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Power distribution network ring main unit online monitoring device

A monitoring device and ring network cabinet technology, which is applied to measurement devices, substation/distribution device housings, circuit devices, etc., can solve the problems of high installation cost, difficult maintenance, and complex principles, and achieve easy maintenance and improved accuracy. , The effect of simple installation principle

Pending Publication Date: 2021-11-12
常德三欣电力电子科技有限公司
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Problems solved by technology

[0002] In recent years, my country has continuously increased investment in distribution network construction, urban distribution network has developed rapidly, and the quality of power supply has been significantly improved; ring network cabinets have been used on a large scale due to their simple structure and flexible installation methods; due to the ring network There are a large number of cabinets scattered outdoors, and the maintenance is difficult, which brings great pressure to the operation and maintenance inspection of the equipment status monitoring; therefore, it is urgent to carry out real-time and regular online monitoring of the operation status of the ring network cabinet equipment. Realize predictive maintenance, improve the continuous availability of equipment, improve the reliability of power supply and the safety of equipment personnel; the current online monitoring device for distribution network ring main unit is expensive to install, the principle is complicated, and it cannot clearly sense the location of abnormal temperature

Method used

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  • Power distribution network ring main unit online monitoring device
  • Power distribution network ring main unit online monitoring device
  • Power distribution network ring main unit online monitoring device

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Embodiment Construction

[0025] The present invention will be further described below in conjunction with the accompanying drawings.

[0026] see as Figure 1 to Figure 6 As shown, the technical solution adopted in this specific embodiment is: it includes a temperature change monitoring mechanism 2 and a vibration monitoring mechanism 3;

[0027] The cabinet 1 is provided with a temperature change monitoring mechanism 2; the temperature change monitoring mechanism 2 includes a protective net 2-3, a fan 2-4, a temperature sensor 2-5, a probe 2-6, a slide rail 2-8, Slider 2-9, No. 1 fixing bolt 2-10, conduit 2-11, No. 1 threaded pipe 2-14, No. 1 limit tube 2-15, No. 1 hose 2-16, air pump 2-17, two No. threaded pipe 2-22, No. 2 limiting pipe 2-23 and No. 2 hose 2-24;

[0028] There are several monitoring chambers 2-1 on the left side wall of the cabinet body 1, and the lower part of the left side wall of the monitoring chamber 2-1 is provided with a ventilation hole 2-2; the inner peripheral wall of th...

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Abstract

The invention provides a power distribution network ring main unit online monitoring device, and relates to the technical field of power distribution network ring main units. The device is characterized in that the left side wall of a cabinet body is provided with a plurality of monitoring cavities, the lower portion of the left side wall of each monitoring cavity is provided with a ventilation hole, a fan is fixed on the bottom plate of the monitoring cavity and is connected with an external power supply, a temperature sensor is fixed to the upper portion of the left side wall of the monitoring cavity and connected with the external power source, a first through hole is formed in the right side wall of the monitoring cavity, the probe of the temperature sensor is arranged on the left side of the first through hole, a guide pipe is fixed between a left sliding block and a right sliding block, and a plurality of vent holes are formed in the upper and lower portions of the annular wall of the guide pipe. According to the invention, the device can move according to the installation mode of internal components of the ring main unit, facilitates the improvement of the accuracy of temperature sensing, is simple in installation principle, facilitates the later maintenance, can sense the temperature change of air in the ring main unit in time so as to achieve the temperature change monitoring effect, and can prompt abnormal vibration of the ring main unit.

Description

technical field [0001] The invention relates to the technical field of distribution network ring main cabinets, in particular to an online monitoring device for distribution network ring main cabinets. Background technique [0002] In recent years, my country has continuously increased investment in distribution network construction, urban distribution network has developed rapidly, and the quality of power supply has been significantly improved; ring network cabinets have been used on a large scale due to their simple structure and flexible installation methods; due to the ring network There are a large number of cabinets scattered outdoors, and the maintenance is difficult, which brings great pressure to the operation and maintenance inspection of the equipment status monitoring; therefore, it is urgent to carry out real-time and regular online monitoring of the operation status of the ring network cabinet equipment. Realize predictive maintenance, improve the continuous ava...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01D21/02H02B1/30H02B1/56H02B1/52H02J13/00
CPCG01D21/02H02B1/30H02B1/565H02B1/52H02J13/00022Y02B90/20Y04S40/126
Inventor 李铁琼王浪舟王正群
Owner 常德三欣电力电子科技有限公司
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