CN218120145U - Air deflector and wall-mounted air conditioner indoor unit - Google Patents

Abstract

The utility model provides a machine in aviation baffle and wall-hanging air conditioning. The air deflector can be rotatably arranged at the air outlet of the wall-mounted air conditioner indoor unit around an axis parallel to the length direction of the air deflector. The air deflector comprises a first plate body and a second plate body. The second plate body is fixed on the first plate body and is provided with an interval with the inner side surface of the first plate body so as to form an air guide channel, the second plate body comprises a plurality of air guide sections which are sequentially arranged at intervals along the width direction of the second plate body, and a ventilation interval is formed between every two adjacent air guide sections. The utility model discloses a aviation baffle wind-guiding angle scope is bigger and makes the air-out air current wind-sensing more comfortable.

Description

Air deflector and wall-mounted air conditioner indoor unit

Technical Field

The utility model relates to an air conditioning technology field especially relates to a machine in aviation baffle and wall-hanging air conditioning.

Background

An air outlet of an indoor unit of a wall-mounted air conditioner is generally opened at a lower front side thereof and is opened toward a lower front side. When the air conditioner is in operation, the air deflector is used for guiding the upper and lower air outlet directions of the air outlet so as to lead the air outlet forward, forward upward or forward downward.

However, the range of the air guiding angle of the air deflector of the conventional wall-mounted air conditioner indoor unit is too small. When the air conditioner operates in a refrigerating mode, cold air flow is difficult to avoid a human body. When the air conditioner is in heating operation, the angle of hot air flow is inclined upwards, hot air is not easy to fall to the ground, and a user is hot and cold in head and feet.

Therefore, how to enlarge the wind guiding angle range of the wind deflector and improve the cooling/heating wind feeling experience of the human body becomes a technical problem which needs to be solved urgently in the field of air conditioners.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an aim at overcoming at least one defect among the prior art, provide one kind and can enlarge the wind-guiding angle scope of aviation baffle, promote the aviation baffle that user's refrigeration/the wind sense of heating experienced and have its wall-hanging air conditioning indoor set.

The utility model discloses a another aim is to reduce the wind-force loss of aviation baffle to the air current.

In one aspect, the utility model provides an aviation baffle can install in the air outlet department of wall-hanging air conditioning indoor set around being on a parallel with its length direction's axis with rotating, and it includes:

a first plate body; and

the second plate body is fixed in first plate body to have the interval in order to constitute the wind-guiding passageway rather than the medial surface, the second plate body includes along its width direction a plurality of wind-guiding sections that set up at interval in proper order, every adjacent two constitute the ventilation interval between the wind-guiding section.

Optionally, the second plate body is configured to: and leading the air flow outside the air guide channel to flow into the air flow inside the air guide channel at a first angle through the ventilation interval, wherein the first angle is an acute angle.

Optionally, the first angle is equal to or less than 45 °.

Optionally, two sides of the first plate body in the width direction are a first side and a second side respectively, two sides of the second plate body in the width direction are a narrow-opening side and a wide-opening side respectively, and the first side and the narrow-opening side are located on the same side;

an orthographic projection of the narrow opening edge towards the inner side surface falls on the inner side surface, and an orthographic projection of the first edge towards the inner side surface falls on an extension surface of the inner side surface.

Optionally, a distance between the narrow-mouth side and the orthographic projection of the narrow-mouth side is D1, a distance between the wide-mouth side and the second side is D2, and D2/D1 is greater than or equal to 1.6 and less than or equal to 2.1.

Optionally, a ratio of a distance D1 between the narrow opening side and a forward projection thereof to a width of the second plate body is between 0.6 and 0.65.

Optionally, a ratio of the width of the second plate to the first plate is between 0.4 and 0.6.

Optionally, the tangent direction of the first edge is at an angle of between 29 ° and 41 ° to the tangent direction of the narrow mouth edge.

Optionally, the first plate body is an arc-shaped plate, the axis of which is parallel to the length direction of the first plate body, and the inner side surface of the arc-shaped plate is a concave surface;

the second plate body is an arc-shaped plate, the axis of the second plate body is parallel to the length direction of the second plate body, and the convex side of the second plate body faces the first plate body.

On the other hand, the utility model also provides a wall-hanging air conditioning indoor set, it includes:

a shell which is provided with an air outlet; and

at least one air deflector as described in any one of the above claims is rotatably mounted at the air outlet of the wall-mounted air conditioning indoor unit about an axis parallel to the length direction thereof.

The utility model discloses an aviation baffle includes first plate body and second plate body to constitute double-deck formula aviation baffle, the space between the two-layer plate body constitutes the wind-guiding passageway, has played the gentle wind effect. And, make the second plate body include a plurality of wind-guiding sections, make and constitute the ventilation interval between the adjacent two wind-guiding sections to allow the outside air current of wind-guiding passageway to converge into the inside air current of wind-guiding passageway through the wind interval, when guaranteeing the gentle wind effect, increase the maximum air-out amount of wind, guarantee the heat transfer performance of indoor side heat exchanger.

Further, the utility model discloses an among the aviation baffle, make the outside air current of wind-guiding passageway converge the inside air current of wind-guiding passageway with the acute angle through the ventilation interval, make the process of converging more smooth and easy, powerful, energy loss is littleer, when the aviation baffle is leading wind forward the upper place, the air current power in the wind-guiding passageway more can be strengthened in the influx of outside air current, can help to pull cold wind and blow upward.

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 view of an air deflection panel according to an embodiment of the present invention;

fig. 2 is a cross-sectional view of an air deflection plate according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a wall-mounted air conditioner indoor unit according to an embodiment of the present invention;

fig. 4 is a schematic view of the wall-mounted indoor unit of an air conditioner shown in fig. 3, with the outer air guide plate hidden;

fig. 5 is a schematic cross-sectional view of a wall-mounted air conditioning indoor unit according to an embodiment of the present invention, when the air deflector is in the front air guiding position;

fig. 6 is a schematic cross-sectional view of the wall-mounted air conditioning indoor unit of fig. 5, illustrating the air guide plate in a down-wind position;

fig. 7 is a schematic cross-sectional view of the wall-mounted air conditioning indoor unit of fig. 5 when the air deflector is in a soft wind position.

Detailed Description

A wall-mounted air conditioner indoor unit and an air deflector thereof according to an embodiment of the present invention will be described with reference to fig. 1 to 7. Where the orientations or positional relationships indicated by the terms "front", "back", "upper", "lower", "top", "bottom", "inner", "outer", "lateral", etc., are based on the orientations or positional relationships shown in the drawings, they are merely for convenience of description and to simplify the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

The terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, features defined as "first," "second," etc. may explicitly or implicitly include at least one such feature, i.e., one or more such features. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly defined otherwise. When a feature "comprises or comprises" a or some of its intended features, this indicates that other features are not excluded and that other features may be further included, unless expressly stated otherwise.

Unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and "coupled" and the like are to be construed broadly and can, for example, be fixedly connected or detachably connected or integral to one another; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. Those skilled in the art should understand the specific meaning of the above terms in the present invention according to specific situations.

The utility model provides a machine in wall-hanging air conditioning that is used for aviation baffle of machine in wall-hanging air conditioning and has it. An indoor unit of a wall-mounted air conditioner is an indoor part of a split wall-mounted room air conditioner for conditioning indoor air, such as cooling/heating, dehumidifying, humidifying, purifying, introducing fresh air, and the like.

Fig. 1 is a schematic structural view of an air deflector according to an embodiment of the present invention, fig. 2 is a schematic cross-sectional view of an air deflector according to an embodiment of the present invention, fig. 3 is a schematic structural view of an indoor unit of a wall-mounted air conditioner according to an embodiment of the present invention, and fig. 4 is a schematic view of an indoor unit of a wall-mounted air conditioner shown in fig. 3 after an outer air deflector is hidden.

As shown in fig. 1 to 4, the air deflector 50 of the embodiment of the present invention is rotatably installed at the air outlet 12 of the indoor unit of the wall-mounted air conditioner around an axis X1 parallel to the length direction (X direction) thereof, and is used for guiding the air outlet direction of the air outlet 12. The outlet 12 is a long strip parallel to the length direction of the air deflector 50.

A motor (not shown) may be provided on the case 10, and the motor may be provided outside the end portion of the air guide plate 50 in the longitudinal direction. The rotating shaft of the motor is connected to the air deflector 50 to drive the air deflector 50 to rotate, so that the air deflector 50 changes the air outlet angle of the air outlet 12, or the swinging effect is achieved in a reciprocating swing manner.

The air deflector 50 of the embodiment of the present invention includes a first plate 51 and a second plate 52. The second plate 52 is directly or indirectly fixed to the first plate 51, for example, as shown in fig. 1, a plurality of connecting rib plates 53 are provided therebetween, and the second plate 52 is fixed to the first plate 51 by the plurality of connecting rib plates 53. The first plate body 51, the plurality of connecting rib plates 53 and the second plate body 52 may be an integrally formed integral piece. Alternatively, in other embodiments, both ends of the second plate 52 may be bent downward to be connected to the first plate 51. The first plate 51 and the second plate 52 have a gap between their inner surfaces 511 to form an air guide passage 501 for allowing the air flow to pass through.

As shown in fig. 2, the second plate 52 includes a plurality of air guiding segments 521 sequentially arranged at intervals in the width direction, and a ventilation interval 523 is formed between every two adjacent air guiding segments 521. For example, as shown in fig. 2, two air guiding segments 521 may be provided, and a ventilation space 523 is formed between the two air guiding segments.

The air deflector 50 of the embodiment of the present invention comprises a first plate 51 and a second plate 52 to form a double-layer air deflector, which is more smooth for combing the air flow. The space between the two plate bodies forms an air guide channel 501, and a soft wind effect is achieved. Moreover, the air outside the air guide channel 501 flows through the ventilation interval 523 and is merged into the air inside the air guide channel 501, so that the maximum air outlet volume is increased while the soft air effect is ensured, and the heat exchange performance of the indoor side heat exchanger is ensured.

In some embodiments, second plate 52 is configured to: the air flow outside the air guiding channel 501 is led to the air flow inside the air guiding channel 501 through the air interval 523 at a first angle b, and the first angle b is an acute angle. Specifically, the first angle b is an angle between the inner wall 5211 of the ventilation partition 523 and the inner side surface 5212 of the second plate body 52 (the air guiding section 521). The first angle b is preferably 45 ° or less. The smaller the entry angle is, the smoother and more powerful the entry process is, and the energy loss is smaller. When the air deflector 50 guides air forward and upward, the external air flow is merged into the air guiding channel 501 to further enhance the air flow power in the air guiding channel, and can assist in drawing cold air to blow upward, as shown in fig. 5.

In some embodiments, as shown in fig. 2, two widthwise sides of the first plate 51 are a first side a and a second side B, respectively, two widthwise sides of the second plate 52 are a narrow side E and a wide side F, respectively, the first side a is on the same side as the narrow side E, and the second side B is on the same side as the wide side F. An orthographic projection E1 of the narrow edge E to the inner side surface 511 falls on the inner side surface 511 of the first plate body 51. Thus, second plate 52 is offset inward in the width direction of first plate 51, which facilitates the air flow to flow into air guide passage 501.

Furthermore, the distance between the narrow opening side E and the orthographic projection E1 is D1, the distance between the wide opening side F and the second side B is D2, and the following conditions are met: D2/D1 is more than or equal to 1.6 and less than or equal to 2.1. Preferably, 1.5. Ltoreq. D2/D1. Ltoreq.2 are satisfied. The embodiment of the utility model provides a make aviation baffle 50 be double-deck formula aviation baffle to make relevant size satisfy above-mentioned relation, so that constitute the wind-guiding passageway 501 of gradually expanding formula between first plate body 51 and the second plate body 52, so make aviation baffle 50 more smooth and easy to the combing of air current, and enlarged wind-guiding angle scope, can reduce the air-out wind speed, reach the gentle wind effect, make human wind sense more excellent.

Further, the embodiment of the utility model provides a carry out following a series of designs to aviation baffle 50's shape parameter for the gentle wind effect of wind-guiding passageway 501 is better, and the windage is littleer, reduces the wind-force loss of air supply air current.

For example, as shown in fig. 2, the second plate 52 has a width L2. The ratio of the distance D1 between the narrow opening edge E and the orthographic projection thereof to the width L2 of the second plate body 52 is 0.6 to 0.65. That is, 0.6. Ltoreq. D1/L2. Ltoreq.0.65, preferably 0.61. Ltoreq. D1/L2. Ltoreq.0.64.

The width of the first plate 51 is L1, and the ratio of the widths of the second plate 52 and the first plate 51 is 0.4 to 0.6. That is, 0.4. Ltoreq. L2/L1. Ltoreq.0.6, preferably 0.38. Ltoreq. L2/L1. Ltoreq.0.58.

For example, as shown in fig. 2, the front projection F1 of the wide edge F of the second plate 52 toward the inner side surface 511 may be made to fall on the extension B1 of the inner side surface 511.

As shown in fig. 2, the first plate 51 may be an arc-shaped plate with its axis parallel to its longitudinal direction and the inner side surface 511 being concave. The second plate 52 is an arc-shaped plate with its axis parallel to its length direction and its convex side facing the first plate 51. The ratio of the radius R2 of the second plate 52 to the radius R1 of the first plate 51 can be further adjusted to be between 0.6 and 0.65, i.e., R2/R1 is 0.6. Ltoreq.R 2/R1. Ltoreq.0.65. Preferably, 0.61. Ltoreq. R2/R1. Ltoreq.0.64.

For example, as shown in FIG. 2, the angle a between the tangential direction of the first side A and the tangential direction of the narrow-mouth side E can be made between 29 DEG and 41 DEG, i.e., 29 DEG & ltoreq a & ltoreq 41 DEG, preferably 30 DEG & ltoreq a & ltoreq 40 deg.

The utility model discloses another aspect still provides a wall-hanging air conditioning indoor set. As shown in fig. 4, a wall-mounted air conditioner indoor unit according to an embodiment of the present invention may generally include a casing 10 and at least one air deflector 50 according to any one of the above embodiments. The casing 10 is provided with an air outlet 12, and the air deflector 50 is rotatably mounted at the air outlet 12 around an axis x1 parallel to the length direction thereof to guide the air outlet direction of the air outlet 12.

Fig. 5 is a schematic cross-sectional view of a wall-mounted air conditioning indoor unit according to an embodiment of the present invention, when the air guide plate 50 is in the front air guiding position.

As shown in fig. 5, the housing 10 may be an elongated shape with its length direction set horizontally. The casing 10 defines an accommodation space for accommodating main components of the wall-mounted air conditioning indoor unit. The housing 10 is provided with an air outlet 12 for discharging air flow therein, wherein the discharged air flow is acted by the fan 40 in the housing 10 to accelerate the air flow flowing through the air outlet 12 for adjusting the indoor environment, such as cold air in a cooling mode, hot air in a heating mode, fresh air flow in a fresh air mode, and the like. The outlet 12 and the air deflector 50 may be long strips with the length direction parallel to the length direction of the casing 10.

The wall-mounted air conditioner indoor unit may be an indoor part of a split wall-mounted type room air conditioner that performs cooling/heating using a vapor compression refrigeration cycle system. As shown in fig. 5, the interior of the casing 10 is provided with an indoor-side heat exchanger 30 and a fan 40. The indoor side heat exchanger 30 and the throttle device are connected with a compressor arranged in an air conditioner outdoor unit, an outdoor side heat exchanger and other refrigeration elements through pipelines to form a vapor compression refrigeration cycle system. Under the action of the fan 40, the indoor air enters the inside of the casing 10 through the air inlet 11 at the top of the casing 10, and after the forced convection heat exchange with the indoor side heat exchanger 30 is completed, heat exchange air is formed and enters the air duct 15, and then flows to the air outlet 12. As shown in fig. 5, an external air guiding plate 60 is further disposed at the air outlet 12, and can rotate around an axis x2 for opening and closing the air outlet 12.

Fig. 6 is a schematic cross-sectional view of the wall-mounted air conditioning indoor unit shown in fig. 5, when the air guide plate 50 is in the downward air guiding position.

In some embodiments, the air deflection 50 is configured to: the air guide device has a front air guide position in which the inner side surface 511 faces upward and the second side B faces forward as shown in fig. 5, and a lower air guide position in which the inner side surface 511 faces inward of the air outlet 12 and the first side a faces upward as shown in fig. 6.

At the front wind guide position, the air flow is guided forward and upward through the coanda flow guide of the two layers of plate bodies, so that the direct blowing prevention effect is achieved. And the wind guide channel 501 forms a flaring speed reduction channel, the wind outlet speed is reduced, the wind outlet range is enlarged, the comfortable soft wind effect is realized, and the air guide device is suitable for a refrigeration mode, as shown in fig. 5.

At the lower wind guiding position, the wind deflector 50 guides the wind to flow downwards and blow, and meanwhile, the wind guiding channel 501 forms a necking accelerating channel, so that the wind speed of the wind is higher, the wind is more prone to falling to the ground, and the heat generating device is suitable for a heating mode to form a foot heating head temperature comfortable effect, as shown in fig. 6.

As shown in fig. 5 and 6, the rotation axis x1 of the air deflector 50 can be located adjacent to the wide opening edge F, so that the air deflector 50 can rotate to the front air guiding position and the lower air guiding position.

Fig. 7 is a schematic cross-sectional view of the wall-mounted air conditioning indoor unit of fig. 5 when the air deflector 50 is in a soft wind position.

In some embodiments, as shown in fig. 7, the air deflection plate 50 also has a soft wind position. In this position, the inner side 511 of the first plate 51 of the air deflector 50 faces upward and is substantially parallel to the airflow direction in the air duct, so as to minimize resistance to the airflow and maximize the airflow rate. The air current passes through the flaring and decelerating air guide channel 501, the air outlet speed is reduced, the air outlet range is enlarged, and the comfortable and soft air effect is realized.

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 air deflector is rotatably mounted at an air outlet of an indoor unit of a wall-mounted air conditioner around an axis parallel to the length direction of the air deflector, and is characterized by comprising:

a first plate body; and

the second plate body is directly or indirectly fixed on the first plate body and has an interval with the inner side surface of the first plate body so as to form an air guide channel, the second plate body comprises a plurality of air guide sections which are sequentially arranged along the width direction of the second plate body at intervals, and every two adjacent air guide sections form a ventilation interval.

2. The air deflection of claim 1,

the second plate body is configured to: and enabling the air flow outside the air guide channel to flow into the air flow inside the air guide channel through the ventilation interval at a first angle, wherein the first angle is an acute angle.

3. The air deflection of claim 2,

the first angle is 45 ° or less.

4. The air deflection of claim 1,

the two sides of the first plate body in the width direction are respectively a first side and a second side, the two sides of the second plate body in the width direction are respectively a narrow opening side and a wide opening side, and the first side and the narrow opening side are positioned at the same side;

the orthographic projection of the narrow opening edge towards the inner side surface is on the inner side surface, and the orthographic projection of the first edge towards the inner side surface is on the extension surface of the inner side surface.

5. The air deflection of claim 4,

the distance between the narrow opening side and the orthographic projection of the narrow opening side is D1, the distance between the wide opening side and the second side is D2, and D2/D1 is more than or equal to 1.6 and less than or equal to 2.1.

6. The air deflection of claim 4,

the ratio of the distance D1 between the narrow opening side and the orthographic projection of the narrow opening side to the width of the second plate body is between 0.6 and 0.65.

7. The air deflection of claim 4,

the ratio of the width of the second plate body to the width of the first plate body is between 0.4 and 0.6.

8. The air deflection of claim 4,

the angle between the tangential direction of the first edge and the tangential direction of the narrow opening edge is between 29 DEG and 41 deg.

9. The air deflection of claim 1,

the first plate body is an arc-shaped plate, the axis of the arc-shaped plate is parallel to the length direction of the first plate body, and the inner side face of the arc-shaped plate is a concave face;

the second plate body is an arc-shaped plate, the axis of the arc-shaped plate is parallel to the length direction of the second plate body, and the convex side of the arc-shaped plate faces the first plate body.

10. A wall-mounted air conditioner indoor unit, comprising:

a shell which is provided with an air outlet; and

the air deflector of any one of claims 1-9, mounted for rotation about an axis parallel to its length at an air outlet of a wall-mounted air conditioning indoor unit.

Images