External-mounted spare tire quick-changing device and spare tire loading and unloading method
A technology of external hanging and spare tire, which is applied in tire installation, workpiece clamping device, transportation and packaging, etc. It can solve the problems of increasing the difficulty of spare tire replacement, cumbersome spare tire loading and unloading operations, and poor stability, and achieves the goal of spare tire The tire loading and unloading process saves labor, reduces difficulty, and has good stability
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Embodiment 1
[0026] Embodiment 1: A kind of external spare tire quick change device (see attached Figures 1 to 6 ), including a base 1, a spare tire storage rack 2, and a mounting bracket 3 for connecting the vehicle body. The mounting bracket is fixedly connected to the inner side of the base, and the spare tire storage rack can be turned outwards and connected to the outer side of the base. The base is provided with four convex lines at equal intervals, and the lower end of the spare tire storage rack is hinged on the base. The installation frame and the base are vertically arranged and the installation frame and the base are integrally formed. The upper end of the mounting bracket is provided with an elastic positioning pin 23 for abutting against the inner wall of the rim of the spare tire. The mounting frame is provided with the left clamp arm 4 and the right clamp arm 5 which are arranged oppositely. The left clamp arm and the right clamp arm are arranged towards the spare tire sto...
Embodiment 2
[0029] Embodiment 2: A kind of plug-in spare tire quick changing device (see attached Figure 7 ), its structure is similar to that of Embodiment 1, the main difference is that in this embodiment, the inner surface of the left clamping arm is provided with two arc-shaped convex left limiting strips 27, and the inner surface of the right clamping arm is provided with two arc-shaped convex The right limit bar 28 from the left limit bar and the arc transition of the connection position of the inner surface of the left clamp arm, the arc transition of the connection position of the right limit bar and the inner surface of the right clamp arm, between the two left limit bars and the two right Spare tire locating groove 29 is formed between the limiting bars, and some anti-slip protrusions 36 are all provided on the surface of two left limiting bars and two right limiting bars near the spare tire locating groove. The end faces of the left clamping arm and the right clamping arm faci...
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