Reusable gel pen with ink filling function

Abstract

The invention discloses a reusable gel pen with an ink filling function. The reusable gel pen comprises a pen cap, a nib and a penholder, and is characterized by further comprising a rubber plug, a capillary tube and an elastic ink filling hole; the rubber plug is arranged on the inner side of the rear end of the penholder; one end of the capillary tube is fixedly inserted in the middle of the rubber plug, and the other end of the capillary tube is positioned in an inner cavity of the penholder; the elastic ink filling hole is formed in the rubber plug and is positioned on one side of the capillary tube. The length of the capillary tube is a half of that of the penholder. The ink filing hole in the rubber plug can be inserted into a needle of an ink tank after ink in the reusable gel pen with the structure is used up, so that the ink can be filled into the penholder, and the reusable gel pen can be reused. The reusable gel pen has the advantages that a user can repeatedly conveniently fill a large quantity of ink into the reusable gel pen without staining the hands of the user or wiping the ink by the aid of paper towels, and the reusable gel pen has the merit of a fountain pen in the aspect of capability of ink refilling and the merit of a common gel pen in the aspect of capability of preventing ink leakage, is simple in manufacture and low in cost, and is environmental friendly; the quantity of ink filled into the reusable gel pen at one step is equivalent to the quantity of ink in refills of five common gel pens, and accordingly the quantity of characters written by the aid of the reusable gel pen is about 5 times the quantity of characters written by the aid of each common gel pen.

Description

technical field [0001] The invention relates to a writing pen, especially a gel pen. Background technique [0002] The gel pens commonly used at present are all made of a pen core and a pen case. The production of the pen core is too complicated, and the ink cannot be refilled repeatedly. The amount of ink is small, and it will be discarded when it is used up, polluting the environment. Contents of the invention [0003] The object of the present invention is to provide a gel pen that can be refilled with ink to save resources and protect the environment. [0004] To achieve the above object, the technical solution of the present invention is: [0005] A gel pen that can be used for refilling ink, it includes a pen cover, a nib and a pen holder, and is characterized in that it also includes: [0006] a rubber stopper arranged on the inner side of the rear end of the penholder; [0007] One end is inserted and fixed in the middle of the rubber stopper, and the other en...

AI Technical Summary

Problems solved by technology

The production of the refill is too complicated, the ink cannot be refilled repeatedly, the amount of ink is small, and it will be discarded after use, polluting the environment

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