機電一体型モータ - 株式会社デンソー

Title:

機電一体型モータ

Document Type and Number:

Japanese Patent JP7205438

Kind Code:

B2

Abstract:

To suppress increase in size of a whole motor due to a magnetic flux guiding member in a mechanical and electrical integrated type motor having the magnetic flux guiding member for guiding a magnetic flux from a sensor magnet to a magnetic sensor.SOLUTION: A mechanical and electrical integrated type motor includes: a housing 4 for housing a motor; a sensor magnet 30 provided in the housing; a circuit board 10 provided on a side opposite to the sensor magnet of the housing; a plurality of magnetic sensors 24 mounted on the circuit board to detect a magnetic flux from the sensor magnet; and a plurality of magnetic flux guiding members 8 formed of a high-permeability material to guide the magnetic flux from the sensor magnet to each of the plurality of magnetic sensors. Each of the plurality of magnetic flux guiding members is fixed in a state of protruding toward the sensor magnet side at a position opposed to the sensor magnet of the housing, and a groove 32 into which a tip section of the magnetic flux guiding member is inserted is provided with the sensor magnet.SELECTED DRAWING: Figure 5

Inventors:

Yuichiro Murata

Application Number:

JP2019187727A

Publication Date:

January 17, 2023

Filing Date:

October 11, 2019

Export Citation:

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