Draw-bar box
A trolley box and trolley technology, applied in luggage, clothing, accessories, etc., can solve the problems of inconvenient travel, unadjustable space, large luggage volume, etc., and achieve the effects of avoiding distortion, carrying items conveniently, and increasing strength
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[0021] Below by specific embodiment and in conjunction with accompanying drawing, the present invention will be further described:
[0022] As shown in the drawings, a trolley case includes a base 3, a telescopic pull rod 1 connected to the base 3 at one end, a box frame 7 fixedly arranged on the base 3, and a case skin wrapped outside the box frame 7. 2 and the inner layer arranged on the box frame 7 inside. Wherein, the box frame 7 is a horizontally telescopic rectangular parallelepiped frame made of square tubes, and the height and thickness of the box frame 7 are fixed. Each horizontal frame limit of box body frame 7 all comprises a side tube A10 and two square tubes B8 that are slidably inserted in the two ends of square tube A10 respectively, and the other end of square tube B8 is connected with the vertical frame limit of frame respectively. Square tube connection. The two opposite side walls of each square tube A10 are provided with grooves that are provided througho...
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