CN207081440U - Electric locomotive sensor comprehensive detection system - Google Patents
Electric locomotive sensor comprehensive detection system Download PDFInfo
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- CN207081440U CN207081440U CN201720685249.XU CN201720685249U CN207081440U CN 207081440 U CN207081440 U CN 207081440U CN 201720685249 U CN201720685249 U CN 201720685249U CN 207081440 U CN207081440 U CN 207081440U
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Abstract
The utility model discloses a kind of electric locomotive sensor comprehensive detection system, including：At least two sensor detection units, for being detected at least two parameters of sensor to be measured, generate sensor detection results data；Host computer, the host computer are connected with each sensor detection unit, for sending preset signals control instruction to the sensor detection unit, and for receiving the sensor detection results data.The utility model provides the use for electric locomotive sensor detecting system that a kind of integrated level is high, simple to operate, and more effective guarantee is provided for the safe and reliable operation of locomotive.
Description
Technical field
The utility model embodiment is related to sensor detecting, more particularly to a kind of electric locomotive sensor comprehensive detection
System.
Background technology
With the development and extensive use of China Express Railway, the safe and reliable operation of electric locomotive is increasingly by people
Concern.Wherein, the sensor for all kinds of electric signal outputs installed in electric locomotive can enter to the running status of electric locomotive
Row effective monitoring.
Under the detection for electric locomotive various kinds of sensors is, it is necessary to which different sensors are dismantled from electric locomotive at this stage
Come, respectively different sensor types configures different detecting systems, and sensor is installed in detecting system and detected.
Or it is merely resting on whether artificial observation outward appearance damaged and the means such as single-point detection judge that sensor whether there is failure.
Thus the detection to electric locomotive various kinds of sensors at present is, it is necessary to which various kinds of sensors to be installed to different inspections repeatedly
In examining system, and respective independent control, therefore it is cumbersome.
Utility model content
The utility model provides a kind of electric locomotive sensor comprehensive detection system, with realize provide a kind of integrated level it is high,
Use for electric locomotive sensor detecting system simple to operate.
In a first aspect, the utility model embodiment provides a kind of electric locomotive sensor comprehensive detection system, the system
System includes：
At least two sensor detection units, for being detected at least two parameters of sensor to be measured, generation passes
Sensor testing result data；
Host computer, the host computer are connected with each sensor detection unit, for the sensor detection unit
Preset signals control instruction is sent, and for receiving the sensor detection results data.
Preferably, each sensor detection unit includes following at least one：
Current sensor detection unit, for detecting current sensor；
Voltage sensor detection unit, for detecting voltage sensor；
Temperature sensor detection unit, for detection temperature sensor；
Pressure sensor detection unit, for detecting pressure sensor；
Speed probe detection unit, for detecting speed probe.
Preferably, the current sensor detection unit includes：
Subelement occurs for current signal, for receiving the predetermined current signal control instruction of host computer transmission, generation detection
Exciting current signal；
Current sensor is calibrated, subelement, which occurs, with the current signal is connected, for according to the exciting current signal
Generation verification current signal；
Current sensor to be measured, subelement occurs with the current signal and is connected, for according to the exciting current signal
Generate sensed current signal；
Data processing module, it is connected with the calibration current sensor and the current sensor to be measured, for by described in
Sensed current signal is contrasted with the verification current signal, and current sensor testing result data are sent to host computer.
Preferably, the accuracy of detection of the calibration current sensor is more than the accuracy of detection of the current sensor to be measured.
Preferably, the voltage sensor detection unit includes：
Subelement occurs for voltage signal, for receiving the predeterminated voltage signal control instruction of host computer transmission, generation detection
Driving voltage signal；
Voltage sensor to be measured, subelement occurs with the voltage signal and is connected, for according to the driving voltage signal
Generate detectable voltage signals；
Data processing module, be connected with the voltage sensor to be measured, for by the detectable voltage signals with it is described pre-
If voltage signal is contrasted, voltage sensor testing result data are sent to host computer.
Preferably, the temperature sensor detection unit includes：
Subelement occurs for temperature signal, for receiving the preset temperature value control instruction of host computer transmission, controls thermostatic container
Temperature value be the preset temperature value；
Temperature sensor to be measured, subelement occurs with the temperature signal and is connected, for the temperature according to the thermostatic container
Degree generation detection temperature signal；
Data processing module, it is connected with the temperature sensor to be measured, for by the detection of the temperature sensor to be measured
Temperature signal is contrasted with the preset temperature value, and temperature sensor testing result data are sent to host computer.
Preferably, the pressure sensor detection unit includes：
Subelement occurs for pressure signal, for receiving the preset pressure value control instruction of host computer transmission, control pressure school
It is the preset pressure value that experiment device, which produces pressure value,；
Testing pressure sensor, subelement occurs with the pressure signal and is connected, for the testing pressure sensor root
Pressure signal is detected according to pressing creation caused by the pressure checking device；
Data processing module, be connected with the testing pressure sensor, for by it is described detection pressure signal with it is described pre-
If pressure value is contrasted, pressure sensor testing result data are sent to host computer.
Preferably, the speed probe detection unit includes：
Subelement occurs for tach signal, for receiving the preset rotation speed value control instruction of host computer transmission, control rotating speed hair
It is the preset rotation speed value that generating apparatus, which produces tachometer value,；
Speed probe to be measured, subelement occurs with the tach signal and is connected, for according to the rotating speed generating means
Rotating speed generation detection tach signal；
Data processing module, be connected with the speed probe to be measured, for by it is described detection tach signal with it is described pre-
If tachometer value is contrasted, speed probe testing result data are sent to host computer.
Preferably, the host computer is specifically used for producing linkage for each sensor detection unit respectively based on setting operating mode
Signal control instruction, sent to each sensor detection unit, and receive each sensor detection results data, and base
Analysis is combined in setting operating mode.
The utility model solves all kinds of to electric locomotive by providing a kind of electric locomotive sensor comprehensive detection system
The detection of sensor needs to be installed to various kinds of sensors in different detecting systems repeatedly, and respective independent control is cumbersome
A kind of problem, there is provided high, the simple to operate use for electric locomotive sensor detecting system of integrated level.
Brief description of the drawings
Fig. 1 is the structural representation for the electric locomotive sensor comprehensive detection system that the utility model embodiment one provides；
Fig. 2 is the current sensor in the electric locomotive sensor comprehensive detection system that the utility model embodiment two provides
Detection unit structural representation；
Fig. 3 is the voltage sensor in the electric locomotive sensor comprehensive detection system provided for the utility model embodiment three
Device detection unit structural representation；
Fig. 4 is the temperature sensor in the electric locomotive sensor comprehensive detection system that the utility model embodiment four provides
Detection unit structural representation；
Fig. 5 is the pressure sensor in the electric locomotive sensor comprehensive detection system that the utility model embodiment five provides
Detection unit structural representation；
Fig. 6 is the speed probe in the electric locomotive sensor comprehensive detection system that the utility model embodiment six provides
Detection unit structural representation；
Fig. 7 is the structural representation for the electric locomotive sensor comprehensive detection system that the utility model embodiment seven provides.
Embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples.It is understood that herein
Described specific embodiment is used only for explaining the utility model, rather than to restriction of the present utility model.Further need exist for
It is bright, for the ease of description, the part related to the utility model rather than entire infrastructure are illustrate only in accompanying drawing.
Embodiment one
Fig. 1 is a kind of structural representation for electric locomotive sensor comprehensive detection system that the utility model embodiment one provides
Figure, the system are applied to carry out the various kinds of sensors of electric locomotive the situation of comprehensive detection.The system specifically includes：At least two
Individual sensor detection unit 120 and host computer 110.
Wherein, at least two sensor detection unit 120, for being examined at least two parameters of sensor to be measured
Survey, generate sensor detection results data；Host computer 110, it is connected with each sensor detection unit 120, for described
Sensor detection unit 120 sends preset signals control instruction, and for receiving the sensor detection results data.
Specifically, at least two sensor detection units 120 can be that different types of sensor detection unit is carried out
Detection, for example, can be detection current sensor, detection voltage sensor, detection temperature sensor, detection pressure sensor or
Detect speed probe.Each sensor detection unit 120 is connected with host computer respectively, receives the control of host computer 110.It is upper
Machine 110 can be upper industrial computer, send preset signals control instruction to each sensor detection unit 120, give sensor
The size of signal detected by detection unit；And sensor detection knot is shown after sensor detection results data are received
Fruit data.
Wherein, preset signals can be constant or change；Sensor detection results data can be null offset, line
The property sensor parameters such as degree and/or sensitivity；Each sensor detection results data can be same type parameter or
Different types of parameter.
The present embodiment illustrates exemplified by including two sensor detection units, i.e. first sensor detection unit and
Two sensor detection units.
The course of work of the system is：Host computer simultaneously/send default first letter to first sensor detection unit respectively
Number control instruction, and send default secondary signal control instruction to second sensor detection unit；First sensor detection is single
Member receives default first signal control instruction, and the parameter of first sensor to be measured is detected, and generates and is sent to host computer
First sensor testing result data to be measured；Second sensor detection unit receives default secondary signal control instruction, to be measured
The parameter of second sensor is detected, and is generated and is sent second sensor testing result data to be measured to host computer；Host computer
Simultaneously/receive respectively and show first sensor testing result data to be measured, and second sensor testing result data to be measured.
The technical scheme of the present embodiment, at least two sensor detection units are controlled by host computer, solved
When being detected to different types of sensor, it is necessary to which various kinds of sensors to be installed to the behaviour in different detecting systems repeatedly
Make the problem of cumbersome, reach the effect high, simple to operate to use for electric locomotive multiple sensors detection integrated level.
On the basis of above-mentioned each technical scheme, preferably by each sensor detection unit be further optimized for it is following at least
It is a kind of：
Current sensor detection unit, for detecting current sensor；
Voltage sensor detection unit, for detecting voltage sensor；
Temperature sensor detection unit, for detection temperature sensor；
Pressure sensor detection unit, for detecting pressure sensor；
Speed probe detection unit, for detecting speed probe.
Each sensor detection unit so sets the actual conditions being advantageous in that for use for electric locomotive sensor, above-mentioned
The sensor of type is more conventional, reaches the purpose of commercial Application.
On the basis of above-mentioned each technical scheme, host computer is further used for being directed to each sensor respectively based on setting operating mode
Detection unit produces linkage signal control instruction, is sent to each sensor detection unit, and receive each sensor
Testing result data, and analysis is combined based on setting operating mode.
Specifically, setting operating mode for example can be locomotive startup, Accelerating running, run slowly or full-load run.Set at this
Determine under operating mode, the preset signals that host computer is sent to each sensor detection unit can be linkage signal.The linkage signal can
To be that each sensor to be measured needs existing temporal linkage, order linkage or parameter value linkage between the physical quantity that measures.
Host computer, which is so set, to be advantageous in that and can be directed to electric locomotive actual operating mode, and each sensor to be measured is entered
Analog detection under row locomotive operating conditions, reach the mesh detected in the case where simulating actual working conditions to each sensor to be measured
's.
Embodiment two
Fig. 2 is the current sensor in the electric locomotive sensor comprehensive detection system that the utility model embodiment two provides
Detection unit structural representation, the present embodiment preferred current sensor detection unit on the basis of the various embodiments described above are further
Including：
Subelement 221 occurs for current signal, for receiving the predetermined current signal control instruction of host computer transmission, generation inspection
The exciting current signal of survey；
Current sensor 222 is calibrated, subelement, which occurs, with the current signal is connected, for believing according to the exciting current
Number generation verification current signal；
Current sensor 223 to be measured, subelement occurs with the current signal and is connected, for being believed according to the exciting current
Number generation sensed current signal；
Data processing module 224, it is connected with the calibration current sensor and the current sensor to be measured, for by institute
State sensed current signal to be contrasted with the verification current signal, current sensor testing result data are sent to host computer.
Specifically, subelement 221, which occurs, for current signal includes：Controller, for receiving the predetermined current of host computer transmission
Signal control instruction, the controller for example can be programmable logic controller (PLC) PLC；Constant-current source, it is connected with the controller, at this
Exciting current signal is produced under the driving of controller.The size of the exciting current signal according to locomotive operation electric current actual condition
1：1 ratio is simulated.Data processing module 224 for example can be programmable logic controller (PLC) PLC.
The course of work of the current sensor detection unit is：Current signal occurs subelement 221 and receives host computer transmission
Predetermined current signal control instruction generation detection exciting current signal；Current sensor 222 is calibrated to pass with electric current to be measured
Sensor 223 detects to the exciting current signal respectively, generates respective testing result data, and send to data processing mould
Block 224；Data processing module 224 carries out the testing result data for calibrating current sensor 222 and current sensor 223 to be measured
Comparative analysis, obtain the testing result of current sensor 223 to be measured.
The benefit that current sensor detection unit is so set is to current sense to be measured under locomotive actual working conditions
Device is detected, and testing result is accurately and reliably.
On the basis of above-mentioned each technical scheme, electric current to be measured can be preferably more than by calibrating the accuracy of detection of current sensor
The accuracy of detection of sensor.
Calibration current sensor, which is so set, to be advantageous in that and makes the testing result of current sensor to be measured more accurate.
Embodiment three
Fig. 3 is the voltage sensor in the electric locomotive sensor comprehensive detection system that the utility model embodiment three provides
Detection unit structural representation, preferred voltage sensor detection unit further comprises on the basis of the various embodiments described above：
Subelement 321 occurs for voltage signal, for receiving the predeterminated voltage signal control instruction of host computer transmission, generation inspection
The driving voltage signal of survey；
Voltage sensor 323 to be measured, subelement occurs with the voltage signal and is connected, for being believed according to the driving voltage
Number generation detectable voltage signals；
Data processing module 324, be connected with the voltage sensor to be measured, for by the detectable voltage signals with it is described
Predeterminated voltage signal is contrasted, and voltage sensor testing result data are sent to host computer.
Specifically, subelement 321, which occurs, for voltage signal includes：Controller, for receiving the predeterminated voltage of host computer transmission
Signal control instruction, the controller for example can be programmable logic controller (PLC) PLC；High pressure generator, it is connected with the controller,
Driving voltage signal is produced under the driving of the controller.The size of the driving voltage signal is according to actual with locomotive operation voltage
Operating mode 1：1 ratio is simulated.Data processing module 324 for example can be programmable logic controller (PLC) PLC.
The course of work of the voltage sensor detection unit is：Voltage signal occurs subelement 321 and receives host computer transmission
Predeterminated voltage signal control instruction generation detection driving voltage signal；Voltage sensor 323 to be measured is to the driving voltage
Signal is detected, and generates testing result data, and send to data processing module 324；Data processing module 324 is by electricity to be measured
The testing result data of pressure sensor 323 are analyzed with driving voltage signal, obtain voltage sensor 323 to be measured and detect
As a result.
The benefit that voltage sensor detection unit is so set is to voltage sensor to be measured under locomotive actual working conditions
Device is detected, and testing result is accurately and reliably.
Example IV
Fig. 4 is the temperature sensor in the electric locomotive sensor comprehensive detection system that the utility model embodiment four provides
Detection unit structural representation, preferable temperature sensor detection unit further comprises on the basis of the various embodiments described above：
Subelement 421 occurs for temperature signal, and for receiving the preset temperature value control instruction of host computer transmission, control constant temperature holds
The temperature value of device is the preset temperature value；
Temperature sensor 423 to be measured, subelement occurs with the temperature signal and is connected, for according to the thermostatic container
Temperature generates detection temperature signal；
Data processing module 424, it is connected with the temperature sensor to be measured, for by the inspection of the temperature sensor to be measured
Testing temperature signal is contrasted with the preset temperature value, and temperature sensor testing result data are sent to host computer.
Specifically, subelement 421, which occurs, for temperature signal includes：Controller, for receiving the preset temperature of host computer transmission
Signal control instruction, the controller for example can be programmable logic controller (PLC) PLC；And thermostatic container, connect with the controller
Connect, thermostatic container is freezed under the driving of the controller or heating operation, the temperature for making thermostatic container are preset temperature
Value.The size of the temperature signal according to locomotive operation temperature actual condition 1：1 ratio is simulated.Data processing module
424 for example can be programmable logic controller (PLC) PLC.
The course of work of the temperature sensor detection unit is：Temperature signal occurs subelement 421 and receives host computer transmission
Preset temperature signals control instruction generation detection activation temperature signal；Temperature sensor 423 to be measured is to the activation temperature
Signal is detected, and generates testing result data, and send to data processing module 424；Data processing module 424 will treat thermometric
The testing result data of degree sensor 423 are analyzed with activation temperature signal, obtain temperature sensor 423 to be measured and detect
As a result.
The benefit that temperature sensor detection unit is so set senses to treat testing temperature under locomotive actual working conditions
Device is detected, and testing result is accurately and reliably.
Embodiment five
Fig. 5 is the pressure sensor in the electric locomotive sensor comprehensive detection system that the utility model embodiment five provides
Detection unit structural representation, preferred pressure sensor detection unit further comprises on the basis of the various embodiments described above：
Subelement 521 occurs for pressure signal, for receiving the preset pressure value control instruction of host computer transmission, control pressure
It is the preset pressure value that calibration equipment, which produces pressure value,；
Testing pressure sensor 523, subelement occurs with the pressure signal and is connected, for being filled according to the pressure checking
Pressing creation detection pressure signal caused by putting；
Data processing module 524, be connected with the testing pressure sensor, for by it is described detection pressure signal with it is described
Preset pressure value is contrasted, and pressure sensor testing result data are sent to host computer.
Specifically, subelement 521, which occurs, for pressure signal includes：Controller, for receiving the preset pressure of host computer transmission
Signal control instruction, the controller for example can be programmable logic controller (PLC) PLC；Pressure calibration, it is connected with the controller,
Pressure calibration is set to produce the signal that pressure value is preset pressure value under the driving of the controller.The size of the pressure signal is pressed
According to locomotive operation pressure actual condition 1：1 ratio is simulated.Data processing module 524 for example can be FPGA
Controller PLC.
The course of work of the pressure sensor detection unit is：Pressure signal occurs subelement 521 and receives host computer transmission
Preset pressure signal control instruction generation detection activation pressure signal；Testing pressure sensor 523 is to the activation pressure
Signal is detected, and generates testing result data, and send to data processing module 524；Data processing module 524 will treat pressure measurement
The testing result data of force snesor 523 are analyzed with activation pressure signal, obtain testing pressure sensor 523 and detect
As a result.
The benefit that pressure sensor detection unit is so set is that testing pressure is sensed under locomotive actual working conditions
Device is detected, and testing result is accurately and reliably.
Embodiment six
Fig. 6 is the speed probe in the electric locomotive sensor comprehensive detection system that the utility model embodiment six provides
Detection unit structural representation, preferred speed probe detection unit further comprises on the basis of the various embodiments described above：
Subelement 621 occurs for tach signal, for receiving the preset rotation speed value control instruction of host computer transmission, controls rotating speed
It is the preset rotation speed value that generating means, which produces tachometer value,；
Speed probe 623 to be measured, subelement occurs with the tach signal and is connected, for being filled according to the rotating speed
The rotating speed generation detection tach signal put；
Data processing module 624, be connected with the speed probe to be measured, for by it is described detection tach signal with it is described
Preset rotation speed value is contrasted, and speed probe testing result data are sent to host computer.
Specifically, subelement 621, which occurs, for tach signal includes：Controller, for receiving the preset rotation speed of host computer transmission
Signal control instruction, the controller for example can be programmable logic controller (PLC) PLC；And servomotor, connect with the controller
Connect, servomotor is produced the tach signal equal with preset rotation speed under the driving of the controller.The size of the tach signal
According to locomotive operation rotating speed actual condition 1：1 ratio is simulated.Data processing module 624 for example can be programmable patrols
Collect controller PLC.
The course of work of the speed probe detection unit is：Tach signal occurs subelement 621 and receives host computer transmission
Preset rotation speed signal control instruction generation detection excitation tach signal；Speed probe 623 to be measured is to the excitation rotating speed
Signal is detected, and generates testing result data, and send to data processing module 624；Data processing module 624 is by be measured turn
The testing result data of fast sensor 623 are analyzed with excitation tach signal, obtain speed probe 623 to be measured and detect
As a result.
The benefit that speed probe detection unit is so set is to revolution speed sensing to be measured under locomotive actual working conditions
Device is detected, and testing result is accurately and reliably.
Embodiment seven
Fig. 7 is a kind of electric locomotive sensor comprehensive detection system structural representation that the utility model embodiment seven provides
Figure, the present embodiment preferred each sensor detection unit on the basis of the various embodiments described above are respectively：Current sensor detection is single
Member 720, voltage sensor detection unit 730, temperature sensor detection unit 740, pressure sensor detection unit 750 and rotating speed
Sensor detection unit 760.
The course of work of the system is：Host computer 710 simultaneously/sent respectively to current sensor detection unit 720 it is default
Current signal control instruction, predeterminated voltage signal control instruction is sent to voltage sensor detection unit 730, to temperature sensor
Detection unit 740 sends preset temperature signals control instruction, and preset pressure signal control is sent to pressure sensor detection unit 750
System instruction, and send preset rotation speed signal control instruction to speed probe detection unit 760；Current sensor detection unit
720 receive predetermined current signal control instruction, the parameter of current sensor to be measured are detected, and generate current sense to be measured
Device testing result data；Voltage sensor detection unit 730 receives predeterminated voltage signal control instruction, to voltage sensor to be measured
Parameter detected, and generate voltage sensor testing result data to be measured；Temperature sensor detection unit 740 receives default
Temperature signal control instruction, the parameter for treating testing temperature sensor are detected, and generate temperature sensor testing result to be measured
Data；Pressure sensor detection unit 750 receives preset pressure signal control instruction, and the parameter of testing pressure sensor is carried out
Detection, and generate testing pressure sensor detection results data；Speed probe detection unit 760 receives preset rotation speed signal control
System instruction, is detected, and generate speed probe testing result data to be measured to the parameter of speed probe to be measured；Electric current passes
Sensor detection unit 720 sends current sensor testing result data to be measured, voltage sensor detection unit to host computer 710
730 send voltage sensor testing result data to be measured to host computer 710, and temperature sensor detection unit 740 is to host computer 710
Temperature sensor testing result data to be measured are sent, pressure sensor detection unit 750 sends testing pressure to host computer 710 and passed
Sensor testing result data, speed probe detection unit 760 send speed probe testing result number to be measured to host computer 710
According to.Host computer 710 receives and shows current sensor testing result data to be measured, voltage sensor testing result data to be measured,
Temperature sensor testing result data to be measured, testing pressure sensor detection results data, and speed probe to be measured detection
Result data.
The technical scheme of the present embodiment, by the way that in the case where simulating locomotive actual working conditions, five electric locomotives are often used into class
The sensor detection unit of type is connected with host computer, and solving needs that various kinds of sensors is installed to different detecting systems repeatedly
In, from independent control, cumbersome problem, reach, simple to operate and inspection high to use for electric locomotive sensor detection integrated level
Survey result accurately and reliably effect.
Pay attention to, above are only preferred embodiment of the present utility model and institute's application technology principle.Those skilled in the art's meeting
Understand, the utility model is not limited to specific embodiment described here, can carried out for a person skilled in the art various bright
Aobvious change, readjust and substitute without departing from the scope of protection of the utility model.Therefore, although passing through above example
The utility model is described in further detail, but the utility model is not limited only to above example, is not departing from
In the case that the utility model is conceived, other more equivalent embodiments can also be included, and the scope of the utility model is by appended
Right determine.
Claims (9)
- A kind of 1. electric locomotive sensor comprehensive detection system, it is characterised in that including：At least two sensor detection units, for being detected at least two parameters of sensor to be measured, generate sensor Testing result data；Host computer, the host computer are connected with each sensor detection unit, for being sent to the sensor detection unit Preset signals control instruction, and for receiving the sensor detection results data.
- 2. system according to claim 1, it is characterised in that each sensor detection unit includes following at least one：Current sensor detection unit, for detecting current sensor；Voltage sensor detection unit, for detecting voltage sensor；Temperature sensor detection unit, for detection temperature sensor；Pressure sensor detection unit, for detecting pressure sensor；Speed probe detection unit, for detecting speed probe.
- 3. system according to claim 2, it is characterised in that current sensor detection unit includes：Subelement occurs for current signal, for receiving the predetermined current signal control instruction of host computer transmission, generation detection Exciting current signal；Current sensor is calibrated, subelement, which occurs, with the current signal is connected, for according to the exciting current signal generation Verify current signal；Current sensor to be measured, subelement occurs with the current signal and is connected, for according to the exciting current signal generation Sensed current signal；Data processing module, it is connected with the calibration current sensor and the current sensor to be measured, for by the detection Current signal is contrasted with the verification current signal, and current sensor testing result data are sent to host computer.
- 4. system according to claim 3, it is characterised in that the accuracy of detection of the calibration current sensor is more than described The accuracy of detection of current sensor to be measured.
- 5. system according to claim 2, it is characterised in that voltage sensor detection unit includes：Subelement occurs for voltage signal, for receiving the predeterminated voltage signal control instruction of host computer transmission, generation detection Driving voltage signal；Voltage sensor to be measured, subelement occurs with the voltage signal and is connected, for according to the driving voltage signal generation Detectable voltage signals；Data processing module, it is connected with the voltage sensor to be measured, for by the detectable voltage signals and the default electricity Pressure signal is contrasted, and voltage sensor testing result data are sent to host computer.
- 6. system according to claim 2, it is characterised in that temperature sensor detection unit includes：Subelement occurs for temperature signal, for receiving the preset temperature value control instruction of host computer transmission, controls the temperature of thermostatic container Angle value is the preset temperature value；Temperature sensor to be measured, subelement occurs with the temperature signal and is connected, for being given birth to according to the temperature of the thermostatic container Into detection temperature signal；Data processing module, it is connected with the temperature sensor to be measured, for by the detection temperature of the temperature sensor to be measured Signal is contrasted with the preset temperature value, and temperature sensor testing result data are sent to host computer.
- 7. system according to claim 2, it is characterised in that pressure sensor detection unit includes：Subelement occurs for pressure signal, for receiving the preset pressure value control instruction of host computer transmission, control pressure verification dress It is the preset pressure value to put and produce pressure value；Testing pressure sensor, subelement occurs with the pressure signal and is connected, for the testing pressure sensor according to institute State pressing creation caused by pressure checking device and detect pressure signal；Data processing module, it is connected with the testing pressure sensor, for detecting pressure signal and the default pressure by described Force value is contrasted, and pressure sensor testing result data are sent to host computer.
- 8. system according to claim 2, it is characterised in that speed probe detection unit includes：Subelement occurs for tach signal, and for receiving the preset rotation speed value control instruction of host computer transmission, control rotating speed fills It is the preset rotation speed value to put and produce tachometer value；Speed probe to be measured, subelement occurs with the tach signal and is connected, for turning according to the rotating speed generating means Fast-growing into detection tach signal；Data processing module, it is connected with the speed probe to be measured, for the detection tach signal and described preset to be turned Fast value is contrasted, and speed probe testing result data are sent to host computer.
- 9. system according to claim 1, it is characterised in that the host computer is specifically used for based on setting operating mode difference pin Linkage signal control instruction is produced to each sensor detection unit, is sent to each sensor detection unit, and is received each The sensor detection results data, and analysis is combined based on setting operating mode.
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|---|---|---|---|
| CN201720685249.XU CN207081440U (en) | 2017-06-12 | 2017-06-12 | Electric locomotive sensor comprehensive detection system |
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| CN201720685249.XU CN207081440U (en) | 2017-06-12 | 2017-06-12 | Electric locomotive sensor comprehensive detection system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107091657A (en) * | 2017-06-12 | 2017-08-25 | 武汉黎赛科技有限责任公司 | Electric locomotive sensor comprehensive detection system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107091657A (en) * | 2017-06-12 | 2017-08-25 | 武汉黎赛科技有限责任公司 | Electric locomotive sensor comprehensive detection system |
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