CN202043745U

CN202043745U - Crawler belt luggage

Info

Publication number: CN202043745U
Application number: CN 201120140681
Authority: CN
Inventors: 唐蕊; 宋云峰
Original assignee: Shandong University of Science and Technology
Current assignee: Shandong University of Science and Technology
Priority date: 2011-05-06
Filing date: 2011-05-06
Publication date: 2011-11-23
Anticipated expiration: 2021-05-06

Abstract

The utility model relates to a crawler belt luggage which comprises a luggage body; two rear wheels are arranged at the bottom of the luggage body; screw rods are respectively arranged at the left side and the right side of the luggage body; one ends of the screw rods are in rotary connection with the luggage body; the other ends of the screw rods are provided with front wheels; rotating shafts of the front wheels are in rotary connection with the screw rods; a rubber crawler belt is arranged between the front wheels and the rear wheels; the radius of the front wheels is larger than that of the rear wheels; and by using the property that the rubber crawler belts can side on a rough plane, the rubber crawler belts can be connected with the luggage body by the metal screw rods which can be used for adjusting the height. When the luggage is used, the rubber crawler belts are fallen down, and when the luggage is not used, the rubber crawler belts are screwed to the side surfaces of the luggage body, thus being labor-saving, and not occupying a spare space; and as the radius of the front wheels is larger than that of the rear wheels, the luggage body can form an inclined state on stairs automatically, thus being convenient for people to pull the luggage on the stairs with less effort; therefore, the crawler belt luggage not only can move on the flat ground easily, but also can move up and down on the stairs easily, and is convenient to use.

Description

The crawler belt leather trunk

Technical field

The utility model relates to a kind of leather trunk, specifically, relates to a kind of crawler belt leather trunk, belongs to daily life field.

Background technology

At present, traditional pull bar leather trunk, for convenience, generally settled two wheels in chest bottom, though like this can be on the level land mobile very like a cork leather trunk, but when needs move to leather trunk upstairs or downstairs the time, just need mention upstairs or,, the slope is not set almost in the residential building downstairs with manpower though some places are provided with the slope for conveniently conveying goods, in case when the placement article are heavier in the leather trunk, will bring great inconvenience.

The utility model content

Technical problem to be solved in the utility model is at above deficiency, and a kind of crawler belt leather trunk is provided, and this crawler belt leather trunk not only can be like a cork moves on the level land, and stair activity like a cork, and is easy to use.

For solving the problems of the technologies described above, the technical solution of the utility model is: the crawler belt leather trunk, comprise the leather trunk body, the bottom of leather trunk body is provided with two trailing wheels, it is characterized in that: the left and right sides of described leather trunk body is respectively equipped with a swing arm, and an end and the leather trunk body of swing arm are rotationally connected, and the other end of swing arm is provided with front-wheel, the rotating shaft and the swing arm of front-wheel are rotationally connected, and are provided with rubber belt track between front-wheel and the trailing wheel.

As further improvement in the technical proposal:

The radius of described front-wheel is greater than the radius of trailing wheel.

The utility model has adopted technique scheme, compared with prior art, have the following advantages: the character of utilizing crawler belt on on-plane surface, to slide, it is connected by the metal swing arm with the leather trunk body, and regulate height by the metal swing arm, in the time of usefulness crawler belt is fallen, again crawler belt is rotated to the side of leather trunk body in the time of no, do both laborsavingly like this, do not take unnecessary space again; The radius of front-wheel is greater than the radius of trailing wheel, just can make the leather trunk body on stair, form a kind of state of inclination automatically, be convenient to the more laborsaving chest that on stair, spurs of people, not only can on the level land, move like a cork, and stair activity like a cork, easy to use.

Below in conjunction with drawings and Examples the utility model is further specified.

Description of drawings

Accompanying drawing 1 is the structural representation of crawler belt leather trunk among the utility model embodiment;

Accompanying drawing 2 is the right views in the accompanying drawing 1;

Among the figure,

1-leather trunk body, 2-trailing wheel, 3-swing arm, 4-front-wheel, 5-rotating shaft, 6-rubber belt track.

The specific embodiment

Embodiment, as shown in Figure 1 and Figure 2, the crawler belt leather trunk comprises leather trunk body 1, and the bottom of leather trunk body 1 is provided with two trailing wheels 2, the left and right sides of leather trunk body 1 is respectively equipped with a swing arm 3, one end and the leather trunk body 1 of swing arm 3 are rotationally connected, and the other end is provided with front-wheel 4, and the rotating shaft 5 and the swing arm 3 of front-wheel 4 are rotationally connected, be provided with rubber belt track 6 between front-wheel 4 and the trailing wheel 2, the radius of front-wheel 4 is greater than the radius of trailing wheel 2.

The radius of front-wheel is greater than the radius of trailing wheel, just can make the leather trunk body on stair, form a kind of state of inclination automatically, be convenient to the more laborsaving chest that on stair, spurs of people, utilize swing arm again, the leather trunk body is linked to each other with the rotating shaft of front-wheel, when not going upstairs, crawler belt is rotated to the side of leather trunk body, so not only attractive in appearance, also do not waste unnecessary space, when going upstairs, utilize swing arm that front-wheel, rubber belt track are rotated down again, contact with ground, just can spur chest easily and go upstairs.

Claims

1. crawler belt leather trunk, comprise leather trunk body (1), the bottom of leather trunk body (1) is provided with two trailing wheels (2), it is characterized in that: the left and right sides of described leather trunk body (1) is respectively equipped with a swing arm (3), one end of swing arm (3) and leather trunk body (1) are rotationally connected, the other end of swing arm (3) is provided with front-wheel (4), and the rotating shaft (5) of front-wheel (4) is rotationally connected with swing arm (3), is provided with rubber belt track (6) between front-wheel (4) and the trailing wheel (2).

2. crawler belt leather trunk as claimed in claim 1 is characterized in that: the radius of described front-wheel (4) is greater than the radius of trailing wheel (2).