Four-wheel draw-bar box
A trolley case, wheeled technology, applied to luggage, clothing, accessories, etc., can solve the problems of increased fatigue, easy hand fatigue, and the trolley case cannot be placed vertically, achieving less fatigue, easy dragging, and simple structure. Effect
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[0018] The specific implementation manners of the present invention will be described in detail below in conjunction with the accompanying drawings.
[0019] Such as figure 1 and figure 2 As shown, a four-wheeled trolley case includes a trolley case body 1, a cavity 2 is provided on both sides of the trolley case body 1, and the inner wall of the cavity 2 is fixed to a shaft block 3, and the shaft block 3 includes a steel sheet part 301 and shaft part 302, the shaft part 302 is movably connected to the wheeled elastic leg 4, the outer side of the wheeled elastic leg 4 is provided with a limit sleeve 5 fixed on the shaft part 302, and the end surface of the shaft part 302 Elastic lever 6 is provided on. The wheeled elastic support leg 4 includes two single legs 41 arranged in parallel, and the two single legs 41 are connected by a cross bar 42 . The single leg 41 includes a casing 401, which is a cylindrical aluminum alloy tube, and an external thread 401a is provided on th...
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