CN208621965U - Electronics execution unit fault diagnosis and O&M device - Google Patents
Electronics execution unit fault diagnosis and O&M device Download PDFInfo
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- CN208621965U CN208621965U CN201821516752.3U CN201821516752U CN208621965U CN 208621965 U CN208621965 U CN 208621965U CN 201821516752 U CN201821516752 U CN 201821516752U CN 208621965 U CN208621965 U CN 208621965U
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- placing device
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- 238000003745 diagnosis Methods 0.000 title claims abstract description 24
- 230000005611 electricity Effects 0.000 claims description 7
- 230000003993 interaction Effects 0.000 claims description 6
- 230000001629 suppression Effects 0.000 claims description 3
- 230000001052 transient effect Effects 0.000 claims description 3
- 230000002452 interceptive effect Effects 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 abstract description 17
- 241001269238 Data Species 0.000 abstract description 2
- 230000006978 adaptation Effects 0.000 abstract description 2
- 238000004891 communication Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000011664 signaling Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000006399 behavior Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
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Abstract
The utility model discloses a kind of electronics execution unit fault diagnosises and O&M device, including control circuit, telecommunication circuit, CAN interface circuit, ethernet interface circuit, switch acquisition interface circuit and analog acquisition interface circuit, the CAN interface circuit, ethernet interface circuit, switch acquisition interface circuit and analog acquisition interface circuit are electrically connected with the telecommunication circuit, and the telecommunication circuit is electrically connected to the control circuit.Pass through setting CAN interface circuit, ethernet interface circuit, switch acquisition interface circuit and analog acquisition interface circuit, so as to go the various status datas of full list execution unit to be acquired, thus solve presently, there are monitoring machine monitoring mode it is single, single to the adaptation of application environment.
Description
Technical field
The utility model relates to railway signal control fields, and in particular, to a kind of electronics execution unit fault diagnosis with
O&M device.
Background technique
Currently, existing all-electronin execution unit status monitoring mode, the problem of being primarily present following three aspect:
First is that presently, there are all-electronin execution unit condition monitoring system it is not independent, simply by all-electronin execution unit
Internal monitoring fault message simultaneously provides status display by microcomputer detecting system, and such method is poor in the presence of monitoring independence, can not
Provide the independent monitoring of third party.
Second is that monitoring data acquisition source is single, data mainly include the status data of all-electronin execution unit content, not
The data such as unified acquisition equipment operating environment data, Current Voltage parameter.
Third is that not carrying out real-time intelligent processing analysis to data, the dimension of science can not be provided before equipment fault influences use
Protect opinion.For the ease of maintenance, all-electronin execution unit monitoring system alarm information is divided to two aspects at present: first is that for full electricity
The failure that sub- execution unit itself can determine, issues monitoring machine for warning message by way of communication, has monitoring machine to provide
Alarm；The other is execution unit is not communicated or is issued the data of interlocking machine, it will by interlocking machine if data are incorrect
Warning message issues monitoring machine, has monitoring machine to provide alarm.
Utility model content
The purpose of this utility model is that in view of the above-mentioned problems, proposing a kind of electronics execution unit fault diagnosis and O&M
Device, to realize at least part of solution problems of the prior art.
In order to achieve the above purposes, the technical solution adopted by the utility model is:
A kind of electronics execution unit fault diagnosis and O&M device, including control circuit, telecommunication circuit, CAN interface circuit,
Ethernet interface circuit, switch acquisition interface circuit and analog acquisition interface circuit, the CAN interface circuit, Ethernet
Interface circuit, switch acquisition interface circuit and analog acquisition interface circuit are electrically connected with the telecommunication circuit, described logical
Letter circuit is electrically connected to the control circuit.
It preferably, further include human-computer interaction device, the human-computer interaction device is electrically connected to the control circuit.
Preferably, the CAN interface circuit, including 5 channels CAN, the baud rate of the CAN interface circuit are
500Kbps。
Preferably, the ethernet interface circuit, including 2 100 m ethernet interface channels.
Preferably, the switch acquisition interface circuit, using switch acquisition plate, the number of the switch acquisition plate
It is 1 to 4.
Preferably, the analog acquisition interface circuit, using analog acquisition plate, the number of the analog acquisition plate
It is 1 to 4.
Preferably, the control circuit includes power circuit, control chip, storage control circuit and memory, the electricity
Source circuit is electrically connected with control chip, and the memory is electrically connected by the storage control circuit with the control chip.
Preferably, the analog acquisition interface circuit, including, transport and placing device U27A, transport and placing device U27B and transport and placing device U27C,
Series resistance R89 and resistance R94 between the inverting input terminal and ground of the transport and placing device U27A, inductance H2B is in parallel with resistance R94,
Series resistance R96 between the inverting input terminal and output end of the transport and placing device U27A, the non-inverting input terminal of the transport and placing device U27A
Ground connection, series resistance R110, the amplifier between the transport and placing device U27A and output end and the inverting input terminal of transport and placing device U27B
The non-inverting input terminal of series resistance R115 between the inverting input terminal and output end of device U27B, the transport and placing device U27B are grounded, institute
Series resistance R109 between the reverse input end of transport and placing device U27B and the output end of transport and placing device U27C is stated, the transport and placing device U27C's
The non-inverting input terminal of series resistance R118 between output end and reverse input end, the transport and placing device U27C are grounded, the transport and placing device
The inverting input terminal of U27C is connect with the adjustable end of slide rheostat W2, two fixing ends of slide rheostat W2 respectively with it is two-way
The both ends of Transient Suppression Diode connect, and slide rheostat W2 and resistance R116 are connected between power supply VCC and ground.
The technical solution of the utility model has the advantages that
The technical solution of the utility model is connect by setting CAN interface circuit, ethernet interface circuit, switch acquisition
Mouth circuit and analog acquisition interface circuit, so as to go the various status datas of full list execution unit to be acquired, from
And solve the problems, such as presently, there are monitoring machine monitoring mode it is single, to application environment adaptation it is single.
Below by drawings and examples, the technical solution of the utility model is described in further detail.
Detailed description of the invention
Fig. 1 is the structural block diagram of electronics execution unit fault diagnosis and O&M device described in the utility model embodiment；
Fig. 2 is specifically used for electronics execution unit fault diagnosis and O&M device described in the utility model embodiment
Structural block diagram；
Fig. 3 is the electronics of control circuit in electronics execution unit fault diagnosis described in the embodiment of the present invention and O&M device
Circuit diagram；
Fig. 4 is ethernet interface circuit in electronics execution unit fault diagnosis described in the embodiment of the present invention and O&M device
Electronic circuitry；
Fig. 5 and Fig. 6 is CAN interface electricity in electronics execution unit fault diagnosis described in the embodiment of the present invention and O&M device
The electronic circuitry on road；
Fig. 7 and Fig. 8 is that electronics execution unit fault diagnosis described in the embodiment of the present invention is adopted with analog quantity in O&M device
Collect the electronic circuitry of interface circuit；
Fig. 9 is switch acquisition interface in electronics execution unit fault diagnosis described in the embodiment of the present invention and O&M device
The electronic circuitry of circuit.
Specific embodiment
It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
As shown in Figure 1, a kind of electronics execution unit fault diagnosis and O&M device, including control circuit, telecommunication circuit,
CAN interface circuit, ethernet interface circuit, switch acquisition interface circuit and analog acquisition interface circuit, CAN interface electricity
Road, ethernet interface circuit, switch acquisition interface circuit and analog acquisition interface circuit are electrically connected with telecommunication circuit, are led to
Letter circuit is electrically connected with control circuit.Electronics execution unit fault diagnosis and O&M device use embedded system technology.
It preferably, further include human-computer interaction device, human-computer interaction device is electrically connected with control circuit.Human-computer interaction device,
It can be touch screen, be also possible to separately positioned input unit and display screen, input unit such as keyboard or mouse etc..It provides complete
Electronics execution unit failure mode, the input of data reasoning rule, editor and modification function, can be to the failure kind in memory
Class, mode data and analysis ratiocination rule are safeguarded.
Preferably, CAN interface circuit, including 5 channels CAN, the baud rate of CAN interface circuit are 500Kbps.CAN connects
Mouth accesses all-electronin execution unit communication bus by CAN bus and is set as 500Kbps baud rate by the way of monitoring, is adopted
With standard frame format or Extended Superframe Format, order, status data and the monitoring of all all-electronin execution units in bus are monitored
Data.Collected valid data are sent to telecommunication circuit.CAN interface circuit only receives the data monitored by CAN bus, and
CAN bus is not sent data to, that secondary personal guarantee does not influence the safety of former security system.
Preferably, ethernet interface circuit, including 2 100 m ethernet interface channels.Ethernet interface passes through interchanger
It accesses interlock system A/B and controls Ethernet, monitor the job command and state of entire signal system, and by collected significant figure
According to being sent to telecommunication circuit.
Preferably, switch acquisition interface circuit, using switch acquisition plate, the number of switch acquisition plate is 1 to 4
It is a.Switch acquisition plate is open-ended modularity switch acquisition plate, and each collection plate can acquire 48 way switch amount information.It opens
It is packaged circuit board that collection plate is measured in pass.
Switch acquisition interface circuit acquires switching value information by way of acquiring connection point on-off, is provided by acquisition interface
Power supply is acquired, acquisition filament burn out contact, track switch action launching contact, track switch are determined table contact, anti-table contact, track condition and connect
Point and smoke sensor device, water sensor or entrance guard sensor contact information.And the information of acquisition is sent to communication electricity
Road.
Preferably, analog acquisition interface circuit, using analog acquisition plate, the number of analog acquisition plate is 1 to 4
It is a.Analog acquisition plate is open-ended modularity analog acquisition plate, and each analog acquisition plate can acquire 32 tunnel analog quantitys
Information.Analog acquisition plate is packaged circuit board.
The sensor connection of analog acquisition interface circuit and each collection point acquires each analog quantity letter by way of AD
Breath, comprising: power source for switch operation voltage, electric current, power source for switch indication voltage, electric current, signal lighting supply voltage, electric current, rail
Road circuit power voltage, electric current, other supply voltages, electric current, switch normal indication AC and DC voltage, switch reverse indication friendship,
DC voltage, track switch action launching electric current, track circuit voltage, semaphore voltage, current information, semaphore voltage, electric current letter
Breath, temperature and humidity, pressure information.And the information of acquisition is sent to telecommunication circuit.
Preferably, as shown in Fig. 2, control circuit includes, power circuit controls chip (CPU), storage control circuit and deposits
Reservoir, power circuit are electrically connected with control chip, and memory is electrically connected by storage control circuit with control chip.Memory is most
Low capacity is 500G, is mainly used for storing all-electronin execution unit status data and running environment data.Control circuit can adopt
With minimum single chip circuit, or minimum DSP control circuit etc..
The data of CAN interface circuit acquisition specifically include, and track switch control unit receives fixed behaviour, anti-behaviour's order, track switch control
What unit processed uploaded determines table status, the anti-table status that track switch control unit uploads, the power supply status that track switch control unit uploads, road
The self-checking circuit state that control unit of branching off uploads, signaling control unit receive lighting order, the lighting that signal system unit uploads
State, the self-checking circuit state that signaling control unit uploads, the orbit occupancy that track element uploads go out clear state, on track element
The self-checking circuit state of biography.Wherein track switch control unit, signaling control unit and track element are that existing electronics executes list
Unit in member.
The data of ethernet interface circuit acquisition include: train operation work and electricity business maintenance command, the signal that interlocking machine uploads
Equipment indicates state.
CAN interface circuit, ethernet interface circuit, switch acquisition interface circuit and the acquisition of analog acquisition interface circuit
Data control circuit is transmitted to by telecommunication circuit, to be saved in memory.
The electronic circuitry of electronics execution unit fault diagnosis and O&M device is as shown in figs. 3 to 9.As shown in fig. 7, mould
Analog quantity acquisition interface circuit, including transport and placing device U27A, transport and placing device U27B and transport and placing device U27C, the inverting input terminal of transport and placing device U27A
The series resistance R89 and resistance R94 between ground, inductance H2B is in parallel with resistance R94, the inverting input terminal of transport and placing device U27A with it is defeated
The non-inverting input terminal ground connection of series resistance R96 between outlet, transport and placing device U27A, transport and placing device U27A and output end and transport and placing device U27B
Inverting input terminal between series resistance R110, series resistance R115 between the inverting input terminal and output end of transport and placing device U27B,
The non-inverting input terminal of transport and placing device U27B is grounded, and is connected between the reverse input end and the output end of transport and placing device U27C of transport and placing device U27B
Series resistance R118 between the output end and reverse input end of resistance R109, transport and placing device U27C, the homophase input of transport and placing device U27C
End ground connection, the inverting input terminal of transport and placing device U27C are connect with the adjustable end of slide rheostat W2, and two of slide rheostat W2 are solid
Fixed end is connect with the both ends of two-way Transient Suppression Diode respectively, slide rheostat W2 and resistance R116 be connected on power supply VCC and
Between ground.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (8)
1. a kind of electronics execution unit fault diagnosis and O&M device, which is characterized in that including control circuit, telecommunication circuit, CAN
Interface circuit, ethernet interface circuit, switch acquisition interface circuit and analog acquisition interface circuit, the CAN interface electricity
Road, ethernet interface circuit, switch acquisition interface circuit and analog acquisition interface circuit are electrically connected with the telecommunication circuit
It connects, the telecommunication circuit is electrically connected to the control circuit.
2. electronics execution unit fault diagnosis according to claim 1 and O&M device, which is characterized in that further include man-machine
Interactive device, the human-computer interaction device are electrically connected to the control circuit.
3. electronics execution unit fault diagnosis according to claim 1 or 2 and O&M device, which is characterized in that the CAN
Interface circuit, including 5 channels CAN, the baud rate of the CAN interface circuit are 500Kbps.
4. electronics execution unit fault diagnosis according to claim 1 or 2 and O&M device, which is characterized in that it is described with
Too network interface circuit, including 2 100 m ethernet interface channels.
5. electronics execution unit fault diagnosis according to claim 1 or 2 and O&M device, which is characterized in that described to open
Acquisition interface circuit is measured in pass, and using switch acquisition plate, the number of the switch acquisition plate is 1 to 4.
6. electronics execution unit fault diagnosis according to claim 1 or 2 and O&M device, which is characterized in that the mould
Analog quantity acquisition interface circuit, using analog acquisition plate, the number of the analog acquisition plate is 1 to 4.
7. electronics execution unit fault diagnosis according to claim 1 or 2 and O&M device, which is characterized in that the control
Circuit processed includes that power circuit, control chip, storage control circuit and memory, the power circuit are electrically connected with control chip
It connects, the memory is electrically connected by the storage control circuit with the control chip.
8. electronics execution unit fault diagnosis according to claim 1 or 2 and O&M device, which is characterized in that the mould
Analog quantity acquisition interface circuit, including, transport and placing device U27A, transport and placing device U27B and transport and placing device U27C, the reverse phase of the transport and placing device U27A
Series resistance R89 and resistance R94 between input terminal and ground, inductance H2B is in parallel with resistance R94, the reverse phase of the transport and placing device U27A
The non-inverting input terminal of series resistance R96 between input terminal and output end, the transport and placing device U27A is grounded, the transport and placing device U27A and
Series resistance R110 between output end and the inverting input terminal of transport and placing device U27B, the inverting input terminal of the transport and placing device U27B with it is defeated
The non-inverting input terminal of series resistance R115 between outlet, the transport and placing device U27B are grounded, the reversed input of the transport and placing device U27B
Series resistance R109 between end and the output end of transport and placing device U27C, between the output end and reverse input end of the transport and placing device U27C
The non-inverting input terminal of series resistance R118, the transport and placing device U27C are grounded, the inverting input terminal and sliding of the transport and placing device U27C
The adjustable end of rheostat W2 connects, and two fixing ends of slide rheostat W2 connect with the both ends of two-way Transient Suppression Diode respectively
It connects, slide rheostat W2 and resistance R116 are connected between power supply VCC and ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821516752.3U CN208621965U (en) | 2018-09-17 | 2018-09-17 | Electronics execution unit fault diagnosis and O&M device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821516752.3U CN208621965U (en) | 2018-09-17 | 2018-09-17 | Electronics execution unit fault diagnosis and O&M device |
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| CN208621965U true CN208621965U (en) | 2019-03-19 |
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| CN201821516752.3U Expired - Fee Related CN208621965U (en) | 2018-09-17 | 2018-09-17 | Electronics execution unit fault diagnosis and O&M device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109032118A (en) * | 2018-09-17 | 2018-12-18 | 兰州交通大学 | Electronics execution unit fault diagnosis and O&M device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109032118A (en) * | 2018-09-17 | 2018-12-18 | 兰州交通大学 | Electronics execution unit fault diagnosis and O&M device |
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Granted publication date: 20190319 Termination date: 20200917 |