Indoor Unit of Air Conditioner

Abstract

An indoor unit of air conditioner comprises: a panel body ( 2 ) enclosing side portions of the air conditioner for installing a front panel ( 1 ), a rear shell, and the front panel ( 1 ) closely connected to the panel body; the rear shell, the panel body ( 2 ) and the front panel ( 1 ) form an inner chamber of the air conditioner in which a heat exchanger ( 5 ), a control element, and a ventilating component ( 4 ) are provided; an air outlet is provided at a lower portion of the front panel ( 1 ), and an air deflector ( 3 ) is mounted on the front panel ( 1 ) or is arranged on the panel body ( 2 ) for opening or closing the air outlet; a vortex forming device is provided at a bottom surface of the air outlet. The vortex forming device is configured as a serrated surface with a plurality of concave grooves.

1 . An indoor unit of air conditioner comprising: a panel body ( 2 ) enclosing side portions and a top portion of the air conditioner for installing a front panel, a rear shell enclosing a rear portion of the conditioner, and the front panel ( 1 ) arranged in the front of the air conditioner and closely connected to the panel body; the rear shell, the panel body ( 2 ) and the front panel ( 1 ) form an inner chamber of the air conditioner in which a heat exchanger ( 5 ), a control element, and a ventilating component ( 4 ) are provided; an air outlet is provided at a lower portion of the front panel ( 1 ), and an air deflector is mounted on the front panel ( 1 ) or is arranged on the panel body ( 2 ) for opening or closing the air outlet; wherein, a vortex forming device is provided at a bottom surface of the air outlet. 
     
     
         2 . The indoor unit of air conditioner according to  claim 1 , wherein the vortex forming device is configured as a serrated surface ( 25 ) with a plurality of concave grooves. 
     
     
         3 . The indoor unit of air conditioner according to  claim 2 , wherein windproof ribs ( 26 ) are provided on the panel body ( 1 ), the windproof ribs locate in a region between the front panel and the heat exchanger. 
     
     
         4 . The indoor unit of air conditioner according to  claim 3 , wherein the windproof ribs ( 26 ) comprise more than one horizontal windproof ribs. 
     
     
         5 . The indoor unit of air conditioner according to  claim 4 , wherein the windproof ribs ( 26 ) comprise more than one connecting strips distributed at intervals in a direction perpendicular to the horizontal windproof ribs. 
     
     
         6 . The indoor unit of the air conditioner according to  claim 5 , wherein the heat exchanger ( 5 ) comprises fins ( 52 ) and a plurality of copper pipes ( 51 ) penetrating the fins, and the horizontal windproof ribs are arranged in front of a gap between two adjacent copper pipes ( 51 ), which are close to an air outlet region of the ventilating component ( 4 ), of the heat exchanger ( 5 ). 
     
     
         7 . The indoor unit of air conditioner according to  claim 1 , wherein the rear shell is mounted at the rear portion of the panel body ( 2 ), the front lower portion of the panel body ( 2 ) is closely spliced to a bottom portion of the front panel ( 1 ), the side surfaces of the indoor unit of air conditioner are of a U shape structure, and the front, rear and bottom surfaces of the lower portion of the indoor unit of the air conditioner are formed by more than one curved surface. 
     
     
         8 . The indoor unit of air conditioner according to  claim 7 , wherein the front panel ( 1 ) comprises, from top downwards in sequence, a first combining surface ( 11 ), a second combining surface ( 12 ) and a third combining surface ( 13 ); the sectional profile line of the first combining surface ( 11 ) is of a straight line segment or an arc line with a curvature approaching to zero; the sectional profile line of the second combining surface ( 12 ) is of a curve with a curvature gradually increased from top to bottom, the maximum curvature is less than or equal to 0.025; and the sectional profile line of the third combining surface ( 13 ) is of a curve with a curvature gradually decreased from top to bottom, the minimum curvature is larger than 0.0005. 
     
     
         9 . The indoor unit of air conditioner according to  claim 8 , wherein the front panel ( 1 ) covers the front of the panel body ( 2 ), and the width of the front panel ( 1 ) is larger than the width of the front portion of the panel body ( 2 ), thereby a front panel skirt structure ( 10 ) is formed at at least one side of joint between the front panel ( 1 ) and the panel body ( 2 ); the panel body ( 2 ) comprises a rear frame ( 29 ) at the rear portion of the panel body ( 2 ), a left side plate ( 28 ) and a right side plate ( 28 ), at least one side of the rear frame ( 29 ) protrudes outside the side plate ( 28 ) and forms a panel body skirt structure ( 20 ); the front panel skirt structure ( 10 ) and the panel body skirt structure ( 20 ) are connected to form a U shape side decorative edge of the indoor unit of air conditioner. 
     
     
         10 . Thee indoor unit of air conditioner according to  claim 9 , wherein an opening ( 291 ) for installing the rear shell is provided at a back portion of the panel body ( 2 ), and a rear boss ( 27 ) is provided at a lower edge of the opening ( 291 ). 
     
     
         11 . The indoor unit of air conditioner according to  claim 2 , wherein the rear shell is mounted at the rear portion of the panel body ( 2 ), the front lower portion of the panel body ( 2 ) is closely spliced to a bottom portion of the front panel ( 1 ), the side surfaces of the indoor unit of air conditioner are of a U shape structure, and the front, rear and bottom surfaces of the lower portion of the indoor unit of the air conditioner are formed by more than one curved surface. 
     
     
         12 . The indoor unit of air conditioner according to  claim 11 , wherein the front panel ( 1 ) comprises, from top downwards in sequence, a first combining surface ( 11 ), a second combining surface ( 12 ) and a third combining surface ( 13 ); the sectional profile line of the first combining surface ( 11 ) is of a straight line segment or an arc line with a curvature approaching to zero; the sectional profile line of the second combining surface ( 12 ) is of a curve with a curvature gradually increased from top to bottom, the maximum curvature is less than or equal to 0.025; and the sectional profile line of the third combining surface ( 13 ) is of a curve with a curvature gradually decreased from top to bottom, the minimum curvature is larger than 0.0005. 
     
     
         13 . The indoor unit of air conditioner according to  claim 12 , wherein the front panel ( 1 ) covers the front of the panel body ( 2 ), and the width of the front panel ( 1 ) is larger than the width of the front portion of the panel body ( 2 ), thereby a front panel skirt structure ( 10 ) is formed at at least one side of joint between the front panel ( 1 ) and the panel body ( 2 ); the panel body ( 2 ) comprises a rear frame ( 29 ) at the rear portion of the panel body ( 2 ), a left side plate ( 28 ) and a right side plate ( 28 ), at least one side of the rear frame ( 29 ) protrudes outside the side plate ( 28 ) and farms a panel body skirt structure ( 20 ); the front panel skirt structure ( 10 ) and the panel body skirt structure ( 20 ) are connected to form a U shape side decorative edge of the indoor unit of air conditioner. 
     
     
         14 . The indoor unit of air conditioner according to  claim 13 , wherein an opening ( 291 ) for installing the rear shell is provided at a back portion of the panel body ( 2 ), and a rear boss ( 27 ) is provided at a lower edge of the opening ( 291 ). 
     
     
         15 . The indoor unit of air conditioner according to  claim 3 , wherein the rear shell is mounted at the rear portion of the panel body ( 2 ), the front lower portion of the panel body ( 2 ) is closely spliced to a bottom of the front panel ( 1 ), the side surfaces of the indoor unit of air conditioner are of a U shape structure, and the front, rear and bottom surfaces of the lower portion of the indoor unit of the air conditioner are formed by more than one curved surface. 
     
     
         16 . The indoor unit of air conditioner according to  claim 15 , wherein the front panel ( 1 ) comprises, from top downwards in sequence, a first combining surface ( 11 ), a second combining surface ( 12 ) and a third combining surface ( 13 ); the sectional profile line of the first combining surface ( 11 ) is of a straight line segment or an arc line with a curvature approaching to zero; the sectional profile line of the second combining surface ( 12 ) is of a curve with a curvature gradually increased from top to bottom, the maximum curvature is less than or equal to 0.025; and the sectional profile line of the third combining surface ( 13 ) is of a curve with a curvature gradually decreased from top to bottom, the minimum curvature is larger than 0.0005. 
     
     
         17 . The indoor unit of air conditioner according to  claim 16 , wherein the front panel ( 1 ) covers the front of the panel body ( 2 ), and the width of the front panel ( 1 ) is larger than the width of the front portion of the panel body ( 2 ), thereby a front panel skirt structure ( 10 ) is formed at at least one side of joint between the front panel ( 1 ) and the panel body ( 2 ); the panel body ( 2 ) comprises a rear frame ( 29 ) at the rear portion of the panel body ( 2 ), a left side plate ( 28 ) and a right side plate ( 28 ), at least one side of the rear frame ( 29 ) protrudes outside the side plate ( 28 ) and forms a panel body skirt structure ( 20 ); the front panel skirt structure ( 10 ) and the panel body skirt structure ( 20 ) are connected to form a U shape side decorative edge of the indoor unit of air conditioner. 
     
     
         18 . The indoor unit of air conditioner according to  claim 17 , wherein an opening ( 291 ) for installing the rear shell is provided at a back portion of the panel body ( 2 ), and a rear boss ( 27 ) is provided at a lower edge of the opening ( 291 ). 
     
     
         19 . The indoor unit of air conditioner according to  claim 4 , wherein the rear shell is mounted at the rear portion of the panel body ( 2 ), the front lower portion of the panel body ( 2 ) is closely spliced to a bottom portion of the front panel ( 1 ), the side surfaces of the indoor unit of air conditioner are of a U shape structure, and the front, rear and bottom surfaces of the lower portion of the indoor unit of the air conditioner are formed by more than one curved surface. 
     
     
         20 . The indoor unit of air conditioner according to  claim 5 , wherein the rear shell is mounted at the rear portion of the panel body ( 2 ), the front lower portion of the panel body ( 2 ) is closely spliced to a bottom portion of the front panel ( 1 ), the side surfaces of the indoor unit of air conditioner are of a U shape structure, and the front, rear and bottom surfaces of the lower portion of the indoor unit of the air conditioner are formed by more than one curved surface.