CN1042714C - Method and system for emergency brake of vehicle - Google Patents
Method and system for emergency brake of vehicle Download PDFInfo
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- CN1042714C CN1042714C CN 92107753 CN92107753A CN1042714C CN 1042714 C CN1042714 C CN 1042714C CN 92107753 CN92107753 CN 92107753 CN 92107753 A CN92107753 A CN 92107753A CN 1042714 C CN1042714 C CN 1042714C
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Abstract
The present invention relates to a method and a system thereof for emergent brake of a vehicle. The method is characterized in that a plurality of braking measures are taken before the existing braking device of the vehicle generate braking effect (namely before wheels stop fully rotation); the inertial force of the vehicle is utilized to do work, and partial inertia of the vehicle is overcome. The system is characterized in that except for the existing braking device of the vehicle, the system also comprises a brake triggering device, a power supply control switch of an ignition coil, a pneumatic switch, a vibrating brake device, a decelerating roller device and a wheel impeding device. The present invention is the breakthrough improvement of the existing braking method and the device thereof, and the most prominent characteristic of the present invention is to utilize the inertial force of the vehicle to overcome the inertia of the vehicle. The implementation of the present invention can greatly improve the effect of the emergent brake when the vehicle runs un various climate conditions.
Description
The present invention relates to a kind of method and system thereof of emergency brake of vehicle, is the important improvement of vehicle braking control system.
At present, most of emergency brake of vehicle are to stop after forcing vehicle to tow a segment distance by the friction force that is produced on the area of contact limited between wheel and the ground, because wheel and contact area of ground are limited, adding navigating mate steps on brake pedal and stops operating fully to wheel, a time difference is arranged therebetween, (as "Liberation" truck, this time difference was about for 1.6 seconds), like this, the result that above-mentioned two reasons are brought is that brake response is slow, the brake drag is far away, sometimes because of problems such as road conditions or brake adjustment, " sideslip " phenomenon also can occur, often therefore have an accident.
The purpose of this invention is to provide a kind of brake action and produce soon, the braking approach is many and utilize the work done of vehicle self inertia power to overcome the emergency brake of vehicle method of vehicle inertia and constitute a more complete system.
The key of emergency brake of vehicle method provided by the present invention is: under the prerequisite that guarantees the existing brake equipment braking effect of vehicle, take a series of brake measures, (being before wheel stops operating fully) produced braking effect before these measures got the jump on the existing brake equipment generation braking effect of vehicle, consume the work done of vehicle self inertia power, overcome the part inertia of vehicle.The present invention takes following brake measure successively: 1, stop vehicular power plant rapidly and continue work done; 2, consume the acting of vehicle its own inertial power, thereby the wheel that rotates is produced i.e. " point is stopped " effect of repeatedly vibration brake; 3, discharge reduce roll rapidly, it is contacted with ground, increasing vehicle and ground-surface area of contact in the emergency braking process, obtaining bigger friction drag, and changed the part vehicle inertia power of roller friction rolling resistance into by the consumption of the damping automatic control mechanism in the reduce roll device; 4, in the wheel outer hinder device is set, turns a wheel and hindered.The time that the moment that suitable each brake measure of adjustment begins to act on and each brake measure play a role can obtain braking effect preferably.
Emergency brake of vehicle provided by the present invention system is except that the existing brake equipment of vehicle, also comprise brake triggering device, pneumatic switch, the ignition coil power supply master cock, the vibration brake gear, reduce roll device and wheel hinder device, brake triggering device is with the ignition coil power supply master cock, the pneumatic switch associated, brake triggering device is met emergency situation and is started triggering, cut off ignition coil power supply on the one hand rapidly, open the pneumatic switch valve on the other hand rapidly, like this, the inner original gaseous tension that keeps of pneumatic switch descends rapidly, under this pressure variation effect, the active pressing plate of the power-transfer clutch of vibration in the brake gear with by the dynamic pressure plate rapid closing, reversing gear interlock in the active pressing plate of this power-transfer clutch and the driving vehicle change speed gear box, then linked to each other with the piston rod of master cylinder by dynamic pressure plate by an eccentric mechanism, like this, the vehicle inertia power of taking from the reversing gear is used to promote repeatedly the living vibration of brake pump braking effect, to reach the purpose of the force of inertia work done that consumes vehicle; Under pneumatic switch pressure variation effect, the reduce roll that originally was fixed on vehicle rear is released and lands, and the damping dampening bracket in the reduce roll device can consume the vehicles force of inertia, can make roller and ground maintain bigger area of contact again; In addition, when reduce roll release is landed, the eccentric shaft in the wheel hinder device is rotated, the rotation of propelling thrust bar and then obstruction wheel by a shift fork.It is emphasized that, existing brake equipment of (referring to Fig. 1) vehicle and newly-increased system device are collateral actions in the system provided by the present invention, be independent of each other, but newly-increased brake equipment slightly starts triggering prior to the existing brake equipment of vehicle, and owing to increase brake equipment newly and controlled by pneumatic switch pressure release effect, therefore, these brake equipments can reach the purpose that overcomes the part force of inertia prior to producing braking effect before the existing brake equipment of vehicle.
The present invention is the breakthrough to existing braking method of vehicle and brake system, it is to begin the time of having an effect and take multi-path to eliminate these two aspects of vehicle inertia power to propose braking method from shortening braking, sets up brake system.A distinctive feature of the present invention is, manage to consume vehicle its own inertial power and come vehicle is produced braking effect, and the speed of a motor vehicle is high more, the corresponding enhancing of the braking effect that is produced.
Accompanying drawing 1: emergency brake of vehicle system's composition of the present invention and each brake measure begin the in-service time sequential schematic.
Accompanying drawing 2: brake triggering device, ignition coil power supply master cock, pneumatic switch structural representation in the embodiment of the invention.
Accompanying drawing 3: vibration brake gear part-structure scheme drawing in the embodiment of the invention.
Accompanying drawing 4: vibrate wheel cylinder, balance spring and the wheel tile structure scheme drawing of stopping in the embodiment of the invention.
Accompanying drawing 5: reduce roll dispose procedure scheme drawing in the embodiment of the invention.
Accompanying drawing 6: reduce roll device part-structure scheme drawing in the embodiment of the invention.
Accompanying drawing 7: damping dampening bracket damping pump configuration scheme drawing in the embodiment of the invention.
Accompanying drawing 8: damping automatic control mechanism structural representation in the embodiment of the invention.
Accompanying drawing 9: eccentric shaft structure scheme drawing in the wheel hinder device in the embodiment of the invention.
Accompanying drawing 10: wheel hinder device structural representation in the embodiment of the invention.
Introduce one embodiment of the present of invention in detail below in conjunction with accompanying drawing.
On the basis of "Liberation" truck (CA-10), reequip, constitute emergency brake system of the present invention.
Fig. 1 provides the time sequence that the present embodiment brake system is formed and each brake measure begins to act on."Liberation" truck braking required time is 1.93 seconds, promptly is reacted to the time difference that wheel stopped operating 1.93 seconds fully from chaufeur first, and the present invention provides four measures of emergency brake system and gets the jump on just in these 1.93 seconds and play a role successively.It then is that concrete system constitutes the back technical parameter and adjusts problem to be solved that each brake measure begins effect difference and each brake measure time length length of having an effect constantly.Because before arriving in 1.93 seconds, the force of inertia of vehicle is obstructed several times, when automobile traditional braking device begins to have an effect, with wheel complete " locking ", its brake drag (being coasting time) can shorten dramatically, and realizes purpose of the present invention.
Accompanying drawing 2 to 10 in accompanying drawing provides a concrete formation of emergency brake system of the present invention, the structural representation of parts.In the brake triggering device as shown in Figure 2, foot-operated frizzen (1) upper end and Das Gaspedal rear portion be interlock mutually, when emergency situation occurring, the chaufeur right crus of diaphragm leaves the moment of Das Gaspedal, the right crus of diaphragm heel is with slightly under one and is stepped on action, frizzen (1) is moved downward, change the state of its right side trigger tilt mechanism (2) rapidly, by means of the pulling force that triggers the tilt mechanism upper spring, the power supply of one side point of cutoff fire coil, on the other hand, open the ball valve (4) of pneumatic switch, the air pressure of ventilation flue (5) lining is descended rapidly.Air pressure in the ventilation flue descends rapidly, the piston rod (6) of the clutch control pump in the vibration brake gear (as shown in Figure 3) is moved downward, power-transfer clutch (8) closure correspondingly, inertia rotating torque on the vehicle gear box that the travels reversing gear (7) is given eccentric wheel (9) through the clutch transmits of closure, change the high speed crank motion of piston rod (11) in the master cylinder (1 0) into, liquid in the master cylinder is pressed the vibration wheel cylinder in each wheel, safe in utilization under the high pressure situation for guaranteeing master cylinder, also be connected with a voltage limiter on the master cylinder compression chamber, two one-way cocks (12) are arranged in the voltage limiter, can regulate the liquid pressure value of pressing by the control screw (13) on the voltage limiter, and guarantee that master cylinder is safe in utilization toward each vibration wheel cylinder.Bidirectional piston bar (14) in the vibration wheel cylinder (as shown in Figure 4) is pressed under the next liquid effects in master cylinder, overcome the pulling force of balance spring (15), make watt (16) contact brake drum (17) of stopping, when the master cylinder piston moves downward, vibrate the fluid pressure decline in the wheel cylinder, under spring tension, stop watt and to break away from a brake drum, the crank motion of total pump piston like this, watt intermittence contact brake drum that causes stopping produces vibrating effect (also claiming point to stop).Air pressure descends rapidly among the ventilation flue, also make roller releasing mechanism (as shown in Figure 5) action in the reduce roll device simultaneously, be that the piston pump internal gas pressure descends, discharge swing arm (18) upward movement near vehicle crossbeam (19), correspondingly, an end of damping dampening bracket connection roller (21) falls (as shown in Figure 6) roller rapidly and contacts with ground, and roller can be made polyhedron or cylinder, also can make its surface band dentation, be applicable to rain, snow, weather condition such as freezing respectively.The damping dampening bracket is made up of damping pump (20) (as shown in Figure 7) and damping automatic control mechanism (as shown in Figure 8), in the damping pump (20) slidably the axle on bearing and roller fix, the outside bonded assembly eccentric wheel (22) of bearing mechanism links to each other with damping sucker rod (23) in the damping automatic control mechanism, in roller and ground friction process, it is bigger to be subjected to resistance at first, the characteristics that thereupon reduce gradually later, damping automatic control mechanism (as shown in Figure 8) has comprised the damping pump housing (24) damping sucker rod (23) manual regulation screw (25) hydraulic pressure self-regulation part (26), ball valve (27), control pump (28) and fluid storage tank (29), resistance that this damping automatic control mechanism is produced and that be applied on the damping piston-rod (23) is to increase gradually with the continuous motion of this piston rod.Specifically, on the damping pump housing, be provided with two control apparatuss, one is the manual regulation screw, another is the hydraulic pressure self-regulation part, under the non-emergent braking situation, tension force because of hydraulic pressure self-regulation part medi-spring, the interior partially liq of this screw fluid chamber is back in control pump and the fluid storage tank by the not high ball valve of seal degree, when emergency braking, the side-to-side movement of roller rotating band dynamic damping sucker rod, make control pump inner carrier up-and-down movement, to replenish the liquid that comes from fluid storage tank and constantly be pressed in the fluid chamber on hydraulic pressure self-regulation part top, press piston, overcome spring tension, screw head is extend on the fluid passage of damping pump gradually, thereby constantly increase resistance the damping sucker rod.Like this, a part of force of inertia of vehicle by roller, is consumed in the damping pump.Reduce roll be released land in, shift fork on the damping dampening bracket (30) (as shown in Figure 5) moves right, promote eccentric shaft (32) by connecting rod (31) and rotate (as shown in Figure 9), eccentric shaft rotates the power bar (33) that promotes its two, wheel (34) is rotated be subjected to hindering (as shown in figure 10).So far, the inertia of vehicle is obstructed several times, and when the existing brake equipment of vehicle begins to have an effect, with wheel complete " locking ", its brake drag can shorten dramatically, and has also effectively overcome deviation phenomenon.
When constituting emergency brake of vehicle system involved in the present invention, its key is, to guarantee to trigger being swift in motion of the sensitivity of brake equipment, reliable and pneumatic switch as far as possible, in addition, technical parameter by each brake equipment and switch in the suitable adjustment total system, can make vehicle in the of short duration time repeatedly, in proper order, actv. is obstructed, and improves the emergency brake of vehicle effect.
Claims (7)
1, a kind of method of emergency brake of vehicle, this method guarantees the braking effect of the existing brake equipment of vehicle, it is characterized in that: before the existing brake equipment generation braking effect of vehicle, be before wheel stops operating fully, take following brake measure successively, at first consume the part inertia that vehicle self inertia power overcomes vehicle, measure one stops vehicular power plant rapidly and continues work done; Measure two consumes the acting of vehicle its own inertial power, and wheel is produced the vibration braking effect; Measure three discharges a reduce roll rapidly, increases vehicle and ground-surface frictional area; Measure four hinders the rotation of wheel from the outer of wheel, suitably adjust the moment that each brake measure begins to act on and the time that plays a role can obtain braking effect preferably.
2, a kind of emergency brake of vehicle system, this system is except that the existing brake equipment of vehicle, it is characterized in that: this system has also comprised brake triggering device, ignition coil power supply master cock, pneumatic switch, vibration brake gear, reduce roll device and wheel hinder device, brake triggering device on the one hand with ignition coil power supply switch interlock mutually, on the other hand with pneumatic switch interlock mutually; Pneumatic switch on the one hand with vibration brake gear interlock mutually, on the other hand with reduce roll device interlock mutually; Reduce roll device and wheel hinder device be interlock mutually.
3, emergency brake of vehicle according to claim 2 system, it is characterized in that: brake triggering device is made of foot-operated frizzen, triggering tilt mechanism etc., foot-operated frizzen upper end and Das Gaspedal rear portion be interlock mutually, and the trigger arm of the lower end of foot-operated frizzen and triggering tilt mechanism is interlock mutually.
4, emergency brake of vehicle according to claim 2 system, it is characterized in that: the vibration brake gear comprises power-transfer clutch, master cylinder, voltage limiter, vibration wheel cylinder and balance spring etc., active pressing plate in the power-transfer clutch and vehicle gear box reversing gear is interlock mutually, then being linked to each other with the piston rod of master cylinder in the power-transfer clutch by an eccentric mechanism by dynamic pressure plate, the compression chamber of master cylinder both had been communicated with voltage limiter, be communicated with the vibration wheel cylinder in all wheels again, and two piston rods of each vibration wheel cylinder do not link to each other with two watt-minutes of stopping all with the balance spring two ends.
5, emergency brake of vehicle according to claim 2 system, it is characterized in that: the reduce roll device comprises roller, damping dampening bracket, discharges swing arm, roller releasing mechanism etc., one end of two damping dampening brackets links to each other with roller, their other end is captiveed joint with the release swing arm, and the roller releasing mechanism is installed in the vehicle crossbeam and discharges between the swing arm.
6, emergency brake of vehicle according to claim 5 system, it is characterized in that: the damping dampening bracket is made up of damping pump and damping automatic control mechanism, bearing and roller on the slidably axle of damping pump fix, and slidably the eccentric mechanism on the axle links to each other with damping sucker rod in the damping automatic control mechanism.
7, emergency brake of vehicle according to claim 6 system, it is characterized in that: damping automatic control mechanism is made up of the damping pump housing, damping piston-rod, manual regulation screw, hydraulic pressure self-regulation part, ball valve, control pump, fluid storage tank etc., manual regulation screw and hydraulic pressure self-regulation part are installed on the damping pump housing, control pump is connected with the damping pump housing, fluid storage tank respectively and is connected with the hydraulic pressure self-regulation part by ball valve, this ball valve can allow liquid bidirectional circulate, but on the different directions there is than big difference the suffered resistance of liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92107753 CN1042714C (en) | 1992-09-12 | 1992-09-12 | Method and system for emergency brake of vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92107753 CN1042714C (en) | 1992-09-12 | 1992-09-12 | Method and system for emergency brake of vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1074873A CN1074873A (en) | 1993-08-04 |
| CN1042714C true CN1042714C (en) | 1999-03-31 |
Family
ID=4943022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 92107753 Expired - Fee Related CN1042714C (en) | 1992-09-12 | 1992-09-12 | Method and system for emergency brake of vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1042714C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100348445C (en) * | 2004-08-18 | 2007-11-14 | 杨天舒 | Method and system for automobile brake in advance for emergency |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102874241B (en) * | 2012-11-05 | 2015-01-14 | 安徽工业大学 | Emergency braking mis-operation preventing device |
| CN109249910A (en) * | 2018-08-13 | 2019-01-22 | 袁梧伦 | Motor vehicle inertia braking-in-aid unit |
| CN109458417B (en) * | 2018-12-30 | 2021-09-07 | 河北百龙汽车配件股份有限公司 | Long-life automobile brake disc |
-
1992
- 1992-09-12 CN CN 92107753 patent/CN1042714C/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100348445C (en) * | 2004-08-18 | 2007-11-14 | 杨天舒 | Method and system for automobile brake in advance for emergency |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1074873A (en) | 1993-08-04 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C15 | Extension of patent right duration from 15 to 20 years for appl. with date before 31.12.1992 and still valid on 11.12.2001 (patent law change 1993) | ||
| OR01 | Other related matters | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |