CN108302626A - A kind of wall-hung indoor unit of air conditioner - Google Patents

Abstract

The present invention provides a kind of wall-hung indoor unit of air conditioner, including on-hook ontology and air-supply mixed flow component；Wherein, air-supply mixed flow component is fixedly connected on the lower part of on-hook ontology, including tubular mixed flow chamber and the axial flow blower for being distributed in tubular mixed flow chamber both sides by connector；The axis of tubular mixed flow chamber is parallel with the axis of on-hook ontology, and upper part and lower part are respectively equipped with the first mixed flow air inlet and the second mixed flow air inlet, and both ends are equipped with mixed flow air outlet；First mixed flow air inlet receives at least partly heat exchange air for carrying out autonomous air outlet, and the second mixed flow air inlet introduces room air by the axial flow blower.Indoor on-hook of the invention greatly improves the amount of jet needed for mixed flow air, is formed simultaneously the variable speed equal jet stream mixed flow air-flow to natural wind, really realizes that air-flow is cool without cold, not blow-through people.

Description

An air conditioner indoor hanger

technical field

The invention relates to an air conditioner, in particular to an indoor hanging unit of the air conditioner.

Background technique

With the popularization of air conditioners, users have higher and higher requirements for the comfort and health of air supply. The traditional air conditioner has strong air supply, and the cold wind blows directly to people. Air conditioner disease is the biggest problem for users to use air conditioners. Through the continuous innovation of air conditioner technology, jet technology and drainage technology have emerged, bringing the concept of healthy air supply that is cool but not cold. However, these technologies still have certain limitations. The biggest problem is that the mixed flow is uneven, which affects the user's comfort experience; further, users have different needs for air-conditioning air supply, such as: when cooling, young people like strong cooling, while the elderly and children need Comfortable cooling, the existing common jet and drainage technology can not meet at the same time.

The traditional air-conditioning air supply mode can only achieve a conventional strong cooling and heating experience, while the existing soft wind or jet air supply mode can only achieve a single soft wind and cool but not cold experience, and cannot achieve multiple air delivery modes at the same time. wind pattern.

Contents of the invention

An object of the present invention is to provide an indoor hanging unit of an air conditioner that overcomes the above problems or at least partially solves the above problems.

A further object of the present invention is to realize simultaneous air supply in multiple directions.

Another further object of the present invention is to improve user experience.

In particular, the present invention provides an indoor hanging unit of an air conditioner, comprising:

The on-hook body has a heat exchanger arranged therein, and is configured to send the heat-exchanged air passing through the heat exchanger out from the main air supply port at the lower part of the on-hook body; and

The air supply mixed flow assembly is fixedly connected to the lower part of the hanger body through a connecting piece, including a cylindrical mixed flow chamber and axial flow fans distributed inside both sides of the cylindrical mixed flow chamber; wherein,

The axis of the cylindrical mixed-flow cavity is parallel to the axis of the hanger body, and its upper and lower parts are respectively provided with a first mixed-flow air inlet and a second mixed-flow air inlet, and its two ends are provided with a mixed-flow air outlet; the first mixed-flow air inlet receives air from the main At least part of the heat exchange air in the air supply port, the second mixed flow air inlet introduces indoor air through the axial flow fan; the lengths of the first mixed flow air outlet and the second mixed flow air outlet are at least greater than the length of the main air supply port;

The axis of rotation of the axial flow fan coincides with the axis of the cylindrical mixed flow cavity, and the side of the axial flow fan near the end of the cylindrical mixed flow cavity is provided with a guide ring. The air and the indoor air of the second mixed-flow air inlet are output to the room through the mixed-flow air outlet.

Preferably, the heat exchanger is provided with at least one main cross-flow fan arranged horizontally towards the main air supply port, and the exterior of the main cross-flow fan is provided with a main volute, and its lower part is correspondingly provided with at least one main air supply port; The flow fan is used to introduce the indoor air from the main air inlet into the main air duct, and then send it to the main air supply outlet for export after heat exchange by the heat exchanger.

Preferably, each main cross-flow fan operates independently.

Preferably, the total air volume of the axial fan is smaller than the air volume of the main cross-flow fan, so that the air volume of the mixed flow outlet is smaller than that of the main air outlet.

Preferably, the first mixed-flow air inlet and the second mixed-flow air inlet of the cylindrical mixed-flow chamber are provided with an air inlet grille, and the mixed-flow air outlet of the cylindrical mixed-flow chamber is provided with an air outlet grille, and the air inlet grille and the air outlet Grilles are used for safety.

Preferably, the axial flow fan includes a motor, and the rotating shaft of the motor is connected to the axial flow fan; the side of the motor away from the rotating shaft is fixed to the side of the cylindrical mixed flow chamber through a motor bracket;

The guide ring is arranged at the end of the cylindrical mixing chamber and is located inside the outlet grille.

Preferably, the connecting piece connects the rear side of the first mixed flow air inlet of the cylindrical mixed flow chamber and the middle part of the lower end of the hook body.

Preferably, the connector includes: a connecting shaft and a connecting end and a fixed end connected by the connecting shaft; wherein,

The connecting end is arc-shaped to match the curvature of the cylindrical mixed flow chamber; the fixed end includes a fixed surface fixed to the bottom of the on-hook body casing and a connecting surface extending downward along the side of the fixed surface facing the front of the indoor unit. Connection axis connection.

Preferably, each axial flow fan in the air supply mixed flow assembly operates relatively independently.

In the air conditioner indoor hanger provided by the present invention, since the air-supply mixed flow assembly is added at the bottom of the hanger body, the cylindrical mixed flow chamber and the axial flow fans distributed inside both sides of the cylindrical mixed flow chamber; the axis of the cylindrical mixed flow chamber and the hanger body The axes are parallel, and the upper part and the lower part are respectively provided with the first mixed flow air inlet and the second mixed flow air inlet, and the two ends are provided with the mixed flow air outlet; the first mixed flow air inlet receives the heat exchange air from the main air supply port, and the second The mixed-flow air inlet introduces indoor air through the axial flow fan, and the lengths of the first mixed-flow air outlet and the second mixed-flow air outlet are at least longer than the length of the main air supply port; the indoor air is mixed with the heat exchange air output from the main air supply port and passes through the two ends of the indoor unit. The mixed-flow air outlet sends air into the room, realizing multi-directional simultaneous air supply, improving the user's comfortable and healthy air supply experience.

Further, in the indoor hanging machine of the present invention, the cylindrical mixed flow chamber sucks the indoor air from the second mixed flow air inlet into the cylindrical mixed flow chamber through the internal axial flow fans on both sides, and the mixed flow chamber provided on both sides inside the cylindrical mixed flow chamber sucks indoor air into the cylindrical mixed flow chamber. The outflow air outlet is sent out irregularly, so that a negative pressure area is formed in the cylindrical mixed flow chamber, which greatly increases the jet flow required for the mixed flow air; at the same time, a jet mixed flow airflow with different speeds and different directions to the natural wind is formed, and the airflow is truly cool and not Cold, don't blow people directly.

Furthermore, in the indoor hook-up of the present invention, since the air-supply mixed-flow component is arranged at the lower part of the outer shell of the hang-hook body, and is connected to the hang-hook body through a connecting piece, such a structure allows the user to replace the hang-hook body on the basis of In addition, the air supply mixed flow component is installed separately, which has strong operability. According to the needs of users, it is flexible to choose whether to install the air supply mixed flow component.

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

Description of drawings

Hereinafter, some specific embodiments of the present invention will be described in detail by way of illustration and not limitation 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 front view of an indoor hanger of an air conditioner according to an embodiment of the present invention;

Fig. 2 is a schematic diagram of the internal structure of the indoor on-hook shown in Fig. 1;

Fig. 3 is a schematic diagram of the explosion of the air supply mixed-flow component of the indoor on-hook shown in Fig. 1;

Fig. 4 is an enlarged schematic diagram of the connecting piece of the indoor hook-up shown in Fig. 1 .

Detailed ways

Generally, the air conditioner enters the indoor air from the air inlet of the indoor unit, and after exchanging heat through the heat exchanger, blows the heat-exchanged gas out from the air outlet of the indoor unit again, and in this way, the indoor air is continuously exchanged. Heat to maintain a comfortable temperature for indoor air.

Fig. 1 is a schematic front view of an indoor hanger 10 of an air conditioner according to an embodiment of the present invention; Fig. 2 is a schematic diagram of the internal structure of the indoor hanger 10 shown in Fig. 1; the indoor hanger 10 includes a hanger body 100 and an air mixing assembly 200.

Among them, those skilled in the art can understand that the function of the on-hook body 100 provided by the present invention is the same as the function of a separate indoor on-hook in the prior art, that is, a heat exchanger is arranged in the on-hook body 100, and the indoor air flows from the on-hook body 100 The air enters through the main air inlet 110 of the on-hook main body 100, and after exchanging heat through the heat exchanger, it is blown out from the main air outlet 120 of the on-hook body 100 and sent to the room, and the indoor air is circulated for heat exchange.

Further, at least one main cross-flow fan 130 arranged horizontally is arranged at the heat exchanger toward the main air supply port 120. In this embodiment, the main cross-flow fan 130 includes two, and the outside of the main cross-flow fan 130 is provided with The main volute, the lower part of which is provided with the above-mentioned main air supply port 120, and each main cross-flow fan 130 is used to introduce indoor air from the main air inlet 110 into the hanger body 100, and then send it to the main air supply port 120 for heat exchange. .

Specifically, further analysis in conjunction with FIG. 1 and FIG. 2 shows that the lower part of the on-hook body 100 is connected to a blower mixing assembly 200 , which is fixedly connected to the lower part of the on-hook body 100 through a connecting piece 300 . The air supply mixing assembly 200 includes a cylindrical mixing chamber 210 and axial flow fans 220 distributed inside both sides of the cylindrical mixing chamber 210 . Further, the axis of the cylindrical mixed flow cavity 210 is parallel to the axis of the hanger body 100 , and the upper and lower parts thereof are respectively provided with a first mixed flow air inlet 211 and a second mixed flow air inlet 212 . The lengths of the first mixed flow air outlet 211 and the second mixed flow air outlet 212 are at least longer than the length of the main air supply port 120, and the lengths of the first mixed flow air outlet 211 and the second mixed flow air outlet 212 are the same, so that the first mixed flow At least part of the heat exchange air in the air inlet 211 and the indoor air in the second mixed flow air inlet 212 are evenly mixed.

Further, each main cross-flow fan 130 can operate independently. In this embodiment, when the two main cross-flow fans 130 are all running, the air outlet from the main air supply port 120 completely covers the air outlet from the mixed-flow air outlet 212; when one of the two main cross-flow fans 130 operates independently, The air outlet part of the main air supply port 120 covers the air outlet of the mixed flow air outlet 212, which can realize partial jet mixed flow, and the side of the main cross flow fan 130 that is not running and the side of the main cross flow fan 130 that is running can accelerate the air flow and cycle.

The axis of the cylindrical mixed flow chamber 210 is parallel to the axis of the hanger body 100, and the first mixed flow air inlet 211 is parallel to the main air supply port 120 of the hanger body 100. The heat exchange air from the main air supply port 120 of the on-hook body 100 introduced by the mixed flow air inlet 211 is evenly mixed.

Specifically, the axis of rotation of the axial flow fan 220 coincides with the axis of the cylindrical mixed flow chamber 210, and the end of the axial flow fan 220 near the end of the cylindrical mixed flow chamber 210 is provided with a guide ring 221, and the axial flow fan 220 is used to The heat exchange air drawn from the first mixed-flow air inlet 211 and the indoor air sucked from the second mixed-flow air inlet 212 are output to the room through the mixed-flow air outlet 213 .

In some preferred embodiments, the on-hook body 100 further includes an air deflector installed at the main air outlet 120 , and the horizontal plane of the air deflector is perpendicular to the plane where the main air outlet 120 is located. That is, the flow direction of the wind sent indoors from the main air supply port 120 is parallel to the horizontal plane of the wind deflector, so that at least part of the wind sent from the main air supply port 120 can enter the first mixed flow air inlet 211 of the cylindrical mixed flow chamber 210, The heat-exchanged air is mixed with the unexchanged indoor air and sent to the room again.

In the air conditioner indoor hanger 10 of the present invention, since at least one air supply mixed flow assembly 200 is added at the bottom of the hanger body 100, the cylindrical mixed flow chamber 210 and the axial flow fans 220 distributed on both sides of the cylindrical mixed flow chamber 210; The axis of the mixed flow cavity 210 is parallel to the axis of the hook body 100, and the upper and lower parts are respectively provided with a first mixed flow air inlet 211 and a second mixed flow air inlet 212, and its two ends are provided with a mixed flow air outlet 213; the first mixed flow air inlet 211 receives the heat exchange air from the main air supply port 120, the second mixed flow air inlet 212 introduces indoor air through the axial flow fan 220, and the indoor air is mixed with the heat exchange air output from the main air supply port 120 and sent into the room through the mixed flow air outlet 213, lifting The user's comfortable and healthy air supply experience.

In particular, in the air conditioner indoor hanging unit 10 provided by the present invention, the cylindrical mixed flow chamber 210 sucks indoor air from the second mixed flow air inlet 212 into the cylindrical mixed flow chamber 210 through the internal axial flow fans 220 on both sides, and the cylindrical mixed flow chamber 210 The mixed flow air outlets 213 on both sides of the mixed flow chamber 210 are sent out irregularly, so that a negative pressure area is formed in the cylindrical mixed flow chamber 210, which greatly improves the jet volume required for the mixed flow air; The unique jet mixed flow airflow truly realizes that the airflow is cool but not cold, and does not blow people directly.

In some preferred embodiments, the air output of the axial fan 220 is smaller than the air output of the main cross flow fan 130 , so that the air output of the mixed flow outlet 213 is smaller than the air output of the main air outlet 120 . If the air volume of the axial fan 220 is greater than or equal to the air volume of the main cross-flow fan 130, the heat exchange air volume sent from the main air outlet 120 of the hanger body 100 is less than or equal to the mixed air volume sent to the room by the mixed air outlet 213, It makes the indoor temperature reach the preset temperature very slowly, and the user experience is extremely poor.

Further, on the above-mentioned cylindrical mixed flow chamber 210, the first mixed flow air inlet 211 and the second mixed flow air inlet 212 of the cylindrical mixed flow chamber 210 are provided with inlet grilles, and the mixed flow air outlet 213 of the cylindrical mixed flow chamber 210 is An air outlet grille is provided to prevent dust from entering the inside of the air supply mixed flow assembly 200 , which facilitates the cleaning of the air supply mixed flow assembly 200 .

Fig. 3 is a schematic exploded view of the air supply mixed flow assembly 200 of the indoor hanger 10 shown in Fig. 1. The air supply mixed flow assembly 200 includes a cylindrical mixed flow chamber 210, and an inlet grille 214 is arranged on the mixed flow air inlet, and the cylindrical mixed flow chamber Axial flow fans 220 are arranged inside the two sides of 210 respectively. Wherein the axial flow fan 220 includes a motor 222, the rotating shaft of the motor 222 is connected with the axial flow fan 224; the side of the motor 222 away from the rotating shaft is fixed on the inner side of the cylindrical mixed flow cavity 210 through the motor bracket 223; the guide ring 221 is arranged on the cylindrical mixed flow The end of the cavity 210 is located inside the outlet grille 215 .

In addition, the mixed-flow cross-flow assembly provided by the present invention can operate independently of the on-hook body 100, and the user can choose whether to turn on the mixed-flow cross-flow assembly according to actual conditions to realize different air supply modes.

In other preferred embodiments, the air supply mixing assembly 200 is fixedly connected to the lower part of the on-hook body 100 through a connecting piece 300. FIG. 4 is an enlarged schematic diagram of the connecting piece 300 of the indoor hanging machine 10 shown in FIG. Connect the axial middle part of the air inlet grille and the middle part of the lower end of the on-hook body 100, the connecting piece 300 is connected to the middle part of the air inlet grille, so that the point-to-point connection and cooperation between the air supply mixed flow assembly 200 and the on-hook body 100 is simple and beautiful in structure, and simplifies Industrialized production improves the production efficiency of air conditioners.

Specifically, the connector 300 includes a connecting shaft 310, and a connecting end 320 and a fixed end 330 are connected to the connecting shaft 310; wherein, the connecting end 320 has an arc-shaped surface to match the curvature of the cylindrical mixing chamber 210 for Connect to the fixed air supply mixed flow assembly 200, and connect to the rear side of the first mixed flow air inlet 211 of the cylindrical mixed flow chamber 210; the fixed end 330 includes a fixed surface 331 fixed to the bottom of the chassis of the hanger body 100 and faces toward the front of the indoor unit along the fixed surface 331. One side of the connecting surface 332 extends downward, and the connecting surface 332 is connected with the connecting shaft 310 . Through the connection of the connecting piece 300, the air supply mixed flow assembly 200 can be firmly fixed to the bottom of the on-hook body 100, so that the air supply mixed flow assembly 200 and the on-hook body 100 work together to realize different air supply modes and meet different user requirements for air supply. needs to improve user experience.

In the indoor hanging machine 10 of the present invention, since the air supply mixed flow assembly 200 is arranged at the lower part of the outer shell of the hanging machine body 100, and is connected to the hanging machine body 100 through the connecting piece 300, such a structure can enable the user to replace the hanging machine body 100. On the basis of the air supply mixed flow assembly 200, the operability is strong, and it is flexible to choose whether to install the air supply mixed flow assembly 200 according to the needs of users. For example, for a room where young people live and like strong air supply when cooling, they can choose not to install the air supply mixed flow assembly 200 and use a traditional indoor air conditioner, or they can choose to install the air supply mixed flow assembly 200 and install the air supply mixed flow assembly 200. The indoor hanger 10 of the component 200 can be selected according to the actual situation whether to open it. For the rooms where old people and children live, it is necessary to install the air supply mixed flow assembly 200 for comfortable cooling.

So far, those skilled in the art should appreciate that, although a number of exemplary embodiments of the present invention have been shown and described in detail herein, without departing from the spirit and scope of the present invention, the disclosed embodiments of the present invention can still be used. Many other variations or modifications consistent with the principles of the invention are directly identified or derived from the content. Accordingly, the scope of the present invention should be understood and deemed to cover all such other variations or modifications.

Claims (9)

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

the hanging machine comprises a hanging machine body, a heat exchanger and a heat exchanger, wherein the heat exchanger is arranged in the hanging machine body and is configured to send out heat exchange air passing through the heat exchanger from a main air supply outlet at the lower part of the hanging machine body; and

the air supply mixed flow assembly is fixedly connected to the lower part of the on-hook body through a connecting piece and comprises a cylindrical mixed flow cavity and axial flow fans distributed in the two sides of the cylindrical mixed flow cavity; wherein,

the axis of the cylindrical mixed flow cavity is parallel to the axis of the on-hook body, the upper part and the lower part of the cylindrical mixed flow cavity are respectively provided with a first mixed flow air inlet and a second mixed flow air inlet, and the two ends of the cylindrical mixed flow cavity are provided with mixed flow air outlets; the first mixed flow air inlet receives at least part of heat exchange air from the main air supply outlet, and the second mixed flow air inlet introduces indoor air through the axial flow fan; the lengths of the first mixed flow air outlet and the second mixed flow air outlet are at least greater than that of the main air supply outlet;

the rotation axis of the axial flow fan is coincided with the axis of the cylindrical mixed flow cavity, a flow guide ring is arranged on one side, close to the end part of the cylindrical mixed flow cavity, of the axial flow fan, and the axial flow fan is used for outputting heat exchange air sucked from the first mixed flow air inlet and indoor air sucked from the second mixed flow air inlet to the room from the mixed flow air outlet.

2. The on-hook indoor unit of claim 1,

the heat exchanger is provided with at least one main cross-flow fan which is transversely arranged towards the main air supply port, a main volute is arranged outside the main cross-flow fan, and the lower part of the main cross-flow fan is correspondingly provided with at least one main air supply port; and each main cross flow fan is used for introducing indoor air into the main air duct from the main air inlet respectively, exchanging heat through the heat exchanger and then sending the air to the main air supply outlet for exporting.

3. The indoor unit as defined in claim 2, wherein,

each of the primary crossflow blowers operates independently.

4. An indoor unit as claimed in any one of claims 1 to 3,

the total air output amount of the axial flow fan is less than that of the main cross flow fan, so that the air output amount of the mixed flow air outlet is less than that of the main air supply outlet.

5. The on-hook indoor unit of claim 1,

the first mixed flow air inlet and the second mixed flow air inlet of the cylindrical mixed flow cavity are provided with air inlet grids, the mixed flow air outlet of the cylindrical mixed flow cavity is provided with an air outlet grid, and the air inlet grids and the air outlet grid are used for ensuring safety.

6. The on-hook indoor unit of claim 5,

the axial flow fan comprises a motor, and a rotating shaft of the motor is connected with the axial flow fan; one side of the motor, which is far away from the rotating shaft, is fixed on one side in the cylindrical mixed flow cavity through a motor bracket;

the guide ring is arranged at the end part of the cylindrical mixed flow cavity and is positioned at the inner side of the air outlet grid.

7. The on-hook indoor unit of claim 1,

the connecting piece is connected with the rear side of the first mixed flow air inlet of the cylindrical mixed flow cavity and the middle part of the lower end of the hanging machine body.

8. The on-hook indoor unit of claim 7,

the connector includes: the connecting shaft is connected with a connecting end and a fixed end through the connecting shaft; wherein,

the connecting end is an arc-shaped surface so as to match the radian of the cylindrical mixed flow cavity; the fixed end comprises a fixed surface fixed at the bottom of the casing of the hanging machine body and a connecting surface extending downwards and facing towards one side in front of the indoor machine, and the connecting surface is connected with the connecting shaft.

9. The on-hook indoor unit of claim 1,

and each axial flow fan in the air supply mixed flow assembly operates relatively independently.