Library book storing and taking transfer trolley

Abstract

The invention relates to the technical field of library book transfer, in particular to a library book storing and taking transfer trolley. The transfer trolley comprises a base, two universal wheels are fixedly connected to the two sides of the bottom of the base, a handle is fixedly connected to the left side of the top of the base, two first fixing plates are fixedly connected to the top of the base, a first rotating rod is rotationally connected between the opposite sides of the two first fixing plates, two second fixing plates are fixedly connected to the top of the base, a second rotating rod is rotationally connected between the opposite sides of the two second fixing plates, and the outer surfaces of the first rotating rod and the second rotating rod are each fixedly connected to two lower supporting columns. A motor, two belt wheels and two gears are arranged to drive a first rotating rod and a second rotating rod to rotate reversely, so that the four lower supporting columns and four upper supporting columns are driven to jack up a mounting plate, and a worker can place and arrange books at different heights conveniently.

Description

technical field [0001] The invention relates to the technical field of library book transfer, in particular to a transfer vehicle for library book access. Background technique [0002] A library is an institution that collects, organizes, and collects books and materials for people to read and refer to. Libraries have functions such as preserving human cultural heritage, developing information resources, and participating in social education. They are the external storage and selection transmission mechanism of social memory. In other words In other words, it is a memory device and diffusion device for social knowledge, information, and culture. It is a special place provided for readers to use documents in the library. The business work of the library is composed of many interrelated work links, generally including documents There are four parts: collection, sorting, archiving, and service. Among them, it is necessary to check and accept, register, classify, catalog, and pr...

AI Technical Summary

Problems solved by technology

[0004] The object of the present invention is to provide a transfer cart for library book access, to solve the problem that the simple trolley proposed in the above-mentioned background technology is located at different positions of the staff. When placing high-level books, the staff cannot be helped, and the books on the trolley are not easy for the staff to take.

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