equal to the minimum coasting energy recovery speed, it will enter the coasting energy recovery stage; detect the distance between the current vehicle and the vehicle in front, and obtain the deceleration required for the current vehicle braking based on the distance; if If the deceleration is greater than the preset deceleration threshold and is less than or equal to the maximum deceleration allowed for coasting energy recovery, adjust the coasting energy recovery demand torque so that the adjusted coasting energy recovery demand torque provides a deceleration equal to the deceleration required by the current vehicle braking. speed. The invention can ensure that the driver obtains the required deceleration by adjusting the opening of the accelerator pedal under most working conditions, improves the recovery rate of sliding energy, and further increases the mileage of the vehicle.

The invention discloses an intelligent braking device for hoisting a crane, which comprises a crane hanger and a sling mechanism. Between a pair of load-bearing walls of the crane hanger, a load-bearing roller is installed through a bearing assembly and connected in transmission with a hoisting drive mechanism. The roller is connected with the reverse self-locking mechanism through the transmission mechanism, which includes a transmission rod. The cloth is provided with n convex plates, and the inner wall of the cylindrical frame set on the outer end of the transmission rod is sequentially hinged with n limiting plates, so that each limiting plate must be in an inclined state to enter between adjacent convex plates at the corresponding position. In the present invention, when the hoisting driving mechanism stops, the linear driving mechanism controls the reverse self-locking mechanism, so that each limiting plate enters the gap between each convex plate to perform safety braking on the hoisting device, effectively reducing safety threats and making The lifting device moves more smoothly and smoothly.

The invention relates to the technical field of wagon braking, in particular to a railway wagon hand braking device, and is aimed at solving multiple problems existing in the existing railway wagon practical application. The railway wagon hand braking device comprises a hand brake and a hand brake mounting seat, a fixed pulley assembly, hand brake chain assembly, a hand brake lever I, hand brake lever guide frames and guide frame mounting seats, a horizontal transmission chain assembly I, a shifter lever, a shifter lever fulcrum seat and a shifter lever bracket, a hand brake lever II, a lever idler hoist, and a horizontal transmission chain assembly II. The brake mounting seat is arranged on an end beam, the hand brake lever guide frames and the guide frame mounting seats are arranged under a side beam at intervals, and the shifter lever fulcrum seat is fixed to a middle beam. The railway wagon hand braking device is arranged near the position under the side beam comprising railway wagon underframes. On the premise that the functions of a railway wagon are not influenced, the problems that reinforcing ribs of an original wagon hand brake lever are possibly pulled out of a bracket and traffic safety is influenced by crack of a hand brake lever are solved completely, and the requirement for traffic safety of the railway wagon is met.

The invention discloses an improved structure for preventing foreign materials from entering the gap between an inner wall body and an outer wall body of a train. A manual braking machine box body ismounted on the outer wall body; a manual braking hood is arranged on the inner wall body; coaxial through holes are respectively formed in the manual braking hood, the manual braking machine box body,the outer wall body and the inner wall body; a worm shaft sequentially penetrates through the through holes; and a sleeve wrapping the worm shaft is arranged between the inner wall body and the outerwall body. Compared with the prior art, the improved structure for preventing foreign materials from entering the gap between an inner wall body and an outer wall body of a train, disclosed by the invention, has the advantages that even the gap between the inner wall body and the outer wall body is changed, the situation that the sleeve can completely cover the gap can also be guaranteed, so thatthe situation that the foreign materials enter the gap between end walls can be effectively avoided, and fire hazards are avoided; and besides, the foreign materials can be left in the sleeve, are easy to clean and can be cleaned regularly, and the braking performance cannot be influenced.

A fourth wheel brake double circuit hydraulic brake apparatus, manual main pump (2) connects with the end of first four-way junction (3) via oil pipe (13), One of the output ends of the first four-way junction (3) connects with back wheel (6) via oil pipe (16), and the another tow output ends separately connects with the front left, right sub pumps (4,5) via oil pipe (14,15); foot brake master pump (8) connects with the input end of the second four-way junction (7) via oil pipe (20), One of the output end of the second four-way junction (7) connects with back wheel sub pump (6) via oil pipe (17), Anther tow output ends connects with the front left, right sub pumps (4,5) via oil pipe (18,19). The invention can realize front back wheel isochronous coordinate brake, When one of the hand brake master cylinder and the foot master cylinder is out-of-order, The brake function will not be effected, It is homologous to possess double insurance function. So, it is in high assurance coefficient.

The invention belongs to the technical field of braking of a rail wagon and particularly provides a manual braking pull rod device for driving pulleys of the rail wagon. The problem that a reinforcing rib part of a conventional manual braking machine pull rod for a driving pulley device is easy to crack and break off is solved. The manual braking pull rod device for the driving pulleys of the rail wagon comprises a manual braking pull rod, a movable pulley, a bracket rail, a fixing bracket of the movable pulley and a bracket of the manual braking pull rod. The bracket rail comprises a rail support mounted on a vehicle body middle beam, a rail board is mounted on the rail support, and the fixing bracket of the movable pulley and the bracket of the manual braking pull rod are mounted on the rail board. The manual braking pull rod device disclosed by the invention has the advantages that: the possibility that a reinforcing rib pulls out a carrier and the problem that the manual pull rod is fractured are completely removed, and the requirements on driving security of the rail wagon are met.

The invention discloses a vehicle and an automatic driving method and device thereof. The automatic driving method includes the steps that under the working condition of split road surface emergency braking, the current brake pressure difference between a high-attachment-coefficient road surface side and a low-attachment-coefficient road surface side of the vehicle is acquired; current first transverse torque of the vehicle is acquired according to the brake temperature difference; second transverse torque needed by the vehicle is acquired according to state information of the vehicle; adjusting parameters on a steering wheel on the vehicle are acquired according to the first transverse torque and the second transverse torque; the adjusting parameters are sent to an electronic power-assisted steering system, so that the steering wheel is adjusted according to the adjusting parameters, wherein the adjusting parameters comprise the rotating angle and the rotating speed of the steering wheel. Thus, when the vehicle is under the working condition of split road surface emergency braking, the steering wheel of the vehicle can be automatically adjusted correspondingly, thus, on the premise of not affecting the braking performance of the vehicle, the stability of the vehicle is greatly improved, and meanwhile the safety of the vehicle with an automatic driving function is improved.

A method for repairing an automobile carbon-ceramic brake disc. A method for repairing an automobile carbon-ceramic brake disc. The method includes five steps. The first step is to clean the brake disc to be repaired. The second step is to impregnate the carbon fiber cloth with resin. The third step is to carbonize the resin. finishing. The invention is used for repairing the automobile carbon ceramic brake disk.

The invention relates to the technical field of a railroad freight car braking, in particular to a railroad hopper car hand braking device which solves a plurality of problems existing in actual application of an existing railroad hopper car. The railroad hopper car hand braking device comprises a hand brake support, a hand brake, a hand brake chain, a fixed pulley, a supporting base, a brake cylinder and a push rod, and further comprises a hand brake pull rod, a hand brake pull rod guide frame, a vertical lever, a vertical lever supporting point base, a switching lever, a switching lever supporting point base, a horizontal transmission chain and a switching pull rod. The hand brake support, the fixed pulley and the supporting base are fixed to an end beam, the hand brake pull rod guide frame and the brake pull rod are installed on the lower portion of a bottom frame, the vertical lever is vertically hinged to the bottom frame, and the lower end of the switching lever extends to the position below the bottom frame. The railroad hopper car hand braking device is arranged below the end beam and the bottom frame, completely eliminates the probability that a supporting frame is pulled out through an existing hopper car hand brake pull rod reinforcing rib and the problem that a hand brake pull rod breaks and influences running safety, and meets the requirement for running safety of the railroad hopper car.

The invention relates to a braking method for a vehicle boost baking device. An adopted braking device comprises braking mechanisms, a front wheel brake and a rear wheel brake, wherein each of the braking mechanisms comprises a power-assisted valve, a braking vale, an oil cup, an oil complementing one-way valve and a braking cylinder; the braking device also comprises an air sac, a dual chamber air brake valve, a first energy accumulator, a first air controlled hydraulic valve, a second energy accumulator and a second air controlled hydraulic valve; the braking mechanisms are respectively connected to the front wheel brake and the rear wheel brake. The energy accumulators are used as power sources, so that boost braking after an engine flame out can be realized. An air passage is arranged between the dual chamber air brake valve and the air controlled hydraulic valve, so that the response speed of the brakes is high, and the phenomenon of slow braking is avoided. When the front wheel brake and the rear wheel brake are long in distance, the time difference of the front wheel brake and the rear wheel brake is short relatively, and the rear wheel brake is not obviously delayed; the braking performance is not influenced, so that traffic accidents cannot be caused.

Disclosed is an electromechanical braking system based on an automobile bus, the system comprising a braking signal input unit, a central control unit, a plurality of electric brake actuation control units and a plurality of electric brakes, wherein the braking signal input unit is used for receiving braking signals and outputting the braking signals to the central control unit in real time; the central control unit is used for outputting multiple paths of brake motor target current signals to the respective electric brake actuation control units in real time according to the received braking signals; each of the electric brake actuation control units are used for respectively driving and controlling the respective electric brakes in real time according to the received brake motor target current signals; and each of the electric brakes are used for braking the respective wheels. Accordingly, further disclosed is an automobile using the braking system. The electromechanical braking system has the advantages of simple structure, small size, convenient installation, low cost, quick brake response, good braking stability, no pollution and the like.

The invention discloses a wheel loader braking pipeline with a radiator, which belongs to the technical field of wheel loader braking. It includes a brake caliper body, the oil inlet of the brake caliper body is equipped with an inlet check valve, and the oil outlet of the brake caliper body is equipped with an outlet check valve; it also includes a radiator, and the oil outlet on the radiator is connected to The inlet one-way valve, the oil return port on the radiator is connected to the outlet one-way valve, and the oil filling port on the radiator is connected to a high-pressure oil source. The invention realizes the flow of the brake fluid from the brake caliper to the radiator without affecting the braking performance; the flow channel inside the radiator can ensure sufficient heat dissipation of the brake fluid; Cool down the brake caliper in time, and at the same time prevent the brake fluid from boiling, effectively prevent the formation of air resistance, greatly improve the braking performance of the loader, and improve the driving safety of the loader; it can be directly improved on the dry bridge brake system of the original loader, and installed It is convenient, low in cost and easy to implement.

The vehicle emulsified diesel stirring device of the present invention is mainly composed of an emulsified diesel tank, an automobile air tank, an air nozzle and a solenoid valve. The valve is connected with the gas tank of the car. Its structure is very simple, and after trial, the effect is very good. You can open the solenoid valve every 3 to 4 hours to let the air flow stir once for 30 to 60 seconds each time to ensure that the emulsified diesel oil is always in a good emulsified state. Because the amount of gas used for stirring the emulsified diesel oil is very small, it does not affect the braking performance of the car at all, and the power consumption of the solenoid valve and the time controller is very small, and it does not affect the vehicle lighting at all. Using emulsified diesel solves a difficult problem.

The invention relates to a control system and a control method for improving an abnormal automobile start flutter noise based on a driving force. The system is respectively connected with a braking pedal and a braking main cylinder, and is arranged on an automobile braking system and a power assembly or a driving force control system; the system comprises a braking force detection module, a start driving torque control module, wheel speed sensors, an engine, an automatic gearbox and a differential-decelerator assembly, wherein the wheel speed sensor is arranged on each automobile wheel; the engine, the automatic gearbox and the differential-decelerator assembly are sequentially connected in a transmission manner; the differential-decelerator assembly is connected with the automobile wheels; the start driving torque control module is respectively connected with the braking force detection module, the engine, the automatic gear and the wheel speed sensors. Compared with the prior art, the control system and the control method for improving the abnormal automobile start flutter noise based on the driving force have the advantages of significant effects, simple construction and low cost.

The invention belongs to the technical field of a railway wagon and specifically relates to a hand braking device mounted on a chassis of a railway hopper wagon. The problems of the present hand braking device of the railway hopper wagon are solved. The hand braking device comprises a hand brake, a hand brake bracket, a fixed pulley, a chain assembly, a vertical lever assembly, a hand braking shifter lever fulcrum base, a hand braking shifter lever, a hand braking shifter lever supporting frame, a hand brake chain assembly, a hand brake pull rod guiding frame and a hand brake pull rod. The hand braking device is arranged on a floor of the chassis assembly of the hopper wagon; under the condition of no influence on the function of the hand braking device, the possibility of pulling out the supporting frame by a current hand brake pull rod reinforcing rid of the hopper wagon and the problem of influence on the traffic safety caused by the breaking of the hand brake pull rod are thoroughly eliminated; the demand on the traffic safety of the railway wagon is met.