Waterproof cover plate device for outdoor hoisting hole of hydropower station

The utility model discloses a waterproof cover plate device for an outdoor hoisting hole of a hydropower station, which belongs to the technical field of waterproof cover plates and comprises a frame-shaped main body formed by a first square tube, a second square tube and a riffled plate for waterproofing. A fifth square pipe and a universal steel flat wheel are used for transporting the device, meanwhile, the fifth square pipe can be matched with an object hanging hole, so that the device is more beneficial to installation and arrangement, meanwhile, a riffled plate is used for preventing rainwater and dirt from entering a dirt hanging hole, a building is not built above the dirt hanging hole when water and electricity are built, and therefore cost is saved; and meanwhile, the lifting space is not influenced, the lock pin structure can be locked when the sewage lifting operation is not carried out, and misoperation is prevented. 本实用新型公开了一种用于水电站室外吊物孔的防水盖板装置，属于防水盖板技术领域，包括，该用于水电站室外吊物孔的防水盖板装置，通过一号方管、二号方管和花纹钢板形成框