CN202826824U

CN202826824U - Cap-free pen

Info

Publication number: CN202826824U
Application number: CN 201220509584
Authority: CN
Inventors: 李欣怡
Original assignee: Qingdao No2 Experimental Middle School
Current assignee: Qingdao No2 Experimental Middle School
Priority date: 2012-09-27
Filing date: 2012-09-27
Publication date: 2013-03-27
Anticipated expiration: 2022-09-27

Abstract

The utility model relates to a cap-free pen. The cap-free pen is composed of an outer shell, an ink bag, a telescopic part, a pen head part and a sliding button, wherein the lower end of the ink bag is fixedly connected with the upper end of the telescopic part, the lower end of the telescopic part is fixedly connected with the upper end of the pen head part, and the lateral portion of the pen head part is fixedly connected with the sliding button. The cap-free pen is simple in structure and reasonable in design. When the cap-free pen is not used, the pen head part can be hidden conveniently, so that a pen tip is prevented from being damaged.

Description

A kind of uncovered pen

Technical field

The utility model relates to the study office stationary, particularly a kind of uncovered pen.

Background technology

At present, pen is to use general a kind of stationery, but owing in use often forget button pen lid, when dropping from table, is easy to break nib.

The utility model content

For the defective that exists in the prior art, the purpose of this utility model is to provide a kind of uncovered pen.

For reaching above purpose, the technical scheme that the utility model is taked is:

A kind of uncovered pen comprises shell, ink sac, pars contractilis, written section and slider, and described ink sac lower end and pars contractilis upper end is fixedly connected with, and is fixedly connected with on described pars contractilis lower end and the written section, and described written section sidepiece is fixedly connected with slider.

Uncovered pen described in the utility model, simple in structure, reasonable in design, can easily written section be hidden the destruction that prevents nib after the use.

Description of drawings

The utility model has following accompanying drawing:

Fig. 1 the utility model structural representation

The specific embodiment

Below in conjunction with accompanying drawing the utility model is described in further detail.

As shown in Figure 1, a kind of uncovered pen of the present utility model, comprise shell 1, ink sac 2, pars contractilis 3, written section 4 and slider 5, described ink sac 2 lower ends are fixedly connected with pars contractilis 3 upper ends, described pars contractilis 3 lower ends are fixedly connected with written section 4 upper ends, and described written section 4 sidepieces are fixedly connected with slider 5.

After using pen, slider 5 is slided to ink sac 2 directions, pars contractilis 3 contractions this moment are in the written section 4 retraction shells 1.This uncovered pen can effectively prevent the damage of nib.

Claims

1. uncovered pen, it is characterized in that comprising shell (1), ink sac (2), pars contractilis (3), written section (4) and slider (5), described ink sac (2) lower end is fixedly connected with pars contractilis (3) upper end, described pars contractilis (3) lower end and written section (4) upper end is fixedly connected with, and described written section (4) sidepiece is fixedly connected with slider (5).