US 12,463,490 B2
Motor module
Hiroyuki Yamamoto, Kyoto (JP); Yoichi Sekii, Kyoto (JP); and Masahiro Otani, Kyoto (JP)
Assigned to NIDEC CORPORATION, Kyoto (JP)
Filed by Nidec Corporation, Kyoto (JP)
Filed on Jan. 31, 2023, as Appl. No. 18/103,605.
Claims priority of application No. 2022-012706 (JP), filed on Jan. 31, 2022; and application No. 2022-012763 (JP), filed on Jan. 31, 2022.
Prior Publication US 2023/0246508 A1, Aug. 3, 2023
Int. Cl. H02K 3/52 (2006.01); A43B 7/06 (2006.01); F04D 17/16 (2006.01); F04D 25/06 (2006.01); F04D 25/08 (2006.01); F04D 29/02 (2006.01); F04D 29/40 (2006.01); F04D 29/42 (2006.01); H02K 5/22 (2006.01); H02K 9/06 (2006.01); H02K 11/00 (2016.01); H02K 11/33 (2016.01)
CPC H02K 3/522 (2013.01) [F04D 25/0673 (2013.01); F04D 25/0693 (2013.01); F04D 29/023 (2013.01); H02K 11/0094 (2013.01); H02K 11/33 (2016.01); A43B 7/06 (2013.01); F04D 17/16 (2013.01); F04D 25/0606 (2013.01); F04D 25/08 (2013.01); F04D 29/403 (2013.01); F04D 29/422 (2013.01); F04D 29/4226 (2013.01); H02K 5/225 (2013.01); H02K 9/06 (2013.01); H02K 2203/06 (2013.01); H02K 2211/03 (2013.01)] 6 Claims
OG exemplary drawing
 
1. A motor module comprising:
a motor that is rotatable about a central axis extending vertically;
a casing including an accommodation space;
a board to control the motor; and
a battery: wherein
the motor includes a lead wire;
the casing includes a partition wall that partitions the accommodation space into a plurality of sections;
the plurality of sections includes a first accommodation space that accommodates the motor and a second accommodation space including at least a space below the first accommodation space;
the partition wall includes a base that partitions the first accommodation space and the second accommodation space in an axial direction extending parallel to the central axis;
the base includes a wiring portion;
the wiring portion includes a lead-out port axially penetrating the base;
the board is accommodated in the second accommodation space;
the board includes a connection to which the lead wire is connected;
the second accommodation space includes an upper accommodation space that is a space radially outward from the first accommodation space and axially above a lower surface of the base, and a lower accommodation space including a space below the upper accommodation space and a space below the base;
the board is accommodated in the upper accommodation space; and
the battery is located in the lower accommodation space.