CN102922993A - Control device for automobile electric hydraulic independent shaft end driving system - Google Patents
Control device for automobile electric hydraulic independent shaft end driving system Download PDFInfo
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- CN102922993A CN102922993A CN201210429592XA CN201210429592A CN102922993A CN 102922993 A CN102922993 A CN 102922993A CN 201210429592X A CN201210429592X A CN 201210429592XA CN 201210429592 A CN201210429592 A CN 201210429592A CN 102922993 A CN102922993 A CN 102922993A
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Abstract
The invention provides a control device for an automobile electric hydraulic independent shaft end driving system, and belongs to the technical field of control of automobile driving systems. The control device comprises a cab control panel, a microprocessor, a total electric control flow valve control end, a phase electric reversing valve control end, and a branch flow valve control end. The control device is characterized by further comprising a coded disc, a sensor, and an electric reversing valve for oil supply of an oil cylinder, wherein the coded disc is positioned in a shaft end motor; various holes are formed in the coded disc; the sensor is used for transmitting signals to the microprocessor by the various holes; and the microprocessor is used for processing the signals from the sensor, and then sending commands to each control end to drive each actuating mechanism, namely, a three-phase oil cylinder of the shaft end motor, to work in a coordination manner, so as to implement various motions.
Description
Technical field
The invention belongs to automobile driving system control technology field, be specifically related to automobile electrically-controlled fluid power independence axle head drive system control setup.
Background technology
At present, automobile driving system adopts explosive motor through change speed gear box and transfer device power to be reached wheel usually, but traditional transfer device during in turning, through complicated road segment segment, produces easily and breaks away, and in addition, the required space of turning is larger; The propulsive effort of wheel can't be controlled separately.The device that is used for controlling automobile electrically-controlled fluid power independence axle head drive system axle head motor is a new problem, and control axle head motor makes it the cooperation motion and then is the core content of car load control setup.
Summary of the invention
The objective of the invention is to solve the problem that prior art exists, the control setup that is suitable for automobile electrically-controlled fluid power independence axle head drive system is provided.
The present invention solves the problems of the technologies described above the technical scheme of taking to be:
Automobile electrically-controlled fluid power independence axle head drive system control setup comprises operator's compartment control panel, microprocessor, total automatically controlled flow valve control end, phase electric control reversing valve control end, branch road flow valve control end; It is characterized in that: also comprise code-disc, sensor; Described code-disc is positioned at axle head motor end cap one side and rotor coaxial, be shaped as thin rounded flakes, comprise benchmark code-disc and common code-disc, wherein the benchmark code-disc is installed in the left rear wheel axle head motor, and common code-disc is installed in respectively in the near front wheel axle head motor, off hind wheel axle head motor, the off front wheel axle head motor; Ecto-entad has different holes on the benchmark code-disc, this hole be positioned at the concentric circle in the code-disc center of circle on, ragged edge one circle is equidistant to be arranged some small sircle holes and is called the angular signal hole, offers successively mutually electrically-controlled valve control signal hole of the poor detection of wheel speed hole, the hole of testing the speed, A phase electrically-controlled valve control signal hole, C phase electrically-controlled valve control signal hole and B by angular signal hole to the code-disc center of circle; The poor detection of described wheel speed Kong Weiyi section circular arc slotted hole; A phase, C phase and B mutually electrically-controlled valve control signal hole also are one section circular arc slotted hole, and every phase slotted hole two ends are in together on the radial line with other two-phase one end respectively; The independent circular hole of the described Kong Weiyi that tests the speed, it is between the section arranged side by side of the poor detection of wheel speed hole and A phase electrically-controlled valve control signal hole;
Described common code-disc and benchmark code-disc are similar, and difference is to offer between place, the angular signal hole circumference and place, A phase electrically-controlled valve control signal hole circumference on the common code-disc one and encloses the circular port that equidistantly distributes, and is called counting hole;
Described sensor comprises A phase sensor, B phase sensor, C phase sensor, H angular signal sensor, G test the speed gap sensor, F tachogenerator and G1 sensor for countering;
Described microprocessor comprises mode of motion treater, low-speed mode treater, fast mode treater, adds the downshift schema processor, the anti-sideslip and braking mode treater, limit turning schema processor, weave mode treater;
Described A phase sensor, B phase sensor, C phase sensor and H clock signal sensor be connected circuit respectively with low-speed mode treater, fast mode treater, add the downshift schema processor, the anti-sideslip is connected limit turning schema processor, weave mode treater and is connected with the braking mode treater;
The G gap sensor that tests the speed is connected with anti-sideslip schema processor with the G1 sensor for countering;
The F tachogenerator is respectively with low-speed mode treater, fast mode treater be connected the downshift schema processor and be connected;
Described operator's compartment control panel and spor ts choice schema processor, add downshift schema processor, limit turning schema processor, weave mode treater and be connected;
Described treater is connected with total automatically controlled flow valve control end, phase electric control reversing valve control end and branch road flow valve control end respectively through the signal amplification module by wire;
Described total automatically controlled flow valve control end is connected with total automatically controlled flow valve; Described phase electric control reversing valve control end comprises mutually electric control reversing valve control end of A phase, B phase and C, and each phase control end is connected with the electric control reversing valve of corresponding phase respectively;
Described electric control reversing valve is characterized in: comprise valve seat, spool, spool driver train; Described valve seat is rectangular drum like, and its two ends are provided with end cap, and the end cap middle part offers circular hole, offers some driving oil holes perpendicular to the valve seat bottom surface along the circular hole length direction on circular-hole internal-wall; This drives oil hole and is communicated with oil circuit; Described circular hole is communicated with oil circuit, and electromagnetic valve is set on the oil circuit; Take valve seat middle part as the boundary, equidistantly along its length on the barrel of two ends respectively offer three turnover oilholes; Described spool forms with the supporting prism of valve base cavity by two, offers U-shaped hole at prism, i.e. two blind holes that are interconnected, and these two holes are apart from equating with turnover oilhole pitch-row on the barrel; Two spool opposite ends are provided with step, add Compress Spring between the opposite end; The outer end of two spools be provided with small column and with the circular hole free-running fit at end cap middle part; Described spool driver train comprises cylinder, the circular hole on the end cap, the fuel feed pipe that is connected with end cap, driving oil hole and the electromagnetic valve of spool outboard end.
The present invention compared with prior art has following beneficial effect:
1, because the synchronous code-disc of employing of the present invention and wheel and be installed in sensor collection wheel information on the car body, accuracy rate is higher;
2, because spor ts choice pattern of the present invention can realize under the parking of automobile state that the original place swings trailing wheel;
3, the present invention realizes slow purpose easily by the oil supply angle of control oil cylinder.
Description of drawings
Fig. 1 is benchmark code-disc scheme drawing of the present invention;
Fig. 2 is common code-disc scheme drawing of the present invention;
Fig. 3 is left rear wheel control principle scheme drawing of the present invention;
Fig. 4 is the near front wheel of the present invention, off front wheel, off hind wheel control principle scheme drawing;
Fig. 5 is structure of reversing valve scheme drawing of the present invention.
Among the figure: 1-C phase electrically-controlled valve control signal hole; 2-B phase electrically-controlled valve control signal hole; 3-A phase electrically-controlled valve control signal hole; The poor detection of 4-G wheel speed hole; 5-angular signal hole; 6-sensor frame; The 7-F hole of testing the speed; 8-benchmark code-disc; 9-G1 counting hole; 10-common code-disc; 11-angular signal sensor; The poor detection start-stop of 12-wheel speed sensor; 13-F tachogenerator; 14-A phase electrically-controlled valve control signal sensor; 15-C phase electrically-controlled valve control signal sensor; 16-B phase electrically-controlled valve control signal sensor; 17-G1 counter sensor; 18-add the downshift schema processor; 19-anti-the sideslip and the braking mode treater; 20-C phase electric control reversing valve control end; 21-B phase electric control reversing valve control end; 22-A phase electric control reversing valve control end; 23-left rear wheel control system; 24-branch road flow valve control end; 25-total automatically controlled flow valve control end; 26-limit turning schema processor; 27-weave mode treater; 28-fast mode treater; 29-low-speed mode treater; 30-operator's compartment control panel; 31-spor ts choice schema processor; 32-ordinary wheel control system; 33-forward high pressure fuel pipe; 34-forward fuel feed pipe; 35-forward low pressure pipe; 36-valve seat; 37-oppositely low pressure pipes; 38-oppositely fuel feed pipes; 39-high back voltage oil pipe; 40-fuel feed pipe; 41-oppositely spools; 42-reverse U-shaped hole; 43-Compress Spring; 44-forward spool; The U-shaped hole of 45-forward; 46-driving oil hole.
The specific embodiment
As shown in Figure 3, automobile electrically-controlled fluid power independence axle head drive system control setup comprises operator's compartment control panel 30, microprocessor, total automatically controlled flow valve control end 25, phase electric control reversing valve control end, branch road flow valve control end 24; Be characterized in: also comprise code-disc, sensor; As shown in Figure 1, described code-disc is positioned at axle head motor end cap one side and rotor coaxial, be shaped as thin rounded flakes, comprise benchmark code-disc 8 and common code-disc 10, wherein the benchmark code-disc is installed in the left rear wheel axle head motor, and common code-disc is installed in respectively in the near front wheel axle head motor, off hind wheel axle head motor, the off front wheel axle head motor; Ecto-entad has different holes on the benchmark code-disc, this hole be positioned at the concentric circle in the code-disc center of circle on, ragged edge one circle is equidistant to be arranged some small sircle holes and is called angular signal hole 5, offers successively mutually electrically-controlled valve control signal hole 2 of the poor detection of wheel speed hole 4, the hole 7 of testing the speed, A phase electrically-controlled valve control signal hole 3, C phase electrically-controlled valve control signal hole 1 and B by angular signal hole 5 to the code-disc center of circle; The poor detection of described wheel speed hole 4 is one section circular arc slotted hole; A phase, C phase and B mutually electrically-controlled valve control signal hole also are one section circular arc slotted hole, and every phase slotted hole two ends are in together on the radial line with other two-phase one end respectively; The described hole 7 of testing the speed is an independent circular hole, and it is in the poor detection of wheel speed hole 4 and A phase electrically-controlled valve control signal hole 3 side by side between the section;
As shown in Figure 2, described common code-disc 10 is similar with benchmark code-disc 8, and difference is that offering one between the angular signal hole 5 place circumference and A phase electrically-controlled valve control signal hole 3 place circumference on the common code-disc encloses the circular port that equidistantly distributes, and is called counting hole 9;
As depicted in figs. 1 and 2, described sensor comprises A phase sensor 14, B phase sensor 16, C phase sensor 15, H angular signal sensor 11, G test the speed gap sensor 12, F tachogenerator 13 and G1 sensor for countering 17;
As shown in Figure 3 and Figure 4, described microprocessor comprise spor ts choice schema processor 31, low-speed mode treater 29, fast mode treater 28, add downshift schema processor 18, the anti-sideslip and braking mode treater 19, limit turning schema processor 26, weave mode treater 27;
Described A phase sensor 14, B phase sensor 16, C phase sensor 15 and H angular signal sensor are connected by circuit respectively with low-speed mode treater 29, fast mode treater 28, add downshift schema processor 18, anti-break away are connected with the braking mode treater, limit turning schema processor 26, weave mode treater be connected 27;
G test the speed gap sensor 12 are connected with the G1 sensor for countering with anti-break away to be connected with the braking mode treater be connected;
Described operator's compartment control panel 30 and spor ts choice schema processor 31, add downshift schema processor 18, limit turning schema processor 26, weave mode treater 27 and be connected;
Described treater is connected with branch road flow valve control end with total automatically controlled flow valve control end 25, phase electric control reversing valve control end respectively through the signal amplification module by wire and is connected;
Described total automatically controlled flow valve control end 25 is connected with total automatically controlled flow valve; Described phase electric control reversing valve control end comprises mutually electric control reversing valve control end 20 of A phase electric control reversing valve control end 22, B phase electric control reversing valve control end 21 and C, and each phase control end is connected with the electric control reversing valve of corresponding phase respectively;
As shown in Figure 5, described electric control reversing valve is characterized in: comprise valve seat 36, spool, spool driver train; Described valve seat is rectangular drum like, and its two ends are provided with end cap, and the end cap middle part offers circular hole, offers some driving oil holes 46 perpendicular to the valve seat bottom surface along the circular hole length direction on circular-hole internal-wall; This drives oil hole 46 and is communicated with oil circuit; Described circular hole is communicated with fuel feed pipe 40, and electromagnetic valve is set on the fuel feed pipe; Take the valve seat middle part as the boundary, equidistantly along its length on the barrel of two ends respectively offer three turnover oilholes, this turnover oilhole is respectively forward high pressure fuel pipe 33, forward fuel feed pipe 34, forward low pressure pipe 35, oppositely low pressure pipe 37, reverse fuel feed pipe 38, high back voltage oil pipe 39; Described spool forms with the supporting prism of valve base cavity by two, comprises forward spool 44 and reverse spool 41; Offer the U-shaped hole 45 of forward at prism, i.e. two blind holes that are interconnected, these two holes are apart from equating with turnover oilhole pitch-row on the barrel; Two spool opposite ends are provided with step, add Compress Spring 43 between the opposite end; The outer end of two spools be provided with small column and with the circular hole free-running fit at end cap middle part; Described spool driver train comprises cylinder, the circular hole on the end cap, the fuel feed pipe 40 that is connected with circular hole, driving oil hole 46 and the electromagnetic valve of spool outboard end.
Working process and principle:
When the present invention works, code-disc rotates with the rotor synchronous of axle head motor, the aperture of sensor on the sensor frame 6 on code-disc is out-of-date, signal is transferred to each treater, be that angular signal sensor 11 gets off the angle recordings of relative rotation of rotor and recorded by processing, when needs test the speed, treater will read in the poor detection of G wheel speed hole 4 and continue to read in the corner of signal, the quantity of G1 counting hole 9 processes, if when surpassing certain definite value then to be judged as positive speed poor, then be judged as when equaling certain definite value synchronously, it is poor then to be judged as negative speed during less than certain definite value, thereby can judge whether to occur breakking away; When the driver takes brake measure, then treater can Automatic-searching to the position of rotor, judge the oil supply angle of each phase oil cylinder, selection is in the oil cylinder in low pressure oil supply stage and is carrying fuel feeding automatically, obtains slow effect; When the plus-minus gear, treater will be selected fast mode or low-speed mode by the velocity amplitude that the F tachogenerator obtains, when selecting limit turning pattern, then can use the method for similar glide steering that the car original place is rotated, at this moment, the both sides wheel can rotate on low speed ground in the opposite direction, turns thereby finish the limit; When stopping, just headstock has entered the position, and the tailstock is not ajusted, and at this moment, can select weave mode, and treater can send instruction makes two front-wheels motionless, and makes single wheel and opposite side wheel that the effect of similar sideslip occur, and realizes the swing of the tailstock.Under fast mode, treater can become a phase oil cylinder in work by automatic driving oil cylinder with the axle head motor, and all the other are just followed, at this moment, the oil cylinder gross section reduces, and the oil cylinder running velocity is accelerated, otherwise, if want downshift, the oil cylinder quantity that then puts into operation increases, and then speed descends.
Claims (2)
1. automobile electrically-controlled fluid power independence axle head drive system control setup comprises operator's compartment control panel (30), microprocessor, total automatically controlled flow valve control end (25), phase electric control reversing valve control end, branch road flow valve control end (24); It is characterized in that: also comprise code-disc, sensor; Described code-disc is positioned at axle head motor end cap one side and rotor coaxial, be shaped as thin rounded flakes, comprise benchmark code-disc (8) and common code-disc (10), wherein the benchmark code-disc is installed in the left rear wheel axle head motor, and common code-disc is installed in respectively in the near front wheel axle head motor, off hind wheel axle head motor, the off front wheel axle head motor; Ecto-entad has different holes on the benchmark code-disc, this hole be positioned at the concentric circle in the code-disc center of circle on, ragged edge one circle is equidistant to be arranged some small sircle holes and is called angular signal hole (5), offers successively the poor detection of wheel speed hole (4), the hole of testing the speed (7), A phase electrically-controlled valve control signal hole (3), C phase electrically-controlled valve control signal hole (1) and B mutually electrically-controlled valve control signal hole (2) by angular signal hole (5) to the code-disc center of circle; The poor detection of described wheel speed hole (4) is one section circular arc slotted hole; A phase, C phase and B mutually electrically-controlled valve control signal hole also are one section circular arc slotted hole, and every phase slotted hole two ends are in together on the radial line with other two-phase one end respectively; The described hole of testing the speed (7) is an independent circular hole, and it is positioned at the poor detection of wheel speed hole (4) and A phase electrically-controlled valve control signal hole (3) side by side between the section;
Described common code-disc (10) is similar with benchmark code-disc (8), difference is to offer between place, angular signal hole (5) circumference and place, A phase electrically-controlled valve control signal hole (3) circumference on the common code-disc one and encloses the circular port that equidistantly distributes, and is called counting hole (9);
Described sensor comprises A phase sensor (14), B phase sensor (16), C phase sensor (15), H angular signal sensor (11), G test the speed gap sensor (12), F tachogenerator (13) and G1 sensor for countering (17);
Described microprocessor comprises spor ts choice schema processor (31), low-speed mode treater (29), fast mode treater (28), adds downshift schema processor (18), the anti-sideslip and braking mode treater (19), limit turning schema processor (26), weave mode treater (27);
Described A phase sensor (14), B phase sensor (16), C phase sensor (15) and H angular signal sensor are connected 11) by circuit respectively with low-speed mode treater (29), fast mode treater (28), add downshift schema processor (18), the anti-sideslip is connected 19 with the braking mode treater), limit turning schema processor (26), weave mode treater be connected (27);
The G gap sensor (12) that tests the speed is connected 17 with the G1 sensor for countering) be connected 19 with anti-the sideslip with the braking mode treater) be connected;
F tachogenerator (13) is respectively with low-speed mode treater (29), fast mode treater (28) be connected the downshift schema processor and be connected (18);
Described operator's compartment control panel (30) and spor ts choice schema processor (31), add downshift schema processor (18), limit turning schema processor (26), weave mode treater (27) and be connected;
Described treater is connected 24 with total automatically controlled flow valve control end (25), phase electric control reversing valve control end and branch road flow valve control end by wire respectively through the signal amplification module) be connected;
Described total automatically controlled flow valve control end (25) is connected with total automatically controlled flow valve; Described phase electric control reversing valve control end comprises mutually electric control reversing valve control end (20) of A phase electric control reversing valve control end (22), B phase electric control reversing valve control end (21) and C, and each phase control end is connected with the electric control reversing valve of corresponding phase respectively.
2. according to automobile electrically-controlled fluid power independence axle head drive system control setup claimed in claim 1, described electric control reversing valve is characterized in that: comprise valve seat (36), spool, spool driver train; Described valve seat is rectangular drum like, and its two ends are provided with end cap, and the end cap middle part offers circular hole, offers some driving oil holes (46) perpendicular to the valve seat bottom surface along the circular hole length direction on circular-hole internal-wall; This drives oil hole (46) and is communicated with oil circuit; Described circular hole is communicated with fuel feed pipe (40), and electromagnetic valve is set on the fuel feed pipe; Take the valve seat middle part as the boundary, equidistantly along its length on the barrel of two ends respectively offer three turnover oilholes, this turnover oilhole is respectively forward high pressure fuel pipe (33), forward fuel feed pipe (34), forward low pressure pipe (35), oppositely low pressure pipe (37), reverse fuel feed pipe (38), high back voltage oil pipe (39);
Described spool forms with the supporting prism of valve base cavity by two, comprises forward spool (44) and reverse spool (41); Offer the U-shaped hole of forward (45) at prism, i.e. two blind holes that are interconnected, these two holes are apart from equating with turnover oilhole pitch-row on the barrel; Two spool opposite ends are provided with step, add Compress Spring (43) between the opposite end; The outer end of two spools be provided with small column and with the circular hole free-running fit at end cap middle part; Described spool driver train comprises cylinder, the circular hole on the end cap, the fuel feed pipe (40) that is connected with circular hole, driving oil hole (46) and the electromagnetic valve of spool outboard end.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210429592.XA CN102922993B (en) | 2012-10-31 | 2012-10-31 | Control device for automobile electric hydraulic independent shaft end driving system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210429592.XA CN102922993B (en) | 2012-10-31 | 2012-10-31 | Control device for automobile electric hydraulic independent shaft end driving system |
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| CN102922993A true CN102922993A (en) | 2013-02-13 |
| CN102922993B CN102922993B (en) | 2015-05-20 |
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| CN201210429592.XA Active CN102922993B (en) | 2012-10-31 | 2012-10-31 | Control device for automobile electric hydraulic independent shaft end driving system |
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| CN108263610A (en) * | 2018-03-14 | 2018-07-10 | 长沙市云智航科技有限公司 | A kind of tilting rotor for the vehicle that carries people to fly |
| CN113888795A (en) * | 2021-12-08 | 2022-01-04 | 恒银金融科技股份有限公司 | Adjustable swing paper money blocking mechanism and automatic teller machine |
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