Fish tank filtering hydroponic device convenient to disassemble and assemble

The utility model relates to the technical field of aquarium fish tanks, and discloses a fish tank filtering hydroponic device convenient to disassemble and assemble, which comprises a base, a disassembling and assembling mechanism is arranged at the top of the base, a filtering hydroponic mechanism is arranged at the top of the base, and the disassembling and assembling mechanism comprises a water pumping filter mounting assembly and a top filtering box mounting assembly. When the filtering device needs to be installed, a water pumping filter body is aligned with a first clamping block to be inserted, first-step installation is achieved, then an installation base is arranged on the top of a frame and slidably connected into a sliding way, a first water pump is inserted into the front face of a first water pipe connecting sleeve, and a precise filter screen is inserted into a first clamping groove; the drainage pipe is inserted into the bottom of the drainage pipe connector, the drainage pipe is clamped toget