CN206411237U - A kind of electric motor of automobile and transmission sensors detection device - Google Patents
A kind of electric motor of automobile and transmission sensors detection device Download PDFInfo
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- CN206411237U CN206411237U CN201621222027.6U CN201621222027U CN206411237U CN 206411237 U CN206411237 U CN 206411237U CN 201621222027 U CN201621222027 U CN 201621222027U CN 206411237 U CN206411237 U CN 206411237U
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Abstract
The utility model is related to a kind of electric motor of automobile and transmission sensors detection device, it is characterized in that：Including collector（10）, signal conditioner（20）, data converter（30）, controller（40）And driver（50）, the collector（10）It is connected with electric motor of automobile and transmission sensors, the signal conditioner（20）With collector（10）Connection, the data converter（30）With signal conditioner（20）Connection, the controller（40）With data converter（30）Connection, the driver（50）Respectively with controller（40）Connected with electric motor of automobile and transmission sensors.The utility model is small and light comprising volume, it is easy to carry, electric motor of automobile can be determined and/or the beneficial effect such as whether transmission sensors normal easily on laboratory and automobile and field is detected to the electric motor of automobile and/or transmission sensors after entrucking.
Description
Technical field
The utility model is related to car electrics detection device, and in particular to a kind of electric motor of automobile and transmission sensors detection
Equipment.
Background technology
Electric motor of automobile is the important component in automobile, and whether technical parameter is qualified, directly affects and uses function and effect.Vapour
Motor on car is more, including starts motor, generator, clutch motor, gear shifting motor etc..These motors pass through in manufactory
Test, it is qualified after be just supplied to auto vendor or sell to market.Auto vendor will carry out on-line testing in assembling, and determine
It is whether qualified.
Transmission sensors are also the important component in automobile, and whether technical parameter qualified, directly affect using function with
Effect.Transmission sensors sensor has tens kinds, including pressure, temperature, displacement, speed and angular transducer etc..Speed change
Device sensor manufacturing firm and auto vendor will carry out detection determine whether it is qualified.
At present, the electric motor of automobile and transmission sensors detection device that manufacturing enterprise is used include driving power supply, loading
System, test system and installing mechanism etc., about 0.4 cubic metre of its driving power supply volume, weigh more than 60 kilograms, its test system and
Loading system includes load motor, driver, computer etc., and about 1 cubic metre of the volume of the switch board of its controlled loading system weighs 90
More than kilogram, about 1 cubic metre of its installing mechanism volume weighs more than 100 kilograms, and volume is big and heavy, not readily portable and in car
Upper and field is used.Meanwhile, at present, the electric motor of automobile and transmission sensors detection device that manufacturing enterprise is used be according to
The design of conventional detection standard, it is mainly used in test job amount very big retest, the test of high reliability and point experiment inspection
Survey and conventional detection；Factory testing to electric motor of automobile and transmission sensors is that routinely standard is examined to every finished product
Survey, can more intuitively reflect some performances of detected electric motor of automobile and transmission sensors.It can however not detection is true
Automobile is determined under different service conditions, is included in severe application environment, power supply shakiness and electromagnetic interference, overload, long-time
Under the service conditions such as motion, particularly analyzed to electric motor of automobile and sensor entrucking using rear gone wrong process
When, the part true cause of generation problem can only be analyzed, it is impossible to electric motor of automobile and/or transmission sensors in different bars
Running status under part carry out frequency domain, time domain, when the analysis such as rate, it is impossible to the electric motor of automobile that all reappear after entrucking uses and/
Or the process that transmission sensors go wrong, and whole true causes of generation problem are analyzed, it is not easy to targetedly
Solve existing various problems.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of electric motor of automobile and transmission sensors detection device, its
It is easy to carry, automobile can be determined on laboratory and automobile and field is detected to electric motor of automobile and transmission sensors
Whether motor and transmission sensors are normal.
Therefore, the utility model is adopted the following technical scheme that；
A kind of electric motor of automobile and transmission sensors detection device, it is characterized in that：Including collector, signal conditioner, number
According to converter, controller and driver, the collector is connected with electric motor of automobile and transmission sensors, the signal conditioner
It is connected with collector, the data converter is connected with signal conditioner, the controller is connected with data converter, it is described to swash
Device is encouraged to be connected with controller and electric motor of automobile and transmission sensors respectively.
Preferably, the collector includes current sensor, voltage sensor, acceleration transducer and temperature sensor,
The current sensor, voltage sensor, acceleration transducer and temperature sensor are connected with signal conditioner respectively.
Preferably, the signal conditioner includes input interface, signal amplification circuit, gain amplifier selection circuit, amplification
Signal isolation circuit, signal filter circuit, signal output apparatus, the current sensor of the collector, voltage sensor, acceleration
Degree sensor and temperature sensor are connected by the input interface of signal conditioner with signal amplification circuit respectively, the gain choosing
Select circuit and be close to signal amplification circuit and be connected, the signal isolation circuit is connected with signal amplification circuit, the signal filtering electricity
Road is connected with signal isolation circuit, and the signal output apparatus is connected with signal filter circuit, the data converter and signal
Output circuit is connected.
Preferably, the data converter includes preposition differential amplifier, simulation numeral trigger, A/D converter（That is mould
Intend digital quantizer, similarly hereinafter）, data buffer area, the signal output apparatus connection of the preposition differential amplifier and modulate circuit,
The A/D converter is connected with preposition differential amplifier, one end connection of the simulation numeral trigger and A/D converter, institute
The other end that data buffer area is stated with simulation numeral trigger is connected, and the controller is connected by Ethernet and data buffer area
Connect.
Preferably, the controller is notebook computer.
Preferably, the driver include power supply and automobile controller, the automobile controller respectively with power supply and control
Device is connected, and the power supply is connected with electric motor of automobile and/or transmission sensors respectively.
Preferably, the power supply of the driver is battery or is 12 volts of Switching Power Supplies or is programmable power supply, institute
It is TCU to state automobile controller（That is gearbox control, similarly hereinafter）Or ECU（That is engine controller, similarly hereinafter）.
Preferably, in the collector current sensor, voltage sensor is Hall effect voltage sensor, acceleration
Degree sensor is that IEPE types piezoelectric accelerometer, temperature sensor are thermoelectricity corner K-type sensor.
Preferably, the electric motor of automobile and transmission sensors include startup motor, generator, the clutch electricity on automobile
Temperature sensor, angular transducer on machine, gear shifting motor, EPS motor, rain shaving electrical machine and speed changer, angular-rate sensor, pressure
Force snesor, current sensor, displacement transducer.
Preferably, the speed changer includes AMT speed changers and DCT speed changers.
The utility model includes following beneficial effect；
Because the utility model includes collector, signal conditioner, data converter, controller and driver.Thus, with
The electric motor of automobile and sensor detection device that currently manufactured enterprise is used are compared, and volume of the present utility model is small and light, takes
With it is convenient, can be easily on laboratory and automobile and field is entered to the electric motor of automobile and/or transmission sensors after entrucking
Row detection, determines whether electric motor of automobile and/or transmission sensors are normal, targetedly to be solved.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of collector；
Fig. 3 is the structural representation of signal conditioner；
Fig. 4 is the structural representation of data converter；
Fig. 5 is the structural representation of driver.
Embodiment
Preferred embodiment of the present utility model is elaborated below in conjunction with the accompanying drawings.
It is shown in Figure 1, the utility model electric motor of automobile and transmission sensors detection device, including collector 10, letter
Number conditioner 20, data converter 30, controller 40 and driver 50, the collector 10 are sensed with electric motor of automobile and speed changer
Device is connected, and the signal conditioner 20 is connected with collector 10, and the data converter 30 is connected with signal conditioner 20, described
Controller 40 is connected with data converter 30, the driver 50 respectively with controller 40 and electric motor of automobile and transmission sensors
Connection.Wherein, collector 10 be used to gathering, transmit the electric current of electric motor of automobile, voltage, rotating speed, torque, magnetic flux, mechanical oscillation,
The signals such as harmonic wave, rotational angle, startup time, or for gather, transmit the electric current of electric motor of automobile, voltage, rotating speed, torque,
The temperature of the signals such as magnetic flux, mechanical oscillation, harmonic wave, rotational angle, startup time and transmission sensors, pressure, displacement,
The signals such as angle, electric current, rotating speed, or for gather, transmit the temperature of transmission sensors, pressure, displacement, angle, electric current,
The signals such as rotating speed；Signal conditioner 20 is used to receiving the above-mentioned signal that collector 10 transmitted and nursed one's health, then will be after conditioning
Signal be supplied to data converter 30；The signal that data converter 30 is used to provide signal conditioner 20 carries out A/D turns
Change（That is Analog-digital Converter, similarly hereinafter）After pass to controller 40；Controller 40 is used to send to driver 50 in the starting stage
Excitation electric motor of automobile or electric motor of automobile and transmission sensors or transmission sensors are run at different conditions
（It is included in severe application environment, powers under the service conditions such as unstable and electromagnetic interference, overload, prolonged exercise）Execution swash
Encourage instruction；Driver 50 be used to receiving the above-mentioned execution excitation instruction that controller 40 sends and according to above-mentioned execution excitation instruction,
Excitation electric motor of automobile or electric motor of automobile and transmission sensors or transmission sensors are run at different conditions,
And above-mentioned operation information is fed back into controller 40, the execution excitation for being sent the above-mentioned operation information with it by controller 40 refers to
Order compares, confirm to perform excitation instruction it is errorless after, then send next step and perform excitation instruction, controller 40 is additionally operable to receive number
According to converter 30 carry out A/D conversions after various signals, and by above-mentioned various signals with setting the signal for meeting normal range (NR)
Carry out time domain, frequency domain, the analysis of time-frequency, contrast, judge and calculating processing, it is determined whether in normal scope and count storage
Above-mentioned analysis, contrast, the result for judging and calculating processing, formation test report.So, because the utility model includes adopting
Storage 10, signal conditioner 20, data converter 30, controller 40 and driver 50.Thus, used with currently manufactured enterprise
Electric motor of automobile and sensor detection device compare, volume of the present utility model is small and light, easy to carry, can easily exist
On laboratory and automobile and field is to the electric motor of automobile or electric motor of automobile and transmission sensors or speed changer after entrucking
Sensor detected whether just to determine electric motor of automobile or electric motor of automobile and transmission sensors or transmission sensors
Often.Because the controller 40 in the utility model is additionally operable to receive the various signals after the progress A/D conversions of data converter 30, and
The signal for meeting normal range (NR) of above-mentioned signal and setting is subjected to time domain, frequency domain, the analysis of time-frequency, contrast, judgement with calculating
Processing, it is determined whether in normal scope and count store above-mentioned analysis, contrast, judge with calculate processing result, formation
Test report.Thus, the utility model can be to electric motor of automobile or electric motor of automobile and transmission sensors or speed changer
Sensor running status at different conditions carry out frequency domain, time domain, when the analysis, the automobiles all reappeared after entrucking uses such as rate
The process that motor or electric motor of automobile and transmission sensors or transmission sensors go wrong, and analyze and ask
Whole true causes of topic, so as to targetedly solve the various problems occurred.
The structural representation of collector 10 shown in Figure 2, from Figure 2 it can be seen that the collector 10 includes current sensor
11st, voltage sensor 12, acceleration transducer 13 and temperature sensor 14, the current sensor 11, voltage sensor 12, plus
Velocity sensor 13 and temperature sensor 14 are connected with signal conditioner 20 respectively.Wherein, current sensor 11 gathers and will be by
The electric motor of automobile or electric motor of automobile and transmission sensors of collection or the current signal of transmission sensors pass to letter
Number conditioner 20；Voltage sensor 12 gather and by collected electric motor of automobile or electric motor of automobile and transmission sensors or
The voltage signal of person's transmission sensors passes to signal conditioner 20；The automobile that acceleration transducer 13 is gathered and will be collected
Motor or electric motor of automobile and the acceleration signal of transmission sensors or transmission sensors pass to signal conditioner
20；Electric motor of automobile or electric motor of automobile and transmission sensors or speed changer that temperature sensor 14 is gathered and will be collected
The temperature signal of sensor passes to signal conditioner 20.This causes relatively simple for structure and detection function, the property of collector 10
Can also compare comprehensively and reliable, and make the utility model overall structure fairly simple and detection function, performance it is also relatively more comprehensive and
Reliably.
The structural representation of signal conditioner 20 shown in Figure 3, as seen from Figure 3, the signal conditioner 20 include defeated
Incoming interface 21, signal amplification circuit 22, gain amplifier selection circuit 23, amplified signal isolation circuit 24, signal filter circuit 25,
Signal output apparatus 26, current sensor 11, voltage sensor 12, acceleration transducer 13 and the temperature of the collector 10 are passed
Sensor 14 is connected by the input interface 21 of signal conditioner 20 with signal amplification circuit 22 respectively, the gain selection circuit 23
It is close to signal amplification circuit 22 and is connected, the signal isolation circuit 24 is connected with signal amplification circuit 22, the signal filtering electricity
Road 25 is connected with signal isolation circuit 24, and the signal output apparatus 26 is connected with signal filter circuit 25, the data conversion
Device 30 connects with even signal output apparatus 26.Wherein, the current sensor 11 of collector 10, voltage sensor 12, acceleration sensing
The signal of collection is passed to signal by the input interface 21 of signal conditioner 20 respectively and amplified by device 13 and temperature sensor 14
Circuit 22；Signal amplification circuit 22 is used to receiving the signal that input interface 21 transmitted and according to set by gain selection circuit 23
Signal amplification multiple（I.e. gain selection circuit 23 is big to small signal behavior multiplication factor, and slightly larger signal behavior is put
Big multiple is small）Amplified signal isolation circuit 24 is passed to after being amplified to above-mentioned signal again；Amplified signal isolation circuit 24 is used
Isolated in the signal amplified to signal amplification circuit 22 and the signal after isolation is passed into signal filter circuit 25；Letter
Number filter circuit 25 is used for the signal after isolating to amplified signal isolation circuit 24 and carries out high LPF and by high LPF
Signal afterwards is supplied to output circuit 26；Signal output apparatus 26 is used for the high LPF for receiving the offer of signal filter circuit 25
Rear signal simultaneously supplies the signal to data converter 30.This causes the relatively simple for structure of signal conditioner 20 and used
It is reliable.For example, signal filter circuit 25 can anti-external disturbance, make the use of signal conditioner 20 reliable, and make
It is of the present utility model overall using also reliable.Meanwhile, the function of signal conditioner 20 and performance comparision comprehensively, and make this reality
It is also relatively more comprehensive with new function and performance.
The structural representation of data converter 30 shown in Figure 4, from fig. 4, it can be seen that before the data converter 30 includes
Put differential amplifier 31, simulation numeral trigger 32, A/D converter（That is analog-digital converter, similarly hereinafter）33, data buffer area
34, the preposition differential amplifier 31 is connected with the signal output apparatus 26 of modulate circuit 20, the A/D converter 33 with it is preposition
Differential amplifier 31 is connected, and the simulation numeral trigger 32 is connected with one end of A/D converter 33, the data buffer area 34
It is connected with the other end of simulation numeral trigger 32, the controller 40 is connected by Ethernet with data buffer area 34.Wherein,
Preposition differential amplifier 31 is used to receiving the signal that the output circuit 26 of modulate circuit 20 provided and to tiny signal therein
A/D converter 33 is supplied to after amplification；A/D converter 33 is used to receive the letter after the amplification that preposition differential amplifier 31 is provided
After number, under the trigger action of simulation numeral trigger 32, above-mentioned signal is converted into data signal, deposit data buffer area
34；Data signal that data buffer area 34 is stored in for temporarily storing A/D converter 33 is simultaneously transmitted to controller by Ethernet
40.This causes the relatively simple for structure of data converter 30 and service precision is higher, so that the utility model is integrally used
Precision is higher also higher.
The controller 40 is notebook computer.This cause controller 40 it is very light and simple in construction and multiple functional,
Dependable performance, and carry more convenient, entirety of the present utility model is also compared light and is carried more convenient.
The structural representation of driver shown in Figure 5, as seen from Figure 5, the driver 50 include power supply 51 and automobile
Controller 52, the automobile controller 52 is connected with power supply 51 and controller 40 respectively, the power supply 51 respectively with electric motor of automobile
And transmission sensors connection.Automobile controller 52 is instructed simultaneously for receiving the execution excitation that controller 40 is sent in the starting stage
The electric energy that instruction control power supply 51 is exported is encouraged according to the execution, and then makes electric motor of automobile or electric motor of automobile and speed changer
Sensor or transmission sensors are run at different conditions, while by electric motor of automobile or electric motor of automobile and speed change
The signal that device sensor or transmission sensors carry out running status at different conditions feeds back to controller 40.This causes
Driver 50 relatively simple for structure and using reliable.
The power supply 51 of the driver 50 is battery or 12 volts of Switching Power Supplies or programmable power supply, the automobile control
Device 52 processed is TCU（That is gearbox control, similarly hereinafter）Or ECU（That is engine controller, similarly hereinafter）.This causes driver 50
Structure is simpler and use is relatively reliable, and make it that the power supply 51 that the utility model is used is that battery or 12 volts are switched
More easily it can be used in the wild on automobile or in use for laboratory in automobile respectively during power supply.
Current sensor 11, voltage sensor 12 in the collector 10 are Hall effect voltage sensor, acceleration
Degree sensor 13 is that IEPE types piezoelectric accelerometer, temperature sensor 14 are thermoelectricity corner K-type sensor.This causes driver 50
Structure is simpler and function is more complete, performance is more preferable.
The electric motor of automobile and transmission sensors include startup motor, generator, clutch motor, gear shift electricity on automobile
Temperature sensor, angular transducer, angular-rate sensor, pressure sensor on machine, EPS motor, rain shaving electrical machine and speed changer,
Current sensor, displacement transducer.As can be seen here, the scope of application of the present utility model is wider.
The speed changer includes AMT speed changers and DCT speed changers.As can be seen here, the scope of application of the present utility model is wider.
Utility model works principle is as follows, here exemplified by detecting and start motor；
Collector 10 is serially connected in the supply line for starting motor, excitation is sent to driver 50 by controller 40 and opened
The execution excitation instruction that dynamic motor is run at different conditions, driver 50 starts motor according to above-mentioned execution excitation instruction excitation
The feedback of the information run at different conditions and run startup motor at different conditions, will by controller 40 to controller 40
The above- mentioned information is compared with the execution excitation instruction sent, after confirming that execution excitation instruction is errorless, then is sent to driver 50
Excitation starts the execution excitation instruction next step execution excitation instruction that motor is run at different conditions, and then, collector 10 is adopted
Collection, which starts the signal of motor and passes to signal conditioner 20, is changed the signal incoming data after conditioning by signal conditioner 20
Device 30, the signal after data converter 30 again nurses one's health signal conditioner 20 is converted to data signal, and is transmitted to controller 40, by
40 pairs of data signals of controller carry out time domain, frequency domain, time frequency analysis calculating processing, and analysis is calculated before the startup for starting motor
Power time curve, current-time curvel, volt-time curve, rotating speed time graph afterwards, it is determined that when starting front and rear power
Half interval contour, current-time curvel, volt-time curve, rotating speed time graph whether in normal scope and count storage point
Analysis, contrast and the result judged, form test report.
The content that the utility model is not described in detail is prior art.Such as signal amplification in signal conditioner 20
Circuit 22 is integrated computation signal amplification circuit, includes general integrated computation signal amplification circuit, high-precision integrated computation signal
Amplifying circuit, high speed integrated computation signal amplification circuit, high input impedance integrated computation signal amplification circuit etc..In another example letter
Signal filter circuit 25 in number conditioner 20, can be conventional passive filter circuit and active filter circuit.Passive filtering
Circuit can be capacitor filter, inductor filter circuit and compound filter circuit (including inverted L shape, LC filter circuits etc.).Have
Power filter can be Active RC filter circuit, including high-pass filter, low pass filter, bandpass filter and bandreject filtering
Device etc..In another example the amplified signal isolation circuit 24 in signal conditioner 20, can be transformer isolation circuit, Phototube Coupling electricity
Road and Capacitor apart circuit etc..In another example the signal output apparatus 26 in signal conditioner 20, can be Voltage to current transducer electricity
Road（Become comprising floating ground load voltage-current conversion circuit, ground connection load voltage-current conversion circuit, differential type voltage-to-current
Change circuit etc.）, can also be voltage/frequency (U/F) change-over circuit, current/voltage converter circuit or ac/dc conversion electricity
Road etc..
Preferred embodiment of the present utility model is elaborated above in conjunction with accompanying drawing.But the utility model is not
It is limited to above-mentioned embodiment, in the knowledge that art those of ordinary skill possesses, can also departing from
Various changes can be made on the premise of the utility model objective.
Claims (10)
1. a kind of electric motor of automobile and transmission sensors detection device, it is characterized in that：Including collector（10）, signal conditioner
（20）, data converter（30）, controller（40）And driver（50）, the collector（10）Passed with electric motor of automobile and speed changer
Sensor is connected, the signal conditioner（20）With collector（10）Connection, the data converter（30）With signal conditioner
（20）Connection, the controller（40）With data converter（30）Connection, the driver（50）Respectively with controller（40）With
Electric motor of automobile and transmission sensors connection.
2. electric motor of automobile as claimed in claim 1 and transmission sensors detection device, it is characterized in that：The collector（10）
Including current sensor（11）, voltage sensor（12）, acceleration transducer（13）And temperature sensor（14）, the electric current biography
Sensor（11）, voltage sensor（12）, acceleration transducer（13）And temperature sensor（14）Respectively with signal conditioner（20）
Connection.
3. electric motor of automobile as claimed in claim 2 and transmission sensors detection device, it is characterized in that：The signal conditioner
（20）Including input interface（21）, signal amplification circuit（22）, gain amplifier selection circuit（23）, amplified signal isolation circuit
（24）, signal filter circuit（25）, signal output apparatus（26）, the collector（10）Current sensor（11）, voltage pass
Sensor（12）, acceleration transducer（13）And temperature sensor（14）Pass through signal conditioner respectively（20）Input interface（21）
With signal amplification circuit（22）Connection, the gain amplifier selection circuit（23）With signal amplification circuit（22）It is close to connection, it is described
Amplified signal isolation circuit（24）With signal amplification circuit（22）Connection, the signal filter circuit（25）Isolate with amplified signal
Circuit（24）Connection, the signal output apparatus（26）With signal filter circuit（25）Connection, the data converter（30）With
Signal output apparatus（26）Connection.
4. electric motor of automobile as claimed in claim 3 and transmission sensors detection device, it is characterized in that：The data converter
（30）Including preposition differential amplifier（31）, simulation numeral trigger（32）, A/D converter（33）, data buffer area（34）, institute
State preposition differential amplifier（31）With signal conditioner（20）Signal output apparatus（26）Connection, the A/D converter（33）
With preposition differential amplifier（31）Connection, the simulation numeral trigger（32）With A/D converter（33）One end connection, it is described
Data buffer area（34）With A/D converter（33）The other end connection, the controller（40）Pass through Ethernet and data buffer storage
Area（34）Connection.
5. electric motor of automobile as claimed in claim 4 and transmission sensors detection device, it is characterized in that：The controller（40）
It is notebook computer.
6. electric motor of automobile as claimed in claim 5 and transmission sensors detection device, it is characterized in that：The driver（50）
Including power supply（51）And automobile controller（52）, the automobile controller（52）Respectively with power supply（51）And controller（40）Even
Connect, the power supply（51）It is connected respectively with electric motor of automobile and transmission sensors detection device.
7. electric motor of automobile as claimed in claim 6 and transmission sensors detection device, it is characterized in that：The driver（50）
Power supply（51）For battery or 12 volts of Switching Power Supplies or programmable power supply, the automobile controller（52）Be TCU or
ECU。
8. electric motor of automobile and transmission sensors detection device as any one of claim 2 to 7, it is characterized in that：Institute
State collector（10）In current sensor（11）, voltage sensor（12）It is Hall effect voltage sensor, acceleration biography
Sensor（13）For IEPE types piezoelectric accelerometer, temperature sensor（14）For thermoelectricity corner K-type sensor.
9. electric motor of automobile as claimed in claim 8 and transmission sensors detection device, it is characterized in that：The electric motor of automobile and
Transmission sensors include automobile on startup motor, generator, clutch motor, gear shifting motor, EPS motor, rain shaving electrical machine and
Temperature sensor, angular transducer, angular-rate sensor, pressure sensor, current sensor, displacement sensing on speed changer
Device.
10. electric motor of automobile as claimed in claim 9 and transmission sensors detection device, it is characterized in that：The speed changer bag
Include AMT speed changers and DCT speed changers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621222027.6U CN206411237U (en) | 2016-11-14 | 2016-11-14 | A kind of electric motor of automobile and transmission sensors detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621222027.6U CN206411237U (en) | 2016-11-14 | 2016-11-14 | A kind of electric motor of automobile and transmission sensors detection device |
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| Publication Number | Publication Date |
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| CN206411237U true CN206411237U (en) | 2017-08-15 |
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ID=59548381
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| CN201621222027.6U Active CN206411237U (en) | 2016-11-14 | 2016-11-14 | A kind of electric motor of automobile and transmission sensors detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109141534A (en) * | 2018-10-11 | 2019-01-04 | 北京中研华飞科技有限公司 | A kind of motor, reducer integrated test device |
-
2016
- 2016-11-14 CN CN201621222027.6U patent/CN206411237U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109141534A (en) * | 2018-10-11 | 2019-01-04 | 北京中研华飞科技有限公司 | A kind of motor, reducer integrated test device |
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