Electronic device with improved driving mechanism structure

Patent metadata

Field	Value
Publication number	US-12413162-B2
Application number	US-202217727349-A
Country	US
Kind code	B2
Filing date	Apr 22, 2022
Priority date	Oct 23, 2019
Publication date	Sep 9, 2025
Grant date	Sep 9, 2025

Abstract

An electronic device is provided, including a shell, a driving mechanism and a driven module, wherein the shell is provided with an avoidance space communicating with an inner cavity of the shell; the driving mechanism includes at least two first field deformation structural components; the first field deformation structural components are arranged in the avoidance space; the adjacent two first field deformation structural components are distributed at intervals and energizing currents are opposite; the driven module is connected to the first field deformation structural components; and when the first field deformation structural components are in a power-up state, each of the first field deformation structural components drives the driven module to rotate through deformation.

First claim

The invention claimed is:

1. An electronic device, comprising a shell, a driving mechanism and a driven module, wherein the shell is provided with an avoidance space communicating with an inner cavity of the shell; the driving mechanism comprises at least two first field deformation structural components; the at least two first field deformation structural components are arranged in the avoidance space; wherein every two adjacent first field deformation structural components among the at least two first field deformation structural components are distributed at intervals and have opposite energizing currents; the driven module is connected to the at least two first field deformation structural components; and when the at least two first field deformation structural components are in a power-up state, each of the at least two first field deformation structural components drives the driven module to rotate through deformation.

2. The electronic device according to claim 1 , wherein the first driving mechanism further comprises a first elastic portion, and the first elastic position is arranged between the driven module and the at least two first field deformation structural components.

3. The electronic device according to claim 1 , wherein the driving mechanism further comprises at least two second field deformation structural components; the at least two second field deformation structural components are arranged in the avoidance space; wherein every two adjacent second field deformation structural components among the at least two second field deformation structural components are distributed at intervals and have opposite energizing currents; and when the at least two second field deformation structural components are in a power-up state, each of the at least two second field deformation structural components drives the driven module through deformation to retract in the shell through the avoidance space or at least partially stretch out of the shell.

4. The electronic device according to claim 3 , wherein the at least two first field deformation structural components and the at least two second field deformation structural components are distributed at intervals in a rotating direction of the driven module.

5. The electronic device according to claim 3 , wherein the driving mechanism further comprises a second elastic portion, and the second elastic portion is arranged between the driven module and the at least two second field deformation structural components.

6. The electronic device according to claim 1 , wherein the shell comprises a middle frame and a rear cover, the middle frame is connected to the rear cover, the middle frame is provided with a first groove, the rear cover is provided with a second groove, the first groove and the second groove form the avoidance space, and at least one of the at least two first field deformation structural components is arranged on an inner wall of the first groove.

7. The electronic device according to claim 6 , wherein at least another one of the at least two first field deformation structural components is arranged on an inner wall of the second groove; and the at least one of the at least two first field deformation structural components on the first groove and the at least another one of the at least two first field deformation structural components on the second groove are arranged opposite to each other.

8. The electronic device according to claim 6 , further comprising a circuit layer and an insulating layer, wherein the insulating layer is paved on the avoidance space, the circuit layer is paved on the insulating layer, the at least two first field deformation structural components are arranged on the circuit layer and are electrically connected to the circuit layer.

9. The electronic device according to claim 3 , wherein the at least two first field deformation structural components and the at least two second field deformation structural components are electrostrictive pieces.

10. The electronic device according to claim 3 , wherein the at least two first field deformation structural components and the at least two second field deformation structural components are photostrictive pieces.

11. The electronic device according to claim 3 , wherein the at least two first field deformation structural components and the at least two second field deformation structural components each comprises electromagnetic coils and magnetostrictive pieces; the electromagnetic coils and the magnetostrictive pieces are arranged in the avoidance space; the magnetostrictive pieces are connected to the driven module; and when the electromagnetic coils are in a power-up state, the magnetostrictive pieces deform to drive the driven module to rotate.

Assignees

• Vivo Mobile Communication Co Ltd

Inventors

• Yi Xiaojun

Classifications

• H04M1/026

  Details of the structure or mounting of specific components · CPC title

• H02N2/10 Primary

  producing rotary motion, e.g. rotary motors · CPC title

• H02N2/006

  Elastic elements, e.g. springs (in general F16F1/00) · CPC title

• H02N2/0095

  producing combined linear and rotary motion, e.g. multi-direction positioners · CPC title

• H02N11/006

  Motors · CPC title