CN211575260U - Indoor unit of air conditioner - Google Patents

Abstract

The utility model provides an air-conditioning indoor unit, which comprises a shell, wherein air supply outlets are respectively arranged on two end faces of the shell, and an air inlet is arranged on the front surface, the upper surface and/or the lower surface of the shell; the air-conditioning indoor unit further comprises two fans, each fan is an axial flow fan or an oblique flow fan, and each fan is arranged at one air supply opening, so that air flow enters the shell through the air inlet and flows out of the shell through the corresponding air supply opening. In the air-conditioning indoor unit of the utility model, because the two end faces of the shell are both provided with the air supply outlets and are provided with the two fans, each fan is an axial flow fan or an oblique flow fan, air can be supplied to the two sides of the shell through the fans, so that a single air inlet and outlet mode is changed, and the air outlet at the two sides realizes the surrounding air supply; the air-out of both sides makes indoor air circulation better, reduces the cold and hot unevenness of indoor temperature.

Description

Indoor unit of air conditioner

Technical Field

The utility model relates to a refrigeration plant technical field especially relates to an indoor set of air conditioner.

Background

With the development of social economy and the improvement of living standard of people, the air conditioner also becomes an indispensable household appliance in daily life of people. At present, the mainstream wall-mounted air conditioner indoor unit comprises a through-flow air supply system, wherein air is supplied from the top, air is discharged from the lower front part, a heat exchanger is arranged on the air inlet side, and an air deflector is arranged at the air outlet. The existing wall-mounted air conditioner indoor unit has a single air supply mode, air outlet is concentrated in the lower front direction, and wind blows in a bedroom to a bed of a user who is easy to directly flush, so that the user feels uncomfortable; the air supply of the existing wall-mounted air conditioner indoor unit to the left side and the right side of the air conditioner is very limited, so that the indoor cooling and heating are not uniform; only one air inlet direction is provided, and the heat exchange area is small.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention has been made to provide an air conditioning indoor unit that overcomes or at least partially solves the above problems.

The air conditioner indoor unit comprises a shell, wherein air supply outlets are formed in two end faces of the shell, and air inlets are formed in the front surface, the upper surface and/or the lower surface of the shell;

the air-conditioning indoor unit further comprises two fans, each fan is an axial flow fan or an oblique flow fan, and each fan is arranged at one air supply opening, so that air flow enters the shell through the air inlet and flows out of the shell through the corresponding air supply opening.

Optionally, the indoor unit of the air conditioner further includes two air guiding devices respectively disposed at the two air supply openings.

Optionally, each air guiding device is an air deflector; each air deflector is arranged on the outer side of the shell; one vertical edge of each air deflector is mounted to the housing at the rear side of the corresponding air supply outlet.

Optionally, each of the air deflectors is rotatably mounted to the housing.

Optionally, each air deflector is arched away from the respective supply air outlet.

Optionally, the projection of each air deflector in the horizontal plane includes a first section and a second section which are connected with each other, and the first section and the second section are sequentially arranged along the direction away from the corresponding air supply outlet;

the curvature radius of the first section is gradually reduced along the direction far away from the corresponding air supply outlet;

the length of a connecting line between two end points of the first section is larger than that of a connecting line between two end points of the second section.

Optionally, the radius of curvature of the second segment gradually becomes smaller and then gradually becomes larger along a direction away from the corresponding first segment, or the second segment is in the shape of an arc.

Optionally, the projection of each air deflector in the horizontal plane comprises a third section connected to the second section;

the curvature radius of the third section is gradually increased along the direction away from the corresponding second section, or the third section is linear;

the length of a connecting line between two end points of the third section is smaller than that of a connecting line between two end points of the second section.

Optionally, a partition plate is arranged in the middle of the shell and arranged between the two fans.

Optionally, the indoor unit of an air conditioner further includes:

and the heat exchanger is arranged at the air inlet so that the air flow entering through the air inlet exchanges heat with the heat exchanger and then flows out of the shell from the corresponding air supply outlet.

In the air-conditioning indoor unit of the utility model, because the two end faces of the shell are both provided with the air supply outlets and are provided with the two fans, each fan is an axial flow fan or an oblique flow fan, air can be supplied to the two sides of the shell through the fans, so that a single air inlet and outlet mode is changed, and the air outlet at the two sides realizes the surrounding air supply; the air-out of both sides makes indoor air circulation better, reduces the cold and hot unevenness of indoor temperature. Furthermore, air can be fed into the shell in the front, upper and lower directions, the heat exchangers can be arranged in the three directions, the heat exchange area is larger, and the heat exchange efficiency is higher. Further, the utility model discloses a special construction of aviation baffle in indoor set, and the aviation baffle is rotatable, is convenient for surround formula air supply more, and the air supply effect is better, still can be with air current water conservancy diversion to target position department.

The above and other objects, advantages and features of the present invention will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.

Drawings

Some specific embodiments of the present invention will be described in detail hereinafter, by way of illustration and not by way of limitation, with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:

fig. 1 is a schematic front view of an air conditioning indoor unit according to an embodiment of the present invention;

fig. 2 is a schematic plan view of the air conditioning indoor unit shown in fig. 1;

fig. 3 is a schematic side view of the air conditioning indoor unit shown in fig. 1;

fig. 4 is another schematic plan view of the air conditioning indoor unit shown in fig. 1;

fig. 5 is a schematic plan view of an air guide plate in the air conditioning indoor unit of fig. 1.

Detailed Description

This embodiment provides an air conditioning indoor unit, and fig. 1 is a schematic front view of an air conditioning indoor unit according to an embodiment of the present invention, as shown in fig. 1, and referring to fig. 2 to 4, arrows in the drawings indicate the flowing direction of air flow, and the air conditioning indoor unit includes a casing 20, and a heat exchanger 60 and an air supply device disposed in the casing 20. Both end surfaces of the housing 20 are provided with air supply outlets, and the front surface, the upper surface and/or the lower surface of the housing 20 is provided with air inlets. The air supply device comprises two fans 30, and each fan 30 is an axial flow fan or a diagonal flow fan. Each fan 30 is disposed at one of the supply air openings such that air flows into the housing 20 through the air inlet and out of the housing 20 through the corresponding supply air opening. The heat exchanger 60 is disposed at the air inlet, so that the air entering through the air inlet exchanges heat with the heat exchanger 60 and then flows out of the housing 20 through the corresponding air outlet. When the front surface, the upper surface and the lower surface of the housing 20 are provided with air inlets, each air inlet is provided with a heat exchanger 60, so that the heat exchange area is larger and the heat exchange efficiency is higher.

In the air-conditioning indoor unit of the embodiment of the present invention, since the two end faces of the casing 20 are both provided with the air supply outlets and the two fans 30 are provided, each fan 30 is an axial flow fan or an oblique flow fan, air can be supplied to the two sides of the casing 20 through the fans 30, a single air inlet and outlet mode is changed, and air is supplied from the two sides in an encircling manner; the air-out of both sides makes indoor air circulation better, reduces the cold and hot unevenness of indoor temperature. Further, the front, upper and lower three directions of the shell 20 can be used for air intake, and the heat exchangers 60 can be arranged in the three directions, so that the heat exchange area is larger, and the heat exchange efficiency is higher.

Further, a partition plate 21 is disposed in the middle of the casing 20, and the partition plate 21 is disposed between the two fans 30 to form two air duct systems located at two sides of the partition plate 21, so that airflow interference between the two fans 30 can be reduced.

The utility model discloses an in some embodiments, machine in air conditioning still includes two air ducting, sets up respectively in two supply-air outlet departments to guide, the water conservancy diversion to the air current that flows out corresponding supply-air outlet. For example, each air guiding device is an air guiding plate 40; each air deflector 40 is arranged outside the shell 20; one vertical edge of each air deflector 40 is mounted to the casing 20 at the rear side of the corresponding air delivery opening. In order to improve the wind guiding effect, each wind guiding plate 40 is rotatably mounted on the housing 20, and the two wind guiding plates 40 can be driven to rotate by two driving motors 50. Further, the housing 20 may include a wall-hanging panel 22, and the air guide plate 40 may be mounted on the wall-hanging panel 22 to be integrated with the wall-hanging panel 22. In some alternative embodiments of the present invention, the air guiding device may also be an air guiding grille or the like.

In some embodiments of the present invention, as shown in fig. 5, each air deflector 40 is arched away from the corresponding supply air outlet. For example, the projection of each air deflector 40 in the horizontal plane comprises a first section 41 and a second section 42 connected to each other, the first section 41 and the second section 42 being arranged one after the other in a direction away from the respective air blowing opening. The radius of curvature of the first section 41 tapers away from the respective supply opening. The length of the connecting line between the two end points of the first section 41 is greater than the length of the connecting line between the two end points of the second section 42.

Further, the radius of curvature of the second section 42 may gradually decrease and then gradually increase in a direction away from the corresponding first section 41. That is, the radius of curvature of the projection of each air deflector 40 in the horizontal plane may gradually decrease and then gradually increase. In some preferred embodiments of the present invention, the second section 42 is circular arc-shaped, that is, the radius of curvature of the second section 42 is equal. Further, the length of the connection line between the two end points of the first section 41 may be 2 to 5 times, for example, 2.5, 2.8, 3, 3.2 times, the length of the connection line between the two end points of the second section 42.

In some embodiments of the present invention, the projection of each air deflection plate 40 in the horizontal plane includes a third section connected to the second section 42. The radius of curvature of the third section is progressively larger in a direction away from the respective second section 42, or the third section is linear. The length of the connecting line between the two end points of the third section is smaller than the length of the connecting line between the two end points of the second section 42. The length of the connection line between the two end points of the third section may be 1/15-3/10 of the length of the connection line between the two end points of the second section 42. The angle between tangents at the two end points of the second section 42 is 105 ° to 140 °; the included angle between the tangents at the two end points of the projection of the air deflector 40 in the horizontal plane is 85 to 95 degrees.

Thus, it should be appreciated by those skilled in the art that while a number of exemplary embodiments of the invention have been shown and described in detail herein, many other variations and modifications can be made, consistent with the principles of the invention, which are directly determined or derived from the disclosure herein, without departing from the spirit and scope of the invention. Accordingly, the scope of the present invention should be understood and interpreted to cover all such other variations or modifications.

Claims (10)

1. An indoor unit of an air conditioner comprises a shell and is characterized in that,

the two end faces of the shell are respectively provided with an air supply outlet, and the front surface, the upper surface and/or the lower surface of the shell are/is provided with an air inlet;

the air-conditioning indoor unit further comprises two fans, each fan is an axial flow fan or an oblique flow fan, and each fan is arranged at one air supply opening, so that air flow enters the shell through the air inlet and flows out of the shell through the corresponding air supply opening.

2. An indoor unit of an air conditioner according to claim 1, further comprising:

and the two air guide devices are respectively arranged at the two air supply openings.

3. An indoor unit of an air conditioner according to claim 2,

each air guide device is an air guide plate; each air deflector is arranged on the outer side of the shell; one vertical edge of each air deflector is mounted to the housing at the rear side of the corresponding air supply outlet.

4. An indoor unit of an air conditioner according to claim 3,

each air deflector is rotatably mounted to the housing.

5. An indoor unit of an air conditioner according to claim 3,

each air deflector is arched towards the direction far away from the corresponding air supply outlet.

6. An indoor unit of an air conditioner according to claim 5,

the projection of each air deflector in the horizontal plane comprises a first section and a second section which are connected with each other, and the first section and the second section are sequentially arranged along the direction far away from the corresponding air supply outlet;

the curvature radius of the first section is gradually reduced along the direction far away from the corresponding air supply outlet;

the length of a connecting line between two end points of the first section is larger than that of a connecting line between two end points of the second section.

7. An indoor unit of an air conditioner according to claim 6,

the curvature radius of the second section is gradually reduced and then gradually increased along the direction far away from the corresponding first section, or the second section is in the shape of an arc.

8. An indoor unit of an air conditioner according to claim 6 or 7, wherein a projection of each of the air deflectors in a horizontal plane further includes a third section connected to the second section;

the curvature radius of the third section is gradually increased along the direction away from the corresponding second section, or the third section is linear;

the length of a connecting line between two end points of the third section is smaller than that of a connecting line between two end points of the second section.

9. An indoor unit of an air conditioner according to claim 1,

the middle part of casing is provided with the baffle, the baffle sets up in two between the fan.

10. An indoor unit of an air conditioner according to claim 1, further comprising:

and the heat exchanger is arranged at the air inlet so that the air flow entering through the air inlet exchanges heat with the heat exchanger and then flows out of the shell from the corresponding air supply outlet.

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