CN1065546A - 剪切断弧法 - Google Patents

剪切断弧法 Download PDF

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Publication number
CN1065546A
CN1065546A CN 91106959 CN91106959A CN1065546A CN 1065546 A CN1065546 A CN 1065546A CN 91106959 CN91106959 CN 91106959 CN 91106959 A CN91106959 A CN 91106959A CN 1065546 A CN1065546 A CN 1065546A
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CN
China
Prior art keywords
arc
shear
extinguish chamber
arc extinguishing
electric arc
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN 91106959
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English (en)
Inventor
魏祥华
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Individual
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Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN 91106959 priority Critical patent/CN1065546A/zh
Publication of CN1065546A publication Critical patent/CN1065546A/zh
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/30Means for extinguishing or preventing arc between current-carrying parts
    • H01H9/32Insulating body insertable between contacts

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  • Arc-Extinguishing Devices That Are Switches (AREA)

Abstract

在触点分开时,产生电弧,用动灭弧罩插入静灭 弧罩里,迅速剪切电弧。该法可研制高压无油开关, 代替目前油开关。该法可在低电压大电流情况剪切 所产生电弧。

Description

本发明,是一种灭弧新方法-剪切断弧法。
目前普遍采用是磁吹法和油浸法来切断触点分开时产生的电弧,以及真空灭弧等方法。但在高压设备中需要少油开关(即油浸法)该开关跳闸次数受限油即变质、甚爆炸等危险。
本发明剪切断弧法,就是克服上述缺点,特别是在高压设备中,该法可研制一种无油、触点寿命较长的高压开关。低压也可使用,如在大电流场合。
图〈1〉,剪切断弧法,动灭弧罩〈1〉,动触点〈2〉,静触点〈3〉,静灭弧罩〈4〉。
(a)动触点〈2〉与静触点〈3〉接合时。
(b)动触点〈2〉与静触点〈3〉分开时,产生电弧〈5〉。
(c)动灭弧罩〈1〉向前运动,插入静灭弧罩〈4〉里,切断电弧〈5〉。

Claims (1)

  1. 本发明是一种新的断弧法,触点在分开时,产生电弧,用动灭弧罩<1>。插入静灭弧罩<4>里,切断电弧。
CN 91106959 1991-04-01 1991-04-01 剪切断弧法 Pending CN1065546A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 91106959 CN1065546A (zh) 1991-04-01 1991-04-01 剪切断弧法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 91106959 CN1065546A (zh) 1991-04-01 1991-04-01 剪切断弧法

Publications (1)

Publication Number Publication Date
CN1065546A true CN1065546A (zh) 1992-10-21

Family

ID=4908333

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 91106959 Pending CN1065546A (zh) 1991-04-01 1991-04-01 剪切断弧法

Country Status (1)

Country Link
CN (1) CN1065546A (zh)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103659750A (zh) * 2012-09-13 2014-03-26 松下电器产业株式会社 触发开关以及电动工具
CN106558463A (zh) * 2015-09-30 2017-04-05 上海良信电器股份有限公司 一种断路器触头保护装置
CN107919605A (zh) * 2016-10-10 2018-04-17 菲尼克斯电气公司 过电压保护元件
CN108269708A (zh) * 2018-01-17 2018-07-10 安徽中骄智能科技有限公司 一种基于自回复式调节的高压触点灭弧结构装置

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103659750A (zh) * 2012-09-13 2014-03-26 松下电器产业株式会社 触发开关以及电动工具
CN103659750B (zh) * 2012-09-13 2017-04-12 松下知识产权经营株式会社 触发开关以及电动工具
CN106558463A (zh) * 2015-09-30 2017-04-05 上海良信电器股份有限公司 一种断路器触头保护装置
CN106558463B (zh) * 2015-09-30 2019-06-14 上海良信电器股份有限公司 一种断路器触头保护装置
CN107919605A (zh) * 2016-10-10 2018-04-17 菲尼克斯电气公司 过电压保护元件
CN108269708A (zh) * 2018-01-17 2018-07-10 安徽中骄智能科技有限公司 一种基于自回复式调节的高压触点灭弧结构装置

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