Telescopic schoolbag management box

Abstract

The invention relates to a telescopic schoolbag management box, which is particularly suitable to be used in a flexible bag of a student. The telescopic schoolbag management box consists of a rectangular box body with telescopic thickness and open upper end and a plurality of classification cards with index protruding tongues in the box body; the index protruding tongues are positioned at the open end of the box body; two side walls of the box body are provided with a plurality of connecting rods for connecting side corner connecting plates extended from the sides of front and rear protectiveplates respectively, and the two side walls are provided with a telescopic straight track vertical to the front and rear protective plates at the symmetrical position respectively; a bottom plate of the box body is provided with a plurality of bottom connecting rods for connecting bottom corner connecting plates extended from the bottoms of the front and rear protective plates, and at least one end of the bottom connecting rod and at least one end of the side connecting rod move in straight track grooves on the side corner connecting plate and the bottom corner connecting plate respectively; and the plurality of classification cards are sleeved on the two telescopic straight tracks through a through hole on two sides of the classification cards respectively.

Description

technical field [0001] The invention relates to a retractable schoolbag management box, which is especially suitable for use in flexible schoolbags of middle and primary school students, helps students manage books and papers in the schoolbags, and provides better protection for the books and papers in the bags. Its technical essence is to combine a plurality of sorting cards and a rectangular protective box with an open upper end and a variable thickness to form an organic whole that can be freely put into a school bag. [0002] The boards of the present invention all use materials for file folders with good flexibility and light weight, which should be classified into B42F according to the international patent classification. Background technique [0003] As everyone knows, the soft bag on the back of the shoulders is widely used as a school bag by middle and primary school students. Its disadvantage is that the books put in are easily folded and damaged, and it is difficu...

AI Technical Summary

Problems solved by technology

But there is still no solution to solve the following problems at the same time: the first, the classification cards move independently of the bottom and four walls of the schoolbag; Adjustable, and the thickness of each storage space can be adjusted arbitrarily; third, each classification card cannot produce parallel displacement during use (that is, the card cannot be pulled out from the school bag during use)

A kind of product (Chinese Utility Model Patent No.: ZL200820117730.X) called the Bookshelf in the bag has appeared recently. The length is prone to bending and damage. To support heavy books and document paper, it is necessary to increase the strength and rigidity of the support rod, resulting in excessive weight or high cost of the bookshelf.

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