Rotor of a claw pole machine
A Rotor of a claw pole machine ( 12 ), having a rotor winding ( 5 ), which is surrounded by pole fingers of claw poles, for generating an excitation field, and having permanent magnets ( 8, 10 ), wherein two permanent magnets ( 8 ), which are arranged offset in the circumferential direction and have a magnetization in the circumferential direction, are allocated to a pole finger ( 3 ) in the axial direction next to the pole finger, a magnetic flux guiding element ( 9 ) being arranged between the two permanent magnets ( 8 ).
1. Rotor of a claw pole machine ( 12 ), having a rotor winding ( 5 ), which is surrounded by pole fingers of claw poles, for generating an excitation field, and having permanent magnets ( 8 , 10 ),
wherein two permanent magnets ( 8 ), which are arranged offset in the circumferential direction and have a magnetization in the circumferential direction, are allocated to a pole finger ( 3 ) in the axial direction next to the pole finger, a magnetic flux guiding element ( 9 ) being arranged between the two permanent magnets ( 8 ).
2. Rotor according to claim 1 , wherein two permanent magnets ( 8 ), which are arranged offset in the circumferential direction and have a magnetization in the circumferential direction, are on at least one axial end face of the rotor ( 1 ) allocated to each pole finger ( 3 ) in the axial direction next to the pole finger, a magnetic flux guiding element ( 9 ), in particular being non-permanent magnetic, being arranged between the two permanent magnets ( 8 ).
3. Rotor according to claim 1 , wherein two permanent magnets ( 8 ), which are arranged offset in the circumferential direction and have a magnetization in the circumferential direction, are on both axial end faces of the rotor ( 1 ) allocated to each pole finger ( 3 ) in the axial direction next to the pole finger, a magnetic flux guiding element ( 9 ), in particular being non-permanent magnetic, being arranged between the two permanent magnets ( 8 ).
4. Rotor according to claim 1 , wherein a further magnetic flux guiding element ( 11 ) is arranged between each two permanent magnets ( 8 ) which are arranged in the axial direction next to the pole fingers and are allocated to adjacent pole fingers ( 3 ).
5. Rotor according to claim 1 , wherein the permanent magnets ( 8 ) and the magnetic flux guiding elements ( 9 , 11 ) are arranged on an additional rotor ring ( 16 ) which is connected in a rotationally fixed manner to the rotor ( 1 ).
6. Rotor according to claim 5 , wherein the additional rotor ring ( 16 ) consists of a non-ferromagnetic material.
7. Rotor according to claim 1 , wherein the permanent magnets ( 8 ) are axially neighboured in each case by a cavity ( 15 ) in a pole wheel disc ( 2 ) which is the carrier of the pole fingers ( 3 ).
8. Rotor according to claim 1 , wherein the magnetic flux guiding elements ( 9 , 11 ) consist of iron or contain at least iron.
9. Rotor according to claim 1 , wherein a further permanent magnet ( 10 ) is arranged in the intermediate space between immediately adjacent pole fingers ( 3 ).
10. Claw pole machine with a rotor according to claim 1 .
11. Claw pole machine with a rotor according to claim 2 .
12. Claw pole machine with a rotor according to claim 3 .
13. Claw pole machine with a rotor according to claim 4 .
14. Claw pole machine with a rotor according to claim 5 .
15. Claw pole machine with a rotor according to claim 6 .
16. Claw pole machine with a rotor according to claim 7 .
17. Claw pole machine with a rotor according to claim 8 .
18. Claw pole machine with a rotor according to claim 9 .