CN102922993B - 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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- CN102922993B CN102922993B CN201210429592.XA CN201210429592A CN102922993B CN 102922993 B CN102922993 B CN 102922993B CN 201210429592 A CN201210429592 A CN 201210429592A CN 102922993 B CN102922993 B CN 102922993B
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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 electronic-control hydraulic independent shaft end drive system control setup.
Background technology
At present, automobile driving system adopts explosive motor, through change speed gear box and transfer device, power is reached wheel usually, but traditional transfer device, and in turning, through complicated road segment segment, easily produce sideslip, in addition, required space of turning is larger; The propulsive effort of wheel cannot control separately.Be a new problem for controlling the device of Automobile electronic-control hydraulic independent shaft end drive system axle head motor, controlling axle head motor, to make it cooperation motion be then the core content of full-vehicle control device.
Summary of the invention
The object of the invention is to solve prior art Problems existing, the control setup being suitable for Automobile electronic-control hydraulic independent shaft end drive system is provided.
The present invention solves the problems of the technologies described above the technical scheme taked to be:
Automobile electronic-control hydraulic independent shaft end 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, bypass 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 side and rotor coaxial, shape is thin rounded flakes, comprise benchmark code-disc and common code-disc, wherein benchmark code-disc is arranged in left rear wheel axle head motor, and common code-disc is arranged in the near front wheel axle head motor, off hind wheel axle head motor, off front wheel axle head motor respectively; On benchmark code-disc, ecto-entad has different holes, this hole is positioned on the circle concentric with the code-disc center of circle, ragged edge one encloses and equidistantly arranges some small sircle holes and be called angular signal hole, offers wheel speed difference detect aperture, hole of testing the speed, A phase electrically-controlled valve control signal hole, C phase electrically-controlled valve control signal hole and B phase electrically-controlled valve control signal hole successively by angular signal hole to the code-disc center of circle; Described wheel speed difference detect aperture is one section of circular arc elongated hole; A phase, C phase and B phase electrically-controlled valve control signal hole are also one section of circular arc elongated hole, and every phase elongated hole two ends are in together on a radial line with another two-phase one end respectively; The independent circular hole of the described Kong Weiyi that tests the speed, it is between wheel speed difference detect aperture with A phase electrically-controlled valve control signal hole section arranged side by side;
Described common code-disc and benchmark code-disc similar, difference is common code-disc offers between place, angular signal hole circumference with place, A phase electrically-controlled valve control signal hole circumference the circular port that a circle equidistantly distributes, and is called counting hole;
Described sensor comprises A phase, B phase, C phase, 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 downshift schema processor, anti-sideslip and braking mode treater, limit cornering mode treater, weave mode treater;
Described A phase, B phase, C phase and H clock signal sensor by circuit respectively with low-speed mode treater, fast mode treater, add downshift schema processor, anti-sideslip and braking mode treater, limit cornering mode treater, weave mode treater and be connected;
The G gap sensor that tests the speed is connected with anti-sideslip schema processor with G1 sensor for countering;
F tachogenerator is respectively with low-speed mode treater, fast mode treater with add downshift schema processor and be connected;
Described operator's compartment control panel and spor ts choice schema processor, add downshift schema processor, limit cornering mode treater, weave mode treater be connected;
Described treater is connected with total automatically controlled flow valve control end, phase electric control reversing valve control end and bypass flow valve control end through signal amplification module respectively 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 A phase, B phase and C phase electric control reversing valve control end, 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, offer circular hole in the middle part of end cap, and circular-hole internal-wall offers some driving oil holes perpendicular to valve seat bottom surface along circular hole length direction; This driving oil hole is communicated with oil circuit; Described circular hole is communicated with oil circuit, and oil circuit arranges electromagnetic valve; With in the middle part of valve seat for boundary, on the barrel of two ends along its length equidistant respectively offer three turnover oilholes; Described spool is made up of two prisms supporting with valve base cavity, prism offers U-shaped hole, i.e. two blind holes be interconnected, and these two holes are apart from equal with the turnover oilhole pitch-row on barrel; Two spool opposite ends are provided with step, add Compress Spring between opposite end; The outer end of two spools be provided with small column and with end cap in the middle part of circular hole free-running fit; Described spool driver train comprises circular hole, the fuel feed pipe be connected with end cap on the cylinder of spool outboard end, end cap, drives oil hole and electromagnetic valve.
The present invention compared with prior art, has following beneficial effect:
1, because the employing of the present invention code-disc synchronous with wheel and the sensor be arranged on car body gather wheel information, accuracy rate is higher;
2, due under spor ts choice pattern of the present invention can realize parking of automobile state, original place swings trailing wheel;
3, the present invention is by controlling the oil supply angle of oil cylinder, realizes slow object easily.
Accompanying drawing explanation
Fig. 1 is benchmark code-disc schematic diagram of the present invention;
Fig. 2 is common code-disc schematic diagram of the present invention;
Fig. 3 is left rear wheel control principle schematic diagram of the present invention;
Fig. 4 is the near front wheel of the present invention, off front wheel, off hind wheel control principle schematic diagram;
Fig. 5 is structure of reversing valve schematic diagram of the present invention.
In 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; 4-G wheel speed difference detect aperture; 5-angular signal hole; 6-sensor frame; 7-F tests the speed hole; 8-benchmark code-disc; 9-G1 counting hole; 10-common code-disc; 11-angular signal sensor; 12-wheel speed difference detects start-stop 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 downshift schema processor; 19-anti-sideslip and 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-bypass flow valve control end; 25-total automatically controlled flow valve control end; 26-limit cornering mode treater; 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 pipe; 38-oppositely fuel feed pipe; 39-high back voltage oil pipe; 40-fuel feed pipe; 41-oppositely spool; 42-reverse U-shaped hole; 43-Compress Spring; 44-forward spool; The U-shaped hole of 45-forward; 46-drive oil hole.
Detailed description of the invention
As shown in Figure 3, Automobile electronic-control hydraulic independent shaft end 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, bypass 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 side and rotor coaxial, shape is thin rounded flakes, comprise benchmark code-disc 8 and common code-disc 10, wherein benchmark code-disc is arranged in left rear wheel axle head motor, and common code-disc is arranged in the near front wheel axle head motor, off hind wheel axle head motor, off front wheel axle head motor respectively; On benchmark code-disc, ecto-entad has different holes, this hole is positioned on the circle concentric with the code-disc center of circle, ragged edge one encloses and equidistantly arranges some small sircle holes and be called angular signal hole 5, offers wheel speed difference detect aperture 4, 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 phase electrically-controlled valve control signal hole 2 successively by 5 to the code-disc center of circle, angular signal hole; Described wheel speed difference detect aperture 4 is one section of circular arc elongated hole; A phase, C phase and B phase electrically-controlled valve control signal hole are also one section of circular arc elongated hole, and every phase elongated hole two ends are in together on a radial line with another two-phase one end respectively; Described hole 7 of testing the speed is an independent circular hole, and it is between wheel speed difference detect aperture 4 with A phase electrically-controlled valve control signal hole 3 section arranged side by side;
As shown in Figure 2, described common code-disc 10 is similar with benchmark code-disc 8, and difference is common code-disc offers between place, angular signal hole 5 circumference with place, A phase electrically-controlled valve control signal hole 3 circumference the circular port that a circle equidistantly distributes, and is called counting hole 9;
As depicted in figs. 1 and 2, described sensor comprises A phase 14, B phase 16, C phase 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, anti-sideslip and braking mode treater 19, limit cornering mode treater 26, weave mode treater 27;
Described A phase 14, B phase 16, C phase 15 and H angular signal sensor 11 by circuit respectively with low-speed mode treater 29, fast mode treater 28, add downshift schema processor 18, anti-sideslip and braking mode treater 19, limit cornering mode treater 26, weave mode treater and be connected 27;
The G gap sensor 12 that tests the speed is connected with anti-sideslip and braking mode treater 19 with G1 sensor for countering 17;
F tachogenerator 13 is respectively with low-speed mode treater 29, fast mode treater 28 with add 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 cornering mode treater 26, weave mode treater 27 be connected;
Described treater is connected with total automatically controlled flow valve control end 25, phase electric control reversing valve control end and bypass flow valve control end 24 through signal amplification module respectively by wire;
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 A phase electric control reversing valve control end 22, B phase electric control reversing valve control end 21 and C phase electric control reversing valve control end 20, 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, offer circular hole in the middle part of end cap, and circular-hole internal-wall offers some driving oil holes 46 perpendicular to valve seat bottom surface along circular hole length direction; This driving oil hole 46 is communicated with oil circuit; Described circular hole is communicated with fuel feed pipe 40, and fuel feed pipe arranges electromagnetic valve; With in the middle part of valve seat for 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, oppositely fuel feed pipe 38, high back voltage oil pipe 39; Described spool is made up of two prisms supporting with valve base cavity, comprises forward spool 44 and reverse spool 41; Prism offers the U-shaped hole 45 of forward, i.e. two blind holes be interconnected, these two holes are apart from equal with the turnover oilhole pitch-row on barrel; Two spool opposite ends are provided with step, add Compress Spring 43 between opposite end; The outer end of two spools be provided with small column and with end cap in the middle part of circular hole free-running fit; Described spool driver train comprises circular hole, the fuel feed pipe 40 be connected with circular hole on the cylinder of spool outboard end, end cap, drives oil hole 46 and electromagnetic valve.
Working process and principle:
When the present invention works, code-disc is with the rotor synchronous axial system of axle head motor, the aperture of sensor on sensor frame 6 on code-disc is out-of-date, by Signal transmissions to each treater, namely the angle recordings of relative rotation of rotor is got off and is recorded by process by angular signal sensor 11, when needs test the speed, treater continues to read in the corner of signal by reading in G wheel speed difference detect aperture 4, the quantity of G1 counting hole 9 process, if when exceeding certain definite value, be judged as that positive speed is poor, then be judged as synchronous when equaling certain definite value, then be judged as when being less than certain definite value that negative speed is poor, thus can judge whether to occur breakking away, when driver takes brake measure, then treater meeting Automatic-searching is to the position of rotor, judges the oil supply angle of each phase oil cylinder, and selection is in the oil cylinder in low pressure oil supply stage and carries fuel feeding automatically, obtains slow effect, when adding and subtracting gear, the velocity amplitude obtained by F tachogenerator is selected fast mode or low-speed mode by treater, when selection limit cornering mode, the method of similar glide steering then can be used to be rotated in car original place, now, both sides wheel can rotate low speed in the opposite direction, thus completes limit turning, as when parking, just headstock enters position, and the tailstock is not ajusted, and now, 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.In high speed mode, the driving oil cylinder of axle head motor can be become a phase oil cylinder in work by treater automatically, and all the other are just followed, now, oil cylinder gross section reduces, and oil cylinder running velocity is accelerated, otherwise, to downshift, then the oil cylinder increasing number put into operation, then speed declines.
Claims (2)
1. Automobile electronic-control hydraulic independent shaft end 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, bypass 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 side and rotor coaxial, shape is thin rounded flakes, comprise benchmark code-disc (8) and common code-disc (10), wherein benchmark code-disc is arranged in left rear wheel axle head motor, and common code-disc is arranged in the near front wheel axle head motor, off hind wheel axle head motor, off front wheel axle head motor respectively; On benchmark code-disc, ecto-entad has different holes, this hole is positioned on the circle concentric with the code-disc center of circle, ragged edge one encloses and equidistantly arranges some small sircle holes and be called angular signal hole (5), offers wheel speed difference detect aperture (4), 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 phase electrically-controlled valve control signal hole (2) successively by angular signal hole (5) to the code-disc center of circle; Described wheel speed difference detect aperture (4) is one section of circular arc elongated hole; A phase, C phase and B phase electrically-controlled valve control signal hole are also one section of circular arc elongated hole, and every phase elongated hole two ends are in together on a radial line with another two-phase one end respectively; Described hole of testing the speed (7) is an independent circular hole, and it is positioned between wheel speed difference detect aperture (4) with A phase electrically-controlled valve control signal hole (3) section arranged side by side;
Described common code-disc (10) is similar with benchmark code-disc (8), difference is common code-disc offers between angular signal hole (5) place circumference with A phase electrically-controlled valve control signal hole (3) place circumference the circular port that a circle equidistantly distributes, and is called counting hole (9);
Described sensor comprises A phase (14), B phase (16), C phase (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), anti-sideslip and braking mode treater (19), limit cornering mode treater (26), weave mode treater (27);
Described A phase (14), B phase (16), C phase (15) and H angular signal sensor (11) by circuit respectively with low-speed mode treater (29), fast mode treater (28), add downshift schema processor (18), anti-sideslip and braking mode treater (19), limit cornering mode treater (26), weave mode treater (27) and be connected;
The G gap sensor (12) that tests the speed is connected with anti-sideslip and braking mode treater (19) with G1 sensor for countering (17);
F tachogenerator (13) is respectively with low-speed mode treater (29), fast mode treater (28) with add downshift schema processor (18) and be connected;
Described operator's compartment control panel (30) and spor ts choice schema processor (31), add downshift schema processor (18), limit cornering mode treater (26), weave mode treater (27) be connected;
Described treater is connected with total automatically controlled flow valve control end (25), phase electric control reversing valve control end and bypass flow valve control end (24) through signal amplification module respectively by wire;
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 A phase electric control reversing valve control end (22), B phase electric control reversing valve control end (21) and C phase electric control reversing valve control end (20), and each phase control end is connected with the electric control reversing valve of corresponding phase respectively.
2. according to Automobile electronic-control hydraulic independent shaft end drive system control setup according to 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, offer circular hole in the middle part of end cap, and circular-hole internal-wall offers some driving oil holes (46) perpendicular to valve seat bottom surface along circular hole length direction; This driving oil hole (46) is communicated with oil circuit; Described circular hole is communicated with fuel feed pipe (40), and fuel feed pipe arranges electromagnetic valve; With in the middle part of valve seat for 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), oppositely fuel feed pipe (38), high back voltage oil pipe (39);
Described spool is made up of two prisms supporting with valve base cavity, comprises forward spool (44) and reverse spool (41); Prism offers the U-shaped hole of forward (45), i.e. two blind holes be interconnected, these two holes are apart from equal with the turnover oilhole pitch-row on barrel; Two spool opposite ends are provided with step, add Compress Spring (43) between opposite end; The outer end of two spools be provided with small column and with end cap in the middle part of circular hole free-running fit; Described spool driver train comprises circular hole, the fuel feed pipe (40) be connected with circular hole on the cylinder of spool outboard end, end cap, drives oil hole (46) and electromagnetic valve.
Priority Applications (1)
| 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 |
Applications Claiming Priority (1)
| 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 CN102922993A (en) | 2013-02-13 |
| CN102922993B true 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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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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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 |
| CN113888795B (en) * | 2021-12-08 | 2022-04-01 | 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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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0812049A4 (en) * | 1995-02-21 | 2000-06-07 | Hitachi Ltd | Device and method for supplying power to a vehicle, semi-conductor circuit device for use in the same and collective wiring device for a vehicle or an automobile |
| DE10303206A1 (en) * | 2003-01-28 | 2004-07-29 | Zf Friedrichshafen Ag | Hydrostatic gear for a vehicle, e.g. a construction machine, such as a bucket wheel extractor, is configured so that the intake volume to a hydraulic motor is controlled so that measured and desired vehicle velocities match |
| EP1495901B1 (en) * | 2003-07-09 | 2010-08-25 | Jtekt Corporation | Drive power transmission control device |
| JP2006273046A (en) * | 2005-03-28 | 2006-10-12 | Hitachi Ltd | Power supply control system |
| JP4614811B2 (en) * | 2005-04-04 | 2011-01-19 | トヨタ自動車株式会社 | Drive device, automobile equipped with the same, and drive device control method |
| US7628240B2 (en) * | 2006-03-21 | 2009-12-08 | Sauer-Danfoss, Inc. | Fluid transmission with improved traction control |
| CN202847690U (en) * | 2012-10-31 | 2013-04-03 | 吴亚利 | Vehicle electrical control hydraulic independent shaft end drive system control device |
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