CN209182454U - A kind of subway train digital output debugging apparatus - Google Patents
A kind of subway train digital output debugging apparatus Download PDFInfo
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- CN209182454U CN209182454U CN201822111019.XU CN201822111019U CN209182454U CN 209182454 U CN209182454 U CN 209182454U CN 201822111019 U CN201822111019 U CN 201822111019U CN 209182454 U CN209182454 U CN 209182454U
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- digital quantity
- debugging apparatus
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- subway train
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- 238000012360 testing method Methods 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 abstract description 7
- 235000020004 porter Nutrition 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 abstract description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
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Abstract
The utility model provides a kind of subway train digital output debugging apparatus, including external power source interface, digital quantity output 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 by interior plant-grid connection debugging apparatus, debugging apparatus controls whether digital quantity output circuit exports digital quantity signal by mechanical switch, the digital quantity signal digital quantity signal interior by external interface driving, viewing lamp shows whether result is consistent with interior virtual condition, if all consistent, test passes through.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
Debugging apparatus out.
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 output 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 output debugging apparatus, comprising: external power source interface, digital quantity output circuit, car
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, the car power interface connect subway train car power supply;
When test, by the way that by interior plant-grid connection debugging apparatus, debugging apparatus controls digital output by mechanical switch
Whether circuit exports digital quantity signal, the digital quantity signal digital quantity signal interior by external interface driving, viewing lamp
Show whether result is consistent with interior virtual condition, if all consistent, test passes through.
Further, the machinery that the digital quantity output circuit is provided with for controlling digital output signal on-off is opened
It closes, export the indicator light of result and for the resistance for indicator light current limliting for showing.
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 vehicle by the combination of easy digital quantity output circuit, mechanical switch and connector and indicator light
Interior 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
The damage of debug time, reduction 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 the circuit diagram in a channel in utility model device digital quantity output circuit.
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 output debugging apparatus is present embodiments provided, as shown in Figure 1, connecing including external power supply
Mouth, digital quantity output circuit, interior power interface and the master switch opened or closed for controlling debugging apparatus general supply, this
Embodiment is 110V power supply.The external power source interface connects subway train car digital quantity signal connector, the interior electricity
Source interface connects subway train car power supply;The digital quantity output circuit is provided with for controlling digital output signal on-off
Mechanical switch, for show output result indicator light and for the resistance for indicator light current limliting.The external power supply connects
Mouthful be and the interior matched connector of digital quantity signal connector.The car power interface is the company to match with interior power supply
Connect 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 digital quantity output circuit has 24 digital quantity output channels, as shown in figure 3,
Mechanical switch model in one of channel is SW-SPST, the on-off in the switch controls digital output channel, switch group
To the end ON, channel 110V signal starts to export, and pushes the end OFF, signal-off.It is equipped with the green LED indicator lamp of straight cutting simultaneously
With 91K current-limiting resistance, indicator light circuit is used to indicate the signal condition of output circuit, and LED light is bright when having output
It rises, when not exporting, 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, whether debugging apparatus controls digital quantity output circuit by mechanical switch
Digital quantity signal, the digital quantity signal digital quantity signal interior by external interface driving are exported, and has LED in device and refers to
Show whether lamp is used to indicate output signal effective.
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 output debugging apparatus characterized by comprising external power source interface, digital output
Circuit, interior power interface and the master switch opened or closed for controlling debugging apparatus general supply;The external power supply connects
Mouth connection subway train 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, debugging apparatus controls digital quantity output circuit by mechanical switch
Whether digital quantity signal, digital quantity signal by external interface driving interior digital quantity signal are exported, and viewing lamp is shown
Whether as a result consistent with interior virtual condition, if all consistent, test passes through.
2. subway train digital output debugging apparatus according to claim 1, which is characterized in that the digital output
Circuit is provided with the mechanical switch for controlling digital output signal on-off, indicator light and use for showing output result
In the resistance for indicator light current limliting.
3. subway train digital output debugging apparatus according to claim 1, 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 output debugging apparatus according to claim 1, 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 |
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CN201822111019.XU CN209182454U (en) | 2018-12-14 | 2018-12-14 | A kind of subway train digital output debugging apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201822111019.XU CN209182454U (en) | 2018-12-14 | 2018-12-14 | A kind of subway train digital output debugging apparatus |
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Publication Number | Publication Date |
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CN209182454U true CN209182454U (en) | 2019-07-30 |
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CN201822111019.XU Expired - Fee Related CN209182454U (en) | 2018-12-14 | 2018-12-14 | A kind of subway train digital output debugging apparatus |
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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 |
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2018
- 2018-12-14 CN CN201822111019.XU patent/CN209182454U/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 |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190730 Termination date: 20191214 |