Contact apparatus of plastic circuit breaker draw-out type apparatus

• Main Authors: MAO HAIFENG, TANG LINQI, SHEN JIANFENG
• Format: Patent
• Language: Chinese; English
• Published: 14.03.2012
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRIC SWITCHES; ELECTRICITY; EMERGENCY PROTECTIVE DEVICES; RELAYS; SELECTORS

The utility model relates to a contact apparatus of a plastic circuit breaker draw-out type apparatus, including a support, a static contact, a moving contact and a plate spring. The support is provided with an up-and-down through hole; the static contact extends into the support and is fixedly connected with the support; the terminations of the left and right side walls of the support extend inward to form blocks; block grooves are formed between the two side upper and lower blocks and the inner wall; the plate spring and the moving contact are arranged in the left and right block grooves; the center positions of the left and right inner walls of the support are provided with projections; and the projections support the plate spring and fix the moving contact in the block groove. The contact apparatus of a plastic circuit breaker draw-out type apparatus is characterized in that the plate spring is correspondingly provided with a gap, a good communication effect is possessed, a compacter structure with a low