Electronic device
An electronic device including a first body, a second body, a pivot module and a connection casing is provided. The second body is pivotably connected to the first body. The pivot module includes a first torsion portion and a second torsion portion. A rotational torsion of the first torsion portion is smaller than a rotational torsion of the second torsion portion. Part of the pivot module is movably located in the connection casing. The connection casing includes a first connection casing, a second connection casing and a third connection casing. The first connection casing is movably connected to the first body and is movably connected to the second connection casing. The third connection casing is movably connected to the second body and is movably connected to the second connection casing.
1 . An electronic device, comprising:
a first body;
a second body, pivotally connected to the first body;
a pivot module, comprising a first connector, a second connector and a third connector connected in sequence, the first connector is connected to the first body, the third connector is connected to the second body, the first connector and the second connector jointly form a first torsion portion, the third connector and the second connector jointly form a second torsion portion, wherein a rotational torque of the first torsion portion is smaller than a rotational torque of the second torsion portion; and
a connection casing, a part of the pivot module is movably located within the connection casing, the connection casing comprises a first connection casing, a second connection casing and a third connection casing, the first connection casing is movably connected to the first body and movably connected to the second connection casing, the third connection casing is movably connected to the second body and movably connected to the second connection casing.
2 . The electronic device according to claim 1 , wherein the first connector comprises a first sleeve, the second connector comprises a first shaft and a second shaft, the third connector comprises a second sleeve, the first shaft is sleeved within the first sleeve to form the first torsion portion, the second shaft is sleeved within the second sleeve to form the second torsion portion.
3 . The electronic device according to claim 2 , wherein the first shaft is located outside the first body, and the second shaft is located outside the second body.
4 . The electronic device according to claim 1 , wherein the second connector comprises a first protrusion and a second protrusion, the first connector comprises a first stop slot, the third connector comprises a second stop slot, the first protrusion is located within the first stop slot, and the second protrusion is located within the second stop slot.
5 . The electronic device according to claim 4 , wherein when the electronic device is in a first state, the first protrusion contacts a wall of the first stop slot, and the second protrusion contacts a wall of the second stop slot, when the electronic device is in a second state, the first protrusion contacts another wall of the first stop slot, and the second protrusion contacts another wall of the second stop slot.
6 . The electronic device according to claim 1 , wherein the first connector is connected to the first body and partially located within the first connection casing, the second connector is located within the connection casing, and the third connector is connected to the second body and partially located within the third connection casing.
7 . The electronic device according to claim 1 , wherein a ratio of the rotational torque of the first torsion portion to the rotational torque of the second torsion portion is between 0.3 and 0.5.
8 . The electronic device according to claim 1 , wherein the second body comprises a body casing and a display module, the body casing is connected to the third connection casing, and the display module is disposed at the body casing.
9 . The electronic device according to claim 1 , wherein a display device is detachably connected to the second body.
10 . The electronic device according to claim 1 , wherein a curvature of an outer surface of the second connection casing is greater than zero.
11 . The electronic device according to claim 1 , wherein the second connection casing comprises two grooves, part of the first connection casing extends into one of the two grooves, and part of the third connection casing extends into the other of the two grooves.