Portable waterproof roll edge sealing tool

The utility model relates to the technical field of waterproofing of constructional engineering, in particular to a portable waterproof roll edge sealing tool which comprises a compression roller wheel, a second connecting column arranged above the compression roller wheel, a first connecting column arranged above the second connecting column, a top column arranged above the first connecting column and a fixing column arranged above the compression roller wheel. A connecting assembly is arranged above the fixing column, and a protective cover is arranged above the second connecting column. The first connecting column and the second connecting column are detachably connected together, disassembly and carrying are convenient, meanwhile, the electric push rod stretches out and draws back, the length of the first connecting column can be adjusted, and the device is suitable for operation of operators of different heights and is easy and convenient to use; the tightness of the device can be improved through bolts