CN2875824Y - Chalk holder - Google Patents

Abstract

A chalk cap is connected with one end of two clamping pieces, whose joining place is provided with a spring connecting piece and a spring. When the connecting piece is pressed, two arc clamping pieces will be open, and chalks can be put in or slide up and down. When using the chalk, a hand holding the chalk cap with the chalk can write or draw something and also can avoid the chalk dust from being tainted with the hand, besides, the chalk is difficult to be broken.

Description

Chalk sleeve

Technical field

The utility model relates to a kind of write chalk time cover chalk device, especially chalk sleeve.

Background technology

The teacher will hold chalk every day and write picture, so teacher's hand must be infected with chalk dust all day, in addition, and the frangibility of chalk own, the chalk that fractures is given to write and is made troubles, and has also increased the chalk head thereupon, thereby has wasted chalk.

The utility model content

The task of the utility model chalk sleeve is at above-mentioned defective, designs a kind of hand of writing chalk that can make and keeps clean, can save chalk again, does not also influence and writes.

The technical solution of the utility model is: the arc clips identical by two shapes size connect, the big end junction of two arc clips with spring in flakes with a spring is set.The hand spring opens two arc clips in flakes the time, and chalk is just put in the chalk sleeve, and the small end of chalk sleeve is surplus goes out a little budgust pen, and hand is held chalk sleeve and gone out this little budgust pen and write picture with surplus then.When surplus go out this little budgust pen and use up after, the hand spring in flakes, two arc clips unclamp, and make chalk in the chalk sleeve to lower slider, thereby a little budgust pen have been exposed in the chalk sleeve lower end, proceeds to write picture with just exposing outer this little budgust pen of chalk sleeve then.

The beneficial effects of the utility model are: hand can be infected with chalk dust when writing chalk, saves chalk, and is easy to use, do not influence and writes, simple in structure, makes easy.

Description of drawings

Below in conjunction with drawings and Examples the utility model is further specified

It among the figure front view of the present utility model.

Among the figure, 1, arc clip, 2, spring, 3, spring in flakes, 4, chalk.

The specific embodiment

In the drawings, the big end of two arc clips 1 is respectively with spring in flakes 3, two arc clips 1 is connected, and in the junction spring 2 is set.Pressing spring 3 o'clock in flakes opens two arc clips 1, and chalk 4 is put into chalk sleeve, and small end is surplus goes out a little budgust pen, so hand is held chalk sleeve and gone out this little budgust pen and write picture with surplus.Treat surplus go out this little budgust pen and use up after, hand spring in flakes 3 unclamps two arc clips, chalk 4 in the chalk sleeve is to lower slider, thereby a little budgust pen is exposed in the chalk sleeve lower end, and trip spring in flakes 3 is held chalk sleeve again and proceeded to write picture with just exposing outer this little budgust pen of chalk sleeve.

Claims (2)

1, a kind of chalk sleeve is characterized in that being connected and composed by two arc clips.

2, according to the described chalk sleeve of claim 1, it is characterized in that two arc clip junctions with spring in flakes with a spring is set.

Images