CN208984208U - A kind of GIL vibration signal receiver terminal device - Google Patents
A kind of GIL vibration signal receiver terminal device Download PDFInfo
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- CN208984208U CN208984208U CN201820430952.0U CN201820430952U CN208984208U CN 208984208 U CN208984208 U CN 208984208U CN 201820430952 U CN201820430952 U CN 201820430952U CN 208984208 U CN208984208 U CN 208984208U
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- signal
- gil
- module
- microcontroller
- data collector
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Abstract
The utility model discloses a kind of GIL vibration signal receiver terminal devices, including data collector and radio network gateway, data collector includes amplifier, filter, analog-digital converter, the first microcontroller, wireless transmitter module, and radio network gateway includes wireless receiving module, microcontroller and RS232 serial ports；After sensor collects the vibration information of GIL pipe mother, signal amplitude is amplified by amplifier, filter extracts the useful AC compounent in amplified signal, AC compounent is converted into digital signal by analog-digital converter, first microcontroller handles digital signal, wireless transmitter module will treated that digital signal is converted into electromagnetic wave signal is sent in the air, wireless receiving module receives aerial electromagnetic wave signal, convert thereof into digital signal, second microcontroller parses digital signal, and RS232 serial ports is passed to, RS232 serial ports is connect with computer.
Description
Technical field
The utility model relates to gas-insulated transmission line road on-line checking fields, and in particular to a kind of GIL vibration signal connects
Receive terminal installation.
Background technique
GIL be it is a kind of using SF6 gas-insulated, shell and conductor coaxial arrangement high voltage, high current, long range electric power
Transmission device, have transmission line capability is big, land occupation less, flexible arrangement, high reliablity, maintenance is small, the service life is long, environment influence it is small
Remarkable advantage.In actual moving process, it would be desirable to receive and analyze sensor on GIL it is collected about GIL run shape
The information of state makes counter-measure convenient for timely responding in the event of a failure.
In the prior art, sensor is generally collected into data-signal by cable transmission to backstage, this method exists
Many problems, first cable cost are expensive, and the sensor arrangement point on GIL pipe mother sometimes with monitoring point distance farther out so that
This solution cost is very high；Secondly, general cable is all under being laid on, it is embedded that when installation, needs to dig zanjon, mounting bar
Part is harsh；Finally, if cable breaks down, in need excavate soil is overhauled in operational process, maintenance is got up very
Trouble.
Utility model content
In view of problem above, the utility model provides a kind of GIL vibration signal receiver terminal device, cable can be overcome to pass
Defeated signal there are the problem of, have many advantages, such as at low cost, maintenance is simple, not by environmental restrictions, wireless transmission, energy conservation.
In order to achieve the above objectives, using following technical scheme:
A kind of GIL vibration signal receiver terminal device including the data collector for collecting sensor information and will connect
Collect mail it is number converted after be sent into the radio network gateway of computer, data collector includes amplifier, filter, analog-digital converter, the
One microcontroller, wireless transmitter module, the radio network gateway include wireless receiving module, microcontroller and RS232 serial ports；Sensing
After device collects the vibration information of GIL pipe mother, signal amplitude is amplified by the amplifier, filter extracts in amplified signal
Useful AC compounent, the AC compounent is converted into digital signal by the analog-digital converter, and data collector is to the number
Word signal is handled, and data collector will treated that digital signal is converted into electromagnetic wave signal passes through the wireless transmission mould
Block is sent in the air, and the wireless receiving module receives aerial electromagnetic wave signal, converts thereof into digital signal, the micro-control
Device processed parses digital signal, and passes to RS232 serial ports, and RS232 serial ports is connect with computer.
The data collector further includes solar battery, charging module, lithium ion battery and DC/DC module, it is described too
Positive energy battery converts the solar into electric energy, and the charging module is filled using the electric energy that exports of solar battery to lithium ion battery
Electricity, the lithium ion battery are DC/DC module charging, and the DC/DC module exports DC voltage, be the amplifier,
Filter, analog-digital converter, the first microcontroller, wireless transmitter module provide operating voltage.
The amplifier is gain-programmed amplifier, and gain can be selected by the first microcontroller, by the output of sensor
Signal is amplified to suitable size to match the input range of the analog-digital converter.
The filter of the data collector is bandpass filter, extracts AC compounent useful in amplified signal and blocking
Low-frequency interference signal.
Compared with prior art, the utility model has the following beneficial effects:
One, low cost: the present apparatus transmits signal using means of electromagnetic waves, saves the Master Cost of purchase cable and artificial
The engineering cost of laying.
Two, installation environment requires low: the communication of the present apparatus is not necessarily to design cable passage, is not necessarily to architectural engineering,
Simple installation requires environment.
Three, easy to maintain.The present apparatus only has two large divisions, and every part is the device of individual packages, need to only pacify in device
Related device is safeguarded at dress, does not need to excavate soil, it is time saving and energy saving.
Detailed description of the invention
Fig. 1 is the utility model GIL vibration signal receiver terminal device workflow schematic diagram.
Fig. 2 is data collector structural block diagram.
Fig. 3 is radio network gateway structural block diagram.
Specific embodiment
The content of the utility model is described in further details with reference to the accompanying drawings and detailed description.
Shown in Fig. 1, a kind of GIL vibration signal receiver terminal device, the information for acquiring sensor 10 passes through wireless
Transmission mode is sent to backstage and is analyzed, and including the data collector 20 for collecting sensor information and will receive signal warp
30 two large divisions of radio network gateway of computer is sent into after conversion.
Shown in Fig. 2, data collector 20 mainly by gain-programmed amplifier, filter, high-speed AD converter (ADC),
First microcontroller (MCU), wireless transmitter module, solar battery, charging module, lithium ion battery, DC/DC module composition.
Radio network gateway is made of wireless receiving module, the second microcontroller (MCU), RS232 serial ports.
The amplifier of data collector 20 is gain-programmed amplifier (PGA), and gain can be by the first microcontroller (MCU)
Selection, is amplified to suitable size for the output signal of sensor to match the input range of analog-digital converter (ADC).
Filter is bandpass filter, and effect is to extract useful AC compounent and carry out antialiasing low-pass filtering.
The analog signal that filter exports is converted to digital signal by analog-digital converter (ADC).
First microcontroller (MCU) receives the data of analog-digital converter (ADC) and packing sends wireless transmitter module to, and
It is also responsible for coordinating other modules, carrying out protocol analysis etc..
Wireless transmitter module receives the digital signal of its first microcontroller of front end (MCU) transmission and is converted into electromagnetism
Wave is sent in the air.
Solar battery converts the solar into electric energy, provides energy for data collector.
The charging module of the data collector is charged using the electric energy that exports of solar battery to lithium battery.
Lithium battery module is used to store the electric energy of solar battery generation, and the power supply as DC/DC module.
DC/DC module exports steady dc voltage, provides for amplifier, filter, ADC, microcontroller, wireless module
Operating voltage.
Shown in Fig. 3, the wireless receiving module of radio network gateway 30 can receive or send wireless signal, when it is received wirelessly
Wireless signal is converted into digital data transmission to the second microcontroller (MCU) when signal.
The digital signal that second microcontroller (MCU) receiving front-end wireless receiving module transmits passes after protocol analysis
Pass RS232 serial ports.
Digital signal is passed to computer by RS232 serial ports.
In actual moving process, after sensor 10 collects the vibration information of GIL pipe mother, amplifier by the amplitude of signal into
The appropriate amplification of row, filter extracts the useful AC compounent in amplified signal, and blocks low-frequency interference signal, and analog-digital converter will
The AC compounent of analog signal form is converted into digital signal, the first microcontroller according to communication protocol to digital signal at
Reason, by treated, digital signal is converted into electromagnetic wave signal to data collector, then is sent in the air by wireless transmitter module.
After the wireless receiving module of radio network gateway receives aerial electromagnetic wave signal, digital signal, the second micro process are converted thereof into
Device carries out protocol analysis to digital signal, and passes to RS232 serial ports, and the signal of RS232 serial ports output can be calculated directly
Machine 40 identifies.
Above-listed detailed description is illustrating for the utility model possible embodiments, and the embodiment is not to limit
The scope of the patents of the utility model, all equivalence enforcements or change without departing from carried out by the utility model, is intended to be limited solely by this case
In the scope of the patents.
Claims (4)
1. a kind of GIL vibration signal receiver terminal device, it is characterised in that: including the data acquisition for collecting sensor information
Device and the radio network gateway that will receive the converted computer of feeding later of signal, data collector include amplifier, filter, modulus turn
Parallel operation, the first microcontroller, wireless transmitter module, the radio network gateway include that wireless receiving module, microcontroller and RS232 go here and there
Mouthful；After sensor collects the vibration information of GIL pipe mother, signal amplitude is amplified by the amplifier, filter extraction is put
The AC compounent is converted into digital signal, data collector by the useful AC compounent in big signal, the analog-digital converter
The digital signal is handled, data collector will treated that digital signal is converted into electromagnetic wave signal passes through the nothing
Line transmitting module is sent in the air, and the wireless receiving module receives aerial electromagnetic wave signal, converts thereof into digital signal,
The microcontroller parses digital signal, and passes to RS232 serial ports, and RS232 serial ports is connect with computer.
2. GIL vibration signal receiver terminal device according to claim 1, it is characterised in that: the data collector is also
Including solar battery, charging module, lithium ion battery and DC/DC module, the solar battery converts the solar into electricity
Can, the charging module is charged using the electric energy that exports of solar battery to lithium ion battery, and the lithium ion battery is described
The charging of DC/DC module, the DC/DC module export DC voltage, are the amplifier, filter, analog-digital converter, first micro-
Controller, wireless transmitter module provide operating voltage.
3. GIL vibration signal receiver terminal device according to claim 1, it is characterised in that: the amplifier is program-controlled
Gain amplifier, gain can be selected by the first microcontroller, by the output signal of sensor be amplified to suitable size with
Input range with the analog-digital converter.
4. GIL vibration signal receiver terminal device according to claim 1, it is characterised in that: the data collector
Filter is bandpass filter, extracts useful AC compounent in amplified signal and blocks low-frequency interference signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820430952.0U CN208984208U (en) | 2018-03-28 | 2018-03-28 | A kind of GIL vibration signal receiver terminal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820430952.0U CN208984208U (en) | 2018-03-28 | 2018-03-28 | A kind of GIL vibration signal receiver terminal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208984208U true CN208984208U (en) | 2019-06-14 |
Family
ID=66778126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820430952.0U Active CN208984208U (en) | 2018-03-28 | 2018-03-28 | A kind of GIL vibration signal receiver terminal device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208984208U (en) |
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2018
- 2018-03-28 CN CN201820430952.0U patent/CN208984208U/en active Active
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