WO2019137525A1

WO2019137525A1 - Wall-mounted air conditioner indoor unit

Info

Publication number: WO2019137525A1
Application number: PCT/CN2019/071619
Authority: WO
Inventors: 赵业才; 刘丙磊; 宁贻江; 孙川川; 葛传双; 王涛
Original assignee: 青岛海尔空调器有限总公司
Priority date: 2018-01-12
Filing date: 2019-01-14
Publication date: 2019-07-18
Also published as: CN108386908A; CN108386908B

Abstract

Provided is a wall-mounted air conditioner indoor unit, comprising a housing, an upper air outlet and a lower air outlet vertically arranged in a low portion of a front side of the housing, and an air duct for guiding air in the housing to the upper air outlet and the lower air outlet, wherein a front end of a flow guide plate is pivotally mounted below a lower periphery of the upper air outlet; a foldable flow discharge member is composed of a plurality of flow discharge plates connected to each other in a hinged manner, hinge shafts are all parallel with a pivot of the flow guide plate, and a front end of the foldable flow discharge member is connected to the lower periphery of the upper air outlet, and a rear end thereof is connected to an upper surface of the flow guide plate; the flow guide plate is configured to be capable of pivoting upwards to a downwards blowing position where a rear end thereof abuts against an upper wall of the air duct and the foldable flow discharge member is in a folded state, so as to seal a passage from the air duct to the upper air outlet; and the flow guide plate is configured to be capable of pivoting downwards to an upwards blowing position where the rear end thereof abuts against a lower wall of the air duct and the foldable flow discharge member is in an unfolded state, so as to seal a passage from the air duct to the lower air outlet, such that air blows out from the upper air outlet. The invention enriches air supply modes of an air conditioner, and improves an air sense experience of users.

Description

Wall-mounted air conditioner indoor unit

Technical field

The invention relates to the technical field of air conditioning, and in particular to a wall-mounted air conditioner indoor unit.

Background technique

With the popularity of air conditioners, users are increasingly demanding the comfort and health of air supply. The existing air conditioning air supply mode is single, and if the hot and cold air is directly blown to the human body without being processed, the user may feel uncomfortable. Not only does the wind experience worse, but it also affects human health.

Summary of the invention

The object of the present invention is to provide a wall-mounted air conditioner indoor unit, which enriches the air supply mode, improves user comfort, and improves the user's wind feeling experience.

In particular, the present invention provides a wall-mounted air conditioner indoor unit, comprising:

case;

The upper air outlet and the lower air outlet are arranged above and below the front side of the casing;

a duct for guiding wind in the casing to the upper air outlet and the lower air outlet;

a deflector having a front end pivotally mounted below the lower edge of the upper air outlet; and

The folding drainage member is composed of a plurality of drainage plates hingedly connected, and each of the hinge shafts is parallel to the pivot axis of the baffle, the front end of the folding drainage member is connected to the lower edge of the upper air outlet, and the rear end is connected to the The surface of the deflector; the baffle is configured to:

It can be pivoted upward to a lower blowing position with its rear end abutting against the upper wall of the air duct and the folding drainage member is in a folded state to close the passage of the air passage to the upper air outlet, so that the wind can only Blowing out from the lower outlet;

The bottom portion can be pivoted downward to abut the lower end of the air duct and the folding drain is in an unfolded position to close the passage of the air duct to the lower air outlet to make the wind The upper air outlet is blown out through the upper wall of the air duct and the upper surface of the folding drain.

Optionally, the folding drainage member comprises three drainage plates, wherein a front end of the first drainage plate is hinged to the casing of the lower edge of the lower air outlet; a front end of the second drainage plate is hinged to the rear end of the first drainage plate The front end of the third drainage plate is hinged to the rear end of the second drainage plate, and the rear end is fixed to the surface of the deflector.

Optionally, the rear end of the third drainage plate is connected to a central area in the width direction of the baffle.

Optionally, when the baffle is in the lower blowing position, the deflector and the lower wall of the air duct are gradually inclined downward from the rear to the front; and the deflector is at In the upper blowing position, both the deflector and the upper wall of the air duct are gradually inclined upward from the rear to the front.

Optionally, an air deflector is disposed at the lower air outlet, and the air deflector is configured to adjust the upper and lower air outlet directions of the lower air outlet rotatably about a lateral axis.

Optionally, when the baffle is in the upper blowing position, the air deflector is located outside the baffle.

Optionally, a motor is mounted at the pivot shaft of the baffle for driving the baffle to pivot.

Optionally, a plurality of air guiding pendulum blades are installed at a lower wall of the air duct, and the plurality of air guiding pendulum leaves are arranged in a lateral direction, and are configured to adjust the upper air outlet and the lower portion by rotation The left and right air outlet direction of the air outlet.

In the wall-mounted air conditioner indoor unit of the present invention, two air outlets and one deflector are provided to enrich the air supply mode. When the deflector is pivoted to the upper blowing position, the wind can be blown only from the upper air outlet, so that the wind rises and does not blow to the user, but the cooling/heating performance is not affected, and the air blowing effect without blowing is achieved. Improve the user's sense of the wind. When the deflector is pivoted to the lower blowing position, the wind can only be blown out from the lower air outlet to achieve a strong cooling/heating effect in the conventional mode.

Further, in the wall-mounted air conditioner indoor unit of the present invention, when the deflector is in the up-blowing position, the folding guide is in an unfolded state, and can be drained together with the upper wall of the duct to smoothly guide the wind to the upper air outlet. When the baffle is pivoted upwardly to the lower blow position, the plurality of deflectors of the folding damp are folded so that they do not interfere with the pivoting of the baffle.

The above as well as other objects, advantages and features of the present invention will become apparent to those skilled in the <

DRAWINGS

Some specific embodiments of the present invention are described in detail below by way of example, and not limitation. The same reference numbers in the drawings identify the same or similar parts. Those skilled in the art should understand that the drawings are not necessarily drawn to scale. In the figure:

1 is a schematic front view of a wall-mounted air conditioner indoor unit according to an embodiment of the present invention;

Figure 2 is a cross-sectional view showing a wall-mounted air conditioner indoor unit according to an embodiment of the present invention, wherein the deflector is in an upper blowing position;

3 is a cross-sectional view of a wall-mounted air conditioner indoor unit according to an embodiment of the present invention, wherein the deflector is in a lower blowing position, and the air deflector is in a vertical state;

Fig. 4 is a cross-sectional view showing a wall-mounted air conditioner indoor unit according to an embodiment of the present invention, wherein the deflector is in a lower blowing position, and the wind deflector is in a horizontal state.

Detailed ways

A wall-mounted air conditioner indoor unit according to an embodiment of the present invention will be described below with reference to FIGS. 1 to 4. Wherein, the orientations or positional relationships of the indications "front", "back", "upper", "lower", "top", "bottom", "inside", "outside", "lateral", etc. are based on the drawings The orientation or the positional relationship is merely for the purpose of describing the present invention and the simplified description, and is not intended to indicate or imply that the device or component referred to has a specific orientation, is constructed and operated in a specific orientation, and therefore is not to be construed as limiting the invention. .

As shown in FIG. 1 to FIG. 4, the wall-mounted air conditioner indoor unit of the embodiment of the present invention may generally include a housing 100, an evaporator 900, a fan 800, a duct 300, and two air outlets (the upper air outlets 120, respectively). And the lower air outlet 130), the baffle 500, and the folding drain 520. The wall-mounted air conditioner indoor unit and the air conditioner outdoor unit (not shown) constitute a vapor compression refrigeration cycle system, and realize cooling/heating of the indoor environment.

The fan is preferably a cross flow fan 800 extending in the lateral direction in the lateral direction (i.e., the left-right direction identified in Fig. 1) for causing air to flow from the evaporator 900 to the upper air outlet 120 or the lower air outlet 130 and then blown into the room.

The evaporator 900 is used for heat exchange with air entering the casing 100 from the air inlet 110 to form a heat exchange wind (specifically, cold air during cooling and hot air when heating). The evaporator 900 is preferably a three-stage fin evaporator that covers the space in front of and above the cross-flow fan 800.

The top of the housing 100 has an air inlet 110 with an inlet grille at the air inlet 110. The upper side of the front side of the casing 100 is provided with an upper air outlet 120 and a lower air outlet 130. The upper air outlet 120 and the lower air outlet 130 are arranged in the vertical direction with a certain distance therebetween. The upper air outlet 120 is disposed on the upper side and facing forward, and the lower air outlet 130 is open on the lower side and toward the front lower side. As shown in FIG. 1, the housing 100 may be an elongated structure extending in a lateral direction (ie, a left-right direction). The upper air outlet 120 and the lower air outlet 130 are elongated openings extending in the lateral direction.

A duct 300 is disposed in the casing 100. The inlet end of the duct 300 is located at the fan and the outlet end is located at the two outlets. The air duct 300 is used for guiding the heat exchange air from the evaporator 900 to the air outlet, and blowing the wind from the air outlet to achieve cooling/heating of the indoor environment.

The front end of the deflector 500 is pivotally mounted at a distance below the lower edge of the upper air outlet 120 and between the upper air outlet 120 and the lower air outlet 130. The position of the pivot shaft 510 is as shown in Fig. 2, and its extending direction is to extend in the lateral direction.

The folding guide 520 is hinged by a plurality of drainage plates, and each hinge axis is parallel to the pivot axis 510 of the baffle 500. The front end of the folding drain 520 is connected to the lower edge of the upper air outlet 120, and the rear end is connected to the upper surface of the deflector 500.

Specifically, as shown in FIG. 2 , the folding drainage member 520 includes three drainage plates, that is, a first drainage plate 521 , a second drainage plate 522 , and a third drainage plate 523 . The front end of the first drainage plate 521 is hinged to the housing 100 at the lower edge of the lower air outlet 120. The front end of the second draining plate 522 is hinged to the rear end of the first draining plate 521. The front end of the third drainage plate 523 is hinged to the rear end of the second drainage plate 522, and the rear end of the third drainage plate 523 is fixed to the upper surface of the baffle 500, preferably fixed to the width direction of the upper surface of the baffle 500. Central area.

Figures 2 to 4 illustrate the wind direction with arrow lines. As shown in FIGS. 3 and 4, the deflector 500 can be pivoted upwardly to a lower blow position where the rear end thereof abuts against the upper wall of the air duct 300 to close the air duct 300 to the upper air outlet 120. The passage allows the wind to be blown only from the lower air outlet 130. At this time, the folding drain 520 is in a folded state.

As shown in FIG. 2, the deflector 500 can also be pivoted downward to abutment position of the rear end thereof against the lower wall of the air duct 300 to close the passage of the air duct 300 to the lower air outlet 130 to make the wind It can only be blown out from the upper air outlet 120. During the pivoting of the deflector 500, the folding drain 520 is stretched from the folded state to the deployed state. At this time, the upper surface of the folding deflector 520 constitutes a part of the bottom wall of the duct, and can be drained together with the upper wall of the duct 300 to smoothly guide the wind to the upper air outlet 120.

Specifically, the air passage 300 is composed of an upper volute 320 and an lower volute 310. The inner wall of the lower volute 310 is the lower wall of the air duct 300, and the inner wall of the upper volute 320 is the upper wall of the air duct 300. When the deflector 500 is in the aforementioned upper blowing position, its rear end can be abutted against the front edge of the lower volute 310. The upper volute 320 has a volute 321 which abuts against the volute 321 when the baffle 500 is in the down-blowing position to form a new air passage together with the lower volute 310. The upper wall of the new air duct is reconstructed into a complete volute type line, so that the wind direction satisfies the flow direction requirement of the cross flow fan 800, and the fan efficiency is improved.

In some embodiments, a motor is mounted at the pivot axis of the baffle 500 for driving the baffle 500 to pivot. The motor is preferably a stepping motor that can be reversed.

In some embodiments, as shown in FIG. 3 and FIG. 4, when the deflector 500 is in the aforementioned down-blowing position, the lower walls of the deflector 500 and the air duct 300 are gradually inclined downward from the rear to the front to Tilt the wind toward the front and bottom. As shown in FIG. 2, when the deflector 500 is in the aforementioned up-blowing position, the upper walls of the deflector 500 and the air duct 300 are gradually inclined upward from the rear to the front to incline the wind upward and upward.

In some embodiments, as shown in FIGS. 1 to 4, a wind deflector 200 is disposed at the lower air outlet 130. The air deflector 200 is configured to rotatably adjust the upper and lower air outlet directions of the lower air outlet 130 about a lateral axis. In addition, when the deflector 500 is in the foregoing upper blowing position, the wind deflector 200 is located outside the deflector 500 so that the wind deflector 200 closes the lower air outlet 130 when the lower air outlet 130 is not required to be blown. As shown in Fig. 1 and Fig. 2, the appearance of the bottom of the air conditioner indoor unit is more beautiful.

In some embodiments, as shown in FIG. 2 to FIG. 4, a plurality of wind deflecting blades 400 are installed at a lower wall of the air duct 300, and the plurality of wind deflecting blades 400 are arranged in a lateral direction and configured to be self-rotating. The left and right air outlet directions of the upper air outlet 120 and the lower air outlet 130 are adjusted to guide the wind to the left or right. The wind deflector is widely used in the existing wall-mounted air conditioner indoor unit, and the specific structure thereof will not be described herein.

The wall-mounted air conditioner indoor unit of the embodiment of the invention can realize a plurality of air supply modes:

(1) Do not blow people mode. As shown in Figure 2, the baffle 500 is in the up blow position. At this time, the wind blows up and does not blow to the user, but it does not affect the cooling/heating performance, realizes the air blowing effect without blowing people, prevents the user from being blown by the wind, and improves the user's wind feeling experience. When the air conditioner is used for cooling or heating, the non-blowing mode can be adopted.

(2) Strong heating mode. As shown in FIG. 3, the deflector 500 is in the down-blowing position, and the wind deflector 200 directs the wind downward to blow the wind downward. Due to the small increase in the density of hot air, the hot air is blown down as much as possible to enhance the heating effect.

(3) Strong cooling mode. As shown in FIG. 4, the deflector 500 is in the down-blowing position, and the wind deflector 200 guides the wind forward, so that the wind blows forward, and the cold air density has a tendency to sink, and the cold air is blown upwards as much as possible to enhance the cooling. effect.

In this regard, it will be appreciated by those skilled in the <RTIgt;the</RTI> <RTIgt; </ RTI> <RTIgt; </ RTI> <RTIgt; </ RTI> <RTIgt; The content directly determines or derives many other variations or modifications consistent with the principles of the invention. Therefore, the scope of the invention should be understood and construed as covering all such other modifications or modifications.

Claims

A wall-mounted air conditioner indoor unit includes:

case;

The upper air outlet and the lower air outlet are arranged above and below the front side of the casing;

a duct for guiding wind in the casing to the upper air outlet and the lower air outlet;

a deflector having a front end pivotally mounted below the lower edge of the upper air outlet; and

The folding drainage member is composed of a plurality of drainage plates hingedly connected, and each of the hinge shafts is parallel to the pivot axis of the baffle, the front end of the folding drainage member is connected to the lower edge of the upper air outlet, and the rear end is connected to the The surface of the deflector; the baffle is configured to:

It can be pivoted upward to a lower blowing position with its rear end abutting against the upper wall of the air duct and the folding drainage member is in a folded state to close the passage of the air passage to the upper air outlet, so that the wind can only Blowing out from the lower outlet;

The bottom portion can be pivoted downward to abut the lower end of the air duct and the folding drain is in an unfolded position to close the passage of the air duct to the lower air outlet to make the wind The upper air outlet is blown out through the upper wall of the air duct and the upper surface of the folding drain.
A wall-mounted air conditioner indoor unit according to claim 1, wherein

The folding drainage member comprises three drainage plates, wherein

The front end of the first drainage plate is hinged to the housing of the lower edge of the lower air outlet;

The front end of the second drainage plate is hinged to the rear end of the first drainage plate;

The front end of the third drainage plate is hinged to the rear end of the second drainage plate, and the rear end is fixed to the surface of the deflector.
A wall-mounted air conditioner indoor unit according to claim 1, wherein

The rear end of the third drainage plate is connected to a central region in the width direction of the baffle.
A wall-mounted air conditioner indoor unit according to claim 1, wherein

When the baffle is in the lower blowing position, the baffle and the lower wall of the air duct are gradually inclined downward from the rear to the front; and

When the baffle is in the upper blowing position, both the baffle and the upper wall of the air duct are gradually inclined upward from the rear to the front.
A wall-mounted air conditioner indoor unit according to claim 1, wherein

An air deflector is disposed at the lower air outlet, and the air deflector is configured to adjust the upper and lower air outlet directions of the lower air outlet rotatably about a lateral axis.
A wall-mounted air conditioner indoor unit according to claim 5, wherein

When the baffle is in the upper blowing position, the air deflector is located outside the baffle.
A wall-mounted air conditioner indoor unit according to claim 1, wherein

A motor is mounted at the pivot shaft of the baffle for driving the baffle to pivot.
A wall-mounted air conditioner indoor unit according to claim 1, wherein

a plurality of air guiding pendulum blades are mounted on the lower wall of the air duct, and the plurality of air guiding pendulum leaves are arranged in a lateral direction, and are configured to adjust the left and right air outlets and the lower air outlet right and left The direction of the wind.