Ladder type trolley case capable of going up and down stairs

A trolley case and trolley technology, applied in luggage, clothing, accessories, etc., can solve the problems of trolley case’s difficulty in going up and down steps/stairs, and achieve the effect of smooth climbing and reducing impact

CN105919251BInactive Publication Date: 2017-08-25姜今善
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Publication Date
2017-08-25
Estimated Expiration
Not applicable · inactive patent

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Abstract

A stair-climbing rolling luggage capable of ascending and descending stairs. The stair-climbing rolling luggage comprises: a luggage body (1), a rolling frame (11), a retractable rod (12), a wheel (15), a main support (2), a sliding board (3), and a damper support (4). Two ends of the main support (2) are fixedly connected to a first horizontal support (113) and a second horizontal support (114) of the rolling frame (11), respectively. One end of the sliding board (3) is hingedly connected to a bottom of the luggage body (1). One side of the sliding board (3) proximal to the luggage body (1) is provided with a longitudinal guide slot (31). One end of the damper support (4) is slidably mounted within the longitudinal guide slot (31), and the other end is hingedly connected to the main support (2) via a torsion spring (41). The rolling luggage can fulfil stair climbing function and has the advantages of simple structure, reasonable design and the like.
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Description

technical field

[0001] The disclosure of the present invention relates to the field of trolley cases, in particular to a ladder-type trolley case capable of going up and down stairs. Background technique

[0002] The trolley case is a tool for people to travel and store their articles. When people travel, in order to deal with various emergencies during the journey, they usually put various articles in the trolley case.

[0003] At present, most trolley cases are provided with rollers at the bottom, a trolley frame is arranged on one side of the trolley case, and telescopic pull rods are installed in the trolley parts. When in use, people can move the trolley box by dragging the telescopic pull rod on the trolley box and rolling the rollers, but this type of movement is only suitable for flat roads. The trolley case is lifted, and then the steps / stairs are climbed. If the number of steps / stairs to be climbed is small, people can still bear it, but if the number of steps / st...

Examples

Embodiment Construction

[0038] Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numerals in different drawings refer to the same or similar elements unless otherwise indicated. The implementations described in the following exemplary examples do not represent all implementations consistent with the present invention. Rather, they are merely examples of means consistent with aspects of the invention as recited in the appended claims.

[0039] In order to solve the existing trolley case problems such as difficulty in climbing stairs, this embodiment provides a ladder-type trolley case that can go up and down stairs, see figure 1 , the trolley case comprises: a box body 1, a trolley frame 11 is fixedly installed on one side of the box body 1, two telescopic pull rods 12 are respectively installed in the pull rod frame 11, and the ends of the two ...