An ice-crushing device , comprising: an ice storage box ; an ice-crushing module provided at a bottom of the ice storage box and comprising an ice blade shaft and several movable ice blades and several stationary ice blades mounted on the ice blade shaft , the ice-crushing module being communicated with the ice storage box through an ice outlet at the bottom of the ice storage box ; a driving mechanism disposed on a side of the ice-crushing module and at least used to drive the movable ice blades to rotate relative to the stationary ice blades; wherein the driving mechanism comprises a motor and a first transmission unit and a second transmission unit driven by the motor, an ice-agitating rod is disposed in the ice storage box , the first transmission unit drives the movable ice blades to rotate relative to the stationary ice blades , the second transmission unit drives the ice-agitating rod to rotate, and a rotation axis of the first transmission unit is arranged parallel to a rotation axis of the second transmission unit; wherein the ice-crushing module comprises a housing , the ice blade shaft is disposed in the housing , the ice storage box comprises an ice storage portion forming an ice storage cavity , and an extension wall extending from one side of the ice storage portion to the bottom characterized in that the housing is fixed on the extension wall , the housing is provided with an ice inlet butted with the ice outlet , a guide groove is provided on an outer side of the ice outlet , a guide block is provided on the outer side of the ice inlet , and the guide block is caught in the guide groove ; wherein a baffle is further provided outside the ice outlet , and the ice-crushing module abuts against the baffle to limit the position of the ice-crushing module upon installation. an ice storage box ; an ice-crushing module provided at a bottom of the ice storage box and comprising an ice blade shaft and several movable ice blades and several stationary ice blades mounted on the ice blade shaft , the ice-crushing module being communicated with the ice storage box through an ice outlet at the bottom of the ice storage box ; a driving mechanism disposed on a side of the ice-crushing module and at least used to drive the movable ice blades to rotate relative to the stationary ice blades; wherein the driving mechanism comprises a motor and a first transmission unit and a second transmission unit driven by the motor, an ice-agitating rod is disposed in the ice storage box , the first transmission unit drives the movable ice blades to rotate relative to the stationary ice blades , the second transmission unit drives the ice-agitating rod to rotate, and a rotation axis of the first transmission unit is arranged parallel to a rotation axis of the second transmission unit; wherein the ice-crushing module comprises a housing , the ice blade shaft is disposed in the housing , the ice storage box comprises an ice storage portion forming an ice storage cavity , and an extension wall extending from one side of the ice storage portion to the bottom characterized in that the housing is fixed on the extension wall , the housing is provided with an ice inlet butted with the ice outlet , a guide groove is provided on an outer side of the ice outlet , a guide block is provided on the outer side of the ice inlet , and the guide block is caught in the guide groove ; wherein a baffle is further provided outside the ice outlet , and the ice-crushing module abuts against the baffle to limit the position of the ice-crushing module upon installation. <EOS>