Portable multifunctional key

Abstract

The invention discloses a portable multifunctional key, which comprises a key handle, a connecting part and a key body, wherein the middle part of the lower end of the key handle is provided with theconnecting part, and the key body is arranged outside the connecting part; the key handle comprises an upper-layer handle body, a spacer layer and a lower-layer handle body, and the spacer layer is arranged between the upper-layer handle body and the lower-layer handle body; a mounting groove I is formed in the upper-layer handle body, and an IC card coil is arranged at the inner side of the mounting groove; the end part of the upper side of the IC card coil is connected with a multi-point positioning reed, and a micro bearing is arranged in the middle of the mounting groove I; a rotating shaft is arranged at the upper end of the micro bearing. The portable multifunctional key disclosed by the invention has the advantages that the structure design is simple and ingenious, and the functions of an ID card and a plurality of IC cards are integrated on the key, so that a person can use only one key to enter a residential community, a house door and a unit door, thereby increasing the carrying convenience and saving the manufacturing cost, avoiding the inconvenience caused by taking too many keys, and having strong practicality.

Description

technical field [0001] The invention relates to a key, in particular to a portable multifunctional key. Background technique [0002] Key is a kind of commonly used unlocking tool in people's life, and the material of making key is mainly with copper, zinc, aluminium, iron and other metals. The key was invented later than the lock, having appeared in ancient Egypt since 4000 years ago. There are many types of keys, such as ordinary keys, smart keys, remote keys, electronic keys and so on. [0003] At present, the keys we often use are ordinary keys, which generally consist of a key handle and a key body. We often have to carry multiple keys. Due to the large number of keys, it will bring us some problems, such as easy to lose, inconvenient to carry, forget where to use, etc., and the current key functions are relatively single, the key handle and key body Both are fixed connections, and the key handle and key body cannot be replaced at will, nor can they be produced separ...

AI Technical Summary

Problems solved by technology

We often have to carry multiple keys. Due to the large number of keys, it will bring us some problems, such as easy to lose, inconvenient to carry, forget where to use, etc., and the current key functions are relatively single, the key handle and key body Both are fixed connections, the key handle and key body cannot be replaced at will, nor can they be produced separately

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