Upper interlocking mechanism of five-prevention interlocking device

五防联锁装置上联锁机构

Abstract

The utility model relates to an upper interlocking mechanism of a five-prevention interlocking device, in particular to an interlocking device used for a vacuum load switch power distribution cabinet, aiming at providing the upper interlocking mechanism of the five-prevention interlocking device with the advantages of simple structure, convenient operation, good protection property and pure mechanical structure. The upper interlocking mechanism of the five-prevention interlocking device comprises a supporting plate, a first interlocking plate, a second interlocking plate and a third interlocking plate, wherein two ends of the supporting plate are provided with connecting plates, and the supporting plate is provided with a handle operating hole; the first interlocking plate, the second interlocking plate and the third interlocking plate are arranged behind the supporting plate and connected with the supporting plate by longitudinal sliding parts; when the first interlocking plate and the second interlocking plate slide upwards to the highest position, one corner at the upper parts of the first interlocking plate and the second interlocking plate is positioned right behind the handle operating hole on the supporting plate; return parts used for leading the first interlocking plate, the second interlocking plate and the third interlocking plate to slide to the highest position are respectively arranged among the first interlocking plate, the second interlocking plate and the third interlocking plate as well as the bracket plate; and a locking part is installed on the second interlocking plate.
本实用新型五防联锁装置上联锁机构涉及一种用于真空负荷开关配电柜的联锁装置。其目的是为了提供一种结构简单、操作简便、防护性好、纯机械结构的五防联锁装置上联锁机构。本实用新型五防联锁装置上联锁机构包括支架板、第一联锁板、第二联锁板和第三联锁板,支架板两端设有连接板,支架板上设有手柄操作孔,第一联锁板、第二联锁板和第三联锁板设置在支架板后方,并通过纵向滑动件与支架板相连接,当第一联锁板和第二联锁板向上滑动至最高位时,第一联锁板和第二联锁板上部的其中一角位于支架板上手柄操作孔的正后方,第一联锁板、第二联锁板和第三联锁板与支架板之间还分别装有使其滑动至最高位的复位件,第二联锁板上装有锁定件。

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    CN-105333575-AFebruary 17, 2016珠海格力电器股份有限公司Power-off protection device, air cleaner with same and control method