CN102381304B - Automatic emergency clutch brake device for automobile - Google Patents
Automatic emergency clutch brake device for automobile Download PDFInfo
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- CN102381304B CN102381304B CN201110232420.9A CN201110232420A CN102381304B CN 102381304 B CN102381304 B CN 102381304B CN 201110232420 A CN201110232420 A CN 201110232420A CN 102381304 B CN102381304 B CN 102381304B
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Abstract
The invention relates to an automatic emergency clutch brake device for an automobile, which mainly consists of an electric control clutch, an electric control brake, a computer, a radar, a collision switch and the like. The automatic emergency clutch brake device solves the problems that the existing automobile cannot realize automatic brake, the automatic parking cannot be realized when the automobile collision occurs, the serious traffic accidents are caused through serial collision, or even vehicles causing the accidents escape. Simultaneously, the automatic emergency clutch brake device simultaneously solves the problems that when the accidents occur, tragedies can be caused when drivers mistakenly pedal an accelerator instead of a brake because of high tension and confusion.
Description
One, technical field
Automotive field
Two, background technology
Speak of the inevitable combination that simultaneously relates to autoclutch of automobile brake with separated.Automobile is implemented to braking and must first make disengaging of clutch, then automobile is implemented to braking.Its control method, that makes disengaging of clutch with foot accelerator clutch pedal exactly, then with foot-operated brake pedal, automobile is implemented to braking, realizes and stopping.Be characterized in: must be operated machine by people is that pedal of clutch and this unique mode of brake pedal are controlled operation relative complex.Once people is drunk, or mental fatigue, is in an emergency and is difficult to brake in time; There is car accident because spiritual high-pressure is difficult to brake in time, while even occurring touching on the brake owing to stepping down in Das Gaspedal in a hurry.Once collide, often cause the tragedy of car crash, secondly may there is colliding rear injury to personnel, cross-up, brings huge disaster to other vehicles and pedestrian.The frequent existing human factor of phenomenon that automobile accident escape occurs also has existing automobile there is no the reason of automatic emergency brake device now.
Three, summary of the invention
The present invention mainly solves the above-mentioned defect that existing automobile brake exists, and has realized power-transfer clutch and automatically controlledization of drg.Can self-actuating brake when automobile heat detecting measures obstacle, and automobile is unfortunate utilizes collision energy to realize emergency braking while bumping, realized by a pedal while control clutch and drg simultaneously, solved while touching on the brake in the past owing to stepping down in Das Gaspedal in a hurry, and the problem breeding a tragedy.
Solution:
Automatic emergency clutch brake device for automobile is comprised of automobile automatic clutch device and automatic braking device for car two parts.
Automobile automatic clutch device
Automobile automatic clutch device is on original conventional clutch basis, to have increased in addition a route clutch motor-drive pump and clutch energy storage etc. to form electric control clutch oil circuit control.Article two, oil circuit is controlled by power-transfer clutch conversion electromagnetic valve, implements conversion.Power-transfer clutch conversion electromagnetic valve is at least by a switch or a computer controlled.By switch control clutch conversion electromagnetic valve Huo with by sensor, range only radar, shooting are first-class, to computing machine, carry signal, computing machine sends instruction control clutch conversion electromagnetic valve according to incoming signal again power-transfer clutch is implemented automatically to control, for the braking of automobile provides condition.
Automatic braking device for car has two kinds, a kind of fluid pressure type automatic brake arrangement, a kind of vapour-pressure type automatic brake arrangement.
Hydraulic type automobile automatic brake arrangement
Hydraulic type automobile automatic brake arrangement is on the basis of original conventional hydraulic formula drg, to increase in addition Liao Yi road mainly by braking motor-drive pump, brake accumulator and hydraulic brake conversion electromagnetic valve etc., to form electric clipper control brake oil circuit control.Article two, oil circuit is controlled by hydraulic brake conversion electromagnetic valve, implements conversion.Hydraulic brake conversion electromagnetic valve is at least by a switch or a computer controlled.By switch, control hydraulic brake conversion electromagnetic valve Huo and to computing machine, carry signal by sensor, range only radar, shooting are first-class, computing machine sends instruction according to incoming signal again, control hydraulic brake conversion electromagnetic valve, thereby drg is implemented to control, and then vehicle is implemented to brake.
Vapour-pressure type automatic braking device for car
Vapour-pressure type automatic braking device for car, on the basis of traditional pneumatic brake device, to have increased an air feed circuit being formed by air tank, air-pressure brake conversion electromagnetic valve etc., this circuit get around compression air brake control cock by air tank directly to the air feed of compressed air brake cylinder.Article two, circuit is controlled by compression air brake conversion electromagnetic valve, implements conversion.Air-pressure brake conversion electromagnetic valve at least by a switch and or computer controlled.By switch, control air-pressure brake conversion electromagnetic valve Huo and to computing machine, carry signal by sensor, range only radar, shooting are first-class, computing machine sends instruction according to incoming signal again, control air-pressure brake conversion electromagnetic valve, thereby electric clipper control brake is implemented to brake to vehicle.
The control of power-transfer clutch conversion electromagnetic valve
Power-transfer clutch conversion electromagnetic valve, by three-route road parallel control, is realized three of autoclutch kinds of controls.One, arranges a power-transfer clutch conversion electromagnetic valve impact switch in the front portion of automobile.When automobile bumps, utilize impact force to connect power-transfer clutch conversion electromagnetic valve circuit, make power-transfer clutch automatically separated.Its two, in the front portion of automobile, one acquisition radar is set.When acquisition radar detects obstacle and the distance and bearing signal of obstacle is transferred to computing machine, then by computing machine, send instruction control clutch conversion electromagnetic valve and make power-transfer clutch automatically separated.Its three, emergency stop switch is set.Emergency stop switch essence is exactly foot-operated two gear switch, and one grade of control clutch conversion electromagnetic valve switch, realizes the separation of power-transfer clutch, and second gear is while control clutch conversion electromagnetic valve switch and drg conversion electromagnetic valve switch.In the time of need to shifting gears, as long as foot-operated two gear switch are stepped on to one grade, power-transfer clutch is separated; When running into the emergency brake of emergency situation palpus, as long as foot-operated two gear switch one pin are floored and realized emergency braking.
The control of drg conversion electromagnetic valve
Drg conversion electromagnetic valve, by three-route road parallel control, is realized three of car brake kinds of controls.One, arranges a drg conversion electromagnetic valve impact switch in the front portion of automobile.When automobile bumps, impact switch is closed under the effect of external force, connects drg conversion electromagnetic valve circuit, by electric clipper control brake, vehicle is implemented to braking.Its two, in the front portion of automobile, be provided with an acquisition radar.When acquisition radar detects obstacle and the distance and bearing signal of obstacle is transferred to computing machine, then by computing machine, send instruction and control drg conversion electromagnetic valve, by electric clipper control brake, vehicle is implemented to braking.Its three, at automotive front, emergency stop switch is set.Emergency stop switch essence is exactly foot-operated two gear switch, connect power-transfer clutch conversion electromagnetic valve switch for one grade, the separation of power-transfer clutch is implemented in realization by electric control clutch, second gear is connected control clutch conversion electromagnetic valve switch and drg conversion electromagnetic valve switch simultaneously, and vehicle is implemented to braking.In the time of need to shifting gears, as long as foot-operated two gear switch are stepped on to one grade, power-transfer clutch is separated; When running into the emergency brake of emergency situation palpus, as long as foot-operated two gear switch one pin are floored and realized emergency braking.
Cardinal principle is exactly in a word: vehicle set emergency stop switch.While normally travelling, can use conventional clutch and drg to implement braking to vehicle, also can use emergency stop switch, make power-transfer clutch be transformed into electric control clutch by conventional clutch, make drg be transformed into electric clipper control brake by traditional braking device, by electric control clutch and electric clipper control brake, vehicle is implemented to braking.When conventional clutch and drg et out of order, enable emergency stop switch, by moving electric control clutch and electric clipper control brake, vehicle is implemented to braking; When electric control clutch and electric clipper control brake et out of order, unclamp emergency stop switch, let slip the clutch and brake pedal are implemented braking to vehicle.When automobile is in an emergency palpus emergency brake, as long as emergency stop switch one pin is floored and is realized emergency braking, greatly simplified braking maneuver, eliminated while braking in nervous situation and but to have stepped down in the risk on throttle owing to trampling brake pedal in a hurry, thereby made chaufeur to the more light safety of the driving of automobile.
The front portion of vehicle arranges impact switch.When automobile unfortunately bumps, impact switch is closed under external force, connects power-transfer clutch conversion electromagnetic valve circuit and drg conversion electromagnetic valve circuit, thereby by electric control clutch and electric clipper control brake, vehicle is implemented to brake.Impact switch, by locking function altogether, can not disconnect after switch closure, and vehicle is with regard to being unlikely in the situation that the injured and stupor of chaufeur is even dead and get out of hand causes more serious accident like this, and the while has been avoided again the escape of vehicle.
Front portion at automobile is provided with acquisition radar.When car radar detects obstacle, orientation, range information are delivered to computing machine, by computing machine, send instruction and connect power-transfer clutch conversion electromagnetic valve circuit and drg conversion electromagnetic valve circuit, by electric control clutch and electric clipper control brake, vehicle is implemented to braking, realize the emergency auto braking function of automobile.
1, automobile automatic clutch device
Its principle of hydraulic type automobile self-acting clutch is an electric control clutch oil circuit control consisting of clutch accumulator, clutch electric pump, power-transfer clutch conversion electromagnetic valve etc. of increase in parallel in the hydraulic tubing of power-transfer clutch.Article two, oil circuit is controlled by power-transfer clutch conversion electromagnetic valve, changes.
During automobile normal running, by chaufeur control clutch pedal, clutch master cylinder braking liquid enters clutch slave cylinder, disengaging of clutch through power-transfer clutch conversion electromagnetic valve normal open passage; When collision occurs, when the impact switch before automobile is connected or radar detection sends instruction to obstacle computing machine, electromagnetic valve action, cut off clutch master cylinder to the path of clutch slave cylinder, the braking liquid that prevents energy storage flows back to reservoir compartment through clutch general pump, can not set up pressure, turn-on accumulator, to the path of clutch slave cylinder, is realized the separation of power-transfer clutch simultaneously.It controls route:
Clutch solenoid valve
Power-transfer clutch conversion electromagnetic valve has the inlet that connects clutch master cylinder, the inlet of connection energy storage and a liquid outlet that arrives clutch slave cylinder.During normal work, the braking liquid that clutch master cylinder pumps is entered by clutch master cylinder inlet, by liquid outlet, out enters the separation that clutch slave cylinder is implemented power-transfer clutch.When collision occurs, impact switch is connected or computing machine sends instruction, during the energising of power-transfer clutch conversion electromagnetic valve, electromagnetic valve action, cut off clutch master cylinder to the path of clutch slave cylinder, prevent from by clutch master cylinder, getting back to reservoir compartment from the braking liquid of energy storage, turn-on accumulator, to the path of clutch slave cylinder, is implemented the separation of power-transfer clutch simultaneously.When electromagnet power-off, electromagnet is return under the effect of spring, and the fluid of clutch slave cylinder is got back to clutch master cylinder through electromagnetic valve, through master cylinder fuel-return valve and fuel return hole, gets back to reservoir compartment.
2, automatic braking device for car
Automatic braking device for car has two kinds, fluid pressure type automatic brake arrangement and vapour-pressure type automatic brake arrangement.Fluid pressure type automatic brake arrangement and fluid pressure type automatic clutch device structure and principle are basic identical.
(1) fluid pressure type automatic brake arrangement
Its principle of fluid pressure type automatic brake arrangement is a drg oil circuit control consisting of hydraulic brake conversion electromagnetic valve, drg energy storage and drg motor-drive pump etc. of increase in parallel in the hydraulic tubing of drg.Article two, oil circuit is controlled by hydraulic brake conversion electromagnetic valve, changes.
During automobile normal running, by chaufeur, control brake pedal, drg master cylinder braking liquid enters brake cylinder through hydraulic brake conversion electromagnetic valve normal open passage, and wheel is braked.When hydraulic brake conversion electromagnetic valve master cock is connected or when computing machine sends instruction, electromagnetic valve action, cut off drg master cylinder to the path of brake cylinder, the braking liquid that prevents drg energy storage flows back to reservoir compartment through master brake cylinder, can not set up pressure, turn-on accumulator, to the path of brake cylinder, is realized the braking to wheel simultaneously.It controls route:
For fluid pressure type abs braking system is housed, can assemble this device equally.As long as fluid pressure type abs pressure regulating control is set between hydraulic brake conversion electromagnetic valve and drg wheel cylinder.It controls route:
Fluid pressure type automatic brake arrangement is identical with automatic clutch system conversion electromagnetic valve used with fluid pressure type automatic clutch device conversion electromagnetic valve used.
(2) vapour-pressure type automatic brake arrangement
Vapour-pressure type automatic brake arrangement is on the basis of traditional Pneumatic braking system, bypasses the parallel connection of compression air brake control cock and sets up an air-pressure electric-control drg pneumatic circuit.In two compression air brake pipelines, be provided with an air-pressure brake conversion electromagnetic valve, for implementing to switch at two pipelines.Its control path is:
Principle of work: during automobile normal running, chaufeur is controlled compression air brake control cock by pedal, pressurized air, is stopped up through the braking gas that enters of the normal open passage of compression air brake conversion electromagnetic valve through compression air brake control cock by air tank, and automobile is implemented to braking.When air-pressure brake conversion electromagnetic valve master cock is connected or carries signal to send instruction by computing machine again by radar to microcomputer, the energising of air-pressure brake conversion electromagnetic valve, by air-pressure brake conversion electromagnetic valve, cut off compression air brake control cock to the circuit of compressed air brake cylinder, to prevent pressurized air, by the deflation hole of compression air brake control cock, discharged, can not set up pressure, connect by air tank directly to the path of compressed air brake cylinder simultaneously, directly by air tank, through air-pressure brake conversion electromagnetic valve, directly enter compressed air brake cylinder automobile is implemented to braking.After the power-off of air-pressure brake electromagnetic valve, spool is got back to original position under the effect of spring, disconnects air tank to the path of compressed air brake cylinder, connects compression air brake control cock to the path of compressed air brake cylinder simultaneously, so that the pressurized air of compressed air brake cylinder is discharged by the deflation hole of control cock, brake off.
The applicable equally brake system that vapour-pressure type ABS is housed of vapour-pressure type automatic brake arrangement.As long as vapour-pressure type abs pressure regulating control is arranged in the middle of pneumatic brake device conversion electromagnetic valve and brake chamber.Its control path is:
Four, the specific embodiment
1, specific embodiments (), hydraulic type automobile automatic emergency clutch brake device is comprised of two parts: fluid pressure type automatic clutch device and fluid pressure type automatic brake arrangement.This two-part mode and principle are identical.
(1), fluid pressure type automatic brake arrangement
Fluid pressure type automatic brake arrangement mainly forms (as Fig. 1) by hydraulic braking master cylinder 1, hydraulic brake conversion electromagnetic valve 2, hydraulic braking motor-drive pump 3, brake accumulator 4, brake cylinder 5, drg impact switch 7, foot-operated two gear switch 6, computing machine 8, acquisition radar 9, liquid capsule 10 etc.
Energy storage
Energy storage 4 is divided into upper and lower two chambeies by a diaphragm.Epicoele is air chamber, is full of nitrogen and has certain pressure; Cavity of resorption is grease chamber, communicates with motor-drive pump 3 oil ducts, is used for storing the braking liquid from motor-drive pump 3; In the lower end of energy storage, be provided with pressure control/alarm switch.When motor-drive pump 3 work, to energy storage cavity of resorption, pump into braking liquid, diaphragm rises, compressed nitrogen.Now the pressure of nitrogen and braking liquid all rises, in energy storage reaching rule pressure definite value time, pressure operated switch disconnects motor-drive pump 3 indicator lamp simultaneously that quits work and extinguishes.
At the inlet place near energy storage, be provided with check valve, braking liquid can only be entered can not be gone out.Near near liquid outlet, be provided with limiting valve, when the pressure in energy storage surpasses specified value, limiting valve is opened, and makes to flow back in energy storage the liquid feeding end of Hydraulic Pump, to reduce brake fluid pressure in energy storage.
Impact switch
Impact switch 7 essence are exactly an electromagnetism suck-pull switch.Suck-pull switch front portion is provided with a cover plate 7b, pushing cover plate, and switch connection, cover plate is pinned by switch body simultaneously, can not get back to original position.Impact switch UNICOM always, braking just cannot be removed, and actv. prevents the escape of vehicle.
In driving, can use traditional braking device, also can control magnet coil 7a by foot-operated switch 6, and then control clutch and drg.Play the effect of switching function test simultaneously, in case switch breaks down while bumping, the ineffective generation tragedy of automatic clutch and autobrake.
One bar shaped liquid capsule 10 is set in the front portion of vehicle frame, and liquid capsule is provided with the bellows of two sealings.The cover plate 7b of impact switch 7 contacts with the closed end of a bellows wherein.When automobile bumps, be expressed to liquid capsule 10, liquid capsule bellows stretches and promotes cover plate 7b, and impact switch is connected, conversion electromagnetic valve 2 actions.Drg is transformed into electric clipper control brake by traditional braking device, by electric clipper control brake, vehicle is implemented to braking.
Acquisition radar 9 and impact switch 7 are arranged on the crossbeam of vehicle frame front portion; Hydraulic braking conversion electromagnetic valve 2 is arranged in the hydraulic tubing of master brake cylinder 1 and brake cylinder 5.From the oil pipe of master brake cylinder 1 and the inlet e of electromagnetic valve 2, be connected; From the oil pipe of brake accumulator 4 and the inlet f of hydraulic braking conversion electromagnetic valve 2, be connected; To the oil pipe of brake cylinder 5 and the liquid outlet g of electromagnetic valve 2, be connected.
During automobile normal running, push down on the pedal, the braking liquid of master brake cylinder 1 to brake cylinder, is implemented braking to automobile by the e-b-a-g passage of electromagnetic valve 2; While bumping, impact switch 7 is connected, and 2 actions of hydraulic braking conversion electromagnetic valve, cut off master brake cylinder to the path of brake cylinder, and turn-on accumulator 4 is to the path of brake cylinder 5 simultaneously.The braking liquid of energy storage 4 to brake cylinder, is implemented braking to automobile through the f-d-c-g of hydraulic braking conversion electromagnetic valve 2 passage.Danger is dissolved, the locking of cancel switch body to cover plate, and impact switch disconnects, and electromagnetic valve is got back to original position under the effect of spring, connects master brake cylinder to the f-b-a-g passage of brake cylinder, and the braking liquid of brake cylinder is got back to reservoir compartment by master brake cylinder.
Computing machine 8 is control clutch conversion electromagnetic valve and drg conversion electromagnetic valve simultaneously.When acquisition radar 9, when detecting the place ahead and having vehicle or obstacle, orientation, range information are transferred to computing machine 8, computing machine sends instruction, power-transfer clutch conversion electromagnetic valve and drg conversion electromagnetic valve move simultaneously, electric control clutch device operative clutch is separated, and electric clipper control brake work is simultaneously implemented braking to vehicle.
Fluid pressure type automatic brake arrangement is equally applicable to be equipped with the hydraulic brake system of ABS.On the basis of such scheme, ABS Hydraulic Elements are contained in to hydraulic brake conversion electromagnetic valve in the hydraulic tubing of brake cylinder.
(2), fluid pressure type automatic clutch device
Fluid pressure type automatic clutch device mainly forms (as Fig. 2) by clutch master cylinder 11, power-transfer clutch conversion electromagnetic valve 12, clutch electric pump 13, clutch accumulator 14, clutch slave cylinder 15, power-transfer clutch impact switch 16, foot-operated two gear switch 6, computing machine 8, acquisition radar 9, liquid capsule 10 etc.
Fluid pressure type automatic clutch device conversion electromagnetic valve used is identical with principle with the structure of fluid pressure type automatic brake arrangement conversion electromagnetic valve used and impact switch with impact switch, repeats no more here.
The control of power-transfer clutch impact switch is identical with the control of drg impact switch, by same liquid capsule, is controlled.
Acquisition radar 9, impact switch 16 are all contained on the crossbeam of vehicle frame front portion; Power-transfer clutch conversion electromagnetic valve 12 is arranged in the hydraulic tubing of clutch master cylinder 11 and clutch slave cylinder 15.From the oil pipe of clutch general pump 11 and the inlet e of power-transfer clutch conversion electromagnetic valve 12, be connected; From the oil pipe of clutch accumulator 14 and the inlet f of power-transfer clutch conversion electromagnetic valve, be connected; To the oil pipe of clutch slave cylinder 15 and the liquid outlet f of power-transfer clutch conversion electromagnetic valve 12, be connected.
When automobile normal running, by chaufeur let slip the clutch, the fluid of clutch general pump by the e-b-a-g passage of electromagnetic valve to clutch slave cylinder 15, disengaging of clutch.When automobile bumps, liquid capsule 10 is compressed, and bellows stretches out and promotes cover plate 16b, impact switch 16 is connected, 12 actions of power-transfer clutch conversion electromagnetic valve, cut off clutch master cylinder 11 to the path of clutch slave cylinder 15, connect clutch accumulator 14 to the path of clutch slave cylinder 15 simultaneously.The braking liquid of energy storage through the f-d-c-g of power-transfer clutch conversion electromagnetic valve passage to clutch slave cylinder 15, disengaging of clutch.Danger is dissolved, and impact switch 16 disconnects, and power-transfer clutch conversion electromagnetic valve is got back to original position under the effect of spring, connects clutch master cylinder to the f-b-a-g passage of clutch slave cylinder, and the braking liquid of clutch slave cylinder is got back to petrol storage tank by clutch master cylinder.When radar detection has vehicle or obstacle to the place ahead, by information conveyance such as its azimuth-ranges to computing machine, by computing machine send instruction power-transfer clutch conversion electromagnetic valve obtain electric, electric control clutch work, disengaging of clutch.The braking liquid of clutch slave cylinder, after power-transfer clutch conversion electromagnetic valve return, is got back to clutch master cylinder oil cabinet through power-transfer clutch conversion electromagnetic valve normal open passage.
2, specific embodiments (two), vapour-pressure type automatic emergency clutch brake device is comprised of two parts: fluid pressure type is automatically from device and vapour-pressure type automatic brake arrangement.Wherein the mode of fluid pressure type automatic clutch device and principle are identical with scheme ().Only for automatic braking device for car, introduced below.
Vapour-pressure type automatic brake arrangement mainly forms (as Fig. 2) by air tank 17, compression air brake control cock 18, air-pressure brake conversion electromagnetic valve 19, compressed air brake cylinder 20, drg impact switch 16, foot-operated two gear switch 6, computing machine 8, acquisition radar 9, liquid capsule 10 etc.
The structure of vapour-pressure type automatic brake arrangement impact switch used and liquid capsule and control principle are identical with scheme ().Liquid capsule 10 and impact switch 16 are liquid capsule 10 and the drg impact switch 16 in scheme 1, and the hydraulic brake conversion electromagnetic valve 2 that just drg impact switch 16 is controlled changes air-pressure brake conversion electromagnetic valve 19 into.Foot-operated two gear switch 6 are foot-operated two gear switch 6 in scheme 1, and just the hydraulic brake conversion electromagnetic valve 2 of its control and the hydraulic brake conversion electromagnetic valve 2 in power-transfer clutch conversion electromagnetic valve 12 change air-pressure brake conversion electromagnetic valve 19 into.Computing machine 8 and acquisition radar 9 are computing machine 8 and the acquisition radar 9 in scheme 1, and the hydraulic brake conversion electromagnetic valve 2 that computing machine 8 is controlled should be air-pressure brake conversion electromagnetic valve 19.
Drg impact switch 16 be contained in automotive front crossbeam after; Liquid capsule 10 is arranged on the crossbeam of vehicle frame front portion, and the bellows of liquid capsule 10 contacts with the cover plate of impact switch 16 through the hole on crossbeam; Air-pressure brake conversion electromagnetic valve 19 is contained in compression air brake control cock 18 in the pneumatic circuit of compressed air brake cylinder 20.From the pneumatic circuit of compression air brake control cock 18 and the admission port A of compression air brake conversion electromagnetic valve 19, be connected, from the pneumatic circuit of air tank 17 and the admission port B of compression air brake conversion electromagnetic valve 19, be connected; To the pneumatic circuit of compressed air brake cylinder 20 and the air extractor duct C of compression air brake conversion electromagnetic valve 19, be connected.
When automobile normal running, by chaufeur, step on air-pressure brake pedal, the pressurized air of air tank 17 enters e chamber through compression air brake control cock 18 by the admission port A of compression air brake conversion electromagnetic valve 19, by e chamber, enter g chamber again and by the air extractor duct C of electromagnetic valve 19, enter compressed air brake cylinder 20 again, vehicle is implemented to braking; When automobile bumps, the drg impact switch 16 being arranged on before automobile is connected, 19 actions of compression air brake conversion electromagnetic valve, cut off compression air brake control cock 18 to the path of compressed air brake cylinder 20, connect by air tank 17 simultaneously and directly lead to the path of compressed air brake cylinder 20.The pressurized air of air tank 17 enters f chamber by the admission port B of compression air brake conversion electromagnetic valve 19, then enters g chamber by f chamber, more out enters 20 pairs of vehicles enforcement brakings of compressed air brake cylinder by the air extractor duct C of electromagnetic valve 19.When radar detection has vehicle or obstacle to the place ahead, the information conveyance such as its azimuth-range, to computing machine, are sent to instruction by computing machine, it is electric that air-pressure brake conversion electromagnetic valve obtains, and electronic control pneumatic brake device is implemented braking to vehicle.The pressurized air of compressed air brake cylinder, after air-pressure brake conversion electromagnetic valve return, is returned through conversion electromagnetic valve normal open passage.Compression air brake control cock exhausr port enters atmosphere.
Vapour-pressure type automatic brake arrangement is equally applicable to be equipped with the Pneumatic braking system of ABS.On the basis of such scheme, ABS compression air brake pressure regulator is contained in to air-pressure brake conversion electromagnetic valve in the pneumatic circuit of compressed air brake cylinder.To relay valve Pneumatic braking system being housed as long as ABS compression air brake pressure regulator is contained in to compression air brake control cock in the pneumatic circuit of relay valve.
Claims (7)
1. automatic emergency clutch brake device for automobile, is characterized in that, it is comprised of automatic clutch device and automatic brake arrangement two parts,
1. automatic clutch device be by clutch master cylinder to having increased in addition a route clutch electric pump and the clutch accumulator clutch control oil circuit to clutch slave cylinder in the oil circuit of clutch slave cylinder; Clutch master cylinder is changed by conversion electromagnetic valve to two oil circuits of clutch control oil circuit of clutch slave cylinder to the clutch control oil circuit of clutch slave cylinder and clutch electric pump and clutch accumulator; Conversion electromagnetic valve is at least by a switch or a computer controlled; Depress pedal of clutch, the braking liquid of power-transfer clutch oil cabinet by clutch master cylinder through conversion electromagnetic valve normal open passage to clutch slave cylinder, disengaging of clutch; Release the clutch pedal, the braking liquid in wheel cylinder is got back to clutch master cylinder through the normal open passage of conversion electromagnetic valve, gets back to power-transfer clutch oil cabinet; When conversion electromagnetic valve electric routing switch is connected or send instruction power supply by computing machine, conversion electromagnetic valve cuts off clutch master cylinder to clutch slave cylinder oil circuit, is transformed into the clutch control oil circuit to clutch slave cylinder by clutch electric pump and clutch accumulator; The braking liquid of clutch accumulator through another passage of conversion electromagnetic valve to clutch slave cylinder, disengaging of clutch; When conversion electromagnetic valve power-off, conversion electromagnetic valve return, the braking liquid in clutch slave cylinder is got back to clutch master cylinder through conversion electromagnetic valve normal open passage, then arrives oil cabinet;
2. automatic brake arrangement, is to have increased by braking motor-drive pump and the brake accumulator drg oil circuit control to brake cylinder in the drg oil circuit control of brake cylinder at master brake cylinder; Master brake cylinder is changed by conversion electromagnetic valve to two oil circuits of drg oil circuit control of brake cylinder with braking motor-drive pump and brake accumulator to the drg oil circuit control of brake cylinder, and conversion electromagnetic valve is at least by a switch or a computer controlled; Step on brake pedal, braking liquid by master brake cylinder through conversion electromagnetic valve normal open passage to drg wheel cylinder, vehicle is implemented to braking; Release the brake pedal, the braking liquid in drg wheel cylinder is got back to drg master cylinder through the normal open passage of conversion electromagnetic valve, gets back to drg oil cabinet; When conversion electromagnetic valve electric routing switch is connected or send instruction power supply by computing machine, conversion electromagnetic valve cuts off master brake cylinder to the drg oil circuit control of brake cylinder, be transformed into braking motor-drive pump and brake accumulator to the drg oil circuit control of brake cylinder, braking liquid in brake accumulator through another passage of conversion electromagnetic valve to drg wheel cylinder, vehicle is implemented to braking, when conversion electromagnetic valve power-off, conversion electromagnetic valve return, braking liquid in drg wheel cylinder is got back to drg master cylinder through conversion electromagnetic valve normal open passage, then arrives drg oil cabinet;
3. automobile is provided with above conversion electromagnetic valve master cock and drg conversion electromagnetic valve master cock for power-transfer clutch; When automobile bumps, two master cock UNICOMs under external force, the braking liquid of clutch accumulator through conversion electromagnetic valve to clutch slave cylinder, disengaging of clutch, braking liquid in brake accumulator, through conversion electromagnetic valve to drg wheel cylinder, is implemented braking to vehicle simultaneously;
4. before automobile, be provided with radar, when radar detection has obstacle or vehicle to the place ahead, its azimuth information, range information are transferred to computing machine, computing machine sends instruction with conversion electromagnetic valve and drg with conversion electromagnetic valve to power-transfer clutch, the braking liquid of clutch accumulator arrives clutch slave cylinder through power-transfer clutch with conversion electromagnetic valve, disengaging of clutch, the braking liquid in brake accumulator arrives drg wheel cylinder through drg with conversion electromagnetic valve simultaneously, and vehicle is implemented to braking.
2. automatic emergency clutch brake device for automobile according to claim 1, its feature is: described automatic brake arrangement is equipped with fluid pressure type ABS, ABS hydraulic pressure original paper is arranged in the hydraulic tubing of hydraulic brake conversion electromagnetic valve and brake cylinder.
3. automatic emergency clutch brake device for automobile according to claim 1, the air-pressure brake of brake chamber that its feature is: described automatic brake arrangement is by air receiver---compression air brake control cock---is controlled gas circuit, get around compression air brake control cock, parallel connection has increased by air receiver directly to the braking pressure pipeline of compressed air brake cylinder air feed; By air receiver, the air-pressure brake of---compression air brake control cock---brake chamber is controlled gas circuit and by air receiver, directly to the air-pressure brake of compressed air brake cylinder air feed, is controlled two of gas circuits and control gas circuit by air-pressure brake conversion electromagnetic valve enforcement conversion; Air-pressure brake conversion electromagnetic valve is at least by a switch or computer controlled; Step on brake pedal, the pressurized air of air receiver is implemented braking to compressed air brake cylinder to vehicle through compression air brake control cock, air-pressure brake conversion electromagnetic valve normal open passage; Loosen the brake, the pressurized air of compressed air brake cylinder enters atmosphere through air-pressure brake conversion electromagnetic valve normal open passage, compression air brake control cock exhausr port; When air-pressure brake conversion electromagnetic valve master cock is connected or computing machine sends instruction while powering to air-pressure brake conversion electromagnetic valve, air-pressure brake conversion electromagnetic valve, cut off compression air brake control cock to the pneumatic circuit of compressed air brake cylinder, connect air receiver to the pneumatic circuit of compressed air brake cylinder, pressurized air, directly implements braking to compressed air brake cylinder to automobile by air receiver through another passage of air-pressure brake conversion electromagnetic valve; During the power-off of air-pressure brake conversion electromagnetic valve, air-pressure brake conversion electromagnetic valve cuts off air receiver to the pneumatic circuit of compressed air brake cylinder, connect compressed air brake cylinder to the path of compression air brake control cock, the pressurized air of compressed air brake cylinder to compression air brake control cock, enters atmosphere by compression air brake control cock exhausr port through air-pressure brake conversion electromagnetic valve normal open passage.
4. automatic brake arrangement is equipped with vapour-pressure type ABS according to claim 3, and abs braking pressure regulator is arranged on air-pressure brake conversion electromagnetic valve in the pneumatic circuit of compressed air brake cylinder.
5. automatic emergency clutch brake device for automobile according to claim 1, it is characterized in that, the front portion of vehicle is provided with the liquid capsule with two shrouded bellows, and two bellowss contact with conversion electromagnetic valve impact switch cover plate with drg with conversion electromagnetic valve impact switch cover plate with power-transfer clutch respectively.
6. automatic emergency clutch brake device for automobile according to claim 1, is characterized in that, it is provided with foot-operated two gear switch, steps on to one grade, and power-transfer clutch conversion electromagnetic valve switch is closed; Step on to second gear, drg conversion electromagnetic valve switch and power-transfer clutch conversion electromagnetic valve switch are all closed.
7. automatic emergency clutch brake device for automobile according to claim 1, is characterized in that, described power-transfer clutch forms by electromagnetism suck-pull switch and cover plate with conversion electromagnetic valve impact switch with conversion electromagnetic valve impact switch and drg.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110232420.9A CN102381304B (en) | 2011-08-04 | 2011-08-04 | Automatic emergency clutch brake device for automobile |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110232420.9A CN102381304B (en) | 2011-08-04 | 2011-08-04 | Automatic emergency clutch brake device for automobile |
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| CN102381304A CN102381304A (en) | 2012-03-21 |
| CN102381304B true CN102381304B (en) | 2014-11-05 |
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Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102900785B (en) * | 2012-09-26 | 2015-03-04 | 程玉保 | Automobile clutch |
| CN104228795A (en) * | 2014-08-11 | 2014-12-24 | 李家涛 | Automatic automobile brake system |
| CN104290732A (en) * | 2014-08-29 | 2015-01-21 | 李家涛 | Novel automobile automatic braking system |
| CN104514822A (en) * | 2014-10-08 | 2015-04-15 | 李家涛 | Automobile electric control automatic clutch |
| CN105564408A (en) * | 2016-01-06 | 2016-05-11 | 高燕飞 | Hydraulic auxiliary braking device |
| CN107524735A (en) * | 2016-06-17 | 2017-12-29 | 博格华纳公司 | Automatic emergency brake is realized using machine driving |
| CN108082265B (en) * | 2017-12-07 | 2020-06-05 | 绍兴市侨陆智能科技有限公司 | Safety steering wheel with speed reducing and parking function |
| CN110195748B (en) * | 2019-05-31 | 2021-01-01 | 广东轻工职业技术学院 | Pressure-variable automobile hydraulic clutch power-assisting system and method |
| CN111746533A (en) * | 2020-06-30 | 2020-10-09 | 三一专用汽车有限责任公司 | Vehicle and vehicle control method |
| JP2022146034A (en) * | 2021-03-22 | 2022-10-05 | 本田技研工業株式会社 | Vehicle control device |
| CN116201422B (en) * | 2023-03-24 | 2024-05-14 | 重庆长安汽车股份有限公司 | Door and window control method, system, electronic equipment and storage medium |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2101000U (en) * | 1991-09-16 | 1992-04-08 | 王建荣 | Clutch of automobile brake |
| CN200967469Y (en) * | 2006-10-30 | 2007-10-31 | 赵正 | Automobile brake control device |
| CN201506246U (en) * | 2009-09-25 | 2010-06-16 | 徐工集团工程机械有限公司 | Hybrid hydraulic hybrid vehicle |
| CN101870402A (en) * | 2010-06-21 | 2010-10-27 | 北京山潜天恒科技有限公司 | Integrated electro-hydraulic tensioning device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5379654B2 (en) * | 2009-11-13 | 2013-12-25 | 富士重工業株式会社 | Motor transmission |
-
2011
- 2011-08-04 CN CN201110232420.9A patent/CN102381304B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2101000U (en) * | 1991-09-16 | 1992-04-08 | 王建荣 | Clutch of automobile brake |
| CN200967469Y (en) * | 2006-10-30 | 2007-10-31 | 赵正 | Automobile brake control device |
| CN201506246U (en) * | 2009-09-25 | 2010-06-16 | 徐工集团工程机械有限公司 | Hybrid hydraulic hybrid vehicle |
| CN101870402A (en) * | 2010-06-21 | 2010-10-27 | 北京山潜天恒科技有限公司 | Integrated electro-hydraulic tensioning device |
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