Patent ID: 9730549
Date: 2017-08-15
CPC Classifications: A47J

Claim:
1. A coffee brewing device, comprising a coffee box mechanism, a brewing mechanism, a water feeding and discharging mechanism and main body bracket, wherein, the coffee box mechanism is disposed inside a lower end of the main body bracket; the brewing mechanism is disposed at an upper end of the main body bracket; the coffee box mechanism is connected to the brewing mechanism; the water feeding and discharging mechanism is disposed at one side of the main body bracket, and is connected to a water way of the coffee box mechanism: the main body bracket is provided with a coffee inlet for adding coffee, a drive component for driving and connecting the brewing mechanism, a first assembling hole for installing one end of the coffee box mechanism, and a second moving guide groove for movably installing the other end of the coffee box mechanism, wherein, the coffee box mechanism comprises a coffee box, a residue ejecting mechanism and a resetting mechanism; one end of the residue ejecting mechanism is disposed in the coffee box; one end of the resetting mechanism is disposed on the coffee box; the other end of the residue ejecting mechanism is connected with the other end of the resetting mechanism; the coffee box is provided with a first cylinder disposed in the first assembling hole and a second cylinder movably disposed in the second moving guide groove, wherein, the brewing mechanism comprises a brewing head, drive parts for driving the coffee box mechanism to move, a large gear and an upper cover in drive connection with an external mechanism; the drive parts fixedly connected to the left and right sides of the brewing head; the upper cover is disposed at upper ends of the drive parts; the brewing head, the drive part and the upper cover form a cavity for placing the large gear; and the large gear is disposed in the cavity, wherein, the water feeding and discharging mechanism comprises a water feeding and discharging mechanism main body, a water feeding switch, a stepping motor and a fixed mount; the stepping motor is disposed on the fixed mount; the fixed mount is disposed on the water feeding and discharging mechanism main body; the water feeding switch is disposed in the water feeding and discharging mechanism main body; the stepping motor is connected with the water feeding switch; the side end of the water feeding and discharging mechanism main body is provided with a water inlet; and a lower end of the water feeding and discharging mechanism main body is provided with a water outlet.