CN219036864U - Indoor unit of air conditioner - Google Patents

Abstract

The utility model provides an indoor unit of an air conditioner. It relates to the technical field of air conditioning. The indoor unit of the air conditioner includes a casing and an air outlet tube, the casing is provided with an installation opening extending along its length direction, an air duct is arranged inside the casing, and the installation opening is connected with the air passage. A first air outlet is arranged on the cylinder wall of the air outlet. The air outlet is rotatably arranged on the installation opening, so that the air outlet can drive the first air outlet toward the inside of the air duct or toward the outside of the casing when rotating. The indoor unit of the air conditioner of the utility model is provided with a controllable and rotatable air outlet cylinder on the casing, and an air outlet extending along the length direction of the air outlet cylinder is set on the air outlet cylinder, so that the air outlet cylinder The air outlet blows air toward the outside or toward the inside of the casing and participates in heat exchange, so that the outdoor fresh air can be switched between independent air outlet or air outlet after participating in heat exchange.

Description

An air conditioner indoor unit

technical field

The utility model relates to the technical field of air conditioning, in particular to an indoor unit of an air conditioner.

Background technique

Most of the air conditioners sold on the market have a fresh air function, which means that the outdoor air and the indoor air are circulated and ventilated through the fan. In different time periods, users have different requirements for the fresh air function of the air conditioner. Sometimes fresh air is required to supply air to the room independently; sometimes fresh air is required to participate in heat exchange. Cool or heat. But when the air conditioner turns on the fresh air function, the fresh air structure is usually independent of the heat exchange structure of the air conditioner; or the fresh air is directly blown out from the air outlet after heat exchange; or the fresh air is mixed with the heat exchange air and then blown out. The fresh air outlet direction is single and cannot be adjusted in a large range. The fresh air cannot be switched between independent air outlet and air outlet after participating in heat exchange.

Utility model content

In view of the above problems, the utility model is proposed to provide an indoor unit of an air conditioner that overcomes the above problems or at least partially solves the above problems, and can choose to let the fresh air flow out independently or participate in the heat exchange.

Specifically, the utility model provides an indoor unit of an air conditioner, including:

A casing, the casing is provided with an installation opening extending along its length direction, an air duct is arranged inside the casing, and the installation opening communicates with the air duct.

The air outlet tube is provided with a first air outlet on the wall of the air outlet tube. The air outlet tube is rotatably arranged on the installation opening, so that the air outlet tube can drive the first air outlet toward the inside of the air duct or toward the outside of the casing when rotating.

Optionally, a heat exchange device is provided in the air duct, and when the air outlet cylinder is rotated to a position where the first air outlet faces into the air duct, the first air outlet is located in the heat exchange area. The air intake side of the device.

Optionally, the air inlet of the air outlet is arranged at one end of the air outlet. The other end of the air outlet is closed, so that the air in the air outlet only flows out from the first air outlet.

Optionally, the indoor unit of the air conditioner further includes a fan, the fan is arranged in the casing, and an air outlet of the fan communicates with an air inlet of the air outlet tube.

Optionally, the casing is provided with an air inlet connected to the air inlet of the air outlet, or the air inlet of the air outlet is used for outdoor fresh air to enter.

Optionally, there is at least one first air outlet. Each of the first air outlets is in the shape of a long hole, and the length direction of each of the first air outlets is parallel to the length direction of the air outlet cylinder. A plurality of the first air outlets are sequentially arranged at intervals along the circumferential direction of the air outlet cylinder.

Optionally, the indoor unit of the air conditioner further includes an air distribution plate, and there are multiple air distribution plates, which are arranged in the air outlet tube.

A plurality of the air dividing plates are sequentially arranged at intervals along the length direction of the air outlet tube at the first air outlet, so that the first air outlet correspondingly forms a plurality of air outlet sections.

The end of each air dividing plate away from the first air outlet is spaced from the cylinder wall of the air outlet, and the plurality of air dividing plates are configured to guide airflow to the first air outlet.

Optionally, the end of each of the air distribution plates away from the first air outlet is bent toward the air inlet of the air outlet, along the air inlet of the air outlet with the air outlet One end of the air distribution plate points to the direction of the other end of the air outlet, and the distance between the end of the air distribution plate away from the first air outlet and the first air outlet gradually increases

Optionally, the air conditioner indoor unit is a wall-mounted air conditioner indoor unit.

Optionally, the installation opening is arranged on the upper part of the front surface of the casing and/or the front part of the upper surface of the casing, and the length direction of the casing is horizontal. The upper surface of the casing is provided with an air inlet for the air duct to take in air. The indoor unit of the air conditioner also includes a lower air outlet, and the lower air outlet is arranged at the lower part of the casing facing indoors, so as to deliver heat-exchange air or heat-exchange air mixed with fresh air to the interior.

In the air conditioner indoor unit of the utility model, by setting a controllable and rotatable air outlet tube on the casing, and setting an air outlet extending along the length direction of the air outlet tube on the air outlet tube, the air outlet The air outlet of the barrel blows air outwards or toward the inside of the casing and participates in heat exchange, so that the outdoor fresh air can be switched between independent air outlets or air outlets after participating in heat exchange.

Furthermore, in the indoor unit of the air conditioner of the present utility model, a plurality of air dividing plates perpendicular to the tube wall are arranged at intervals at the first air outlet in the air outlet tube to disperse the outdoor fresh air and divide the fresh air, and A plurality of first air outlets are arranged in the circumferential direction of the cylinder wall of the air outlet, so that the outdoor fresh air is scattered twice when passing through the first air outlets, which makes the outdoor fresh air feel softer and reduces the fresh air at the same time. Wind speed, airflow noise reduction.

According to the following detailed description of specific embodiments of the utility model in conjunction with the accompanying drawings, those skilled in the art will be more aware of the above and other objectives, advantages and features of the utility model.

Description of drawings

Hereinafter, some specific embodiments of the present utility model will be described in detail in an exemplary rather than restrictive manner with reference to the accompanying drawings. The same reference numerals in the drawings designate the same or similar parts or parts. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the attached picture:

Fig. 1 is a schematic structural diagram of an indoor unit of an air conditioner according to an embodiment of the present invention;

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

Fig. 3 is a schematic sectional view of another state of the air conditioner indoor unit according to an embodiment of the present invention;

Fig. 4 is a schematic sectional view of an air outlet duct in an indoor unit of an air conditioner according to an embodiment of the present invention;

Fig. 5 is a schematic cross-sectional view at the A-A place of Fig. 4;

Fig. 6 is a top view of an indoor unit of an air conditioner according to an embodiment of the present invention;

Fig. 7 is a schematic cross-sectional view at B-B of Fig. 6 .

Detailed ways

The indoor unit of the air conditioner according to the embodiment of the present utility model will be described below with reference to FIGS. 1 to 7 . In the description of this embodiment, it should be understood that the terms "first" and "second" are only used for descriptive purposes, and cannot be interpreted as indicating or implying relative importance or implicitly indicating the number of indicated technical features . Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features, that is, include one or more of the features. In the description of the present utility model, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined. When a feature "comprises or comprises" one or some of the features it encompasses, unless specifically stated otherwise, this indicates that other features are not excluded and that other features may be further included.

Unless otherwise expressly specified and limited, terms such as "disposed", "installed", "connected", "connected", "fixed" and "coupled" should be interpreted in a broad sense, for example, it may be a fixed connection or a detachable Disconnected connection, or integrated; may be mechanically connected, may also be electrically connected; may be directly connected, may also be indirectly connected through an intermediary, may be an internal communication between two components or an interactive relationship between two components, unless otherwise There are clear limits. Those of ordinary skill in the art should be able to understand the specific meanings of the above terms in the present utility model according to specific situations.

In addition, in the description of this embodiment, the first feature being "on" or "under" the second feature may include that the first and second features are in direct contact, and may also include that the first and second features are not in direct contact but is through additional feature contacts between them. That is to say, in the description of this embodiment, the first feature being "above", "above" and "above" the second feature includes that the first feature is directly above and obliquely above the second feature, or simply means that the first feature is horizontal The height is higher than the second feature. "Below", "beneath" or "beneath" the first feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is less horizontally than the second feature.

In the description of this embodiment, references to the terms "one embodiment," "some embodiments," "exemplary embodiments," "examples," "specific examples," or "some The specific features, structures, materials or features described in the embodiments or examples are included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Fig. 1 is a schematic structural diagram of an air conditioner indoor unit according to an embodiment of the present invention, as shown in Fig. 1, and with reference to Fig. 2 and Fig. 3, the embodiment of the present invention provides an air conditioner indoor unit 1, It includes: a casing 10, the casing 10 is provided with an installation opening extending along its length direction, an air duct is arranged inside the casing 10, and the installation opening is connected with the air passage. The air outlet tube 15 is provided with a first air outlet 16 on the wall of the air outlet tube 15 . The air outlet tube 15 is rotatably arranged on the installation opening, so that the air outlet tube 15 can drive the first air outlet port 16 toward the inside of the air duct or toward the casing 10 when rotating.

Specifically, the air outlet cylinder 15 can rotate around a horizontal axis along the length direction of the casing 10 , and the rotation of the air outlet cylinder 15 can be controlled by the indoor unit 1 of the air conditioner. When the user needs outdoor fresh air to be released separately, the indoor unit 1 of the air conditioner can be controlled to rotate the air outlet tube 15 to drive the first air outlet 16 toward the casing 10, that is, to send air to the room. When the temperature difference between the outdoor fresh air and the indoor temperature is large, that is, when the outdoor fresh air is required to participate in heat exchange, the user can control the indoor unit 1 of the air conditioner to rotate the air outlet 15 to drive the first air outlet 16 toward the inside of the air duct, and toward the inside of the air duct. air supply. This setting realizes the free switching of outdoor fresh air between independent air outlet and air outlet after participating in heat exchange, so as to better meet the needs of users.

Referring to Fig. 2 and Fig. 3, in some embodiments of the present invention, a heat exchange device 19 is arranged in the air duct, and when the air outlet cylinder 15 is rotated to the position where the first air outlet 16 faces the air duct, the first outlet The tuyere 16 is located on the air intake side of the heat exchange device 19 . That is to say, when the first air outlet 16 is blowing out towards the heat exchange device 19, the outlet air flow can pass through the heat exchange device 19. At this time, the outdoor fresh air is mixed with the indoor air and passed through the heat exchange device 19 before being blown out of the air conditioner. Machine 1. This setting prevents the outdoor fresh air from affecting the indoor temperature due to higher or lower temperature.

Referring to Fig. 4 and Fig. 5, in some embodiments of the present invention, the air inlet 17 of the air outlet tube 15 is arranged at one end of the air outlet tube 15, specifically the left end. The other end of the air outlet tube 15 is closed, so that the outdoor fresh air in the air outlet tube 15 can only flow out from the first air outlet 16 to avoid airflow leakage. When outdoor fresh air enters the air outlet 15 from the air inlet 17 of the air outlet 15, the outdoor fresh air first fills the air outlet 15, and then flows out from the first air outlet 16.

6 and 7, in some embodiments of the present invention, the air conditioner indoor unit 1 also includes a fan 13, the fan 13 is arranged in the casing 10, the air outlet of the fan 13 and the air inlet 17 of the air outlet tube 15 connected. Specifically, the fan 13 is a fresh air fan, and the fan 13 is arranged in the casing 10 and on the left side of the heat exchange device 19 . The front surface of the fan 13 is provided with an air outlet 14 of the fan 13, and the fan 13 is also provided with an air inlet, and the air inlet of the fan 13 is connected to the outside. Further, the blower fan 13 starts to work, and the outdoor air is sucked in from the air inlet of the blower fan 13, and output into the air outlet 15 through the air outlet 14 of the fan 13, and then output to the room by the air outlet 15.

In some embodiments of the present invention, the housing is provided with an air inlet connected to the air inlet 17 of the air outlet tube 15, or the air inlet 17 of the air outlet tube 15 is used for outdoor fresh air to enter. Specifically, the air inlet 17 of the air outlet tube 15 communicates with the air outlet 14 of the fan 13 , and the air inlet of the fan 13 communicates with the air inlet on the casing to let in indoor air. Or, the air inlet of fan 13 communicates with the outside through pipelines to introduce fresh air.

Referring to FIG. 1 and FIG. 4 , in some embodiments of the present invention, at least one first air outlet 16 is provided. Each first air outlet 16 is in the shape of a long hole. Preferably, both ends of each first air outlet 16 are flush with the two ends of the air outlet tube 15, so as to increase the air volume of fresh air. The length direction of each first air outlet 16 is parallel to the length direction of the air outlet tube 15 . A plurality of first air outlets 16 are sequentially arranged at intervals along the circumferential direction of the air outlet tube 15 . Specifically, since each of the first air outlets 16 is elongated and arranged at intervals, the outdoor fresh air is divided into multiple parts when flowing out from the first air outlets 16 , the airflow velocity is reduced, and the airflow noise is reduced.

Referring to FIG. 5 , in some embodiments of the present invention, the air outlet tube 15 further includes an air distribution plate 18 , and there are a plurality of air distribution plates 18 , which are arranged in the air outlet tube 15 . A plurality of air distribution plates 18 are sequentially arranged at intervals along the length direction of the air outlet tube 15 at the first air outlet 16 so that the first air outlet 16 forms a plurality of air outlet sections correspondingly. The end of each air dividing plate 18 facing away from the first air outlet 16 is spaced apart from the wall of the air outlet tube 15 , and the plurality of air dividing plates 18 are configured to guide outdoor fresh air to flow toward the first air outlet 16 . When the outdoor fresh air enters the inside of the air duct from the air inlet 17 of the air outlet 15, the outdoor fresh air is broken up and diverted for the first time every time it flows through an air distribution plate 18, and a part of the outdoor fresh air continues to move away from the air outlet 15. The direction of the air inlet 17 flows, and another part of the outdoor fresh air flows to the air outlet section corresponding to each air distribution plate 18 of the first air outlet 16, and is dispersed by the first air outlet 16 for the second time and then flows into the room. The fresh air flows into the room after being dispersed for many times in the air outlet tube 15, making the wind feel softer and the user experience more comfortable.

In some embodiments of the present invention, the end of each air dividing plate 18 away from the first air outlet is bent toward the air inlet of the air outlet tube. Such setting is convenient for the air distribution plate 18 to divide the outdoor fresh air.

Specifically, each air dividing plate 18 extends linearly from the end near the first air outlet 16 toward the axis of the air outlet tube 15 and then bends toward the air inlet 17 of the air outlet tube 15 . The surface of the straight portion of each air distribution plate 18 facing the air inlet 17 of the air outlet 15 and the surface of the curved portion facing the air inlet 17 of the air outlet 15 together form a concave curved surface , when the outdoor fresh air flows in from the air inlet 17 of the air outlet tube 15 and contacts the air distribution plate 18, the outdoor fresh air first contacts the curved surface, and part of the outdoor fresh air will deviate from the original flow direction, and then follow the curved surface of the air distribution plate 18 Flow to the first air outlet 16 to realize the diversion of outdoor fresh air.

In some embodiments of the present utility model, along the direction that one end of the air inlet of the air outlet tube 15 with the air outlet tube 15 points to the other end of the air outlet tube 15, the side of the air dividing plate 18 away from the first air outlet 16 The distance between the end portion and the first air outlet 16 gradually increases. That is to say, the closer to the air distribution plate 18 of the air inlet 17 of the air outlet tube 15, the smaller the distance between the end portion away from the first air outlet 16 and the first air outlet 16, which can block and divert The smaller the outdoor fresh air volume; the farther away from the air distribution plate 18 of the air inlet 17 of the air outlet tube 15, the greater the distance between the end of the first air outlet 16 and the first air outlet 16, it can block and The greater the amount of outdoor fresh air to be distributed, this setting can make the amount of outdoor fresh air blown out in multiple air outlet sections more uniform.

In some embodiments of the present utility model, the air conditioner indoor unit 1 is a wall-mounted air conditioner indoor unit 1 . Specifically, the indoor unit 1 of the air conditioner is installed above the indoor wall, and the outdoor fresh air and/or heat exchange air is blown out from top to bottom.

Referring to FIG. 1 , in some embodiments of the present invention, the installation opening is arranged on the upper portion of the front surface of the casing 10 and/or the front portion of the upper surface of the casing 10 , and the length direction of the casing 10 is horizontal. The upper surface of the casing 10 is provided with an air inlet 11 for the air duct to take in air.

Referring to Fig. 2 and Fig. 3, in some embodiments of the present invention, the heat exchange device 19 is a heat exchanger. The air conditioner indoor unit also includes a heat exchange fan 13, and the air outlet tube 15 is arranged on the upper side of the heat exchanger. The heat exchange fan 13 can be an axial flow fan 13, and is arranged on the lower side of the heat exchanger. This arrangement is convenient for the fresh air to pass through the heat exchanger. When the outdoor fresh air needs heat exchange and/or the temperature of the indoor environment needs to be adjusted, the heat exchange blower 13 starts to impel the outdoor fresh air and/or indoor air to mix and pass through the heat exchanger, and then the heat exchanger The mixed flow of heated outdoor fresh air and indoor air is blown out of the indoor unit 1 of the air conditioner.

In some embodiments of the present utility model, a lower air outlet 12 is also included, and the lower air outlet 12 is arranged at the lower part of the side of the cabinet 10 facing the room, so as to deliver heat exchange air or heat exchange air mixed with fresh air to the room. Specifically, when the outdoor fresh air does not need to participate in heat exchange, the air outlet tube 15 and the lower air outlet 12 output air at the same time, and output outdoor fresh air and heat exchange air respectively. And the user can choose to allow one or both of the air outlet 15 and the lower air outlet 12 to output air according to their own needs, so as to obtain fresh air, or heat exchange air, or obtain fresh air and heat exchange air simultaneously.

So far, those skilled in the art should recognize that although a number of exemplary embodiments of the present invention have been shown and described in detail herein, they can still be used according to the present invention without departing from the spirit and scope of the present invention. Many other variations or modifications that conform to the principles of the utility model are directly determined or derived from the disclosed content of the new model. Therefore, the scope of the present invention should be understood and deemed to cover all such other variations or modifications.

Claims (10)

1. An air conditioner indoor unit, characterized in that it comprises: A casing, the casing is provided with an installation opening extending along its length, the casing is provided with an air duct, and the installation opening communicates with the air duct; An air outlet, the wall of the air outlet is provided with a first air outlet; the air outlet is rotatably arranged on the installation port, so that the air outlet can drive the first outlet when rotating An air outlet faces inward of the air duct or outward of the casing. 2. The indoor unit of an air conditioner according to claim 1, wherein a heat exchange device is arranged in the air duct, and the air outlet cylinder is rotated to a position where the first air outlet faces the air duct When in the position, the first air outlet is located on the air inlet side of the heat exchange device. 3. The air conditioner indoor unit according to claim 1, wherein the air inlet of the air outlet is arranged at one end of the air outlet; the other end of the air outlet is closed so that the air outlet The airflow in the air outlet only flows out from the first air outlet. 4 . The indoor unit of an air conditioner according to claim 3 , further comprising a fan, the fan is disposed in the housing, and an air outlet of the fan communicates with an air inlet of the air outlet tube. 5. The indoor unit of an air conditioner according to claim 3, wherein the casing is provided with an air inlet connected to the air inlet of the air outlet, or the air inlet of the air outlet is used for Outdoor fresh air enters. 6. The air conditioner indoor unit according to claim 1, wherein at least one of the first air outlets is provided; each of the first air outlets is in the shape of a long hole, and each of the first air outlets The length direction of the air outlet is parallel to the length direction of the air outlet tube; a plurality of the first air outlets are sequentially arranged at intervals along the circumference of the air outlet tube. 7. The indoor unit of an air conditioner according to claim 3, further comprising a plurality of air distribution plates, which are arranged in the air outlet tube; A plurality of the air distribution plates are sequentially arranged at intervals along the length direction of the air outlet tube at the first air outlet, so that the first air outlet corresponds to form a plurality of air outlet sections; The end of each air dividing plate away from the first air outlet is spaced from the cylinder wall of the air outlet, and the plurality of air dividing plates are configured to guide airflow to the first air outlet. 8. The air conditioner indoor unit according to claim 7, wherein: The end of each of the air distribution plates away from the first air outlet is bent toward the air inlet of the air outlet tube, Along the direction in which one end of the air outlet with the air inlet of the air outlet points to the other end of the air outlet, the end of the air distribution plate facing away from the first air outlet is connected to the The distance between the first air outlets gradually increases. 9. The air conditioner indoor unit according to claim 1, wherein the air conditioner indoor unit is a wall-mounted air conditioner indoor unit. 10. The air conditioner indoor unit according to claim 1, wherein the installation port is arranged on the upper part of the front surface of the casing and/or the front part of the upper surface of the casing, and the casing The length direction of the casing is horizontal; the upper surface of the casing is provided with an air inlet for the air inlet of the air duct; The indoor unit of the air conditioner also includes a lower air outlet, and the lower air outlet is arranged at the lower part of the casing facing indoors, so as to deliver heat-exchange air or heat-exchange air mixed with fresh air to the interior.

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