CN211345545U - Air deflector for air conditioner indoor unit and air conditioner indoor unit - Google Patents

Abstract

The utility model provides an air guide plate for an air conditioner indoor unit and the air conditioner indoor unit. The wind deflector is arranged vertically, the wind deflector is arched to one side thereof, and the projection of the wind deflector in the horizontal plane includes a first section and a second section that are connected to each other; the first section The radius of curvature becomes gradually smaller along the direction toward the second section; the length of the connecting line between the two end points of the first section is greater than the connecting line between the two end points of the second section length. In the indoor unit of the air conditioner, because the two end faces of the casing are provided with air supply ports and two centrifugal fans, air can be supplied to both sides of the casing through the centrifugal fans, changing the single air inlet and outlet mode, and the air outlet on both sides. The wind realizes the encircling air supply; the air outlet on both sides makes the indoor air circulation better and reduces the unevenness of indoor temperature. Among them, the special structure of the air guide plate in the indoor unit of the utility model is more convenient for the encircling air supply, and the air supply effect is better.

Description

Air deflector for air conditioner indoor unit and air conditioner indoor unit

technical field

The utility model relates to the technical field of refrigeration equipment, in particular to an air guide plate for an air-conditioning indoor unit and an air-conditioning indoor unit.

Background technique

With the development of social economy and the improvement of people's living standards, air conditioners have also become indispensable household appliances in people's daily life. At present, the mainstream wall-mounted air conditioner indoor unit includes a cross-flow air supply system, with air inlet at the top and air outlet at the lower front. The existing wall-mounted air conditioner indoor unit has a single air supply method, and the air outlet is concentrated in the lower and front direction. The side air supply is very limited, resulting in uneven heating and cooling in the room.

Utility model content

In view of the above problems, the present invention is proposed to provide an air conditioner indoor unit that overcomes the above problems or at least partially solves the above problems. air supply. In order to better realize air supply at both ends, the utility model also proposes an air guide plate for an air conditioner indoor unit.

Specifically, on the one hand, the present invention provides an air deflector for an indoor unit of an air conditioner, the air deflector is arranged vertically, the air deflector is arched to one side thereof, and the air deflector is The projection in the horizontal plane includes a first segment and a second segment that are connected to each other;

the radius of curvature of the first section becomes gradually smaller in the direction towards the second section;

The length of the connecting line between the two end points of the first section is greater than the length of the connecting line between the two end points of the second section.

Optionally, the radius of curvature of the second section decreases first and then gradually increases along the direction away from the first section, or the second section is arc-shaped.

Optionally, the projection of the wind deflector in the horizontal plane further includes a third section connected to the second section;

The curvature radius of the third section gradually increases along the direction away from the second section, 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.

Optionally, the length of the line between the two end points of the first segment is 2 to 5 times the length of the line between the two end points of the second segment.

Optionally, the length of the line between the two end points of the third segment is 1/15 to 3/10 of the length of the line between the two end points of the second segment.

Optionally, the included angle between the tangents at the two end points of the second segment is 105° to 140°;

The included angle between the tangents at the two end points of the projection of the wind deflector in the horizontal plane is 85° to 95°.

On the other hand, the utility model also provides an indoor unit of an air conditioner, which includes a casing; the two end faces of the casing are provided with air supply ports, and the front surface, the upper surface or the lower surface of the casing are provided with air outlets. Inlet;

The air conditioner indoor unit also includes:

Two centrifugal fans, the inlet of each centrifugal fan faces the air inlet, and the outlet of each centrifugal fan faces one of the air supply ports, so that the airflow enters the housing through the air inlet, and passes through the air inlet. The corresponding said air outlet flows out of said housing; and.

Two wind deflectors of any of the above, each of which is arranged on the outer side of the casing; the vertical edge of the first section of each of the wind deflectors away from the second section is in one The rear side of the air supply port is mounted on the housing; each of the air guide plates is arched in a direction away from the corresponding air supply port.

Optionally, each of the wind deflectors is rotatably mounted on the housing;

The middle part of the casing is provided with a baffle, and the baffle is arranged between the two centrifugal fans.

In the air conditioner indoor unit of the present utility model, since the two end faces of the casing are provided with air supply ports and two centrifugal fans, air can be supplied to both sides of the casing through the centrifugal fans, and the single air inlet and outlet mode is changed. , the air out on both sides realizes the encircling air supply; the air out on both sides makes the indoor air circulation better and reduces the unevenness of indoor temperature. Among them, the special structure of the air guide plate in the indoor unit of the utility model is more convenient for the encircling air supply, and the air supply effect is better.

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

Description of drawings

Hereinafter, some specific embodiments of the present invention will be described in detail by way of example and not limitation with reference to the accompanying drawings. The same reference numbers in the figures designate the same or similar parts or parts. It will be understood by those skilled in the art that the drawings are not necessarily to scale. In the attached picture:

1 is a schematic top view of a wind deflector according to an embodiment of the present invention;

2 is a schematic front view of an air conditioner indoor unit according to an embodiment of the present invention;

Fig. 3 is a schematic plan view of the indoor unit of the air conditioner shown in Fig. 2;

Fig. 4 is a schematic side view of the air conditioner indoor unit shown in Fig. 2;

FIG. 5 is another schematic top view of the air conditioner indoor unit shown in FIG. 2 .

Detailed ways

This embodiment provides an air deflector for an indoor unit of an air conditioner. FIG. 1 is a schematic top view of an air deflector according to an embodiment of the present invention. As shown in FIG. 1 , the air deflector 40 is arranged vertically, The air guide plate 40 is arched to one side thereof, and can be arched in a direction away from the corresponding air outlet after being installed in the indoor unit of the air conditioner. And the projection of the wind deflector 40 in the horizontal plane includes the first section 41 and the second section 42 which are connected to each other. The radius of curvature of the first section 41 becomes gradually smaller in the direction toward the second section 42 . 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 . The special structure of the first section 41 is convenient for guiding the air flow, making the air flow smoother and lowering the noise, etc. It is especially suitable for the air conditioner indoor unit with air supply at both ends.

In some embodiments of the present invention, the radius of curvature of the second section 42 may gradually decrease first and then gradually increase along the direction away from the first section 41 . That is to say, the curvature radius of the projection of each wind deflector 40 in the horizontal plane may gradually decrease first, and then gradually increase. In some preferred embodiments of the present invention, the second section 42 is arc-shaped, that is, the radius of curvature of the second section 42 is equal. Further, the length of the line between the two end points of the first section 41 may be 2 times to 5 times the length of the line between the two end points of the second section 42, for example, 2.5, 2.8, 3, 3.2 times. The included angle between the 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 wind deflector 41 in the horizontal plane is 85° to 95°.

In some embodiments of the present invention, the projection of the wind deflector 41 in the horizontal plane further includes a third section connected to the second section 42 . The radius of curvature of the third section gradually increases in the direction away from the second section 42, or the third section is linear. The length of the line between the two end points of the third section is smaller than the length of the line between the two end points of the second section 42 . For example, the length of the line between the two end points of the third section is 1/15 to 3/10 of the length of the line between the two end points of the second section 42 .

This embodiment also provides an indoor unit of an air conditioner. FIG. 2 is a schematic front view of the indoor unit of an air conditioner according to an embodiment of the present invention, as described in FIG. 2 , and referring to FIGS. 3 to 5 , the arrows in the figure indicate Regarding the flow direction of the air flow, the air-conditioning indoor unit includes a casing 20 , a heat exchanger 60 and an air blower provided in the casing 20 . Air supply ports are provided on both end surfaces of the housing 20 , and air inlets are provided on the front surface, the upper surface or the lower surface of the housing 20 . The air supply device includes two centrifugal fans 30, the inlet of each centrifugal fan 30 faces the air inlet, and the outlet of each centrifugal fan 30 faces an air supply port, so that the airflow enters the housing 20 through the air inlet and flows out through the corresponding air supply port housing 20 . The heat exchanger 60 is disposed at the air inlet, so that the airflow entering through the air inlet exchanges heat with the heat exchanger 60 and then flows out of the casing 20 from the air outlet. Preferably, the front surface of the casing 20 is provided with an air inlet, which can facilitate the reasonable arrangement of the indoor unit of the air conditioner.

In the air conditioner indoor unit of the embodiment of the present invention, since the two end faces of the casing 20 are provided with air supply ports and two centrifugal fans 30, the centrifugal fans 30 can supply air to both sides of the casing 20, changing the A single air inlet and outlet mode is adopted, and the air outlet on both sides realizes the encircling air supply. The air outlet on both sides makes the indoor air circulation better and reduces the unevenness of indoor temperature.

In order to improve the effect of encircling the air supply, the air conditioner indoor unit also includes two air guide devices, which are respectively arranged at the two air supply ports to guide and guide the airflow flowing out of the air supply ports. In particular, each air guide device is the air guide plate 40 in any of the above embodiments. Each wind deflector 40 is disposed on the outer side of the housing 20 . The vertical edge of the first section 41 of each air deflector 40 away from the second section 42 is mounted to the housing 20 at the rear side of the air supply port. In order to improve the air guiding effect, each air guiding plate 40 is rotatably mounted on the housing 20 , and the two air guiding plates 40 can be driven to rotate respectively by the two driving motors 50 . Further, the housing 20 may include a wall hanging board 22 , and the wind deflector 40 may be installed on the wall hanging board 22 to be integrated with the wall hanging board 22 .

In some embodiments of the present invention, a partition plate 21 is arranged in the middle of the casing 20, and the partition plate 21 is arranged between the two centrifugal fans 30 to form two air duct systems on both sides of the partition plate 21. The airflow interference between the two centrifugal fans 30 is reduced. There may be two air inlets, namely the first air inlet and the second air inlet, and the inlet of each centrifugal fan 30 corresponds to one air inlet.

By now, those skilled in the art will recognize that although various exemplary embodiments of the present invention have been shown and described in detail herein, without departing from the spirit and scope of the present invention, Numerous other variations or modifications consistent with the principles of the present invention are directly identified or derived from the disclosure of the present invention. Accordingly, the scope of the present invention should be understood and deemed to cover all such other variations or modifications.

Claims (8)

1. A wind deflector for an indoor unit of an air conditioner, wherein the wind deflector is arranged vertically, the wind deflector is arched toward one side thereof, and the projection of the wind deflector in a horizontal plane comprising a first section and a second section that are connected to each other; the radius of curvature of the first section becomes gradually smaller in the direction towards the second section; The length of the connecting line between the two end points of the first section is greater than the length of the connecting line between the two end points of the second section. 2. The wind deflector according to claim 1, characterized in that, The curvature radius of the second section decreases first and then gradually increases along the direction away from the first section, or the second section is arc-shaped. 3. The wind deflector according to claim 1 or 2, wherein the projection of the wind deflector in the horizontal plane further comprises a third section connected to the second section; The curvature radius of the third section gradually increases along the direction away from the second section, 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. 4. The wind deflector according to claim 1, wherein, The length of the connecting line between the two end points of the first section is 2 to 5 times the length of the connecting line between the two end points of the second section. 5. The wind deflector according to claim 3, characterized in that, The length of the line between the two end points of the third section is 1/15 to 3/10 of the length of the line between the two end points of the second section. 6. The wind deflector according to claim 2, wherein, The included angle between the tangents at the two end points of the second segment is 105° to 140°; The included angle between the tangents at the two end points of the projection of the wind deflector in the horizontal plane is 85° to 95°. 7. An air conditioner indoor unit, comprising a casing, characterized in that: Air supply ports are provided on both end faces of the housing, and air inlets are provided on the front surface, the upper surface or the lower surface of the housing; The air conditioner indoor unit also includes: Two centrifugal fans, the inlet of each centrifugal fan faces the air inlet, and the outlet of each centrifugal fan faces one of the air supply ports, so that the airflow enters the housing through the air inlet, and passes through the air inlet. Correspondingly, the air supply port flows out of the housing; The two wind deflectors according to any one of claims 1 to 6, each of the wind deflectors is arranged on the outer side of the casing; the first section of each of the wind deflectors is far from the second The vertical edge of the segment is mounted to the housing at the rear side of one of the air supply openings; each of the air deflectors is arched away from the corresponding air supply opening. 8. The air conditioner indoor unit according to claim 7, wherein each of the wind deflectors is rotatably mounted on the housing; The middle part of the casing is provided with a baffle, and the baffle is arranged between the two centrifugal fans.

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