Self-suction cup

Abstract

The invention discloses a self-suction cup which comprises a cup body and a cap lid. The cap lid is arranged at the upper end of the cup body, a tea placement groove is formed in the upper side of the cap lid, an annular frame is arranged at the inner upper portion of the cup body, a water purifying unit is arranged on the annular frame, a fixing frame is arranged at the inner lower portion of the cup body, a positive electrode and a negative electrode are arranged inside the fixing frame, a water-permeability membrane is arranged between the positive electrode and the negative electrode, a groove is formed in the lower end of the cup body, a connecting rod is arranged in the inner middle portion of the groove, a fixing unit is arranged at the lower end of the connecting rod and comprises a shell and a suction disc, a cavity is formed in the shell, a movable plate is arranged inside the cavity, the lower end of the connecting rod is connected with the upper side of the movable plate, a venting pipe is arranged on the right side of the shell, the lower end of the venting pipe is communicated with the suction disc, and the other end of the venting pipe is communicated with the upper portion of the cavity. The self-suction cup is simple in structure, convenient in use, stable in placement, convenient in carry and capable of improving drinking water quality.

Description

technical field [0001] The invention relates to the technical field of water cups, in particular to a self-priming water cup. Background technique [0002] Water pollution is mainly caused by pollutants produced by human activities, including industrial pollution sources, agricultural pollution sources and domestic pollution sources. Increasing water pollution has posed a major threat to human survival and has become a major obstacle to human health, economic and social sustainable development. According to the investigation of the authoritative organization in the world, at least 20 million people in the world die every year due to drinking unsanitary water. Therefore, water pollution is called "the number one killer in the world". At present, the deterioration of the water environment has seriously endangered the continuation of life, especially when natural disasters and man-made disasters suddenly occur. In some extremely poor and backward areas of the world, drinking ...

AI Technical Summary

Problems solved by technology

There are also many types of water cups, such as thermos cups, open cups, ring cups, etc. The existing water cups have a single function and do not have a filtering function, and the lower part of the existing water cups either has no fixing device or uses a single suction cup For fixing, although it is placed firmly, it is more laborious to pick it up at that time

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