Unidirectional vibration linear vibration motor structure

• Main Authors: HUANG HAOJING, WANG XINXIN
• Format: Patent
• Language: Chinese; English
• Published: 16.01.2024
• Subjects: CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; DYNAMO-ELECTRIC MACHINES; ELECTRICITY; GENERATION

The utility model discloses a one-way vibration linear vibration motor structure, which belongs to the technical field of linear vibration motors and comprises a lower bracket, a casing is arranged above the lower bracket, a stator assembly is connected onto the upper surface of the lower bracket and comprises an FPCB (flexible printed circuit board), an iron core is arranged above the FPCB, a coil is wound on the iron core, a vibrator assembly is arranged in the casing, and the vibrator assembly is connected with the upper surface of the lower bracket. The vibrator assembly is connected with the machine shell through two symmetrically arranged springs, the vibrator assembly comprises a mass block, two symmetrical permanent magnets are arranged in the mass block, the permanent magnets are alternately magnetized to be in a three-pole state, and magnetic poles of the two permanent magnets are oppositely arranged. According to the utility model, the permanent magnets are magnetized alternately to be in a three-p