CN103935255A - Electrically driven road traction motor car - Google Patents
Electrically driven road traction motor car Download PDFInfo
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- CN103935255A CN103935255A CN201410150009.0A CN201410150009A CN103935255A CN 103935255 A CN103935255 A CN 103935255A CN 201410150009 A CN201410150009 A CN 201410150009A CN 103935255 A CN103935255 A CN 103935255A
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- 238000002485 combustion reaction Methods 0.000 claims abstract description 12
- 239000003990 capacitor Substances 0.000 claims description 339
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- 239000013078 crystal Substances 0.000 claims description 18
- 238000006243 chemical reaction Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 230000009514 concussion Effects 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 3
- 238000005070 sampling Methods 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 5
- 239000000853 adhesive Substances 0.000 abstract description 4
- 230000001070 adhesive effect Effects 0.000 abstract description 4
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
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- 239000003345 natural gas Substances 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
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Abstract
The invention discloses an electrically driven road traction motor car which comprises a traction car chassis and a trailer chassis. The tractor car chassis is provided with an internal combustion engine generator set and a drive motor controller, the output end of the internal combustion engine generator set is connected with a drive motor through the drive motor controller, the drive motor is arranged at the bottom of the traction car chassis, the drive motor is connected with front walking wheels of the traction car chassis through a drive piece, the bottom of the trailer chassis is provided with a drive axle driven by the motor, the drive axle is provided with a drive axle motor, and the drive axle drives rear walking wheels arranged at the two ends of the drive axle to rotate. The electrically driven road traction motor car has the advantages that by means of the electric drive technology, a trailer axle is changed into the drive axle, the number of driving wheels and adhesive force between the driving wheels and the ground are increased, and accordingly traction force of the car is effectively improved; the bottom of the trailer chassis has enough space for intensively arranging the drive axle and a following axle, and bearing force of the trailer chassis is enhanced.
Description
Technical field
The present invention relates to a kind of towing vehicle, specifically a kind of electric drive highway traction motor-car.
Background technology
Conventional on-highway tractor is comprised of main tractor and trailer, and only has main tractor truck to have power, and trailer axle is motorless follow-up bridge.Therefore it is limited only depending on the power of the vehicle bridge generation of main tractor truck, particularly when accelerating and climb, the power of driving engine can not get sufficient utilization, make the tractive force of whole train be subject to certain limitation, in addition, because towing vehicle is mainly by trailer load-bearing, when load-carrying is climbed or passes through heavy road face, wheel and traction on tractor truck drive axle are limited, even if strengthen in this case the power of driving engine, also can only make the relative ground of drive wheel skid, the tractive force out of reach actv. of vehicle is promoted.
Summary of the invention
The object of this invention is to provide a kind of electric drive highway traction motor-car, it adopts electric drive technology, makes the vehicle bridge of trailer also become drive axle, increases the quantity of drive wheel and the adhesive ability between drive wheel and ground, and the tractive force of vehicle is effectively promoted.
The present invention for achieving the above object, be achieved through the following technical solutions: comprise tractor truck chassis and trailer chassis, internal combustion engine generator group and drive motor controller are installed on tractor truck chassis, the drive motor that the mouth of internal combustion engine generator group is installed with tractor truck tray bottom by drive motor controller is connected, drive motor is connected with the front walking wheel on tractor truck chassis by Transmission, the drive axle that trailer chassis bottom mounted motor drives, drive axle motor is installed on drive axle, and the rear walking wheel that drive axle drives drive axle two ends to install by drive axle rotates.Follow-up bridge is installed in trailer chassis bottom.Drive axle and follow-up bridge are crisscross arranged.Described drive motor controller comprises power circuit and control circuit, power circuit comprises rectifier, the mouth of rectifier is connected with the input end of filter, the mouth of filter is connected with the input end of inversion unit, the mouth of inversion unit is connected with the input end of high frequency main transformer, the mouth of high frequency main transformer is connected with the input end of hf rectifier, and the mouth of hf rectifier is connected with the input end of high-pass filter.Control circuit comprises high-frequency signal circuit for generating, frequency detection circuit, signal processing arithmetical circuit, sample circuit, central controller, commutation circuit, multi-functional conversion input circuit.The annexation of main circuit and control circuit is as follows: rectifier is by the voltage of input, the three-phase alternating current of changeable frequency is rectified into direct current after by rectifier U9, wave filter is by capacitor C 1, capacitor C 5, capacitor C 6 and resistance R1, resistance R2 composition, capacitor C 1 is Absorption Capacitance, C5, C6 is filter capacitor, R1, R2 is equalizing resistance, one end of capacitor C 1 is connected with the positive output end of rectifier U9, the other end is connected with the negative output terminal of rectifier U9, resistance R1 is in parallel with capacitor C 5, resistance R2 is in parallel with capacitor C 6, capacitor C 5 positive poles are connected with one end of capacitor C 1, capacitor C 5 negative poles are connected with capacitor C 6 is anodal, capacitor C 6 negative poles are connected with the other end of capacitor C 1, the direct current of input is passed through inversion unit U10 inverter output frequency 10 ~ 100kHz high-frequency alternating current by inversion unit, high frequency main transformer is by high frequency transformer T3, D.C. contactor K3 and binding post J8 composition, binding post J8 is D.C. contactor K3 coil external cabling post, realize by controlling D.C. contactor K3 the number of turn that changes high frequency transformer T3, high frequency transformer T3 is by the winding I of primary side, winding of winding II and secondary side forms, two windings in series of primary side of high frequency transformer T3, the other end of first side winding I exchanges outlet side one end and is connected with inversion unit U10, the other end of first side winding II exchanges the outlet side other end and is connected with inversion unit U10, the normally opened contact of D.C. contactor K3 is in parallel with first side winding II, the coil two ends of D.C. contactor K3 are connected respectively to pin 1 and the pin 2 of binding post J8, export at the secondary side winding two ends of high frequency transformer T3, the alternating current that high frequency transformer T3 obtains secondary side winding two ends is by hf rectifier U13 rectification output direct current, high frequency filter is made up of inductance L 4 and capacitor C 7, one end of inductance L 4 is connected with the positive output end of hf rectifier U13, the other end of inductance L 4 is connected with the positive pole of capacitor C 7, the negative pole of capacitor C 7 is connected with the negative output terminal of hf rectifier U13, the outside positive output end of dual-purpose machine is connected with the positive pole of capacitor C 7, the outside negative output terminal of dual-purpose machine is connected with the negative pole of capacitor C 7, the pin 1 of the power module U15 of high-frequency signal circuit for generating be connected to power supply ' 12V, the pin 2 of power module U15 be connected to power supply ' 0V, on the pin 3 of power module U15, obtain power supply-15V, the pin 4 of power module U15 is connected to 0V power supply, on the pin 5 of power module U15, obtain power supply+15V, capacitor C 41 is connected with capacitor C 42, the negative pole of capacitor C 41 is connected with the pin 3 of power module U15, the positive pole of capacitor C 41 is connected with the pin 4 of power module U15, the positive pole of capacitor C 42 is connected with the pin 5 of power module U15, capacitor C 44 is in parallel with capacitor C 41, capacitor C 43 is in parallel with capacitor C 42, the pin 1 of power module U16 is connected to power supply+15V, the pin 2 of power module U16 is connected to power supply 0V, the positive pole of capacitor C 46 is connected with the pin 3 of power module U16, the negative pole of capacitor C 46 is connected to power supply 0V, capacitor C 45 is in parallel with capacitor C 46,Give determining voltage signal QG through capacitor C 9, capacitor C 10, resistance R4, resistance R5, operational amplifier U15, resistance R6, the filter network that capacitor C 11 forms is to 5 pin of control chip U1, for control chip U1 work provides given signal, one end of resistance R4 is connected with capacitor C 9, capacitor C 9 other ends are connected to power supply 0V, the other end of resistance R4 is connected with the in-phase input end of operational amplifier U15, after resistance R5 is in parallel with capacitor C 10, one end is connected with the in-phase input end of operational amplifier U15, the other end is connected to power supply 0V, the inverting input of operational amplifier U15 is connected with output, be connected to control chip U1 pin 5 by resistance R6, the pin 5 of control chip U1 is connected with capacitor C 11 one end, capacitor C 11 other ends are connected to power supply 0V, resistance R7, resistance R8, capacitor C 28, capacitor C 29 makes the control chip U1 work can soft start, resistance R8 is in parallel with capacitor C 29, the positive pole of capacitor C 29 and control chip U1 pin 1, the negative pole of capacitor C 29 is connected to power supply 0V, resistance R7 connects with capacitor C 28, the negative pole of capacitor C 28 is connected to power supply 0V, the positive pole of capacitor C 29 and control chip U1 pin 2, the other end of resistance R7 is connected with control chip U1 pin 1, current sensor U11 samples gained signal through resistance R14 to high frequency transformer primary side current, resistance R15, resistance R16, resistance R17, the filter network that capacitor C 18 forms is to 4 pin of control chip U1, for control chip U1 work provides given signal, resistance R16 connects with resistance R17, the other end of resistance R17 is connected with the output of current sensor U11, the other end of resistance R16 is connected with control chip U1 pin 4, control chip U1 pin 4 is by be connected to-15V of resistance R14 power supply, control chip U1 pin 4 is connected to power supply 0V by resistance R15, harmonic compensation electricity routing resistance R11, resistance R12, capacitor C 15, capacitor C 16, operational amplifier U16 composition, the in-phase input end of operational amplifier U16 is connected with control chip U1 pin 8, the inverting input of operational amplifier U16 is connected with output, resistance R11, in parallel with resistance R12 and capacitor C 15 after capacitor C 16 series connection, capacitor C 15 one end are connected with control chip U1 pin 4, capacitor C 15 other ends are connected with operational amplifier U16 output, concussion timing circuit is by resistance R9, resistance R10, capacitor C 12, capacitor C 14 forms, resistance R9 is in parallel with resistance R10, one end is connected with control chip U1 pin 8, the other end is connected to power supply 0V, capacitor C 12 is in parallel with capacitor C 14, one end is connected with control chip U1 pin 9, the other end is connected to power supply 0V, current sensor U11 samples gained signal through resistance R17 to high frequency transformer primary side current, resistance R18, resistance R19, capacitor C 18, capacitor C 19 is turn-offed for control chip U1 provides outside, resistance R17 and resistance R18 are connected in series to control chip U1 pin 16, resistance R19 is in parallel with capacitor C 19,One end is connected with control chip U1 pin 16, and the other end is connected to power supply 0V, and resistance R13 is the protective resistance of control chip U1 output stage biased voltage input, capacitor C 13, capacitor C 17, capacitor C 30, capacitor C 31 is filter capacitor, resistance R13 one end is connected with control chip U1 pin 15, the resistance R13 other end is connected with control chip U1 pin 13, capacitor C 13 is in parallel with capacitor C 30, and one end is connected with control chip U1 pin 15, and the other end is connected to power supply 0V, capacitor C 17 is in parallel with capacitor C 31, one end is connected with control chip U1 pin 13, and the other end is connected to power supply 0V, by diode D10, diode D11, resistance R20, resistance R21, resistance R22, resistance R23, triode Q1, triode Q2, triode Q3, triode Q4, resistance R24, capacitor C 20 forms full-bridge circuit, and two paths of signals is through isolating transformer T1, isolating transformer T2, capacitor C 21, capacitor C 22, capacitor C 23, capacitor C 24, resistance R25, resistance R26, resistance R27, resistance R28, resistance R29, resistance R30, resistance R31, resistance R70, diode D12, diode D13, diode D14, diode D15 becomes four road signals and drives inversion unit, the base stage of triode Q1 is connected with control chip U1 pin 14 by resistance R20, the base stage of triode Q3 is connected with control chip U1 pin 14 by resistance R21, the negative electrode of diode D10 is connected with control chip U1 pin 14, the anode of diode D10 is connected to power supply 0V, the base stage of triode Q2 is connected with control chip U1 pin 11 by resistance R22, the base stage of triode Q4 is connected with control chip U1 pin 11 by resistance R23, the negative electrode of diode D11 is connected with control chip U1 pin 14, the anode of diode D11 is connected to power supply 0V, after being connected with triode Q3 colelctor electrode, triode Q1 colelctor electrode is connected with the pin 1 of isolating transformer T1 and isolating transformer T2, after triode Q2 colelctor electrode is connected with triode Q4 colelctor electrode, be connected with the one end after resistance R24 and capacitor C 20 parallel connections, resistance R24 is connected with the pin 2 of isolating transformer T1 and isolating transformer T2 with the other end after capacitor C 20 parallel connections, triode Q3 emitter stage is connected to power supply 0V, triode Q4 emitter stage is connected to power supply 0V, triode Q1 emitter stage is connected with triode Q2 emitter stage, it is in parallel with resistance R25 after diode D15 connects with resistance R70, diode D15 negative electrode is connected with isolating transformer T1 pin 6, the other end of resistance R70 is connected with capacitor C 21 one end, capacitor C 21 other ends are connected with isolating transformer T1 pin 5, it is in parallel with resistance R26 after diode D12 connects with resistance R29, diode D12 negative electrode is connected with isolating transformer T1 pin 3, the other end of resistance R29 is connected with capacitor C 22 one end, capacitor C 22 other ends are connected with isolating transformer T1 pin 4, it is in parallel with resistance R27 after diode D13 connects with resistance R30Diode D13 negative electrode is connected with isolating transformer T2 pin 6, the other end of resistance R30 is connected with capacitor C 23 one end, capacitor C 23 other ends are connected with isolating transformer T2 pin 5, it is in parallel with resistance R28 after diode D14 connects with resistance R31, diode D14 negative electrode is connected with isolating transformer T2 pin 3, the other end of resistance R31 is connected with capacitor C 24 one end, capacitor C 24 other ends are connected with isolating transformer T2 pin 4, respectively in capacitor C 21, capacitor C 22, capacitor C 23, capacitor C 24 two ends obtain four road signals and drive inversion unit, resistance R54, diode D2, optocoupler U6, resistance R61, R62 component frequency testing circuit, obtain corresponding frequency signal and send into control chip U8, one end of resistance R54 is connected with the U of three-phase alternating current, the other end of resistance R54 is connected with the anode of diode D2, the negative electrode of diode D2 is connected with the pin 1 of optocoupler U6, the pin 2 of optocoupler U6 is connected with the V of three-phase alternating current, the pin 3 of optocoupler U6 is connected with one end of R61, be connected to+5V of the other end of R61 power supply, the pin 3 of optocoupler U6 is connected with one end of R62, the other end of R62 is connected to the pin 9 of control chip U8, signal is processed control chip U8 in computing circuit signal is processed to output through resistance R63, after capacitor C 4, obtain voltage signal, after the voltage follower that this signal consists of the C part U3C of operational amplifier U3, obtain given signal UQG, control chip U8 pin 5 is connected with operational amplifier U3 pin 10 by resistance R63, one end of capacitor C 4 is connected with operational amplifier U3 pin 10, the other end of capacitor C 4 is connected to power supply 0V, operational amplifier U3 pin 8 is connected with operational amplifier U3 pin 9, the current sensor that circuit uses is current mode current sensor, on resistance R52, obtain voltage through diode D1, resistance R32, capacitor C 25, inductance L 5, resistance R3, capacitor C 26, the filter network of C27 composition, obtain needed voltage, receive the end of oppisite phase of the A part U2A of operational amplifier U2, current sensor U12 samples the signal that obtains by diode D1 to load current, inductance L 5, resistance R3 is connected with operational amplifier U2 pin 2, diode D1 anode is connected with sensor output, one end of resistance R52 is connected with diode D1 anode, the other end of resistance R52 is connected to power supply 0V, after resistance R32 is in parallel with capacitor C 25, one end is connected with diode D1 negative electrode, the other end is connected to power supply 0V, capacitor C 26 one end are connected with resistance R3 junction with inductance L 5, capacitor C 26 other ends are connected to power supply 0V, capacitor C 27 one end are connected with operational amplifier U2 pin 2, capacitor C 27 other ends are connected to power supply 0V, resistance R40, resistance R41, resistance R42 carries out dividing potential drop to output voltage, voltage sensor gathers the voltage on resistance R42, the voltage sensor that circuit uses is current mode voltage sensor, on resistance R44, obtain required voltage,This voltage and given signal UQG are through the B part by U3B operational amplifier U3, resistance R43, resistance R45, resistance R46, resistance R47, resistance R48, the voltage that the voltage signal obtaining after the P adjuster of resistance R49 composition obtains after the voltage follower of the A part U3A composition of operational amplifier U3 is by resistance R37, resistance R38, resistance R39, diode D9, diode D6, diode D5 discharges and recharges network capacitor C 8 is discharged and recharged, in capacitor C 8, obtain to determining voltage signal QG, the outside positive output end of dual-purpose machine is by resistance R40, resistance R41 and resistance R42 are connected in series to the outside negative output terminal of dual-purpose machine, voltage sensor U14 pin 1 is connected with resistance R42 junction with resistance R40, voltage sensor U14 pin 2 is connected with resistance R42 junction with resistance R41, voltage sensor U14 pin 3 is connected to power supply 0V with resistance R44 one end, voltage sensor U14 pin 4 is connected with the resistance R44 other end, voltage sensor U14 pin 4 is connected with operational amplifier U2 pin 6, voltage sensor U14 pin 4 is connected with operational amplifier U3 pin 6 by resistance R45, operational amplifier U3 pin 6 is connected with operational amplifier U3 pin 7 by resistance R43, operational amplifier U3 pin 6 is connected to power supply 0V by resistance R46, operational amplifier U3 pin 6 is by be connected to+5V of resistance R48 power supply, operational amplifier U3 pin 5 is connected to power supply 0V by resistance R49, operational amplifier U3 pin 5 is connected with operational amplifier U3 pin 8 by resistance R48, operational amplifier U3 pin 7 is connected with operational amplifier U3 pin 3, operational amplifier U3 pin 1 is connected with operational amplifier U3 pin 2, it is in parallel with resistance R38 after resistance R39 connects with diode D9, diode D9 negative electrode is connected with operational amplifier U3 pin 1, the other end of resistance R39 is connected with capacitor C 8 is anodal, capacitor C 8 negative poles are connected to power supply 0V, resistance R37 connects with diode D6, the other end of resistance R37 is connected with capacitor C 8 is anodal, diode D6 negative electrode is connected with operational amplifier U2 pin 1, diode D5 anode is connected with diode D6 anode, diode D5 negative electrode is connected with operational amplifier U2 pin 7, resistance R51, diode D8 forms current protection indicating circuit, the A part U2A of operational amplifier U2 and resistance R50 form hysteresis loop comparator, when anti-phase input terminal voltage is greater than in-phase input end voltage, on R34, obtain voltage time, output is electronegative potential, in the time that anti-phase input terminal voltage is less than in-phase input end voltage, output is high potential, change the protection value of output current by adjusting resistance R34 value, resistance R34 pin 1 be connected to+5V power supply, resistance R34 pin 3 is connected to power supply 0V, resistance R34 pin 2 is connected with operational amplifier U2 pin 3, operational amplifier U2 pin 3 is connected with operational amplifier U2 pin 1 by resistance R50, resistance R51 is connected with diode D8, be connected to+5V of diode D8 anode power supply,The resistance R51 other end be connected with operational amplifier U2 pin 1, resistance R36, diode D7 forms overvoltage indicating circuit, the B part U2B of operational amplifier U2 and resistance R35 form hysteresis loop comparator, when anti-phase input terminal voltage is greater than in-phase input end voltage, on R33, obtain voltage time, output is electronegative potential, in the time that anti-phase input terminal voltage is less than in-phase input end voltage, output is high potential, change the protection value of output voltage by adjusting resistance R33 value, resistance R33 pin 1 be connected to+5V power supply, resistance R33 pin 3 is connected to power supply 0V, resistance R33 pin 2 is connected with operational amplifier U2 pin 5, operational amplifier U2 pin 5 is connected with operational amplifier U2 pin 7 by resistance R35, resistance R36 and diode D7, diode D7 negative electrode be connected with operational amplifier U2 pin 7, be connected to+5V of resistance R51 other end power supply, the current sensor U11 of sample circuit samples to high frequency transformer primary side current, current sensor U12 samples to load current, voltage sensor U14 samples to load voltage, connector J3, resistance R56, optocoupler U5, resistance R59, resistance R60 forms temperature sampling circuit, obtain corresponding temperature signal and send into control chip U8, the pin 1 of optocoupler U5 by resistance R56 be connected to ' 12V power supply, the pin 2 of optocoupler U5 is connected with the pin 2 of binding post J3, the pin 1 of binding post J3 be connected to power supply ' 0V, the pin 4 of optocoupler U5 is by be connected to+5V of resistance R59 power supply, the pin 3 of optocoupler U5 is connected to power supply 0V, one end of resistance R60 is connected with the pin 4 of optocoupler U5, one end of resistance R60 is connected with the pin 10 of control chip U8, programming port J1, resistance R53, control chip U8, capacitor C 2, capacitor C 3, crystal oscillator Y1 forms central controller, capacitor C 2, capacitor C 3, crystal oscillator Y1 forms clock circuit, for control chip U8 provides work clock signal, one end of capacitor C 2 is connected with one end of crystal oscillator Y1, the other end of capacitor C 2 is connected to power supply 0V, one end of capacitor C 3 is connected with the other end of crystal oscillator Y1, the other end of capacitor C 3 is connected to power supply 0V, one end of crystal oscillator Y1 is connected with the pin 2 of control chip U8, the other end of crystal oscillator Y1 is connected with the pin 3 of control chip U8, the pin 1 of programming port J1 is connected with the pin 4 of control chip U8, be connected to+5V of pin 2 power supply of programming port J1, the pin 3 of programming port J1 is connected to power supply 0V, the pin 4 of programming port J1 is connected with the pin 13 of control chip U8, the pin 5 of programming port J1 is connected with the pin 12 of control chip U8, commutation circuit is by relay K 1, diode D3, inductance L 6, inductance L 7, triode Q5, resistance R65, connector J4, connector J5, connector J6 switches given signal, by resistance R64, optocoupler U7, resistance R66, diode D4, relay K 2, triode Q6, connector J7 switches main transformer, the pin 6 of control chip U8 is connected with one end of resistance R65,The other end of resistance R65 is connected with triode Q5 base stage, triode Q5 colelctor electrode is connected with the anode of diode D3, the negative electrode of diode D3 is by be connected to+15V of inductance L 6 power supply, the coil of relay K 1 is in parallel with diode D3, triode Q5 emitter stage is connected to power supply 0V by inductance L 7, the pin 1 of relay K 1 is connected with the pin 2 of binding post J4, the pin 4 of relay K 1 is connected with the pin 1 of binding post J4, the pin 2 of relay K 1 is connected with the pin 1 of binding post J5, the pin 5 of relay K 1 is connected with the pin 2 of binding post J5, the pin 3 of relay K 1 is connected with the pin 1 of binding post J6, the pin 6 of relay K 1 is connected with the pin 2 of binding post J6, the pin 7 of control chip U8 is connected with the pin 2 of optocoupler U7, the pin 1 of optocoupler U7 is by be connected to+5V of resistance R64 power supply, the pin 3 of optocoupler U7 is connected to ' 12V power supply, the pin 4 of optocoupler U7 is connected to triode Q6 base stage by resistance R66, triode Q6 colelctor electrode is connected with the anode of diode D3, the negative electrode of diode D3 is connected to ' 12V power supply, the coil of relay K 2 is in parallel with diode D4, triode Q6 emitter stage be connected to power supply ' 0V, the pin 4 of relay K 1 is connected to ' 12V power supply, the pin 6 of relay K 1 is connected with the pin 1 of binding post J7, the pin 2 of binding post J7 be connected to power supply ' 0V, connector J2, resistance R55, optocoupler U4, resistance R57, resistance R58 forms multi-functional conversion input circuit, obtain corresponding mode signal and send into control chip U8, the pin 1 of optocoupler U4 by resistance R55 be connected to ' 12V power supply, the pin 2 of optocoupler U4 is connected with the pin 2 of binding post J2, the pin 1 of binding post J2 be connected to power supply ' 0V, the pin 4 of optocoupler U4 is by be connected to+5V of resistance R57 power supply, the pin 3 of optocoupler U4 is connected to power supply 0V, one end of resistance R58 is connected with the pin 4 of optocoupler U4, one end of resistance R58 is connected with the pin 11 of control chip U8.
The invention has the advantages that: adopt electric drive technology, make the vehicle bridge of trailer also become drive axle, increase the quantity of drive wheel and the adhesive ability between drive wheel and ground, the tractive force of vehicle is effectively promoted; Intensive drive axle and the follow-up bridge of arranging in enough spaces arranged at trailer chassis bottom, is conducive to strengthen the bearing capacity of trailer chassis.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the circuit connecting relation schematic diagram of drive motor controller of the present invention;
Fig. 3 is one of electrical schematic diagram of drive motor controller of the present invention, and Fig. 3 right part and Fig. 4 left part join;
Fig. 4 be drive motor controller of the present invention electrical schematic diagram two, Fig. 4 left part and Fig. 3 right part join, Fig. 4 right part and Fig. 5 left part join;
Fig. 5 be drive motor controller of the present invention electrical schematic diagram three, Fig. 5 left part and Fig. 4 right part join.
The specific embodiment
Electric drive highway traction motor-car of the present invention comprises tractor truck chassis 21 and trailer chassis 27, internal combustion engine generator group 22 and drive motor controller 23 are installed on tractor truck chassis 21, the drive motor 24 that the mouth of internal combustion engine generator group 22 is installed with 21 bottoms, tractor truck chassis by drive motor controller 23 is connected, drive motor 24 is connected with the front walking wheel 25 on tractor truck chassis 21 by Transmission, the drive axle 30 that trailer chassis 27 bottom mounted motors drive, drive axle motor 26 is installed on drive axle 30, rear walking wheel 28 rotations that drive axle 26 drives drive axle 30 two ends to install by drive axle 30.Because all adopting combustion engine, current tractor truck directly drive vehicle bridge to provide power for vehicle, and cannot be by mechanical drive between tractor truck and trailer by the transmission of power of combustion engine to trailer axle, therefore the trailer axle of towing vehicle is all follow-up bridge at present, and the present invention is that electric power is exported by electric drive technology by the power-conversion of combustion engine, thereby electric power can be delivered to the motor on trailer axle by wire, realize the dynamic output simultaneously of trailer axle and tractor truck vehicle bridge, increase the quantity of drive wheel and the adhesive ability between drive wheel and ground, the tractive force of vehicle is effectively promoted.The form that drive axle 30 of the present invention can adopt each drive axle 30 that a drive axle motor 26 is installed, also can adopt 2 groups or organize the form that drive axle 30 is connected with a drive axle motor 26 by drive disk assembly more.
Drive axle 30 and follow-up bridge 29 also can be installed in trailer chassis of the present invention 27 bottoms simultaneously, in order to make the tractive force equiblibrium mass distribution of trailer chassis 27, can make the drive axle 30 on trailer chassis 27 be crisscross arranged with follow-up bridge 29.This structure can also be convenient to intensive drive axle 30 and the follow-up bridge 29 of arranging in trailer chassis 27 bottoms for reserving enough installing spaces on the drive axle motor 26 of installing on drive axle 30, strengthens the bearing capacity of trailer chassis 27.
Described drive motor controller 23 of the present invention comprises power circuit and control circuit, power circuit comprises rectifier 1, the mouth of rectifier 1 is connected with the input end of filter 2, the mouth of filter 2 is connected with the input end of inversion unit 3, the mouth of inversion unit 3 is connected with the input end of high frequency main transformer 4, the mouth of high frequency main transformer 4 is connected with the input end of hf rectifier 5, and the mouth of hf rectifier 5 is connected with the input end of high-pass filter 6.The present invention adopts high-frequency transformer to substitute the Industrial Frequency Transformer generally adopting in existing direct current motor drive circuit, reaches and reduces equipment volume and weight, reduces copper loss, the object reducing costs.Wherein control circuit comprises high-frequency signal circuit for generating 7, frequency detection circuit 8, signal processing arithmetical circuit 9, sample circuit 10, central controller 11, commutation circuit 12, multi-functional conversion input circuit 13.This structure can make drive motor controller 23 make when walking voltage variable (150～380V), the variable three plase alternating current of frequency (20Hz ~ 50Hz) converts the voltage that meets DC machine operating characteristic to, the vdc of output is synchronizeed and is changed with the a-c cycle of input, can realize internal combustion engine generator group and be operated in speed variable operating mode, by unit primary mover (spark ignition engine, diesel engine or natural gas engine) Das Gaspedal control the running rotating speed of unit, make unit to a natural frequency conversion of controller output, the alternating current of transformation, by this controller, be that one of direct-drive motor output meets DC machine drive performance and voltage and synchronizes the direct current (DC) of variation with incoming frequency, thereby realize by unit primary mover Das Gaspedal and control direct current movable motor stepless change, reach the object of simulated automotive walking characteristic, reduce the noise that the present invention produces in the process of walking, reduce mechanical wear and energy resource consumption.
The annexation of main circuit of the present invention and control circuit is as follows: rectifier 1 is by the voltage of input, the three-phase alternating current of changeable frequency is rectified into direct current after by rectifier U9, wave filter 2 is by capacitor C 1, capacitor C 5, capacitor C 6 and resistance R1, resistance R2 composition, capacitor C 1 is Absorption Capacitance, C5, C6 is filter capacitor, R1, R2 is equalizing resistance, one end of capacitor C 1 is connected with the positive output end of rectifier U9, the other end is connected with the negative output terminal of rectifier U9, resistance R1 is in parallel with capacitor C 5, resistance R2 is in parallel with capacitor C 6, capacitor C 5 positive poles are connected with one end of capacitor C 1, capacitor C 5 negative poles are connected with capacitor C 6 is anodal, capacitor C 6 negative poles are connected with the other end of capacitor C 1, the direct current of input is passed through inversion unit U10 inverter output frequency 10 ~ 100kHz high-frequency alternating current by inversion unit 3, high frequency main transformer 4 is by high frequency transformer T3, D.C. contactor K3 and binding post J8 composition, binding post J8 is D.C. contactor K3 coil external cabling post, realize by controlling D.C. contactor K3 the number of turn that changes high frequency transformer T3, high frequency transformer T3 is by the winding I of primary side, winding of winding II and secondary side forms, two windings in series of primary side of high frequency transformer T3, the other end of first side winding I exchanges outlet side one end and is connected with inversion unit U10, the other end of first side winding II exchanges the outlet side other end and is connected with inversion unit U10, the normally opened contact of D.C. contactor K3 is in parallel with first side winding II, the coil two ends of D.C. contactor K3 are connected respectively to pin 1 and the pin 2 of binding post J8, export at the secondary side winding two ends of high frequency transformer T3, the alternating current that high frequency transformer T3 obtains secondary side winding two ends is by hf rectifier 5U13 rectification output direct current, high frequency filter 6 is made up of inductance L 4 and capacitor C 7, one end of inductance L 4 is connected with the positive output end of hf rectifier U13, the other end of inductance L 4 is connected with the positive pole of capacitor C 7, the negative pole of capacitor C 7 is connected with the negative output terminal of hf rectifier U13, the outside positive output end of dual-purpose machine is connected with the positive pole of capacitor C 7, the outside negative output terminal of dual-purpose machine is connected with the negative pole of capacitor C 7, the pin 1 of the power module U15 of high-frequency signal circuit for generating 7 be connected to power supply ' 12V, the pin 2 of power module U15 be connected to power supply ' 0V, on the pin 3 of power module U15, obtain power supply-15V, the pin 4 of power module U15 is connected to 0V power supply, on the pin 5 of power module U15, obtain power supply+15V, capacitor C 41 is connected with capacitor C 42, the negative pole of capacitor C 41 is connected with the pin 3 of power module U15, the positive pole of capacitor C 41 is connected with the pin 4 of power module U15, the positive pole of capacitor C 42 is connected with the pin 5 of power module U15, capacitor C 44 is in parallel with capacitor C 41, capacitor C 43 is in parallel with capacitor C 42, the pin 1 of power module U16 is connected to power supply+15V, the pin 2 of power module U16 is connected to power supply 0V, the positive pole of capacitor C 46 is connected with the pin 3 of power module U16, the negative pole of capacitor C 46 is connected to power supply 0V,Capacitor C 45 is in parallel with capacitor C 46, give determining voltage signal QG through capacitor C 9, capacitor C 10, resistance R4, resistance R5, operational amplifier U15, resistance R6, the filter network that capacitor C 11 forms is to 5 pin of control chip U1, for control chip U1 work provides given signal, one end of resistance R4 is connected with capacitor C 9, capacitor C 9 other ends are connected to power supply 0V, the other end of resistance R4 is connected with the in-phase input end of operational amplifier U15, after resistance R5 is in parallel with capacitor C 10, one end is connected with the in-phase input end of operational amplifier U15, the other end is connected to power supply 0V, the inverting input of operational amplifier U15 is connected with output, be connected to control chip U1 pin 5 by resistance R6, the pin 5 of control chip U1 is connected with capacitor C 11 one end, capacitor C 11 other ends are connected to power supply 0V, resistance R7, resistance R8, capacitor C 28, capacitor C 29 makes the control chip U1 work can soft start, resistance R8 is in parallel with capacitor C 29, the positive pole of capacitor C 29 and control chip U1 pin 1, the negative pole of capacitor C 29 is connected to power supply 0V, resistance R7 connects with capacitor C 28, the negative pole of capacitor C 28 is connected to power supply 0V, the positive pole of capacitor C 29 and control chip U1 pin 2, the other end of resistance R7 is connected with control chip U1 pin 1, current sensor U11 samples gained signal through resistance R14 to high frequency transformer primary side current, resistance R15, resistance R16, resistance R17, the filter network that capacitor C 18 forms is to 4 pin of control chip U1, for control chip U1 work provides given signal, resistance R16 connects with resistance R17, the other end of resistance R17 is connected with the output of current sensor U11, the other end of resistance R16 is connected with control chip U1 pin 4, control chip U1 pin 4 is by be connected to-15V of resistance R14 power supply, control chip U1 pin 4 is connected to power supply 0V by resistance R15, harmonic compensation electricity routing resistance R11, resistance R12, capacitor C 15, capacitor C 16, operational amplifier U16 composition, the in-phase input end of operational amplifier U16 is connected with control chip U1 pin 8, the inverting input of operational amplifier U16 is connected with output, resistance R11, in parallel with resistance R12 and capacitor C 15 after capacitor C 16 series connection, capacitor C 15 one end are connected with control chip U1 pin 4, capacitor C 15 other ends are connected with operational amplifier U16 output, concussion timing circuit is by resistance R9, resistance R10, capacitor C 12, capacitor C 14 forms, resistance R9 is in parallel with resistance R10, one end is connected with control chip U1 pin 8, the other end is connected to power supply 0V, capacitor C 12 is in parallel with capacitor C 14, one end is connected with control chip U1 pin 9, the other end is connected to power supply 0V, current sensor U11 samples gained signal through resistance R17 to high frequency transformer primary side current, resistance R18, resistance R19, capacitor C 18, capacitor C 19 is turn-offed for control chip U1 provides outside, resistance R17 and resistance R18 are connected in series to control chip U1 pin 16,Resistance R19 is in parallel with capacitor C 19, and one end is connected with control chip U1 pin 16, and the other end is connected to power supply 0V, and resistance R13 is the protective resistance of control chip U1 output stage biased voltage input, capacitor C 13, capacitor C 17, capacitor C 30, capacitor C 31 is filter capacitor, resistance R13 one end is connected with control chip U1 pin 15, the resistance R13 other end is connected with control chip U1 pin 13, capacitor C 13 is in parallel with capacitor C 30, and one end is connected with control chip U1 pin 15, and the other end is connected to power supply 0V, capacitor C 17 is in parallel with capacitor C 31, one end is connected with control chip U1 pin 13, and the other end is connected to power supply 0V, by diode D10, diode D11, resistance R20, resistance R21, resistance R22, resistance R23, triode Q1, triode Q2, triode Q3, triode Q4, resistance R24, capacitor C 20 forms full-bridge circuit, and two paths of signals is through isolating transformer T1, isolating transformer T2, capacitor C 21, capacitor C 22, capacitor C 23, capacitor C 24, resistance R25, resistance R26, resistance R27, resistance R28, resistance R29, resistance R30, resistance R31, resistance R70, diode D12, diode D13, diode D14, diode D15 becomes four road signals and drives inversion unit, the base stage of triode Q1 is connected with control chip U1 pin 14 by resistance R20, the base stage of triode Q3 is connected with control chip U1 pin 14 by resistance R21, the negative electrode of diode D10 is connected with control chip U1 pin 14, the anode of diode D10 is connected to power supply 0V, the base stage of triode Q2 is connected with control chip U1 pin 11 by resistance R22, the base stage of triode Q4 is connected with control chip U1 pin 11 by resistance R23, the negative electrode of diode D11 is connected with control chip U1 pin 14, the anode of diode D11 is connected to power supply 0V, after being connected with triode Q3 colelctor electrode, triode Q1 colelctor electrode is connected with the pin 1 of isolating transformer T1 and isolating transformer T2, after triode Q2 colelctor electrode is connected with triode Q4 colelctor electrode, be connected with the one end after resistance R24 and capacitor C 20 parallel connections, resistance R24 is connected with the pin 2 of isolating transformer T1 and isolating transformer T2 with the other end after capacitor C 20 parallel connections, triode Q3 emitter stage is connected to power supply 0V, triode Q4 emitter stage is connected to power supply 0V, triode Q1 emitter stage is connected with triode Q2 emitter stage, it is in parallel with resistance R25 after diode D15 connects with resistance R70, diode D15 negative electrode is connected with isolating transformer T1 pin 6, the other end of resistance R70 is connected with capacitor C 21 one end, capacitor C 21 other ends are connected with isolating transformer T1 pin 5, it is in parallel with resistance R26 after diode D12 connects with resistance R29, diode D12 negative electrode is connected with isolating transformer T1 pin 3, the other end of resistance R29 is connected with capacitor C 22 one end, capacitor C 22 other ends are connected with isolating transformer T1 pin 4It is in parallel with resistance R27 after diode D13 connects with resistance R30, diode D13 negative electrode is connected with isolating transformer T2 pin 6, the other end of resistance R30 is connected with capacitor C 23 one end, capacitor C 23 other ends are connected with isolating transformer T2 pin 5, it is in parallel with resistance R28 after diode D14 connects with resistance R31, diode D14 negative electrode is connected with isolating transformer T2 pin 3, the other end of resistance R31 is connected with capacitor C 24 one end, capacitor C 24 other ends are connected with isolating transformer T2 pin 4, respectively in capacitor C 21, capacitor C 22, capacitor C 23, capacitor C 24 two ends obtain four road signals and drive inversion unit, resistance R54, diode D2, optocoupler U6, resistance R61, R62 component frequency testing circuit 8, obtain corresponding frequency signal and send into control chip U8, one end of resistance R54 is connected with the U of three-phase alternating current, the other end of resistance R54 is connected with the anode of diode D2, the negative electrode of diode D2 is connected with the pin 1 of optocoupler U6, the pin 2 of optocoupler U6 is connected with the V of three-phase alternating current, the pin 3 of optocoupler U6 is connected with one end of R61, be connected to+5V of the other end of R61 power supply, the pin 3 of optocoupler U6 is connected with one end of R62, the other end of R62 is connected to the pin 9 of control chip U8, signal is processed control chip U8 in computing circuit 9 signal is processed to output through resistance R63, after capacitor C 4, obtain voltage signal, after the voltage follower that this signal consists of the C part U3C of operational amplifier U3, obtain given signal UQG, control chip U8 pin 5 is connected with operational amplifier U3 pin 10 by resistance R63, one end of capacitor C 4 is connected with operational amplifier U3 pin 10, the other end of capacitor C 4 is connected to power supply 0V, operational amplifier U3 pin 8 is connected with operational amplifier U3 pin 9, the current sensor that circuit uses is current mode current sensor, on resistance R52, obtain voltage through diode D1, resistance R32, capacitor C 25, inductance L 5, resistance R3, capacitor C 26, the filter network of C27 composition, obtain needed voltage, receive the end of oppisite phase of the A part U2A of operational amplifier U2, current sensor U12 samples the signal that obtains by diode D1 to load current, inductance L 5, resistance R3 is connected with operational amplifier U2 pin 2, diode D1 anode is connected with sensor output, one end of resistance R52 is connected with diode D1 anode, the other end of resistance R52 is connected to power supply 0V, after resistance R32 is in parallel with capacitor C 25, one end is connected with diode D1 negative electrode, the other end is connected to power supply 0V, capacitor C 26 one end are connected with resistance R3 junction with inductance L 5, capacitor C 26 other ends are connected to power supply 0V, capacitor C 27 one end are connected with operational amplifier U2 pin 2, capacitor C 27 other ends are connected to power supply 0V, resistance R40, resistance R41, resistance R42 carries out dividing potential drop to output voltage, voltage sensor gathers the voltage on resistance R42, the voltage sensor that circuit uses is current mode voltage sensor, on resistance R44, obtain required voltage,This voltage and given signal UQG are through the B part by U3B operational amplifier U3, resistance R43, resistance R45, resistance R46, resistance R47, resistance R48, the voltage that the voltage signal obtaining after the P adjuster of resistance R49 composition obtains after the voltage follower of the A part U3A composition of operational amplifier U3 is by resistance R37, resistance R38, resistance R39, diode D9, diode D6, diode D5 discharges and recharges network capacitor C 8 is discharged and recharged, in capacitor C 8, obtain to determining voltage signal QG, the outside positive output end of dual-purpose machine is by resistance R40, resistance R41 and resistance R42 are connected in series to the outside negative output terminal of dual-purpose machine, voltage sensor U14 pin 1 is connected with resistance R42 junction with resistance R40, voltage sensor U14 pin 2 is connected with resistance R42 junction with resistance R41, voltage sensor U14 pin 3 is connected to power supply 0V with resistance R44 one end, voltage sensor U14 pin 4 is connected with the resistance R44 other end, voltage sensor U14 pin 4 is connected with operational amplifier U2 pin 6, voltage sensor U14 pin 4 is connected with operational amplifier U3 pin 6 by resistance R45, operational amplifier U3 pin 6 is connected with operational amplifier U3 pin 7 by resistance R43, operational amplifier U3 pin 6 is connected to power supply 0V by resistance R46, operational amplifier U3 pin 6 is by be connected to+5V of resistance R48 power supply, operational amplifier U3 pin 5 is connected to power supply 0V by resistance R49, operational amplifier U3 pin 5 is connected with operational amplifier U3 pin 8 by resistance R48, operational amplifier U3 pin 7 is connected with operational amplifier U3 pin 3, operational amplifier U3 pin 1 is connected with operational amplifier U3 pin 2, it is in parallel with resistance R38 after resistance R39 connects with diode D9, diode D9 negative electrode is connected with operational amplifier U3 pin 1, the other end of resistance R39 is connected with capacitor C 8 is anodal, capacitor C 8 negative poles are connected to power supply 0V, resistance R37 connects with diode D6, the other end of resistance R37 is connected with capacitor C 8 is anodal, diode D6 negative electrode is connected with operational amplifier U2 pin 1, diode D5 anode is connected with diode D6 anode, diode D5 negative electrode is connected with operational amplifier U2 pin 7, resistance R51, diode D8 forms current protection indicating circuit, the A part U2A of operational amplifier U2 and resistance R50 form hysteresis loop comparator, when anti-phase input terminal voltage is greater than in-phase input end voltage, on R34, obtain voltage time, output is electronegative potential, in the time that anti-phase input terminal voltage is less than in-phase input end voltage, output is high potential, change the protection value of output current by adjusting resistance R34 value, resistance R34 pin 1 be connected to+5V power supply, resistance R34 pin 3 is connected to power supply 0V, resistance R34 pin 2 is connected with operational amplifier U2 pin 3, operational amplifier U2 pin 3 is connected with operational amplifier U2 pin 1 by resistance R50, resistance R51 is connected with diode D8, be connected to+5V of diode D8 anode power supply,The resistance R51 other end be connected with operational amplifier U2 pin 1, resistance R36, diode D7 forms overvoltage indicating circuit, the B part U2B of operational amplifier U2 and resistance R35 form hysteresis loop comparator, when anti-phase input terminal voltage is greater than in-phase input end voltage, on R33, obtain voltage time, output is electronegative potential, in the time that anti-phase input terminal voltage is less than in-phase input end voltage, output is high potential, change the protection value of output voltage by adjusting resistance R33 value, resistance R33 pin 1 be connected to+5V power supply, resistance R33 pin 3 is connected to power supply 0V, resistance R33 pin 2 is connected with operational amplifier U2 pin 5, operational amplifier U2 pin 5 is connected with operational amplifier U2 pin 7 by resistance R35, resistance R36 and diode D7, diode D7 negative electrode be connected with operational amplifier U2 pin 7, be connected to+5V of resistance R51 other end power supply, the current sensor U11 of sample circuit 10 samples to high frequency transformer primary side current, current sensor U12 samples to load current, voltage sensor U14 samples to load voltage, connector J3, resistance R56, optocoupler U5, resistance R59, resistance R60 forms temperature sampling circuit, obtain corresponding temperature signal and send into control chip U8, the pin 1 of optocoupler U5 by resistance R56 be connected to ' 12V power supply, the pin 2 of optocoupler U5 is connected with the pin 2 of binding post J3, the pin 1 of binding post J3 be connected to power supply ' 0V, the pin 4 of optocoupler U5 is by be connected to+5V of resistance R59 power supply, the pin 3 of optocoupler U5 is connected to power supply 0V, one end of resistance R60 is connected with the pin 4 of optocoupler U5, one end of resistance R60 is connected with the pin 10 of control chip U8, programming port J1, resistance R53, control chip U8, capacitor C 2, capacitor C 3, crystal oscillator Y1 forms central controller 11, capacitor C 2, capacitor C 3, crystal oscillator Y1 forms clock circuit, for control chip U8 provides work clock signal, one end of capacitor C 2 is connected with one end of crystal oscillator Y1, the other end of capacitor C 2 is connected to power supply 0V, one end of capacitor C 3 is connected with the other end of crystal oscillator Y1, the other end of capacitor C 3 is connected to power supply 0V, one end of crystal oscillator Y1 is connected with the pin 2 of control chip U8, the other end of crystal oscillator Y1 is connected with the pin 3 of control chip U8, the pin 1 of programming port J1 is connected with the pin 4 of control chip U8, be connected to+5V of pin 2 power supply of programming port J1, the pin 3 of programming port J1 is connected to power supply 0V, the pin 4 of programming port J1 is connected with the pin 13 of control chip U8, the pin 5 of programming port J1 is connected with the pin 12 of control chip U8, commutation circuit 12 is by relay K 1, diode D3, inductance L 6, inductance L 7, triode Q5, resistance R65, connector J4, connector J5, connector J6 switches given signal, by resistance R64, optocoupler U7, resistance R66, diode D4, relay K 2, triode Q6, connector J7 switches main transformer, the pin 6 of control chip U8 is connected with one end of resistance R65,The other end of resistance R65 is connected with triode Q5 base stage, triode Q5 colelctor electrode is connected with the anode of diode D3, the negative electrode of diode D3 is by be connected to+15V of inductance L 6 power supply, the coil of relay K 1 is in parallel with diode D3, triode Q5 emitter stage is connected to power supply 0V by inductance L 7, the pin 1 of relay K 1 is connected with the pin 2 of binding post J4, the pin 4 of relay K 1 is connected with the pin 1 of binding post J4, the pin 2 of relay K 1 is connected with the pin 1 of binding post J5, the pin 5 of relay K 1 is connected with the pin 2 of binding post J5, the pin 3 of relay K 1 is connected with the pin 1 of binding post J6, the pin 6 of relay K 1 is connected with the pin 2 of binding post J6, the pin 7 of control chip U8 is connected with the pin 2 of optocoupler U7, the pin 1 of optocoupler U7 is by be connected to+5V of resistance R64 power supply, the pin 3 of optocoupler U7 is connected to ' 12V power supply, the pin 4 of optocoupler U7 is connected to triode Q6 base stage by resistance R66, triode Q6 colelctor electrode is connected with the anode of diode D3, the negative electrode of diode D3 is connected to ' 12V power supply, the coil of relay K 2 is in parallel with diode D4, triode Q6 emitter stage be connected to power supply ' 0V, the pin 4 of relay K 1 is connected to ' 12V power supply, the pin 6 of relay K 1 is connected with the pin 1 of binding post J7, the pin 2 of binding post J7 be connected to power supply ' 0V, connector J2, resistance R55, optocoupler U4, resistance R57, resistance R58 forms multi-functional conversion input circuit 13, obtain corresponding mode signal and send into control chip U8, the pin 1 of optocoupler U4 by resistance R55 be connected to ' 12V power supply, the pin 2 of optocoupler U4 is connected with the pin 2 of binding post J2, the pin 1 of binding post J2 be connected to power supply ' 0V, the pin 4 of optocoupler U4 is by be connected to+5V of resistance R57 power supply, the pin 3 of optocoupler U4 is connected to power supply 0V, one end of resistance R58 is connected with the pin 4 of optocoupler U4, one end of resistance R58 is connected with the pin 11 of control chip U8.That said structure has advantages of is stable, failure rate is low, control accuracy is high, cost is relatively cheap.
Claims (6)
1. electric drive highway draws motor-car, it is characterized in that: comprise tractor truck chassis (21) and trailer chassis (27), upper internal combustion engine generator group (22) and the drive motor controller (23) of installing in tractor truck chassis (21), the drive motor (24) that the mouth of internal combustion engine generator group (22) is installed with tractor truck chassis (21) bottom by drive motor controller (23) is connected, drive motor (24) is connected with the front walking wheel (25) of tractor truck chassis (21) by Transmission, the drive axle (30) that trailer chassis (27) bottom mounted motor drives, the upper drive axle motor (26) of installing of drive axle (30), rear walking wheel (28) rotation that drive axle motor (26) drives drive axle (30) two ends to install by drive axle (30).
2. electric drive highway traction motor-car according to claim 1, is characterized in that: follow-up bridge (29) is installed in trailer chassis (27) bottom.
3. electric drive highway traction motor-car according to claim 2, is characterized in that: drive axle (30) is crisscross arranged with follow-up bridge (29).
4. electric drive highway according to claim 1 draws motor-car, it is characterized in that: described drive motor controller (23) comprises power circuit and control circuit, power circuit comprises rectifier (1), the mouth of rectifier (1) is connected with the input end of filter (2), the mouth of filter (2) is connected with the input end of inversion unit (3), the mouth of inversion unit (3) is connected with the input end of high frequency main transformer (4), the mouth of high frequency main transformer (4) is connected with the input end of hf rectifier (5), the mouth of hf rectifier (5) is connected with the input end of high-pass filter (6).
5. electric drive highway traction motor-car according to claim 4, is characterized in that: control circuit comprises high-frequency signal circuit for generating (7), frequency detection circuit (8), signal processing arithmetical circuit (9), sample circuit (10), central controller (11), commutation circuit (12), multi-functional conversion input circuit (13).
6. electric drive highway traction motor-car according to claim 5, it is characterized in that: the annexation of main circuit and control circuit is as follows: rectifier (1) is by the voltage of input, the three-phase alternating current of changeable frequency is rectified into direct current after by rectifier U9, wave filter (2) is by capacitor C 1, capacitor C 5, capacitor C 6 and resistance R1, resistance R2 composition, capacitor C 1 is Absorption Capacitance, C5, C6 is filter capacitor, R1, R2 is equalizing resistance, one end of capacitor C 1 is connected with the positive output end of rectifier U9, the other end is connected with the negative output terminal of rectifier U9, resistance R1 is in parallel with capacitor C 5, resistance R2 is in parallel with capacitor C 6, capacitor C 5 positive poles are connected with one end of capacitor C 1, capacitor C 5 negative poles are connected with capacitor C 6 is anodal, capacitor C 6 negative poles are connected with the other end of capacitor C 1, the direct current of input is passed through inversion unit U10 inverter output frequency 10 ~ 100kHz high-frequency alternating current by inversion unit (3), high frequency main transformer (4) is by high frequency transformer T3, D.C. contactor K3 and binding post J8 composition, binding post J8 is D.C. contactor K3 coil external cabling post, realize by controlling D.C. contactor K3 the number of turn that changes high frequency transformer T3, high frequency transformer T3 is by the winding I of primary side, winding of winding II and secondary side forms, two windings in series of primary side of high frequency transformer T3, the other end of first side winding I exchanges outlet side one end and is connected with inversion unit U10, the other end of first side winding II exchanges the outlet side other end and is connected with inversion unit U10, the normally opened contact of D.C. contactor K3 is in parallel with first side winding II, the coil two ends of D.C. contactor K3 are connected respectively to pin 1 and the pin 2 of binding post J8, export at the secondary side winding two ends of high frequency transformer T3, the alternating current that high frequency transformer T3 obtains secondary side winding two ends is by hf rectifier (5) U13 rectification output direct current, high frequency filter (6) is made up of inductance L 4 and capacitor C 7, one end of inductance L 4 is connected with the positive output end of hf rectifier U13, the other end of inductance L 4 is connected with the positive pole of capacitor C 7, the negative pole of capacitor C 7 is connected with the negative output terminal of hf rectifier U13, the outside positive output end of dual-purpose machine is connected with the positive pole of capacitor C 7, the outside negative output terminal of dual-purpose machine is connected with the negative pole of capacitor C 7, the pin 1 of the power module U15 of high-frequency signal circuit for generating (7) be connected to power supply ' 12V, the pin 2 of power module U15 be connected to power supply ' 0V, on the pin 3 of power module U15, obtain power supply-15V, the pin 4 of power module U15 is connected to 0V power supply, on the pin 5 of power module U15, obtain power supply+15V, capacitor C 41 is connected with capacitor C 42, the negative pole of capacitor C 41 is connected with the pin 3 of power module U15, the positive pole of capacitor C 41 is connected with the pin 4 of power module U15, the positive pole of capacitor C 42 is connected with the pin 5 of power module U15, capacitor C 44 is in parallel with capacitor C 41, capacitor C 43 is in parallel with capacitor C 42, the pin 1 of power module U16 is connected to power supply+15V, the pin 2 of power module U16 is connected to power supply 0V,The positive pole of capacitor C 46 is connected with the pin 3 of power module U16, the negative pole of capacitor C 46 is connected to power supply 0V, capacitor C 45 is in parallel with capacitor C 46, give determining voltage signal QG through capacitor C 9, capacitor C 10, resistance R4, resistance R5, operational amplifier U15, resistance R6, the filter network that capacitor C 11 forms is to 5 pin of control chip U1, for control chip U1 work provides given signal, one end of resistance R4 is connected with capacitor C 9, capacitor C 9 other ends are connected to power supply 0V, the other end of resistance R4 is connected with the in-phase input end of operational amplifier U15, after resistance R5 is in parallel with capacitor C 10, one end is connected with the in-phase input end of operational amplifier U15, the other end is connected to power supply 0V, the inverting input of operational amplifier U15 is connected with output, be connected to control chip U1 pin 5 by resistance R6, the pin 5 of control chip U1 is connected with capacitor C 11 one end, capacitor C 11 other ends are connected to power supply 0V, resistance R7, resistance R8, capacitor C 28, capacitor C 29 makes the control chip U1 work can soft start, resistance R8 is in parallel with capacitor C 29, the positive pole of capacitor C 29 and control chip U1 pin 1, the negative pole of capacitor C 29 is connected to power supply 0V, resistance R7 connects with capacitor C 28, the negative pole of capacitor C 28 is connected to power supply 0V, the positive pole of capacitor C 29 and control chip U1 pin 2, the other end of resistance R7 is connected with control chip U1 pin 1, current sensor U11 samples gained signal through resistance R14 to high frequency transformer primary side current, resistance R15, resistance R16, resistance R17, the filter network that capacitor C 18 forms is to 4 pin of control chip U1, for control chip U1 work provides given signal, resistance R16 connects with resistance R17, the other end of resistance R17 is connected with the output of current sensor U11, the other end of resistance R16 is connected with control chip U1 pin 4, control chip U1 pin 4 is by be connected to-15V of resistance R14 power supply, control chip U1 pin 4 is connected to power supply 0V by resistance R15, harmonic compensation electricity routing resistance R11, resistance R12, capacitor C 15, capacitor C 16, operational amplifier U16 composition, the in-phase input end of operational amplifier U16 is connected with control chip U1 pin 8, the inverting input of operational amplifier U16 is connected with output, resistance R11, in parallel with resistance R12 and capacitor C 15 after capacitor C 16 series connection, capacitor C 15 one end are connected with control chip U1 pin 4, capacitor C 15 other ends are connected with operational amplifier U16 output, concussion timing circuit is by resistance R9, resistance R10, capacitor C 12, capacitor C 14 forms, resistance R9 is in parallel with resistance R10, one end is connected with control chip U1 pin 8, the other end is connected to power supply 0V, capacitor C 12 is in parallel with capacitor C 14, one end is connected with control chip U1 pin 9, the other end is connected to power supply 0V, current sensor U11 samples gained signal through resistance R17 to high frequency transformer primary side current, resistance R18, resistance R19, capacitor C 18,Capacitor C 19 is turn-offed for control chip U1 provides outside, resistance R17 and resistance R18 are connected in series to control chip U1 pin 16, resistance R19 is in parallel with capacitor C 19, one end is connected with control chip U1 pin 16, the other end is connected to power supply 0V, resistance R13 is the protective resistance of control chip U1 output stage biased voltage input, capacitor C 13, capacitor C 17, capacitor C 30, capacitor C 31 is filter capacitor, resistance R13 one end is connected with control chip U1 pin 15, the resistance R13 other end is connected with control chip U1 pin 13, capacitor C 13 is in parallel with capacitor C 30, and one end is connected with control chip U1 pin 15, and the other end is connected to power supply 0V, capacitor C 17 is in parallel with capacitor C 31, one end is connected with control chip U1 pin 13, and the other end is connected to power supply 0V, by diode D10, diode D11, resistance R20, resistance R21, resistance R22, resistance R23, triode Q1, triode Q2, triode Q3, triode Q4, resistance R24, capacitor C 20 forms full-bridge circuit, and two paths of signals is through isolating transformer T1, isolating transformer T2, capacitor C 21, capacitor C 22, capacitor C 23, capacitor C 24, resistance R25, resistance R26, resistance R27, resistance R28, resistance R29, resistance R30, resistance R31, resistance R70, diode D12, diode D13, diode D14, diode D15 becomes four road signals and drives inversion unit, the base stage of triode Q1 is connected with control chip U1 pin 14 by resistance R20, the base stage of triode Q3 is connected with control chip U1 pin 14 by resistance R21, the negative electrode of diode D10 is connected with control chip U1 pin 14, the anode of diode D10 is connected to power supply 0V, the base stage of triode Q2 is connected with control chip U1 pin 11 by resistance R22, the base stage of triode Q4 is connected with control chip U1 pin 11 by resistance R23, the negative electrode of diode D11 is connected with control chip U1 pin 14, the anode of diode D11 is connected to power supply 0V, after being connected with triode Q3 colelctor electrode, triode Q1 colelctor electrode is connected with the pin 1 of isolating transformer T1 and isolating transformer T2, after triode Q2 colelctor electrode is connected with triode Q4 colelctor electrode, be connected with the one end after resistance R24 and capacitor C 20 parallel connections, resistance R24 is connected with the pin 2 of isolating transformer T1 and isolating transformer T2 with the other end after capacitor C 20 parallel connections, triode Q3 emitter stage is connected to power supply 0V, triode Q4 emitter stage is connected to power supply 0V, triode Q1 emitter stage is connected with triode Q2 emitter stage, it is in parallel with resistance R25 after diode D15 connects with resistance R70, diode D15 negative electrode is connected with isolating transformer T1 pin 6, the other end of resistance R70 is connected with capacitor C 21 one end, capacitor C 21 other ends are connected with isolating transformer T1 pin 5, it is in parallel with resistance R26 after diode D12 connects with resistance R29, diode D12 negative electrode is connected with isolating transformer T1 pin 3The other end of resistance R29 is connected with capacitor C 22 one end, capacitor C 22 other ends are connected with isolating transformer T1 pin 4, it is in parallel with resistance R27 after diode D13 connects with resistance R30, diode D13 negative electrode is connected with isolating transformer T2 pin 6, the other end of resistance R30 is connected with capacitor C 23 one end, capacitor C 23 other ends are connected with isolating transformer T2 pin 5, it is in parallel with resistance R28 after diode D14 connects with resistance R31, diode D14 negative electrode is connected with isolating transformer T2 pin 3, the other end of resistance R31 is connected with capacitor C 24 one end, capacitor C 24 other ends are connected with isolating transformer T2 pin 4, respectively in capacitor C 21, capacitor C 22, capacitor C 23, capacitor C 24 two ends obtain four road signals and drive inversion unit, resistance R54, diode D2, optocoupler U6, resistance R61, R62 component frequency testing circuit (8), obtain corresponding frequency signal and send into control chip U8, one end of resistance R54 is connected with the U of three-phase alternating current, the other end of resistance R54 is connected with the anode of diode D2, the negative electrode of diode D2 is connected with the pin 1 of optocoupler U6, the pin 2 of optocoupler U6 is connected with the V of three-phase alternating current, the pin 3 of optocoupler U6 is connected with one end of R61, be connected to+5V of the other end of R61 power supply, the pin 3 of optocoupler U6 is connected with one end of R62, the other end of R62 is connected to the pin 9 of control chip U8, signal is processed control chip U8 in computing circuit (9) signal is processed to output through resistance R63, after capacitor C 4, obtain voltage signal, after the voltage follower that this signal consists of the C part U3C of operational amplifier U3, obtain given signal UQG, control chip U8 pin 5 is connected with operational amplifier U3 pin 10 by resistance R63, one end of capacitor C 4 is connected with operational amplifier U3 pin 10, the other end of capacitor C 4 is connected to power supply 0V, operational amplifier U3 pin 8 is connected with operational amplifier U3 pin 9, the current sensor that circuit uses is current mode current sensor, on resistance R52, obtain voltage through diode D1, resistance R32, capacitor C 25, inductance L 5, resistance R3, capacitor C 26, the filter network of C27 composition, obtain needed voltage, receive the end of oppisite phase of the A part U2A of operational amplifier U2, current sensor U12 samples the signal that obtains by diode D1 to load current, inductance L 5, resistance R3 is connected with operational amplifier U2 pin 2, diode D1 anode is connected with sensor output, one end of resistance R52 is connected with diode D1 anode, the other end of resistance R52 is connected to power supply 0V, after resistance R32 is in parallel with capacitor C 25, one end is connected with diode D1 negative electrode, the other end is connected to power supply 0V, capacitor C 26 one end are connected with resistance R3 junction with inductance L 5, capacitor C 26 other ends are connected to power supply 0V, capacitor C 27 one end are connected with operational amplifier U2 pin 2, capacitor C 27 other ends are connected to power supply 0V, resistance R40, resistance R41, resistance R42 carries out dividing potential drop to output voltage,Voltage sensor gathers the voltage on resistance R42, the voltage sensor that circuit uses is current mode voltage sensor, on resistance R44, obtain required voltage, this voltage and given signal UQG are through the B part by U3B operational amplifier U3, resistance R43, resistance R45, resistance R46, resistance R47, resistance R48, the voltage that the voltage signal obtaining after the P adjuster of resistance R49 composition obtains after the voltage follower of the A part U3A composition of operational amplifier U3 is by resistance R37, resistance R38, resistance R39, diode D9, diode D6, diode D5 discharges and recharges network capacitor C 8 is discharged and recharged, in capacitor C 8, obtain to determining voltage signal QG, the outside positive output end of dual-purpose machine is by resistance R40, resistance R41 and resistance R42 are connected in series to the outside negative output terminal of dual-purpose machine, voltage sensor U14 pin 1 is connected with resistance R42 junction with resistance R40, voltage sensor U14 pin 2 is connected with resistance R42 junction with resistance R41, voltage sensor U14 pin 3 is connected to power supply 0V with resistance R44 one end, voltage sensor U14 pin 4 is connected with the resistance R44 other end, voltage sensor U14 pin 4 is connected with operational amplifier U2 pin 6, voltage sensor U14 pin 4 is connected with operational amplifier U3 pin 6 by resistance R45, operational amplifier U3 pin 6 is connected with operational amplifier U3 pin 7 by resistance R43, operational amplifier U3 pin 6 is connected to power supply 0V by resistance R46, operational amplifier U3 pin 6 is by be connected to+5V of resistance R48 power supply, operational amplifier U3 pin 5 is connected to power supply 0V by resistance R49, operational amplifier U3 pin 5 is connected with operational amplifier U3 pin 8 by resistance R48, operational amplifier U3 pin 7 is connected with operational amplifier U3 pin 3, operational amplifier U3 pin 1 is connected with operational amplifier U3 pin 2, it is in parallel with resistance R38 after resistance R39 connects with diode D9, diode D9 negative electrode is connected with operational amplifier U3 pin 1, the other end of resistance R39 is connected with capacitor C 8 is anodal, capacitor C 8 negative poles are connected to power supply 0V, resistance R37 connects with diode D6, the other end of resistance R37 is connected with capacitor C 8 is anodal, diode D6 negative electrode is connected with operational amplifier U2 pin 1, diode D5 anode is connected with diode D6 anode, diode D5 negative electrode is connected with operational amplifier U2 pin 7, resistance R51, diode D8 forms current protection indicating circuit, the A part U2A of operational amplifier U2 and resistance R50 form hysteresis loop comparator, when anti-phase input terminal voltage is greater than in-phase input end voltage, on R34, obtain voltage time, output is electronegative potential, in the time that anti-phase input terminal voltage is less than in-phase input end voltage, output is high potential, change the protection value of output current by adjusting resistance R34 value, resistance R34 pin 1 be connected to+5V power supply, resistance R34 pin 3 is connected to power supply 0V, resistance R34 pin 2 is connected with operational amplifier U2 pin 3,Operational amplifier U2 pin 3 is connected with operational amplifier U2 pin 1 by resistance R50, resistance R51 is connected with diode D8, be connected to+5V of diode D8 anode power supply, the resistance R51 other end be connected with operational amplifier U2 pin 1, resistance R36, diode D7 forms overvoltage indicating circuit, the B part U2B of operational amplifier U2 and resistance R35 form hysteresis loop comparator, when anti-phase input terminal voltage is greater than in-phase input end voltage, on R33, obtain voltage time, output is electronegative potential, in the time that anti-phase input terminal voltage is less than in-phase input end voltage, output is high potential, change the protection value of output voltage by adjusting resistance R33 value, resistance R33 pin 1 be connected to+5V power supply, resistance R33 pin 3 is connected to power supply 0V, resistance R33 pin 2 is connected with operational amplifier U2 pin 5, operational amplifier U2 pin 5 is connected with operational amplifier U2 pin 7 by resistance R35, resistance R36 and diode D7, diode D7 negative electrode be connected with operational amplifier U2 pin 7, be connected to+5V of resistance R51 other end power supply, the current sensor U11 of sample circuit (10) samples to high frequency transformer primary side current, current sensor U12 samples to load current, voltage sensor U14 samples to load voltage, connector J3, resistance R56, optocoupler U5, resistance R59, resistance R60 forms temperature sampling circuit, obtain corresponding temperature signal and send into control chip U8, the pin 1 of optocoupler U5 by resistance R56 be connected to ' 12V power supply, the pin 2 of optocoupler U5 is connected with the pin 2 of binding post J3, the pin 1 of binding post J3 be connected to power supply ' 0V, the pin 4 of optocoupler U5 is by be connected to+5V of resistance R59 power supply, the pin 3 of optocoupler U5 is connected to power supply 0V, one end of resistance R60 is connected with the pin 4 of optocoupler U5, one end of resistance R60 is connected with the pin 10 of control chip U8, programming port J1, resistance R53, control chip U8, capacitor C 2, capacitor C 3, crystal oscillator Y1 composition central controller (11), capacitor C 2, capacitor C 3, crystal oscillator Y1 forms clock circuit, for control chip U8 provides work clock signal, one end of capacitor C 2 is connected with one end of crystal oscillator Y1, the other end of capacitor C 2 is connected to power supply 0V, one end of capacitor C 3 is connected with the other end of crystal oscillator Y1, the other end of capacitor C 3 is connected to power supply 0V, one end of crystal oscillator Y1 is connected with the pin 2 of control chip U8, the other end of crystal oscillator Y1 is connected with the pin 3 of control chip U8, the pin 1 of programming port J1 is connected with the pin 4 of control chip U8, be connected to+5V of pin 2 power supply of programming port J1, the pin 3 of programming port J1 is connected to power supply 0V, the pin 4 of programming port J1 is connected with the pin 13 of control chip U8, the pin 5 of programming port J1 is connected with the pin 12 of control chip U8, commutation circuit (12) is by relay K 1, diode D3, inductance L 6, inductance L 7, triode Q5, resistance R65, connector J4, connector J5, connector J6 switches given signal, by resistance R64,Optocoupler U7, resistance R66, diode D4, relay K 2, triode Q6, connector J7 switches main transformer, the pin 6 of control chip U8 is connected with one end of resistance R65, the other end of resistance R65 is connected with triode Q5 base stage, triode Q5 colelctor electrode is connected with the anode of diode D3, the negative electrode of diode D3 is by be connected to+15V of inductance L 6 power supply, the coil of relay K 1 is in parallel with diode D3, triode Q5 emitter stage is connected to power supply 0V by inductance L 7, the pin 1 of relay K 1 is connected with the pin 2 of binding post J4, the pin 4 of relay K 1 is connected with the pin 1 of binding post J4, the pin 2 of relay K 1 is connected with the pin 1 of binding post J5, the pin 5 of relay K 1 is connected with the pin 2 of binding post J5, the pin 3 of relay K 1 is connected with the pin 1 of binding post J6, the pin 6 of relay K 1 is connected with the pin 2 of binding post J6, the pin 7 of control chip U8 is connected with the pin 2 of optocoupler U7, the pin 1 of optocoupler U7 is by be connected to+5V of resistance R64 power supply, the pin 3 of optocoupler U7 is connected to ' 12V power supply, the pin 4 of optocoupler U7 is connected to triode Q6 base stage by resistance R66, triode Q6 colelctor electrode is connected with the anode of diode D3, the negative electrode of diode D3 is connected to ' 12V power supply, the coil of relay K 2 is in parallel with diode D4, triode Q6 emitter stage be connected to power supply ' 0V, the pin 4 of relay K 1 is connected to ' 12V power supply, the pin 6 of relay K 1 is connected with the pin 1 of binding post J7, the pin 2 of binding post J7 be connected to power supply ' 0V, connector J2, resistance R55, optocoupler U4, resistance R57, resistance R58 forms multi-functional conversion input circuit (13), obtain corresponding mode signal and send into control chip U8, the pin 1 of optocoupler U4 by resistance R55 be connected to ' 12V power supply, the pin 2 of optocoupler U4 is connected with the pin 2 of binding post J2, the pin 1 of binding post J2 be connected to power supply ' 0V, the pin 4 of optocoupler U4 is by be connected to+5V of resistance R57 power supply, the pin 3 of optocoupler U4 is connected to power supply 0V, one end of resistance R58 is connected with the pin 4 of optocoupler U4, one end of resistance R58 is connected with the pin 11 of control chip U8.
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| CN201410150009.0A CN103935255B (en) | 2013-04-17 | 2014-04-15 | Electric drive highway traction motor-car |
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| CN201310133581 | 2013-04-17 | ||
| CN201310133581.1 | 2013-04-17 | ||
| CN2013101335811 | 2013-04-17 | ||
| CN201410150009.0A CN103935255B (en) | 2013-04-17 | 2014-04-15 | Electric drive highway traction motor-car |
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| CN103935255B CN103935255B (en) | 2016-09-14 |
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| CN201410150009.0A Active CN103935255B (en) | 2013-04-17 | 2014-04-15 | Electric drive highway traction motor-car |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105984278A (en) * | 2015-12-31 | 2016-10-05 | 比亚迪股份有限公司 | Dumper |
| WO2017114417A1 (en) * | 2015-12-31 | 2017-07-06 | Byd Company Limited | Dump truck |
| CN110884468A (en) * | 2019-11-16 | 2020-03-17 | 利辛县凯盛汽车有限公司 | Semitrailer car hopper lifting supporting device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113246745B (en) * | 2021-05-19 | 2022-08-30 | 郑州新大方重工科技有限公司 | Auxiliary drive control method of new energy semitrailer and new energy semitrailer |
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- 2014-04-15 CN CN201420181163.XU patent/CN203876869U/en not_active Expired - Fee Related
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| CN2612586Y (en) * | 2003-04-30 | 2004-04-21 | 原泽 | Mixed power driven semitrailer |
| US20110253463A1 (en) * | 2010-04-14 | 2011-10-20 | Mark Eric Smith | Modular hybrid electric vehicle system |
| CN101966809A (en) * | 2010-09-10 | 2011-02-09 | 王乐义 | Large-scale dual power-driven flexible assembly tractor |
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| CN110884468A (en) * | 2019-11-16 | 2020-03-17 | 利辛县凯盛汽车有限公司 | Semitrailer car hopper lifting supporting device |
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| CN103935255B (en) | 2016-09-14 |
| CN203876869U (en) | 2014-10-15 |
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Address after: 250014 Shandong Province, Ji'nan City Lixia District No. 37 South Street food market Patentee after: Shandong Tanaka Machinery Equipment Co.,Ltd. Address before: 250033, No. 31-1, North District, jade county, 13 West Industrial Road, Tianqiao District, Shandong, Ji'nan Patentee before: JINAN TIANZHONG INDUSTRY AND TRADE CO.,LTD. |
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Effective date of registration: 20240506 Address after: Building 1-101, No. 31, North District, Feicui County, CNHTC, No. 13 Xigonghe Road, Tianqiao District, Jinan City, Shandong Province, 250031 Patentee after: Jinan Asia Trent Machinery Technology Co.,Ltd. Country or region after: China Address before: No. 37 Caishi South Street, Lixia District, Jinan City, Shandong Province, 250014 Patentee before: Shandong Tanaka Machinery Equipment Co.,Ltd. Country or region before: China |