Patent ID: 11897737
Assignee: nan
Field: Mechanical elements (Mechanical engineering)
Classification: CPC B  F | IPC B  F

Claim 1:
2. The winch according to claim 1, wherein the clutch I (2.4) is provided with a limit groove on the driving shaft from the left side, a limit elastic check ring (9), a wear-resistant material washer (8), a driving shaft power output gear (2.3 a) of a thrust bearing (7a) on the left shoulder (2.5 b2), and a spring (10), the device comprises a limiting elastic retainer ring (9), a wear-resistant material washer (8), a central sun gear (2.2 a), a wear-resistant material washer (8), a limiting elastic retainer ring (9) and a clutch I (2.4), wherein the limiting elastic retainer ring (9), the wear-resistant material washer (8), the wear-resistant material washer (8), the limiting elastic retainer ring (9) and the clutch I (2.4) are in a normally combined type, and a spring (10) is arranged on the left side of a driving shaft, the power output gear is provided with teeth or cogs I (2.3 a1) combined with corresponding teeth or cogs II (2.2 a26) on the left side of the central sun gear (2.2 a), and the drive unit I (2.4 a) pushes or pulls the thrust bearing (7a) to combine or separate the clutch I (2.4), two sets of displacement sensors (6.2) are symmetrically arranged left and right in the axial direction on a sensor support (6.1), the displacement sensors (6.2) are connected with the PLC, the sensor support (6.1) and the clutch driving unit I (2.4 a) are fixed on an annular support frame (2.8), and the annular support frame (2.8) is fixed in the transmission shell (2.1) through bolts;
when the driving unit I (2.4 a) is a spring return type hollow shaft hydraulic cylinder or a pneumatic cylinder, a normally open type multi-plate friction clutch can be arranged, a limiting elastic retainer ring (9) and a thrust bearing (7a) are sequentially arranged on the left side of the driving shaft (2.3), and an elastic retainer ring (9) is arranged on the inner diameter of a central sun wheel annular shaft extension (2.2 a2), a pin (2.4 b2) is inserted into the spring (10) and compressed into a pin hole (2.2 a24), and the end cap outer diameter of the pin hole (2.2 a24) is equal to the outer diameter of the spring (10), an inner spline of a driving piece (2.4 b3) is combined with an outer spline (2.31) of the driving shaft, an outer spline or convex claw of a driven piece (2.4 b4) is combined with an annular shaft extending inner spline or groove (2.2 a25), the planetary gear central sun gear (2.2 a), the wear-resistant material washer (8) and the limiting elastic retainer ring (9) are combined, a drive unit I (2.4 a) directly drives the thrust bearing (7a) to enable the clutch to be combined, and a pressure sensor (6.3) is arranged in an external solenoid valve outlet pipeline of the drive unit I (2.4 a).