Refrigerator door

Patent metadata

Field	Value
Publication number	US-12264870-B2
Application number	US-202117925609-A
Country	US
Kind code	B2
Filing date	Apr 12, 2021
Priority date	May 15, 2020
Publication date	Apr 1, 2025
Grant date	Apr 1, 2025

Abstract

The present invention provides a refrigerator door, comprising a door housing, a door liner, a decorative strip connected between the door liner and the door housing, a thermal insulation chamber formed between the door housing and the door liner, and a storage device mounted on the door liner. The refrigerator door further comprises a power supply module used to supply power to the storage device. The power supply module has a pre-embedded component fixed in the thermal insulation chamber and exposed by the door liner, a power supply line passing through the pre-embedded component from the thermal insulation chamber and leading out, and a connection mechanism disposed between the pre-embedded component and the storage device and electrically connected to the power supply line. The refrigerator door of the present invention can prevent the occurrence of leakage during a foaming process.

First claim

What is claimed is:

1. A refrigerator door, comprising:
a door housing;
a door liner;
a decorative strip connecting the door liner with the door housing;
a thermal insulation chamber formed between the door housing and the door liner; and
a storage device mounted on the door liner;
wherein the refrigerator door further comprises a power supply module for powering the storage device, the power supply module has a pre-embedded component fixed in the thermal insulation chamber and exposed from the door liner to the outside, a power supply line led from the thermal insulation chamber through the pre-embedded component, and a connecting mechanism disposed between the pre-embedded component and the storage device and electrically connected to the power supply line;
wherein the pre-embedded component comprises a first fixing portion fixed with the decorative strip, a second fixing portion fixed with the door liner, and a mounting mechanism protruding from the second fixing portion for mounting the connecting mechanism, and wherein the first fixing portion and the second fixing portion are connected by a plurality of connecting ribs arranged at an interval;
wherein the decorative strip comprises side decorative strips fixed on both sides of the door liner, the first fixing portion is fixed on a side of the decorative strip facing the thermal insulation chamber, the door liner has a recessed portion on both sides for receiving the second fixing portion, the second fixing portion has a fitting wall that is fitted to an inner wall on one side of the recessed portion in the transverse direction, front and rear side walls located on front and rear sides of the fitting wall, and upper and lower side walls located on upper and lower sides of the fitting wall, the front and rear side walls and the upper and lower side walls are all fitted to the inner wall on the other side of the recessed portion in the transverse direction, and the second fixing portion has a limiting hole penetrating the upper side wall of the second fixing portion to receive the power supply line.

2. The refrigerator door according to claim 1 , wherein the connecting mechanism is a hanger, and an engaging slot disposed on the storage device and configured to engage with the hanger, the power supply module comprises a first connector disposed on the hanger and a second connector disposed at the engaging slot, and the first connector and second connector are docked with each other in cooperation after the storage device is mounted.

3. The refrigerator door according to claim 2 , wherein the hanger has a housing fixed on a side wall of the door liner, and a circuit board disposed in the housing, and the first connector is electrically connected to the circuit board and disposed exposed outward.

4. The refrigerator door according to claim 3 , wherein the first connector has a connection terminal electrically connected to the circuit board, the housing is provided with a through hole for the connection terminal to pass therethrough, and the connection terminal has a connection portion electrically connected to the second connector and a welding portion passing through the through hole and welded with the circuit board.

5. The refrigerator door according to claim 3 , wherein the power supply line is electrically connected to the circuit board, an end of the power supply line is provided with a socket, and the circuit board is provided with a plug mated with the socket.

6. The refrigerator door according to claim 3 , wherein the housing has a pair of sliders protruding from inner walls of front and rear side walls thereof, opposed to each other and extending in an up-down direction, a catching slot recessed from inner walls of the side walls in the transverse direction, the mounting mechanism is protrudingly formed from the fitting wall, the mounting mechanism comprises a pair of slide rails cooperating with the pair of sliders, and a bottom plate located below the pair of slide rails, and a snap engaging with the catching slot is protrudingly disposed on a side of the bottom plate in the transverse direction.

7. The refrigerator door according to claim 6 , wherein the mounting mechanism further comprises a line through hole located between the pair of slide rails and configured to allow the power supply line to pass therethrough, and the pair of slide rails are disposed connected to the bottom plate.

8. A refrigerator door, comprising:
a door housing;
a door liner;
a decorative strip connecting the door liner with the door housing;
a thermal insulation chamber formed between the door housing and the door liner; and
a storage device mounted on the door liner;
wherein the refrigerator door further comprises a power supply module for powering the storage device, the power supply module has a pre-embedded component fixed in the thermal insulation chamber and exposed from the door liner to the outside, a power supply line led from the thermal insulation chamber through the pre-embedded component, and a connecting mechanism disposed between the pre-embedded component and the storage device and electrically connected to the power supply line;
wherein the pre-embedded component comprises a first fixing portion fixed with the decorative strip, a second fixing portion fixed with the door liner, and a mounting mechanism protruding from the second fixing portion for mounting the connecting mechanism, and wherein the first fixing portion and the second fixing portion are connected by a plurality of connecting ribs arranged at an interval;
wherein the decorative strip comprises side decorative strips fixed on both sides of the door liner, the pre-embedded component is fixed on a side of the side decorative strip facing the thermal insulation chamber, the side decorative strip is provided with a pre-positioning structure for pre-positioning the pre-embedded component and a decorative strip fixing hole located beside the pre-positioning structure, the first fixing portion is provided with a retaining structure matching the pre-positioning structure and a fixing hole in the pre-embedded component corresponding to the decorative strip fixing hole, and the refrigerator door further has a fixing pin for fixing the decorative strip fixing hole and the fixing hole in the pre-embedded component.

9. The refrigerator door according to claim 8 , wherein the pre-positioning structure is a pair of hooks disposed on the side decorative strip at an interval in an up-down direction, and the retaining structure is a snap-fitting groove disposed in the first fixing portion.

Assignees

• Qingdao haier refrigerator co ltd
• Haier Smart Home Co Ltd

Inventors

• Wang Wenchun
• Zhang Hao
• Xia Enpin
• Ji Xuan

Classifications

• F25D23/04 Primary

  with special compartments, e.g. butter conditioners · CPC title

• F25D2400/40

  Refrigerating devices characterised by electrical wiring · CPC title

• F25D2201/10

  with respect to heat · CPC title

• H01R12/57

  surface mounting terminals · CPC title

• F25D23/028 Primary

  Details · CPC title