CN215894818U - Insulator detection device with wireless network bridge function for power transmission line - Google Patents
Insulator detection device with wireless network bridge function for power transmission line Download PDFInfo
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- CN215894818U CN215894818U CN202121750015.1U CN202121750015U CN215894818U CN 215894818 U CN215894818 U CN 215894818U CN 202121750015 U CN202121750015 U CN 202121750015U CN 215894818 U CN215894818 U CN 215894818U
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Abstract
The utility model belongs to the technical field of power transmission line detection, and particularly relates to an insulator detection device for a power transmission line with a wireless network bridge function, which comprises a power supply unit, a mainboard, a step-down transformer and a current detector, wherein the mainboard is provided with a voltage conversion module, a processor, a memory, an I/O interface, a Bluetooth chip, an SIM card, a first wireless transmission module, a second wireless transmission module and a third wireless transmission module which are identical in structure; the power supply unit can provide a stable power supply for the device; the first wireless transmission module and the second wireless transmission module have the same structure, so that a wireless bridge is formed between two adjacent devices; the current detector detects current information when the insulator is in flashover or breakdown and sends the current information to the processor, the processor judges abnormal information according to a preset program, then the abnormal information is sent out through the wireless transmission module II, and the wireless transmission module III receives information sent by handheld equipment of line patrol personnel, so that the communication between the line patrol personnel and a remote workstation is realized.
Description
Technical Field
The utility model belongs to the technical field of transmission line detection, and particularly relates to an insulator detection device for a transmission line with a wireless network bridge function.
Background
The shutdown of the overhead transmission line caused by insulator flashover and breakdown is one of the main accidents of the transmission line in China, and various accidents frequently occur due to the fact that the insulator is exposed in the atmosphere throughout the year, mainly including lightning stroke accidents, bird damage accidents, breakdown accidents caused by serious dirt and the like, wherein the proportion of line tripping caused by the lightning stroke accidents to the total tripping frequency of the transmission line is very high.
Due to the factors of multiple points, wide area, long line and bad operation condition of the power transmission line, when the power transmission line trips, the distance measurement of a transformer substation is inaccurate, the ground inspection of inspection personnel is not easy to find a fault point, the personnel is required to be organized to climb a pole for inspection, time and labor are consumed, the maintenance time is delayed, and the normal operation of the power transmission line is influenced, so that how to accurately search the fault point is a very important link for improving the working efficiency.
The patent with publication number CN213023303U discloses an online monitoring terminal for detecting leakage current of an insulator, which comprises a porcelain insulator, a stainless steel ribbon, an alloy box body, a data communication port, a current sensor module, a current signal output port and a current signal input port, when the insulator is aged, the leakage current of the insulator is input to the ground through the current sensor module, so that the current sensor module collects the leakage current of the insulator in real time and sends the leakage current to a remote monitoring terminal through the data communication port, thereby realizing the real-time monitoring of the leakage current of the insulator, but this device, the current sensor adopts a remote power supply mode, the power supply is unstable, in addition, the data communication port is connected with the remote terminal through a data line, the erection cost of this communication connection mode is high, and the communication connection mode is easily influenced by the outside in the original forest, the unmanned area and the like.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model provides the insulator detection device for the power transmission line with the wireless network bridge function.
In order to solve the technical problems, the technical scheme adopted by the utility model is as follows: the utility model provides an insulator detection device for power transmission line with wireless bridge function, including the power supply unit, the mainboard, step-down transformer and current detector, be equipped with voltage conversion module on the mainboard, the treater, the memory, the IO interface, the bluetooth chip, the SIM card, the same wireless transmission module is one, wireless transmission module is two and wireless transmission module is three, the power supply unit is connected with voltage conversion module, the memory, the IO interface, the bluetooth chip, the SIM card, wireless transmission module is one, wireless transmission module is two and wireless transmission module is three all is connected with the treater, the IO interface is connected with current detector, the power supply unit is connected with the step-down transformer, step-down transformer and current detector are connected.
Furthermore, the power supply unit comprises a solar cell module, a solar controller and a storage battery, wherein the solar cell module is connected with the solar controller, the solar controller is connected with the storage battery, and the storage battery is connected with the voltage reducer.
Further, the I/O interface comprises at least one of an Ethernet interface, an RS-232 interface, a USB interface and an RS-485 interface.
Furthermore, the current detector is a high-voltage electroscope or a current sensor, and the transmission distances of the first wireless transmission module, the second wireless transmission module and the third wireless transmission module are all larger than one kilometer.
Further, the voltage of the battery is 24V.
The utility model has the beneficial effects that:
the utility model provides an insulator detection device for a power transmission line with a wireless network bridge function, wherein a power supply unit comprises a solar cell module, a solar controller and a storage battery, and the power supply unit can provide a stable power supply for the device; the first wireless transmission module, the second wireless transmission module and the third wireless transmission module are of the same structure, the transmission distance is greater than one kilometer, the device is arranged on each power transmission iron tower, a wireless transmission network bridge can be formed until the wireless network bridge extends to an area with communication signals, the area without the communication signals realizes data transmission, the third wireless transmission module receives information sent by handheld equipment of line patrol personnel, the handheld equipment is provided with a one-key positioning and SOS sending key, the third wireless transmission module sends the received information to the processor, and the processor sends the information out through the second wireless transmission module until a remote workstation receives the information, so that fixed-point rescue can be carried out at the first time, and the personal safety of the line patrol personnel can be guaranteed; the current detector detects current information when the insulator is in flashover or breakdown and sends the current information to the processor, the processor judges abnormal information according to a preset program, and then the abnormal information is sent out through the wireless transmission module II; when the program needs to be updated, the program data only need to be transmitted to the processor through the Bluetooth chip, and the processor writes the transmitted program data into the memory, so that the online upgrade of the program is realized, and the device does not need to be disassembled for upgrade.
Drawings
FIG. 1: a connection block diagram of an insulator detection apparatus for a power transmission line having a wireless bridge function in embodiment 1 of the present invention.
Detailed Description
For a better understanding of the present invention, the following further clarifies the contents of the present invention in conjunction with fig. 1.
Example 1:
according to fig. 1, the power transmission line insulator detection device with the wireless network bridge function comprises a power supply unit, a mainboard, a voltage reducer and a current detector, wherein a voltage conversion module, a processor, a memory, an I/O interface, a Bluetooth chip, an SIM card, a first wireless transmission module, a second wireless transmission module and a third wireless transmission module which are identical in structure are arranged on the mainboard, the power supply unit is connected with the voltage conversion module, the memory, the I/O interface, the Bluetooth chip, the SIM card, the first wireless transmission module, the second wireless transmission module and the third wireless transmission module are all connected with the processor, the I/O interface is connected with the current detector, the power supply unit is connected with the voltage reducer, and the voltage reducer is connected with the current detector.
Preferably, the power supply unit comprises a solar cell module, a solar controller and a storage battery, the solar cell module is connected with the solar controller, the solar controller is connected with the storage battery, and the storage battery is connected with the voltage reducer.
Preferably, the I/O interface comprises an Ethernet interface, an RS-232 interface, a USB interface and an RS-485 interface.
Preferably, the current detector is a high-voltage electroscope, and a 500KV high-voltage electroscope of Kelida electrical appliances of Hebei province is adopted.
Preferably, the voltage of the battery is 24V.
Preferably, the first wireless transmission module, the second wireless transmission module and the third wireless transmission module all adopt nrf24L01+ pa wireless modules of shenzhen huanyuan electronic technology limited company, the transmission distance of the modules is two kilometers, wireless transmission of the device on two adjacent transmission towers can be realized, the frequency of the modules is 2.4Ghz, and the modules can be used without license.
Preferably, the voltage conversion module is made of Junya brand TPS54331 DR.
Preferably, the voltage reducer is a Daygreen brand B10-1224-06 model voltage reducer of Shenzhen Shangling science and technology Limited.
Preferably, the solar cell module is formed by combining single crystal 300W solar cell panels of non-tin national source photovoltaic technology limited company.
Preferably, the solar controller is a solar controller of model TL12/2410Li of the ordinary solar controller.
Preferably, the mainboard adopts a MYC-Y7Z010/20 core board of the Mier technology brand, the processor adopts Xilinx Zynq-7010/20 and an ARM + FPGA fully programmable processor, the memory adopts a FLASH memory chip of a W25Q64FVSIG model of the Huabang brand, and the Bluetooth chip adopts a Bluetooth chip of an NRF52832-QFAA-R model of the NORDIC brand.
Preferably, the voltage of the battery is 24V.
In specific use, the device is installed at an insulator of a power transmission tower, an electricity testing contact of a high-voltage electroscope is in contact with the insulator, when the insulator is in flashover or breakdown, the insulator is electrified, the high-voltage electroscope detects electrified information and sends the electrified information to the processor, the processor judges abnormal information according to a preset program, and then the abnormal information is sent out through the wireless transmission module II; the first wireless transmission module receives information sent by the device on the adjacent transmission iron tower, sends the information to the processor and then sends the information out through the second wireless transmission module; the wireless transmission module III receives information sent by handheld equipment of line patrol personnel, the handheld equipment is provided with a one-key positioning and SOS sending key, the wireless transmission module III sends the received information to the processor, and the processor sends the information out through the wireless transmission module II; the device is arranged on each power transmission iron tower, and the first wireless transmission module, the second wireless transmission module and the third wireless transmission module have the same structure and the transmission distance of two kilometers, so that a wireless transmission bridge can be formed until the wireless transmission bridge extends to an area with communication signals, and information is sent to a remote workstation by using an SIM card in the area with the communication signals, so that the transmission of insulator detection data is realized in the area without the communication signals; when the program needs to be updated, the program data only need to be transmitted to the processor through the Bluetooth chip, and the processor writes the transmitted program data into the FLASH memory chip, so that the online upgrading of the program is realized.
Example 2
It differs from example 1 in that: the current detector is a current sensor, and the current sensor is a CHS-HC-12DCP2O2 model current sensor of Nanjing Xinrui spectrum sensing technology Limited.
The voltage reducer is model YK-DD24S24 of Guangzhou postal network equipment Limited.
When the device is used in concrete, the device is arranged near an insulator of a power transmission iron tower, the insulator and the iron tower are connected through a metal conductor, the metal conductor is placed in a coil of a current sensor, when the insulator is in flashover or breakdown, current flows into the ground from the metal conductor through the iron tower, the current sensor detects current information and sends the current information to a processor, the processor judges abnormal information according to a preset program, and then the abnormal information is sent out through a wireless transmission module II.
Due to the structural design, the problems of poor contact and inaccurate measurement caused by factors such as ice coating and dirt after the contact of the high-voltage electroscope is used for a long time can be solved.
Claims (5)
1. The utility model provides an insulator detection device for power transmission line with wireless network bridge function which characterized in that: the intelligent electronic ballast comprises a power supply unit, a mainboard, a step-down transformer and a current detector, wherein a voltage conversion module is arranged on the mainboard, a processor, a memory, an I/O interface, a Bluetooth chip, an SIM card, a first wireless transmission module with the same structure, a second wireless transmission module and a third wireless transmission module, the power supply unit is connected with the voltage conversion module, the memory, the I/O interface, the Bluetooth chip, the SIM card, the first wireless transmission module, the second wireless transmission module and the third wireless transmission module are all connected with the processor, the I/O interface is connected with the current detector, the power supply unit is connected with the step-down transformer, and the step-down transformer is connected with the current detector.
2. The insulator detection device for a power transmission line having a wireless bridge function according to claim 1, characterized in that: the power supply unit comprises a solar cell module, a solar controller and a storage battery, the solar cell module is connected with the solar controller, the solar controller is connected with the storage battery, and the storage battery is connected with the voltage reducer.
3. The insulator detection device for the power transmission line with the wireless bridge function according to claim 2, wherein: the I/O interface comprises at least one of an Ethernet interface, an RS-232 interface, a USB interface and an RS-485 interface.
4. The insulator detection device for a power transmission line having a wireless bridge function according to claim 1, characterized in that: the current detector is a high-voltage electroscope or a current sensor, and the transmission distances of the first wireless transmission module, the second wireless transmission module and the third wireless transmission module are all larger than one kilometer.
5. The insulator detection device for a power transmission line having a wireless bridge function according to claim 1, characterized in that: the voltage of the battery is 24V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121750015.1U CN215894818U (en) | 2021-07-29 | 2021-07-29 | Insulator detection device with wireless network bridge function for power transmission line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121750015.1U CN215894818U (en) | 2021-07-29 | 2021-07-29 | Insulator detection device with wireless network bridge function for power transmission line |
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| Publication Number | Publication Date |
|---|---|
| CN215894818U true CN215894818U (en) | 2022-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121750015.1U Active CN215894818U (en) | 2021-07-29 | 2021-07-29 | Insulator detection device with wireless network bridge function for power transmission line |
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| CN (1) | CN215894818U (en) |
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2021
- 2021-07-29 CN CN202121750015.1U patent/CN215894818U/en active Active
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