IP Library Granted Patent US 12704278
Granted Patent B2
US 12704278 · App. 18/389,158 · Granted Aug 11, 2026

Filtration device and air conditioner

Inventors: Shanshan Ge (Foshan, CN); Lin Wu (Foshan, CN); Yong Gu (Foshan, CN); Changli Kan (Foshan, CN); Yunzhi Li (Foshan, CN); Menghao Zhu (Foshan, CN)
Assignees: GD MIDEA HEATING & VENTILATING EQUIPMENT CO., LTD.; HEFEI MIDEA HEATING & VENTILATING EQUIPMENT CO., LTD.
F24F8/108B01D46/0005
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Quick Facts
Patent No.
US 12704278
App. No.
18/389,158
Granted
Aug 11, 2026
Kind
B2
Abstract

Provided are a filtration device and an air conditioner. The filtration device is applied in the air conditioner, and includes a frame and a filtration structure. The filtration structure is detachably connected to the frame by a first buckle. The frame is configured to be mounted at a housing of the air conditioner. In the filtration device according to the present disclosure, the filtration structure is detachably connected to the frame by the first buckle. After the filtration device is used for a period of time, a user can disassemble the filtration structure for cleaning, maintenance, or replacement.

Claims (27)

1 . A filtration device for an air conditioner, the filtration device comprising:

a frame configured to be mounted to a housing of the air conditioner; and

a filtration structure detachably connected to the frame by a first buckle, wherein:

the frame is provided with a mounting protrusion at a circumferential edge of the frame, the mounting protrusion extending towards a lateral side of the frame and being formed as a mounting position;

the first buckle is disposed at the mounting protrusion, and the filtration structure is detachably mounted at the mounting position;

the frame comprises a first filtration screen, and the filtration structure comprises a second filtration screen; and

a mesh number of the first filtration screen is different from a mesh number of the second filtration screen.

2 . The filtration device according to claim 1 , wherein the frame is provided with the first buckle, the filtration structure being snapped at the first buckle.

3 . An air conditioner, comprising:

a housing having a return air inlet and an air outlet that are in communication with each other; and

a filtration device comprising:

a frame configured to be mounted to the housing of the air conditioner; and

a filtration structure detachably connected to the frame by a first buckle, wherein the frame of the filtration device is mounted at the return air inlet and is detachably connected to the housing, the frame comprises a first filtration screen, and the filtration structure comprises a second filtration screen; and

a mesh number of the first filtration screen is different from a mesh number of the second filtration screen, wherein the mesh number of the second filtration screen is greater than the mesh number of the first filtration screen.

4 . The air conditioner according to claim 3 , wherein the frame comprises a frame body and a second buckle disposed at the frame body, and is snapped at the return air inlet by the second buckle.

5 . The air conditioner according to claim 3 , wherein:

the frame comprises a frame body and a first mounting hole formed at the frame body, and the housing has a second mounting hole formed thereon; and

the air conditioner further comprises a fastener passing through the first mounting hole and mounted in the second mounting hole.

6 . The air conditioner according to claim 3 , wherein a mounting protrusion of the frame has a first sealing surface and extends into the housing, the first sealing surface being attached to an inner wall of the housing.

7 . The air conditioner according to claim 3 , wherein:

the frame is provided with a limiting protrusion at a circumferential edge of the frame; and

the limiting protrusion extends towards a circumferential side of the frame and has a second sealing surface facing towards a side of the return air inlet, the second sealing surface being attached to the housing.

8 . The air conditioner according to claim 7 , wherein the housing is provided with a flanging at the return air inlet, the second sealing surface being attached to the flanging.

9 . The air conditioner according to claim 3 wherein the frame is provided with the first buckle, the filtration structure being snapped at the first buckle.

10 . The air conditioner according to claim 3 , wherein:

the frame is provided with a mounting protrusion at a circumferential edge of the frame, the mounting protrusion extending towards a lateral side of the frame and being formed as a mounting position; and

the first buckle is disposed at the mounting protrusion, and the filtration structure is detachably mounted at the mounting position.