| 摘要 |
An anti-skid hub capable of improving safety performance; a transition disc (3) is installed on a vehicle hub via a bolt; an upper cover is connected to the transition disc (3) via a positioning shaft (13) and a bolt; the upper cover is uniformly provided with a plurality of claw nail support assemblies (1) thereon; the claw nail support assemblies (1) are installed on a claw nail support seat (2); the claw nail support seat (2) is connected to an adjustment rod (6) via a fixing nut (4); the adjustment rod (6) is respectively sleeved with an upper pressure spring (5) and a lower pressure spring (6) thereon; the lower end of the adjustment rod (6) is connected to a pinion shaft (8); the pinion shaft (8) is installed with a pinion (9) thereon; a large gear shaft (12) is installed at the central position of the upper cover; the large gear shaft (12) is installed with a large gear (10) thereon; the large gear (10) is engaged with a plurality of pinions (9) respectively; and the large gear shaft (12) has a hand wheel (11) installed. Rotating the hand wheel enables the claw nail support assemblies to attach to the outer edge of an automobile tire, thus protecting the tire, effectively improving the safety of automobile driving, being convenient to operate and use, and having a wide application range. |
