163 results about "Automatic braking" patented technology

The disclosure relates to a retractable leash device for uncoiling and coiling an animal leash. The retractable leash device including a housing, a spool body and a return spring which pushes the spool body back into a coiling position or holds it there. A braking device is provided, which has a brake element designed to brake the spool body. The brake element is movable against the force of a return element from a rest position, in which the spool body can rotate freely, into a braking position, in which the brake element brakes rotation of the spool body. A remaining length detection device designed to determine a predetermined remaining length of the animal leash is provided, and an automatic braking device coupled to the remaining length detection device is provided, which, when the predetermined remaining length of the animal leash is reached, urges the braking element in the direction of an automatic braking position and brakes the coil body with an automatic braking force.

An automated braking control device includes: an acquisition unit to acquire traveling direction information representing a traveling direction of a vehicle, speed information related to the vehicle, and position information of an object based on a detection wave transmitted and received for detecting the object in the traveling direction; an area determination unit to determine an automated braking execution area on the basis of the traveling direction information and the speed information, the automated braking execution area being set in at least one of an inner area and an outer area with respect to a vehicle width line, the vehicle width line extending in the traveling direction in accordance with a vehicle width of the vehicle; and an automated braking processing unit to, when the object is detected, determine whether to execute automated braking on the basis of the position information with respect to the automated braking execution area.

The invention relates to the technical field of suspension control, and provides an automobile air suspension automatic control method and system based on multi-modal data recognition, the method is applied to an air suspension, and the method comprises the steps that at the first moment, first data collected by a multi-modal collector of a vehicle is obtained; wherein the first data is target road condition information determined by a multi-mode collector on the next driving road condition of the current vehicle; and according to the first data, a suspension scene at a second moment after the first moment and braking parameters corresponding to the suspension scene are determined. The method is used for automatically recognizing an automatic control scene of the air suspension, automatic braking operation is achieved under the automatic control scene, and a vehicle body is kept stable.

A method for automated vehicle driving control in a platoon includes obtaining first operational parameters of a first vehicle, including at least a first measured braking performance of the first vehicle, obtaining second operational parameters of a second vehicle, including at least a first measured braking performance of the second vehicle, determining a platoon sequence according to the operational parameters by assigning whichever of the first vehicle and the second vehicle that has a lesser measured braking performance as a lead vehicle in the platoon sequence, and assigning the other of the first vehicle and the second vehicle as a follower vehicle in the platoon sequence, initiating a platoon sequence driving route, and controlling automated driving of the follower vehicle according to tracking of the lead vehicle, wherein the automated driving includes automated steering control, automated acceleration and automated braking based on tracked movement of the lead vehicle.

The present invention provides an automated braking control device comprising: an acquisition unit that acquires travel direction information indicating the direction of travel of a vehicle, speed information on the vehicle, and location information based on a detection wave transmitted and received to detect an object in the direction of the travel; an area determination unit that determines, on the basis of the travel direction information and the speed information, an automated braking execution area to be set in at least one of an inside area and an outside area defined with respect to vehicle width lines extending in the travel direction in correspondence with the width of the vehicle; and an automated braking processing unit that determines whether or not to execute the automated braking in a case where an object is detected, the determination being made on the basis of location information relative to the automated braking execution area.

The utility model discloses a luggage draw bar with one-way limiting and automatic braking functions, belongs to the technical field of luggage draw bars, and solves the problems that the existing device brakes rollers only through a limiting arc plate, the braking effect is poorer, a luggage needs to be held by hands to prevent the luggage from toppling over, and the use is more troublesome. Rolling wheels are fixedly installed at the four corners of the bottom face of the box body, a pull rod and a limiting assembly used for limiting the pull rod are arranged on the side wall of the box body, a braking assembly is arranged at the bottom of the pull rod, the pull rod is pushed downwards to make an anti-skid pad make contact with the ground, the box body can be limited, and in the process, the anti-skid pad makes contact with the ground; the transverse rods can push the top plate and the limiting rods, the vertical plates and the arc-shaped plates below the top plate downwards till the arc-shaped plates make contact with the arc surfaces of the rollers, then the rollers can be braked, the box body can be prevented from toppling over by stepping on the top surfaces of the braking plates with feet, the box body is limited through the anti-skid pads and the arc-shaped plates at the same time, and the braking effect is better.

The application provides a vehicle braking method and device, electronic equipment and readable storage medium, which are applied to a target vehicle. The vehicle braking method comprises the following steps: if it is detected that a preset braking device of the target vehicle is in an activated state, the distance between the target vehicle and an obstacle is detected to obtain a first interval distance; if the first interval distance is within a preset first distance limit value, the target vehicle is controlled to send a braking warning signal, wherein the preset first distance limit value is used to ensure the driving safety of the vehicle when a user manually brakes; if the first interval distance is within a preset second distance limit value, the target vehicle is controlled to automatically brake, wherein the preset second distance limit value is used to ensure the driving safety of the vehicle when the vehicle automatically brakes; and the preset first distance limit value is greater than the preset second distance limit value. The application solves the technical problem of low driving safety.

The present invention discloses a reciprocating disaster life-saving device including a mounting hanger (1) attached at a high place and a steel rope winding / reeling winch (2) below the mounting hanger, and two escape gondolas for up-down and down-climbing escape are connected below the steel rope winding / reeling winch via a steel rope (3), the steel rope winding / reeling winch is provided with a floor height positioning device (21), a centrifugal friction reduction device (23) is coaxially provided inside the steel rope winding / reeling winch, an automatic human body weight braking system (41) is provided inside the escape gondola, and the steel rope inside the escape gondola is equipped with the automatic human body weight braking system. In this invention, two escape gondolas move up and down alternately to realize reciprocating self-rescue and mutual rescue escape, different floor heights are positioned by a floor height positioning device, deceleration is controlled by a triple labor-saving mechanism of a centrifugal friction deceleration device and a human body weight automatic braking system, and the human body weight automatic braking system is braked in an emergency by the weight of the escaping person himself to form a self-lock, ensuring the life safety of the escaping person at the same time as the emergency escape.

The invention relates to a motor train unit automatic brake pressure data acquisition system and a debugging method. The system comprises a motor train unit test vehicle, a brake pressure data acquisition device, a control and data acquisition mobile terminal and an automatic six-axis manipulator which are connected in sequence. According to the motor train unit automatic brake pressure data acquisition system and the debugging method, the original mode and method of the motor train unit brake pressure data acquisition test process are changed, the test is independently completed by one tester, the test process is improved and optimized, and the effects of reducing staff and improving efficiency are achieved. According to the motor train unit automatic brake pressure data acquisition system and the debugging method, the structure is simple, all test standard requirements and safety requirements are met, and the motor train unit automatic brake pressure data acquisition system has the advantages of being low in equipment failure rate, easy to maintain, very low in maintenance cost and the like.

Obstacles in a brake activation area can be detected by an ultrasonic sensor provided in the rear of a vehicle, and brakes can be activated automatically. However, it has been found that when the vehicle moves backward at a high speed, even if an obstacle is located in the brake activation area, the obstacle could be detected at a position shifted to the side.　In this automatic brake control device, the location of an obstacle while a vehicle is moving backward is detected by an ultrasonic sensor installed in the rear section of the vehicle and automatic brakes are activated, a brake activation area is set at planar coordinates corresponding to the detection location of the ultrasonic sensor, and the brake activation area includes a low-speed activation area set when the vehicle is moving backward at a low speed with respect to a set vehicle speed, and a high-speed activation area set when the vehicle is moving backward at a high speed with respect to the set vehicle speed.　

The application provides a JZ-7 remote control braking system, which comprises a total air pipe, a first passage, a second passage and a third passage, a relay valve, an equalizing air cylinder, a first high-speed electric air valve, an overcharge air cylinder, a control device, a CCU and a remote network control unit, the total air pipe is connected with the overcharge pipe of the relay valve after being communicated with the first passage, and the gas outlet of the first passage is also communicated with the exhaust port of the overcharge air cylinder; the total air pipe is connected with the equalizing pipe of the relay valve after being communicated with the second passage, and the gas outlet of the second passage is also communicated with the first high-speed electric air valve and the equalizing air cylinder respectively; the total air pipe is connected with the cut-off pipe of the relay valve after being communicated with the third passage, and the train pipe of the relay valve is also connected with an electric air release valve. The application can realize remote networking operation of the braking system, and the locomotive can implement braking and relieving functions without operating the automatic brake valve.

A tackle with an automatic braking function is characterized in that the tackle can move along a track and comprises a resistance generating structure and a mounting rack, the resistance generating structure comprises a magnetic field generating structure and a braking part, one of the magnetic field generating structure and the braking part is connected to the tackle through the mounting rack, and the other one of the magnetic field generating structure and the braking part is connected to the track; the pulley is further connected with a reset assembly, the reset assembly comprises a reset handle, and the reset handle can drive the mounting rack to rotate; by means of the resistance generating structure, the tackle can be automatically decelerated or braked at the specific position of the track, and the safety of the tackle in the using process is improved; through the cooperation of the magnetic field generation structure and the brake component, the acting force with the direction opposite to the movement direction is generated in a magnetic induction line cutting mode, and therefore the effects of decelerating and braking the tackle are achieved. And in the deceleration and braking process, the magnetic field generation structure does not make contact with the braking piece, friction loss is avoided, and the service life of the resistance generation structure is prolonged.

A work machine and a control method for the work machine are provided, in which automatic braking control is stably performed. [Solution] A wheel loader (100) performs automatic braking control, automatically braking the travel of the wheel loader (100) depending on the distance to an obstacle. Brake circuits (42a, 42b) brake the travel of the wheel loader (100). An EPC valve (46) opens and closes a hydraulic circuit that supplies hydraulic oil to the brake circuits (42a, 42b) during automatic braking control. A pressure sensor detects the pressure in the hydraulic circuit. If a controller (26) determines that there is an abnormality in the EPC valve (46) or the pressure sensor (25b), it disables control of the brake circuits (42a, 42b) during automatic braking control.

A method for an automatic braking function for a motor vehicle, comprising: acquiring object information based on sensor data and relating to object candidates in an environment of the motor vehicle; determining, based on the object information, a critical object and a braking decision associated with the critical object; outputting the braking decision to execute the braking function; validating the braking decision based on the object information, a temporal evolution of the object information and the critical object; and outputting a control signal dependent on the validation to conditionally influence the execution of the braking function.

A work machine includes a vehicle body, an object detecting section, a state detecting section, and a control section. The vehicle body includes a traveling unit and a work implement disposed on the traveling unit. The object detecting section detects an object in a periphery of the vehicle body. The state detecting section detects at least one state of an inclination of the vehicle body, an articulation of the vehicle body and the work implement. The control section sets a deceleration using automatic braking when the object is detected, based on a relationship, with which the vehicle body is stoppable, between a stable range in a lateral direction and a center of gravity position. The relationship is obtained from detection information of the state detecting section.

The utility model belongs to the technical field of vehicle braking, and particularly relates to a brake-by-wire system and a wide-body mining dump truck, which comprise an air supply unit, a multi-loop protection valve, a braking execution unit, a pair of front axle braking air chambers, a plurality of pairs of middle and rear axle braking air chambers, a front axle braking loop, a front axle air cylinder, a single-channel EBS valve and a middle and rear axle braking loop, comprising a middle-rear axle air cylinder, a multi-channel EBS valve, a service brake valve and an electromagnetic relay valve. According to the utility model, the electromagnetic relay valve is arranged, the air inlet is communicated with the middle and rear axle air reservoir, the first air outlet is communicated with the control port of the single-channel EBS valve, and the second air outlet is communicated with the control port of the multi-channel EBS valve, so that an air braking safety system and an electronic braking safety system are combined, and an automatic braking auxiliary function is realized; the braking system can actively brake when encountering sudden dangerous situations or the distance between the braking system and a front vehicle and pedestrians is smaller than the safe distance, and therefore the performance and safety of the braking system are improved.

The motor one-way damper comprises a linkage wheel, a linkage block and a brake wheel, the linkage wheel is sleeved with the brake wheel, the linkage block can be movably arranged on the linkage wheel, the linkage block is provided with a linkage part, a pushing part and a brake part, the linkage part is used for being rotationally connected with a motor shaft of a motor, and the pushing part is used for pushing the brake part to move. The pushing part is used for pushing the linkage wheel to rotate along with the motor shaft, and the braking part is used for being matched with the braking wheel to achieve braking; when the motor shaft of the motor rotates forwards, the motor shaft is in linkage with the linkage part to drive the pushing part to push the linkage wheel to rotate along with the motor shaft, and at the moment, the brake part cannot be matched with the brake wheel; when the motor shaft of the motor rotates reversely, the motor shaft is in linkage with the linkage part to drive the brake part to move towards the brake wheel till the brake part is matched with the brake wheel to achieve braking, and the motor shaft stops rotating. The device realizes an automatic braking function when the motor rotates reversely, and is simple in structure, small in occupied space and convenient to integrate on the motor.

The application discloses a two-roller reverse rotation device for open mill after emergency stop, which comprises a moving module, a deceleration module and a reverse rotation module. The moving module comprises a frame arranged on the machine body and a flange arranged inside the frame. The flange can be controlled to carry a second gear and a second roller body away from a first roller body. The reverse rotation module is used for driving the first roller body and the second roller body to rotate in a second direction. The application relates to the technical field of open mill equipment, and combines roller body separation, inertia deceleration and automatic reverse rotation. After the machine body is suddenly stopped, the moving module first separates the two roller bodies to avoid continuous extrusion; the deceleration module then automatically brakes the driven roller to prevent foreign matters from continuing to be wound in. The whole process does not need manual intervention, and the risk of secondary injury is avoided. By separating the two roller bodies first and then reversing, impact load is relieved in the separation process, and equipment parts are effectively protected.

The invention relates to the technical field of automobile brake systems, in particular to a new energy motor home accelerator mistaken touch prevention brake device which comprises a rack, an accelerator pedal, a brake pedal, a first connecting rod, a second connecting rod and a throttle valve. The first connecting rod is rotationally connected with the third connecting rod, the second connecting rod is rotationally connected with the throttle valve, the first connecting rod and the second connecting rod are in transmission through a connector, the sliding block is in sliding connection with the rack, the third connecting rod is provided with a groove for containing the sliding block, one end of the sliding block is fixedly connected with a rack, and the other end of the sliding block is located in the groove; according to the device, automatic braking of the accelerator is achieved through the ratchet wheel and the pawl structure, braking of electric appliance elements such as a motor is replaced, the braking process is safer and more stable, and the mistaken touch prevention braking effect of the new energy motor home is improved.

The application provides an automatic brake control system, method and urban rail train. The system comprises brake control devices and brake release train lines corresponding to bogies of the train. Each brake control device comprises a brake non-release state normally open node, a forced release electromagnetic piston valve and an electronic control unit. The brake non-release state normally open node is connected with the positive pole of the brake release train line at one end and connected with the forced release electromagnetic piston valve in the brake control device at the other end. The electronic control unit is used for controlling the brake non-release state normally open node in the brake control device to be closed after detecting a brake non-release fault, so that the forced release electromagnetic piston valve in the brake control device is powered to perform a brake release action. The application can realize self-repair of the brake non-release fault, thereby shortening the positive line fault processing time, reducing train delay or delay caused by the brake non-release fault, improving train operation efficiency and operation service quality.

The work machine (10) includes a vehicle main body (1), a rear detection section (71 and a control section (26). The vehicle main body (1) includes a traveling unit and a work implement arranged in front of the traveling unit. The rear detection section (71) detects an object in the rear of the vehicle main body (1). The control section is configured to determine whether or not the work machine is in a scooping-up work state based on an operation of the work implement, the control section being configured to perform suppression of braking force of an automatic braking that automatically brakes the vehicle main body when the object is detected by the rear detection section during rearward travel, or to perform stop of the automatic braking, based on a determination about the scooping-up work state.

The present application relates to a vortex braking structure and load release device, comprising a piston cylinder; a gas pressure release structure arranged on one side of the opening and controllable to release high pressure gas to the piston cylinder; a braking mechanism sliding in the piston cylinder under the action of high pressure gas and achieving automatic braking according to gas compression; the braking mechanism comprises two cover plates, an inner magnetic ring and an outer magnetic ring sliding in the piston cylinder. The present application has compact and reasonable structure, convenient operation, can realize large range variable depth underwater load release through water pressure balance release technology, comprehensively uses flexible cable and twice air intake mode, can realize load whole process acceleration and greatly smooth energy distribution of release process, reduces release process flow noise. The braking mechanism adopts vortex braking mode, can effectively reduce air cushion effect of rapid rise of piston cylinder counter cavity pressure at the end of movement, and can greatly reduce piston buffer process impact noise.

The invention discloses a method and device for actively preventing a vehicle from colliding with a person and the vehicle, and belongs to the technical field of vehicle active safety. The method comprises the steps that the real-time position of a vehicle to be driven is compared with a preset electronic fence database, and when it is judged that the vehicle enters a crowded key area, a protection system is forcibly activated; after the system is activated, a special surrounding person identification model is operated to enhance perception and accurately identify surrounding pedestrians, children, baby carriages, wheelchairs and other targets; synchronously fusing the target information and the state of the vehicle, and dynamically evaluating the collision risk level; and finally, according to the risk level and in combination with operation feedback of a driver, graded active control from acousto-optic warning, partial braking and full-force automatic braking to cooperative steering emergency risk avoiding is executed. Aiming at the defects that an existing active safety system is insufficient in protection for personnel outside a vehicle and can be manually closed, intelligent active protection which cannot be shielded in a key area and takes pedestrians as a core is achieved, the risk that the vehicle is used for malicious collision or is out of control to cause serious accidents is effectively reduced, and the system is easy to deploy based on an existing vehicle platform.

Provided is a control device capable of making it easier than before to upright a leaning vehicle. A control device according to the present invention is mounted on a leaning vehicle, the control device comprising: a state acquisition unit that acquires information indicating a state of the leaning vehicle; a determination unit that determines that braking force is to be generated on a wheel of the leaning vehicle when a predetermined condition is satisfied in a first state in which an automatic braking force generation mechanism for generating braking force on the wheel of the leaning vehicle is operable; and an operation execution unit that executes an auxiliary operation for operating the automatic braking force generation mechanism to generate braking force on the wheel of the leaning vehicle when the determination unit determines that braking force is to be generated on the wheel of the leaning vehicle. The predetermined condition includes a rollover condition indicating that the state acquisition unit has acquired information indicating that the leaning vehicle is in a rollover state.

The utility model relates to the technical field of automobile brake adjusting arm testing, and discloses an automobile automatic brake adjusting arm temperature resistance test device, which comprises a test box and a plurality of hanging rings, one side of each hanging ring is provided with a rotating groove, the rotating groove is rotatably connected with a rotating ring, and the rotating ring is connected with the test box. A fixing block is fixedly connected to the end, away from the rotating groove, of the rotating ring, an inserting groove is formed in the outer surface of the hanging ring, movable rods are movably inserted into the outer surfaces of the two sides of the hanging ring, limiting blocks are fixedly connected to the sides, located in the hanging ring, of the movable rods, and springs are fixedly connected between the limiting blocks and the inner wall of the rotating ring; the outer surface of the movable rod is sleeved with the spring. The brake adjusting arm is hung on the hanging ring, and the fixed block is arranged to be matched with the limiting block and the spring, so that the fixed block and the hanging ring are limited, the upper end of the brake adjusting arm is limited by the rotating ring, and the stability of the brake adjusting arm during temperature measurement is improved.

The application discloses a wide-body dump truck electronic braking system and a control method, relates to the field of braking systems, and solves the technical problems that the existing wide-body dump truck air braking system has many components, a complex structure, is difficult to install and maintain, and has a complex control mode, a long debugging period, and is inconvenient to adapt to mine unmanned operation requirements. The system cancels air braking related components, adopts a pure electric braking architecture, is composed of core components such as a vehicle-mounted power supply, a mode selection switch, an electronic parking switch, an electronic foot valve and an electronic control module, is equipped with a power-off braking mode, can realize flexible switching between manual operation and unmanned automatic control, and has functions such as anti-lock, automatic obstacle braking and overspeed braking. The application has a compact structure, is convenient to install and maintain, has high braking safety and responsiveness, is suitable for modern mine automation and intelligent operation requirements, and effectively saves use and maintenance costs.

The utility model discloses a rickshaw long-acting braking mechanical wheel stopping device and a rickshaw. The rickshaw long-acting braking mechanical wheel stopping device comprises a braking mechanism, a braking triggering mechanism and a braking releasing mechanism. One end of the brake mechanism is used for braking wheels, and the brake trigger mechanism is mounted at the other end of the brake mechanism and used for applying clamping force to the brake mechanism; the brake releasing mechanism is connected to the brake mechanism and used for applying loosening force to the brake mechanism. Through the automatic braking function, it is ensured that the vehicle automatically enters the braking state when the vehicle is not controlled by people, the vehicle is effectively prevented from sliding, safety accidents such as sliding of the vehicle to a platform are avoided, and the traffic safety of the station and the personal safety of operators are guaranteed.

A lift cart (10) includes a lift table (22) that moves between a raised position and a lowest position and a braking device (32)_attached to the lift cart (10). A braking device (32) includes an actuator (34), a linkage bar, and a first brake assembly. The linkage bar connects to the actuator (34). The linkage bar translates in a first direction upon activation of the actuator (34). The first brake assembly connects to the linkage bar. The first brake assembly moves from a deployed state to a retracted state as the linkage bar translates in the first direction.

A travel control device for a vehicle includes a drive assist ECU that calculates a time to collision until a collision between the host vehicle and an automatic braking target object in front of the host vehicle detected by an object information acquisition device, based on a relative relationship between the host vehicle and the automatic braking target object, and executes automatic braking for preventing the collision between the host vehicle and the automatic braking target object when it is determined that the time to collision is below a reference value. The drive assist ECU calculates a ratio of a deceleration of the host vehicle to an amount of brake operation by a driver when the brake operation is performed, in a state where the automatic braking is not executed, and variably sets the reference value according to the ratio so that the smaller the ratio is, the larger the reference value is.

1. Name of the product in this design: Automatic Braking Test Device. 2. Purpose of this design: A device for testing vehicle brakes. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.