带有两段进线闭锁装置的移开式隔离手车

Removable isolating handcart with two-section lead-in locking device

Abstract

The invention discloses a removable isolating handcart with a two-section lead-in locking device, belonging to electric kinds and comprising a frame main body, a DPC (Dynamic Performance Control) chassis truck, program locking devices, program locking device keys and an emergency unlocking device. The removable isolating handcart is arranged in an isolating cabinet of a switch cabinet, the frame main body is arranged on the DPC chassis truck, the program locking device and the program locking device key are arranged on the DPC chassis truck, and the two program locking devices and the two program locking device keys are additionally arranged on the DPC chassis truck. Locking is carried out in an active way, a locking operation is simple, clear and reliable, and a control power source is not needed, thus a serious accident of the alternative generation of an electric arc caused by easily generated misoperation due to disabled locking during power failure of the control power source is avoided, trouble duration is shortened, the probability of the misoperation is reduced and an excellent guarantee is provided for the safe operation of a system.
一种带有两段进线闭锁装置的移开式隔离手车,属于电气类,由框架主体、DPC底盘车、程序锁定装置、程序锁定装置钥匙、紧急解锁装置组成,其用在开关柜的隔离柜内,框架主体安装在DPC底盘车上,程序锁定装置、程序锁定装置钥匙、安装在DPC底盘车上,并在DPC底盘车上加装两个程序锁定装置和两个程序锁定装置的钥匙构成,闭锁为主动式,其操作简明,可靠,不用控制电源,避免了控制电源断电时闭锁就会失去功能,容易发生误操作造成相间出现电弧的大事故,减少了故障持续时间,降低了误操作的几率,为系统的安全运行提供了良好的保障。

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Patent Citations (4)

    Publication numberPublication dateAssigneeTitle
    CN-201117472-YSeptember 17, 2008温州市新侨机械电器厂底盘车二进一联锁装置
    CN-201663374-UDecember 01, 2010河南省电力公司洛阳供电公司Handcart of electric-power safe instruments
    CN-201750082-UFebruary 16, 2011常熟开关制造有限公司(原常熟开关厂)Chassis locking device of handcart type circuit breaker
    CN-202009186-UOctober 12, 2011吉林省金冠电气股份有限公司带有两段进线闭锁装置的移开式隔离手车

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