Patent ID: 8684055

Claim:
An explosion-proof security tyre for vehicles, comprising: an outer tyre, a rim disposed at outer side of the outer tyre, a support loop disposed within the outer tyre and at the rim, and a valve core, linked with inner of the tyre, wherein the support loop is a combined support loop for furthest shortening a distance between an inner wall of the outer tyre and an outer wall of the support loop at a normal tyre pressure; the combined support loop comprises a plurality layers of support rings, the support rings are sleeved by layer on layer and fixed to the rim; the rim is a split rim and comprises a primary rim and a secondary rim; the secondary rim is sleeved at the primary rim and is fastened and fixed to the primary rim by a bolt; the support loop comprises at least two layers of the support rings; each of the support rings comprises a set of concave/convex slots and the two adjacent support rings are fit with and fixed by the corresponding concave/convex slots; the primary rim comprises a set of convex slots, which are fit with and fixed to concave slots on the most inner layer of the support rings.