CN205643583U - Test wire rod detecting instrument - Google Patents
Test wire rod detecting instrument Download PDFInfo
- Publication number
- CN205643583U CN205643583U CN201520977736.4U CN201520977736U CN205643583U CN 205643583 U CN205643583 U CN 205643583U CN 201520977736 U CN201520977736 U CN 201520977736U CN 205643583 U CN205643583 U CN 205643583U
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- CN
- China
- Prior art keywords
- emitting diode
- test
- wire rod
- current
- light emitting
- 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
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- Measurement Of Current Or Voltage (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
The utility model relates to a test wire rod detecting instrument, including 15 cushion seats of 19 cushion seats of first test port, first test port, power supply, switch, current -limiting resistor, 19 cushion seats of second test port, 15 cushion seat and alarm module of second test port, alarm module includes LED emitting diode and sound equipment, first test port socket pass through logic circuit that LED emitting diode, current -limiting resistor and switch form with second test port socket electricity is connected, power supply provides electric power for LED emitting diode and sound equipment. The utility model discloses reduced the false positive rate of wire rod, avoided because of the extravagant wire rod of erroneous judgement to the operation is quick, and it is accurate to measure, and the low price is fit for extensively using widely.
Description
Technical field
This utility model relates to the switching detection device of a kind of electronic information field, particularly relates to a kind of test wire rod detecting instrument.
Background technology
At present, we tested conventional test wire rod (such as VGA line, HDMI high definition line etc.) in using journey often because plug number of times is frequent in the past, it is easily damaged, and need to use circuit tester and carried out foot position measurement one to one by technical staff while determining whether really to damage just can determine whether really to damage. and because core quantity is more and foot position is closeer, precisely easily erroneous judgement and loaded down with trivial details lose time during measurement, this is designed simple to operate and that efficiency high accurancy and precision is a high wire rod detecting instrument, produces line operator and can be carried out judging the good with bad of wire rod.
Utility model content
In order to solve the problem that the prior art in above-mentioned background technology exists, this utility model provides a kind of test wire rod detecting instrument, solves the problem that testing efficiency is low, be easily damaged wire rod.
This utility model solves its technical problem and be the technical scheme is that
A kind of test wire rod detecting instrument, it is characterized in that: include 19 needle sockets of the first test port, the first test 15 needle sockets of port, power supply, switch, current-limiting resistance, the second test 19 needle sockets of port, 15 needle sockets of the second test port and alarm module, described alarm module includes LED light emitting diode and sound device, described first test port is electrically connected with described second test port by the logic circuit of LED light emitting diode, current-limiting resistance and switch composition, and described power supply provides electric power for LED light emitting diode and sound device.
Preferably, the described logic circuit being made up of LED light emitting diode, current-limiting resistance and switch is by pin 1 N of the first 19 needle sockets testing port, it is connected with the positive electrical of power supply with the negative pole of LED light emitting diode 1 N, switch, current-limiting resistance respectively, the pin 1 N electrical connection of 19 needle sockets of the negative pole of battery and the second test port.
Preferably, the described logic circuit being made up of LED light emitting diode, current-limiting resistance and switch is by pin 1 N of the first 15 needle sockets testing port, it is connected with the positive electrical of power supply with the negative pole of LED light emitting diode 1 N, switch, current-limiting resistance respectively, the pin 1 N electrical connection of 15 needle sockets of the negative pole of battery and the second test port.
Preferably, described power supply is 3.3V or 5V or 9V, makes LED operation electric current 5～20mA with resistors match.
Preferably, described sound device is electrically connected by LED light emitting diode, switch, current-limiting resistance and power supply.
Preferably, described sound device is stereo set or earphone.
Preferably, described sound device is respectively by being connected with LED light emitting diode with door, and for the break-make that two ports of test are wired, wire rod is normal, and sound device sound sounds.
Preferably, the size of described current-limiting resistance selects to make the operating current of LED light emitting diode in the range of 5～20mA according to the voltage of power supply.
Beneficial effect:
A kind of use testing wire rod detecting instrument of the present utility model not only reduces the False Rate of wire rod, it is to avoid waste wire rod because of erroneous judgement, and the operation of this equipment is quickly, measure accurately, and low price is suitable for being widely popularized use.
Accompanying drawing explanation
With embodiment, this utility model is further illustrated below in conjunction with the accompanying drawings.
Fig. 1 is a kind of schematic diagram testing wire rod detecting instrument of this utility model.
In figure:
1. 15 needle socket 3. power supplies 8. of 19 needle socket 10. first test ports of the first test port switch 15 needle socket 2.LED light emitting diode 6. sound devices that 7. current-limiting resistances 4. second test 19 needle sockets 5. second test ports of ports
Detailed description of the invention
Presently in connection with accompanying drawing, this utility model is described in further detail.
Accompanying drawing 1 is a kind of schematic diagram testing wire rod detecting instrument of this utility model.
As shown in Figure 1, a kind of test wire rod detecting instrument, 19 needle sockets 1 including the first test port, 15 needle sockets 10 of the first test port, power supply 3, switch 8, current-limiting resistance 7, 19 needle sockets 4 of the second test port, 15 needle socket 5 and alarm modules of the second test port, described alarm module includes LED light emitting diode 2 and sound device 6, described first test port is by LED light emitting diode 2, the logic circuit of current-limiting resistance 7 and switch composition electrically connects with described second test port, described power supply 3 is LED light emitting diode 2, sound device 6 provides electric power.
The described logic circuit being made up of LED light emitting diode 2, current-limiting resistance 7 and switch 8 is by pin 1 N of the first 19 needle sockets 1 testing port, being connected with the positive electrical of power supply 3 with the negative pole of LED light emitting diode 1 N, switch 8, current-limiting resistance 7 respectively, pin 1 N of 19 needle sockets 4 that the negative pole of battery and second tests port electrically connects；
The described logic circuit being made up of LED light emitting diode 2, current-limiting resistance 7 and switch 8 is by pin 1 N of the first 15 needle sockets testing port, it is connected with the positive electrical of power supply 3 by the negative pole of LED light emitting diode 1 N, switch, current-limiting resistance 7 respectively, the pin 1 N electrical connection of 15 needle sockets of the negative pole of battery and the second test port；
Described power supply 3 is 3.3V；
Described current-limiting resistance 7 is 265 Ω；
Described sound device 6 is earphone；
Described sound device 6 is connected with LED light emitting diode 2, switch 8, current-limiting resistance 7 and power supply 3；
Described sound device 6 is respectively by being connected with LED light emitting diode 2 with door, and for the break-make that two ports of test are wired, wire rod is normal, and headphones sound sounds.
Using method:
When carrying out wire test, open switch 8 buttons, the socket of one end of wire rod with the first test port be connected, the socket of the other end of wire rod with corresponding second test port is connected:
If sound device 6 has sound, now light emitting diode 2 all light, wire rod is intact；
If sound device 6 does not has sound, now light emitting diode 2 not all light, wire rod has open circuit problem, and which paths of LEDs light emitting diode 2 does not works, which wire rod open circuit.
Use complete, turn off the power switch 8 buttons.
This utility model reduces the False Rate of wire rod, it is to avoid wastes wire rod because of erroneous judgement, and operates quickly, measures accurately, and low price is suitable for vigorously promoting the use.
With the above-mentioned desirable embodiment according to the present invention for enlightenment, by above-mentioned description, relevant staff can carry out various change and amendment completely in the range of without departing from this invention technological thought.The content that the technical scope of this invention is not limited in description, it is necessary to determine its technical scope according to right.
Claims (7)
1. a test wire rod detecting instrument, it is characterized in that: include 19 needle sockets of the first test port, the first test 15 needle sockets of port, power supply, switch, current-limiting resistance, the second test 19 needle sockets of port, 15 needle sockets of the second test port and alarm module, described alarm module includes LED light emitting diode and sound device, described first test port is electrically connected with described second test port by the logic circuit of LED light emitting diode, current-limiting resistance and switch composition, and described power supply provides electric power for LED light emitting diode and sound device.
A kind of test wire rod detecting instrument the most according to claim 1, it is characterized in that: the described logic circuit being made up of LED light emitting diode, current-limiting resistance and switch is by the pin 1 19 of the first 19 needle sockets testing port, it is connected with the positive electrical of power supply with the negative pole of LED light emitting diode 1 19, switch, current-limiting resistance respectively, pin 1 19 electrical connection of 19 needle sockets of the negative pole of battery and the second test port.
A kind of test wire rod detecting instrument the most according to claim 1, it is characterized in that: the described logic circuit being made up of LED light emitting diode, current-limiting resistance and switch is by the pin 1 15 of the first 15 needle sockets testing port, it is connected with the positive electrical of power supply with the negative pole of LED light emitting diode 1 15, switch, current-limiting resistance respectively, pin 1 15 electrical connection of 15 needle sockets of the negative pole of battery and the second test port.
A kind of test wire rod detecting instrument the most according to claim 1, it is characterised in that: described sound device electrically connects with LED light emitting diode, switch, current-limiting resistance and power supply.
A kind of test wire rod detecting instrument the most according to claim 1, it is characterised in that: described power supply is 3.3V or 5V or 9V.
A kind of test wire rod detecting instrument the most according to claim 1, it is characterised in that: described sound device is sound equipment or earphone.
A kind of test wire rod detecting instrument the most according to claim 1, it is characterised in that: the size of described current-limiting resistance selects to make the operating current of LED light emitting diode in the range of 5～20mA according to the voltage of power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520977736.4U CN205643583U (en) | 2015-11-30 | 2015-11-30 | Test wire rod detecting instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520977736.4U CN205643583U (en) | 2015-11-30 | 2015-11-30 | Test wire rod detecting instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205643583U true CN205643583U (en) | 2016-10-12 |
Family
ID=57079030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520977736.4U Expired - Fee Related CN205643583U (en) | 2015-11-30 | 2015-11-30 | Test wire rod detecting instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205643583U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106556768A (en) * | 2016-11-17 | 2017-04-05 | 长春中车轨道车辆有限公司 | Passenger train SWKP anti-skid device main frame plug cords quickly satisfy the need device |
| CN107192916A (en) * | 2017-05-25 | 2017-09-22 | 中核（天津）机械有限公司 | Multi-part electrical property measures detection means |
| CN109450055A (en) * | 2019-01-04 | 2019-03-08 | 上海志禧贸易有限公司 | Bluetooth charging head and Bluetooth charging device |
-
2015
- 2015-11-30 CN CN201520977736.4U patent/CN205643583U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106556768A (en) * | 2016-11-17 | 2017-04-05 | 长春中车轨道车辆有限公司 | Passenger train SWKP anti-skid device main frame plug cords quickly satisfy the need device |
| CN107192916A (en) * | 2017-05-25 | 2017-09-22 | 中核（天津）机械有限公司 | Multi-part electrical property measures detection means |
| CN109450055A (en) * | 2019-01-04 | 2019-03-08 | 上海志禧贸易有限公司 | Bluetooth charging head and Bluetooth charging device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161012 Termination date: 20211130 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |