Protective device for agricultural buried line

A protection device and line technology, applied in the field of electrical line equipment, can solve problems such as high maintenance costs and economic losses, achieve high sensitivity, improve safety performance and stability performance, and achieve the effect of remote transceiver

Inactive Publication Date: 2019-06-25

南晓鹏

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AI-Extracted Technical Summary

Problems solved by technology

And as a huge power project at present, once there is a problem with the electrical e...

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Method used

Principle of work of the present invention: described is used for fixedly installing internal element, adopts insulating material to make, can effectively prevent electric leakage; Described LCD driver 22 can realize input-output level conversion, and described function selection button 23 can be used for Input selection information, the LCD driver 22 scans and converts the input level and sends it to the core processor 4, and the core processor 4 is used for data collection, analysis and processing and outputting corresponding action execution instructions;

This electrical control line protection device, by setting data acquisition module 5, utilizes current sampling circuit 19, voltage sampling circuit 20 and temperature sensor 21 ...

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Abstract

The invention discloses a protective device for an agricultural buried line, which comprises an installing machine box, wherein the upper surface of the installing machine box is embedded with a liquid crystal display and a wiring port, the installing machine box is internally equipped with a core processor, a data input end of the core processor is connected to a data acquisition module, a command output end is connected to a protective alarm module, a communication port is connected to a wireless communication module, and the wireless communication module is connected to a remote host computer; the data acquisition module includes a data acquisition card, and the input end of the data acquisition card is connected to a sampling circuit unit; the protective alarm module includes a circuitbreaker for motor protection, a solid-state relay and an amplification driver, and the output end of the amplification driver is connected to an alarm bell and a warning light; and the wireless communication module includes a network configuration device and a modem, and the output end of the modem is connected to a GPRS transceiver. The protective device can effectively realize automatic controland alarm protection for an electrical line.

Application Domain

Emergency protective arrangements for automatic disconnection

Technology Topic

Motor protectionAutomatic control +12

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Examples

Experimental program(1)

Example Embodiment

[0013] Examples:

[0014] See figure 1 with figure 2 , The present invention provides a technical solution: a protection device for agricultural buried circuits, including a mounting box 1, the upper surface of the mounting box 1 is embedded with a liquid crystal display 2 and a wiring port 3, and the mounting box 1 is A core processor 4 is installed, the data input end of the core processor 4 is connected with a data acquisition module 5, the command output end is connected with a protection alarm module 6, a communication port is connected with a wireless communication module 7, and the wireless communication module 7 is connected There is a remote host computer 8; the data acquisition module 5 includes a data acquisition card 9, and the input end of the data acquisition card 9 is connected with a sampling circuit unit 10; the protection alarm module 6 includes a motor protection circuit breaker 11 and a solid state relay 12 and an amplifying driver 13, the output of the amplifying driver 13 is connected with an alarm bell 14 and a warning light 15; the wireless communication module 7 includes a network configurator 16 and a modem 17, and the output of the modem 17 is connected with a GPRS transceiver 器18;

[0015] The sampling circuit unit 10 includes a current sampling circuit 19, a voltage sampling circuit 20, and a temperature sensor 21. The current sampling circuit 19 and the voltage sampling circuit 20 are connected to the output terminal of the electrical circuit; the data terminal of the liquid crystal display 2 is connected to LCD driver 22, the LCD driver 22 is also connected with a function selection button 23, the function selection button 23 is installed on the upper surface of the mounting box 1; the inner lead of the wiring port 3 is connected to the current sampling circuit 19, the voltage sampling circuit 20 and the input terminal of the temperature sensor 21.

[0016] The working principle of the present invention: the internal components used for fixed installation are made of insulating materials, which can effectively prevent leakage; the LCD driver 22 can realize input and output level conversion, and the function selection button 23 can be used to input selection information The LCD driver 22 scans and converts the input level and sends it to the core processor 4, and the core processor 4 is used for data collection, analysis and processing, and outputting corresponding action execution instructions;

[0017] The connection port 3 connects the collection module to the peripheral to be collected; the data collection module 5 is used to perform data collection operations on electrical circuits, and the current sampling circuit 19 and the voltage sampling circuit 20 collect output current and output voltage respectively. The temperature sensor 21 collects the current line temperature, and the collected analog data is converted into a digital signal by the data acquisition card 9 and then sent to the core processor 4; the core processor 4 receives the data and performs analysis and processing, and The converted parameter values are displayed on the liquid crystal display 2, and when an abnormality occurs, the protection alarm module 6 will be driven to start working; the circuit breaker 11 for motor protection drives and disconnects the working motor, and the solid state relay 12 disconnects the power supply line , The amplifying driver 13 amplifies the output current, drives the alarm bell 14 to make a sound, and lights up the warning light 15;

[0018] The wireless communication module 7 sends the processed data to the remote host computer 8, the network configurator 16 is used to configure network transmission channel parameters, the modem 17 encodes and modulates the data to be sent to form a radio frequency signal, the GPRS The transceiver 18 transmits data according to the configured channel; the remote host computer 8 can access the corresponding network port to obtain the data, thereby realizing remote monitoring.

[0019] The electrical control circuit protection device uses the current sampling circuit 19, the voltage sampling circuit 20 and the temperature sensor 21 to collect the working parameters of the current device by setting the data acquisition module 5, and then combines the circuit breaker 11 for motor protection and the solid state relay 12 for emergency Brake protection, while using the alarm bell 14 and warning light 15 for sound and light alarms, effectively improving the safety and stability of the device protection; by setting the wireless communication module 7, the network configurator 16, the modem 17 and the GPRS transceiver 18 are used. It can effectively realize the remote sending and receiving of wireless data, and combined with the upper computer 8, remote monitoring can be realized; the present invention can effectively realize the automatic control and alarm protection of electrical circuits, and has high sensitivity.

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Description & Claims & Application Information

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Classification and recommendation of technical efficacy words

Improve safety performance and stability performance
Realize remote sending and receiving

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High sensitivity Transceiver Data input Data acquisition Circuit breaker Electric motor Agricultural engineering

Protective device for agricultural buried line

A protection device and line technology, applied in the field of electrical line equipment, can solve problems such as high maintenance costs and economic losses, achieve high sensitivity, improve safety performance and stability performance, and achieve the effect of remote transceiver

AI-Extracted Technical Summary

Problems solved by technology

Method used

Abstract

Image

Examples

Example Embodiment

PUM

Description & Claims & Application Information

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