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US 12,517,557 B2Granted
Synchronization mechanism, rotating shaft mechanism, and electronic device
AssigneeHonor Device Co., Ltd.
InventorsYaolei Zhang, Guotong Zhou, Bin Yan, Wenlong Huo
Life of this patent
Estimating the term…
Abstract
Embodiments of this application provide a synchronization mechanism, a rotating shaft mechanism, and an electronic device. The synchronization mechanism includes a swing arm and a slider, the swing arm rotates around an axis, the slider is slidably disposed in a direction parallel to the axis, a spiral groove is disposed on the swing arm, and a protruding part that fits the spiral groove is disposed on the slider.
Claims16
A synchronization mechanism, comprising a base, a slider, and a first swing arm and a second swing arm that are located on both sides of the slider, wherein both the first swing arm and the second swing arm are configured to rotate relative to the base;
- wherein the slider is slidably disposed in a direction parallel to an axial direction of rotation of the first swing arm and the second swing arm;
- first fitting parts are symmetrically disposed on both the first swing arm and the second swing arm along a center line of the base, second fitting parts are symmetrically on both sides of the slider along the center line, and the second fitting parts correspond to the first fitting parts;
- and the synchronization mechanism is configured in a manner that when the first swing arm and the second swing arm rotate relative to each other, the first fitting parts and the second fitting parts fit to drive the slider to slide in the axial direction in a manner that rotation angles of the first swing arm and the second swing arm relative to the base stay consistent;
- wherein the synchronization mechanism further comprises a first rotating shaft and a second rotating shaft that are mounted on the base, the first swing arm is configured to rotate around the first rotating shaft, the second swing arm is configured to rotate around the second rotating shaft, and the slider is configured to slide along the first rotating shaft and the second rotating shaft;
- wherein first sleeves are disposed on both sides of the slider, the first sleeves on both sides are respectively sleeved on the first rotating shaft and the second rotating shaft, and the slider is configured to slide along the first rotating shaft and the second rotating shaft;
- and
- wherein the slider has four corner regions, one of the first sleeves is disposed in each of the four corner regions, and the second fitting part is disposed between two of the first sleeves on each side.
4 more elements
A rotating shaft mechanism, wherein the rotating shaft mechanism comprises a rotating shaft pedestal and a shaft cover, at least one group of synchronization mechanisms is disposed between the rotating shaft pedestal and the shaft cover;
- wherein each synchronization mechanism comprises a base, a slider, and a first swing arm and a second swing arm that are located on both sides of the slider, and both the first swing arm and the second swing arm are configured to rotate relative to the base, and the slider is slidably disposed in a direction parallel to an axial direction of rotation of the first swing arm and the second swing arm;
- first fitting parts are symmetrically disposed on both the first swing arm and the second swing arm along a center line of the base, second fitting parts are symmetrically on both sides of the slider along the center line, and the second fitting parts correspond to the first fitting parts;
- wherein each synchronization mechanism is configured in a manner that when the first swing arm and the second swing arm rotate relative to each other, the first fitting parts and the second fitting parts fit to drive the slider to slide in the axial direction, in a manner that rotation angles of the first swing arm and the second swing arm relative to the base stay consistent
- wherein each synchronization mechanism further comprises a first rotating shaft and a second rotating shaft that are mounted on the base, the first swing arm is configured to rotate around the first rotating shaft, the second swing arm is configured to rotate around the second rotating shaft, and the slider is configured to slide along the first rotating shaft and the second rotating shaft;
- wherein in each synchronization mechanism, first sleeves are disposed on both sides of the slider, the first sleeves on both sides are respectively sleeved on the first rotating shaft and the second rotating shaft, and the slider is configured to slide along the first rotating shaft and the second rotating shaft;
- and
- wherein in each synchronization mechanism, the slider has four corner regions, the first sleeve is disposed in each of the four corner regions, and the second fitting part is disposed between two first sleeves on each side.
4 more elements
An electronic device, wherein the electronic device comprises a flexible foldable screen, a middle frame supporting the flexible foldable screen, and a rotating shaft mechanism;
- wherein the rotating shaft mechanism comprises a rotating shaft pedestal and a shaft cover, at least one group of synchronization mechanisms is disposed between the rotating shaft pedestal and the shaft cover;
- wherein each synchronization mechanism comprises a base, a slider, and a first swing arm and a second swing arm that are located on both sides of the slider, and both the first swing arm and the second swing arm rotate relative to the base, the slider is slidably disposed in a direction parallel to an axial direction of rotation of the first swing arm and the second swing arm;
- first fitting parts are symmetrically disposed on both the first swing arm and the second swing arm along a center line of the base, second fitting parts are symmetrically on both sides of the slider along the center line, and the second fitting parts correspond to the first fitting parts;
- and the synchronization mechanism is configured in a manner that when the first swing arm and the second swing arm are configured to rotate relative to each other, the first fitting parts and the second fitting parts fit to drive the slider to slide in the axial direction, in a manner that rotation angles of the first swing arm and the second swing arm relative to the base stay consistent
- wherein each synchronization mechanism further comprises a first rotating shaft and a second rotating shaft that are mounted on the base, the first swing arm is configured to rotate around the first rotating shaft, the second swing arm is configured to rotate around the second rotating shaft, and the slider is configured to slide along the first rotating shaft and the second rotating shaft;
- wherein in each synchronization mechanism, first sleeves are disposed on both sides of the slider, the first sleeves on both sides are respectively sleeved on the first rotating shaft and the second rotating shaft, and the slider is configured to slide along the first rotating shaft and the second rotating shaft;
- and
- wherein in each synchronization mechanism, the slider has four corner regions, the first sleeve is disposed in each of the four corner regions, and the second fitting part is disposed between two first sleeves on each side.
5 more elements
Dependencies are inferred from the claim text.