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A motor drive unit may include a motor and a magnetic brake. The motor may be configured to be located within a motor drive unit housing of the motor drive unit. The motor may include a motor drive shaft defining a motor drive shaft rotation axis in a longitudinal direction. The motor drive shaft may be configured to rotate a reel tube of a motorized curtain. The magnetic brake may include: a fixed portion including a first plurality of magnets; and a rotating portion including a second plurality of magnets. The first plurality of magnets may be configured to repel the second plurality of magnets such that repulsion between the first plurality of magnets and the second plurality of magnets produces a retention torque that prevents rotation of the motor drive shaft when the motor is not driving the motor drive shaft.
一种马达驱动单元可以包括马达和磁力制动器。马达可被配置为位于马达驱动单元的马达驱动单元壳体内。马达可包括马达驱动轴,所述马达驱动轴限定在纵向方向上的马达驱动轴旋转轴线。马达驱动轴可被配置为使电动窗帘的卷管旋转。磁力制动器可包括:固定部分,其包括第一多个磁体;以及旋转部分,其包括第二多个磁体。第一多个磁体可被配置为排斥第二多个磁体,使得第一多个磁体与第二多个磁体之间的排斥产生保持扭矩,所述保持扭矩在马达不驱动马达驱动轴时防止马达驱动轴旋转。
A motor drive unit may include a motor and a magnetic brake. The motor may be configured to be located within a motor drive unit housing of the motor drive unit. The motor may include a motor drive shaft defining a motor drive shaft rotation axis in a longitudinal direction. The motor drive shaft may be configured to rotate a reel tube of a motorized curtain. The magnetic brake may include: a fixed portion including a first plurality of magnets; and a rotating portion including a second plurality of magnets. The first plurality of magnets may be configured to repel the second plurality of magnets such that repulsion between the first plurality of magnets and the second plurality of magnets produces a retention torque that prevents rotation of the motor drive shaft when the motor is not driving the motor drive shaft.
一种马达驱动单元可以包括马达和磁力制动器。马达可被配置为位于马达驱动单元的马达驱动单元壳体内。马达可包括马达驱动轴,所述马达驱动轴限定在纵向方向上的马达驱动轴旋转轴线。马达驱动轴可被配置为使电动窗帘的卷管旋转。磁力制动器可包括:固定部分,其包括第一多个磁体;以及旋转部分,其包括第二多个磁体。第一多个磁体可被配置为排斥第二多个磁体,使得第一多个磁体与第二多个磁体之间的排斥产生保持扭矩,所述保持扭矩在马达不驱动马达驱动轴时防止马达驱动轴旋转。
Motor magnetic brake
马达磁力制动器
FRIMAN OLLI TAPIO (Autor:in)
03.03.2023
Patent
Elektronische Ressource
Chinesisch
IPC:
E06B
Feste oder bewegliche Abschlüsse für Öffnungen in Bauwerken, Fahrzeugen, Zäunen oder ähnlichen Einfriedungen allgemein, z.B. Türen, Fenster, Läden, Tore
,
FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES, OR LIKE ENCLOSURES, IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES