CN202448553U - Pen - Google Patents

Abstract

The utility model discloses a pen. The pen comprises a pen point, a pen sleeve and a plastic pipe, wherein a transparent area is arranged on the pen sleeve; the length of the transparent area is more than the whole length of the pen sleeve; the position at the lower part of the plastic pipe, which is close to the pen point, is provided with a red warning line; the red warning line marked on the plastic pipe is higher than the bottom of the transparent area on the pen sleeve. A user can see the remaining amount of ink in the pen clearly through the transparent area; and when the remaining amount of the ink is positioned below the red warning line, the user can know that the pen needs to be filled with ink.

Description

A kind of pen

Technical field

The utility model relates to a kind of study article, especially a kind of pen.

Background technology

Now the pen cap of the pen on the market all seal, see that the ink inventory in the plastic tube just must be back-outed the pen cap is whole, very inconvenience.And many users do not have the custom of running check ink inventory, will occur sometimes finding the time spent that pen does not have the phenomenon of China ink, make troubles to the user.

The utility model content

The purpose of the utility model provides a kind of pen that can let the user know ink inventory easily.

For realizing above-mentioned purpose, the utility model pen comprises nib 1, the pen cap 2 and plastic tube 3, and a clear area is arranged on the pen cap 2, and length is conveniently seen the storage capacity of ink less than the entire length of the pen cap; There is a thin red line bottom of plastic tube 3 near the nib place, is used for reminding the user in time to replenish ink; And the thin red line that is indicated on the plastic tube 3 is higher than the bottom line of clear area on the pen cap 2.

Description of drawings

Fig. 1 is the structure chart of nib 1 with plastic tube 3 integral body of the utility model pen;

Fig. 2 is the pen cap 2 overall structure figure of the utility model pen.

The specific embodiment

The utility model pen comprises nib 1, the pen cap 2 and plastic tube 3.

As shown in Figure 1, there is a thin red line bottom of the plastic tube 3 of the utility model pen near the nib place, is used for reminding the user in time to replenish ink; As shown in Figure 2, a clear area is arranged on the pen cap 2 of the utility model pen, length is conveniently seen the storage capacity of ink less than the entire length of the pen cap; In conjunction with Fig. 1 and 2, the thin red line that is indicated on the plastic tube 3 of the utility model pen is higher than the bottom line of clear area on the pen cap 2.

Claims (3)

1. a pen comprises nib (1), the pen cap (2) and plastic tube (3), it is characterized in that: a clear area is arranged on the pen cap (2), and length is less than the entire length of the pen cap.

2. pen according to claim 1 is characterized in that: there is a thin red line bottom of plastic tube (3) near the nib place.

3. according to claim 2,3 any one described pen, it is characterized in that: the thin red line that is indicated on the plastic tube (3) is higher than the bottom line that the pen cap (2) is gone up the clear area.

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