Luggage case convenient to move on stairs

Abstract

The invention relates to the technical field of luggage cases, in particular to a luggage case convenient to move on stairs. The luggage case comprises a case body, the case body comprises a case cover and a case seat which are matched with each other, an accommodating cavity is formed in the case body, a first supporting column and a second supporting column are arranged in the accommodating cavity, one end of the first supporting column is propped against one end of the second supporting column, the other ends of the first supporting column and the second supporting column are respectively connected with the inner side walls of the case cover and the case seat, two elongated slots are formed in the outer side of the case seat, a plurality of groups of mounting blocks are arranged on each of the two sides of a notch of any one elongated slot, a shaft tube is fixedly arranged between the opposite sides of any one group of mounting blocks, a roller wheel is axially and rotationally sheathed on any one shaft tube, a rail groove is formed in the wheel surface of any one roller wheel, any one elongated slot is corresponding to a tank chain, the tank chain is sheathed on the corresponding roller wheel, and a clamping strip is arranged on the inner side of the tank chain and is clamped and embedded in the corresponding rail groove. The luggage case is convenient to move on the stairs.

Description

technical field [0001] The invention relates to the technical field of suitcases, in particular to a suitcase which is easy to move on stairs. Background technique [0002] Luggage case, also known as suitcase and trolley case, is a box for placing items when going out, and it is one of the types of luggage. Usually suitcases are used to store clothes, personal care items and souvenirs needed on the journey; suitcases are divided into hard-shell suitcases and soft-shell suitcases according to the outer shell. Hard-shell suitcases are more resistant to falling and are suitable for more protection. luggage. [0003] At present, there are luggage cases with 4 small wheels, which can be easily promoted on flat ground without any effort, but the existing luggage cases still have a large deficiency in function and can still be further improved. [0004] People often carry suitcases when they go out. When they are resting, suitcases will be used as seats or tables, especially har...

AI Technical Summary

Problems solved by technology

[0003] At present, there are suitcases with 4 small wheels, which can be easily pushed on flat ground without any effort, but the existing suitcases still have a lot of deficiencies in function and can still be further improved.

[0004] People often carry suitcases when they go out. When they are resting, suitcases will be used as seats or tables, especially hard-shell suitcases. However, the length and width of suitcases are fixed. When people need greater height, Existing luggage does not meet this requirement

When the existing luggage is loaded with clothes or other items, if there are few clothes or other items, the movement of the suitcase will cause the clothes or other items to be messed up or even damaged

The anti-theft function of the current luggage is mainly the anti-theft lock, and the anti-theft lock is often easily cracked or damaged, and the anti-theft capability is insufficient.

When climbing the stairs with a suitcase, it is often necessary to carry the suitcase upstairs, which is laborious and time-consuming

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