Refrigerator

Patent metadata

Field	Value
Publication number	US-11255595-B2
Application number	US-201816605501-A
Country	US
Kind code	B2
Filing date	Oct 12, 2018
Priority date	Oct 13, 2017
Publication date	Feb 22, 2022
Grant date	Feb 22, 2022

Abstract

The present invention discloses a refrigerator, comprising a cabinet, a door and a hot water supply device, wherein the hot water supply device comprises a heater and a dispenser provided with a hot water outlet, the dispenser is recessed on the door, comprising a receiving portion provided at one side opposite to the hot water outlet, and the heater is received in the receiving portion. The heater is provided at the rear surface of the dispenser, thereby avoiding the influence of the filling of foam materials on the heat dissipation of the heater, which contributes to prolonging the service life of a heat sink, eliminates potential risks brought by the hot water supply device to the refrigerator, and reduces the maintenance cost of the refrigerator.

First claim

What is claimed is:

1. A refrigerator, comprising a cabinet, a door of the cabinet, openably connected to the cabinet, and a hot water supply device including a water tank connected with an external water source, a drain path connected with the water tank, a heater for heating water in the drain path, and a dispenser provided with a hot water outlet, the dispenser recessed at the door, comprising a receiving room provided on a side of the dispenser opposite to the hot water outlet, and the heater received in the receiving room, wherein the receiving room has a receiving space for receiving the heater, the hot water supply device further has a beverage making chamber provided between the heater and the dispenser, a first selector, a water pump and a second selector, the first selector is provided between the heater and the beverage making chamber for selectively controlling the water heated by the heater either to be introduced into the beverage making chamber, or to directly flow out of the hot water outlet, the water pump is provided between the water tank and the heater for pressurizing water, the second selector has one water inlet connected with the water pump and two water outlets respectively connected to the heater and the beverage making chamber, the second selector is connected between the water pump and the heater for selectively controlling the water pressurized by the water pump either to be introduced directly into the beverage making chamber, or to be introduced into the heater.

2. The refrigerator according to claim 1 , wherein the door is provided therein with a foam layer, and the receiving room is provided between the foam layer and the dispenser.

3. The refrigerator according to claim 1 , wherein the hot water outlet is provided on a front surface of the dispenser, and the receiving room is provided adjacent to the hot water outlet at a rear surface of the dispenser opposite to the front surface.

4. The refrigerator according to claim 1 , wherein the dispenser is provided with a water tray opposite to the hot water outlet, and the receiving room is provided at a rear surface of the water tray.

5. The refrigerator according to claim 1 , wherein the receiving room is provided with a heat dissipation hole for dissipating heat from the heater.

6. The refrigerator according to claim 1 , wherein the heater is stuck in the receiving room.

7. The refrigerator according to claim 1 , wherein the dispenser is provided with a beverage outlet connected with the beverage making chamber.

8. The refrigerator according to claim 1 , wherein the drain path is further provided therein with a flow meter and the flow meter is between the water tank and the heater.

Assignees

• Qingdao Haier Joint Stock Co Ltd

Inventors

• Zuo Lihua
• Zhang Yanqing
• Sun Weishou
• Xue Jianjun
• Cui Chuan

Classifications

• F25D23/10 Primary

  Arrangements for mounting in particular locations, e.g. for built-in type, for corner type · CPC title

• F25D2400/02

  Refrigerators including a heater · CPC title

• F25D23/02

  Doors; Covers (F25D23/08 takes precedence {locks or fastenings E05B65/0042}) · CPC title

• F25D23/028 Primary

  Details · CPC title

• F25D23/126 Primary

  Water cooler · CPC title