CN105628398A - Multipurpose electric car overall test bench - Google Patents
Multipurpose electric car overall test bench Download PDFInfo
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- CN105628398A CN105628398A CN201610085856.2A CN201610085856A CN105628398A CN 105628398 A CN105628398 A CN 105628398A CN 201610085856 A CN201610085856 A CN 201610085856A CN 105628398 A CN105628398 A CN 105628398A
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- motor
- reduction gearing
- rotary drum
- fixing seat
- controller
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Control Of Multiple Motors (AREA)
Abstract
The invention relates to a multipurpose electric car overall test bench, and the test bench consists of three parts: a double-motor drive bridge, a support device, and a processing control system. The double-motor drive bridge of the test bench can achieve distribution drive, controls motors to achieve the output of the rotating speeds of rotating drums through a controller, does not need a differential, and simplifies the bridge structure. Two motors and axles can be designed in a horizontal manner or in a triangular distribution manner, wherein the spatial arrangement mod is relatively flexible. The test bench controls the two motors to respectively drive the left and right rotating drums to rotate through the controller. The test bench can achieve the testing of the dynamic property and economical efficiency of the electric car, has an electronic differential function, and achieves the recovery of braking energy. The test bench can carry out a TTR (Through The Road) coupling drive test, the testing of TTR hybrid power cooperative drive performances, the testing of TTR different speed cooperation pure electric drive performances, and the checking of durability.
Description
Technical field
The present invention relates to electric automobile testing stand technical field, more particularly to a kind of Multipurpose electric test stand for finished automobiles.
Background technology
Along with the development of new-energy automobile, the social need of the novel electric vehicles such as pure electric coach, pure electronic load-carrying vehicle and pure electric/hybrid logistic car is increasing. For the electric automobile designed and developed, power-driven system requires speed-regulating range width, detent torque is big, stand-by power is high, power density is big, good reliability etc. Meanwhile, in order to make vehicle performance reach best coupling, also require that electric motor car must is fulfilled for power performance (max. speed, acceleration time and the max. climb slope) requirement of car load. Visible, motor and controller as Full Vehicle System kinetics source are the key factors determining electrical vehicular power and economic performance. It is typically employed on car test bench, the power assembly of pure electric/hybrid automobile is carried out bench test, to save development cost, reduce design risk, shorten the automotive development cycle.
At present, existing electric motor car testing stand, name is called " pure electric automobile power assembly testing stand ", the Chinese patent that application number is " 201320699217.7 " discloses a kind of pure electric power assembly test-bed, for simulating the pure electric automobile power assembly every test under road condition, complete the detection project of pure electric vehicle power assembly. But can only test for pure electric vehicle type, it is impossible to carry out the test of the three pure electric/hybrid automobiles of axle. The present invention is " 201420861337.7 " at application number, and name is called on the earlier application basis of " a kind of new-energy automobile Dual-motors Driving bridge ", it is achieved the function of Multipurpose electric test stand for finished automobiles.
Summary of the invention
The present invention is that application rotary drum replaces the tire in above-mentioned patent, it is provided that a kind of Multipurpose electric test stand for finished automobiles, and it is to control two motor by controller to drive two, left and right rotary drum to rotate respectively; Dynamic property and economy, electronic differential function, the Brake energy recovery of test electric automobile can be realized; Can carrying out TTR (ThroughTheRoad) coupling and drive test, TTR hybrid power coordinated drive performance test, TTR friction speed works in coordination with pure motorized motions performance test, durability examination etc.
The object of the present invention is achieved like this:
A kind of Multipurpose electric test stand for finished automobiles, it is characterised in that: this testing stand includes Dual-motors Driving bridge, holder device and processing controls system; Described holder device includes the first front wheel fixing seat, second front wheel fixing seat, 3rd front wheel fixing seat, 4th front wheel fixing seat and floor stand, described first front wheel fixing seat and the second front wheel fixing seat, the 3rd front wheel fixing seat and two groups of fixed mechanisms of the 4th front wheel fixing seat are correspondingly arranged at one end of floor stand respectively, for the front-wheel of clamping electric motor car. The other end symmetry of described floor stand has two rectangular through holes, for arranging the first rotary drum and second rotary drum of Dual-motors Driving bridge; Floor stand is connected with the first support on Dual-motors Driving bridge and the second support and is used for fixing Dual-motors Driving bridge; Described Dual-motors Driving bridge includes the first motor, the first motor terminal reduction gearing, the first half axle head reduction gearing, the first semiaxis, the first rotary drums, first controller, the first support, second motor, the second motor terminal reduction gearing, the second half axle head reduction gearing, the second semiaxis, the second rotary drums, second controller, the second support; Wherein, the output shaft of described first motor and the first motor terminal reduction gearing connect, first motor terminal reduction gearing engages with the first half axle head reduction gearing, the first half axle head reduction gearing and the first semiaxis are connected, first semiaxis connects the first rotary drum, and the first controller controls the first motor and realizes moment and the rotating speed output of the first rotary drum; Described second motor output shaft and the second motor terminal reduction gearing connect, second motor terminal reduction gearing engages with the second half axle head reduction gearing, the second half axle head reduction gearing and the second semiaxis are connected, second semiaxis connects the second rotary drum, and second controller controls the second motor and realizes moment and the rotating speed output of the second rotary drum.
Described first support and the second support are separately positioned on the two ends, drive axle left and right inside rotary drum.
Described processing controls system controls the first motor by the first controller and realizes moment and the rotating speed output of the first rotary drum; Control the second motor by second controller and realize moment and the rotating speed output of the second rotary drum, and result of the test is processed.
The present invention has the advantages that:
1, the double motor drive axle of Multipurpose electric test stand for finished automobiles provided by the invention can realize acoustic filed, controls motor by controller and realizes the rotating speed output of rotary drum, it is not necessary to differential mechanism, simplifies bridge construction. Two motor can design and axletree horizontal arranging mode or triangle arrangement, and space arrangement is more flexible.
2, Multipurpose electric test stand for finished automobiles provided by the invention, replaces the tire of former drive axle, can inhale merit, it is possible to counter drag with rotary drum, it is possible to test Brake energy recovery, economic and practical.
3, the Multipurpose electric test stand for finished automobiles of the present invention, can carry out TTR coupling and drive test, and TTR hybrid power coordinated drive performance test, TTR friction speed works in coordination with the test of the three axle electric motor cars such as pure motorized motions performance test.
Accompanying drawing explanation
Fig. 1 is Multipurpose electric test stand for finished automobiles overall structure schematic diagram of the present invention;
Fig. 2 is the Dual-motors Driving bridge construction schematic diagram of Multipurpose electric test stand for finished automobiles of the present invention;
Fig. 3 is the Dual-motors Driving bridge drive connection schematic diagram of Multipurpose electric test stand for finished automobiles of the present invention;
Fig. 4 is the schematic diagram that Multipurpose electric test stand for finished automobiles of the present invention tests three axle electric motor cars;
Fig. 5 is the schematic diagram of Multipurpose electric test stand for finished automobiles of the present invention test dual-shaft electric car.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described, and embodiments of the present invention include but not limited to following Examples.
Embodiment:
As shown in Figure 1, Figure 2 and Figure 3, a kind of Multipurpose electric test stand for finished automobiles, this testing stand includes Dual-motors Driving bridge 1, holder device 2 and processing controls system 3.
Described holder device 2 includes the first front wheel fixing seat 2-1, second front wheel fixing seat 2-2,3rd front wheel fixing seat 2-3,4th front wheel fixing seat 2-4 and floor stand 2-5, described first front wheel fixing seat 2-1 and the second front wheel fixing seat 2-2, the 3rd two groups of fixed mechanisms of front wheel fixing seat 2-3 and the four front wheel fixing seat 2-4 are correspondingly arranged at one end of floor stand 2-5 respectively, for the front-wheel of clamping electric motor car. The other end symmetry of described floor stand 2-5 has two rectangular through holes 2-6 and 2-7, for arranging the first rotary drum 1-5 and the second rotary drum 1-12 of Dual-motors Driving bridge 1; Floor stand 2-5 is connected with the first support 1-7 on Dual-motors Driving bridge 1 and the second support 1-14 and is used for fixing Dual-motors Driving bridge 1.
Described Dual-motors Driving bridge 1 includes the first motor 1-1, the first motor terminal reduction gearing 1-2, the first half axle head reduction gearing 1-3, the first semiaxis 1-4, the first rotary drum 1-5, first controller 1-6, the first support 1-7, second motor 1-8, the second motor terminal reduction gearing 1-9, the second half axle head reduction gearing 1-10, the second semiaxis 1-11, the second rotary drum 1-12, second controller 1-13, the second support 1-14; Wherein, the output shaft of described first motor 1-1 and the first motor terminal reduction gearing 1-2 connect, first motor terminal reduction gearing 1-2 and the first half axle head reduction gearing 1-3 engagement, the first half axle head reduction gearing 1-3 and the first semiaxis 1-4 are connected, first semiaxis 1-4 connects the first rotary drum 1-5, and the first controller 1-6 controls the first motor 1-1 and realizes moment and the rotating speed output of the first rotary drum 1-5; Described second motor 1-8 output shaft and the second motor terminal reduction gearing 1-9 connect, second motor terminal reduction gearing 1-9 and the second half axle head reduction gearing 1-10 engagement, the second half axle head reduction gearing 1-10 and the second semiaxis 1-11 are connected, second semiaxis 1-11 connects the second rotary drum 1-12, second controller 1-13 and controls the second motor 1-8 and realize the moment of the second rotary drum 1-12 and rotating speed output.
Described first support 1-7 and the second support 1-14 is separately positioned on the two ends, drive axle left and right inside rotary drum.
According to test requirements document, described processing controls system 3 controls the first motor 1-1 by the first controller 1-6 and realizes the moment of the first rotary drum 1-5 and rotating speed output, controls the second motor 1-8 also by second controller 1-13 and realize moment and the rotating speed output of the second rotary drum 1-12, and result of the test is processed.
Claims (3)
1. a Multipurpose electric test stand for finished automobiles, it is characterised in that: this testing stand includes Dual-motors Driving bridge (1), holder device (2) and processing controls system (3), described holder device (2) includes the first front wheel fixing seat (2-1), second front wheel fixing seat (2-2), 3rd front wheel fixing seat (2-3), 4th front wheel fixing seat (2-4) and floor stand (2-5), described first front wheel fixing seat (2-1) and the second front wheel fixing seat (2-2), 3rd front wheel fixing seat (2-3) and the 4th two groups of fixed mechanisms of front wheel fixing seat (2-4) are correspondingly arranged at the one end front-wheel for clamping electric motor car of floor stand (2-5) respectively, the other end symmetry of described floor stand (2-5) has two rectangular through holes (2-6, 2-7) it is used for arranging first rotary drum (1-5) of Dual-motors Driving bridge (1) and the second rotary drum (1-12), floor stand (2-5) is connected with the first support (1-7) on Dual-motors Driving bridge (1) and the second support (1-14) and is used for fixing Dual-motors Driving bridge (1), described Dual-motors Driving bridge (1) includes the first motor (1-1), the first motor terminal reduction gearing (1-2), the first half axle head reduction gearing (1-3), the first semiaxis (1-4), the first rotary drums (1-5), first controller (1-6), the first support (1-7), second motor (1-8), the second motor terminal reduction gearing (1-9), the second half axle head reduction gearing (1-10), the second semiaxis (1-11), the second rotary drums (1-12), second controller (1-13) and the second support (1-14), wherein, the output shaft of described first motor (1-1) and the first motor terminal reduction gearing (1-2) connect, first motor terminal reduction gearing (1-2) engages with the first half axle head reduction gearing (1-3), the first half axle head reduction gearing (1-3) and the first semiaxis (1-4) are connected, first semiaxis (1-4) connects the first rotary drum (1-5), and the first controller (1-6) controls the first motor (1-1) and realizes moment and the rotating speed output of the first rotary drum (1-5), described second motor (1-8) output shaft and the second motor terminal reduction gearing (1-9) connect, second motor terminal reduction gearing (1-9) engages with the second half axle head reduction gearing (1-10), the second half axle head reduction gearing (1-10) and the second semiaxis (1-11) are connected, second semiaxis (1-11) connects the second rotary drum (1-12), and second controller (1-13) controls the second motor (1-8) and realizes moment and the rotating speed output of the second rotary drum (1-12).
2. a kind of Multipurpose electric test stand for finished automobiles according to claim 1, it is characterised in that: described first support (1-7) and the second support (1-14) are separately positioned on the two ends, drive axle left and right inside rotary drum.
3. a kind of Multipurpose electric test stand for finished automobiles according to claim 1, it is characterized in that: described processing controls system 3 is controlled the first motor (1-1) by the first controller (1-6) and realizes the moment of the first rotary drum (1-5) and rotating speed output, controlled the second motor (1-8) by second controller (1-13) and realize moment and the rotating speed output of the second rotary drum (1-12), and result of the test is processed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201610085856.2A CN105628398A (en) | 2016-02-15 | 2016-02-15 | Multipurpose electric car overall test bench |
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| CN201610085856.2A CN105628398A (en) | 2016-02-15 | 2016-02-15 | Multipurpose electric car overall test bench |
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| CN105628398A true CN105628398A (en) | 2016-06-01 |
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| CN201610085856.2A Pending CN105628398A (en) | 2016-02-15 | 2016-02-15 | Multipurpose electric car overall test bench |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108674162A (en) * | 2018-05-31 | 2018-10-19 | 汽解放汽车有限公司 | A kind of axle assembly of Dual-motors Driving |
| CN109443802A (en) * | 2018-12-24 | 2019-03-08 | 江西江铃底盘股份有限公司 | A kind of testing equipment of the anti-stagnant ability of used in new energy vehicles drive axle |
| CN110068465A (en) * | 2019-04-30 | 2019-07-30 | 南京理工自动化研究院有限公司 | A kind of new-energy automobile braking energy source recovery test equipment |
| CN110487563A (en) * | 2019-08-22 | 2019-11-22 | 广州小鹏汽车科技有限公司 | Reliability checking method, device and the test-bed of vehicle |
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| CN102889998A (en) * | 2012-09-24 | 2013-01-23 | 中国人民解放军总后勤部军事交通运输研究所 | Single-axis counter-force type single-roller detection test platform of trailer inertial braking system |
| CN203519346U (en) * | 2013-11-06 | 2014-04-02 | 张金磊 | Blade electric vehicle power assembly test bench |
| CN204488474U (en) * | 2014-12-31 | 2015-07-22 | 长春孔辉汽车科技股份有限公司 | A kind of new-energy automobile double motor drive axle |
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2016
- 2016-02-15 CN CN201610085856.2A patent/CN105628398A/en active Pending
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108674162A (en) * | 2018-05-31 | 2018-10-19 | 汽解放汽车有限公司 | A kind of axle assembly of Dual-motors Driving |
| CN109443802A (en) * | 2018-12-24 | 2019-03-08 | 江西江铃底盘股份有限公司 | A kind of testing equipment of the anti-stagnant ability of used in new energy vehicles drive axle |
| CN110068465A (en) * | 2019-04-30 | 2019-07-30 | 南京理工自动化研究院有限公司 | A kind of new-energy automobile braking energy source recovery test equipment |
| CN110068465B (en) * | 2019-04-30 | 2020-05-19 | 南京理工自动化研究院有限公司 | New energy automobile braking energy recovery test equipment |
| CN110487563A (en) * | 2019-08-22 | 2019-11-22 | 广州小鹏汽车科技有限公司 | Reliability checking method, device and the test-bed of vehicle |
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Application publication date: 20160601 |
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| RJ01 | Rejection of invention patent application after publication |