Indoor unit for air conditioner

Patent metadata

Field	Value
Publication number	US-11054151-B2
Application number	US-201515323308-A
Country	US
Kind code	B2
Filing date	Mar 31, 2015
Priority date	Mar 31, 2015
Publication date	Jul 6, 2021
Grant date	Jul 6, 2021

Abstract

An indoor unit ( 1000 ) for an air conditioner is provided. The indoor unit ( 1000 ) includes a housing ( 100 ) having an upper base plate ( 110 ) provided with an air inlet ( 101 ), a lower base plate ( 120 ) detachably mounted to the upper base plate ( 110 ) and provided with an air outlet, and a front cover ( 130 ) detachably mounted to the upper base plate ( 110 ); a heat exchanger ( 140 ) mounted to the upper base plate ( 110 ); and a fan ( 142 ) detachably mounted to the lower base plate.

First claim

What is claimed is:

1. An indoor unit for an air conditioner, comprising:
a housing comprising an upper base plate provided with an air inlet, a lower base plate detachably mounted to the upper base plate and provided with an air outlet, and a front cover detachably mounted to the upper base plate and positioned to the lower base plate via a snap assembly, the snap assembly including:
a snap disposed on an inner wall of the front cover and including:
an upper snap protruding from the inner wall of the front cover; and
a lower snap protruding from the inner wall of the front cover and disposed below the upper snap, a first spacing being formed between the upper snap and the lower snap in a first direction; and

a snapping portion disposed on the lower base plate, the snapping portion including:
a base portion protruding from the lower base plate and being configured to be clamped in the first spacing between the upper snap and the lower snap in the first direction; and
a left side wall and a right side wall protruding from a left end and a right end of the base portion, respectively, the left side wall comprising a left plate and the right side wall comprising a right plate, the left plate and the right plate being parallel to the first direction and parallel to each other, the left side wall and the right side wall each having a proximal end connected to the base portion and a distal end away from the base portion, the distal end of the left side wall and the distal end of the right side wall being spaced away from and not connected to each other, a second spacing being formed between the left side wall and the right side wall in a second direction perpendicular to the first direction and being configured to clamp and limit the upper snap in the second direction;

a heat exchanger mounted to the upper base plate; and
a fan detachably mounted to the lower base plate.

2. The indoor unit according to claim 1 , wherein the upper base plate comprises:
a rear baffle, the heat exchanger being disposed to the rear baffle;
an upper cover plate having a rear edge connected with an upper edge of the rear baffle, the air inlet being formed in the upper cover plate;
a left end plate having a rear edge connected with a left edge of the rear baffle and an upper edge connected with a left edge of the upper cover plate; and
a right end plate having a rear edge connected with a right edge of the rear baffle and an upper edge connected with a right edge of the upper cover plate,
wherein the lower base plate is detachably mounted at a right side of the left end plate and at a left side of the right end plate, the left end plate is located at a left side of the lower base plate and the right end plate is located at a right side thereof.

3. The indoor unit according to claim 2 , wherein the upper base plate further comprises:
a left shield plate mounted at a left side of the left end plate; and
a right shield plate mounted at a right side of the right end plate,
wherein the front cover is detachably mounted to the left shield plate and the right shield plate.

4. The indoor unit according to claim 1 , wherein the front cover is pivotably mounted to the upper base plate.

5. The indoor unit according to claim 1 , wherein the front cover defines a covering chamber, the upper base plate and the lower base plate are disposed in the covering chamber and covered by the front cover, and the front cover is provided with an air supply port corresponding to the air outlet in terms of position.

6. The indoor unit according to claim 5 , wherein the front cover comprises:
a front panel configured to cover front surfaces of the upper base plate and the lower base plate;
a lower panel having a front edge connected with a lower edge of the front panel, and configured to cover a lower surface of the lower base plate, the air supply port being provided at a position where the front panel and the lower panel are connected;
a left panel having a front edge connected with a left edge of the front panel and a lower edge connected with a left edge of the lower panel, rotatably mounted to a left side of the upper base plate and configured to cover the left side thereof; and
a right panel having a front edge connected with a right edge of the front panel and a lower edge connected with a right edge of the lower panel, rotatably mounted to a right side of the upper base plate and configured to cover the right side thereof.

7. The indoor unit according to claim 1 , wherein the lower base plate comprises a front end plate; the snapping portion is formed at an upper edge of the front end plate of the lower base plate; the upper snap is configured to be fitted with a rear wall of the snapping portion; and the lower snap is configured to be fitted with a front wall of the snapping portion.

8. The indoor unit according to claim 7 , wherein the upper snap comprises an extension part obliquely extending downwards from front to rear, and the extension part is configured to be fitted with the rear wall of the snapping portion.

9. The indoor unit according to claim 7 , wherein at least a part of the front end plate protrudes forwards to form the snapping portion.

10. The indoor unit according to claim 1 , wherein a distance between the left side wall and the right side wall of the snapping portion is equal to or larger than a size of the upper snap in a left and right direction.

11. The indoor unit according to claim 1 , wherein the front cover is provided with a second positioning block, the upper base plate is provided with a plurality of second positioning holes in different positions and the second positioning block is configured to be fitted with the plurality of second positioning holes in different positions to position the front cover in a state of opening the upper base plate at different opening angles.

12. The indoor unit according to claim 11 , wherein the second positioning block is disposed at a side wall of the front cover, and the plurality of second positioning holes are formed in a side wall of the upper base plate.

13. The indoor unit according to claim 12 , wherein the plurality of second positioning holes in a same side wall of the upper base plate have respective centers arranged in a circle whose center is located at a pivoting axis of the front cover, and each of the plurality of second positioning holes extends along a radial direction of the circle.

14. The indoor unit according to claim 12 , wherein a pair of second positioning blocks are provided and disposed at a left side wall and a right side wall of the front cover respectively, a plurality of pairs of second positioning holes are provided, and each pair of second positioning holes are formed in a left side wall and a right side wall of the upper base plate respectively.

15. The indoor unit according to claim 1 , wherein the front cover comprises a left panel and a right panel, and the left panel is located outside a left end plate of the upper base plate and the right panel is located outside a right end plate of the upper base plate;
a second pivoting portion is provided at each of a left end and a right end of the front cover, and a first pivoting portion is provided at each of the left end plate and the right end plate of the upper base plate, in which the first pivoting portion at the left end plate is configured to be fitted with the second pivoting portion at the left end of the front cover while the first pivoting portion at the right end plate is configured to be fitted with the second pivoting portion at the right end of the front cover, such that the front cover is p

Assignees

• Gd Midea Air Conditioning Equipment Co Ltd
• Midea Group Co Ltd

Inventors

• Bai Xiaofeng
• Li Dacheng
• Liu Xing
• Zhang Xinzhou
• Zhang Jianjian

Classifications

• F24F1/0047 Primary

  mounted in the ceiling or at the ceiling · CPC title

• F24F13/20 Primary

  Casings or covers · CPC title

• F24F2221/22

  Cleaning ducts or apparatus · CPC title

• F24F1/0025

  Cross-flow or tangential fans · CPC title

• F24F1/0057

  mounted in or on a wall · CPC title