CN216244597U

CN216244597U - Indoor unit of air conditioner

Info

Publication number: CN216244597U
Application number: CN202122353222.XU
Authority: CN
Inventors: 赵现枫
Original assignee: Hisense Shandong Air Conditioning Co Ltd
Current assignee: Hisense Shandong Air Conditioning Co Ltd
Priority date: 2021-09-27
Filing date: 2021-09-27
Publication date: 2022-04-08
Anticipated expiration: 2031-09-27

Abstract

The utility model provides an air conditioner indoor unit, which comprises: the shell is provided with an indoor air outlet and a fresh air outlet, and a heat exchange air channel is arranged in the shell; the fresh air module comprises a fan shell, and a fresh air channel is defined in the fan shell; the movable door is rotatably arranged in the shell and internally defines an air guide air channel communicated with the fresh air channel, a notch communicated with the air guide air channel is formed in the side wall of the movable door, and the movable door is provided with a first position and a second position; when the movable door is positioned at the first position, the air guide air channel and the fresh air outlet are isolated by the side wall of the movable door, the heat exchange air channel is communicated with the air guide air channel through the gap, and fresh air enters the heat exchange air channel, is mixed with air in the heat exchange air channel and is then sent out from the indoor air outlet; when the dodge gate is in the second position, the dodge gate lateral wall keeps apart wind-guiding wind channel and heat transfer wind channel, and the wind-guiding wind channel passes through breach and new trend export intercommunication, and the new trend is seen off by the new trend export, and the new trend independently airs exhaust or with the air mixing back air-out in the heat transfer wind channel through the new trend export, the air-out mode is various.

Description

Indoor unit of air conditioner

Technical Field

The utility model belongs to the technical field of air conditioners, and particularly relates to an air conditioner indoor unit.

Background

In order to improve the cleanliness of the indoor air, a fresh air module is generally installed on an air-conditioning indoor unit, outdoor fresh air is introduced into the room by the fresh air module, the temperature difference between the indoor air and the outdoor air is large in winter and summer, and when the outdoor air is directly introduced into the room by the fresh air module of the air conditioner, the temperature difference between the fresh air and the indoor air is large, so that the comfort level of a user is reduced. In order to avoid the low outdoor temperature, an electric heating device is generally arranged in the fresh air module, so that the temperature of fresh air introduced by the fresh air module is matched with the indoor temperature; in order to avoid the outdoor temperature too high, generally introduce the new trend to indoor heat exchanger department for indoor heat exchanger carries out the heat transfer with the new trend, then sends out the new trend from indoor wind outlet, uses this mode can make the air output of air conditioning indoor set receive the restriction and can't audio-visual experience the difference of opening the new trend and not opening the new trend, makes user experience relatively poor. Moreover, the existing air-conditioning indoor unit with the fresh air module only has independent fresh air outlet or mixed fresh air and heat exchange air outlet, so that the fresh air outlet mode of the air-conditioning indoor unit is single, and the air-conditioning indoor unit cannot meet various requirements of consumers.

Disclosure of Invention

The present invention is directed to solving, at least to some extent, one of the technical problems in the related art. For this purpose,

according to an embodiment of the present disclosure, there is provided an air conditioner indoor unit including:

the shell is provided with an indoor air outlet and a fresh air outlet arranged on one side of the indoor air outlet, and a heat exchange air channel communicated with the indoor air outlet is defined in the shell;

the fresh air module is arranged in the shell and comprises a fan shell, and a fresh air channel is defined in the fan shell;

the movable door is rotatably arranged in the shell and defines an air guide air channel communicated with the fresh air channel in the shell, a gap communicated with the air guide air channel is formed in the side wall of the movable door, and the movable door is provided with a first position and a second position obtained by rotating the first position;

when the movable door is positioned at the first position, the air guide air channel is separated from the fresh air outlet by the side wall of the movable door, the heat exchange air channel is communicated with the air guide air channel through the gap, and fresh air enters the heat exchange air channel and is mixed with air in the heat exchange air channel and then is sent out from the indoor air outlet; when the movable door is located at the second position, the air guide air channel is separated from the heat exchange air channel by the side wall of the movable door, the air guide air channel is communicated with the fresh air outlet through the notch, and fresh air is sent out from the fresh air outlet.

The movable door is arranged to enable the heat exchange air duct to be communicated with the fresh air duct or enable the fresh air outlet to be communicated with the fresh air duct, so that fresh air introduced by the indoor unit of the air conditioner can be independently exhausted through the fresh air outlet or exhausted after being mixed with air in the heat exchange air duct, the fresh air outlet mode of the indoor unit of the air conditioner is diversified, and the requirements of different consumers are met; the new trend can mix with the wind after the heat transfer outside the air conditioner indoor set in the heat transfer wind channel, can change the air-out temperature of new trend for the new trend temperature adapts to user's demand, improves user experience.

According to the embodiment of the disclosure, the movable door is longitudinally arranged and rotates in the shell around the longitudinally arranged rotating shaft, the structure is simple, the design is convenient, and the space in the shell is saved.

According to the embodiment of this disclosure, the dodge gate top is equipped with the internal gear, machine still includes in the air conditioning:

the flow guide piece is fixedly arranged in the shell and provided with a movable door placing position, and the movable door is placed in the movable door placing position;

an outer gear engaged with the inner gear;

and the motor is fixedly arranged in the shell, an output shaft of the motor is connected with the external gear, and the motor drives the external gear to drive the internal gear to rotate so that the movable door rotates around a rotating shaft which is longitudinally arranged in the movable door placing position.

The diversion part is arranged to facilitate fixing the movable door, the inner gear, the outer gear and the motor are arranged, the motor is convenient to drive the movable door to rotate, the structure is simple, and the design is convenient.

According to the embodiment of the disclosure, the diversion member and the shell are provided with the independent air channels communicated with the fresh air outlet, the diversion member is provided with the independent air ports, when the movable door is located at the second position, the gaps are opposite to the independent air ports, the air guide air channels are communicated with the independent air channels, and the air guide air channels are conveniently communicated with the fresh air outlet.

According to the embodiment of the disclosure, the flow guide piece and the shell are provided with the communicating air channel communicated with the heat exchange air channel, when the movable door is located at the first position, the communicating air channel is communicated with the air guide air channel through the notch, and the design of the communication between the air guide air channel and the heat exchange air channel is facilitated.

According to the embodiment of the disclosure, a guide air duct which is arranged below the movable door and communicated with the fresh air duct is formed in the guide member, a guide outlet which is arranged at the upper end of the guide air duct is formed in the guide member, the lower end of the guide air duct is communicated with the guide air duct through the guide outlet, and a guide air duct is arranged, so that fresh air in the fresh air duct can be conveniently introduced into the guide air duct.

According to the embodiment of the disclosure, the indoor air outlets are arranged in a left-right alternate mode, the fresh air outlets are located between the two indoor air outlets, so that the fresh air outlets are adjacent to the indoor air outlets, and fresh air can be conveniently designed to independently output air and mix fresh air and heat-exchanged air outside the outdoor unit.

According to the embodiment of the disclosure, the heat exchange air channel comprises an air inlet air channel and two air outlet air channels communicated with the air inlet air channel, the two air outlet air channels are respectively communicated with the two indoor air outlets, the communicated air channels and the gap are respectively provided with two, and the movable door is arranged between the two communicated air channels, so that the design of the movable door is suitable for the design of the two indoor air outlets.

According to the embodiment of the disclosure, the indoor unit of the air conditioner further comprises two indoor fans, the two indoor fans are respectively located in the two air outlet channels, and the indoor fans are cross-flow fans, so that the indoor unit of the air conditioner can have the function of independently exhausting fresh air or mixing the fresh air with the heat-exchanged air to exhaust the fresh air when being a double-cross-flow indoor unit of the air conditioner.

According to the embodiment of the disclosure, the casing is further provided with a front panel located on the front side of the air-conditioning indoor unit, the fresh air outlet is located on the front panel, the independent air channel is located on the inner side of the front panel and located on the front side of the air guide air channel, and the fresh air outlet and the air guide air channel are conveniently communicated through the independent air channel.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a front view of an air conditioning indoor unit according to an embodiment of the present disclosure;

fig. 2 is a side sectional view of an air conditioning indoor unit according to an embodiment of the present disclosure;

fig. 3 is a partial side sectional view of an air conditioning indoor unit according to an embodiment of the present disclosure;

fig. 4 is a top sectional view of an air conditioning indoor unit according to an embodiment of the present disclosure;

fig. 5 is another side sectional view of an air conditioning indoor unit according to an embodiment of the present disclosure;

fig. 6 is another partial side sectional view of an air conditioning indoor unit according to an embodiment of the present disclosure;

fig. 7 is another top sectional view of an air conditioning indoor unit according to an embodiment of the present disclosure;

FIG. 8 is an enlarged view of a portion of FIG. 7 at A;

fig. 9 is a partial structural schematic view of an air conditioning indoor unit according to an embodiment of the present disclosure;

fig. 10 is a partial enlarged view at B in fig. 9;

fig. 11 is another partial structural schematic view of an air conditioning indoor unit according to an embodiment of the present disclosure;

FIG. 12 is an enlarged view of a portion of FIG. 11 at C;

fig. 13 is an exploded view of a partial structure of an air conditioning indoor unit according to an embodiment of the present disclosure;

FIG. 14 is a schematic structural view of a baffle according to an embodiment of the present disclosure;

fig. 15 is a schematic structural view of another perspective of a baffle according to an embodiment of the present disclosure.

In the above figures: a housing 1; an indoor air outlet 12; a fresh air outlet 13; a heat exchange air duct 14; an air inlet duct 141; an air outlet duct 142; a separator 16; a first bulkhead 1601; a second partition 1602; the air passing holes 161; a first air passing hole 1611; a second air passage hole 1612; a front panel 17; an indoor heat exchanger 2; an indoor fan 3; a fresh air module 4; a fan case 41; a fresh air duct 411; a fresh air inlet 412; a fresh air outlet 413; a fresh air blower 42; a fresh air inlet pipe 43; a movable door 5; an air guide duct 51; a notch 52; a flow guide member 6; an independent tuyere 61; a movable door placing position 62; a guide air duct 63; a flow guide outlet 64; an internal gear 71; an outer gear 72; a motor 73; an independent air duct 81; a communicating air duct 82; and an air deflector 9.

Detailed Description

The utility model is described in detail below by way of exemplary embodiments. It should be understood, however, that elements, structures and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.

The air conditioner performs a refrigeration cycle of the air conditioner by using a compressor, a condenser, an expansion valve, and an evaporator. The refrigeration cycle includes a series of processes involving compression, condensation, expansion, and evaporation, and supplies refrigerant to the air that has been conditioned and heat-exchanged.

The compressor compresses a refrigerant gas in a high-temperature and high-pressure state and discharges the compressed refrigerant gas. The discharged refrigerant gas flows into the condenser. The condenser condenses the compressed refrigerant into a liquid phase, and heat is released to the surrounding environment through the condensation process.

The expansion valve expands the liquid-phase refrigerant in a high-temperature and high-pressure state condensed in the condenser into a low-pressure liquid-phase refrigerant. The evaporator evaporates the refrigerant expanded in the expansion valve and returns the refrigerant gas in a low-temperature and low-pressure state to the compressor. The evaporator can achieve a cooling effect by heat-exchanging with a material to be cooled using latent heat of evaporation of a refrigerant. The air conditioner can adjust the temperature of the indoor space throughout the cycle.

The air conditioner includes an air conditioner indoor unit and an air conditioner outdoor unit, the air conditioner outdoor unit is a part of a refrigeration cycle including a compressor and an outdoor heat exchanger, the air conditioner indoor unit includes an indoor heat exchanger, and an expansion valve may be provided in the air conditioner indoor unit or the air conditioner outdoor unit.

The indoor heat exchanger and the outdoor heat exchanger serve as a condenser or an evaporator. The air conditioner is used as a heater in a heating mode when the indoor heat exchanger is used as a condenser, and as a cooler in a cooling mode when the indoor heat exchanger is used as an evaporator.

The utility model provides an air-conditioning indoor unit, which is described below with reference to fig. 1-15, wherein fig. 1 is a perspective view of the air-conditioning indoor unit.

Referring to fig. 1 and 4, the indoor unit of an air conditioner includes a casing 1, the casing 1 is formed with a heat exchanging air inlet (not shown), an indoor air outlet 12, and a fresh air outlet 13 disposed at one side of the indoor air outlet, and the casing 1 defines a heat exchanging air duct 14 therein, which is communicated with the heat exchanging air inlet 11 and the indoor air outlet 12.

The front side of the indoor air-conditioning unit is the side of the indoor air-conditioning unit facing a user, the heat exchange air inlet can be formed at the rear side of the indoor air-conditioning unit, and the indoor air outlet 12 and the fresh air outlet are formed at the front side of the indoor air-conditioning unit.

The indoor air outlets can be in a strip shape, the indoor air outlets can be vertically arranged on the front side of the indoor unit of the air conditioner, and the indoor air outlets can be arranged in a left-right spaced mode.

Referring to fig. 4 and 7, the indoor unit of the air conditioner further includes an indoor heat exchanger 2 and an indoor fan 3, wherein the indoor heat exchanger and the indoor fan are both located in the heat exchange air duct 14, the indoor heat exchanger is located inside the heat exchange air inlet and used for exchanging heat with air in the heat exchange air duct, and the indoor fan is located on one side of the indoor heat exchanger away from the heat exchange air inlet and used for discharging air in the heat exchange air duct through the indoor air outlet. And the indoor air outlet is provided with an air deflector 9 for guiding air at the indoor air outlet.

Referring to fig. 2 and 5, the indoor unit of the air conditioner further includes a fresh air module 4, the fresh air module 4 is disposed in the casing, and specifically, the fresh air module may be located at the bottom of the casing and below the heat exchange air duct.

Referring to fig. 3 and 6, the fresh air module includes a fan housing 41, a fresh air duct 411 is defined in the fan housing 41, the fresh air duct can be located below the heat exchange air duct, a fresh air inlet 412 and a fresh air outlet 413 are formed on the fan housing 41, and both the fresh air inlet and the fresh air outlet are communicated with the fresh air duct.

The fresh air module further comprises a fresh air fan 42, and the fresh air fan is arranged in the fresh air duct and used for introducing fresh air into the fresh air duct from a fresh air inlet and then delivering the fresh air out from a fresh air outlet.

The fresh air module further comprises a fresh air inlet pipe 43, the inner end of the fresh air inlet pipe is connected to the fresh air inlet, and the other end of the fresh air inlet pipe extends out of the shell and is used for introducing fresh air to the fresh air inlet.

Referring to fig. 2 to 9, the indoor unit of an air conditioner further includes a movable door 5, the movable door 5 is rotatably disposed in the casing, an air guide duct 51 communicated with the fresh air duct is defined in the movable door 5, a notch 52 communicated with the air guide duct 51 is formed on a side wall of the movable door, and the movable door has a first position and a second position rotated from the first position.

Referring to fig. 2-4, when the movable door 5 is in the first position, the air guide duct is separated from the fresh air outlet by the side wall of the movable door, the heat exchange duct is communicated with the air guide duct through the notch, fresh air is mixed with air in the heat exchange duct and then is sent out from the indoor air outlet, when the movable door is in the second position, the air guide duct is separated from the heat exchange duct by the side wall of the movable door, the air guide duct is communicated with the fresh air outlet through the notch, and fresh air is sent out from the fresh air outlet.

Wherein, the dodge gate vertically sets up and rotates around the rotation axis of vertical setting in the casing, simple structure, and the design of being convenient for just saves casing inner space.

The direction of arrows in fig. 3 and 6 is the flow direction of fresh air, and fig. 3 shows that the fresh air enters the fresh air module, then enters the flow guide member, and finally enters the heat exchange air duct; fig. 6 shows that fresh air enters the fresh air module, then enters the flow guide member, and finally is blown out through the fresh air outlet.

The direction of the arrows in fig. 4 and 7 is the flow direction of the fresh air, fig. 4 shows that the fresh air enters the heat exchange air duct from the fresh air duct to be mixed and then is discharged through the indoor air outlet, and fig. 7 shows that the fresh air is discharged from the fresh air outlet.

Referring to fig. 13-15, the indoor unit of an air conditioner further includes a flow guiding member 6, the flow guiding member 6 is fixedly disposed in the casing, a movable door placing position 62 is disposed on the flow guiding member 6, and the movable door is placed in the movable door placing position.

Referring to fig. 10, the top of the movable door is provided with an internal gear 71, the indoor unit of the air conditioner further comprises an external gear 72 and a motor 73, the external gear is meshed with the internal gear, the motor is fixedly arranged in the casing, an output shaft of the motor is connected with the external gear, and the motor drives the external gear to drive the internal gear to rotate so that the movable door rotates around a rotating shaft which is longitudinally arranged in the movable door placing position. The diversion part is arranged to facilitate fixing the movable door, the inner gear, the outer gear and the motor are arranged, the motor is convenient to drive the movable door to rotate, the structure is simple, and the design is convenient.

Referring to fig. 7-8, an independent air duct 81 communicated with the fresh air outlet is formed between the flow guide member 6 and the housing, an independent air opening 61 is formed on the flow guide member, when the movable door is in the second position, the notch 52 is opposite to the independent air opening, and the air guide air duct is communicated with the independent air duct, so that the air guide air duct can be conveniently designed to be communicated with the fresh air outlet.

Referring to fig. 4, a communicating air duct 82 communicated with the heat exchange air duct is formed between the diversion member 6 and the housing, and when the movable door is in the first position, the communicating air duct is communicated with the air guide air duct through the gap, so that the air guide air duct is conveniently communicated with the heat exchange air duct.

Referring to fig. 3 and 6, a guide air duct 63 disposed below the movable door and communicated with the fresh air duct is further formed in the guide member, a guide outlet 64 disposed at an upper end of the guide air duct is formed in the guide member, and a lower end of the guide air duct is communicated with the guide air duct through the guide outlet, so that fresh air in the fresh air duct can be conveniently introduced into the guide air duct.

When the indoor air outlets are two arranged at left and right intervals, the fresh air outlet 13 is positioned between the two indoor air outlets. The new trend export can have at least one, when the new trend export has a plurality ofly, the new trend export can be the range setting of row one-tenth row, and the new trend export can be circular or polygon or dysmorphism as long as can air exhaust can.

Referring to fig. 4 and 7, the heat exchange air duct includes an air inlet duct 141 and two air outlet ducts 142 communicated with the air inlet duct, the two air outlet ducts are respectively communicated with the two indoor air outlets, the two communicating air ducts and the two gaps are respectively provided with two gaps, and the movable door is disposed between the two communicating air ducts, so that the design of the movable door is suitable for the design of the two indoor air outlets.

The indoor fans can be two, the two indoor fans are respectively located in the two air outlet air channels, the indoor fans can be cross-flow fans, so that the air conditioner indoor unit can also have the function of independently air outlet of fresh air or air mixing and air outlet of the fresh air and heat exchange air when being a double-cross-flow air conditioner indoor unit, and the communication air channel is located between the two air outlet air channels and is communicated with the air outlet air channel on one side of the indoor fan close to the indoor air outlet.

Referring to fig. 11-12, the casing further includes a partition 16 between the heat exchange air duct and the communication air duct, the partition is provided with an air passing hole 161, and the heat exchange air duct and the communication air duct are communicated through the air passing hole. Specifically, the partition plate includes a first partition plate 1601 and a second partition plate 1602 that are respectively located between the two air outlet chambers and the communicating air duct, and the air passing holes 161 include a first air passing hole 1611 located on the first partition plate and a second air passing hole 1612 located on the second partition plate. The first air passing holes and the second air passing holes can be respectively provided with a plurality of air passing holes which are respectively and longitudinally arranged on the first partition plate and the second partition plate. The first partition plate and the second partition plate can be flat plates or arc-shaped plates, and the partition plates can be arranged in a herringbone mode.

Referring to fig. 1 and 8, the casing further includes a front panel 17 located on the front side of the indoor unit of the air conditioner, the indoor air outlet and the fresh air outlet are both located on the front panel, the independent air duct is located on the inner side of the front panel and located on the front side of the air guide air duct, and the independent air duct is convenient to design and communicates the fresh air outlet and the air guide air duct. The front end of the independent air duct is opened, and the front ends of the left side wall and the right side wall of the independent air duct are abutted to the front panel, so that the front side part of the independent air duct is sealed, and air leakage is avoided.

The shell also comprises a lining plate (not shown) positioned between the front panel and the air guide cavity, and the lining plate is provided with a ventilation hole for communicating the fresh air outlet with the independent air channel.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims

1. An indoor unit of an air conditioner, comprising:

2. An indoor unit of an air conditioner according to claim 1, wherein the movable door is disposed in a longitudinal direction and rotates in the casing about a rotation axis disposed in the longitudinal direction.

3. An indoor unit of an air conditioner according to claim 2, wherein an internal gear is provided on a top of the movable door, and the indoor unit further comprises:

an outer gear engaged with the inner gear;

4. An indoor unit of an air conditioner as claimed in claim 3, wherein the guide member and the casing are formed with an independent air duct communicating with the fresh air outlet, the guide member is formed with an independent air opening, when the movable door is at the second position, the gap is opposite to the independent air opening, and the air guide duct communicates with the independent air duct.

5. An indoor unit of an air conditioner as claimed in claim 3, wherein the air guide member and the casing form a communicating air duct communicating with the heat exchanging air duct, and when the movable door is at the first position, the communicating air duct communicates with the air guide air duct through the gap.

6. An indoor unit of an air conditioner as claimed in claim 3, wherein a guide air duct is formed in the guide member, the guide air duct is disposed below the movable door and is communicated with the fresh air duct, a guide outlet is formed in the guide member, the guide outlet is disposed at an upper end of the guide air duct, and a lower end of the guide air duct is communicated with the guide air duct through the guide outlet.

7. An indoor unit of an air conditioner according to claim 1, wherein the indoor air outlet is provided in two and spaced left and right directions, and the fresh air outlet is provided between the two indoor air outlets.

8. An indoor unit of an air conditioner according to claim 5, wherein the heat exchange air duct includes an inlet air duct and two outlet air ducts communicating with the inlet air duct, the two outlet air ducts communicate with the two indoor air outlets, the communicating air ducts and the gap have two openings, respectively, and the movable door is disposed between the two communicating air ducts.

9. The indoor unit of claim 8, further comprising two indoor fans respectively located in the two outlet air ducts, wherein the indoor fan is a cross-flow fan.

10. The indoor unit of claim 4, wherein the casing further comprises a front panel positioned at the front side of the indoor unit, the fresh air outlets are all positioned on the front panel, and the independent air duct is positioned at the front side of the air guide duct and at the inner side of the front panel.