Quick opening device for manhole cover of cable working well

The invention discloses a quick opening device for a manhole cover of a cable working well in the field of manhole cover opening. The quick opening device comprises a lever device, wherein the lever device comprises a force application rod and a stress rod, the tail end of the force application rod is rotatably connected with the head end of the stress rod through a connecting rod, and the force application rod is provided with a supporting point facing the ground. The device further comprises a cover suction device capable of generating magnetism, and the cover suction device is connected with the tail end of the stress rod. According to the device for quickly opening the manhole cover of the cable working well, the problems that labor and time are wasted and certain personal hidden dangers exist when the manhole cover of the cable working well is opened manually in the prior art can be successfully solved, the safety of workers is guaranteed, and the working efficiency is improved. 本发明公开了井盖开启领域的电缆工井人孔盖快捷开启装