US 11,658,538 B2
Motor operated compressor
Hohyun Seok, Seoul (KR); Chanhyeok Park, Seoul (KR); Eunsub Lee, Seoul (KR); and Myungkyun Kiem, Seoul (KR)
Assigned to LG ELECTRONICS INC., Seoul (KR)
Filed by LG ELECTRONICS INC., Seoul (KR)
Filed on Dec. 7, 2020, as Appl. No. 17/113,334.
Prior Publication US 2022/0181941 A1, Jun. 9, 2022
Int. Cl. H02K 3/52 (2006.01); H02K 11/33 (2016.01); F25B 31/02 (2006.01); B60H 1/32 (2006.01); H02K 21/16 (2006.01)
CPC H02K 3/522 (2013.01) [B60H 1/3222 (2013.01); F25B 31/026 (2013.01); H02K 11/33 (2016.01); H02K 21/16 (2013.01); H02K 2203/09 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A motor operated compressor, comprising:
a housing;
a compressor provided in the housing;
a motor connected to the compressor and configured to drive the compressor;
an inverter coupled to a front side of the housing, and connected to the motor in an electrically conductive manner;
a hermetic terminal assembly, one side of which extends into the inverter, and an opposite side of which extends into the housing;
a plurality of busbars, one end of each of which is connected to the opposite side of the hermetic terminal assembly, and an opposite end of each of which is connected to the motor; and
a first insulating cover portion configured to enclose and seal the hermetic terminal assembly and the plurality of busbars inside the housing,
wherein each of the busbars is respectively provided with a connection portion configured to be connected to a lead wire of a winding coil provided in the motor unit,
wherein an end portion of the connection portion extends outside the first insulating cover portion,
wherein the end portion of the connection portion is enclosed and sealed by a second insulating cover portion,
wherein the second insulating cover portion comprises:
an outer wall portion protruding toward the inverter from an outer circumference of the motor, the outer wall portion including a receiving groove configured to accommodate the end portion of the connection portion; and
a sealing cover coupled to the outer wall portion, and
wherein the end portion of the connection portion is sealed by the first insulating cover portion, the sealing cover, and the outer wall portion.