CN106656261A - Electric-power-communication dedicated combined-type 2M test device - Google Patents
Electric-power-communication dedicated combined-type 2M test device Download PDFInfo
- Publication number
- CN106656261A CN106656261A CN201611038984.8A CN201611038984A CN106656261A CN 106656261 A CN106656261 A CN 106656261A CN 201611038984 A CN201611038984 A CN 201611038984A CN 106656261 A CN106656261 A CN 106656261A
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- Prior art keywords
- pin
- display
- core
- low level
- combined type
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/46—Monitoring; Testing
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Maintenance And Management Of Digital Transmission (AREA)
Abstract
The invention relates to an electric-power-communication dedicated combined-type 2M test device. The device comprises a single-chip microcomputer module used for data processing, a control circuit and a display module, wherein the control circuit is connected to a single-chip microcomputer module circuit and is used for controlling on and off of a test cable fiber core and a cable surface layer. A single-chip microcomputer module side is provided with a power switch K0. The display module comprises a display screen and several wiring plugs which are parallel to each other, wherein the display screen is used for displaying a selection state; and the wiring plugs are plugged with a cable to be measured. The control circuit comprises two change-over switches K11 and K12 used for core-core and core-skin conversion. One end of the change-over switches K11 and K12 is connected to a display lamp and then is grounded and the other end is connected to the wiring plugs. The structure is simple. Through display of an indication lamp, whether on-off performance of a detected 2M joint and transmit-receive direction consistency of a signal are abnormal is visually determined. The device possesses good pertinency, good practicality, simple operation and good portability.
Description
Technical field
The application is related to a kind of power communication special-purpose combined type 2M test devices.
Background technology
At present, it is digital in 2M not for the device for adjusting and measuring of the general 2M digital wiring units of power industry communication aspects
There is inconvenience in the work of block commissioning, be in particular in following aspects：
（1）When communication network transmission, access device beginning, break-make, signal transmitting and receiving direction one need to be carried out to equipment whole 2M outlets
The work such as cause property test.Traditional method of testing is that equipment whole 2M outlets are made test business by machine room webmaster personnel first；
Then remote station field personnel is adjusted π forming heads by logical state is vertically put to π forming head plugs on the outside of 2M digital wiring units
Horizontal wrapped state is made into, to complete hard loops back；Finally by phone contact, machine room webmaster operator on duty checks webmaster end
With the presence or absence of loss of signal alarm, 2M outlet break-makes are judged with this.In whole test process, business makes and hard loops back
Time-consuming accounting is maximum；
（2）In to π the forming heads repeatedly operation of plug, often cause 2M joint looseness, the abrasion of 2M joints outlet screen layer
Deng.This will all cause 2M service fluctuation of service and carrying signal phenomenon off and on, become in follow-up maintenance work
Individual hidden danger point；
（3）2M digital wiring unit specifications are more, and part 2M digital wiring unit designs are unreasonable, and the plug of π forming head connectors is not
It is convenient, more difficulty is come to O＆M and calibration tape；
（4）On-the-spot test personnel cannot intuitively judge that the break-make test and the inspection of signal transmitting and receiving orientation consistency of 2M joints is surveyed
Whether examination is normal, and conventional method can only be examined by linking up with webmaster personnel, and this often takes a significant amount of time, and causes testing efficiency
Lowly.
The content of the invention
The purpose of the application is to provide one kind to be convenient for carrying, practical power communication special-purpose combined type 2M test dresses
Put.
What the purpose of the application was realized in：Power communication special-purpose combined type 2M test devices are included for data processing
One-chip computer module, the control electricity to control to test cable fibre core and cable top layer break-make being connected with one-chip computer module circuit
Road and display module, in one-chip computer module side power switch K0 is provided with, and the display module includes showing selection state
Display screen, and to the connection plug some in parallel with cable grafting to be measured, the control circuit include two to
The change-over switch K11 and K12 of core-core, core-skin conversion, the change-over switch K11 and K12 one end are connected with after display lamp and are grounded,
The other end is connected with aforementioned connection plug.
The one-chip computer module side is connected with to button K1, K2, K3 of control selections state, and wherein button K1 is selection
Acknowledgement key；Button K2 is digital "+1 " key；Button K3 is digital " -1 " key.
Bidirectional data line is connected with the connection plug, bi-directional data line front end is connected with 2M lines of the prior art and inserts
Head.
Display lamp D3, D4 are parallel with respectively in change-over switch K11 and K12 sides, are connected with PNP triode respectively thereafter, most
It is connected with one-chip computer module afterwards.
The application simple structure, judges that being detected 2M joints break-make and signal receives by the intuitive display of indicator lamp
Whether abnormal orientation consistency is sent out, with following some advantage：（1）It is with strong points：It is special for power industry communication aspects
Combined type 2M joint test devices, are applicable to the 2M digital wiring units of different size model, are rapidly completed hard loopback behaviour
Make, and judge whether 2M connector status are abnormal；（2）It is practical：This invention is without the need for external power supply, it is only necessary to install 5V batteries
Can use, business break-make can not be tested webmaster is not needed and quickly in the case of traffic affecting, meanwhile, can be quickly complete
Into service loop work, the daily maintenance work of communication is made more conveniently, safely；（3）It is simple to operate：The using method letter of this invention
It is single, only the connection of own plug-in type 2M joints need to be inserted on digital wiring unit, switched by button, while passing through connector top
Portion's LED light finishing service on off test and service loop work；（4）Good portability：This invention outward appearance is one
300mm*200mm*150mm（Long * width * is high）Rectangle simple squamous test device, compact is easy to carry.
Description of the drawings：The technical scheme of the application is given by following drawings and Examples：
Fig. 1 is the circuit theory diagrams of the application；
Fig. 2 is the circuit diagram of one-chip computer module；
Fig. 3 is the circuit diagram of control button；
Fig. 4 is the circuit diagram of display module；
Fig. 5 is the circuit diagram of control circuit.
Specific embodiment：
The application is not limited by following embodiments, can determine specific reality according to the technical scheme of the application and actual conditions
Apply mode.
Embodiment：As Figure 1-5, power communication special-purpose combined type 2M test devices include the monolithic for data processing
Machine module, be connected with one-chip computer module circuit to control to test the control circuit of cable fibre core and cable top layer break-make and show
Show module, one-chip computer module side is provided with power switch K0, the display module includes showing the display of selection state
Screen, and to the connection plug some in parallel with cable grafting to be measured, the control circuit including two to core-core,
The change-over switch K11 and K12 of core-skin conversion, the change-over switch K11 and K12 one end are connected with after display lamp and are grounded, the other end
It is connected with aforementioned connection plug.
As shown in figure 3, the one-chip computer module side is connected with to button K1, K2, K3 of control selections state, wherein pressing
Key K1 is selection acknowledgement key；Button K2 is digital "+1 " key；Button K3 is digital " -1 " key.
As described in Figure 4, bidirectional data line is connected with the connection plug, bi-directional data line front end is connected with prior art
In 2M line plugs, it can be also turned on the fibre core of cable to be measured and top layer, and 2M line plug concrete structure heres are not done and retouched in detail
State.
Display can access 4 groups of 2M services simultaneously, i.e., 8 2M line plugs are tested, display totally 16 stitch.
Wherein：1st pin：Ground power supply；
2nd pin：5V positive supplies；
3rd pin：VL is liquid crystal display setting contrast end, and contrast is most weak when connecing positive supply, contrast highest during ground connection, makes
Used time can pass through the potentiometer of a 10K and adjust contrast；
4th pin：RS is register selection, selection instruction register when selection data register, low level during high level；
5th pin：R/W is reading writing signal line, and read operation is carried out during high level, and write operation is carried out during low level.When RS and R/W it is common
For low level when can with write instruction or show address, when RS be low level R/W be high level when can read busy signal, work as RS
For high level R/W be low level when can write data；
6th pin：E ends be Enable Pin, when E ends by high level saltus step into low level when, Liquid Crystal Module performs order；
7th～14 pin：8 bidirectional data lines of connection；
15th pin：Backlight positive pole；
16th pin：LED-OV.
As shown in figure 5, be parallel with display lamp D3, D4 respectively in change-over switch K11 and K12 sides, thereafter respectively with the poles of PNP tri-
Pipe is connected, and is finally connected with one-chip computer module.
When using：
（1）First 8 2M wire terminals of equipment are inserted on the π forming head connectors of digital wiring unit；
（2）K0 buttons are clicked, is started shooting；
（3）K1 is clicked, light is marked at the first bit digital and flashes, can now arrange and which road 2M input signal is surveyed
Examination.A K2 is often pressed, the selected numerical value of cursor adds 1；Often press a K3, the selected numerical value of cursor subtracts again by a K1, first
Numeral Chang Liang is shown, light is marked on second and shows flicker at numeral, represents that N roads input signal is chosen in confirmation；
（4）Confirmation is chosen after the input signal of N roads, and often by a K2, second shows that digital numerical value adds 1；A K3 is often pressed, the
Two show that digital numerical value subtracts 1.When second-order digit is shown as 1 or 2, then by a K1, represents and confirm to choosing N roads defeated
Entering signal carries out break-make or loopback test；
（5）On off test：Observation LED luminance, if LED is bright to show that 2M heads break-make is normal, otherwise shows break-make
Sexual abnormality；
（6）Loopback test：Observation LED luminance, if LED is bright to show that 2M head signal transmitting and receivings orientation consistency is normal,
Otherwise show signal transmitting and receiving orientation consistency exception.
Above technical characteristic constitutes the most preferred embodiment of the application, and it has stronger adaptability and optimal enforcement effect
Really, can according to actual needs increase and decrease inessential technical characteristic to meet the needs of different situations.
Claims (5)
1. a kind of power communication special-purpose combined type 2M test devices, it is characterised in that：Including the single-chip microcomputer mould for data processing
Block, the control circuit to control test cable fibre core and cable top layer break-make being connected with one-chip computer module circuit and display mould
Block, in one-chip computer module side power switch K0 is provided with, and the display module includes showing the display screen of selection state, with
And to the connection plug some in parallel with cable grafting to be measured, the control circuit includes two to core-core, core-skin
The change-over switch K11 and K12 of conversion, the change-over switch K11 and K12 one end be connected with after display lamp be grounded, the other end with it is front
State connection plug to be connected.
2. power communication special-purpose combined type 2M test devices according to claim 1, it is characterised in that：The single-chip microcomputer mould
Block side is connected with to button K1, K2, K3 of control selections state, and wherein button K1 is selection acknowledgement key；Button K2 is numeral
"+1 " key；Button K3 is digital " -1 " key.
3. power communication special-purpose combined type 2M test devices according to claim 1 and 2, it is characterised in that：The wiring
Bidirectional data line is connected with plug, bi-directional data line front end is connected with 2M line plugs.
4. power communication special-purpose combined type 2M test devices according to claim 1 and 2, it is characterised in that：Display is total to
16 stitch, wherein：
1st pin：Ground power supply；
2nd pin：5V positive supplies；
3rd pin：VL is liquid crystal display setting contrast end, and contrast is most weak when connecing positive supply, contrast highest during ground connection, makes
Used time can pass through the potentiometer of a 10K and adjust contrast；
4th pin：RS is register selection, selection instruction register when selection data register, low level during high level；
5th pin：R/W is reading writing signal line, and read operation is carried out during high level, and write operation is carried out during low level；When RS and R/W it is common
For low level when can with write instruction or show address, when RS be low level R/W be high level when can read busy signal, work as RS
For high level R/W be low level when can write data；
6th pin：E ends be Enable Pin, when E ends by high level saltus step into low level when, Liquid Crystal Module performs order；
7th～14 pin：8 bidirectional data lines of connection；
15th pin：Backlight positive pole；
16th pin：LED-OV.
5. power communication special-purpose combined type 2M test devices according to claim 1, it is characterised in that：In change-over switch
K11 and K12 sides are parallel with respectively display lamp D3, D4, connect with PNP triode respectively thereafter, are finally connected with one-chip computer module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611038984.8A CN106656261A (en) | 2016-11-24 | 2016-11-24 | Electric-power-communication dedicated combined-type 2M test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611038984.8A CN106656261A (en) | 2016-11-24 | 2016-11-24 | Electric-power-communication dedicated combined-type 2M test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106656261A true CN106656261A (en) | 2017-05-10 |
Family
ID=58811213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611038984.8A Pending CN106656261A (en) | 2016-11-24 | 2016-11-24 | Electric-power-communication dedicated combined-type 2M test device |
Country Status (1)
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| CN (1) | CN106656261A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111398861A (en) * | 2020-03-24 | 2020-07-10 | 广西电网有限责任公司梧州供电局 | 2M cable fault detection circuit |
| CN112557964A (en) * | 2020-12-02 | 2021-03-26 | 中国南方电网有限责任公司超高压输电公司梧州局 | Portable 2M line detection device |
| CN113872829A (en) * | 2021-09-27 | 2021-12-31 | 西安易朴通讯技术有限公司 | Bidirectional data transmission testing device and testing method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003319068A (en) * | 2002-04-19 | 2003-11-07 | Youxun Sci & Technol Co Ltd | Circuit measuring device |
| CN2667502Y (en) * | 2003-12-18 | 2004-12-29 | 中国电子科技集团公司第三十研究所 | Universal automatic cable detecting instrument |
| CN203191491U (en) * | 2013-01-25 | 2013-09-11 | 上海微电子装备有限公司 | Cable line-sequence detection device |
| CN104048700A (en) * | 2014-06-25 | 2014-09-17 | 徐良贵 | Temperature and humidity measurement instrument |
| CN204903696U (en) * | 2015-07-27 | 2015-12-23 | 南车株洲电力机车研究所有限公司 | Wind generating set cable detection device |
| CN205427090U (en) * | 2015-12-10 | 2016-08-03 | 北京铁路信号有限公司 | Portable communications cable break -make testing arrangement |
-
2016
- 2016-11-24 CN CN201611038984.8A patent/CN106656261A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003319068A (en) * | 2002-04-19 | 2003-11-07 | Youxun Sci & Technol Co Ltd | Circuit measuring device |
| CN2667502Y (en) * | 2003-12-18 | 2004-12-29 | 中国电子科技集团公司第三十研究所 | Universal automatic cable detecting instrument |
| CN203191491U (en) * | 2013-01-25 | 2013-09-11 | 上海微电子装备有限公司 | Cable line-sequence detection device |
| CN104048700A (en) * | 2014-06-25 | 2014-09-17 | 徐良贵 | Temperature and humidity measurement instrument |
| CN204903696U (en) * | 2015-07-27 | 2015-12-23 | 南车株洲电力机车研究所有限公司 | Wind generating set cable detection device |
| CN205427090U (en) * | 2015-12-10 | 2016-08-03 | 北京铁路信号有限公司 | Portable communications cable break -make testing arrangement |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111398861A (en) * | 2020-03-24 | 2020-07-10 | 广西电网有限责任公司梧州供电局 | 2M cable fault detection circuit |
| CN112557964A (en) * | 2020-12-02 | 2021-03-26 | 中国南方电网有限责任公司超高压输电公司梧州局 | Portable 2M line detection device |
| CN113872829A (en) * | 2021-09-27 | 2021-12-31 | 西安易朴通讯技术有限公司 | Bidirectional data transmission testing device and testing method |
| CN113872829B (en) * | 2021-09-27 | 2023-02-28 | 西安易朴通讯技术有限公司 | Bidirectional data transmission testing device and testing method |
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Application publication date: 20170510 |