A kind of automatic discharge chalk placement box

Abstract

The invention discloses a chalk storage box with an automatic discharging function. The chalk storage box comprises a main box body, the main box body comprises an upper box body and a lower box body, and the upper box body and the lower box body are fixedly connected through a bolt. A main groove is formed in the top face of the upper box body, a middle supporting plate is fixed to the middle of the main groove and divides the main groove into a chalk storage groove in the left and a push groove in the right, a push air cylinder is fixed to the right side wall of the middle supporting plate, a push rod of the push air cylinder penetrates through the middle supporting plate, a push block is fixed to the push rod and inserted in the chalk storage groove in a sleeved mode, a plurality of through holes are formed in the bottom face of the chalk storage groove, the upper portion of the chalk storage groove is covered with a protection cover plate, the protection cover plate is fixed to the top face of the upper box body, a feeding through groove is formed in the top face of the protection cover plate, and a feeding shell with an inner cavity for vertically arranging a row of chalks is fixed to the protection cover plate. The chalk storage box can be used for storing chalks and can also automatically push out chalks, and meanwhile dust generated by chalks can be sucked and collected.

Description

Technical field: [0001] The invention relates to the technical field of teaching tools, in particular to an automatic discharging chalk placement box. Background technique: [0002] In the existing teaching, chalk etc. are generally placed in the chalk groove of the blackboard or placed in the chalk box of the podium. The existing chalk box has a simple structure, and the chalk is placed in an ordinary box, so that the dust of the chalk is easy to fall off. If it falls on the desktop or on the ground, when the fan is turned on or the wind is relatively strong, it is easy to fly up, and it is easy to affect the health of people if inhaled. Therefore, it is very troublesome to deal with the chalk dust in time. Invention content: [0003] The object of the present invention is to address the deficiencies of the prior art, and provide an automatic discharge chalk storage box, which can place chalk and automatically push out the chalk, and at the same time absorb and collect th...

AI Technical Summary

Problems solved by technology

[0002] In the existing teaching, chalk etc. are generally placed in the chalk groove of the blackboard or placed in the chalk box of the podium. The existing chalk box has a simple structure, and the chalk is placed in an ordinary box, so that the dust of the chalk is easy to fall off. When it falls on the table or the ground, it is easy to fly up when the fan is turned on or the wind is relatively strong, and it is easy to affect the health of people if inhaled. Therefore, it is very troublesome to deal with the chalk dust in time.

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