Electromechanical actuator comprising a module for filtering vibrations, and closure, covering or solar protection system comprising such an electromechanical actuator

An electromechanical actuator for a closure, covering or solar protection installation,

• the electromechanical actuator comprising at least:
• an electric motor,
• a casing, the electric motor being mounted inside the casing, in an assembled configuration of the electromechanical actuator,
• a torque support, the torque support being arranged at a first end of the casing of the electromechanical actuator, in the assembled configuration of the electromechanical actuator, the torque support comprising a shaft, the shaft extending along an axis of rotation of the electromechanical actuator,
• a vibration filtering module, the vibration filtering module being arranged inside the casing of the electromechanical actuator, in the assembled configuration of the electromechanical actuator,
• wherein the vibration filtering module comprises at least:
• a transmission element, the transmission element being mounted around the shaft of the torque support and being fixed to the casing using at least a first fixing element, in the assembled configuration of the electromechanical actuator,
• an end stop, the end stop being connected to the shaft of the torque support,
• a first viscoelastic element, the first viscoelastic element being arranged between the torque support and a first end of the transmission element along a direction of the axis of rotation and in the assembled configuration of the electromechanical actuator, and
• a second viscoelastic element, the second viscoelastic element being arranged between a second end of the transmission element and the end stop along the direction of the axis of rotation and in the assembled configuration of the electromechanical actuator, the second end of the transmission element being opposite to the first end of the transmission element,
• wherein the transmission element comprises a first housing, and
• wherein the shaft of the torque support is configured to be arranged inside the first housing of the transmission element, in the assembled configuration of the electromechanical actuator,
• wherein the shaft of the torque support comprises at least an element in relief,
• wherein the transmission element comprises at least a recessed element extending away from the axis of rotation from an internal surface of the first housing, and
• wherein the or one of the elements in relief of the shaft of the torque support is configured to cooperate with the or one of the recessed elements of the transmission element, in the assembled configuration of the electromechanical actuator, or vice versa.

An electromechanical actuator for a closure, covering or solar protection installation,

• the electromechanical actuator comprising at least:
• an electric motor,
• a casing, the electric motor being mounted inside the casing, in an assembled configuration of the electromechanical actuator,
• a torque support, the torque support being arranged at a first end of the casing of the electromechanical actuator, in the assembled configuration of the electromechanical actuator, the torque support comprising a shaft, the shaft extending along an axis of rotation of the electromechanical actuator,
• a vibration filtering module, the vibration filtering module being arranged inside the casing of the electromechanical actuator, in the assembled configuration of the electromechanical actuator,
• wherein the vibration filtering module comprises at least:
• a transmission element, the transmission element being mounted around the shaft of the torque support and being fixed to the casing using at least a first fixing element, in the assembled configuration of the electromechanical actuator,
• an end stop, the end stop being connected to the shaft of the torque support,
• a first viscoelastic element, the first viscoelastic element being arranged between the torque support and a first end of the transmission element along a direction of the axis of rotation and in the assembled configuration of the electromechanical actuator, and
• a second viscoelastic element, the second viscoelastic element being arranged between a second end of the transmission element and the end stop along the direction of the axis of rotation and in the assembled configuration of the electromechanical actuator, the second end of the transmission element being opposite to the first end of the transmission element,
• wherein the transmission element comprises at least a second housing, and
• wherein the first viscoelastic element and the second viscoelastic element constitute a vibration filtering member and form a single piece, the vibration filtering member extending inside the second housing of the transmission element and beyond the first and second ends of the transmission element, along the direction of the axis of rotation and in the assembled configuration of the electromechanical actuator.

An electromechanical actuator for a closure, covering or solar protection installation,

• the electromechanical actuator comprising at least:
• an electric motor,
• a casing, the electric motor being mounted inside the casing, in an assembled configuration of the electromechanical actuator,
• a torque support, the torque support being arranged at a first end of the casing of the electromechanical actuator, in the assembled configuration of the electromechanical actuator, the torque support comprising a shaft, the shaft extending along an axis of rotation of the electromechanical actuator,
• a vibration filtering module, the vibration filtering module being arranged inside the casing of the electromechanical actuator, in the assembled configuration of the electromechanical actuator,
• wherein the vibration filtering module comprises at least:
• a transmission element, the transmission element being mounted around the shaft of the torque support and being fixed to the casing using at least a first fixing element, in the assembled configuration of the electromechanical actuator,
• an end stop, the end stop being connected to the shaft of the torque support,
• a first viscoelastic element, the first viscoelastic element being arranged between the torque support and a first end of the transmission element along a direction of the axis of rotation and in the assembled configuration of the electromechanical actuator, and
• a second viscoelastic element, the second viscoelastic element being arranged between a second end of the transmission element and the end stop along the direction of the axis of rotation and in the assembled configuration of the electromechanical actuator, the second end of the transmission element being opposite to the first end of the transmission element,
• wherein the transmission element comprises at least a second housing, and
• wherein the first viscoelastic element and the second viscoelastic element respectively form a distinct piece, at least one of the first and second viscoelastic elements extending partially inside the second housing of the transmission element and beyond one of the first and second ends of the transmission element, along the direction of the axis of rotation and in the assembled configuration of the electromechanical actuator.