Stator and multiphase brushless motor having the same
First Claim
1. A stator comprising:
- a stator core having a ring portion and a plurality of stator poles extending radially from the ring portion;
a plurality of stator coils wound on the stator poles and having coil terminals;
a wiring frame fixed to the stator core, and comprising a plurality of conducting members electrically insulated from each other, the conducting elements being electrically coupled to corresponding coils terminals to form multiphase windings; and
an insulating holder coupled to the stator,wherein at least three coil terminals of the stator coils electrically coupled to respective conducting members are directly electrically coupled to a multi-phase power supply, andwherein the at least three coil terminals are held by the insulating holder.
2 Assignments
0 Petitions
Accused Products
Abstract
A stator and a multiphase brushless electric motor utilizing the stator are provided. The stator which includes a stator core having a ring portion and a plurality of stator poles; a plurality of stator coils wound on the stator poles and having coil terminals; and a wiring frame fixed to the stator core, and comprising a plurality of conducting electrically insulated from each other. The conductor elements are electrically coupled to corresponding coils terminals to form multiphase windings. At least three coil terminals of the stator coils electrically coupled to respective conducting members are directly electrically coupled to a multi-phase power supply. The above stator can provide a simple, economic and reliable connection between the coil terminals and the multiphase power supply.
-
Citations
17 Claims
-
1. A stator comprising:
-
a stator core having a ring portion and a plurality of stator poles extending radially from the ring portion; a plurality of stator coils wound on the stator poles and having coil terminals; a wiring frame fixed to the stator core, and comprising a plurality of conducting members electrically insulated from each other, the conducting elements being electrically coupled to corresponding coils terminals to form multiphase windings; and an insulating holder coupled to the stator, wherein at least three coil terminals of the stator coils electrically coupled to respective conducting members are directly electrically coupled to a multi-phase power supply, and wherein the at least three coil terminals are held by the insulating holder. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
-
-
11. A stator for a multiphase brushless motor, comprising:
-
a stator core having a ring portion and a plurality of stator poles extending radially from the ring portion; a plurality of stator coils respectively wound on the stator poles and having coil terminals; a wiring frame fixed to the stator core comprising a plurality of conducting elements electrically insulated from each other, the conducting elements being electrically coupled to corresponding coils terminals to form multiphase windings; and an insulating holder coupled to at least one of the stator poles, wherein the multiphase windings have a plurality of phase terminals configured to be electrically coupled to a multi-phase power supply; wherein the phase terminals are formed by the coil terminals of the stator coils, and wherein the phase terminals are held by the insulating holder. - View Dependent Claims (12, 13, 14)
-
-
15. A multiphase brushless electric motor, comprising:
-
a permanent magnet rotor, and a stator, comprising; a stator core having a ring portion and a plurality of stator poles extending radially from the ring portion; a plurality of stator coils wound on the stator poles and having coil terminals; a wiring frame fixed to the stator core, and comprising a plurality of conducting members electrically insulated from each other, the conducting elements being electrically coupled to corresponding coils terminals to form multiphase windings; and an insulating holder coupled to the stator, wherein at least three coil terminals of the stator coils electrically coupled to respective conducting members are directly electrically coupled to a multi-phase power supply, and wherein the at least three coil terminals are held by the insulating holder. - View Dependent Claims (16, 17)
-
Specification