Bus bar guide, bus bar assembly using same, and motor
AssigneePanasonic Intellectual Property Management Co., Ltd.
InventorsYuya Maeda, Yasuaki Matsushita, Hirokazu Yamauchi
Life of this patent
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Abstract
A bus bar guide is provided to fix bus bars that connect a plurality of coils disposed in a motor. The bus bar includes a conductor that has a plate shape and has a first surface and a second surface continuous with the first surface. The bus bar guide is configured by annularly arranging a plurality of bus bar guide pieces each including an insulator. Each of the plurality of bus bar guide pieces is provided with a groove that holds the first surface of the bus bar and positions the bus bar.
Claims17
A bus bar guide that fixes a bus bar that connects a plurality of coils provided in a motor, wherein
- the bus bar includes a conductor having a plate shape and having a pair of first surfaces that extend in a radial direction and face each other and a pair of second surfaces that extend in an axial direction, are continuous with the pair of first surfaces, and face each other,
- the bus bar guide includes a plurality of bus bar guide pieces annually arranged, each of the plurality of bus bar guide pieces comprises an insulator,
- each of the plurality of bus bar guide pieces is provided with a groove that holds one of the pair of first surfaces of the bus bar and positions the bus bar,
- the plurality of bus bar guide pieces includes a first piece and a second piece connected to the first piece,
- the groove of the first piece is configured to receive a middle portion of the bus bar, and
- the groove of the second piece includes a first portion having a first width and a second portion having a second width greater than the first width configured to receive an end portion of the bus bar.
A bus bar guide that fixes a bus bar that connects a plurality of coils provided in a motor, wherein
- the bus bar includes a conductor having a plate shape and having a pair of first surfaces that extend in a radial direction and face each other and a pair of second surfaces that extend in an axial direction, are continuous with the pair of first surfaces, and face each other,
- the bus bar guide includes a plurality of bus bar guide pieces annually arranged, each of the plurality of bus bar guide pieces comprises an insulator,
- each of the plurality of bus bar guide pieces is provided with a groove that holds one of the pair of first surfaces of the bus bar and positions the bus bar, and
- a sensor is disposed between two bus bar guide pieces adjacent to each other with a space along an outer circumferential direction of the bus bar guide.
Dependencies are inferred from the claim text.