Enhanced telescopic braking dismountable protection coal mining system

The invention discloses an enhanced telescopic braking dismountable protection coal mining system, which comprises a cutting unit, a traction unit, a control unit and a framework, wherein the cuttingunit comprises a cutting positioning assembly and a rocker arm; a cutting moving assembly is connected with the cutting positioning assembly; a rocker arm cooling assembly is arranged in the rocker arm; the control unit is connected with the traction unit through a connecting element; the connecting element comprises a first matched element and a second matched element; a hydraulic braking deviceis arranged in the traction unit; and the framework comprises a fixed framework, an ascending and descending framework and a movable framework. Through the arrangement of the automatic telescopic structure, the automatic telescopic protection of the cutting unit can be realized; the service life of a tool is prolonged; through the use of a multiplex reinforcing mode between the traction unit and the control unit, the compa