| 摘要 |
The utility model discloses a novel sealed rivet plug which is mainly composed of a rivet core and a rivet shell. The rivet shell is hollow and cylindrical, one end of the rivet shell is sealed, the sealed end of the cylindrical rivet shell is in an inward-concave arc shape, the rivet core is composed of a rivet rod and a rivet head, the rivet core is tightly sleeved with the hollow portion of the cylindrical rivet shell through the rivet head, a pit matched with the concave arc shape of the sealed end of the cylindrical rivet shell is arranged at the top end of the rivet head of the rivet core, and the rivet head of the rivet core is overall in a frustum shape. The novel sealed rivet plug has the advantages that blocking is firm and reliable, the structure is simple, manufacturing cost is low, the blocking process is fast, easy and convenient, falling cannot occur, and potential safety hazards caused by leakage of process holes are completely eradicated. |
