how to construct a barrel lift

For maintenance it could be necessary to lift the barrel. In my case I decided that I want to have a technical lift.

The first thing is a winch:



The steel rope is devided into two ropes:



Than the ropes a going over some pulleys:


(this picture is the all-day position of the cables not in use / the lowest rope which goes right out of the picture has nothing to do with the lift. That rope is for hanging the petroleum lamp.)

To let the lift work the two ropes are connected to the barrel:



The two metal-pieces at the barrel are connected with a extra rope:







Now my englisch is may be not good enough:
The lever of the metal-piece pushes the crank under the edge of the barrel:



After turning the winch, the barrel is lifted:



Here you find some more pictures of my RMH:
https://permies.com/t/32099/rocket-stoves/doubling-power-RMH-cooling-feed

A fine example of excellent German engineering!