A refrigerator comprising a door body and an ice crushing device, the ice crushing device being disposed on the door body, wherein the door body is provided with a first accommodation cavity and a second accommodation cavity with an opening; the ice crushing device comprises: an ice crushing bucket disposed in the first accommodation cavity, a cutter head disposed in the ice crushing bucket, and a driving unit at least partially disposed in the second accommodation cavity, the driving unit comprising: a driving rod connected to the cutter head and driving the cutter head to rotate in the ice crushing bucket, a gear set connected to and acting on the driving rod, and a motor ffl for driving the gear set to operate; the ice crushing device further comprises: a cover plate for closing the opening of the second accommodation cavity so that the second accommodation cavity is formed as a closed space, characterized by: a first drain pipe communicating the second accommodation cavity with a refrigeration compartment of the refrigerator; wherein an edge of the door body is provided with a heating wire; the cover plate is sealingly connected with the opening by a waterproof flange and a waterproof groove that fit with each other; one of end holes of the first drain pipe is disposed at a bottom of the second accommodation cavity, and the other of the end holes is exposed to the refrigeration compartment and disposed close to the heating wire; and wherein a sealing ring is provided on a peripheral side of the door body, the heating wire is arranged around the sealing ring and at least partially forms a first gap with the sealing ring, and the other end hole of the first drain pipe is disposed in the first gap. an ice crushing device, the ice crushing device being disposed on the door body, wherein the door body is provided with a first accommodation cavity and a second accommodation cavity with an opening; the ice crushing device comprises: an ice crushing bucket disposed in the first accommodation cavity, a cutter head disposed in the ice crushing bucket, and a driving unit at least partially disposed in the second accommodation cavity, the driving unit comprising: a driving rod connected to the cutter head and driving the cutter head to rotate in the ice crushing bucket, a gear set connected to and acting on the driving rod, and a motor ffl for driving the gear set to operate; the ice crushing device further comprises: a cover plate for closing the opening of the second accommodation cavity so that the second accommodation cavity is formed as a closed space, characterized by: a first drain pipe communicating the second accommodation cavity with a refrigeration compartment of the refrigerator; wherein an edge of the door body is provided with a heating wire; the cover plate is sealingly connected with the opening by a waterproof flange and a waterproof groove that fit with each other; one of end holes of the first drain pipe is disposed at a bottom of the second accommodation cavity, and the other of the end holes is exposed to the refrigeration compartment and disposed close to the heating wire; and wherein a sealing ring is provided on a peripheral side of the door body, the heating wire is arranged around the sealing ring and at least partially forms a first gap with the sealing ring, and the other end hole of the first drain pipe is disposed in the first gap. a first drain pipe communicating the second accommodation cavity with a refrigeration compartment of the refrigerator; wherein an edge of the door body is provided with a heating wire; the cover plate is sealingly connected with the opening by a waterproof flange and a waterproof groove that fit with each other; one of end holes of the first drain pipe is disposed at a bottom of the second accommodation cavity, and the other of the end holes is exposed to the refrigeration compartment and disposed close to the heating wire; and wherein a sealing ring is provided on a peripheral side of the door body, the heating wire is arranged around the sealing ring and at least partially forms a first gap with the sealing ring, and the other end hole of the first drain pipe is disposed in the first gap.