Systems, devices, and/or methods for rotating a vehicle lamp

1. An apparatus for rotating a vehicle lamp comprising: a case body ( 2 ), a motor ( 1 ), a printed circuit board ( 4 ), and a gear reducing mechanism ( 3 ), wherein:

an upper half case body ( 21 ) and a lower half case body ( 22 ) are provided in the case body ( 2 );

the gear reducing mechanism ( 3 ) and the printed circuit board ( 4 ) are accommodated between the upper half case body ( 21 ) and the lower half case body ( 22 );

the motor ( 1 ) has a motor shell ( 11 ) supported by a first bearing ( 14 ) and a motor cover ( 12 ) supported by a second bearing ( 15 ), said motor located outside of the case body ( 2 ), said motor comprising a stator ( 161 ), a rotor ( 162 ), the first bearing ( 14 ), and the second bearing ( 15 );

a revolving shaft ( 13 ) supported on the motor shell ( 11 ) and the motor cover ( 12 ) by the first bearing ( 14 ) and the second bearing ( 15 ) respectively,

the motor ( 1 ) is fixed on the outside of the case body ( 2 ) by fixed ends ( 116 ) of the motor shell ( 11 ); and

an end of the revolving shaft ( 13 ) enters into the case body ( 2 ) and connects with a driving gear ( 5 ) which engages with the gear reducing mechanism ( 3 ) having an output shaft ( 33 ) to actuate a vehicle lamp for changing the direction of irradiation of the vehicle lamp, wherein the gear reducing mechanism ( 3 ) comprises a first stage reduction gear ( 31 ), a second stage reduction gear ( 32 ) engaging with the first stage reduction gear ( 31 ), and a magnetic ring ( 35 ) arranged on the first stage reduction gear ( 31 ) or the second stage reduction gear ( 32 ), and at least one magnetic induction element ( 45 ) is arranged on the printed circuit board ( 4 ) corresponding to a position of the magnetic ring ( 35 ) to detect motion of the motor ( 1 ).

2. An apparatus for rotating a vehicle lamp comprising: a case body ( 2 ), a motor ( 1 ), a printed circuit board ( 4 ), and a gear reducing mechanism ( 3 ), wherein:

an upper half case body ( 21 ) and a lower half case body ( 22 ) are provided in the case body ( 2 );

the gear reducing mechanism ( 3 ) and the printed circuit board ( 4 ) are accommodated between the upper half case body ( 21 ) and the lower half case body ( 22 );

the motor ( 1 ) has a motor shell ( 11 ) supported by a first bearing ( 14 ) and a motor cover ( 12 ) supported by a second bearing ( 15 ), said motor located outside of the case body ( 2 ), said motor comprising a stator ( 161 ), a rotor ( 162 ), the first bearing ( 14 ), and the second bearing ( 15 );

a revolving shaft ( 13 ) supported on the motor shell ( 11 ) and the motor cover ( 12 ) by the first bearing ( 14 ) and the second bearing ( 15 ) respectively,

the motor ( 1 ) is fixed on the outside of the case body ( 2 ) by fixed ends ( 116 ) of the motor shell ( 11 ); and

an end of the revolving shaft ( 13 ) enters into the case body ( 2 ) and connects with a driving gear ( 5 ) which engages with the gear reducing mechanism ( 3 ) having an output shaft ( 33 ) to actuate vehicle lamp for changing the direction of irradiation of the vehicle lamp, wherein the motor shell of the motor ( 1 ) is grounded by a grounding pin ( 113 ).

3. An apparatus for rotating a vehicle lamp comprising: a case body ( 2 ), a motor ( 1 ), a printed circuit board ( 4 ), and a gear reducing mechanism ( 3 ) wherein:

an upper half case body ( 21 ) and a lower half case body ( 22 ) are provided in the case body ( 2 );

the gear reducing mechanism ( 3 ) and the printed circuit board ( 4 ) are accommodated between the upper half case body ( 21 ) and the lower half case body ( 22 );

the motor ( 1 ) comprises a first bearing ( 14 ), a motor shell ( 11 ) supported by the first bearing ( 14 ), a stator ( 161 ), a rotor ( 162 ), and a revolving shaft ( 13 ) supported on the motor shell ( 11 ) by the first bearing ( 14 );

the motor ( 1 ) is fixed on outside of the case body ( 2 ) by fixed ends ( 116 ) of the motor shell ( 11 ), and the motor shell has at least one grounding pin ( 113 ) connected with the printed circuit board ( 4 ) formed on the motor shell ( 11 );

a first end of the revolving shaft ( 13 ) enters into the case body ( 2 ) and connects with a driving gear ( 5 ) which engages with the gear reducing mechanism ( 3 ) which has an output shaft ( 33 ) adapted to actuate a vehicle lamp for changing a direction of irradiation of the vehicle lamp.

4. The apparatus according to claim 3 , wherein the motor ( 1 ) comprises a motor cover ( 12 ) covering the motor shell ( 11 ) and supporting a second end of the revolving shaft ( 13 ) by the second bearing ( 15 ).

5. The apparatus according to claim 3 , wherein the motor cover ( 12 ) of the motor ( 1 ) is fixedly connected on the motor shell ( 11 ).

6. The apparatus according to claim 3 , wherein the stator ( 161 ) is bonded to the motor cover ( 12 ) and is fixed with the motor shell ( 11 ).

7. The apparatus according to claim 3 , wherein a via hole ( 219 ) is formed in the case body ( 2 ) corresponding to a position of the revolving shaft ( 13 ) of the motor ( 1 ), and has a diameter larger than an external diameter of the driving gear ( 5 ).

8. The apparatus according to claim 3 , wherein a fixed flange ( 215 ) adapted for locking the motor shell ( 11 ) is arranged on the case body ( 2 ) corresponding to a position of the motor ( 1 ).

9. The apparatus according to claim 3 , wherein at least one flange ( 117 , 118 ) formed in the motor cover ( 12 ) clips into at least one corresponding positioning groove ( 217 , 218 ) formed in the case body ( 2 ).

10. The apparatus according to claim 3 , wherein the gear reducing mechanism ( 3 ) comprises a first stage reduction gear ( 31 ), a second stage reduction gear ( 32 ) engaging with the first stage reduction gear ( 31 ), and a magnetic ring ( 35 ) arranged on the first stage reduction gear ( 31 ) or the second stage reduction gear ( 32 ), and at least one magnetic induction element ( 45 ) is arranged on the printed circuit board ( 4 ) corresponding to a position of the magnetic ring ( 35 ) to detect motion of the motor ( 1 ).