Heat exchanger convenient to maintain

The heat exchanger convenient to maintain comprises a shell, the left side and the right side of the shell are both movably connected with cover bodies, a heat exchange pipe is movably connected into the shell, the left side and the right side of the outer surface of the heat exchange pipe are both movably connected with connecting plates, and limiting assemblies are arranged on the inner walls of the two cover bodies. Mounting assemblies are arranged at the tops of the two cover bodies and the top of the shell; the mounting assembly comprises a connecting rod fixedly connected with the top of the cover body, a fixing rod is fixedly connected with the top of the shell, a stop block is fixedly connected with the top of the fixing rod, and working boxes are fixedly connected with the front side and the rear side of the stop block. According to the heat exchanger convenient to maintain, the outer surfaces of the heat exchange pipes can be supported through the connecting plates, the connecting plates can be limi