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A method for measuring and warning the working distance of a crane lifting vehicle near potential

A distance measurement, lift truck technology, applied in radio wave measurement systems, measurement devices, instruments, etc., can solve problems such as high requirements for observers' professional quality, national economic production losses, and increased engineering costs, to overcome complex wiring problems, The effect of reducing engineering costs and improving reliability

Active Publication Date: 2018-12-07
STATE GRID HUBEI ELECTRIC POWER CO LTD MAINTENANCE CO
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

But it faces more and more problems. Live work will bring greater difficulties to safe work. In recent years, frequent safety accidents caused by being too close to live equipment have caused serious losses in national economic production.
At present, with the progress of live work, the monitored environmental quantities will be more complex
If manual monitoring is used, there will be disadvantages: 1) Since manual monitoring mainly relies on human observation, observers may misdirect due to slack, obstructed viewing angles, etc., which will lead to vicious safety accidents such as equipment electric shock damage and personnel electric shock casualties; 2) for The requirements for the professional quality of observers are very high, and it also increases the cost of the project

Method used

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  • A method for measuring and warning the working distance of a crane lifting vehicle near potential
  • A method for measuring and warning the working distance of a crane lifting vehicle near potential
  • A method for measuring and warning the working distance of a crane lifting vehicle near potential

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Embodiment Construction

[0021] figure 1 It is a block diagram of the hardware connection of the distance measuring device of the present invention. When the crane lifting vehicle is performing near-potential operation, the distance measuring device is installed directly in front of the boom, on the left, on the right, and above, and the four azimuth planes of the boom are moved. All-round distance measurement.

[0022] Step 1: The distance measuring device measures the distance through the ultrasonic distance measuring sensor. The ultrasonic distance measuring sensor has the characteristics of low interference, high precision, and large measurable range, and can detect even slender objects such as power cables. Ultrasonic ranging sensors in all directions transmit the detected distance between the boom and nearby objects to the STM32 microcontroller.

[0023] Step 2: The distance measurement device transmits the measurement data through wireless WiFi technology, such as figure 2 As shown, the spec...

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Abstract

The invention belongs to the fields of high-voltage live-line safe work construction safety monitoring and wireless communication, and discloses a distance measuring and alarming method for potential approaching work of a crane lifting car. The method is characterized in that based on distance measurement, information wireless transmission and data fusion, the real-time accurate measurement of the distance from construction personnel and equipment to a charged body and safety alarming are realized, accidents such as an electric shock caused by close contact with the charged body are prevented, serious safety accidents such as property loss and personnel casualties are prevented, the level of construction safety is simultaneously increased, the maintenance efficiency is substantially improved, and the construction safety is enhanced. The distance measuring and alarming method for the potential approaching work of the crane lifting car is used for high-voltage live-line safe work construction safety monitoring, and measurement without blind angles is realized by multi-angle ultrasonic sensors; a WiFi hot spot wireless network is flexibly installed; in addition, a control room can obtain construction on-site information at any time, a distance measuring and safety alarming system is formed, and the safety distance measuring problem of high-voltage live-line safe work construction is fundamentally solved.

Description

technical field [0001] The invention relates to construction safety monitoring of high-voltage electrified safety work, in particular to a method for measuring and warning the working distance of a crane lifting vehicle near a potential. Background technique [0002] With the rapid development of my country's economy, the construction scale of the power grid has developed by leaps and bounds. Live work has also become an important means of testing, repairing and reforming power transmission equipment in the construction of the power grid. It has played a role in the safe and reliable operation of the power system and the improvement of economic benefits very important role. But it faces more and more problems. Live work will bring more difficulties to safe work. In recent years, frequent safety accidents caused by being too close to live equipment have caused serious losses in national economic production. At present, with the progress of live work, the monitored environment...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G01S15/08G08C17/02
CPCG01S15/08G08C17/02
Inventor 邓科侯晓松王芹洪叶黄雄峰翁杰郭梽炜严利雄姚其新刘晓华李挺
Owner STATE GRID HUBEI ELECTRIC POWER CO LTD MAINTENANCE CO
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