CN210141638U - Air conditioner with upper and lower air outlets - Google Patents

Abstract

The upper and lower air outlet air conditioners provided by the utility model relate to the technical field of air conditioners. The upper and lower air outlet air conditioner includes a casing and an upper air duct and a lower air duct arranged in the outer casing. The upper air duct and the lower air duct are arranged up and down and are independent of each other. The casing is provided with an upper air outlet and a lower air outlet, the upper air duct communicates with the outside through the upper air outlet, and the lower air duct communicates with the outside through the lower air outlet. Compared with the traditional air conditioner using multiple centrifugal fans for the upper and lower air discharge, the air conditioner provided by the present invention has a large air output and low noise.

Description

Air conditioner with up and down air

technical field

The utility model relates to the technical field of air conditioners, in particular to an air conditioner that discharges air up and down.

Background technique

Because it can realize waterfall shower-style air supply during cooling and carpet-style air supply during heating, which greatly improves the comfort of the air conditioner. Currently, the upper and lower air outlet cabinets are gradually becoming popular in the market.

However, in the prior art, it is difficult to balance air volume and noise requirements.

Utility model content

The problem solved by the utility model is how to ensure the air volume and reduce the noise.

In order to solve the above problems, the present utility model provides an air conditioner with upper and lower air outlets, which includes a casing and an upper air duct and a lower air duct arranged in the outer casing. The upper air duct and the lower air duct are arranged up and down and are independent of each other. an upper air outlet and a lower air outlet are provided on the casing, the upper air duct is communicated with the upper air outlet, the lower air duct is communicated with the lower air outlet, and a cross-flow fan assembly is arranged in the upper air duct, A centrifugal fan is arranged in the lower air duct.

The upper and lower air outlet air conditioner provided by the embodiment of the present invention can discharge air from the upper air outlet through the cross-flow fan assembly during cooling, and can simultaneously work through the cross-flow fan assembly and the centrifugal fan to discharge air from the upper air outlet and the lower air outlet during heating. The air outlet simultaneously discharges the air to ensure the air output volume, and the cross-flow fan blades of the cross-flow fan assembly have low noise. Therefore, compared with the traditional air conditioners that use multiple centrifugal fans to discharge air up and down, the upper and lower air outlets provided by the embodiment of the present invention The air conditioner of the wind is less noisy.

Further, the upper air duct includes a first air duct and a second air duct that are independent of each other, and the first air duct and the second air duct are respectively communicated with the upper air outlet, and the cross-flow fan assembly includes A first cross-flow fan and a second cross-flow fan, the first cross-flow fan is arranged in the first air duct, and the second cross-flow fan is arranged in the second air duct.

Compared with the same cross-flow fan to achieve the air volume of two cross-flow fans, the first cross-flow fan and the second cross-flow fan in the embodiment of the present invention can reduce the power of a single cross-flow fan while ensuring the air volume. consumption, thereby further reducing noise.

Further, the first cross-flow fan and the second cross-flow fan are vertically arranged side by side above the centrifugal fan.

Further, the rotation direction of the first cross-flow fan is opposite to the rotation direction of the second cross-flow fan.

Further, the upper air outlet includes a first air outlet and a second air outlet vertically arranged side by side, the first air duct communicates with the first air outlet, and the second air duct communicates with the second air outlet. The air outlet is connected.

Further, the first air outlet and the second air outlet are symmetrically arranged with respect to the center line of the lower air outlet.

Further, the upper air outlet and the lower air outlet are arranged on the same side of the casing.

The arrangement of the upper air outlet and the lower air outlet on the same side of the casing enables the cross-flow fan assembly and the centrifugal fan to blow air toward the user, thereby improving the user experience.

Further, the upper and lower air outlet air conditioner further comprises a heat exchanger, the heat exchanger (160) covers the air inlet of the air conditioner (100), and the centrifugal fan is arranged below the heat exchanger .

Further, the centrifugal fan is set horizontally.

The cross-flow fan assembly and the centrifugal fan share the same heat exchanger, and the horizontal arrangement of the centrifugal fan can reduce the volume of the heat exchanger and improve the utilization rate of the heat exchanger.

Further, an intake grille is provided on the casing, and the heat exchanger is arranged between the cross-flow fan assembly and the intake grille.

Description of drawings

FIG. 1 is a schematic structural diagram from a first perspective of an air conditioner with an upper and lower air outlet according to a specific embodiment of the present invention.

FIG. 2 is a schematic cross-sectional structural diagram of an air conditioner with an upper and lower air outlet according to a specific embodiment of the present invention.

Description of reference numbers:

100- air conditioner with air outlet from top to bottom; 110- shell; 112- upper air outlet; 101- first air outlet; 102- second air outlet; 113- lower air outlet; 114- air inlet grille; 120- upper air duct ; 130 - lower air duct; 140 - cross flow fan assembly; 141 - first cross flow fan; 142 - second cross flow fan; 150 - centrifugal fan; 160 - heat exchanger.

Detailed ways

In order to make the above objects, features and advantages of the present utility model more clearly understood, the specific embodiments of the present utility model are described in detail below with reference to the accompanying drawings.

Existing air-conditioning cabinets are often provided with an air outlet at the upper portion for air outlet. During heating, because the air outlet is located in the upper part of the indoor cabinet and the density of the hot air is lower than that of the normal temperature air, the hot air floats upward, and it is difficult for the existing air deflector to press the hot air to the ground. Therefore, there is a room temperature area (cold) from the soles of people's feet to the hot air and an area after the air conditioner adjusts the temperature (hot), and the user's feet are in the normal temperature area, so when the air conditioner is turned on, the feet still feel cold, and the comfort is poor. .

In order to solve the above problems, air conditioners with upper and lower air outlets are gradually becoming popular. This kind of air conditioner can discharge air from the lower air outlet during heating, so that the hot air diffuses from the bottom to the top, and when cooling, the air is discharged from the lower air outlet, so that the cold air diffuses from the top to the bottom to maintain good comfort. .

However, in order to meet the demand for air output, this type of air conditioner has a large number of fans, occupies a large space, and is noisy.

FIG. 1 is a schematic structural diagram of the air conditioner 100 with up and down air discharge according to the present embodiment from a first perspective. Referring to FIG. 1 , the present embodiment provides an air conditioner 100 that discharges air up and down, which can effectively solve the above problems.

In this embodiment, the air conditioner 100 that discharges air up and down includes a casing 110 , an upper air duct 120 , a lower air duct 130 , an upper fan assembly, a lower fan assembly, a heat exchanger 160 and other structures.

The upper fan assembly is arranged in the upper air duct 120 , the lower fan assembly is arranged in the lower air duct 130 , and the upper air duct 120 , the lower air duct 130 and the heat exchanger 160 are respectively arranged in the casing 110 . In addition, one side of the casing 110 is provided with an air inlet (not shown), and the other side is provided with an upper air outlet 112 and a lower air outlet 113, which are respectively used for air outlet. The heat exchanger 160 is arranged close to the air inlet and is used for heat exchange. The upper air duct 120 communicates with the outside through the upper air outlet 112 , and the lower air duct 130 communicates with the outside through the lower air outlet 113 . The upper fan assembly is used to exchange heat through the heat exchanger 160 . The heated air fluid is blown out from the upper air outlet 112 , and the lower fan assembly is used to blow out the air fluid after heat exchange by the heat exchanger 160 from the lower air outlet 113 .

Optionally, in this embodiment, the housing 110 is used to install structures such as the upper air duct 120 , the lower air duct 130 , and the heat exchanger 160 . The casing 110 is substantially rectangular, and an air inlet grill 114 is provided at the air inlet of the casing 110 for air intake.

The upper air outlet 112 includes a first air outlet 101 and a second air outlet 102, and both the first air outlet 101 and the second air outlet 102 are substantially rectangular. And the first air outlet 101 and the second air outlet 102 are vertically arranged side by side. The first air outlet 101 and the second air outlet 102 of this shape and structure are mainly used to adapt to the structure of the upper air outlet assembly.

Moreover, the opening areas of the first air outlet 101 and the second air outlet 102 are both larger and equal, so as to ensure the air output and the aesthetics.

The lower air outlet 113 is also substantially rectangular, and the lower air outlet 113 is arranged horizontally.

It should be noted that, in this embodiment, "vertical", "horizontal", etc. all refer to the state of the air conditioner when it is in use, and "vertical", "horizontal", etc. do not refer to absolute vertical or absolute horizontal , can have a certain range of inclination.

It can be understood that, in this embodiment, the first air outlet 101 , the second air outlet 102 and the lower air outlet 113 are arranged on the same side of the casing, so that the user can receive the blown wind from the front, and the experience is better.

It should also be noted that the side of the housing 110 where the first air outlet 101 , the second air outlet 102 and the lower air outlet 113 are arranged can be set as a plane or arc surface to meet user requirements.

In this embodiment, the first air outlet 101 and the second air outlet 102 are symmetrically arranged with respect to the center line of the lower air outlet 113 . It can be understood that this structure can make the air blown out by the air conditioner relatively high in uniformity and aesthetics.

In this embodiment, in order to ensure that the flow fields between the upper fan assembly and the lower fan assembly do not interfere with each other, in this embodiment, the upper air duct 120 and the lower air duct 130 are independent of each other, and the upper air duct 120 and the lower air duct 130 can be respectively fixed in In the housing 110 , they can also be connected to each other and then fixed in the housing 110 .

Optionally, in this embodiment, the upper air duct 120 and the lower air duct 130 are disposed in the casing 110 up and down.

In order to adapt to the structure of the upper fan assembly, in this embodiment, the upper air duct 120 includes a first air duct (not shown) and a second air duct (not shown) that are independent of each other. In this embodiment, the first air duct communicates with the first air outlet 101 , and the second air duct communicates with the second air outlet 102 .

It should be noted that, in order to ensure the air output, ensure the compactness of the structure, and reduce noise as much as possible, in this embodiment, the upper fan assembly adopts the cross-flow fan assembly 140, and the lower fan assembly adopts the centrifugal fan 150.

Optionally, the cross-flow fan assembly 140 includes a first cross-flow fan 141 and a second cross-flow fan 142, and the first cross-flow fan 141 and the second cross-flow fan 142 are respectively disposed in the first air duct and the second air duct. .

It can be understood that the cross-flow fan blades of the cross-flow fan have low noise, so the use of the cross-flow fan in the upper fan assembly can make the fan noise relatively small. The use of centrifugal fan 150 in the lower fan assembly can ensure the compactness of the structure. In addition, the use of two cross-flow fans can reduce the power consumption of a single cross-flow fan while ensuring the air volume, thereby further reducing noise.

It should be understood that the number of cross-flow fans should not be limited, and one or more cross-flow fans may also be selected for the cross-flow fan assembly 140 . Correspondingly, the structure of the upper air duct 120 can also be adjusted adaptively.

In this embodiment, the first cross-flow fan 141 and the second cross-flow fan 142 are vertically arranged side by side above the centrifugal fan 150 . The rotation direction of the first cross-flow fan 141 is opposite to that of the second cross-flow fan 142 . Therefore, the air fluid after heat exchange by the heat exchanger 160 can be output from the first air outlet 101 and the second air outlet 102 respectively.

Moreover, the arrangement of the first cross-flow fan 141 and the second cross-flow fan 142 can improve the structural compactness of the air conditioner.

FIG. 2 is a schematic cross-sectional structural diagram of the air conditioner 100 for air outlet from the top and bottom according to the present embodiment. Please refer to FIG. 1 and FIG. 2 , in this embodiment, the heat exchanger 160 is disposed close to the air inlet grille 114 , and is disposed between the cross-flow fan assembly 140 and the air inlet grille 114 . The cross-flow fan assembly 140 is arranged side by side with the heat exchanger 160 . The upper air duct 120 is arranged on the side of the heat exchanger 160 away from the air inlet grille 114 , and the lower air duct 130 is arranged below the heat exchanger 160 .

It can be understood that this structure enables the upper fan assembly installed in the upper air duct 120 and the lower fan assembly installed in the lower air duct 130 to share the heat exchanger 160 .

It should be understood that, in this embodiment, as long as the down fan assembly in the down air duct 130 can effectively discharge the air fluid passing through the heat exchanger 160, the down air duct 130 may be disposed directly below the heat exchanger 160, or close to the heat exchanger 160. One side of the lower part of the heat exchanger 160 .

It should be noted that, in this embodiment, the down fan is set horizontally. It can be understood that, compared with the centrifugal fan 150 arranged vertically, the centrifugal fan 150 arranged horizontally can make the height of the heat exchanger 160 set relatively small, reduce the space occupied by the heat exchanger 160, and improve the air conditioning. compactness of the device structure.

It should be noted that, the following control logic may be adopted when the air conditioner 100 with the upper and lower air outlets provided in this embodiment is used:

When the air conditioner operates the cooling function, the normal temperature air passes through the air inlet and the heat exchanger 160 to become cold air of the target temperature, and the first cross-flow fan 141 and the second cross-flow fan 142 are controlled to operate, and the lower centrifugal fan 150 operates at a low speed or Do not turn. The first cross-flow fan 141 and the second cross-flow fan 142 deliver the target temperature air to the room through the first air outlet 101 and the second air outlet 102 , and the lower air outlet 113 has a small amount or no cooling air delivered.

When the air conditioner operates the heating function, the normal temperature air passes through the air inlet and the heat exchanger 160 to become hot air of the target temperature, and the first cross-flow fan 141, the second cross-flow fan 142 and the centrifugal fan 150 below are controlled to operate at the same time, The target temperature is delivered to the room from the upper air outlet 112 and the lower air outlet 113 .

It can be understood that, the air conditioner 100 provided in this embodiment can discharge air from the upper air outlet 112 through the cross-flow fan assembly 140 during cooling, and can pass through the cross-flow fan assembly 140 and the centrifugal fan 150 at the same time during heating. The air is discharged from the upper air outlet 112 and the lower air outlet 113 at the same time to ensure the air output. Moreover, the cross-flow fan blades of the cross-flow fan assembly 140 have low noise, so it is different from the traditional air conditioner that uses multiple centrifugal fans 150 to discharge air up and down. Compared with 100, the air conditioner 100 provided by the embodiment of the present invention with the upper and lower air discharges has less noise.

Although the present invention is disclosed above, the present invention is not limited thereto. Any person skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention. Therefore, the protection scope of the present invention should be based on the scope defined by the claims.

Claims (10)

1. The air conditioner capable of discharging air up and down is characterized by comprising a shell (110), and an upper air duct (120) and a lower air duct (130) which are arranged in the shell (110), wherein the upper air duct (120) and the lower air duct (130) are arranged up and down and are mutually independent; the air conditioner is characterized in that an upper air outlet (112) and a lower air outlet (113) are formed in the shell (110), the upper air duct (120) is communicated with the outside through the upper air outlet (112), the lower air duct (130) is communicated with the outside through the lower air outlet (113), a cross-flow fan assembly (140) is arranged in the upper air duct (120), and a centrifugal fan (150) is arranged in the lower air duct (130).

2. The air conditioner with upper and lower air outlets according to claim 1, wherein the upper air duct (120) includes a first air duct and a second air duct independent from each other, the first air duct and the second air duct are respectively communicated with the upper air outlet (112), the cross flow fan assembly (140) includes a first cross flow fan (141) and a second cross flow fan (142), the first cross flow fan (141) is disposed in the first air duct, and the second cross flow fan (142) is disposed in the second air duct.

3. The air conditioner with upper and lower air outlets according to claim 2, wherein the first cross flow fan (141) and the second cross flow fan (142) are vertically disposed side by side above the centrifugal fan (150).

4. The air conditioner of upper and lower air outlet according to claim 2, wherein the rotation direction of the first cross flow fan (141) is opposite to the rotation direction of the second cross flow fan (142).

5. The air conditioner with upper air outlet and lower air outlet as claimed in claim 2, wherein the upper air outlet (112) comprises a first air outlet (101) and a second air outlet (102) which are vertically arranged side by side, the first air duct is communicated with the first air outlet (101), and the second air duct is communicated with the second air outlet (102).

6. The air conditioner with upper and lower air outlets according to claim 5, wherein the first air outlet (101) and the second air outlet (102) are symmetrically arranged with respect to a center line of the lower air outlet (113).

7. The air conditioner with upper and lower outlets according to claim 1, wherein the upper outlet (112) and the lower outlet (113) are disposed at the same side of the housing (110).

8. The air conditioner with upper air outlet and lower air outlet according to any one of claims 1 to 7, characterized in that the air conditioner (100) with upper air outlet and lower air outlet further comprises a heat exchanger (160), the heat exchanger (160) covers an air inlet of the air conditioner (100), and the centrifugal fan (150) is arranged below the heat exchanger (160).

9. The air conditioner with upper and lower air outlets as claimed in claim 8, wherein an air inlet grille (114) is disposed on the housing (110), and the heat exchanger (160) is disposed between the cross-flow fan assembly (140) and the air inlet grille (114).

10. The air conditioner with upper and lower air outlets as claimed in any one of claims 1 to 7, wherein the centrifugal fan (150) is horizontally disposed.

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