Labor-saving waterproof drawbar box

Abstract

The invention discloses a labor-saving waterproof drawbar box, which comprises a drawbar box body, a drawbar and moving rolling wheels, wherein the drawbar is arranged in the middle position of the back side of the drawbar box body; the moving rolling wheels are arranged at the bottom of the drawbar box body; a first U-shaped groove, a second U-shaped groove and a third U-shaped groove are formedin one side of the drawbar box body from top to bottom; the first U-shaped groove and the third U-shaped groove are in symmetrical arrangement along the axis center of the drawbar box; a first rotating shaft is arranged inside the first U-shaped groove and the third U-shaped groove; two groups of support upright posts are arranged on the first rotating shaft. The pulling force of a user on the boxbody of the drawbar box body can be saved; the sour and pain feeling of the arm of the user after the user lifts and pulls the box body for a long time can be prevented; the use of the drawbar box bythe user is convenient; the moisture regaining due to direct contact with the ground when the drawbar box body is not used can be prevented; the dryness of the drawbar box is ensured; the isolation from sputtering water on the ground is realized; the waterproof performance of the drawbar box is improved; the use state conversion of the drawbar box is realized; the regulation is convenient and fast.

Description

Technical field [0001] The invention relates to the technical field of trolley boxes, in particular to a labor-saving and waterproof trolley box. Background technique [0002] In people’s daily life, the use of trolley boxes is becoming more and more frequent, especially when traveling on business. Ordinary trolley boxes can effectively save people's pulling force through the installation of rollers and rods, and make people move to the trolley box. It is convenient and quick to use. However, for some large trolley cases, especially those with heavier objects placed inside the trolley cases, the lifting of the trolley cases is still very laborious, and the trolley cases are generally placed on the ground between the boxes. When the ground is in contact with water or the ground is wet, it is easy to make the trolley case wet and wet. In order to save the pulling force of the user, a labor-saving and waterproof trolley case is needed to place the trolley case wet and wet. Summary ...

AI Technical Summary

Problems solved by technology

[0002] In people's daily life, trolley cases are used more and more frequently, especially during ordinary travel and business trips. Ordinary trolley cases can effectively save people's pulling force through the installation of rollers and pull rods, so that people can move the trolley case It is convenient and quick to use. However, some large trolley cases, especially if there are heavy objects inside the trolley case, it is still very laborious to lift the trolley case. In contact with the ground, when the ground is water-stained or the ground is wet, it is easy to make the trolley case wet. In order to save the lifting force of the user, a labor-saving and waterproof trolley case is required to place the trolley case wet.

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