Connecting piece capable of being quickly butted and disassembled and grounding device

The connecting piece comprises a connecting sleeve and a connecting core, the connecting sleeve comprises a sleeve, a guide taper sleeve is arranged at one end of the sleeve, an open groove is formed from the guide taper sleeve to the middle of the sleeve, a clamping groove is formed in the wall of the sleeve, and the clamping groove is communicated with the open groove; the connecting core comprises a core column and a buckling column, and the buckling column is arranged on the core column; the core column extends into the sleeve, the buckling column enters along the open groove, and the buckling column falls into the clamping groove to achieve buckling butt joint. The utility model also provides a connecting piece and a grounding device capable of realizing rapid butt joint and splitting, rapid butt joint and splitting of the insulating rod and the grounding wire clamp are realized through the connecting sleeve and the connecting core, and grounding operation is more convenient. 本实用新型涉及一种可快速对接和拆分的连接件，包括连接套和