Condenser and refrigerator having same

Patent metadata

Field	Value
Publication number	US-10808986-B2
Application number	US-201816025723-A
Country	US
Kind code	B2
Filing date	Jul 2, 2018
Priority date	Apr 21, 2016
Publication date	Oct 20, 2020
Grant date	Oct 20, 2020

Abstract

A condenser includes an air duct defining an air channel therein; an air supply device fixedly connected to the air duct and a condensation member having a refrigerant inlet and a refrigerant outlet, the condensation member being at least partly disposed within the air channel. The condensation member includes a plurality of first condensation pipe segments consecutively arranged in multiple layers in an axial direction of the air duct and communicated with each other, each of the first condensation pipe segments is spirally formed by a first condensation pipe into a respective torus, a spiral line of said each first condensation pipe segments is located in a surface of the respective torus, and the respective torus formed in a first layer of the multiple layers is stacked above the respective torus formed in a second layer of the multiple layers along the axial direction of the air duct.

First claim

What is claimed is:

1. A condenser comprising:
an air duct defining an air channel therein;
an air supply device fixedly connected to the air duct; and
a condensation member having a refrigerant inlet and a refrigerant outlet, the condensation member being at least partly disposed within the air channel, wherein the condensation member comprises a plurality of first condensation pipe segments consecutively arranged in multiple layers in an axial direction of the air duct and communicated with each other, each of the first condensation pipe segments is spirally formed by a first condensation pipe into a respective torus, a spiral line of said each first condensation pipe segments is located in a surface of the respective torus, and the respective torus formed in a first layer of the multiple layers is stacked above the respective torus formed in a second layer of the multiple layers along the axial direction of the air duct.

2. The condenser according to claim 1 , wherein each of the first condensation pipe segments has an inner side located in a same inner circular ring and an outer side located in a same outer circular ring, the inner circular rings of the plurality of first condensation pipe segments are arranged coaxially and the outer circular rings of the plurality of first condensation pipe segments are arranged coaxially.

3. The condenser according to claim 1 , wherein encircling centers of two adjacent first condensation pipe segments are coaxially provided and the encircling centers of the two adjacent first condensation pipe segments have different diameters; when the number of the first condensation pipe segments is equal to or more than two, the encircling center of each first condensation pipe segment and the encircling center of the sub-adjacent first condensation pipe segment have the same diameter.

4. The condenser according to claim 1 , wherein an inner diameter of the air duct is larger than a diameter of the outer circular ring.

5. The condenser according to claim 1 , wherein the condensation member also comprises a second condensation pipe segment communicated with at least one of the plurality of first condensation pipe segments, the second condensation pipe segment being located in an inner side of the plurality of first condensation pipe segments.

6. The condenser according to claim 5 , wherein the second condensation pipe segment is formed by a second condensation pipe spirally encircling a center axis of the air duct.

7. The condenser according to claim 6 , wherein the second condensation pipe segment and the plurality of first condensation pipe segments are successively connected, the refrigerant inlet is defined in the second condensation pipe segment and the refrigerant outlet is defined in one of the plurality of first condensation pipe segments, or the refrigerant outlet is defined in the second condensation pipe segment and the refrigerant inlet is defined in one of the plurality of first condensation pipe segments.

8. The condenser according to claim 7 , wherein an upper end of the second condensation pipe segment is connected to the uppermost first condensation pipe segment, the first condensation pipe segment located above is connected to the adjacent first condensation pipe segment located below, the refrigerant inlet is defined in one of the second condensation pipe segment and the lowermost first condensation pipe segment located, and the refrigerant outlet is defined in the other one of the second condensation pipe segment and the lowermost first condensation pipe segment.

9. The condenser according to claim 1 , wherein the refrigerant inlet and the refrigerant outlet extend out of the air duct through holes located at a bottom of the air duct.

10. A condenser comprising:
an air duct defining an air channel therein;
an air supply device fixedly connected to the air duct; and
a condensation member having a refrigerant inlet and a refrigerant outlet, the
condensation member being at least partly disposed within the air channel, wherein the condensation member comprises a plurality of third condensation pipe segments consecutively arranged in multiple layers in an axial direction of the air duct from outside to inside, two adjacent third condensation pipe segments are communicated with each other, and each of the third condensation pipe segments is formed by a third condensation pipe spirally encircling a center axis of the air duct, and a respective spiral formed in a first layer of the multiple layers is stacked above the respective spiral formed in a second layer of the multiple layers along the axial direction of the air duct.

11. The condenser according to claim 10 , wherein a spiral line of each of the third condensation pipe segments is substantially located in a same cylindrical surface, when the number of the third condensation pipe segments is equal to or more than two, a difference value between diameters of the cylindrical surfaces where the spiral lines of two adjacent third condensation pipe segments is a constant value.

12. The condenser according to claim 10 , wherein a spiral line of each of the third condensation pipe segments is substantially located in a same conical surface, the spiral line of each of the third condensation pipe segments gradually extends inwards from up to down, an inner diameter of the air duct is gradually reduced from up to down, and a gap is provided between the air duct and an outermost third condensation pipe segment.

13. The condenser according to claim 10 , wherein an inlet and an outlet of each of the third condensation pipe segments are defined at an uppermost end and at a lowermost end respectively; in two adjacent third condensation pipe segments, the inlet of one third condensation pipe segment is aligned and communicated with the outlet of the other third condensation pipe segment.

14. A refrigerator, comprising a condenser, the condenser further comprising:
an air duct defining an air channel therein;
an air supply device fixedly connected to the air duct; and
a condensation member having a refrigerant inlet and a refrigerant outlet, the condensation member being at least partly disposed within the air channel, wherein the condensation member comprises a plurality of first condensation pipe segments consecutively arranged in multiple layers in an axial direction of the air duct and communicated with each other, each of the first condensation pipe segments is spirally formed by a first condensation pipe into a respective torus, a spiral line of said each first condensation pipe segments is located in a surface of the respective torus, and the respective torus formed in a first layer of the multiple layers is stacked above the respective torus formed in a second layer of the multiple layers along the axial direction of the air duct.

15. The refrigerator according to claim 14 , wherein the refrigerator has a compressor room for at least containing a compressor, and an air supply device is fixed in the compressor room through a mounting support.

Assignees

• Hefei Hualing Co Ltd
• Midea Group Co Ltd

Inventors

• Guo Xiaochun
• Chen Pingchuan
• Tang Tao
• Hu Haihong
• Huang Qun
• Li Xiaojun

Classifications

• F28D1/0472 Primary

  the conduits being helically or spirally coiled · CPC title

• F28D7/02

  the conduits being helically coiled (F28D7/10 takes precedence {F28D7/0016 and F28D7/0033 take precedence}) · CPC title

• F28D1/024

  with an air driving element · CPC title

• F28D2021/007

  Condensers · CPC title

• F25B39/04 Primary

  Condensers · CPC title