Fish tank carbon fiber heating rod

The utility model discloses a fish tank carbon fiber heating rod. The fish tank carbon fiber heating rod comprises a plastic outer sleeve, a metal inner sleeve, an upper cover, a heating assembly and an adjusting assembly. The plastic outer sleeve is arranged outside the metal inner sleeve in a sleeving mode and stretches into water of a fish tank. The upper cover 4 detachably covers the upper portion of the plastic outer sleeve. The heating assembly and the adjusting assembly penetrate through the upper cover and stretch into the metal inner sleeve so that the water of the fish tank can be conveniently heated, and the heating assembly and the adjusting assembly are supported and fixed through a supporting base. The fish tank carbon fiber heating rod is simple in structure, compact in design, convenient and fast to use and high in practicability, and temperature can be adjusted.