Hinge structure and portable electronic device applying same

Abstract

The present invention discloses a hinge structure, which is used to hinge the body and the cover body of a portable electronic device such as a mobile phone. The hinge structure comprises a first elastic part, a first cam, a second cam, a fixed pedestal and a main shaft; wherein, the first elastic part, the first cam, the second cam and the fixed pedestal are orderly assembled on the main shaft; one end of the first cam is provided with a first cam side; one end of the second cam, which is opposite to the first cam, is provided with a second cam side; the first elastic part provides acting force which ensures that the first cam side of the first cam can be fitted with the second cam side of the second cam; the first elastic part is a double-helix spring; the fixed pedestal is firmly locked on the main shaft; the second cam is locked on the fixed pedestal and can axially slide relatively to the fixed pedestal in order to be separated from the fixed pedestal. The present invention also discloses a portable electronic device adopting the hinge structure. The hinge structure has the advantages of simple structure, low cost and automatic opening function.

Description

Hinge structure and portable electronic device using the hinge structure technical field The invention relates to a hinge structure and a portable electronic device using the hinge structure, in particular to a hinge structure with an automatic opening function and a portable electronic device using the hinge structure. Background technique With the rapid development of wireless communication technology and information processing technology, portable electronic devices such as mobile phones and PDAs (Personal Digital Assistants) enable consumers to enjoy various conveniences brought by high technology anytime and anywhere. The structure is exquisite and novel and widely welcomed by consumers. The clamshell electronic device is usually connected to the main body and the cover through a hinge structure. Most of the existing hinges are semi-automatic hinges, that is, after a certain angle is rotated under the action of an external force, the cover body is automatically open...

AI Technical Summary

Problems solved by technology

This type of hinge has a complex structure and high cost, which increases the cost of portable electronic devices and is not conducive to the competition of portable electronic devices in the market.

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