CN104565129A - Passenger car electrically controlled clutch separating system and control method thereof - Google Patents
Passenger car electrically controlled clutch separating system and control method thereof Download PDFInfo
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- CN104565129A CN104565129A CN201510010952.6A CN201510010952A CN104565129A CN 104565129 A CN104565129 A CN 104565129A CN 201510010952 A CN201510010952 A CN 201510010952A CN 104565129 A CN104565129 A CN 104565129A
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Abstract
The invention relates to a passenger car electrically controlled clutch separating system and a control method thereof; the system comprises an electrically controlled clutch pedal, an electromagnetic valve, a separating cylinder, and a separating mechanism. A control end of the electromagnetic valve is connected with an output end of ECU, a gas inlet end thereof is connected with a gas source, and a gas outlet end thereof is connected with a gas inlet port of the separating cylinder. The separating cylinder comprises a cylinder body, a piston, a push rod and a return spring. The piston divides the cylinder body into a first gas chamber and a second gas chamber. The first gas chamber is provided with a gas inlet port, the second gas chamber is provided with a gas exhaust port. One end of the push rod is installed inside the cylinder body and fixedly connected with the piston; the other end is arranged outside the cylinder body and connected with the separating mechanism. The return spring is arranged inside the first gas chamber, and two ends thereof are respectively fixedly connected with inner wall of the cylinder body and the piston. An output end of the separating mechanism is connected with the clutch. The passenger car electrically controlled clutch separating system and a control method thereof achieve the separation of the clutch by means of electric control; the passenger car electrically controlled clutch separating system has the advantages of light and convenient in driver's operation, free of being affected by environment temperatures in southern and northern, simple in structure, low in maintenance cost, and the like.
Description
Technical field
The present invention relates to Bus Technology field, be specifically related to a kind of passenger vehicle electric control clutch piece-rate system and controlling method thereof.
Background technique
At present, passenger car clutch control system often adopts the mode of oil control gas to realize clutch separation.Mode due to oil control gas needs to produce certain oil pressure, and therefore, when stepping on clutch pedal, driver can feel there is certain resistance, especially bus, and driver needs stepping on clutch pedal repeatedly to shift gears, and often can feel fatigue.Clutch oil meeting temperature influence, especially Motor Vehicles for Passenger Carrying Business in addition in this oil control gas clutch release system, often can transprovincially run, Temperature Difference Ratio is comparatively large, and oil is greatly affected.And complicated structure in clutch slave cylinder in this system, later stage cost of upkeep is high.
Summary of the invention
The object of the present invention is to provide a kind of passenger vehicle electric control clutch piece-rate system and controlling method thereof, this system and controlling method thereof realize clutch separation by automatically controlled mode, have pilot control light, by southern and northern ambient temperature effect, the feature such as structure is simple, later stage cost of upkeep is low.
For achieving the above object, present invention employs following technological scheme:
A kind of passenger vehicle electric control clutch piece-rate system, comprises electric control clutch pedal, solenoid valve, the separating mechanism that is separated with for driving clutch for the splitter cylinder driving separating mechanism to move.
Described solenoid valve, its control end is connected with the output terminal of passenger vehicle ECU, and its inlet end is connected with source of the gas by tracheae, and its outlet side is connected with the suction port of splitter cylinder.
Described splitter cylinder comprises cylinder body, piston, push rod and return spring.Described piston is positioned at cylinder body, and cylinder body is divided into the first air cavity and the second air cavity.The first described air cavity offers suction port, the second described air cavity offers porting.Described push rod one end is run through and is arranged in cylinder body, and is fixedly linked with piston, and the other end is positioned at outside cylinder body, and is connected with the input end of separating mechanism.Described return spring is positioned at the first air cavity, and its two ends are fixedly linked with inboard wall of cylinder block, piston respectively.
The output terminal of described separating mechanism contacts with clutch and connects.
Further, described electric control clutch pedal comprises pedal, base plate and roller.
Described base plate is fixedly mounted on vehicle frame.Described pedal is inclined and mounted on above base plate, and is rotationally connected with base plate; Described roller is movably arranged on below pedal.
Be provided with angle transducer below described pedal, described angle transducer is connected with the input end of passenger vehicle ECU by angle transducer wire harness.
Returnning spring is provided with between described pedal and base plate.
Further, described separating mechanism comprises separation swing arm, declutch shaft, disengaging yoke and release bearing.
The two ends of described separation swing arm are connected with push rod, declutch shaft respectively.Described declutch shaft two ends respectively be separated swing arm, disengaging yoke be connected; Described disengaging yoke two ends are connected with declutch shaft, release bearing respectively.Described release bearing contacts with clutch and connects.
Further, described base plate comprises the connected fixing part of bending and slide part; Described slide part is inclined at the top of fixing part, and is 100 ° ~ 150 ° with the angle of fixing part.
The invention still further relates to a kind of controlling method of passenger vehicle electric control clutch piece-rate system, the method comprises the following steps:
(1) angular rate signal of Real-time Collection electric control clutch pedal;
(2) passenger vehicle ECU carries out analysis judgement to the angular rate signal of electric control clutch pedal; If the angle of electric control clutch pedal reduces gradually, then passenger vehicle ECU transmits control signal to solenoid valve by the control end of solenoid valve, the inlet end of solenoid valve and outlet side are opened, exhaust end is closed, and according to the number of degrees that the angle in the unit time of electric control clutch pedal reduces, the inlet end of real-time Controlling solenoid valve and the opening angle of outlet side;
If the angle of electric control clutch pedal increases gradually, then passenger vehicle ECU transmits control signal to solenoid valve by the control end of solenoid valve, the exhaust end of solenoid valve and outlet side are opened, inlet end is closed, and according to the number of degrees that the angle in the unit time of electric control clutch pedal increases, the exhaust end of real-time Controlling solenoid valve and the opening angle of outlet side;
(3) when solenoid valve inlet end and outlet side is opened, exhaust end is closed time, according to the inlet end of solenoid valve and the opening angle size of outlet side, the push rod of splitter cylinder drives separating mechanism motion, and separating mechanism driving clutch is separated;
When solenoid valve exhaust end and outlet side is opened, inlet end close time, according to the exhaust end of solenoid valve and the opening angle of outlet side, push rod return under the effect of return spring of splitter cylinder, clutch combines gradually under the effect of self spring, to the last clutch compressing disc and driven disc run-in synchronism.
From above technological scheme, the present invention realizes clutch separation by automatically controlled gas mode, pilot control can be made light, avoid driver tired driving.In addition, compare with existing oily prosecutor formula, the present invention, not by southern and northern ambient temperature effect, has the features such as structure is simple, later stage cost of upkeep is low.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of electric control clutch pedal;
Fig. 3 is the structural representation of solenoid valve;
Fig. 4 is the structural representation of splitter cylinder;
Fig. 5 is the structural representation of separating mechanism;
Fig. 6 is the A direction view of Fig. 5.
Wherein:
1, electric control clutch pedal, 2, passenger vehicle ECU, 3, solenoid valve, 4, source of the gas, 5, splitter cylinder, 6, separating mechanism, 7, clutch, 11, pedal, 12, roller, 13, base plate, 14, angle transducer, 15, angle transducer wire harness, 51, the first air cavity, the 52, second air cavity, 53, piston, 54, push rod, 55, return spring, 56, suction port, 57, porting, 61, be separated swing arm, 62, declutch shaft, 63, disengaging yoke, 64, release bearing, a, control end, b, inlet end, c, exhaust end, d, outlet side
.
Embodiment
Below in conjunction with accompanying drawing, the present invention will be further described:
A kind of passenger vehicle electric control clutch piece-rate system as shown in figs 1 to 6, comprises electric control clutch pedal, solenoid valve, the separating mechanism that is separated with for driving clutch for the splitter cylinder driving separating mechanism to move.
As shown in Figure 2, described electric control clutch pedal 1 comprises pedal 11, base plate 13 and roller 12.Described base plate 13 is fixedly mounted on vehicle frame.Described base plate 13 comprises the connected fixing part of bending and slide part; Described slide part is inclined at the top of fixing part, and is 100 ° ~ 150 ° with the angle of fixing part.Described pedal 11 is inclined and mounted on above base plate 13, and is rotationally connected with base plate 13; Described roller 12 is movably arranged on below pedal 11.Be provided with angle transducer 14 below described pedal 11, described angle transducer 14 is connected with the input end of passenger vehicle ECU2 by angle transducer wire harness 15.Returnning spring is provided with between described pedal 11 and base plate 13.
The working principle of electric control clutch pedal 1 is:
When car load needs clutch 7 to be separated, driver can gently step on electric control clutch pedal 1, and now roller 12 can move obliquely along base plate 13.Angle between pedal 11 and base plate fixing part reduces, and the signal that angle changes by angle transducer 14 passes to passenger vehicle ECU2 by angle transducer wire harness 15 and analyzes.When car load need clutch 7 in conjunction with time, driver can unclamp electric control clutch pedal 1, now roller 12 can move obliquely along base plate 13 under the effect of Returnning spring, angle between pedal 11 and base plate fixing part increases, and the signal that angle changes by angle transducer 14 passes to passenger vehicle ECU2 by angle transducer wire harness 15 and analyzes.
As shown in Figure 3, described solenoid valve comprises control end a, inlet end b, exhaust end c and outlet side d, its control end a is connected with the output terminal of passenger vehicle ECU, and its inlet end b is connected with source of the gas 4 by tracheae, and its outlet side d is connected with the suction port 56 of splitter cylinder 5 by tracheae.
Solenoid valve 3 working principle is:
When clutch 7 needs to be separated, driver steps on automatically controlled conjunction device pedal 1, and pedal 11 and the angle of base plate 13 angle reduce gradually and by signal transmission to passenger vehicle ECU2, passenger vehicle ECU2 carries out sending instruction Controlling solenoid valve 3 after analysis judges according to the size of angle.Now the inlet end b of solenoid valve opens, and exhaust end c closes, and inlet end b is communicated with outlet side d, and the gas in the gas receiver of the source of the gas 4 come enters into the first air cavity 51 of splitter cylinder 5 by the inlet end b of solenoid valve.The angle stepped on because of electric control clutch pedal is different, so the control signal that passenger vehicle ECU2 sends is different, the venting pressure of solenoid valve inlet end b and outlet side d is also different, and Throughput increases along with the reduction of electric control clutch pedal angle, and the outlet pressure of outlet side d increases.
When clutch 7 will in conjunction with time, driver unclamps electric control clutch pedal 1, electric control clutch pedal 1 return, and pedal 11 increases gradually with the angle of base plate 13 angle, and by signal transmission to passenger vehicle ECU2, passenger vehicle ECU2 carries out sending instruction Controlling solenoid valve 3 after analysis judges according to the size of angle.Now solenoid valve 3 inlet end b closes, and exhaust end c opens, and outlet side d is communicated with exhaust end c, and the gas in the first air cavity 51 of splitter cylinder 5 is discharged in air by the exhaust end c of solenoid valve.The angle of unclamping because of electric control clutch pedal 1 is different, so the control signal that passenger vehicle ECU2 sends is different, the venting pressure of solenoid valve outlet side d and exhaust end c is also different, and the exhaust velocity of exhaust end c increases along with the increase of pedal angle.
As shown in Figure 4, described splitter cylinder 5 comprises cylinder body, piston 53, push rod 54 and return spring 55.Described piston 53 is positioned at cylinder body, and cylinder body is divided into the first air cavity 51 and the second air cavity 52.The first described air cavity 51 offers suction port 56, the second described air cavity 52 offers porting 57.Described push rod 54 one end is run through and is arranged in cylinder body, and is fixedly linked with piston 53, and the other end is positioned at outside cylinder body, and is connected with the input end of separating mechanism 6.Described return spring 55 is positioned at the first air cavity, and its two ends are fixedly linked with inboard wall of cylinder block, piston 53 respectively.
The working principle of splitter cylinder is:
When clutch 7 needs to be separated, driver can step on electric control clutch pedal 1, now solenoid valve inlet end b is communicated with outlet side d, gas in the gas receiver of source of the gas 4 can through solenoid valve 3, and enter in the first air cavity 51 of splitter cylinder 5 by splitter cylinder 5 suction port e, and the angle be operated along with electric control clutch pedal 1 increases, the air pressure entered in splitter cylinder 5 increases.Along with the air pressure in the first air cavity 51 increases gradually, the pressure overcoming return spring 55 is promoted piston and moves right by air pressure, and piston 53 drives push rod 54 to move right together, and air pressure is larger, push rod 54 travelling speed is also faster, and push rod 54 can promote separating mechanism 6 and is separated by clutch 7.When clutch 7 need in conjunction with time, driver can unclamp electric control clutch pedal 1, the suction port b of solenoid valve 3 closes, exhaust end c is communicated with outlet side d, gas in first air cavity 51 of now splitter cylinder 5 can be discharged in air through the exhaust end c of solenoid valve 3, and the air pressure in the first air cavity 51 reduces gradually, and the piston 53 in splitter cylinder 5 and push rod 54 are moved to the left gradually under the effect of return spring 55, clutch 7 drives separating mechanism return in self spring action, and clutch 7 combines.
When piston 53 moves right, be the pressure in equilibrium separation cylinder 5, the gas in the second air cavity 52 can be discharged in air by the porting 57 in splitter cylinder 5; When piston 53 is moved to the left, air enters by the porting 57 in splitter cylinder 5 in the second air cavity 52, thus reaches air pressure balance.Porting 57 also has the function of waterproof and anti-gray.
As shown in Figure 5 and Figure 6, described separating mechanism comprises separation swing arm 61, declutch shaft 62, disengaging yoke 63 and release bearing 64.The two ends of described separation swing arm 61 are connected with push rod 54, declutch shaft 62 respectively.Described declutch shaft 62 two ends respectively be separated swing arm 61, disengaging yoke 63 is connected; Described disengaging yoke 63 two ends are connected with declutch shaft 62, release bearing 64 respectively.Described release bearing 64 is connected with the clutch abutment of clutch 7.
When clutch 7 needs to be separated, the push rod 54 of splitter cylinder 5 moves right, the separation swing arm 61 in separating mechanism 6 is driven to rotate clockwise, being separated swing arm 61 drives declutch shaft 62 in separating mechanism to rotate, declutch shaft 62 drives disengaging yoke 63 to turn clockwise, disengaging yoke 63 drives release bearing 64 to move right, and release bearing 64 extrudes the separation finger on clutch 7, thus clutch 7 is separated.
Working principle of the present invention is:
Driver steps on electric control clutch pedal 1, and by signal transmission to passenger vehicle ECU2, passenger vehicle ECU2 carries out analysis according to the different amount that electric control clutch pedal 1 is operated and judges, and exports unlike signal Controlling solenoid valve 3.Now the air valve of solenoid valve 3 is opened, and inlet end b and outlet side d communicates, and exhaust end c closes, and the gas in source of the gas 4 gas receiver enters solenoid valve 3 by tracheae through inlet end b, and exports from outlet side d.The signal that solenoid valve 3 exports according to passenger vehicle ECU2 is different, and its air valve is opened and varied in size, and namely the gas pressure of outlet side d output is different.After gas exports from the outlet side d of solenoid valve 3, the suction port of splitter cylinder 5 is entered by tracheae, and enter splitter cylinder 5 by the suction port of splitter cylinder 5, the push rod 54 of splitter cylinder 5 is extrapolated under the influence of air pressure, thus manipulation separating mechanism 6 moves, separating mechanism 6 promotes clutch 7 and is separated.Along with the gas pressure that enters in splitter cylinder 5 increases, it is once long that the push rod 54 of splitter cylinder 5 releases length, and clutch 7 is separated gradually, until be separated completely.
Driver unclamps electric control clutch pedal 1, now signal will pass to passenger vehicle ECU2, passenger vehicle ECU2 carries out analysis according to the different amount that electric control clutch pedal is released and judges, and export unlike signal Controlling solenoid valve 3, now solenoid valve inlet end b closes, and exhaust end c opens, outlet side d is communicated with exhaust end c, different according to signal, the unlatching of exhaust end c varies in size, and namely exhaust velocity is different.Gas in splitter cylinder 5 is discharged from solenoid valve 3, air pressure in splitter cylinder 5 reduces gradually, the now push rod 54 of splitter cylinder 5 return under the effect of return spring 55, because the push rod 54 of splitter cylinder 5 loses thrust, clutch 7 combines gradually under the effect of self spring, to the last clutch compressing disc and driven disc run-in synchronism.
The invention still further relates to a kind of controlling method of passenger vehicle electric control clutch piece-rate system, the method comprises the following steps:
(1) angular rate signal of Real-time Collection electric control clutch pedal;
(2) passenger vehicle ECU carries out analysis judgement to the angular rate signal of electric control clutch pedal; If the angle of electric control clutch pedal reduces gradually, then passenger vehicle ECU transmits control signal to solenoid valve by the control end of solenoid valve, the inlet end of solenoid valve and outlet side are opened, exhaust end is closed, and according to the number of degrees that the angle in the unit time of electric control clutch pedal reduces, the inlet end of real-time Controlling solenoid valve and the opening angle of outlet side;
If the angle of electric control clutch pedal increases gradually, then passenger vehicle ECU transmits control signal to solenoid valve by the control end of solenoid valve, the exhaust end of solenoid valve and outlet side are opened, inlet end is closed, and according to the number of degrees that the angle in the unit time of electric control clutch pedal increases, the exhaust end of real-time Controlling solenoid valve and the opening angle of outlet side;
(3) when solenoid valve inlet end and outlet side is opened, exhaust end is closed time, according to the inlet end of solenoid valve and the opening angle size of outlet side, the push rod of splitter cylinder drives separating mechanism motion, and separating mechanism driving clutch is separated;
When solenoid valve exhaust end and outlet side is opened, inlet end close time, according to the exhaust end of solenoid valve and the opening angle of outlet side, push rod return under the effect of return spring of splitter cylinder, clutch combines gradually under the effect of self spring, to the last clutch compressing disc and driven disc run-in synchronism.
Above-described embodiment is described the preferred embodiment of the present invention; not scope of the present invention is limited; under not departing from the present invention and designing the prerequisite of spirit; the various distortion that those of ordinary skill in the art make technological scheme of the present invention and improvement, all should fall in protection domain that claims of the present invention determines.
Claims (5)
1. a passenger vehicle electric control clutch piece-rate system, is characterized in that: comprise electric control clutch pedal, solenoid valve, the separating mechanism that is separated with for driving clutch for the splitter cylinder driving separating mechanism to move;
Described solenoid valve, its control end is connected with the output terminal of passenger vehicle ECU, and its inlet end is connected with source of the gas by tracheae, and its outlet side is connected with the suction port of splitter cylinder;
Described splitter cylinder comprises cylinder body, piston, push rod and return spring; Described piston is positioned at cylinder body, and cylinder body is divided into the first air cavity and the second air cavity; The first described air cavity offers suction port, the second described air cavity offers porting; Described push rod one end is run through and is arranged in cylinder body, and is fixedly linked with piston, and the other end is positioned at outside cylinder body, and is connected with the input end of separating mechanism; Described return spring is positioned at the first air cavity, and its two ends are fixedly linked with inboard wall of cylinder block, piston respectively;
The output terminal of described separating mechanism contacts with clutch and connects.
2. a kind of passenger vehicle electric control clutch piece-rate system according to claim 1, is characterized in that: described electric control clutch pedal comprises pedal, base plate and roller;
Described base plate is fixedly mounted on vehicle frame; Described pedal is inclined and mounted on above base plate, and is rotationally connected with base plate; Described roller is movably arranged on below pedal;
Be provided with angle transducer below described pedal, described angle transducer is connected with the input end of passenger vehicle ECU by angle transducer wire harness;
Returnning spring is provided with between described pedal and base plate.
3. a kind of passenger vehicle electric control clutch piece-rate system according to claim 1, is characterized in that: described separating mechanism comprises separation swing arm, declutch shaft, disengaging yoke and release bearing;
The two ends of described separation swing arm are connected with push rod, declutch shaft respectively; Described declutch shaft two ends respectively be separated swing arm, disengaging yoke be connected; Described disengaging yoke two ends are connected with declutch shaft, release bearing respectively; Described release bearing contacts with clutch and connects.
4. a kind of passenger vehicle electric control clutch piece-rate system according to claim 2, is characterized in that: described base plate comprises the connected fixing part of bending and slide part; Described slide part is inclined at the top of fixing part, and is 100 ° ~ 150 ° with the angle of fixing part.
5. the controlling method of a kind of passenger vehicle electric control clutch piece-rate system according to claim 1, is characterized in that: the method comprises the following steps:
(1) angular rate signal of Real-time Collection electric control clutch pedal;
(2) passenger vehicle ECU carries out analysis judgement to the angular rate signal of electric control clutch pedal; If the angle of electric control clutch pedal reduces gradually, then passenger vehicle ECU transmits control signal to solenoid valve by the control end of solenoid valve, the inlet end of solenoid valve and outlet side are opened, exhaust end is closed, and according to the number of degrees that the angle in the unit time of electric control clutch pedal reduces, the inlet end of real-time Controlling solenoid valve and the opening angle of outlet side;
If the angle of electric control clutch pedal increases gradually, then passenger vehicle ECU transmits control signal to solenoid valve by the control end of solenoid valve, the exhaust end of solenoid valve and outlet side are opened, inlet end is closed, and according to the number of degrees that the angle in the unit time of electric control clutch pedal increases, the exhaust end of real-time Controlling solenoid valve and the opening angle of outlet side;
(3) when solenoid valve inlet end and outlet side is opened, exhaust end is closed time, according to the inlet end of solenoid valve and the opening angle size of outlet side, the push rod of splitter cylinder drives separating mechanism motion, and separating mechanism driving clutch is separated;
When solenoid valve exhaust end and outlet side is opened, inlet end close time, according to the exhaust end of solenoid valve and the opening angle of outlet side, push rod return under the effect of return spring of splitter cylinder, clutch combines gradually under the effect of self spring, to the last clutch compressing disc and driven disc run-in synchronism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510010952.6A CN104565129B (en) | 2015-01-09 | 2015-01-09 | A kind of car electric control clutch piece-rate system and its control method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510010952.6A CN104565129B (en) | 2015-01-09 | 2015-01-09 | A kind of car electric control clutch piece-rate system and its control method |
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| CN104565129A true CN104565129A (en) | 2015-04-29 |
| CN104565129B CN104565129B (en) | 2017-09-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN106224408A (en) * | 2016-09-22 | 2016-12-14 | 芜湖联合新能源重卡产业技术研究院有限公司 | A kind of heavy truck clutch operating device |
| CN107781321A (en) * | 2017-10-16 | 2018-03-09 | 潍柴动力股份有限公司 | A kind of clutch controller and control method |
| CN109139742A (en) * | 2018-10-11 | 2019-01-04 | 长春东离合器股份有限公司苏州研发中心 | vehicle clutch control system |
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| CN104565129B (en) | 2017-09-26 |
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