CN210109252U - Touch insulator test recorder - Google Patents
Touch insulator test recorder Download PDFInfo
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- CN210109252U CN210109252U CN201920866735.0U CN201920866735U CN210109252U CN 210109252 U CN210109252 U CN 210109252U CN 201920866735 U CN201920866735 U CN 201920866735U CN 210109252 U CN210109252 U CN 210109252U
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- 239000012212 insulator Substances 0.000 title claims abstract description 20
- 238000012360 testing method Methods 0.000 title claims abstract description 12
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 20
- 238000006243 chemical reaction Methods 0.000 claims abstract description 19
- 238000012545 processing Methods 0.000 claims abstract description 14
- 230000005540 biological transmission Effects 0.000 abstract description 7
- 238000001514 detection method Methods 0.000 abstract description 2
- 238000005070 sampling Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000013500 data storage Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000005622 photoelectricity Effects 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The utility model relates to a detection apparatus of touch insulator test recorder, specially adapted high tension transmission line's insulator detects. The touch screen and the liquid crystal screen are arranged on the shell, and the ARM processor, the direct-current high-voltage power supply module, the A/D conversion module, the signal processing module, the data memory, the divider resistor, the voltage transformer module and the current transformer module are arranged in the shell; the ARM processor is respectively connected with the direct-current high-voltage power supply module, the data memory, the A/D conversion module, the liquid crystal screen and the touch screen; the A/D conversion module is connected with the ARM processor; the output end of the data memory is connected with the input end of the liquid crystal screen; the signal processing module is respectively connected with the voltage transformer module and the current transformer module, and the output end of the signal processing module is connected with the A/D conversion module; the divider resistor is connected in series between the direct-current high-voltage power supply module and the voltage transformer module.
Description
Technical Field
The utility model relates to a detection apparatus of touch insulator test recorder, specially adapted high tension transmission line's insulator detects.
Background
At present, high-voltage transmission equipment often has faults such as flashover, grounding or porcelain insulator explosion due to insulator degradation, and production and life safety are affected. The method can find and remove insulator faults in time, and has great importance on the safe and continuous operation of the high-voltage transmission line. And the conventional insulator detector has the defects of heavy carrying, complex operation and the like.
SUMMERY OF THE UTILITY MODEL
The utility model aims at above-mentioned weak point provides a touch insulator test record appearance, realizes field test high tension transmission line insulator data, need not to have a power failure, thoroughly solved high tension transmission network insulator on-line measuring's a difficult problem. The problem of finding the accurate position of the insulator fault in the power transmission line of the transformer substation under the uninterrupted power state is solved. Technical support is provided for state maintenance, and working efficiency is improved.
The utility model discloses an adopt following technical scheme to realize: the touch insulator test recorder comprises a shell, wherein a touch screen and a liquid crystal screen are arranged on the shell, and an ARM processor, a direct-current high-voltage power supply module, an A/D conversion module, a signal processing module, a data memory, a divider resistor, a voltage transformer module and a current transformer module are arranged in the shell;
the ARM processor is respectively connected with the direct-current high-voltage power supply module, the data memory, the A/D conversion module, the liquid crystal screen and the touch screen; the output end of the A/D conversion module is connected with the input end of the ARM processor, and the output end of the ARM processor is connected with the input end of the data memory; the output end of the ARM processor is connected with the input end of the liquid crystal screen; the output end of the data memory is connected with the input end of the liquid crystal screen; the output end of the touch screen is connected with the input end of the ARM processor; the signal processing module is respectively connected with the voltage transformer module and the current transformer module, and the output end of the signal processing module is connected with the A/D conversion module; the divider resistor is connected in series between the direct-current high-voltage power supply module and the voltage transformer module.
And a power switch is arranged on the side surface of the shell and used for controlling the on-off of the direct-current high-voltage power supply module.
And a USB interface is arranged on the side surface of the shell and used for charging the direct-current high-voltage power supply module.
The ARM processor adopts a Freescale ARM9 processor i.MX283, and the main rate is as high as 454 MHz.
The direct-current high-voltage power supply module adopts a P10001 power supply produced by Changzhou Lemai photoelectricity. And supplying power to the tested product.
The A/D conversion circuit module adopts a TMS320F2812 digital signal processor produced by Texas instruments. The analog signal is converted to a digital signal.
The data memory adopts iCF4000 card produced by Yiding International. For storing various data.
The liquid crystal screen adopts LTM084P363 liquid crystal screen produced by Toshiba. And displaying the original data and the calculation result.
The touch screen adopts a resistance type touch screen and an RS485 communication mode.
The voltage dividing resistor is a commercially available resistor.
The voltage transformer module is a voltage transformer module sold in the market.
The current transformer module is a current transformer module sold in the market.
The working principle is as follows: the touch screen is operated by a key, a direct-current high-voltage power supply is started to supply power to a tested product, a voltage sampling signal is obtained through a resistor divider, a current signal is obtained through a current sampling resistor connected with the tested product in series, the current and voltage signals are amplified and filtered, an analog signal is converted into a digital signal through an A/D conversion circuit module, the digital signal is stored in a CF card (model iCF 4000) through an ARM processor after being subjected to data processing of a DSP (model TMS320F 2812) and is displayed on a liquid crystal screen, and the whole measuring process is completed.
The invention has the characteristics of low practical investment, small volume, simple wiring, convenient operation and the like. The touch screen operation mode is convenient and visual, the traditional insulator testing recorder is replaced by a keyboard operation mode, or a notebook computer is carried to communicate with the recorder. In addition, the size of the product can be reduced by adopting the touch screen, and a keyboard does not need to be designed on the panel.
Drawings
The present invention will be further explained with reference to the accompanying drawings:
FIG. 1 is a block diagram of the working principle of the present invention;
fig. 2 is a schematic structural diagram of the present invention.
In the figure: 1. the device comprises a shell, 2, a liquid crystal screen, 3, a power switch, 4, a USB interface, 5 and a touch screen.
Detailed Description
The invention will be further explained with reference to the drawings and the specific embodiments.
Referring to the attached drawings 1-2, the touch insulator test recorder comprises a shell 1, a touch screen 5 and a liquid crystal screen 2 are arranged on the shell 1, and an ARM processor, a direct-current high-voltage power supply module, an A/D conversion circuit module, a signal processing module, a data storage device, a divider resistor, a voltage transformer module and a current transformer module are arranged in the shell 1.
The ARM processor is respectively connected with the direct-current high-voltage power supply module, the data memory, the A/D conversion module, the liquid crystal screen 2 and the touch screen 5; the output end of the A/D conversion module is connected with the input end of the ARM processor, and the output end of the ARM processor is connected with the input end of the data memory; the output end of the ARM processor is connected with the input end of the liquid crystal screen 2; the output end of the data memory is connected with the input end of the liquid crystal screen 2; the output end of the touch screen 5 is connected with the input end of the ARM processor; the signal processing module is respectively connected with the voltage transformer module and the current transformer module, and the output end of the signal processing module is connected with the A/D conversion module; the divider resistor is connected in series between the direct-current high-voltage power supply module and the voltage transformer module.
And a power switch 3 is arranged on the side surface of the shell and used for controlling the on-off of the direct-current high-voltage power supply module.
And a USB interface 4 is arranged on the side surface of the shell and used for charging the direct-current high-voltage power supply module.
When the utility model is used, the key operation is carried out through the power switch or the touch screen, and the direct-current high-voltage power supply is started to supply power to the tested object; voltage sampling signals are obtained through a voltage dividing resistor, current signals are obtained through a current sampling resistor connected with a sample in series, analog signals are converted into digital signals through an A/D conversion module after the current and voltage signals are amplified and filtered, and the digital signals are stored in a CF card (namely a data storage in the figure) through an ARM processor after being subjected to data processing of a DSP (model TMS320F 2812) and displayed on a liquid crystal display screen, so that the whole measuring process is completed.
Claims (3)
1. The utility model provides a touch insulator test record appearance, includes the casing, its characterized in that: the touch screen and the liquid crystal screen are arranged on the shell, and the ARM processor, the direct-current high-voltage power supply module, the A/D conversion module, the signal processing module, the data memory, the divider resistor, the voltage transformer module and the current transformer module are arranged in the shell;
the ARM processor is respectively connected with the direct-current high-voltage power supply module, the data memory, the A/D conversion module, the liquid crystal screen and the touch screen; the output end of the A/D conversion module is connected with the input end of the ARM processor, and the output end of the ARM processor is connected with the input end of the data memory; the output end of the ARM processor is connected with the input end of the liquid crystal screen; the output end of the data memory is connected with the input end of the liquid crystal screen; the output end of the touch screen is connected with the input end of the ARM processor; the signal processing module is respectively connected with the voltage transformer module and the current transformer module, and the output end of the signal processing module is connected with the A/D conversion module; the divider resistor is connected in series between the direct-current high-voltage power supply module and the voltage transformer module.
2. The touch insulator test recorder of claim 1, wherein: a power switch is arranged on the side surface of the shell.
3. The touch insulator test recorder according to claim 1 or 2, wherein: and a USB interface is arranged on the side surface of the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920866735.0U CN210109252U (en) | 2019-06-11 | 2019-06-11 | Touch insulator test recorder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920866735.0U CN210109252U (en) | 2019-06-11 | 2019-06-11 | Touch insulator test recorder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210109252U true CN210109252U (en) | 2020-02-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920866735.0U Active CN210109252U (en) | 2019-06-11 | 2019-06-11 | Touch insulator test recorder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210109252U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111722063A (en) * | 2020-07-24 | 2020-09-29 | 中国大唐集团科学技术研究院有限公司华中电力试验研究院 | Power plant common-box bus post insulator condensation on-line monitoring device and monitoring method |
-
2019
- 2019-06-11 CN CN201920866735.0U patent/CN210109252U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111722063A (en) * | 2020-07-24 | 2020-09-29 | 中国大唐集团科学技术研究院有限公司华中电力试验研究院 | Power plant common-box bus post insulator condensation on-line monitoring device and monitoring method |
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