A fancy fastener that is used for electricity to draw coal mining unit command control board

• Main Authors: ZHANG CHENGHAO, CUI YIYAN, HE JINGLONG, LI HONGTAO, LI YANHONG, GU TAO, WU ZENGMING, YAO FEI, WU BAOQIANG, ZHU CHANGYI, ZHANG RUIPING, TIAN FENG, ZHANG HENG, SU PENG, WU HAN, LIAN XIN, WANG HAIBEI, HUANG SHUBAI, ZHANG AIZHONG, NIU KAI, LIU JIANHUA, REN JIANYE, FU PENGBING, ZHANG LIFANG
• Format: Patent
• Language: Chinese; English
• Published: 03.07.2018
• Subjects: BLASTING; DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS ORMACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS,CLIPS, WEDGES, JOINTS OR JOINTING; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MECHANICAL ENGINEERING; THERMAL INSULATION IN GENERAL; WEAPONS

The utility model belongs to the technical field of coal -winning machine equipment, concretely relates to a fancy fastener that is used for electricity to draw coal mining unit command control boardhas solved the utility model discloses a pile up because of buggy and fatlute easily when solving command control board that the electricity drew the coal mining unit and utilizing the button assemblyin the general circular mushroom cap locking control board through -hole and result in the retardant reset spring of button assembly moving distance to lose efficacy, the multiple problem of commandcontrol board trouble, including the fastener body, the fastener body is the integrated configuration of the circular of concentric setting and round platform shape, and open fastener body middle partcentre of a circle position has the connecting hole that link up, and the fastener body is opened all around has a plurality of recesses that are vertical setting. The utility model discloses can make and discharge in the reces