CN210380881U - Portable multifunctional channel testing device - Google Patents
Portable multifunctional channel testing device Download PDFInfo
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- CN210380881U CN210380881U CN201921572770.8U CN201921572770U CN210380881U CN 210380881 U CN210380881 U CN 210380881U CN 201921572770 U CN201921572770 U CN 201921572770U CN 210380881 U CN210380881 U CN 210380881U
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Abstract
The utility model relates to an electric power automation passageway technical field is a portable multi-functional channel testing arrangement, and it includes test interface, modem unit, the control unit, display element, function selection unit and power supply unit, and test interface and modem unit are connected, and modem unit and function selection unit all are connected with the control unit, and the control unit is connected with the display element, and the power supply unit is connected with modem unit, the control unit and display element respectively. The utility model discloses simple structure, convenient to use, portable can be applied to multiple channel test, can carry out the snap judgments to the channel trouble simultaneously, after confirming the passageway breaks down, corresponding fortune dimension personnel from the communication transmission equipment side seek the interrupt reason can, compare in present in the dispatch discovery transformer substation automation passageway break down the back, all kinds of fortune dimension personnel need all to carry out the mode of artifical barrier removal to the transformer substation for fault handling speed, reduced passageway recovery time, improved work efficiency.
Description
Technical Field
The utility model relates to an electric power automation passageway technical field is a portable multi-functional channel testing arrangement.
Background
In the cooperative work of power communication and power automation, 2M channels, 101 digital channels and analog channels of a transformer substation are often interrupted, and important indexes such as automatic data transmission, dispatching monitoring and the like of the transformer substation are influenced after the channels are interrupted. Because some transformer substations are far away, a large number of butt joint devices are provided, the channel interruption fault is difficult to be rapidly checked, sometimes, a communication machine room can not normally test a channel fault point by performing related soft loopback operation, after the transformer substation automatic channel is found to be interrupted by scheduling, a scheduling notification is firstly performed to related departments, and a protection class member goes to the transformer substation for related checking, the fault is difficult to be rapidly positioned and eliminated because the protection class member is not familiar with the communication device, many times, communication related personnel need to go together, the time for processing the fault when all the related personnel (the automation class and the communication class group) are in place is long, and the channel recovery time is greatly reduced. Sometimes, the failure is caused by the automatic equipment to cause the problem that the letter communication groups go to the cooperation without reason, and the working efficiency is low.
Disclosure of Invention
The utility model provides a portable multi-functional channel testing arrangement has overcome above-mentioned prior art not enough, and it can effectively solve current artifical manual long consuming time, the lower problem of efficiency that carry out transformer substation automation passageway troubleshooting and exist.
The technical scheme of the utility model is realized through following measure: a portable multifunctional channel testing device comprises a testing interface, a modulation and demodulation unit, a control unit, a display unit, a function selection unit and a power supply unit, wherein the testing interface is connected with the modulation and demodulation unit, the modulation and demodulation unit and the function selection unit are both connected with the control unit, the control unit is connected with the display unit, and the power supply unit is respectively connected with the modulation and demodulation unit, the control unit and the display unit.
The following are further optimization or/and improvement of the technical scheme of the utility model:
the control unit can comprise a first control module capable of converting digital signals into 16-system codes and a second control module capable of controlling the display unit to display the 16-system codes, the modulation and demodulation unit is connected with the first control module, the first control module is connected with the second control module, and the second control module is connected with the display unit.
The function selection unit can comprise a digital channel test function selection module, an analog channel test function selection module and a 2M cable test function selection module, and the digital channel test function selection module, the analog channel test function selection module and the 2M cable test function selection module are all connected with the first control module.
The digital channel test function selection module, the analog channel test function selection module and the 2M cable test function selection module can all comprise keys and indicator lamps.
The test interface comprises a 2M channel interface, a digital channel wiring interface and an analog channel wiring interface, wherein the 2M channel interface, the digital channel wiring interface and the analog channel wiring interface are all connected with the modulation and demodulation unit
The power supply unit can comprise a charging interface, a power supply control module and a battery pack, wherein the charging interface and the battery pack are connected with the power supply control module, and the power supply control module is respectively connected with the modulation and demodulation unit, the control unit and the display unit.
The power supply can also comprise a power supply switch and a power supply indicating lamp, and the power supply switch and the power supply indicating lamp are both connected with the control module.
The testing device also comprises a shell, wherein the testing interface, the display unit, the function selection unit, the power supply unit, the power switch and the power indicator lamp are arranged on the shell, and the modulation and demodulation unit and the control unit are arranged inside the shell.
The utility model discloses simple structure, convenient to use, portable can be applied to multiple channel test, can carry out the snap judgments to the channel trouble simultaneously, after confirming the passageway breaks down, corresponding fortune dimension personnel from the communication transmission equipment side seek the interrupt reason can, compare in present in the dispatch discovery transformer substation automation passageway break down the back, all kinds of fortune dimension personnel need all to carry out the mode of artifical barrier removal to the transformer substation for fault handling speed, reduced passageway recovery time, improved work efficiency.
Drawings
Fig. 1 is a schematic circuit diagram of the preferred embodiment of the present invention.
Fig. 2 is a schematic structural view of the preferred embodiment of the present invention.
The codes in the figures are respectively: the device comprises a display unit, a digital channel test function selection module, a 2M cable test function selection module, an analog channel test function selection module, a 2M channel interface, a digital channel wiring interface, an analog channel wiring interface, a shell, a charging interface, a power indicator lamp and a power switch, wherein the display unit 1, the digital channel test function selection module, the 2M cable test function selection module, the analog channel test function selection module, the 2M channel interface, the digital channel wiring interface, the analog channel wiring interface, the shell, the charging interface 9, the power.
Detailed Description
The utility model discloses do not receive the restriction of following embodiment, can be according to the utility model discloses a technical scheme and actual conditions determine concrete implementation.
In the present invention, for convenience of description, the description of the relative position relationship of the components is described according to the layout mode of the attached fig. 2 of the specification, such as: the positional relationship of front, rear, upper, lower, left, right, etc. is determined in accordance with the layout direction of the drawings of the specification.
The invention will be further described with reference to the following examples and drawings:
as shown in fig. 1 and 2, the portable multifunctional channel testing device includes a testing interface, a modulation and demodulation unit, a control unit, a display unit 1, a function selection unit and a power supply unit, wherein the testing interface is connected with the modulation and demodulation unit, the modulation and demodulation unit and the function selection unit are both connected with the control unit, the control unit is connected with the display unit 1, and the power supply unit is respectively connected with the modulation and demodulation unit, the control unit and the display unit 1.
The test interface is used for connecting a channel to be tested, such as a 2M channel, a digital channel, an analog channel, and the like. The modem unit is a conventional technology, and may be an SMM type demodulator, and is configured to convert the accessed electrical signals and analog signals into digital signals in an FSK digital demodulation manner. The control unit is used for converting the digital signal into the 16-system code and controlling the display unit 1 to display the converted 16-system code. The display unit 1 is a conventional display unit, such as a liquid crystal display of LED dot matrix type, for example, a RT12864CT dot matrix type, for displaying the power of the power supply unit and displaying 16-ary codes. The function selection unit is used for sending signals to the control unit so that the control unit can start a corresponding channel test mode.
The utility model discloses a use is promptly: firstly, a tester performs test channel connection through a test interface and selects a channel test mode to be executed by a control unit through a function selection unit according to the type of a test channel; then, the modulation and demodulation unit converts the intervened signal into a digital signal and sends the digital signal to the control module, and the control module converts the digital signal into a 16-system code and displays the 16-system code; finally, the tester compares the 16-system code with the 16-system code of the automatic master station telecontrol device manually, the testing channel is unblocked in response to the code pattern consistency, and the interruption reason is searched from the communication transmission equipment side in response to the code pattern inconsistency, so that the channel testing is completed.
The utility model discloses simple structure, convenient to use, portable can be applied to multiple channel test, can carry out the snap judgments to the channel trouble simultaneously, after confirming the passageway breaks down, corresponding fortune dimension personnel from the communication transmission equipment side seek the interrupt reason can, compare in present in the dispatch discovery transformer substation automation passageway break down the back, all kinds of fortune dimension personnel need all to carry out the mode of artifical barrier removal to the transformer substation for fault handling speed, reduced passageway recovery time, improved work efficiency.
The portable multifunctional channel testing device can be further optimized or/and improved according to actual needs:
as shown in fig. 1 and 2, the control unit includes a first control module capable of converting a digital signal into a 16-ary code and a second control module capable of controlling the display unit 1 to display the 16-ary code, the modem unit is connected to the first control module, the first control module is connected to the second control module, and the second control module is connected to the display unit 1.
The first control module is a known technology in the prior art, and can be an MCS51 single chip microcomputer series, the single chip microcomputer has strong operation and logic capability, and has a 16-bit timer/counter, and the modulation and demodulation of FSK can be realized, namely, a digital signal can be converted into a 16-system code, and meanwhile, channel test mode switching can be carried out. The second control module is a conventional control module, and may be an 89C51 single chip microcomputer, and is configured to store the 16-ary code generated by the first control module and control the display unit 1 to display the 16-ary code.
As shown in fig. 1 and 2, the function selecting unit includes a digital channel test function selecting module 2, an analog channel test function selecting module 4, and a 2M cable test function selecting module 3, and the digital channel test function selecting module 2, the analog channel test function selecting module 4, and the 2M cable test function selecting module 3 are all connected to the first control module.
As shown in fig. 1 and 2, the digital channel test function selection module 2, the analog channel test function selection module 4, and the 2M cable test function selection module 3 all include a key and an indicator light.
The key is used for sending a mode switching signal to the first control module, and the indicator light is used for displaying the current channel test mode of the first control module.
As shown in fig. 1 and 2, the test interface includes a 2M channel interface 5, a digital channel wiring interface 6, and an analog channel wiring interface 7, and the 2M channel interface 5, the digital channel wiring interface 6, and the analog channel wiring interface 7 are all connected to the modem unit.
The 2M channel interface 5 is used for connecting a 2M cable, and the 2M channel interface 5 can be inserted into a 2M connector with a normal specification; the digital channel wiring interface 6 is used for connecting three-wire digital channel audio wiring and is accessed into the interface in a routing mode by a routing cutter; the analog channel wiring interface 7 is used for connecting a four-wire analog channel audio wiring and is connected to the interface in a routing mode.
As shown in fig. 1 and 2, the power supply unit includes a charging interface 9, a power control module and a battery pack, the charging interface 9 and the battery pack are both connected to the power control module, and the power control module is respectively connected to the modulation and demodulation unit, the control unit and the display unit 1.
The charging interface 9 can be a USB power interface for charging the battery pack; the power supply control module is the prior known technology and is used for voltage conversion; the group battery is used for doing the utility model discloses the power supply.
As shown in fig. 1 and 2, the power supply device further comprises a power switch 11 and a power indicator 10, and both the power switch 11 and the power indicator 10 are connected with the control module.
As shown in fig. 1 and 2, the testing device further comprises a casing 8, the testing interface, the display unit 1, the function selection unit, the power supply unit, the power switch 11 and the power indicator 10 are arranged on the casing 8, and the modem unit and the control unit are arranged inside the casing 8.
Above technical feature constitutes the utility model discloses a best embodiment, it has stronger adaptability and best implementation effect, can increase and decrease unnecessary technical feature according to actual need, satisfies the demand of different situation.
Claims (10)
1. The portable multifunctional channel testing device is characterized by comprising a testing interface, a modulation and demodulation unit, a control unit, a display unit, a function selection unit and a power supply unit, wherein the testing interface is connected with the modulation and demodulation unit, the modulation and demodulation unit and the function selection unit are both connected with the control unit, the control unit is connected with the display unit, and the power supply unit is respectively connected with the modulation and demodulation unit, the control unit and the display unit.
2. The portable multifunction channel test device of claim 1, wherein the control unit comprises a first control module capable of converting digital signals into 16-ary codes and a second control module capable of controlling the display unit to display the 16-ary codes, the modem unit is connected to the first control module, the first control module is connected to the second control module, and the second control module is connected to the display unit.
3. The portable multi-functional channel testing device of claim 2, wherein the function selection unit comprises a digital channel test function selection module, an analog channel test function selection module, and a 2M cable test function selection module, and the digital channel test function selection module, the analog channel test function selection module, and the 2M cable test function selection module are all connected to the first control module.
4. The portable multifunction channel test device of claim 3, wherein said digital channel test function selection module, analog channel test function selection module, and 2M cable test function selection module each comprise a key and an indicator light.
5. The portable multifunction channel test device of claim 1 or 2 or 3 or 4, wherein the test interface comprises a 2M channel interface, a digital channel wiring interface, and an analog channel wiring interface, the 2M channel interface, the digital channel wiring interface, and the analog channel wiring interface all connected to the modem unit.
6. The portable multifunctional channel testing device of claim 1, 2, 3 or 4, wherein the power supply unit comprises a charging interface, a power control module and a battery pack, the charging interface and the battery pack are both connected with the power control module, and the power control module is respectively connected with the modulation and demodulation unit, the control unit and the display unit.
7. The portable multifunctional channel testing device of claim 5, wherein the power supply unit comprises a charging interface, a power control module and a battery pack, the charging interface and the battery pack are both connected with the power control module, and the power control module is respectively connected with the modulation and demodulation unit, the control unit and the display unit.
8. The portable multifunctional channel testing device of claim 1, 2, 3 or 4, further comprising a power switch and a power indicator, wherein the power switch and the power indicator are both connected to the control module.
9. The portable multi-functional channel testing device of claim 5, further comprising a power switch and a power indicator, both of which are connected to the control module.
10. The portable multi-functional channel testing device of claim 8, further comprising a housing, wherein the testing interface, the display unit, the function selection unit, the power supply unit, the power switch and the power indicator are disposed on the housing, and the modem unit and the control unit are disposed inside the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921572770.8U CN210380881U (en) | 2019-09-20 | 2019-09-20 | Portable multifunctional channel testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921572770.8U CN210380881U (en) | 2019-09-20 | 2019-09-20 | Portable multifunctional channel testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210380881U true CN210380881U (en) | 2020-04-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921572770.8U Active CN210380881U (en) | 2019-09-20 | 2019-09-20 | Portable multifunctional channel testing device |
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| Country | Link |
|---|---|
| CN (1) | CN210380881U (en) |
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2019
- 2019-09-20 CN CN201921572770.8U patent/CN210380881U/en active Active
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