Actuating drive and method for operating an actuating drive

1. An actuating drive ( 1 ), comprising:

an output shaft ( 13 ) for actuating a valve,

a motor drive unit ( 2 ) and an axially movable and rotatable manual drive element ( 3 ),

wherein the output shaft ( 13 ) is optionally actuatable using the motor drive unit ( 2 ) or the manual drive element ( 3 ),

at least one sensor ( 4 ) configured to detect a rotational movement of the manual drive element ( 3 ) around a rotary axis ( 5 ), and

the at least one sensor ( 4 ) or an other sensor is configured to detect an axial movement ( 15 ) of the manual drive element ( 3 ) along a longitudinal axis ( 16 ) of the manual drive element ( 3 ), or the at least one sensor ( 4 ) is configured to detect movements in three spatial axes, or the at least one sensor ( 4 ) is configured to detect the axial movement ( 15 ) of the manual drive element ( 3 ) and to detect movements in three spatial axes.

2. The actuating drive ( 1 ) as claimed in claim 1 , wherein the at least one sensor ( 4 ) comprises a respective sensor configured to detect movement in each of said three spatial axes.

3. The actuating drive ( 1 ) as claimed in claim 1 , further comprising an operative connection established between the at least one sensor ( 4 ), the other sensor ( 4 ), or the at least one sensor and the other sensor and at least one detection element ( 6 ) formed on or connected to the manual drive element ( 3 ), and the at least one detection element ( 6 ) is arranged on an at least one of non-magnetic or non-magnetizable manual drive shaft ( 7 ) of the manual drive element ( 3 ).

4. The actuating drive ( 1 ) as claimed in claim 3 , wherein the operative connection is selected from at least one of an inductive, optical or magnetic operative connection, and during a movement of the manual drive element ( 3 ), the at least one detection element ( 6 ) is moved along therewith.

5. The actuating drive ( 1 ) as claimed in claim 1 , wherein at least one of the at least one sensor ( 4 ) or the other sensor ( 4 ) is respectively set up to carry out a measurement type or a combination of a plurality of measurement types selected from the group including at least one of magnetic, optical, or inductive measurement, and at least one of the at least one sensor ( 4 ) or the other sensor ( 4 ) comprises at least one of a magnetic Hall sensor, phase-shifted reflex photoelectric sensors ( 9 ), phase-shifted forked photoelectric sensors ( 10 ), or inductive sensor ( 11 ).

6. The actuating drive ( 1 ) as claimed in claim 1 , wherein at least one of the at least one sensor ( 4 ) or the other sensor ( 4 ) is coupled to a computer processing unit ( 12 ) wherein, by actuating the manual drive element ( 3 ), a command is generated to control the motor drive unit ( 2 ) by the computer processing unit ( 12 ).

7. The actuating drive ( 1 ) as claimed in claim 1 , further comprising a coupling device ( 14 ) arranged between the manual drive element ( 3 ) and an output shaft ( 13 ) of the actuating drive ( 1 ), and a rotational movement of the manual drive element ( 3 ) is only detectable by the at least one sensor ( 4 ) in the case of a decoupled manual drive element ( 3 ) or by a command generated from the at least one sensor ( 4 ).

8. The actuating drive ( 1 ) as claimed in claim 1 , wherein an axial movement of the manual drive element ( 3 ) detected by at least one of the at least one sensor ( 4 ) or the other sensor ( 4 ) is interpreted by a computer processing unit ( 12 ) as a confirmation command for a command that has been input or selected by a rotational movement, or the actuating drive ( 1 ) comprises an input unit, and a confirmation command for a command that has been input or selected by a rotational movement is generated due to actuation of the input unit.

9. The actuating drive ( 1 ) as claimed in claim 1 , wherein the manual drive element ( 3 ) comprises at least one magnet ( 17 ) as a detection element ( 6 ) or is connected to at least one magnet ( 17 ), and a magnetic operative connection is establishable or is established between the at least one magnet ( 17 ) and at least one of the at least one sensor ( 4 ) or the other sensor ( 4 ), via which a movement of the manual drive element ( 3 ) is detectable, and the at least one magnet ( 17 ) comprises at least one of a ring magnet ( 18 ) or as a rod magnet ( 19 ).

10. The actuating drive ( 1 ) as claimed in claim 1 , wherein the manual drive element ( 3 ) comprises at least one reflector ( 20 ) as a detection element ( 6 ) or is connected to at least one reflector ( 20 ) via which an optical operative connection which comprises a photoelectric sensor is establishable or established to a respective sensor ( 4 ).

11. The actuating drive ( 1 ) as claimed in claim 1 , wherein the manual drive element ( 7 ) comprises at least one perforated disk ( 21 ) as a detection element ( 6 ) having a plurality of openings ( 22 ) arranged on a circular path, and a light beam generated by at least one light source ( 23 ) is guidable or guided through the openings ( 22 ) to at least one receiver ( 24 ) to form an optical operative connection.

12. The actuating drive ( 1 ) as claimed in claim 1 , wherein the manual drive element ( 3 ) comprises at least one conductor loop ( 25 ) as a detection element ( 6 ), and an inductive operative connection is formed between the sensor ( 4 ) and the conductor loop ( 25 ).

13. The actuating drive ( 1 ) as claimed in claim 1 , further comprising a gearbox ( 26 ) arranged between the output shaft ( 13 ) of the actuating drive ( 1 ) and the manual drive element ( 3 ), and at least one of the at least one sensor ( 4 ) or at least one detection element ( 6 ) is arranged between the gearbox ( 26 ) and the manual drive element ( 7 ).

14. The actuating drive ( 1 ) as claimed in claim 1 , further comprising a snap-in locking device ( 28 ), by which a movement of the manual drive element ( 3 ) is detectable in a haptic manner, the snap-in locking device ( 28 ) comprises spring-loaded pressure elements ( 29 ), and the manual drive element ( 3 ) comprises a hand wheel.

15. The actuating drive ( 1 ) as claimed in claim 1 , further comprising a housing ( 27 ), the at least one sensor ( 4 ) is arranged within the housing ( 27 ) or the manual drive element ( 3 ) is arranged outside of the housing ( 27 ), or the at least one sensor ( 4 ) is arranged within the housing ( 27 ) and the manual drive element ( 3 ) is arranged outside of the housing ( 27 ).

16. The actuating drive ( 1 ) as claimed in claim 1 , wherein, in a decoupled state of the manual drive element ( 3 ), at least one detection element ( 6 ) is in a detection region of the at least one sensor ( 4 ), and in this state, an operative connection is established between the at least one sensor ( 4 ) and the detection element ( 6 ) and, in a coupled state of the manual drive element ( 3 ), the at least one detection element ( 6 ) is outside of the detection region of the sensor ( 4 ), eliminating the operative connection between the at least one sensor ( 4 ) and the detection element ( 6 ).

17. A method for the operation of an actuating drive ( 1 ) for actuating a valve, the method comprising:

detecting a rotational movement and an axial movement of a manual drive element ( 3 ) using a sensor ( 4 ),

carrying out a command based on the sensor ( 4 ),

the manual drive element ( 3 ) transmitting an actuating force to at least one of an output shaft ( 13 ) or the valve, and

wherein no power transmission from the manual drive element ( 3 ) to the output shaft ( 13 ) of the actuating drive ( 1 ) is possible during an input of the command, or no input of the command is possible during the power transmission from the manual drive element ( 3 ) to the output shaft ( 13 ) of the actuating drive ( 1 ), or both.

18. The method as claimed in claim 17 , wherein the manual drive element ( 3 ) for the actuating drive ( 1 ) is decouplable.