Adjustable layered writing case special for students

Abstract

The invention discloses an adjustable layered writing case special for students. The structure of the case comprises a layered wiring case structure, a functional case outer frame, an antiskid mat, apen grinding hole, a pen grinding machine, blades, screws, a compass, a battery cover, a calculator, calculator keys, a display screen fixing frame and a display screen. According to the adjustable layered writing case special for the students, after a button is pressed, a horizontal plate is downwards extruded by a button spring, at this moment, an L-shaped connection rod pulls a connection beltdownward and pulls the lower end of an L-shaped crow bar leftward, and the L-shaped crow bar clockwise rotates with a fixed base as the fixed point; the left end of the crow bar is downwards pressed,at this moment, the upward force of the right end of the crow bar is applied to a buckle connection rod, the buckle connection rod drives a small buckle to upward slide, a locking hook is outwards extruded by the small buckle, at this moment, a supporting rack spring flips upwards, an upper frame is upwards opened, and accordingly the layered structure completes movable forming. After a movable lock is mounted, the upper flame and the lower flame are stably connected, the writing case is not easily opened automatically, accordingly, stationery cannot drop out, and the case is simple in box opening operation and practical and convenient.

Description

technical field [0001] The invention is a student-specific adjustable layered pencil case, which belongs to the field of pencil cases. Background technique [0002] Stationery box, a box used by students to hold pens, pencils, rulers, erasers and other stationery. There are many types of textures, generally wooden, iron, plastic and other products, with different shapes, mostly cuboid. The layered stationery box is more practical than the ordinary stationery box, can accommodate more stationery, and the interior is more beautiful, and the structure is relatively complicated. [0003] But the existing layered stationery box lock is relatively complicated or is not a lockset, so it is difficult to open the stationery case or easily loosen the upper and lower frames during use, so that the stationery falls out of the stationery case. Contents of the invention [0004] Aiming at the deficiencies in the prior art, the purpose of the present invention is to provide a student-s...

AI Technical Summary

Problems solved by technology

[0004] Aiming at the deficiencies in the prior art, the purpose of the present invention is to provide a student-specific adjustable layered pencil case to solve the problem that the existing layered pencil case locks are relatively

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