CN105698952B - Locomotive component temperature monitoring recording method and system - Google Patents
Locomotive component temperature monitoring recording method and system Download PDFInfo
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- CN105698952B CN105698952B CN201410683497.1A CN201410683497A CN105698952B CN 105698952 B CN105698952 B CN 105698952B CN 201410683497 A CN201410683497 A CN 201410683497A CN 105698952 B CN105698952 B CN 105698952B
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Abstract
The embodiment of the present invention provides a kind of locomotive component temperature monitoring recording method and system.This method includes:The temperature of temperature sensor collection locomotive component simultaneously produces electrical signal simulation amount;At the time of record memory device obtains electrical signal simulation amount and records acquisition electrical signal simulation amount, electrical signal simulation amount is converted into data signal analog quantity, and store data signal analog quantity and moment;Data signal analog quantity and moment are transferred to computer by record memory device, and computer is according to data signal analog quantity and moment generation output result.Temperature sensor is connected by the embodiment of the present invention by dismountable mode with locomotive component, and temperature sensor is only connected on the part for need test temperature, and space is saved compared with being respectively fixedly connected with temperature sensor on all parts of locomotive;Measuring accuracy is improved by temperature sensor collecting temperature, full-time storage and process temperature information improve counting accuracy and locomotive operation safety respectively by record memory device and computer.
Description
Technical field
The present embodiments relate to locomotive manufacturing field, more particularly to a kind of locomotive component temperature monitoring recording method and it is
System.
Background technology
With the rapid development of railway traffic cause, locomotive manufacturing industry has also welcome tremendous opportunity to develop, in locomotive
The test run stage, locomotive component change, locomotive operation circuit replace and unit failure incubation period terminate when, it is necessary to
The temperature of target component to be detected in locomotive is tested so as to fault detect.
In the prior art, the method for testing each part temperatures in locomotive has following three kinds:1) glued on the surface of locomotive component
Temperature test paper is pasted, the historical high temperature of the locomotive part in the process of running is measured by temperature test paper;2) mesh to be detected
Mark part is respectively fixedly connected with temperature sensor, by traction control unit (Traction Control Unit, abbreviation TCU) or
The part of the Train Control management systems such as Main Processor Unit (Main Processor Unit, abbreviation MPU) records and handles each temperature
The temperature information that degree sensor detects;3) calculated by the voltage of the locomotive component collected, electric current equivalence and traction, control
The temperature of algorithm scheduling algorithm processed and empirical equation simulation computer car part.
Method 1) temperature test paper can only measure the historical high temperature of locomotive component, it is impossible to accurately detect the portion in real time
The temperature change of part;Method 2) due to intra-locomotive space it is limited, be respectively fixedly connected with temperature on target component to be detected
Sensor will cause intra-locomotive space nervous, cause space resources to waste;In addition, MPU or TCU are handled temperature information
Simply its part-time job, there is its one's work in Train Control management system, because MPU and TCU carries out this
The information and logic of the processing of duty need of work are numerous so that the allowance that does not calculate and store implements early warning of passing into others' hands, can be according to
Whether generation device protection even locomotive protection is determined in normal range (NR) according to temperature.MPU or TCU is in process temperature information mistake
Abnormal protection will be produced by occurring mistake in journey, and the abnormal protection can have a strong impact on its one's work, cause Train Control management system
System is disorderly, or even influences locomotive operation safety;If the in addition, temperature sensor being respectively fixedly connected with target component to be detected
When passing into others' hands, the temperature information of mistake will be transferred to Train Control management system by MPU or TCU, further influence locomotive
Traffic safety;Method 3) temperature that temperature and the locomotive component of simulation computer car part are actual has larger error.Therefore,
In existing test locomotive there is precision, intra-locomotive space anxiety and locomotive operation safety in the method for each part temperatures
Problem, further, since temperature sensor is fixedly connected with target component to be detected, then easily caused when dismantling temperature sensor
The damage of temperature sensor, and be fixed again and be connected to the operations of other target components to be detected and need longer time to disappear
Consumption, causes locomotive component temperature survey efficiency low, and measurement cost is high.
The content of the invention
The embodiment of the present invention provides a kind of locomotive component temperature monitoring recording method and system, to save intra-locomotive sky
Between, temperature test computational accuracy, locomotive operation safety, temperature survey efficiency are improved, reduces measurement cost.
The one side of the embodiment of the present invention is to provide a kind of locomotive component temperature monitoring recording method, including:
The temperature of temperature sensor collection locomotive component simultaneously produces electrical signal simulation amount, and the temperature sensor is with detachable
Mode be connected with the locomotive component, the quantity of the temperature sensor is less than or equal to the locomotive for needing temperature detection
The sum of part;
At the time of record memory device obtains the electrical signal simulation amount and records the acquisition electrical signal simulation amount, by institute
State electrical signal simulation amount and be converted to data signal analog quantity, and store the data signal analog quantity and the moment;
The data signal analog quantity and the moment are transferred to computer by the record memory device, so that the meter
Calculation machine is according to the data signal analog quantity and moment generation output result.
The other side of the embodiment of the present invention is to provide a kind of locomotive component temperature monitoring record system, including:
Temperature sensor, for gathering the temperature of locomotive component and producing electrical signal simulation amount, the temperature sensor with
Dismountable mode is connected with the locomotive component, and the quantity of the temperature sensor is less than or equal to the institute for needing temperature detection
State the sum of locomotive component;
Record memory device, for obtain the electrical signal simulation amount and recording obtain the electrical signal simulation amount when
Carve, the electrical signal simulation amount is converted into data signal analog quantity, and store the data signal analog quantity and the moment;
Computer, for the data signal analog quantity for receiving the record memory device transmission and the moment, and
According to the data signal analog quantity and moment generation output result.
Locomotive component temperature monitoring recording method provided in an embodiment of the present invention and system, by dismountable mode by temperature
Degree sensor is connected with locomotive component, and temperature sensor is only connected on the part for need test temperature, is dismantled after the completion of test
Temperature sensor, compared with being respectively fixedly connected with temperature sensor on target component to be detected, save intra-locomotive space;
The temperature of locomotive component is gathered by temperature sensor, compared to passing through temperature test paper test temperature and simulation computer car portion
The temperature of part improves measuring accuracy, passes through record memory device and the full-time storage of computer difference and process temperature information, phase
Than in intra-locomotive TCU or MPU it is part-time record and process temperature information, improve counting accuracy, and locomotive operation safety
Property, further, since temperature sensor is connected with locomotive component temporarily, then dismantles temperature sensor and it is attached temporarily to other again
The operation of target component to be detected needs shorter time, improves locomotive component temperature survey efficiency, save measurement into
This.
Brief description of the drawings
Fig. 1 is locomotive component temperature monitoring recording method flow chart provided in an embodiment of the present invention;
Fig. 2 is the data structure diagram stored in the record memory device that another embodiment of the present invention provides;
Fig. 3 is the schematic diagram of the excel lists for the computer export that another embodiment of the present invention provides;
Fig. 4 is the oscillogram for the computer export that another embodiment of the present invention provides;
Fig. 5 is the structure chart of locomotive component temperature monitoring record system provided in an embodiment of the present invention;
Fig. 6 is the structure chart for the locomotive component temperature monitoring record system that another embodiment of the present invention provides.
Embodiment
Fig. 1 is locomotive component temperature monitoring recording method flow chart provided in an embodiment of the present invention.The embodiment of the present invention carries
The locomotive component temperature monitoring recording method step of confession is as follows:
Step S101, temperature sensor gathers the temperature of locomotive component and produces electrical signal simulation amount, the TEMP
Device is removably connected with the locomotive component, and the quantity of the temperature sensor, which is less than or equal to, needs temperature detection
The locomotive component sum;
The temperature sensor includes the galvanic couple type temperature sensor of multiple different ranges.
The embodiment of the present invention preferably using 4 different ranges galvanic couple type temperature sensor removably respectively with
4 parts connection of intra-locomotive, according to test needs, 4 galvanic couple type temperature sensors are dismantled after the completion of to be tested, and will
It is connected with intra-locomotive remaining part, to test the temperature of other 4 parts;In addition, the galvanic couple type temperature of 4 different ranges
Degree sensor can not simultaneously use, and the part that intra-locomotive need not be tested can be not connected to the galvanic couple type temperature sensor.
Dismountable mode refer specifically to by clip and magnetite by galvanic couple type temperature sensor be temporarily fixed on locomotive component so as to
Fast quick-detach.The temperature sensor being connected on locomotive component gathers the temperature of the part in real time, specially produces the part
Thermal signal be transformed into electrical signal simulation amount.
Step S102, record memory device, which obtains the electrical signal simulation amount and recorded, obtains the electrical signal simulation amount
At the moment, the electrical signal simulation amount is converted into data signal analog quantity, and store the data signal analog quantity and it is described when
Carve;
Temperature sensor in step S101 has foot by wired mode linkage record storage device, record memory device
The data wire that enough interface grafting are connected with temperature sensor, record memory device is outside between the machinery of locomotive, and the record is deposited
Storage device obtain temperature sensor caused by electrical signal simulation amount, a certain interface to electrical signal simulation amount just represent with should
The temperature information of the connected locomotive component of interface, data signal analog quantity is converted to by electrical signal simulation amount, is allowed in error
In the range of, rationally think to get the electric signal mould with record memory device at the time of temperature sensor produces electrical signal simulation amount
It is synchronization at the time of analog quantity, record memory device records while the electrical signal simulation amount is obtained obtains moment, logarithm
Word signal mode analog quantity and the acquisition moment are stored in a manner of one-to-one.
The data signal analog quantity and the moment are transferred to computer by step S103, described record memory device,
So that the computer is according to the data signal analog quantity and moment generation output result.
The data signal analog quantity and the moment are transferred to computer by the record memory device to be included:The note
Record storage device and the data signal analog quantity and the moment are transferred to by computer by USB heads transmission data wire.
Record memory device is connected with computer by USB head transmission data wires, and will by the USB heads transmission data wire
The data signal analog quantity and corresponding record moment stored in record memory device is transferred to computer, so as to computer
The data signal analog quantity and record moment are handled, and it is defeated according to the data signal analog quantity and the generation of record moment
Go out result.
Temperature sensor is connected by the embodiment of the present invention by dismountable mode with locomotive component, only is needing to test temperature
Temperature sensor is connected on the part of degree, temperature sensor is dismantled after the completion of test, with consolidating respectively on target component to be detected
Surely connection temperature sensor is compared, and saves intra-locomotive space;The temperature of locomotive component is gathered by temperature sensor, is compared
Measuring accuracy is improved in the temperature by temperature test paper test temperature and simulation computer car part, is filled by record storage
Put storage full-time with computer difference and process temperature information, record part-time compared to intra-locomotive TCU or MPU and treatment temperature
Information, counting accuracy, and locomotive operation safety are improved, further, since temperature sensor connects with locomotive component temporarily
Connecing, then it is attached temporarily to operating for other target components to be detected by dismounting temperature sensor again needs the shorter time,
Locomotive component temperature survey efficiency is improved, saves measurement cost.
Fig. 2 is the data structure diagram stored in the record memory device that another embodiment of the present invention provides;Fig. 3 is the present invention
The schematic diagram of the excel lists for the computer export that another embodiment provides;Fig. 4 is the calculating that another embodiment of the present invention provides
The oscillogram of machine output.On the basis of above-described embodiment, the record memory device judges the electrical signal simulation amount;If institute
State electrical signal simulation amount and exceed threshold value, then the record memory device produces warning message.
After record memory device gets electrical signal simulation amount, the electrical signal simulation amount is judged, if the electric signal
Analog quantity illustrates the temperature of detected locomotive component beyond normal temperature range, continuing detection will beyond threshold value
Temperature sensor may be caused to be damaged, now record memory device is by the buzzer alert itself installed, with
Just tester dismantles temperature sensor immediately after hearing warning message, avoids damaging temperature sensor.
In addition, when the temperature sensor connected on target component to be detected passes into others' hands temporarily, record memory device
Loose contact can be produced to pass into others' hands alarm, tester hears loose contact to pass into others' hands after alarm to take corresponding measure immediately;Meanwhile this
In inventive embodiments temporarily when the temperature sensor connected on target component to be detected passes into others' hands, the temperature information of mistake
Record memory device is only transmitted to, Train Control management system can't be transferred to, also do not interfere with locomotive operation safety.
Further, since the temperature sensor connected temporarily on target component to be detected passes into others' hands, record memory device
The temperature information received can exceed overtemperature prote value or low-temperature protection value, and now, record memory device preferentially produces overtemperature report
Alert, regeneration loose contact is passed into others' hands alarm.
The record memory device, which obtains the electrical signal simulation amount, to be included:The record memory device foundation is pre-set
Startup time start to obtain the electrical signal simulation amount;The record memory device terminates constantly according to hanging up for pre-setting
Obtain the electrical signal simulation amount.
Record memory device in the embodiment of the present invention is specially 51 single-chip microcomputers, has control program in 51 single-chip microcomputer, is led to
Crossing the control program can set record memory device to obtain the Startup time of electrical signal simulation amount from temperature sensor and hang up
At the moment, specially carve on startup and start to obtain the electrical signal simulation amount, terminate to obtain the electric signal mould constantly hanging up
Analog quantity, realize clocking capability.Fig. 2 show the data structure diagram stored in record memory device provided in an embodiment of the present invention,
Record memory device is produced with data signal analog quantity corresponding to 16 system numbers storage locomotive component temperature, and temperature sensor
At the time of electrical signal simulation amount.
The output result includes excel lists and oscillogram.
Because the data stored in record memory device are 2 system numbers, 16 system numbers are taken the form of, so tester
The meaning that this group of data represent is not aware that, therefore, it is necessary to by the data transfer stored in record memory device to computer, is had
Computer is changed to 16 system numbers, and according to the analysis protocol in computer, the data structure shown in Fig. 2 is solved
Analysis, as shown in Figure 3,4, Fig. 3 is the excel lists after parsing corresponding with Fig. 2 to the result after parsing, when understanding 20 by parsing
19 points 19 seconds, MPU break down, cause MPU skin temperatures in 5 seconds (about) to be risen sharply by 37 DEG C to 61 DEG C (about);19 divide 23 when 20
Second, the alarm of temperature detection recorder informs that failure occurs in technical staff MPU.When MPU skin temperatures are more than 55 DEG C, start buzzing
Device has the small acoustic alarm of interruption, informs that technical staff MPU breaks down, causes MPU excess temperatures, need to check record neighbouring at that time in detail
Data are to judge failure cause.When MPU skin temperatures are more than 70 DEG C, start buzzer uninterruptedly big acoustic alarm, inform technology people
Member's sensor overtemperature prote, need to extract sensor to avoid damaging.Fig. 4 is having time corresponding with Fig. 2 and temperature value is respectively
The oscillogram of reference axis generation, can intuitively find out temperature value corresponding to a certain moment, in normal operating conditions from Fig. 3,4
Under, the temperature of locomotive component is maintained in a temperature range, and when the locomotive component breaks down, its temperature may exceed should
Temperature range, similarly also illustrate, when the actual temperature of locomotive component is beyond normal temperature range, then can be concluded that the locomotive
For part there occurs failure, such as Fig. 4,19 when dividing 20 seconds when 20, MPU shell steep temperature rises, can determine whether out that MPU now occurs
Failure, the relevant information that detection part obtains in the Train Management system further checked near this fault moment, analysis MPU go out
The reason for existing failure.
The embodiment of the present invention produces warning message by record memory device, and the warning message can be specifically light-emitting diodes
The information such as pipe flicker feux rouges, screen screen flash or vibrating alert, temperature biography is dismantled immediately after finding warning message so as to tester
Sensor performs other respective handling measures, avoids damage temperature sensor or relevant device;Pass through computer export
Excel lists and oscillogram facilitate tester intuitively to find out a certain part at a time corresponding temperature value.
Fig. 5 is the structure chart of locomotive component temperature monitoring record system provided in an embodiment of the present invention.The embodiment of the present invention
The locomotive component temperature monitoring record system of offer can perform the place of locomotive component temperature monitoring recording method embodiment offer
Flow is managed, as shown in figure 5, locomotive component temperature monitoring record system 50 includes temperature sensor 51, the and of record memory device 52
Computer 53, wherein, temperature sensor 51 is used to gather the temperature of locomotive component and produces electrical signal simulation amount, and the temperature passes
Sensor is removably connected with the locomotive component, and the quantity of the temperature sensor, which is less than or equal to, needs temperature to examine
The sum for the locomotive component surveyed;Record memory device 52 is used to obtain the electrical signal simulation amount and record to obtain the electricity
At the time of signal mode analog quantity, the electrical signal simulation amount is converted into data signal analog quantity, and store the data signal mould
Analog quantity and the moment;Computer 53 is used for the data signal analog quantity for receiving record memory device transmission and described
Moment, and according to the data signal analog quantity and moment generation output result.
Temperature sensor is connected by the embodiment of the present invention by dismountable mode with locomotive component, only is needing to test temperature
Temperature sensor is connected on the part of degree, temperature sensor is dismantled after the completion of test, with consolidating respectively on target component to be detected
Surely connection temperature sensor is compared, and saves intra-locomotive space;The temperature of locomotive component is gathered by temperature sensor, is compared
Measuring accuracy is improved in the temperature by temperature test paper test temperature and simulation computer car part, is filled by record storage
Put storage full-time with computer difference and process temperature information, record part-time compared to intra-locomotive TCU or MPU and treatment temperature
Information, counting accuracy, and locomotive operation safety are improved, further, since temperature sensor connects with locomotive component temporarily
Connecing, then it is attached temporarily to operating for other target components to be detected by dismounting temperature sensor again needs the shorter time,
Locomotive component temperature survey efficiency is improved, saves measurement cost.
Fig. 6 is the structure chart for the locomotive component temperature monitoring record system that another embodiment of the present invention provides.In above-mentioned reality
On the basis of applying example, the temperature sensor 51 includes the galvanic couple type temperature sensor of multiple different ranges.
The record memory device 52 is additionally operable to judge the electrical signal simulation amount;If the electrical signal simulation amount exceeds threshold
Value, then produce warning message, so that the temperature sensor that tester's dismounting is connected with the locomotive component;Foundation is pre-set
Startup time start to obtain the electrical signal simulation amount;Terminate to obtain the electric signal mould constantly according to hanging up of pre-setting
Analog quantity.
Locomotive component temperature monitoring record system 50 also includes USB heads transmission data wire 54, and USB heads transmission data wire 54 is used
In the data signal analog quantity in the record memory device 52 and the moment are transferred into the computer 53.
Locomotive component temperature monitoring record system provided in an embodiment of the present invention can be specifically used for the above-mentioned Fig. 1 of execution and be carried
The embodiment of the method for confession, here is omitted for concrete function.
The embodiment of the present invention produces warning message by record memory device, and the warning message can be specifically light-emitting diodes
The information such as pipe flicker feux rouges, screen screen flash or vibrating alert, temperature biography is dismantled immediately after finding warning message so as to tester
Sensor performs other respective handling measures, avoids damage temperature sensor or relevant device;Pass through computer export
Excel lists and oscillogram facilitate tester intuitively to find out a certain part at a time corresponding temperature value.
In summary, temperature sensor is connected by the embodiment of the present invention by dismountable mode with locomotive component, is only existed
Need to connect temperature sensor on the part of test temperature, temperature sensor is dismantled after the completion of test, with target portion to be detected
Temperature sensor is respectively fixedly connected with part to compare, and saves intra-locomotive space;Locomotive component is gathered by temperature sensor
Temperature, improve measuring accuracy compared to the temperature by temperature test paper test temperature and simulation computer car part, lead to
Overwriting storage device and the full-time storage of computer difference and process temperature information, compared to the part-time note of intra-locomotive TCU or MPU
Simultaneously process temperature information is recorded, counting accuracy, and locomotive operation safety are improved, further, since temperature sensor and machine
Car part connects temporarily, then dismantles the operation needs that it is attached temporarily to other target components to be detected by temperature sensor again
The shorter time, locomotive component temperature survey efficiency is improved, saves measurement cost;Alarm is produced by record memory device
Information, the warning message can be specifically the information such as LED flash feux rouges, screen screen flash or vibrating alert, to test
Personnel dismantle temperature sensor after finding warning message or perform other respective handling measures immediately, avoid damage TEMP
Device or relevant device;Tester is facilitated intuitively to find out that a certain part exists by the excel lists and oscillogram of computer export
Temperature value corresponding to a certain moment.
In several embodiments provided by the present invention, it should be understood that disclosed apparatus and method, it can be passed through
Its mode is realized.For example, device embodiment described above is only schematical, for example, the division of the unit, only
Only a kind of division of logic function, there can be other dividing mode when actually realizing, such as multiple units or component can be tied
Another system is closed or is desirably integrated into, or some features can be ignored, or do not perform.It is another, it is shown or discussed
Mutual coupling or direct-coupling or communication connection can be the INDIRECT COUPLINGs or logical by some interfaces, device or unit
Letter connection, can be electrical, mechanical or other forms.
The unit illustrated as separating component can be or may not be physically separate, show as unit
The part shown can be or may not be physical location, you can with positioned at a place, or can also be distributed to multiple
On NE.Some or all of unit therein can be selected to realize the mesh of this embodiment scheme according to the actual needs
's.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, can also
That unit is individually physically present, can also two or more units it is integrated in a unit.Above-mentioned integrated list
Member can both be realized in the form of hardware, can also be realized in the form of hardware adds SFU software functional unit.
The above-mentioned integrated unit realized in the form of SFU software functional unit, can be stored in one and computer-readable deposit
In storage media.Above-mentioned SFU software functional unit is stored in a storage medium, including some instructions are causing a computer
It is each that equipment (can be personal computer, server, or network equipment etc.) or processor (processor) perform the present invention
The part steps of embodiment methods described.And foregoing storage medium includes:USB flash disk, mobile hard disk, read-only storage (Read-
Only Memory, ROM), random access memory (Random Access Memory, RAM), magnetic disc or CD etc. it is various
Can be with the medium of store program codes.
Those skilled in the art can be understood that, for convenience and simplicity of description, only with above-mentioned each functional module
Division progress for example, in practical application, can be complete by different functional modules by above-mentioned function distribution as needed
Into the internal structure of device being divided into different functional modules, to complete all or part of function described above.On
The specific work process of the device of description is stated, the corresponding process in preceding method embodiment is may be referred to, will not be repeated here.
Finally it should be noted that:Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations;To the greatest extent
The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that:Its according to
The technical scheme described in foregoing embodiments can so be modified, either which part or all technical characteristic are entered
Row equivalent substitution;And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (9)
- A kind of 1. locomotive component temperature monitoring recording method, it is characterised in that including:The temperature of temperature sensor collection locomotive component simultaneously produces electrical signal simulation amount, and the temperature sensor is with dismountable side Formula is connected with the locomotive component, and the quantity of the temperature sensor is less than or equal to the locomotive component for needing temperature detection Sum;At the time of record memory device obtains the electrical signal simulation amount and records the acquisition electrical signal simulation amount, by the electricity Signal mode analog quantity is converted to data signal analog quantity, and stores the data signal analog quantity and the moment;The data signal analog quantity and the moment are transferred to computer by the record memory device, so that the computer According to the data signal analog quantity and moment generation output result;The record memory device judges the electrical signal simulation amount;If the electrical signal simulation amount exceeds threshold value, the record memory device produces overtemperature alarm;When the temperature sensor connected on target component to be detected passes into others' hands temporarily, the record memory device is preferentially produced Raw overtemperature alarm, regeneration loose contact are passed into others' hands alarm.
- 2. according to the method for claim 1, it is characterised in that the temperature sensor includes the galvanic couple of multiple different ranges Type temperature sensor.
- 3. according to the method for claim 1, it is characterised in that the record memory device obtains the electrical signal simulation amount Including:The record memory device starts to obtain the electrical signal simulation amount according to the Startup time pre-set;The record memory device terminates to obtain the electrical signal simulation amount constantly according to hanging up for pre-setting.
- 4. according to the method described in claim any one of 1-3, it is characterised in that the record memory device believes the numeral Number analog quantity and the moment are transferred to computer and included:The data signal analog quantity and the moment are transferred to meter by the record memory device by USB heads transmission data wire Calculation machine.
- 5. according to the method for claim 4, it is characterised in that the output result includes excel lists and oscillogram.
- A kind of 6. locomotive component temperature monitoring record system, it is characterised in that including:Temperature sensor, for gathering the temperature of locomotive component and producing electrical signal simulation amount, the temperature sensor is with removable The mode unloaded is connected with the locomotive component, and the quantity of the temperature sensor is less than or equal to the machine for needing temperature detection The sum of car part;Record memory device, for obtain the electrical signal simulation amount and record obtain the electrical signal simulation amount at the time of, will The electrical signal simulation amount is converted to data signal analog quantity, and stores the data signal analog quantity and the moment;Computer, for receiving the data signal analog quantity and the moment that the record memory device is transmitted, and foundation The data signal analog quantity and moment generation output result;The record memory device judges the electrical signal simulation amount;If the electrical signal simulation amount exceeds threshold value, the record memory device produces overtemperature alarm;When the temperature sensor connected on target component to be detected passes into others' hands temporarily, the record memory device is preferentially produced Raw overtemperature alarm, regeneration loose contact are passed into others' hands alarm.
- 7. locomotive component temperature monitoring record system according to claim 6, it is characterised in that the temperature sensor bag Include the galvanic couple type temperature sensor of multiple different ranges.
- 8. locomotive component temperature monitoring record system according to claim 7, it is characterised in that the record memory device Start to obtain the electrical signal simulation amount according to the Startup time pre-set;Terminate to obtain constantly according to hanging up of pre-setting The electrical signal simulation amount.
- 9. the locomotive component temperature monitoring record system according to claim any one of 6-8, it is characterised in that also include:USB head transmission data wires, for the data signal analog quantity in the record memory device and the moment to be passed It is defeated to arrive the computer.
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JPS62170827A (en) * | 1986-01-23 | 1987-07-27 | Mitsubishi Electric Corp | Temperature measuring instrument |
CN101055226A (en) * | 2007-04-27 | 2007-10-17 | 株洲南车时代电气股份有限公司 | Internal combustion engine supercharger temperature detection method and device |
CN201429473Y (en) * | 2009-06-26 | 2010-03-24 | 徐德华 | Fireworks and crackers temperature automatic monitoring recorder |
CN101598528A (en) * | 2009-07-03 | 2009-12-09 | 葛洲坝集团试验检测有限公司 | A kind of dynamic signal acquisition processing device |
CN201622133U (en) * | 2010-04-09 | 2010-11-03 | 浙江伦特机电有限公司 | Magnetic force surface temperature sensor |
CN202008405U (en) * | 2011-03-31 | 2011-10-12 | 北京奔龙铁道电气设备有限公司 | Absorption type temperature sensor of railway locomotive |
CN103072761A (en) * | 2013-02-01 | 2013-05-01 | 姬志刚 | Fruit box with storage environment temperature indicating function |
CN103884440A (en) * | 2014-03-03 | 2014-06-25 | 河海大学文天学院 | Multi-channel temperature remote collecting display system |
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