CN209311910U - A kind of subway train digital quantity input debugging apparatus - Google Patents
A kind of subway train digital quantity input debugging apparatus Download PDFInfo
- Publication number
- CN209311910U CN209311910U CN201822114768.8U CN201822114768U CN209311910U CN 209311910 U CN209311910 U CN 209311910U CN 201822114768 U CN201822114768 U CN 201822114768U CN 209311910 U CN209311910 U CN 209311910U
- Authority
- CN
- China
- Prior art keywords
- digital quantity
- subway train
- interior
- debugging apparatus
- voltage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model provides a kind of subway train digital quantity input debugging apparatus, including external power source interface, voltage comparator circuit, interior power interface and the master switch opened or closed for controlling debugging apparatus general supply；The external power source interface connects subway train car digital quantity signal connector, and the car power interface connects subway train car power supply；When test, by the way that by interior plant-grid connection debugging apparatus, by comparing to the signal in tested connector with interior voltage, if voltage class is consistent, indicator light is lighted, if grade is inconsistent, indicator light extinguishes.Signal lead when the technical solution of the utility model solves subway train in the prior art debugging in train is complicated, and length is longer, the problem of causing payment to a porter process difficulty very big, waste a large amount of human resources.
Description
Technical field
The utility model relates to railcar technical fields, specifically, more particularly to a kind of subway train digital quantity it is defeated
Enter debugging apparatus.
Background technique
A large amount of digital quantity signal acquisition and output equipment are needed in subway train in practical debugging process, wiring is complicated,
Car debugging and measurement difficulty are larger.If interior wiring error, then directly to device power, it is easy to cause the damage of equipment
It is bad.
The subway train adjustment method generallyd use at present is to carry out school line using multimeter, is existed using multimeter school line
Following problem:
(1) cab signal walks wire length, and tens meters easily of a signal wire, multimeter measuring probe is shorter, need to extend probe into
Row measurement, difficulty are larger；
(2) cab signal wiring is complicated, needs to test each group of cable with the presence or absence of short circuit situation, and its complexity；
(3) test inaccuracy, environment inside car are complicated, and multimeter is easy to measuring error in measurement process in the car；
(4) since the signal lead in train is complicated, and length is longer, causes payment to a porter process difficulty very big, and waste is big
Measure human resources.
Digital quantity input debugging tool has generally used in the actual production process, but is directed to the reality of subway train
Border has no the debugging apparatus.
Summary of the invention
Signal lead when being debugged according to existing subway train set forth above in train is complicated, and length is longer, causes
The technical issues of payment to a porter process difficulty is very big, wastes a large amount of human resources, and a kind of subway train digital output debugging is provided
Device, can fast verification car digital data acquisition signal wiring quality, prevent wiring error from leading to equipment damage.
The technological means that the utility model uses is as follows:
A kind of subway train digital quantity input debugging apparatus, comprising: external power source interface, voltage comparator circuit, interior electricity
Source interface and the master switch opened or closed for controlling debugging apparatus general supply；The external power source interface connection subway column
Vehicle car digital quantity signal connector, the car power interface connect subway train car power supply；
When test, by the way that by interior plant-grid connection debugging apparatus, voltage comparator circuit passes through to measured interior digital quantity
The output voltage of signal connector and interior voltage compare, then export high level, driving indicator light is bright, if voltage is different
It causes, then exports low level, indicator light extinguishes.
Further, the voltage comparator circuit is provided with the indicator light for showing output result and is used for as instruction
The resistance of lamp current limliting.
Further, the external power source interface is and the interior matched connector of digital quantity signal connector.
Further, the interior power interface is the connector to match with interior power supply.
Compared with the prior art, the utility model has the following beneficial effects:
The device carries out interior by the combination of easy voltage comparator circuit, mechanical switch and connector and indicator light
Signal imitation can directly drive the digital quantity signal in train.It plays a key effect at train debugging initial stage, it is possible to reduce adjust
It tries the time, reduce the damage to equipment.
The utility model can be widely popularized in fields such as railcars based on the above reasons.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is done simply to introduce, it should be apparent that, the accompanying drawings in the following description is
Some embodiments of the utility model, for those of ordinary skill in the art, in the premise of not making the creative labor property
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is utility model device structure chart.
Fig. 2 is utility model device car power interface circuit figure.
Fig. 3 is utility model device voltage comparator circuit figure.
Fig. 4 is utility model device external power source interface circuit diagram.
Specific embodiment
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is only the utility model a part of the embodiment, instead of all the embodiments.Below at least one example
The description only actually of property embodiment be it is illustrative, never as to the utility model and its application or any limit used
System.Based on the embodiments of the present invention, those of ordinary skill in the art are obtained without making creative work
The every other embodiment obtained, fall within the protection scope of the utility model.
A kind of subway train digital quantity input debugging apparatus is present embodiments provided, as shown in Figure 1, connecing including external power supply
Mouth, voltage comparator circuit, interior power interface and the master switch opened or closed for controlling debugging apparatus general supply, this reality
Applying example is 110V power supply.The external power source interface connects subway train car digital quantity signal connector, the car power supply
Interface connects subway train car power supply；The voltage comparator circuit is provided with the machine for controlling digital output signal on-off
Tool switch exports the indicator light of result and for the resistance for indicator light current limliting for showing.The external power source interface is
With the interior matched connector of digital quantity signal connector.The car power interface is the connection to match with interior power supply
Device.
It is preferred that in the present embodiment, as shown in Fig. 2, the interior power interface connects using MFKDSP/4-5.08
Device is connect, 4 groups of 110V plant-grid connection mouths of connector can be used 1 square millimeter of cable access car 110V power supply, access any one
Device can work normally after group.It is equipped with the mechanical switch of a model SW-SPST simultaneously, which is debugging apparatus
Master switch, switch push the end ON, and the access of 110V general supply pushes the end OFF, and general supply is closed.
It is preferred that in the present embodiment, the voltage comparator circuit passes through to measured interior digital quantity signal connector
Output voltage and interior voltage compare, then export high level, and driving indicator light is bright, if voltage is inconsistent, exports low
Level, indicator light extinguish.As shown in figure 3, voltage comparator circuit is equipped with the green LED indicator lamp and 91K current limliting of straight cutting simultaneously
Resistance, indicator light circuit indicate the state of input signal, LED indication when having signal input for showing test result
Lamp lights, and when not having signal input, indicator light extinguishes.
It is preferred that in the present embodiment, as shown in figure 4, the external power source interface uses 09062486826 connector,
The connector has 48 needles, and 24 stitch therein has been used to export in the present embodiment for digital quantity signal.The connector can
It is carried out with direct and interior connector to inserting, the digital quantity signal of corresponding pin can be tested after insertion.
By the way that by interior plant-grid connection debugging apparatus, voltage comparator circuit is by connecting measured interior digital quantity signal
The output voltage of device and interior voltage compare, then export high level, driving indicator light is bright, defeated if voltage is inconsistent
Low level out, indicator light extinguish.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that:
It can still modify to technical solution documented by previous embodiment, or to some or all of the technical features
It is equivalently replaced；And these are modified or replaceed, the utility model embodiment that it does not separate the essence of the corresponding technical solution
The range of technical solution.
Claims (4)
1. a kind of subway train digital quantity inputs debugging apparatus characterized by comprising external power source interface, voltage are more electric
Road, interior power interface and the master switch opened or closed for controlling debugging apparatus general supply；The external power source interface
Subway train car digital quantity signal connector is connected, the car power interface connects subway train car power supply；
When test, by the way that by interior plant-grid connection debugging apparatus, voltage comparator circuit passes through to measured interior digital quantity signal
The output voltage of connector and interior voltage compare, then export high level, and driving indicator light is bright, if voltage is inconsistent,
Low level is then exported, indicator light extinguishes.
2. subway train digital quantity according to claim 1 inputs debugging apparatus, which is characterized in that the voltage is more electric
Road, which is provided with, exports the indicator light of result and for the resistance for indicator light current limliting for showing.
3. subway train digital quantity according to claim 1 inputs debugging apparatus, which is characterized in that the external power supply connects
Mouthful be and the interior matched connector of digital quantity signal connector.
4. subway train digital quantity according to claim 1 inputs debugging apparatus, which is characterized in that the car power supply connects
Mouth is the connector to match with interior power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822114768.8U CN209311910U (en) | 2018-12-14 | 2018-12-14 | A kind of subway train digital quantity input debugging apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822114768.8U CN209311910U (en) | 2018-12-14 | 2018-12-14 | A kind of subway train digital quantity input debugging apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209311910U true CN209311910U (en) | 2019-08-27 |
Family
ID=67677201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822114768.8U Expired - Fee Related CN209311910U (en) | 2018-12-14 | 2018-12-14 | A kind of subway train digital quantity input debugging apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209311910U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109387738A (en) * | 2018-12-14 | 2019-02-26 | 大连科技学院 | A kind of subway train debugging apparatus |
-
2018
- 2018-12-14 CN CN201822114768.8U patent/CN209311910U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109387738A (en) * | 2018-12-14 | 2019-02-26 | 大连科技学院 | A kind of subway train debugging apparatus |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104181915B (en) | A kind of testing device for motor controller and method | |
| CN109254224A (en) | A kind of open circuit of the communications cable, misconnection line sequence measurement method and system | |
| CN206209081U (en) | A kind of Auto-Test System of power module | |
| CN107819643A (en) | A kind of automatic test device | |
| CN108983077A (en) | A kind of circuit board testing system and test method based on JTAG link | |
| CN209311910U (en) | A kind of subway train digital quantity input debugging apparatus | |
| CN206848394U (en) | A kind of simulation test platform based on alternating-current charging pile | |
| CN209182454U (en) | A kind of subway train digital output debugging apparatus | |
| CN205079787U (en) | Comprehensive tester metrological verification system and adapter and measurement test platform | |
| CN109387738A (en) | A kind of subway train debugging apparatus | |
| CN205983210U (en) | Detecting system of magnetic suspension controller | |
| CN110118911A (en) | USBC cable test circuit | |
| CN106200623B (en) | The semi-physical simulation test device of reactor core measuring system logic module | |
| CN206193529U (en) | Electrical system diagnoses case | |
| CN211293216U (en) | Terminal detection mechanism that targets in place | |
| CN209028194U (en) | A kind of electric fast-pulse group immunity test system of rail traffic vehicles | |
| CN207215868U (en) | A kind of circuit board testing device | |
| CN106501705A (en) | Traction integrated system protection CPU board automatic checkout system and its detection method | |
| CN108075948A (en) | A kind of In-vehicle networking management consistency test device and its method | |
| CN203630159U (en) | Testing opening of comprehensive testing system | |
| CN112798939B (en) | Testing device | |
| CN208767005U (en) | A kind of display device and jig | |
| CN106338300A (en) | Comprehensive test apparatus and test method for electronic Instrument and bus module of trolleybus | |
| CN107765130B (en) | Embedded train Beam Detector based on FPGA | |
| CN206639036U (en) | A kind of entire car controller test fixture |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190827 Termination date: 20201214 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |