Multi-layer storage zipper type test paper bag

Abstract

The invention discloses a multi-layer storage zipper type test paper bag, relates to the technical field of office appliances, and solves the problems that the structural form among all interlayers ofa test paper bag used at present is fixed, the test paper bag does not have an adjusting function and all the interlayers are inconvenient to tighten in a self-adaptive manner through the elastic force. The multi-layer storage zipper type test paper bag comprises a square bag body; the square bag body further comprises a bag opening rolling strip; the bag opening rolling strip is arranged in themiddle of the top of the square bag body in a cracking manner; one side of the bag opening rolling strip is connected with the square bag body; zippers are arranged between the two sides of the bag opening rolling strip and the square bag body for connection; and zipper heads are glidingly arranged outside the zippers. Fixing frames and connecting strips are arranged, a convenient and rapid splitting function is provided for the test paper bag, the fixing frames can be screwed into diagonal grooves through clamping strips to be fixed, operation is easy, dismounting is convenient, the test paper bag can be filled with test paper conveniently after dismounting, and the test paper is clamped and tightened in a self-adaptive manner through the elastic force.

Description

technical field [0001] The invention relates to the technical field of office appliances, in particular to a multi-layer storage zipper type test paper bag. Background technique [0002] Existing file bags are provided with an opening on one side of the file bag, and an opening is provided at the opening, and the opening and closing of the opening is realized by a snap button or a zipper arranged on the opening. And then dress up test papers and other paper documents, but after packing, the size of the document bag matches the size of paper documents or paper. [0003] After searching, for example, the patent No. CN209756533U discloses a portable test paper file bag, which includes a file bag body, an opening is provided on the top of the file bag body, and a sealing cloth cover is provided on the top of the opening. An elastic cord is sewn on the front bottom of the cloth cover, a marking area is provided on the front of the document bag body, a buckle seat is provided abo...

AI Technical Summary

Problems solved by technology

[0007] The purpose of the present invention is to provide a multi-layer storage zipper type test paper bag to solve the problem that the structural form between the various compartments of the currently used test paper bag proposed in the above background technology is fixed, does not have an adjustment function, and is inconvenient to be adjusted by elastic self-adaption. The compartments of each group are tightened, the test paper cannot be automatically clamped, and the test paper bag cannot be opened quickly and conveniently. The outer structure of the test paper bag is mostly a soft structure, which is not conducive to supporting and protecting the test paper.

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