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Corona shield for high potential circuit boards

A circuit board, high-potential technology, applied in the direction of printed circuit components, etc., can solve the problems of corona and high surrounding electric field strength, and achieve the effects of reducing electric field strength, preventing corona damage, and reducing the occurrence of corona

Active Publication Date: 2016-01-20
HARBIN UNIV OF SCI & TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The purpose of the present invention is to solve the problem that corona often occurs due to the high electric field strength around the electronic components in the existing high-voltage equipment, and provides an anti-corona protection cover for high-potential circuit boards

Method used

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  • Corona shield for high potential circuit boards
  • Corona shield for high potential circuit boards

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Effect test

specific Embodiment approach 1

[0012] Specific implementation mode one: the following combination figure 1 with figure 2 Describe this embodiment, the anti-corona protective cover of the high potential circuit board described in this embodiment, it includes protective plate 1, four insulating bolts 2, four insulating pads 3, four insulating nuts 4 and high-voltage connecting wire 5 ;

[0013] The protective plate 1 is arranged in parallel with the protected circuit board 6, and the relative position between the protective plate 1 and the protected circuit board 6 is tightened and fixed by four insulating bolts 2 and four insulating nuts 4. The outer surface of the insulating bolt 2 part between the protected circuit boards 6 is sleeved with an insulating pad 3, and the thickness of the insulating pad 3 is greater than the height of the device on the protected circuit board 6 pointing to the side of the protective plate 1;

[0014] The protective plate 1 is covered with copper on one side, and the copper-...

specific Embodiment approach 2

[0020] Embodiment 2: In this embodiment, Embodiment 1 is further described, and the protective plate 1 is an epoxy plate.

[0021] The copper clad surface 7 is a board surface or a grid shape, with a square hole or a round hole in the middle.

specific Embodiment approach 3

[0022] Embodiment 3: This embodiment further describes Embodiment 1 or 2. The insulating bolt 2 , the insulating pad 3 and the insulating nut 4 are all made of nylon.

[0023] The insulating bolt 2 is a bolt made of nylon.

[0024] Insulation pad 3 adopts the hollow pad of nylon material.

[0025] The insulating nut 4 is a nut made of nylon.

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Abstract

The invention discloses a high-potential circuit board and an anti-corona protection cover for electronic devices of the high-potential circuit board, belongs to the fields of high voltage and insulation and aims at solving the problem that high-potential electronic devices in the existing high-voltage equipment always generate coronas due to high surrounding electric field intensity. The high-potential circuit board disclosed by the invention comprises a protection plate, four insulation bolts, four insulation pads, four insulation nuts and a high-voltage connection wire, wherein the protection plate and the protected circuit board are arranged in parallel, relative positions between the protection plate and the protected circuit board are screwed and fixed via the four insulation bolts and the four insulation nuts, the insulation pads are sleeved on the outer surfaces of the insulation bolt parts between the protection plate and the protected circuit board, and the thickness of each insulation pad is greater than the height, pointing to one side of the protection plate, of a device on the protected circuit board; the single surface of the protection plate is coated with copper, and the copper-coated surface points to a protected circuit board; one end of the high-voltage connection wire is welded on the copper-coated surface of the protection plate, and the other end of the high-voltage connection wire is welded on a ground wire of the protected circuit board.

Description

technical field [0001] The invention relates to an anti-corona protection cover for a high potential circuit board, which belongs to the field of high voltage and insulation. Background technique [0002] With the continuous growth of the national economy, electric energy plays an increasingly important role in industrial production and people's lives, and the proportion of high-voltage application technology is also increasing. The application fields of high-voltage power supply are very wide: in the power system, high-voltage power supply is used to test the insulation performance of high-voltage electrical equipment, such as field testing of insulation performance of power cables, lightning arresters, transformer windings and generator stators; in the field of communication, DC high-voltage The power supply is used as a communication power supply; in the industry, electrostatic dust removal and sewage treatment are realized through discharge; in medicine, it is used in la...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H05K1/02
Inventor 陈庆国池明赫聂洪岩魏新劳王永红
Owner HARBIN UNIV OF SCI & TECH
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