CN105774772A - Automobile intelligent brake automatic actuating system and implementation method - Google Patents

Automobile intelligent brake automatic actuating system and implementation method Download PDF

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Publication number
CN105774772A
CN105774772A CN201610130051.5A CN201610130051A CN105774772A CN 105774772 A CN105774772 A CN 105774772A CN 201610130051 A CN201610130051 A CN 201610130051A CN 105774772 A CN105774772 A CN 105774772A
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China
Prior art keywords
pulling device
brake
wheel
motor
steel wire
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CN201610130051.5A
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CN105774772B (en
Inventor
郝慧明
王俊昌
王文尚
刁苏顺
王德红
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Wang Dexin
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Individual
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60TVEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T7/00Brake-action initiating means
    • B60T7/12Brake-action initiating means for automatic initiation; for initiation not subject to will of driver or passenger

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  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Braking Elements And Transmission Devices (AREA)
  • Regulating Braking Force (AREA)

Abstract

The invention discloses an automobile intelligent brake automatic actuating system and an implementation method, and belongs to the technical field of automobiles. The automatic actuating system comprises a central control system, an automobile-mounted power source, an automobile brake system, a brake pedal arm, a warning system composed of a brake lamp, a two-flash lamp, a steering lamp, a driving lamp and a horn, and a pulling and releasing device used for outputting generated brake force. A tensile force/stress applying end of the pulling and releasing device is arranged on or connected to the brake pedal arm. Under the condition that rapid automatic deceleration is needed, the pulling and releasing device pulls the brake pedal arm to implement brake on an automobile and/or simultaneously pulls a clutch pedal arm and/or simultaneously pulls an accelerator pedal arm reversely. The automobile intelligent brake automatic actuating system can be suitable for various automobile types, and the system is stable and reliable in operation through tests.

Description

Automobile smart brake performs system and implementation automatically
Technical field
The present invention relates to a kind of automobile smart brake and automatically perform system and implementation, belong to automobile technical field.
Background technology
The vehicle come into operation all over the world now gets more and more, but by the restriction of driver's physiological property, annual because automatic retarding braking cannot be implemented, and owing to blowing out, knock into the back etc., brake latency causes substantial amounts of life and property loss.For reduction accident, minimizing life and property loss, urgent need to adopt the intelligent control technology of more automatization, automatically implements safe rescuing, improves traffic safety.
Implement traffic safety automatic-aid function, be unable to do without most important automatic executing agency, i.e. a Braking mode reducing gear.After this mechanism needs to obtain the specific instruction that all kinds of traffic safety controls system, driver can be replaced to automatically generate brake power in brakes, and under control of the control system, open in time and release Braking mode rescue function, preferably simultaneously automatically reduce the fuel delivery of electromotor and reduce the driving force of vehicle, make vehicle quick deceleration or travel speed controlled, thus avoid blowing out, exceed the speed limit, fatigue driving and the harm such as knock into the back at a high speed.But at present car on be substantially all configured without Braking mode actuator.
In addition, currently also lack of the case study of the Braking mode scheme of the most dangerous high-speed tire explosion, especially it is to be appreciated that possess the Braking mode actuator of which kind of technical characteristic parameter, such as, after burst is blown out, need at the latest how long to make vehicle start actual deceleration, carry out deceleration etc. with much brake force after blowing out, otherwise, just cannot design and making blow out automatic retarding relief perform device, existing vehicle in use varies, after install additional very inconvenient, it is also desirable to provide the scheme that installs additional simply and easily.
Disclosure satisfy that the automobile smart brake that the relief that are in extreme danger such as high-speed tire explosion, high speed knock into the back require performs system and using method thereof and installs method additional for this reason, it may be necessary to provide.
Summary of the invention
It is an object of the invention to provide a kind of automobile smart brake and automatically perform system and implementation.
Automobile smart brake provided by the present invention performs system automatically, including central control system, vehicle power, brake system of car, pulling device, brake pedal arm and the caution system that is made up of Brake lamp, double; two flashing light, steering indicating light, driving lamp and loudspeaker, what arrange or be connected to pulling device on brake pedal arm draws/pressure applying end, when applying end for pulling force, pulling device adopts pull-down pattern work;When applying end for pressure, pulling device adopts pressure mode down to work;Connecting steel wire ropes on pulling device, one end of steel wire rope is fixedly connected on pulling device, steel wire is arranged with metal hose, described pulling device is provided with self-locking mechanism, pulling device is connected to central control system, central control system connects running information harvester, and described pulling device is for rotating pulling device or linear telescopic pulling device;
If rotating pulling device, can select to adopt following two ways, one is that the rotation pulling device adopted includes motor, the output of motor is connected to turbine worm reducer, utilizes the self-locking mechanism of turbine worm reducer, the output shaft of turbine worm reducer is provided with wheel, the end of steel wire rope is fixedly connected on wheel, being provided with unilateral bearing between wheel and output shaft, when motor rotates forward, driven wheel rotates and pulls steel wire rope, motor to be connected to control system;Two is that the rotation pulling device adopted includes motor, motor is with brake, brake is as self-locking mechanism, the output of motor is connected to reductor, the output shaft of reductor is provided with wheel, take turns and between output shaft, be provided with unilateral bearing, the end of steel wire rope is fixedly connected on wheel, when motor rotates forward, driven wheel rotates and pulls steel wire rope, motor to be connected to central control system, and the wheel in above-mentioned rotation pulling device is diameter-changing wheel or isometrical takes turns;May select and two or more synchronizing wheel is set in the output of above-mentioned rotation pulling device, each synchronizing wheel is all connected with steel wire rope, one is connected to brake pedal arm, other one or two selections are connected to accelerator pedal arm or/and clutch pedal lever, the power being connected to accelerator pedal arm applies direction for making throttle diminish, and the power on clutch pedal lever that is connected to applies direction for making clutch separation;The size of rolling wheel and shape ensure to synchronize to move precalculated position to by braking footrest, gas pedal and/or clutch pedal;
If linear telescopic pulling device, then linear telescopic pulling device adopts the ball-screw with auto-lock function, ball-screw is provided with limit switch, the other end can connect the drawing of braking footrest, gas pedal and/or clutch pedal/pressure directly or by diameter-changing wheel and apply end, in order to realize synchronizing to move various pedals to precalculated position;
Above-mentioned pulling device receive that central control system sends blow out rescue instruction time, brake pedal arm must be pulled within the time of 2 seconds to arrive output maximum braking force position, pull the 60-80% that power is this car design maximum braking force of brake pedal arm;If being connected to pulling device on accelerator pedal arm wall, then reversely pull the power of accelerator pedal arm can reach driver and step on the gas the 300% of power;Release throttle and clutch pedal is moved to the time at the end be not more than 1.5 seconds;
Further, the running information harvester that central control system connects, including speed, current location, tire pressure and blowing out, crashproof, knock into the back, fatigue driving, parking, brake pedal arm, the harvester of vehicle body steady state signal, there is global position system and long distance wireless transceiver module, there is CAN, automatically can analyze judgement in real time and gather signal, finding hypervelocity, high-speed tire explosion, fatigue driving, to lose control of one's vehicle, it is about to knock into the back, road ahead meteorology is dangerous, when section control and needs stop in emergency with aid parking, can automatically or accept mobile phone and wireless instructions that remote monitoring platform sends, send execution order-driven pulling device operating and controlling vehicle to automatically speed up, slow down and stop, and when this car exception automatically by abort situation, fault time and failure cause are sent to mobile phone or remote monitoring platform;
nullFurther,Described pulling device is for rotating pulling device,Described rotation pulling device includes motor,The output of motor is connected to reductor,The output shaft of reductor is provided with wheel,One-way clutch is had between wheel and output shaft,Motor carries brake gear or reductor itself has self-locking device,The end of steel wire rope is fixedly connected on wheel,Described wheel is diameter-changing wheel,Above-mentioned motor、Reductor、One-way clutch、Rolling wheel is arranged in housing,Steel wire rope is drawn in the housing of pulling device,The outer metal hose with appropriate length of the steel wire rope drawn,The one-way clutch arranged between speed reducer output shaft and metal wheel,Its role is to when motor rotates forward, to drive metal wheel output pulling force,Output shaft idle running when motor opposite direction rotates,Active force can not be applied to metal wheel,Metal wheel is in free state,Arbitrarily can reverse with the pulling force being applied to steel cord ends;
Further, car body is connected to newly-increased Nut column;Described Nut column adopts outer hexahedron, lower surface is provided with screw, through hole is offered near upper side, upper surface offers UNICOM's locking screw keyhole to described side through hole, clamping screw it is provided with in bolt hole, Nut column bottom open hole size with on car some/bolt match, during installation, this Nut column substitutes some on a car body/nut and uses;
Further, each pedal arm is arranged draw/pressure applies end, described draws/pressure applies end to include a structure be downward opening n shape fixture block, its n shape side offers vertical ladder diameter bore, and top is macropore, and aperture is more than or equal to metal hose external diameter;The small aperture being connected with this top macropore is less than metal hose external diameter and more than steel wire rope external diameter;When applying end as pressing force, the macropore that aperture is bigger can be set in the bottom of this aperture, the metal hose or metal winding pipe that steel wire rope natural torsion can be made excessive when being drawn from n shape fixture block by steel wire rope are set inside macropore;On top, the side at macropore position, bottom be respectively provided with horizontal screw and puller bolt;Offer the opposite side in ladder reducing hole at n shape fixture block, offer located lateral screw, in positioning screw hole, be provided with the bolt being locked on pedal arm by this n shape fixture block;
Further, car body is connected to newly-increased Nut column;nullDescribed Nut column adopts outer hexahedron,Lower surface is provided with screw,Through hole is offered near upper side,Upper surface offers UNICOM's locking screw keyhole to described side through hole,Clamping screw it is provided with in bolt hole,Nut column bottom open hole size with on car some/bolt match,During installation, this Nut column substitutes some on a car body/nut use,Described Nut column is fixed on car body,N shape card is fixed on pedal arm soon,When pulling device adopts and pulls pedal mode to work,The metal hose come from pulling device from Nut column upper end through hole through after,Reserved appropriate length,It is locked by upper surface bolt,Steel wire rope is drawn the n shape pulling force/pressure being connected to pedal arm and is applied end from residual metallic hose end,After steel wire rope is formed directly into reducing hole from n shape fixture block bottom,Hold out against fixing by the cross bolts of bottom and/or top;When employing presses down mode to work, from the metal hose that pulling device comes, after reserved sufficient length, inserting the n shape fixture block upper lateral part macropore being fixed on pedal, end withstands on and is held out against locked by the cross bolts outside upper hole on the cascaded surface of aperture reducing;From the steel wire rope that metal hose end is drawn, it is passed down through aperture and is fixed on the metal hose in the macropore of bottom or after metal winding pipe nature break-in, stretch to the Nut column being fixed on car body, steel cord ends, after the cross through hole traverse of Nut column upper end, is locked on car body by the bolt of through hole upper end;Adopt press mode under this time, reserved metal hose length should exceed pulling device to the air line distance between the n shape fixture block being fixed on pedal arm, under press through the arc keeping in journey heaving;
Further, for adopting the vehicle of E-Gas, central control system configures electronic signal generator, it is serially connected in the circuit of output terminal of accelerator pedal position sensor, after obtaining the deceleration instruction of central control system, automatically cut off accelerator pedal position signal, synchronize to send the idle position signal of telecommunication of simulation so that electromotor is directly in idling mode or DECEL ENLEAN state;This central control system configures electronic signal generator also by sending the simulation throttle position signal of telecommunication increasing oil mass, drive vehicle to accelerate;
Further, the vehicle of non-electronic throttle is increased independent miniature pulling device, for individually performing assisted instruction;
Further, central control system is configured with manual operation and starts button and release button, this system can substitute for driver's both feet, and manually load button starts and releases this system, such that it is able to artificial intelligence's mode implements the acceleration to vehicle, deceleration, braking and parking operation automatically;
Further, for with the electromagnetic brake rotation pulling device as self-locking mechanism, when central control system is to brake guaranties, ensure that electromagnetic brake obtains electric generation magnetic field, apply friction brake force at electric machine rotation shaft end and make decelerating through motor or stall locking, and electromagnetic brake is in the off working state separated with motor under the action of the spring when dead electricity, thus when brake troubles motor can random forward and reverse rotation, pedal cannot will not be resetted by locked because of brake troubles;
Further, central control system has global position system and radio receiving transmitting module, it is possible to realize and the interconnecting of road location speed between other vehicle and remote monitoring platforms and directional information, retarding braking, information warning and manipulation instruction.
Automobile smart brake provided by the present invention performs system implementation automatically, described method is realized by automatic breaking system, described automatic breaking system includes central control system, vehicle power, brake system of car, pulling device, brake pedal arm and the caution system being made up of Brake lamp, double; two flashing light, steering indicating light, driving lamp and loudspeaker, what arrange or be connected to pulling device on brake pedal arm draws/pressure applying end, when applying end for pulling force, pulling device adopts pull-down pattern work;When applying end for pressure, pulling device adopts pressure mode down to work;Connecting steel wire ropes on pulling device, one end of steel wire rope is fixedly connected on pulling device, described pulling device is provided with self-locking mechanism, pulling device is connected to central control system, central control system connects running information harvester, and described pulling device is for rotating pulling device or linear telescopic pulling device;
If rotating pulling device, can select to adopt following two ways, one is that the rotation pulling device adopted includes motor, the output of motor is connected to turbine worm reducer, utilizes the self-locking mechanism of turbine worm reducer, the output shaft of turbine worm reducer is provided with wheel, the end of steel wire rope is fixedly connected on wheel, electric machine rotation driven wheel rotates and pulls steel wire rope, is provided with one-way clutch between described turbine worm reducer output shaft and wheel, and motor is connected to control system;Two is that the rotation pulling device adopted includes motor, motor is with brake, brake is as self-locking mechanism, the output of motor is connected to reductor, being provided with wheel on the output shaft of reductor, the end of steel wire rope is fixedly connected on wheel, and electric machine rotation driven wheel rotates and pulls steel wire rope, motor is connected to central control system, and the wheel in above-mentioned rotation pulling device is diameter-changing wheel or isometrical takes turns;May select and two or more synchronizing wheel is set in the output of above-mentioned rotation pulling device, each synchronizing wheel is all connected with steel wire rope, one is connected to brake pedal arm, other one or two selections are connected to accelerator pedal arm or/and clutch pedal lever, the power being connected to accelerator pedal arm applies direction for making throttle diminish, and the power on clutch pedal lever that is connected to applies direction and drives vehicle for making engine power depart from;The size of rolling wheel and shape ensure to synchronize to move precalculated position to by braking footrest, gas pedal and/or clutch pedal;
If linear telescopic pulling device, then linear telescopic pulling device adopts the ball-screw with auto-lock function, ball-screw is provided with limit switch, the other end can connect the drawing of braking footrest, gas pedal and/or clutch pedal/pressure directly or by diameter-changing wheel and apply end, in order to realize synchronizing to move various pedals to precalculated position;
Implementation is as follows:
(1) analysis that central control system carries out according to self collection information judges, accept CAN, the instruction that mobile phone or remote wireless controlled send, when the fast automatic deceleration of needs, including burst high-speed tire explosion, evade rear-end collision, hypervelocity, fatigue driving, stop in emergency, central control system sends instruction to the pulling device in automatic breaking system, motor obtains electric rear drive reducing gear output shaft rotation, braking footrest arm is pulled vehicle to be implemented braking and/or pulls clutch pedal lever simultaneously, and/or opposite direction pulls accelerator pedal arm simultaneously, reduce or release engine drive power, vehicle being implemented to slow down or stop manipulates;
(2) central control system reaches locked rotor current certain time or is about to knock into the back or the deceleration of vehicle reaches pre-provisioning request or pulls each pedal arm to send instruction when reaching precalculated position to make motor stalling in front truck or rear car monitoring motor, output auto-lock function makes the position of current each pedal arm and driving force be locked, and vehicle keeps front deceleration speed constant;
(3) system monitor in real time current vehicle speed state is controlled, after finding that speed is reduced to required speed or reaches braking purpose, provide deceleration-operation and release instruction, motor carries out the reversion of suitable duration, now each unilateral bearing and metal rolling wheel thereon are in the free state do not reversed with the reversion of output shaft, steel wire rope can braking footrest arm, accelerator pedal arm, clutch reset spring drive under arbitrarily retracted, until pedal resets completely, till back-moving spring elastic force eliminates naturally;When adopting straight line pulling device, motor reversal causes leading screw to return to the position stopping that limit switch limits, and various pedal arms automatically reset under action of reset spring;
(4) timely releasing to Braking mode function when central control system is by regulating and controlling the start-stop time of motor, direction of rotation, size of current and the speed of deceleration when adjusting vehicle Braking mode, brake force size variation and realizing arriving braking purpose;
(5) central control system is while implementing automatic retarding operation, automatically turns on loudspeaker, Brake lamp, steering indicating light or double; two flashing light, driving lamp, and warning periphery and pursuit-type vehicle are dodged in time;
(6) central control system is received driver's manually button inputted startup and releases instruction, and mobile phone or remote monitoring platform send instruction time, can automatically start Braking mode function respectively and automatically terminate Braking mode function, and automatically abort situation, fault time and failure cause are sent to when this car exception mobile phone or remote monitoring platform;
(7) above-mentioned pulling device receive central control system send blow out rescue instruction time, brake pedal arm must be pulled within the time of 2 seconds to arrive output maximum braking force position, pull the 60-80% that power is this car design maximum braking force of brake pedal arm, if being connected to pulling device on accelerator pedal arm wall, the power then reversely pulling accelerator pedal arm can reach driver and step on the gas the 300% of power, release throttle and clutch pedal is moved to the time at the end be not more than 1.5 seconds, when the speed of vehicle of blowing out being automatically lowered to the characteristic velocity of 60km/h, central control system sends automatic brake release instruction automatically;
Further, described rolling wheel adopts diameter-changing wheel, makes rolling wheel pull steel wire rope with maximum outside diameter when starting to rotate, and with prestissimo and less moment of torsion, braking footrest arm is quickly pulled to produce the position of brake force;When brake pedal arm shifts to maximum apply position, the rolling wheel of design is shaped such that steel wire rope is in radius and constantly diminishes position, pedal is driven with the speed slowed down and high torque, when pedal arrives the maximum braking force outgoing position that cannot continue to move to, steel wire rope is just at least radius position, now motor starts stall work, pulling device output maximum moment, produces maximum braking force in brake cylinder;In like manner realize fast powerful fight back accelerator pedal arm and fast driving clutch pedal lever and release the driving force of electromotor output to precalculated position as early as possible.
The positive Advantageous Effects of the present invention is in that to be capable of the function of galloping intelligence Braking mode, loading pattern after native system employing, the existing system of automobile is not done any change, adapts to various vehicle, stable and reliable in work through testing this system.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of brake actuator of the present invention.
Fig. 2 is the cross section schematic front view of n shape fixture block of the present invention.
The schematic top plan view of Fig. 3 fixture block of the present invention.
Fig. 4 is the cross section schematic front view of Nut column of the present invention.
Fig. 5 is the schematic top plan view of Nut column of the present invention.
Fig. 6 is that pulling force applies end form connection diagram on pedal arm.
Fig. 7 is that pressure applies end form connection diagram in pedal arm wall.
Fig. 8 is unilateral bearing and the schematic diagram of cam diameter-changing wheel.
Fig. 9 is the schematic diagram of spiral diameter-changing wheel.
Figure 10 is the schematic diagram of turbine and worm dual output.
Detailed description of the invention
In conjunction with accompanying drawing, the present invention is carried out detailed explanation, accompanying drawing is respectively labeled as: 1: pulling device;2: steel wire rope;3: pedal arm;4: metal hose;5:n shape fixture block;51: top macropore;52: top positioning screw hole;53: bottom positioning screw hole;54: bottom macropore;Hole one, 55:n shape fixture block location;Hole two, 56:n shape fixture block location;57: aperture;58:n shape fixture block bolt one;59:n shape fixture block bolt two;500: fixing bolt;6: Nut column;60: cross through hole;61: Nut column screw;62: hole, location, upper end;63: locking positioning bolt;7: wheel;8: one-way clutch;9: output shaft (in Fig. 9, the position of 8 and 9 should exchange);10: spiral diameter-changing wheel;101: helicla flute;11: motor;12: turbine worm reducer;121: output shaft one;122: output shaft two;13: housing.
As shown in the drawings, automobile smart brake performs system automatically, including central control system, vehicle power, brake system of car, brake pedal arm and the caution system that is made up of Brake lamp, double; two flashing light, steering indicating light, driving lamp and loudspeaker, what arrange or be connected to pulling device on brake pedal arm draws/pressure applying end, when applying end for pulling force, pulling device adopts pull-down pattern work;When applying end for pressure, pulling device adopts pressure mode down to work;Connecting steel wire ropes on pulling device, one end of steel wire rope is fixedly connected on pulling device, is provided with self-locking mechanism in described pulling device, and pulling device is connected to central control system, and described pulling device is for rotating pulling device or linear telescopic pulling device;Fig. 1 has illustrated the schematic diagram of this execution system, in figure, 1 is pulling device, pulling device pulls steel wire rope 2, the power pulling steel wire steel wire rope 2 is applied to pedal arm 3 by pulling force or pressure mode, metal hose 4 it is arranged with outside steel wire rope 2, metal hose 4 can so that selecting suitable spatial alternation path and direction when steel wire rope is arranged onboard, the resistance produced when contributing to eliminating steel wire rope zig zag, is more conducive to pulling device and selects available space to be fixed.
If rotating pulling device, can select to adopt following two ways, one is that the rotation pulling device adopted includes motor, the output of motor is connected to turbine worm reducer, utilize the self-locking mechanism of turbine worm reducer, the output shaft of turbine worm reducer is provided with wheel, the end of steel wire rope is fixedly connected on wheel, electric machine rotation driven wheel rotates and pulls steel wire rope, it is provided with one-way clutch between described turbine worm reducer output shaft and wheel, one-way clutch adopts unilateral bearing, and motor is connected to control system;The unilateral bearing arranged between speed reducer output shaft and metal wheel, its role is to when motor rotates forward, to drive metal wheel output pulling force, output shaft idle running when motor opposite direction rotates, active force can not be applied to metal wheel, metal wheel is in free state, arbitrarily can reverse with the pulling force being applied to steel cord ends;Having illustrated said structure in Figure 10,11 show motor, and 12 show the turbine worm reducer being connected with motor;With two output shafts on turbine worm reducer, it is output shaft 1, output shaft 2 122 respectively;Two is that the rotation pulling device adopted includes motor, motor is with brake, brake is as self-locking mechanism, the output of motor connects reductor, the output shaft of reductor is provided with wheel, the end of steel wire rope is fixedly connected on wheel, and electric machine rotation driven wheel rotates and pulls steel wire rope, and motor is connected to central control system.Above-mentioned rotation pulling device takes turns preferred diameter-changing wheel, it is possible to take turns for isometrical;May select and the synchronizing wheel that two or more diameter is different is set in the output of above-mentioned rotation pulling device, each synchronizing wheel is all connected with steel wire rope, one is connected to brake pedal arm, other one or two selections are connected to accelerator pedal arm, clutch pedal lever, the different strokes of the synchronizing wheel correspondence difference pedal of different-diameter, in order to motor is moved to precalculated position simultaneously;The turbine worm reducer of two shown in Figure 10 output shaft can realize driving in both sides two synchronizing wheels easily, it is also possible to install the wheel that plural size shape is different on the output shaft of side additional simultaneously;The power being connected to accelerator pedal arm applies direction for making throttle diminish, and the power on clutch pedal lever that is connected to applies direction and drives vehicle, i.e. clutch separation for making engine power depart from;
If linear telescopic pulling device, then linear telescopic pulling device adopts the ball-screw with auto-lock function, ball-screw is provided with limit switch, it may be preferable to the moving member of ball-screw drives a rotating shaft, being connected to reducing rolling wheel on rotating shaft, the end of steel wire rope is connected on reducing rolling wheel;
Accelerator pedal arm and clutch pedal lever select connect or be not connected to above-mentioned pulling device;
Above-mentioned pulling device, when the control signal receiving central control system works, must pull brake pedal arm to arrive output maximum braking force position in 2 seconds, pull the power of brake pedal arm to be preferably no less than the 60-80% of this car design maximum braking force;If being connected to pulling device on accelerator pedal arm wall, then reversely pull the power of accelerator pedal arm can reach driver and step on the gas the 300% of power;If being connected to pulling device on clutch pedal lever wall, clutch pedal lever is moved the time completely disengaged to less than 1.5 seconds;
Central control system be connected to speed, current location, tire pressure and blow out, crashproof, knock into the back, fatigue driving, parking, brake pedal arm, vehicle body steady state signal harvester, there is global position system operational module, automatically can analyze judgement in real time and gather signal, find hypervelocity, high-speed tire explosion, fatigue driving, to lose control of one's vehicle, be about to knock into the back, road ahead meteorology is dangerous and needs stop in emergency and during aid parking, send and perform order-driven pulling device operating and controlling vehicle and automatically speed up, slow down and stop;Described pulling device is for rotating pulling device, described rotation pulling device includes motor 11, the output of motor is connected to turbine worm reducer 12, the output shaft of turbine worm reducer is provided with wheel, the end of steel wire rope is fixedly connected on wheel 7, and described wheel 7 is diameter-changing wheel, and above-mentioned motor, reductor, unilateral bearing, rolling wheel are arranged in housing 13, steel wire rope 2 is drawn in the housing 13 of pulling device, the outer metal hose 4 with appropriate length of the steel wire rope of extraction;
Car body is connected to newly-increased Nut column 6;The screw specification of newly-increased Nut column is consistent with some the screw specification used on car, pulls down some nut on car and adopts Nut column to replace;Described Nut column adopts outer hexahedron, lower surface is provided with screw, it is Nut column screw shown in 61 in figure, it is provided with through hole 60 near the horizontal side opening in upper end, through hole 60 is lateral, upper surface offers the vertical UNICOM positioning bolt hole to described side through hole, positioning screw hole described in 62 is positioning bolt hole, locking positioning bolt it is provided with in bolt hole, 63 show locking positioning bolt, the screw size of Nut column bottom with on car some/bolt match, during installation, this Nut column substitutes some on a car body/nut and uses;
When pulling device adopts pull-down pattern work, as shown in Figure 6, the metal hose 4 directly come from pulling device from Nut column 6 cross through hole through after, reserved appropriate length, by the locking positioning bolt 63 in the positioning bolt hole of top by this metal hose positioning and locking on car body;The steel wire rope drawn from residual metallic hose end is fastened on each pedal arm;
Pulling device adopts pressure mode when working down, after being arranged on each pedal arm from pulling device metal hose 4 end out, the steel wire rope therefrom drawn from Nut column through hole through after be fixed on car body;
More optimize, what arrange on each pedal arm draws/pressure applying end, it is downward opening n shape fixture block 5 including a structure, its n shape side offers vertical diameter bore, the superposed macropore diameter in reducing hole is be more than or equal to metal hose external diameter, 51 show top macropore, and aperture 57 aperture being connected with this top macropore is less than metal hose external diameter and more than steel wire rope external diameter;In the bottom of aperture, can arranging the bottom macropore that aperture is bigger, be used for fixing the metal hose outside steel wire rope or metal winding pipe, 54 show bottom macropore, and the horizontal stroke at wide-bore position, top is lateral, arranges the lateral opening with silking and puller bolt;Top positioning screw hole as shown at 52, the horizontal stroke at wide-bore position, bottom is lateral, arranges the lateral opening with silking and puller bolt;Bottom positioning screw hole as shown at 53, offers the opposite side in reducing hole, offers horizontal positioning screw hole at n shape fixture block, the hole one, the location of the n shape fixture block shown in 55,56 in figure, hole two, n shape fixture block location;It is provided with this fixture block positioning and locking bolt on pedal arm in positioning screw hole;The n shape fixture block bolt one shown in 58,59 in figure, n shape fixture block bolt two;Each pedal arm is arranged and draws/pressure applying end, if pulling force applies end, after the steel wire rope 2 that then metal hose of locking extracts from Nut column 6 through hole penetrates reducing hole from n shape fixture block bottom, cross bolts by bottom and/or top, steel cord ends is held out against locked, as shown in Figure 6,500 is fixing bolt to this mode, in this case fix bolt fixing be steel wire rope;nullIf pressure applies end,As described in Figure 7,The initial end of metal hose is fixed and is withstood on housing 13,After the reserved sufficient length of metal hose becomes the circular arc heaved,End penetrates the bottom of n shape fixture block top macropore 51 from top,Withstand on the end face that aperture 57 is adjacent with top macropore 51,The metal hose end 4 inserted is held out against by the cross bolts of upper lateral part,Fixing bolt 500 in Fig. 7 is cross bolts,In this case,500 fixing be metal hose,Under this power output mode,Ensure metal hose length to exceed the air line distance between the fixing fixture block of pulling device and pedal arm and under press through the arc keeping in journey heaving,The steel wire rope 2 drawn from metal hose is after aperture 57,Steel wire rope 2 end is directly or by after the metal hose being fixed in the macropore of bottom or metal winding pipe nature break-in excessively,After traverse is arranged on the through hole of Nut column 6 upper end in steel cord ends direction,Locked by the Bolt to position in Nut column upper bolt hole;So when pulling device works, it is immovable that steel cord ends is fixed on Nut column, steel wire rope will stretch lower drum pressure under motor effect and play the reserved metal hose having additional length, metal hose cannot retreat because initial end is fixed on pulling device, it is inserted in the end in fixture block and will stretch forward, thus pressure pedal moves down along steel wire rope and drives pedal arm to move down generation brake force etc. down;
For adopting the vehicle of E-Gas, this central control system configures electronic signal generator, it is serially connected in the circuit after accelerator pedal arm, after obtaining the deceleration instruction of central control system, automatically cut off and replace the fuel delivery signal that accelerator pedal arm position provides, synchronize to send the replacement signal of telecommunication of simulation so that electromotor is directly in idling mode;Or by sending the analog electrical signal increasing oil mass, drive vehicle to accelerate;Further, the vehicle of non-electronic throttle is increased independent miniature pulling device, for performing the assisted instruction of central control system.
Automobile smart brake provided by the present invention performs system implementation automatically, described method is realized by automatic breaking system, described automatic breaking system includes central control system, vehicle power, brake system of car, pulling device, brake pedal arm and the caution system being made up of Brake lamp, double; two flashing light, steering indicating light, driving lamp and loudspeaker, what arrange or be connected to pulling device on brake pedal arm draws/pressure applying end, when applying end for pulling force, pulling device adopts pull-down pattern work;When applying end for pressure, pulling device adopts pressure mode down to work;Connecting steel wire ropes on pulling device, one end of steel wire rope is fixedly connected on pulling device, described pulling device is provided with self-locking mechanism, pulling device is connected to central control system, central control system connects running information harvester, and described pulling device is for rotating pulling device or linear telescopic pulling device;
If rotating pulling device, can select to adopt following two ways, one is that the rotation pulling device adopted includes motor, the output of motor is connected to turbine worm reducer, utilizes the self-locking mechanism of turbine worm reducer, the output shaft of turbine worm reducer is provided with wheel, the end of steel wire rope is fixedly connected on wheel, electric machine rotation driven wheel rotates and pulls steel wire rope, is provided with one-way clutch between described turbine worm reducer output shaft and wheel, and motor is connected to control system;Two is that the rotation pulling device adopted includes motor, motor is with brake, brake is as self-locking mechanism, the output of motor is connected to reductor, being provided with wheel on the output shaft of reductor, the end of steel wire rope is fixedly connected on wheel, and electric machine rotation driven wheel rotates and pulls steel wire rope, motor is connected to central control system, the preferred diameter-changing wheel of wheel in above-mentioned rotation pulling device or isometrical take turns;May select and two or more synchronizing wheel is set in the output of above-mentioned rotation pulling device, each synchronizing wheel is all connected with steel wire rope, one is connected to brake pedal arm, other one or two selections are connected to accelerator pedal arm or/and clutch pedal lever, the power being connected to accelerator pedal arm applies direction for making throttle diminish, and the power on clutch pedal lever that is connected to applies direction and drives vehicle for making engine power depart from;The size of rolling wheel and shape ensure to synchronize to move precalculated position to by braking footrest, gas pedal and/or clutch pedal;
If linear telescopic pulling device, then linear telescopic pulling device adopts the ball-screw with auto-lock function, ball-screw is provided with limit switch, the other end can connect the drawing of braking footrest, gas pedal and/or clutch pedal/pressure directly or by diameter-changing wheel and apply end, in order to realize synchronizing to move various pedals to precalculated position;
Above-mentioned pulling device receive central control system send blow out rescue instruction time, be characterised by must pulling in 2 seconds brake pedal arm to arrive output maximum braking force position, pull the 60-80% that power is this car design maximum braking force of brake pedal arm;If being connected to pulling device on accelerator pedal arm wall, then reversely pull the power of accelerator pedal arm can reach driver and step on the gas the 300% of power;Release throttle and clutch pedal is moved to the time at the end be not more than 1.5 seconds, it is characterised in that implementation is as follows:
(1) analysis that central control system carries out according to self collection information judges, accept CAN, the instruction that mobile phone or remote wireless controlled send, when the fast automatic deceleration of needs, including burst high-speed tire explosion, evade rear-end collision, hypervelocity, fatigue driving, stop in emergency, central control system sends instruction to the pulling device in automatic breaking system, motor obtains electric rear drive reducing gear output shaft rotation, braking footrest arm is pulled vehicle to be implemented braking and/or pulls clutch pedal lever simultaneously, and/or opposite direction pulls accelerator pedal arm simultaneously, reduce or release engine drive power, vehicle being implemented to slow down or stop manipulates;
(2) central control system reaches pre-provisioning request in the deceleration monitoring motor and reaching locked rotor current certain time or vehicle or is about to knock into the back in front truck or rear car or pull each pedal arm to send instruction when reaching precalculated position make motor stalling, output auto-lock function makes the position of current each pedal arm and driving force be locked, and vehicle keeps front deceleration speed constant;
(3) system monitor in real time current vehicle speed state is controlled, after finding that speed is reduced to required speed or reaches braking purpose, provide deceleration-operation and release instruction, motor carries out the reversion of suitable duration, now each unilateral bearing and metal rolling wheel thereon are in the free state do not reversed with the reversion of output shaft, steel wire rope can braking footrest arm, accelerator pedal arm, clutch reset spring drive under arbitrarily retracted, until each pedal resets completely, till the elastic force of back-moving spring eliminates naturally;When adopting straight line pulling device, motor reversal causes leading screw to return to the position stopping that limit switch limits, and various pedal arms automatically reset under action of reset spring;
(4) timely releasing to Braking mode function when central control system is by regulating and controlling the start-stop time of motor, direction of rotation, size of current and the speed of deceleration when adjusting vehicle Braking mode, brake force size variation and realizing arriving braking purpose;
(5) central control system is while implementing automatic retarding operation, automatically turns on loudspeaker, Brake lamp, steering indicating light or double; two flashing light, driving lamp, and warning periphery and pursuit-type vehicle are dodged in time;
(6) central control system is received driver's manually button inputted startup and releases instruction, and mobile phone or remote monitoring platform send instruction time, can automatically start Braking mode function respectively and automatically terminate Braking mode function, and automatically abort situation, fault time and failure cause are sent to when this car exception mobile phone or remote monitoring platform;
(7) further, described rolling wheel preferably employs diameter-changing wheel, make rolling wheel pull steel wire rope with maximum outside diameter when starting to rotate, thus with prestissimo and less moment of torsion overcome brake pedal and brakes idle stroke and rapidly arrive produce effectual brake force position;When driving brake pedal arm to move to output maximum braking force position, rolling wheel is shaped such that steel wire rope is in minor radius winding position, export slower speed but high torque, especially make motor brake pedal reach most brake force outgoing position can not move again time, steel wire rope is exactly in wheel least radius position, motor rotation blockage works and maximum output torque, thus can when same motor speed, power and speed reducing ratio, it is achieved with shortest time, generation maximum braking force in brake cylinder;In like manner realize fast powerful fight back accelerator pedal arm and fast driving clutch pedal lever and release the driving force of electromotor output to precalculated position as early as possible.
Determine in process in technical scheme, in order to determine the optimum technology parameter of relief of blowing out, carry out the test of big quantity research, the real vehicle done including the superelevation speed per hour cap sensitive front-wheel etc. at speed up to 130-167.1 kilometer is blown out automatic-aid test, automatic-aid for high-speed tire explosion, draw following research conclusion: (1) Braking mode actuator, when adopting the existing brake pedal arm of automobile to implement retarding braking, from starting drag pedal arm setting in motion, to brake pedal arm being moved to the time that output maximum braking force position consumes, the longest must not exceed 2 seconds;(2) self-sustaining gear pulls the brake force size that pedal arm exports, it should for the 60-80% of this car design brake force;Above-mentioned running parameter, disclosure satisfy that time and the required braking force of the most dangerous high-speed tire explosion relief through the test of big quantity research;Otherwise, slow again or brake force is little again, high-speed tire explosion vehicle will be made cannot to utilize the inertia in original transport condition and direction, cannot effectively overcome the significant differences of blow out wheel and non-blow out resistance to rolling, rolling radius and side force etc. between wheel to cause high-speed tire explosion vehicle to miss best relief chance, cannot safety operation control, occur turning around, turn on one's side, the particularly serious vehicle accident of the car crash such as whipping;And brake force is excessive, unexpected brake hard is slowed down and will be caused on car not injury to personnel with good seat belt, also too fast rear portion pursuit-type vehicle can be caused because slowing down to have little time reaction and knock into the back, or dodge because dodging not as good as and with nearby vehicle collision and accidents caused;In addition, when native system actively implements Braking mode, driver will lean forward due to inertia health, foot is applied to the power on throttle will be increased, and needs the power of the releasing gas pedal that pulling device exports to be not less than in the positive situation of driver and step on the 300% of throttle power could effectively eliminate driver's acceleration function to vehicle for this;Meanwhile, release throttle and that clutch pedal is moved to time at the end is more early more good, it is desirable to be not later than 1.5 seconds, in order to avoid still causing various danger continuing to run at high speed after vehicle flat tire;Car braking and release the synergy of engine drive power, it will make to blow out, knock into the back, over-speed vehicles etc. is more easy to evades dangerous generation;
The present invention provides above-mentioned intelligent brake and automatically performs system, it installs additional and the existing system of automobile is not done any change, do not conflict with existing brakes, by the braking deceleration that brake pedal is implemented, anti-lock function and the vacuum servo function of the ABS of vehicle standard configuration can be made full use of, adapt to various vehicle, stable and reliable in work through testing this system.The control system of the present invention, for controlling the start and stop of actuating motor, rotation direction, speed, power output size etc., control system and motor adopt vehicle-mounted (12V or 24V) DC source to power, largest benefit is relatively excessive in output Braking mode power, or causing certain wheel lock up through wet and slippery, ice and snow road, the anti-lock function of ABS can ensure that driver's control to direction of traffic.
The present invention preferably has the reductor of auto-lock function, it is because needing quickly to pull braking footrest output effectual brake force with the fastest speed and enough moment, but by vehicular power-bottle voltage and capacity limit, available direct current generator effective power is only small again, though rotating speed is high but effectively output moment of torsion is limited;For this, first have to ensure there are enough output torques to produce enough brake force, this is accomplished by adopting reducing gear, but meet output brake force within the short time as far as possible again simultaneously, and existing Vehicular direct-current power of motor, under rated current and declared working condition, all cannot take into account the requirement of speed and moment;For this, it is a feature of the present invention that manage to utilize direct current generator stall operating mode implement Braking mode function;Because the direct current generator electric current when stall is about 5 times of rated current, the moment of torsion of output is also about 5 times of nominal torque, but motor cannot export and keep required brake force for a long time under this unconventional operating mode of stall, generally can only allow the stall time of several seconds, otherwise huge locked rotor current quickly can burn out motor insulating layer and cause short circuit, and initiation fire consequence is hardly imaginable.For this, for avoiding huge locked rotor current initiation fire, the present invention adopts the reducing gear with auto-lock function, is controlling the size of current that monitor in real time is carried by internal system, it has been found that motor occurs after locked rotor current, gives motor power-off in time.Now; because have employed turbine and worm, ball screw etc., there is the reducing gear of auto-lock function; after motor dead electricity; the position of reducing gear output shaft is locked; application position and the brake force of brake pedal are maintained; vehicle is slowing down with rational brake force, because controlling system to the timely power-off of motor, thus effectively protecting the motor of stall without damage;The spur reduction machine being do not have auto-lock function can also be adopted as an alternative, but on the output shaft of motor, increase brake;This device can be under control of the control system, when control system detects that motor is in stall resting position or other positions, receive the output shaft of the timely locked motor of instruction, the outgoing position system and the power that keep motor shaft are constant, now central control system is to motor power-off, it is to avoid motor continues stall work and damages.
Preferred version as the present invention, control system is as required, the size of brake force can be automatically controlled, its method is to control internal system set up variable resistance or adopt intelligent switch, by detecting and changing the size of current being supplied to direct current generator, thus the brake force size that actuator when regulating and controlling motor rotation blockage exports, such that it is able to realize motor to export sizable brake force.
After reaching retro-speed or braking purpose, it is necessary to system possesses the ability of Rapid reversal emergency brake function, otherwise lasting retarding braking can cause that vehicle is parked on fast or runway cannot to move initiation and the secondary vehicle accident such as knocks into the back.But the employing of various reducing gears, all can produce internal resistance in gear train, have employed the acceleration mechanism of auto-lock function, even if motor power-off, braking footrest cannot restore because of the existence of motor and speed reducer structure internal resistance and auto-lock function simultaneously.For this, solution provides reverse current for controlling system to timely motor, to have brake spur reduction machine, when releasing braking, can first release brake and the locking function of motor shaft is reoffered reverse current, such that it is able to eliminate the mechanical resistance of motor and speed reducer so that metal wheel is reversed, and each pedal resets under respective action of reset spring;
But because of different automobile types, when needing to move brake pedal to end generation brake force, the distance of motion or the number of turns of rotation vary, cause that control system is when reality controls reducing gear releasing Braking mode function, it is not easy to determine the how many circle of needs reversion very much, could both ensure that pedal loosened completely, it is unlikely to again because metal wheel exceedes the required reversion number of turns and opposite direction Wound steel rope, and pedal tension is produced brake force etc., and also be difficult to the motor reversal number of turns during actual enforcement accurately measure and control, and motor rotating frequently, to cause that vehicle cannot release braking in time, make vehicle stop cannot move on a highway uncontrolledly, thus causing that serious rear-end collision accident occurs;For this, spy, between the output shaft and metal wheel of reductor, sets up unilateral bearing, and metallic steel cord rolling wheel is enclosed within unilateral bearing.The function of unilateral bearing is to ensure that when the output shaft of actuator rotates forward, steel wire rope metal wheel Wound steel rope is driven to pull braking footrest to produce brake force, but during output shaft reversion, unilateral bearing is in idling conditions, metal rolling wheel thereon is no longer with the synchronized rotating in same direction of this output shaft, and is in free state.So, control system is when needs release Braking mode function, reverse current is provided to make it carry out several seconds or the lasting reverse rotation of suitable duration to motor by all means, unilateral bearing and metal rolling wheel thereon do not reverse with output shaft, steel wire rope thereon reverses under the pulling force of pedal back-moving spring, until brake pedal does not remain any pulling force on steel wire after resetting completely and stops the rotation, thus realizing Rapid reversal brake force, it also avoid the complex control of the number of turns that steel wire rope is reversed.Because braking footrest is very short for resetting time, stall after the reversing time that general control systems gives about 5 seconds, it is sufficient for pedal self-return;The releasing of other pedals is also adopted by similar fashion;
Preferred version as the present invention, can preferred turbine and worm motor, it is easy to reducing gear and has two outfans, one outfan connects braking footrest by steel wire rope, another outfan connects gas pedal by steel wire rope opposite direction, optimize size and the link position of two metal rolling wheels, when actuator so can be made to perform deceleration control, it is possible not only to move braking footrest to maximum apply position, pass through connecting rod simultaneously, opposite direction is by gas pedal fight back, reduce the driving force that electromotor is applied by driver, so that the deceleration of vehicle controls more efficient and steady.
Present invention is further characterized in that the metal rolling wheel of preferred variable diameter, for instance on the output shaft of reductor, be not the steel wire rope rolling wheel of the circles such as employing, but adopt eccentric cam structure.Because when braking footrest being moved to most position, the end, it is generally required to first overcome the idle stroke in pedal, master cylinder and wheel cylinder, at this moment do not need too big driving force, but by the restriction of motor and speed reducer structure rotating speed, pull the speed that pedal moves but cannot improve.For this, the purpose of employing cam or diameter-changing wheel structure, is to adopt radius Wound steel rope big as far as possible when starting to rotate, so that pedal to be quickly pulled to produce the position of brake force when same motor rotation speed;When brake pedal reaches maximum apply position, it is no longer necessary to produce displacement, and need to apply effectual brake force big as far as possible at this moment, now, steel wire rope is allowed to be in metal cam or the minimum driving radius place of diameter-changing wheel, now motor also can stall, can on motor shaft moment output maximum twist, produce be several times as much as major diameter or the pulling force of isodiametric wire rope pulleySo, the unique design of this diameter-changing wheel can in the situation of same motor speed, power of motor and reductor speed reducing ratio, and the brake force of the motor that is multiplied shortens again braking time at double, it is achieved the quickly purpose of brake hard.In like manner, when maintaining certain brake force, just can being adopted less locked rotor current by which, thus greatly reducing the caloric value of motor, extending life-span motor rotation blockage working time.In like manner, it is also possible to realize quick opposite direction and pull gas pedal, quickly reduce to engine oil purpose.
The key character of the present invention also resides in, very inconvenient feature is installed for automobile additional after carrying out, the present invention develops a kind of drop-down and that pressure working method is all suitable for down unique method that installs additional and installs parts additional, i.e. Nut column and n shape fixture block, application in conjunction with metal hose, it is possible to be easy to user and use flexibly according to the feature that automobile is different.
Structure shown in the above embodiment of the present invention and configuration are merely schematic.Although above-described embodiment is described in detail in the disclosure, but being without materially departing under the novel teachings of theme described herein and the premise of advantage, many improvement are all possible.

Claims (13)

1. automobile smart brake performs system automatically, it is characterized in that: include central control system, vehicle power, brake system of car, pulling device, brake pedal arm and the caution system being made up of Brake lamp, double; two flashing light, steering indicating light, driving lamp and loudspeaker, what arrange or be connected to pulling device on brake pedal arm draws/pressure applying end, when applying end for pulling force, pulling device adopts pull-down pattern work;When applying end for pressure, pulling device adopts pressure mode down to work;Connecting steel wire ropes on pulling device, one end of steel wire rope is fixedly connected on pulling device, steel wire is arranged with metal hose, described pulling device is provided with self-locking mechanism, pulling device is connected to central control system, central control system connects running information harvester, and described pulling device is for rotating pulling device or linear telescopic pulling device;
If rotating pulling device, can select to adopt following two ways, one is that the rotation pulling device adopted includes motor, the output of motor is connected to turbine worm reducer, utilizes the self-locking mechanism of turbine worm reducer, the output shaft of turbine worm reducer is provided with wheel, the end of steel wire rope is fixedly connected on wheel, being provided with unilateral bearing between wheel and output shaft, when motor rotates forward, driven wheel rotates and pulls steel wire rope, motor to be connected to control system;Two is that the rotation pulling device adopted includes motor, motor is with brake, brake is as self-locking mechanism, the output of motor is connected to reductor, the output shaft of reductor is provided with wheel, take turns and between output shaft, be provided with unilateral bearing, the end of steel wire rope is fixedly connected on wheel, when motor rotates forward, driven wheel rotates and pulls steel wire rope, motor to be connected to central control system, and the wheel in above-mentioned rotation pulling device is diameter-changing wheel or isometrical takes turns;May select and two or more synchronizing wheel is set in the output of above-mentioned rotation pulling device, each synchronizing wheel is all connected with steel wire rope, one is connected to brake pedal arm, other one or two selections are connected to accelerator pedal arm or/and clutch pedal lever, the power being connected to accelerator pedal arm applies direction for making throttle diminish, and the power on clutch pedal lever that is connected to applies direction for making clutch separation;The size of rolling wheel and shape ensure to synchronize to move precalculated position to by braking footrest, gas pedal and/or clutch pedal;
If linear telescopic pulling device, then linear telescopic pulling device adopts the ball-screw with auto-lock function, ball-screw is provided with limit switch, the other end can connect the drawing of braking footrest, gas pedal and/or clutch pedal/pressure directly or by diameter-changing wheel and apply end, in order to realize synchronizing to move various pedals to precalculated position;
Above-mentioned pulling device receive that central control system sends blow out rescue instruction time, brake pedal arm must be pulled within the time of 2 seconds to arrive output maximum braking force position, pull the 60-80% that power is this car design maximum braking force of brake pedal arm;If being connected to pulling device on accelerator pedal arm wall, then reversely pull the power of accelerator pedal arm can reach driver and step on the gas the 300% of power;Release throttle and clutch pedal is moved to the time at the end be not more than 1.5 seconds.
null2. automobile smart brake according to claim 1 performs system automatically,It is characterized in that: the running information harvester that central control system connects,Including speed、Current location、Tire pressure and blowing out、Crashproof、Knock into the back、Fatigue driving、Parking、Brake pedal arm、The harvester of vehicle body steady state signal,There is global position system and long distance wireless transceiver module,There is CAN,Automatically can analyze judgement in real time and gather signal,Finding hypervelocity、High-speed tire explosion、Fatigue driving、To lose control of one's vehicle、It is about to knock into the back、Road ahead meteorology is dangerous、When section control and needs stop in emergency with aid parking,Can automatically or accept mobile phone and wireless instructions that remote monitoring platform sends,Send execution order-driven pulling device operating and controlling vehicle to automatically speed up、Slow down and stop,And when this car exception automatically by abort situation、Fault time and failure cause are sent to mobile phone or remote monitoring platform.
null3. automobile smart brake according to claim 1 performs system automatically,It is characterized in that: described pulling device is for rotating pulling device,Described rotation pulling device includes motor,The output of motor is connected to reductor,The output shaft of reductor is provided with wheel,One-way clutch is had between wheel and output shaft,Motor carries brake gear or reductor itself has self-locking device,The end of steel wire rope is fixedly connected on wheel,Described wheel is diameter-changing wheel,Above-mentioned motor、Reductor、One-way clutch、Rolling wheel is arranged in housing,Steel wire rope is drawn in the housing of pulling device,The outer metal hose with appropriate length of the steel wire rope drawn,The one-way clutch arranged between speed reducer output shaft and metal wheel,Its role is to when motor rotates forward, to drive metal wheel output pulling force,Output shaft idle running when motor opposite direction rotates,Active force can not be applied to metal wheel,Metal wheel is in free state,Arbitrarily can reverse with the pulling force being applied to steel cord ends.
4. automobile smart brake according to claim 1 performs system automatically, it is characterised in that: on car body, it is connected to newly-increased Nut column;Described Nut column adopts outer hexahedron, lower surface is provided with screw, through hole is offered near upper side, upper surface offers UNICOM's locking screw keyhole to described side through hole, clamping screw it is provided with in bolt hole, Nut column bottom open hole size with on car some/bolt match, during installation, this Nut column substitutes some on a car body/nut and uses.
5. automobile smart brake according to claim 1 performs system automatically, it is characterized in that: what arrange on each pedal arm draws/pressure applying end, described draw/pressure applies end to include a structure is downward opening n shape fixture block, its n shape side offers vertical ladder diameter bore, top is macropore, and aperture is more than or equal to metal hose external diameter;The small aperture being connected with this top macropore is less than metal hose external diameter and more than steel wire rope external diameter;When applying end as pressing force, the macropore that aperture is bigger can be set in the bottom of this aperture, the metal hose or metal winding pipe that steel wire rope natural torsion can be made excessive when being drawn from n shape fixture block by steel wire rope are set inside macropore;On top, the side at macropore position, bottom be respectively provided with horizontal screw and puller bolt;Offer the opposite side in ladder reducing hole at n shape fixture block, offer located lateral screw, in positioning screw hole, be provided with the bolt being locked on pedal arm by this n shape fixture block.
6. automobile smart brake according to claim 5 performs system automatically, it is characterised in that: on car body, it is connected to newly-increased Nut column;nullDescribed Nut column adopts outer hexahedron,Lower surface is provided with screw,Through hole is offered near upper side,Upper surface offers UNICOM's locking screw keyhole to described side through hole,Clamping screw it is provided with in bolt hole,Nut column bottom open hole size with on car some/bolt match,During installation, this Nut column substitutes some on a car body/nut use,Described Nut column is fixed on car body,N shape card is fixed on pedal arm soon,When pulling device adopts and pulls pedal mode to work,The metal hose come from pulling device from Nut column upper end through hole through after,Reserved appropriate length,It is locked by upper surface bolt,Steel wire rope is drawn the n shape pulling force/pressure being connected to pedal arm and is applied end from residual metallic hose end,After steel wire rope is formed directly into reducing hole from n shape fixture block bottom,Hold out against fixing by the cross bolts of bottom and/or top;When employing presses down mode to work, from the metal hose that pulling device comes, after reserved sufficient length, inserting the n shape fixture block upper lateral part macropore being fixed on pedal, end withstands on and is held out against locked by the cross bolts outside upper hole on the cascaded surface of aperture reducing;From the steel wire rope that metal hose end is drawn, it is passed down through aperture and is fixed on the metal hose in the macropore of bottom or after metal winding pipe nature break-in, stretch to the Nut column being fixed on car body, steel cord ends, after the cross through hole traverse of Nut column upper end, is locked on car body by the bolt of through hole upper end;Adopt press mode under this time, reserved metal hose length should exceed pulling device to the air line distance between the n shape fixture block being fixed on pedal arm, under press through the arc keeping in journey heaving.
7. automatically perform system according to the automobile smart brake in claim 1, it is characterized in that: for adopting the vehicle of E-Gas, central control system configures electronic signal generator, it is serially connected in the circuit of output terminal of accelerator pedal position sensor, after obtaining the deceleration instruction of central control system, automatically cut off accelerator pedal position signal, synchronize to send the idle position signal of telecommunication of simulation so that electromotor is directly in idling mode or DECEL ENLEAN state;This central control system configures electronic signal generator also by sending the simulation throttle position signal of telecommunication increasing oil mass, drive vehicle to accelerate.
8. automatically perform system according to the automobile smart brake in claim 1, it is characterised in that: the vehicle of non-electronic throttle is increased independent miniature pulling device, for individually performing assisted instruction.
9. automatically perform system according to the automobile smart brake in claim 1, it is characterized in that: central control system is configured with manual operation and starts button and release button, this system can substitute for driver's both feet, manually load button starts and releases this system, such that it is able to artificial intelligence's mode implements the acceleration to vehicle, deceleration, braking and parking operation automatically.
10. automatically perform system according to the automobile smart brake in claim 1, it is characterized in that: for the electromagnetic brake rotation pulling device as self-locking mechanism, when central control system is to brake guaranties, ensure that electromagnetic brake obtains electric generation magnetic field, apply friction brake force at electric machine rotation shaft end and make decelerating through motor or stall locking, and electromagnetic brake is in the off working state separated with motor under the action of the spring when dead electricity, thus when brake troubles motor can random forward and reverse rotation, pedal cannot will not be resetted by locked because of brake troubles.
11. automatically perform system according to the automobile smart brake in claim 1, it is characterized in that: global position system that central control system has and radio receiving transmitting module, it is possible to realize and the interconnecting of road location speed between other vehicle and remote monitoring platforms and directional information, retarding braking, information warning and manipulation instruction.
12. automobile smart brake performs system implementation automatically, described method is realized by automatic breaking system, described automatic breaking system includes central control system, vehicle power, brake system of car, pulling device, brake pedal arm and the caution system being made up of Brake lamp, double; two flashing light, steering indicating light, driving lamp and loudspeaker, what arrange or be connected to pulling device on brake pedal arm draws/pressure applying end, when applying end for pulling force, pulling device adopts pull-down pattern work;When applying end for pressure, pulling device adopts pressure mode down to work;Connecting steel wire ropes on pulling device, one end of steel wire rope is fixedly connected on pulling device, described pulling device is provided with self-locking mechanism, pulling device is connected to central control system, central control system connects running information harvester, and described pulling device is for rotating pulling device or linear telescopic pulling device;
If rotating pulling device, can select to adopt following two ways, one is that the rotation pulling device adopted includes motor, the output of motor is connected to turbine worm reducer, utilizes the self-locking mechanism of turbine worm reducer, the output shaft of turbine worm reducer is provided with wheel, the end of steel wire rope is fixedly connected on wheel, electric machine rotation driven wheel rotates and pulls steel wire rope, is provided with one-way clutch between described turbine worm reducer output shaft and wheel, and motor is connected to control system;Two is that the rotation pulling device adopted includes motor, motor is with brake, brake is as self-locking mechanism, the output of motor is connected to reductor, being provided with wheel on the output shaft of reductor, the end of steel wire rope is fixedly connected on wheel, and electric machine rotation driven wheel rotates and pulls steel wire rope, motor is connected to central control system, and the wheel in above-mentioned rotation pulling device is diameter-changing wheel or isometrical takes turns;May select and two or more synchronizing wheel is set in the output of above-mentioned rotation pulling device, each synchronizing wheel is all connected with steel wire rope, one is connected to brake pedal arm, other one or two selections are connected to accelerator pedal arm or/and clutch pedal lever, the power being connected to accelerator pedal arm applies direction for making throttle diminish, and the power on clutch pedal lever that is connected to applies direction and drives vehicle for making engine power depart from;The size of rolling wheel and shape ensure to synchronize to move precalculated position to by braking footrest, gas pedal and/or clutch pedal;
If linear telescopic pulling device, then linear telescopic pulling device adopts the ball-screw with auto-lock function, ball-screw is provided with limit switch, the other end can connect the drawing of braking footrest, gas pedal and/or clutch pedal/pressure directly or by diameter-changing wheel and apply end, in order to realize synchronizing to move various pedals to precalculated position;
It is characterized in that implementation is as follows:
(1) analysis that central control system carries out according to self collection information judges, accept CAN, the instruction that mobile phone or remote wireless controlled send, when the fast automatic deceleration of needs, including burst high-speed tire explosion, evade rear-end collision, hypervelocity, fatigue driving, stop in emergency, central control system sends instruction to the pulling device in automatic breaking system, motor obtains electric rear drive reducing gear output shaft rotation, braking footrest arm is pulled vehicle to be implemented braking and/or pulls clutch pedal lever simultaneously, and/or opposite direction pulls accelerator pedal arm simultaneously, reduce or release engine drive power, vehicle being implemented to slow down or stop manipulates;
(2) central control system reaches locked rotor current certain time or is about to knock into the back or the deceleration of vehicle reaches pre-provisioning request or pulls each pedal arm to send instruction when reaching precalculated position to make motor stalling in front truck or rear car monitoring motor, output auto-lock function makes the position of current each pedal arm and driving force be locked, and vehicle keeps front deceleration speed constant;
(3) system monitor in real time current vehicle speed state is controlled, after finding that speed is reduced to required speed or reaches braking purpose, provide deceleration-operation and release instruction, motor carries out the reversion of suitable duration, now each unilateral bearing and metal rolling wheel thereon are in the free state do not reversed with the reversion of output shaft, steel wire rope can braking footrest arm, accelerator pedal arm, clutch reset spring drive under arbitrarily retracted, until pedal resets completely, till back-moving spring elastic force eliminates naturally;When adopting straight line pulling device, motor reversal causes leading screw to return to the position stopping that limit switch limits, and various pedal arms automatically reset under action of reset spring;
(4) timely releasing to Braking mode function when central control system is by regulating and controlling the start-stop time of motor, direction of rotation, size of current and the speed of deceleration when adjusting vehicle Braking mode, brake force size variation and realizing arriving braking purpose;
(5) central control system is while implementing automatic retarding operation, automatically turns on loudspeaker, Brake lamp, steering indicating light or double; two flashing light, driving lamp, and warning periphery and pursuit-type vehicle are dodged in time;
(6) central control system is received driver's manually button inputted startup and releases instruction, and mobile phone or remote monitoring platform send instruction time, can automatically start Braking mode function respectively and automatically terminate Braking mode function, and automatically abort situation, fault time and failure cause are sent to when this car exception mobile phone or remote monitoring platform;
(7) above-mentioned pulling device receive central control system send blow out rescue instruction time, brake pedal arm must be pulled within the time of 2 seconds to arrive output maximum braking force position, pull the 60-80% that power is this car design maximum braking force of brake pedal arm, if being connected to pulling device on accelerator pedal arm wall, the power then reversely pulling accelerator pedal arm can reach driver and step on the gas the 300% of power, release throttle and clutch pedal is moved to the time at the end be not more than 1.5 seconds, when the speed of vehicle of blowing out being automatically lowered to the characteristic velocity of 60km/h, central control system sends automatic brake release instruction automatically.
13. automobile smart brake according to claim 12 performs system implementation automatically, it is characterized in that: described rolling wheel adopts diameter-changing wheel, make rolling wheel pull steel wire rope with maximum outside diameter when starting to rotate, with prestissimo and less moment of torsion, braking footrest arm is quickly pulled to produce the position of brake force;When brake pedal arm shifts to maximum apply position, the rolling wheel of design is shaped such that steel wire rope is in radius and constantly diminishes position, pedal is driven with the speed slowed down and high torque, when pedal arrives the maximum braking force outgoing position that cannot continue to move to, steel wire rope is just at least radius position, now motor starts stall work, pulling device output maximum moment, produces maximum braking force in brake cylinder;In like manner realize fast powerful fight back accelerator pedal arm and fast driving clutch pedal lever and release the driving force of electromotor output to precalculated position as early as possible.
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CN106740791B (en) * 2017-01-18 2020-01-31 北京联合大学 electric servo brake device of electric automobile
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CN111567226A (en) * 2020-05-27 2020-08-25 江苏沃得农业机械股份有限公司 Automatically controlled separation and reunion parking separation and reunion structure

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