CN201573403U

CN201573403U - Anti-breaking ball pen

Info

Publication number: CN201573403U
Application number: CN2010200003312U
Authority: CN
Inventors: 杨翰林
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-01-08
Filing date: 2010-01-08
Publication date: 2010-09-08
Anticipated expiration: 2020-01-08

Abstract

An anti-breaking ball pen is characterized in that: a check press-button is provided on the external of the pen tube, a check neck is provided inside the pen tube, a drive tube is inserted in the pen tube, a refill is sleeved with a spring and then inserted into the drive tube, the forepart of the drive tube is connected to a check fixture block, and the check fixture block is clamped in the check neck. The utility model has beneficial effect that, when in use, the drive tube is pressed firstly, and then check press-button is pressed, the check fixture block is clamped in the neck, the nib exposes outside to write; when the pen is not in use, the check fixture block will slide out form the check neck when the pen has light vibration or drops, the nib springs back the pen tube in time to play a role of protecting the nib from breaking.

Description

The shatter-resistant ball pen

Technical field

The utility model relates to a kind of shatter-resistant ball pen.

Background technology

Present ball pen or the free ink pen that uses, pen is in case the nib that drops contacts to earth, and nib damages easily, and influence is write, and can not satisfy the demand of nib shatter-resistant.

The utility model content

The purpose of this utility model will solve in the prior art exactly, present ball pen or the free ink pen that uses, and in a single day nib drops and contacts to earth, and nib damages, and the problem that influence is write provides a kind of shatter-resistant ball pen.

The technical solution adopted in the utility model is: the shatter-resistant ball pen, it is characterized in that: establish the retaining button in shaft of a writing brush outside, the retaining draw-in groove is established in shaft of a writing brush inside, promoting pipe inserts in the shaft of a writing brush, pen core cover upper spring is inserted in and promotes in the pipe, promote the pipe front portion and link to each other with the retaining fixture block, the retaining fixture block is stuck in the retaining draw-in groove.

The beneficial effects of the utility model are: press earlier during use and promote pipe; and then press the retaining button; locking card is stuck in the draw-in groove soon; nib exposes, and can write, when ball pen time spent not; be subjected to slightly shaking or when dropping; the retaining fixture block skids off from the retaining draw-in groove, and nib in time rebounds in the shaft of a writing brush, plays the effect of protection nib shatter-resistant.

Description of drawings

Below in conjunction with drawings and Examples the utility model is described in further detail.

Figure is a structural representation of the present utility model.

Among the figure: 1, the shaft of a writing brush, 2, promote pipe, 3, pen core, 4, the retaining button, 5, the retaining fixture block, 6, spring, 7, the retaining draw-in groove.

The specific embodiment

As figure, the shatter-resistant ball pen is characterized in that: establish retaining button 4 in the shaft of a writing brush 1 outside, retaining draw-in groove 7 is established in the shaft of a writing brush 1 inside, promotes pipe 2 and inserts in the shaft of a writing brush 1, and pen core 3 cover upper springs 6 are inserted in and promote in the pipe 2, promote pipe 2 front portions and link to each other with retaining fixture block 5, retaining fixture block 5 is stuck in the retaining draw-in groove 7.

Press earlier during use and promote pipe, and then press the retaining button, locking card is stuck in the draw-in groove soon, and nib exposes; can write,, be subjected to slightly shaking or when dropping when ball pen time spent not; the retaining fixture block skids off from the retaining draw-in groove, and nib in time rebounds in the shaft of a writing brush, plays the effect of protection nib shatter-resistant.

Claims

1. shatter-resistant ball pen, it is characterized in that: establish the retaining button in shaft of a writing brush outside, the retaining draw-in groove is established in shaft of a writing brush inside, promotes pipe and inserts in the shaft of a writing brush, and pen core cover upper spring is inserted in and promotes in the pipe, promotes that pipe is anterior to link to each other with the retaining fixture block, and the retaining fixture block is stuck in the retaining draw-in groove.