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

Electromechanical brake system based on automobile bus and automobile

The invention provides an electromechanical brake system based on an automobile bus. The electromechanical brake system based on the automobile bus comprises a brake signal input unit, a central control unit, a plurality of electric brake execution control units and a plurality of electric brakes, wherein the brake signal input unit is used for receiving brake signals and outputting the brake 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 corresponding electric brake execution control units in real time according to the received brake signals; the electric brake execution control units are used for respectively driving and controlling corresponding electric brakes in real time according to the received brake motor target current signals; and the electric brakes are used for braking corresponding wheels. Correspondingly, the invention additionally provides an automobile with the brake system. The electromechanical brake system provided by the invention has the advantages of simple structure, small size, convenience in installation, low cost, quick brake response, good stability when used for braking , no pollution and the like.
Owner:CHERY AUTOMOBILE CO LTD

Electromechanical brake control system and automobile

The invention provides an electromechanical brake control system, which includes a brake signal input unit, a wheel speed acquisition unit, a microcontroller, and a plurality of electromechanical brakes corresponding to a plurality of wheels respectively, wherein the brake signal input unit is used for generating brake signals and outputting the brake signals; the wheel speed acquisition unit is used for acquiring wheel speeds in real time and outputting the acquired wheel speed signals; the microcontroller is used for receiving the brake signals and the wheel speed signals in real time and outputting a plurality of paths of control signals according to the brake signals and the wheel speed signals, so as to control and drive the electromechanical brakes in real time; and the electromechanical brakes are used for braking the corresponding wheels respectively according to the plurality of paths of control signals outputted by the microcontroller. The electromechanical brake control system has the advantages of simple structure, small volume, rapid brake response and good brake effect.
Owner:振宜汽车有限公司

Control system and method for improving abnormal automobile start flutter noise based on driving force

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.
Owner:TONGJI UNIV

Automobile brake cooling control device and control method

ActiveCN114454853AThe effect of the run-flat tire is goodSimple structureBrake coolingTyre measurementsControl valvesControl theory
An automobile brake cooling control device comprises an automobile body controller, an air storage cylinder, a water storage barrel, a control valve assembly, a plurality of water spraying devices correspondingly arranged on tires and a plurality of tire pressure sensors correspondingly arranged on the tires, an air inlet of the water storage barrel is communicated with the air storage cylinder, and a water outlet of the water storage barrel is communicated with a water inlet of the control valve assembly. According to the control principle, when the vehicle runs, the vehicle body controller judges whether actual tire pressure values received from the tire pressure sensors are higher than corresponding tire pressure reference values or not and whether the difference value between the actual tire pressure values and the tire pressure reference values is larger than a set value or not, if yes, the vehicle body controller controls the control valve assembly to be opened, and if not, the vehicle body controller controls the control valve assembly to be closed; and the brake at the tire is cooled. When a high tire pressure value is detected, the control valve assembly is automatically opened to spray water to cool the brake, direct factors causing tire burst can be accurately detected, and the tire burst prevention effect is good.
Owner:DONGFENG AUTOMOBILE COMPANY

Hand braking device mounted on chassis of railway hopper wagon

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.
Owner:CRRC TAIYUAN CO LTD

Railway wagon hand braking device

ActiveCN104608793AMeet the requirements of driving safetyEliminate the problem of fracture affecting driving safetyRail brake actuationBrakeControl theory
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.
Owner:CRRC TAIYUAN CO LTD

Electronic mechanical brake system and automobile adopting same

The invention provides an electronic mechanical brake system which comprises a brake signal inputting unit, an EMB (electromechanical brake system) control unit, an EMB drive unit, and a plurality of electric brakes corresponding to a plurality of wheels respectively, wherein the signal inputting unit is used for generating brake signals and outputting the brake signals to the EMB control unit in real time; the EMB control unit is used for receiving the brake signals and outputting a plurality of paths of duty ratio signals to the EMB drive unit; the path number of the duty ratio signals is equal to that of the electric brakes; the EMB drive unit is used for receiving the duty ratio signals in real time and driving and controlling the plurality of electric brakes according to the duty ratio signals; and the plurality of electric brakes are respectively used for braking the corresponding wheels. Correspondingly, an automobile adopting the braking system is provided. The electronic mechanical brake system has the advantages of simple structure, small volume, convenience in installation, low cost, fast braking response, good braking stability, no pollution, and the like.
Owner:CHERY AUTOMOBILE CO LTD

Mechanical cruise control device for automobiles

A mechanical cruise control device for automobiles is capable of controlling driving speed of the automobiles. A sliding tooth steel sheet is vertically connected to a position below the front end of a link of an accelerator pedal, a link steel sheet is vertically connected to a position below the rear end of a link of a brake pedal, and a locking steel sheet is connected with one end of the link steel sheet, so that the bottom sawtooth arc-shaped face of the sliding tooth steel contacts with the arc-shaped face of a locking steel sheet contact. The sliding tooth steel sheet moves down by pedaling the accelerator pedal, the sawtooth straight face of the sliding tooth steel sheet is superposed with the straight face of the locking steel sheet contact in close combination, and then a constant speed function is started. The locking steel sheet moves down to be in curvilinear movement by pedaling the brake pedal, the two sawtooth straight faces in close combination are separated from each other, the locking steel sheet rotates to the left by using a right foot to kick a pull plate leftwards, and then the constant speed function is canceled.
Owner:何浩君

A method, device and medium for controlling the energy recovery intensity of electric vehicle coasting

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.
Owner:DONGFENG MOTOR CORP HUBEI

Emulsified diesel stirring device for vehicle

The invention relates to an emulsified diesel stirring device for a vehicle. The emulsified diesel stirring device mainly comprises an emulsified diesel tank, an automobile air storage barrel, an air sprayer and an electromagnetic valve, wherein an air spraying port of the air sprayer is arranged at the lower part of the emulsified diesel tank, and an air inlet of the air sprayer is connected with the automobile air storage barrel through the electromagnetic valve. According to the emulsified diesel stirring device for the vehicle, the structure is very simple, shown by trial, the effect is very good, and the condition that emulsified diesel is always in a good emulsified state can be ensured through opening the electromagnetic valve every 3 to 4 hours to enable airflow to stir once and stirring for 30-60 seconds per time; the air consumption for the stirring of the emulsified diesel is little, the brake performance of an automobile is not affected at all, the power consumption of the electromagnetic valve and a time controller is little, and the lighting of the vehicle is not affected at all, so that the popularization and application of the emulsified diesel to diesel consuming automobiles are facilitated.
Owner:周瑞琼 +1

Hand brake device for railway wagon

ActiveCN104608793BMeet the requirements of driving safetyEliminate the problem of fracture affecting driving safetyRail brake actuationEngineeringTruck
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.
Owner:CRRC TAIYUAN CO LTD

An improved structure for preventing the entry of foreign objects between the inner and outer walls of the train

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.
Owner:CRRC NANJING PUZHEN CO LTD

Auxiliary braking device of vehicle

An auxiliary braking device of a vehicle comprises braking mechanisms, a front wheel brake and a rear wheel brake. Each braking mechanism comprises an auxiliary valve, a braking valve, an oil cup, an oil supplementing one-way valve and a braking cylinder and further comprises an air bag, a double-cavity air braking valve, a first energy accumulator, a first air control hydraulic valve, a second energy accumulator and a second air control hydraulic valve. The braking mechanisms are mounted on the front wheel brake and the rear wheel brake respectively. The energy accumulators are adopted as a power source, and auxiliary braking can be carried out after stalling of an engine. An air channel is arranged between each double-cavity air braking valve and the corresponding air control hydraulic valve, the response speed of the brakes is increased, and no braking delaying phenomenon occurs. When the front wheel brake and the rear wheel brake are too far away from each other currently, the response time difference between the front wheel brake and the rear wheel brake is relatively short, rear wheel braking is not obviously delayed, the braking performance is not influenced, and no traffic accident is caused.
Owner:青岛华瑞丰机械有限公司

Vehicle and automatic driving method and device thereof

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.
Owner:BAIC MOTOR CORP LTD

Vehicle communication encryption method and device, vehicle, storage medium and program product

The embodiment of the invention relates to a vehicle communication encryption method and device, a vehicle, a storage medium and a program product. The method comprises the steps of generating a first random number in a process that a target vehicle is merged into an original vehicle formation to establish a new vehicle formation, and receiving a second random number sent by a second vehicle in the new vehicle formation; generating a new formation communication key according to the first random number, the second random number and a preset key generation algorithm; and communicating with other vehicles in the new vehicle formation based on the generated new formation communication key. By adopting the method, the interactive information between the vehicles can be prevented from being tampered, and the safe driving of the vehicles is ensured.
Owner:天津卡尔动力科技有限公司

A railway funnel driver brake device

ActiveCN104590312BMeet the requirements of driving safetyEliminate the problem of fracture affecting driving safetyRail brake actuationBrakeControl theory
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.
Owner:CRRC TAIYUAN CO LTD

Second piston member of brake master cylinder assembly

The invention relates to a second piston part of a brake master cylinder assembly, and belongs to parts of plunger type brake master cylinders in the technical field of automobile brake systems. The second piston member is composed of a second piston and a second piston spring, one end of the second piston spring is in interference fit with a boss of the second piston for axial limiting, and the other end of the second piston spring is used for being in clearance fit with a boss in the bottom of a master cylinder body. The second piston member has the advantages that the structure is novel, compared with a conventional second piston member, the second piston member disclosed by the invention has the advantages that a spring limiting base and a small gasket in the second piston member are omitted, the processes of point riveting and size inspection are reduced, and higher low-cost property and higher efficiency are achieved; and the modular standard design can be applied to various types of plunger type brake master cylinders, the brake performance is not affected, the assembly links are reduced, the assembly efficiency is improved, the cost is reduced, and the cost performance is good.
Owner:JILIN DONGGUANG AOWEI AUTOMOBILE BRAKE SYST

Single-cavity spring brake chamber for energy storage air break

The invention discloses a single-cavity spring brake chamber for an energy storage air break, and aims to solve the problem of increase in cost due to waste of a membrane cavity under the condition that the membrane cavity in the conventional spring brake chamber is idle and not used. The single-cavity spring brake chamber comprises a cylinder block, a push rod disk, a push rod and a spring assembly, wherein the push rod disk is arranged in the cylinder block, can move along the axial direction of the cylinder block, and partitions the internal space of the cylinder block into an air cavity and a spring cavity; the air cavity and the spring cavity are arranged along the axial direction of the cylinder block; the air cavity is provided with an air inlet / outlet; one end of the push rod is fixedly connected to the push rod disk; the other end of the push rod passes through the end wall of the cylinder block along the axial direction of the cylinder block, and is positioned outside the cylinder block; a sealing assembly is arranged between the push rod and the cylinder block; the spring assembly is arranged in the spring cavity; one end of the spring assembly is pressed against the push rod disk; the other end of the spring assembly is pressed against the internal end wall of the cylinder block; thrusting force facing the outside of the cylinder block is applied to the push rod. Byadopting single-cavity spring brake chamber, the membrane cavity is omitted under the condition of not influencing the brake performance, and the production and usage cost is lowered.
Owner:嘉兴市嘉力达汽车部件股份有限公司

Wheel loader brake pipeline with radiator

The invention discloses a wheel loader brake pipeline with a radiator, and belongs to the technical field of wheel loader brake. The wheel loader brake pipeline comprises a brake caliper body, an inlet one-way valve is installed at an oil inlet of the brake caliper body, and an outlet one-way valve is installed at an oil outlet of the brake caliper body; the pipeline also includes a radiator; an oil outlet of the radiator is connected with the inlet one-way valve, an oil return port of the radiator is connected with the outlet one-way valve, and an oil filling port of the radiator is connectedwith a high-pressure oil source. On the premise that the brake performance is not affected, brake fluid flows from the brake caliper to the radiator; a flow channel in the radiator can guarantee sufficient heat dissipation of the brake fluid; the brake caliper can be cooled in time under the working condition that the brake is frequently used for a long time; meanwhile, brake fluid can be prevented from boiling, air resistance is effectively prevented from being formed, the brake performance of the loader is greatly improved, and the traveling safety of the loader is improved; the pipeline can be directly improved on the basis of an original loader dry axle brake system, and is convenient to install, low in cost and easy to implement.
Owner:XCMG CONSTR MACHINERY
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