CN103496313A - Large-tonnage electric van drive axle system - Google Patents
Large-tonnage electric van drive axle system Download PDFInfo
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- CN103496313A CN103496313A CN201210556278.8A CN201210556278A CN103496313A CN 103496313 A CN103496313 A CN 103496313A CN 201210556278 A CN201210556278 A CN 201210556278A CN 103496313 A CN103496313 A CN 103496313A
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- drive
- drive axle
- drive motor
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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
- Y02T10/64—Electric machine technologies in electromobility
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Abstract
The invention relates to a large-tonnage electric van drive axle system. The design requirements of a large-tonnage electric van are met. The large-tonnage electric van drive axle system is provided with more than two drive axle assemblies which are fixed on the bottom of a van frame side by side. Each drive axle assembly is provided with a drive motor which is connected into a controller assembly at the same time. The controller assembly can adjust synchronous equal-rotating-speed starting the moment the multiple drive motors are started. The controller assembly is connected with a gear converter and a synchronous accelerator at the same time. According to the large-tonnage electric van drive axle system, double-axle driving is used, the operation program of each drive motor control system (commonly known as a controller) is subjected to programming and adjusting, a programming unit is used for inputting programming unified instructions to the multiple controllers, then an operation test is carried out, and through repeated test adjustment, the multiple controllers complete synchronous operation instruction sending at the exact same time at last.
Description
Technical field
The invention belongs to transport facility manufacturing technology field, particularly a kind of electrocar.
Background technology
Transport trolley transports the main traffic instrument of product parts as enterprises, in the large and medium-sized enterprise workshop, use very extensive.Employing fuel vehicle in the past is more, and along with the shop work enhancement of environment, the working spaces such as most workshop are closing form, so electricity drives transport trolley generally to be promoted at present.But electricity drives the general power of car little, for heavier and large-size workpiece handling, just can't realize.For connecing head it off, just needing to improve electricity drives the power of car and increases box sizes, just occurred that doube bridge (even three bridges) electricity drives car, can't realize that a propulsion source drives many bridges car but thing followed problem is current power of high pulling torque motor.
Retrieve a kind of Double-motor double-energy compound driving system (CN201110153846.5) for head it off, a kind of Double-motor double-energy compound driving system is provided, and it comprises power battery pack, super capacitor group, DC/DC changer, main drive motor, main drive motor controller, auxiliary drive motor, auxiliary drive motor controller, auxiliary transmission shaft, main driving axle and dual input couple drive bridge.The super capacitor group is responsible for auxiliary drive motor is powered, and auxiliary drive motor, in vehicle launch, acceleration, upward slope process, providing assistive drive moment, provides motor braking moment in feedback braking.The electric energy of helper motor feedback braking is absorbed by super capacitor fully.Power battery pack is responsible for main drive motor and all the other vehicle electric auxiliaries are powered.The electric weight of storing when the super capacitor group is during lower than certain limit value, by power battery pack through the permanent power charging of compensating property of DC/DC changer.The output torque of main drive motor and auxiliary drive motor meets uphill starting and the acceleration capability of vehicle through the Double input driving axle coupling.The design that adopts oily electric combination drive is also arranged, comprise axle housing, drive bevel gear such as oil electricity mixes two drive axles (CN201020547871.2), by dynamic bevel gear and diff, connected an electronic finishing bevel gear cuter on dynamic bevel gear, electronic finishing bevel gear cuter is connected to a motor by a minor axis; Motor is the dual motor of dynamoelectric and power generation, can be arranged on the axle housing rear, directly drives; Or, on the motor crossbeam, the transmission shaft installed additional with universal-joint drives.The present invention's oil electricity mixes two drive axles, adopts the vehicle bridge rear end of technology maturation at home, installs the definite-purpose motor of oil-electric vehicle additional, realizes that the oil electricity mixes double dynamical driving; Directly drive the main reduction gear driven wheel of differential of vehicle bridge, can make the main reduction gear driven wheel of differential stressed more reasonable; Simplified the type of drive of current oil-electric vehicle, in use, once et out of order, its trouble location easily judges, and dismounting, debugging and maintenance are more for convenience; Commonality is good, can be used in other all types of oil and electricity hybrid vehicles.
These doube bridges drive car all to adopt the hybrid power mode, obviously can't overcome the transport trolley pollution problem.
Large-tonnage transport cart with storage battery drive system is that a kind of energy meets carrying more than 10 tons, and the special drive system of special requirement (as: car body overlength, super wide, overweight) is arranged for vehicle, and it is little that it has a volume, drives driving stability, the characteristics that load-carrying ability is strong.Be mainly used in the logistics of the super large object of large enterprise inside.Can, for the car body that difference is special-shaped, load-carrying is large, mate relatively suitable drive system.The mode that the over-borrowing of current domestic storage battery car drive system combines with DC machine with automobile drive axle is produced drive axle, and this pontic amasss greatly, cost is high, weight is large, the number ratio is large, can't meet 10 tons and above large-tonnage storage battery car use.For solving the large-tonnage electricity, drive transport trolley list bridge to drive the problem of under power, preferably adopt doube bridge to drive, also will synchronously drive, but doube bridge is synchronously insoluble technical matters of the same trade.
Summary of the invention
The present invention seeks to design a kind of large-tonnage electrocar drive axle system, to realize the design needs of large-tonnage electrocar.
Large-tonnage electrocar drive axle system, there is the drive axle assembly, its drive axle assembly is more than two and is fixed on side by side bottom of frame, a drive motor is housed on each drive axle assembly, simultaneously each drive motor access can be adjusted a plurality of drive motor and start on the control assembly that moment synchronously starts with rotating speed, is connected to gear conv and synchrontron on control assembly simultaneously.
Have a plurality of drive motor controller in control assembly, each drive motor controller is connected with drive motor separately, and a plurality of drive motor controller are connected with Programmer, and Programmer gives respectively several drive motor controller input programming unified instruction.
Driving bridge tube in the drive axle assembly adopts 45 steel or 40 chrome steels to make, and quenching hardness is between 35 °-45 °, and the drive axle tube thickness is between 150mm-400mm simultaneously, and the drive axle length of tube is between 1240mm-2200mm.
The present invention adopts doube bridge to drive, to the adjustment of programming of the operation procedure of every drive motor control system (being commonly called as controller), utilize Programmer respectively to the unified instruction of several controller input programming, and then carry out running experiment, through the repetition test adjustment, finally reach several controllers and complete sending not difference second of synchronized operation instruction.
The specific embodiment
Large-tonnage electrocar drive axle system, there is the drive axle assembly, it is characterized in that the drive axle assembly is more than two and is fixed on side by side bottom of frame, a drive motor is housed on each drive axle assembly, simultaneously each drive motor access can be adjusted a plurality of drive motor and start on the control assembly that moment synchronously starts with rotating speed, is connected to gear conv and synchrontron on control assembly simultaneously.Have a plurality of drive motor controller in control assembly, each drive motor controller is connected with drive motor separately, and a plurality of drive motor controller are connected with Programmer, and Programmer gives respectively several drive motor controller input programming unified instruction.
The present invention is also noted that in force:
One, doube bridge is synchronous
Make two or more drive motor accomplish not synchronously starting with rotating speed of difference second starting moment, need to be to the adjustment of programming of the operation procedure of every drive motor control system (being commonly called as controller), make them will accomplish each other just in time the time to carry out instruction, just must carry out according to a system directive, utilize Programmer respectively to the unified instruction of several controller input programming, and then carry out running experiment, through the repetition test adjustment, finally reach several controllers and complete sending not difference second of synchronized operation instruction.
Two, gear material quenching processing technology
On 1.5 tons of electric drive axle technology of Japanese TCM Corp., my company is in the situation that keep 1.5 tons of drive axle volumes constant, and bold tonnage that drive axle is carried is increased to 10-20 doubly, has carried out the disruptive technology reform.By selecting high strength steel (45 steel or 40 chromium) quenching hardness to reach the techniques such as 35 °-45 ° and non-traditional machining, meet high pulling torque gross ton position carrying dynamics.
Three, drive the bridge tube thickening to lengthen technique.
Driving bridge tube in the drive axle assembly adopts 45 steel or 40 chrome steels to make, and quenching hardness is between 35 °-45 °, and the drive axle tube thickness is between 150mm-400mm simultaneously, and the drive axle length of tube is between 1240mm-2200mm.
Adopt former Japanese TCM1.5 ton drive axle differential case and bridge tube can not meet the large-tonnage load-carrying capacity far away, for this reason, my company is not in the situation that change differential gear box and bridge tube internal diameter (definite saying do not change its volume), according to the vehicle load designing requirement, the outer wall of differential gear box and bridge tube has been carried out to corresponding thickening and lengthened special processing, met the load-carrying demand.Specifically according to load-carrying, determine thickness and size, as following table:
Four, spindle balance technical characterstic
Under the synchronized operation of many bridges, because large-tonnage carrying vehicle bridge wheelspan is super wide, semiaxis nature overlength, steady for reaching vehicle operating, we require axle production producer to carry out subtly static and dynamic equilibrium work to the every semiaxis of producing comprehensively, could solve and eliminate like this large-tonnage car and move jiggly hidden danger.
Large-tonnage electrocar drive axle system is born by Baoji riel agate battery-driven car Manufacturing Co., Ltd, project has mainly solved supporting the use of different special-shaped large-tonnage transport cart with storage batteries fully by large-tonnage storage battery car drive system, stable mechanical differential system, the bridge tube that energy is long, energy is short, usability is greatly improved.
Drive system is one of critical component of storage battery car, and there is different difference in various storage battery cars on the structure of drive system.
Solved supporting the use of different special-shaped large-tonnage transport cart with storage batteries fully by large-tonnage storage battery car drive system, stable mechanical differential system, the bridge tube of can grow, energy is short, usability is greatly improved.
Claims (3)
1. large-tonnage electrocar drive axle system, there is the drive axle assembly, it is characterized in that the drive axle assembly is more than two and is fixed on side by side bottom of frame, a drive motor is housed on each drive axle assembly, simultaneously each drive motor access can be adjusted a plurality of drive motor and start on the control assembly that moment synchronously starts with rotating speed, is connected to gear conv and synchrontron on control assembly simultaneously.
2. large-tonnage electrocar drive axle system according to claim 1, it is characterized in that in control assembly thering are a plurality of drive motor controller, each drive motor controller is connected with drive motor separately, a plurality of drive motor controller are connected with Programmer, and Programmer gives respectively several drive motor controller input programming unified instruction.
3. large-tonnage electrocar drive axle system according to claim 1 and 2, it is characterized in that the driving bridge tube in the drive axle assembly adopts 45 steel or 40 chrome steels to make, and quenching hardness is between 35 °-45 °, the drive axle tube thickness is between 150mm-400mm simultaneously, and the drive axle length of tube is between 1240mm-2200mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210556278.8A CN103496313A (en) | 2012-12-19 | 2012-12-19 | Large-tonnage electric van drive axle system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210556278.8A CN103496313A (en) | 2012-12-19 | 2012-12-19 | Large-tonnage electric van drive axle system |
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| Publication Number | Publication Date |
|---|---|
| CN103496313A true CN103496313A (en) | 2014-01-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210556278.8A Pending CN103496313A (en) | 2012-12-19 | 2012-12-19 | Large-tonnage electric van drive axle system |
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| CN (1) | CN103496313A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10249713A1 (en) * | 2002-10-25 | 2004-05-13 | Bräutigam Antriebs- und Transportsysteme GmbH & Co. KG | Computer-aided synchronizing/controlling device for optimizing force transmission and power build-up applies to motors and technical devices with two or more drive mechanisms |
| CN2691163Y (en) * | 2004-04-01 | 2005-04-06 | 江苏兴达钢帘线股份有限公司 | Multi-motor synchronous given signal generator |
| CN201761957U (en) * | 2010-06-21 | 2011-03-16 | 温州宏达激光图像有限公司 | Four-axis synchronous controller |
| CN102030283A (en) * | 2010-11-07 | 2011-04-27 | 煤炭科学研究总院太原研究院 | Storage battery shield hauler |
| CN102039817A (en) * | 2009-10-13 | 2011-05-04 | 李宝平 | Power transmission system of electric transportation vehicle and electric transportation vehicle |
| CN201863632U (en) * | 2010-11-19 | 2011-06-15 | 安徽合力股份有限公司 | Chassis system of electric platform transfer car |
| CN102328583A (en) * | 2011-09-18 | 2012-01-25 | 刘泽法 | Four-motor balance and exchange drive mechanism of electric vehicle |
| CN102529743A (en) * | 2012-01-06 | 2012-07-04 | 刘辉 | Multi-motor driven and continuously-charging battery electric vehicle |
| CN203093710U (en) * | 2012-12-19 | 2013-07-31 | 宝鸡市瑞尔玛电动车制造有限公司 | Drive axle system of large-tonnage electric truck |
-
2012
- 2012-12-19 CN CN201210556278.8A patent/CN103496313A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10249713A1 (en) * | 2002-10-25 | 2004-05-13 | Bräutigam Antriebs- und Transportsysteme GmbH & Co. KG | Computer-aided synchronizing/controlling device for optimizing force transmission and power build-up applies to motors and technical devices with two or more drive mechanisms |
| CN2691163Y (en) * | 2004-04-01 | 2005-04-06 | 江苏兴达钢帘线股份有限公司 | Multi-motor synchronous given signal generator |
| CN102039817A (en) * | 2009-10-13 | 2011-05-04 | 李宝平 | Power transmission system of electric transportation vehicle and electric transportation vehicle |
| CN201761957U (en) * | 2010-06-21 | 2011-03-16 | 温州宏达激光图像有限公司 | Four-axis synchronous controller |
| CN102030283A (en) * | 2010-11-07 | 2011-04-27 | 煤炭科学研究总院太原研究院 | Storage battery shield hauler |
| CN201863632U (en) * | 2010-11-19 | 2011-06-15 | 安徽合力股份有限公司 | Chassis system of electric platform transfer car |
| CN102328583A (en) * | 2011-09-18 | 2012-01-25 | 刘泽法 | Four-motor balance and exchange drive mechanism of electric vehicle |
| CN102529743A (en) * | 2012-01-06 | 2012-07-04 | 刘辉 | Multi-motor driven and continuously-charging battery electric vehicle |
| CN203093710U (en) * | 2012-12-19 | 2013-07-31 | 宝鸡市瑞尔玛电动车制造有限公司 | Drive axle system of large-tonnage electric truck |
Non-Patent Citations (2)
| Title |
|---|
| 吴风岐: ""核电站核燃料运输起重机桥架驱动电机的同步控制"", 《电机与控制应用》 * |
| 王宪等: ""一种多电动机同步控制方法及其应用"", 《现代制造工程》 * |
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Application publication date: 20140108 |