CN215637532U

CN215637532U - Low-noise wall-penetrating air conditioner

Info

Publication number: CN215637532U
Application number: CN202121544875.XU
Authority: CN
Inventors: 吴道春
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-07
Filing date: 2021-07-07
Publication date: 2022-01-25
Anticipated expiration: 2031-07-07

Abstract

The utility model discloses a low-noise wall-penetrating air conditioner, which comprises an inner unit and an outer unit; the first outer shell of the outer machine is connected with the second outer shell of the inner machine through a connecting piece, and a vacancy is formed between the inner machine and the outer machine; the front side wall and the rear side wall of the first shell are respectively provided with an air outlet and an air inlet, and the interior of the first shell is provided with a condenser and a first fan; the condenser is in a rectangular shape, and two short side surfaces of the rectangular body are bent backwards, so that the two short side surfaces form arc surfaces; the rear side surface and the two cambered surfaces of the condenser are opposite to the air inlet of the first shell, the air inlet end of the first fan is opposite to the front side surface of the condenser, and the air exhaust end of the first fan is opposite to the air outlet of the first shell. The utility model improves the refrigeration efficiency and the heat dissipation efficiency, thereby reducing the power of the fan and the compressor and further reducing the noise of the whole machine.

Description

Low-noise wall-penetrating air conditioner

Technical Field

The utility model relates to the technical field of air conditioners, in particular to a low-noise wall-penetrating type air conditioner.

Background

The inner machine and the outer machine of the existing integrated window machine are integrated, and the outer machine of the integrated window machine is not completely isolated from the indoor space, so that noise can be obviously felt indoors. Patent No. CN210153962U discloses a low-noise wall-crossing window machine, wherein an inner machine and an outer machine are clamped on two sides of a wall body, the inner machine is arranged indoors, the outer machine is arranged outdoors, and noise generated by the outer machine can be isolated through the wall body, so that the noise is reduced. The other type is a wall-through type window machine, the structure of which is basically the same as that of a wall-crossing type window machine, and the difference is that the installation mode is different, the wall-through type window machine is provided with an installation hole on a wall body, and the wall-through type window machine penetrates through the wall body through the installation hole for installation.

However, the through-wall window machine still has the following defects: although the outdoor unit is located close to the outside of the room, the power of the compressor and the fan may be increased to improve the cooling and heating effects. And after the power of the compressor and the fan is increased, the noise is increased. Therefore, the noise reduction effect of the wall-crossing window machine is limited and cannot be further improved.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the power of the fan and the compressor is reduced, and the noise of the whole machine is further reduced. The utility model provides a low-noise wall-penetrating air conditioner, which comprises an inner machine and an outer machine; the first outer shell of the outer machine is connected with the second outer shell of the inner machine through a connecting piece, and a vacancy is formed between the inner machine and the outer machine;

the front side wall and the rear side wall of the first shell are respectively provided with an air outlet and an air inlet, and the interior of the first shell is provided with a condenser and a first fan; the condenser is in a rectangular shape, and two short side surfaces of the rectangular body are bent backwards, so that the two short side surfaces form arc surfaces; the rear side surface and the two cambered surfaces of the condenser are opposite to the air inlet of the first shell, the air inlet end of the first fan is opposite to the front side surface of the condenser, and the air exhaust end of the first fan is opposite to the air outlet of the first shell.

The utility model has the beneficial effects that:

compared with the existing outdoor unit, the condenser has the advantages that the air inlet area is larger under the condition of the same volume, the contact area with air is larger, and the heat dissipation efficiency is higher. In addition, the first fan adopts an air draft mode, so that air enters the back of the condenser and the two cambered surfaces simultaneously, and the heat dissipation efficiency is further improved. After the heat dissipation efficiency of the condenser is improved, under the condition that the refrigeration efficiency is certain, the power of the compressor and the first fan is reduced, so that the vibration of the compressor and the first fan is weakened, and the noise of the whole machine is reduced.

Preferably, the rear side wall and the top wall of the second shell are respectively provided with an air inlet and an air outlet, and an evaporator is arranged in the second shell; the vertical cross section of the evaporator is V-shaped, the opening of the evaporator faces upwards, the opening of the evaporator is opposite to the air outlet of the second outer shell, and the rear side wall of the evaporator is opposite to the air inlet of the second outer shell. Compare with the evaporimeter of current cuboid, the vertical cross sectional shape is that the area of contact of the evaporimeter of "V" style of calligraphy and air is bigger, and the area that the evaporimeter can flow through to the air current is bigger promptly, and the second fan exhaust air conditioning is more sufficient, and refrigeration effect is better. In a similar way, after the refrigeration efficiency of the evaporator is improved, under the condition that the refrigeration efficiency is certain, the power of the compressor and the power of the second fan are reduced, so that the vibration of the compressor and the vibration of the second fan are weakened, and the noise of the whole machine is further reduced.

Preferably, a volute and a second fan installed in the volute are arranged inside the second casing; the volute is located between the opening of the evaporator and the air outlet of the second shell, the air outlet end of the volute is communicated with the air outlet of the first shell, and an air inlet cavity is formed between the volute and the air inlet of the second fan. The evaporator is positioned in the middle of the air inlet cavity, airflow can flow in from the periphery of the evaporator and then is sucked into the volute from the middle of the opening of the evaporator, and the front and the rear of the whole V-shaped evaporator form air inlet surfaces, so that the contact area of the evaporator and air is greatly increased.

Preferably, air inlet ends are respectively arranged at two ends of the volute, and the two air inlet ends are both positioned in the air inlet cavity.

Preferably, the front side wall of the evaporator is higher than the rear side wall of the evaporator.

Preferably, the inner unit includes an electric control board embedded in a front side wall of the second housing.

Preferably, the electric control board is located above the air inlet of the second housing, and both the keys and the display screen of the electric control board are exposed on the front side wall of the second housing. The existing second shell is provided with an independent inner cavity for placing the electric control board, and the inner cavity is positioned at the left end or the right end of the second shell, so that the volume of the air inlet cavity is reduced. And inlay the automatically controlled board in the preceding lateral wall of second shell for the volume of air inlet chamber is bigger, is favorable to improving the intake.

Preferably, the connection member includes a fixing plate fixedly installed under the inner unit and under the outer unit.

Preferably, a compressor assembly located in the void is included; the compressor package is located on either the left or right side of the condenser.

Preferably, a fresh air controller is arranged on the front side wall of the second shell.

Drawings

In order to more clearly illustrate the detailed description of the utility model or the technical solutions in the prior art, the drawings that are needed in the detailed description of the utility model or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

FIG. 1 is a schematic structural diagram of the present embodiment;

FIG. 2 is a left side view of FIG. 1;

FIG. 3 is a top view of FIG. 1;

fig. 4 is a right side view of fig. 1.

In the attached drawings, an inner machine 1, an outer machine 2, a vacant position 3, a connecting piece 4, a first shell 5, a condenser 6, a first fan 7, an air inlet 8, an air outlet 9, a second shell 10, an evaporator 11, an air inlet cavity 12, a second fan 13, an electric control board 14, a fresh air controller 15, a volute 16 and a compressor assembly 17.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the utility model pertains.

As shown in fig. 1 and 3, in the present embodiment, the a direction represents the front, and the B direction represents the rear. The embodiment provides a low-noise wall-penetrating air conditioner, which comprises an inner machine 1 and an outer machine 2; the first casing 5 of the outer unit 2 is connected with the second casing 10 of the inner unit 1 through a connector, so that a vacant space 3 is formed between the inner unit 1 and the outer unit 2. Specifically, the connection 4 includes fixing plates fixedly installed under the inner unit and under the outer unit.

As shown in fig. 1, 3 and 4, in the present embodiment, the front side wall and the rear side wall of the first casing 5 are respectively provided with an air outlet 9 and an air inlet 8, and the inside of the first casing 5 is provided with a condenser 6 and a first fan 7. Specifically, the condenser 6 is in a rectangular shape, and two short side surfaces of the rectangular shape are both bent backwards, so that the two short side surfaces form arc surfaces; the rear side surface and the two cambered surfaces of the condenser 6 are opposite to an air inlet 8 of the first shell 5, the air inlet end of the first fan 7 is opposite to the front side surface of the condenser 6, and the air exhaust end of the first fan 7 is opposite to an air outlet 9 of the first shell 5. Compared with the existing outdoor unit 2, the condenser 6 has the advantages of larger air inlet area, larger contact area with air and higher heat dissipation efficiency under the condition of the same volume. In addition, the first fan 7 adopts an air draft mode, so that air enters the back of the condenser 6 and the two cambered surfaces simultaneously, and the heat dissipation efficiency is further improved. After the heat dissipation efficiency of the condenser 6 is improved, under the condition that the refrigeration efficiency is certain, the power of the compressor and the first fan 7 is reduced, so that the vibration of the compressor and the first fan 7 is weakened, and the noise of the whole machine is reduced.

As shown in fig. 1 and fig. 2, in the present embodiment, the rear side wall and the top wall of the second casing 10 are respectively provided with an air inlet 8 and an air outlet 9, and an evaporator 11 is arranged inside the second casing 10; the vertical cross-sectional shape of the evaporator 11 is "V" shaped, the opening of the evaporator 11 faces upward and the opening of the evaporator 11 is opposite to the air outlet 9 of the second housing 10, and the rear side wall of the evaporator 11 is opposite to the air inlet 8 of the second housing 10. Due to installation requirements, the front side wall of the evaporator 11 is higher than the rear side wall of the evaporator 11, which facilitates installation. The inside of the second casing 10 is provided with a volute 16 and a second fan 13 installed in the volute 16; the volute 16 is located between the opening of the evaporator 11 and the air outlet 9 of the second casing 10, and the air outlet end of the volute 16 is communicated with the air outlet 9 of the first casing 5, so that an air inlet cavity 12 is formed between the volute 16 and the air inlet 8 of the second fan 13. Air inlet ends are respectively arranged at two ends of the volute casing 16, and the two air inlet ends are both positioned in the air inlet cavity 12. The evaporator 11 is located in the middle of the air inlet chamber 12, and the air flow can flow in from the periphery of the evaporator 11 and then is sucked into the volute 16 from the middle of the opening of the evaporator 11, and the front and the rear of the whole V-shaped evaporator 11 form air inlet surfaces. Compared with the existing rectangular evaporator 11, the evaporator 11 with the vertical cross section in the shape of the V is larger in contact area with air, namely the area of the air flow passing through the evaporator 11 is larger, the cold air discharged by the second fan 13 is more sufficient, and the refrigeration effect is better. Similarly, after the refrigeration efficiency of the evaporator 11 is improved, the power of the compressor and the second fan 13 is reduced under the condition that the refrigeration efficiency is constant, so that the vibration of the compressor and the second fan 13 is weakened, and the noise of the whole machine is further reduced. In order to realize indoor ventilation, the front side wall of the second shell is provided with a fresh air controller 15, the inner cavity of the volute 16 is communicated with the vacancy 3 through the fresh air controller 15, the vacancy 3 is communicated with external air, and therefore the external air is introduced into the volute 16 and is discharged to the indoor.

In addition, as shown in fig. 3, the present embodiment includes a compressor assembly 17 in the first housing 5, and the compressor assembly 17, the evaporator 11, the expansion valve and the condenser 6 are sequentially communicated to form a circulation line. The compressor assembly 17 is located at the vacant position, specifically, at the right side of the condenser, and may be disposed at the left side, which is not limited in this embodiment. The inner machine 1 comprises an electronic control board 14 electrically connected with the compressor assembly 17, the first fan 7 and the second fan 13, and the electronic control board 14 is embedded in the front side wall of the second shell 10. Specifically, the electronic control board 14 is located above the air inlet 8 of the second housing 10, and both the keys and the display screen of the electronic control board 14 are exposed on the front side wall of the second housing 10. The existing evaporator is internally provided with an independent inner cavity for placing the electric control board 14, and the inner cavity is positioned at the left end or the right end of the shell of the evaporator, so that the volume of the air inlet cavity is reduced. In this embodiment, the electric control board 14 is embedded in the front side wall of the second housing 10, so that the volume of the air inlet chamber 12 is larger, which is beneficial to increasing the air inlet volume.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.

Claims

1. A low-noise wall-penetrating air conditioner comprises an inner unit and an outer unit; the first outer shell of the outer machine is connected with the second outer shell of the inner machine through a connecting piece, and a vacancy is formed between the inner machine and the outer machine;

the method is characterized in that: the front side wall and the rear side wall of the first shell are respectively provided with an air outlet and an air inlet, and the interior of the first shell is provided with a condenser and a first fan; the condenser is in a rectangular shape, and two short side surfaces of the rectangular body are bent backwards, so that the two short side surfaces form arc surfaces; the rear side surface and the two cambered surfaces of the condenser are opposite to the air inlet of the first shell, the air inlet end of the first fan is opposite to the front side surface of the condenser, and the air exhaust end of the first fan is opposite to the air outlet of the first shell.

2. A low noise wall-penetrating air conditioner according to claim 1, wherein: the rear side wall and the top wall of the second shell are respectively provided with an air inlet and an air outlet, and an evaporator is arranged in the second shell; the vertical cross section of the evaporator is V-shaped, the opening of the evaporator faces upwards, the opening of the evaporator is opposite to the air outlet of the second outer shell, and the rear side wall of the evaporator is opposite to the air inlet of the second outer shell.

3. A low noise wall-penetrating air conditioner according to claim 2, wherein: a volute and a second fan arranged in the volute are arranged inside the second shell; the volute is located between the opening of the evaporator and the air outlet of the second shell, the air outlet end of the volute is communicated with the air outlet of the first shell, and an air inlet cavity is formed between the volute and the air inlet of the second fan.

4. A low noise wall-penetrating air conditioner according to claim 3, wherein: air inlet ends are respectively arranged at two ends of the volute, and the two air inlet ends are located in the air inlet cavity.

5. A low noise wall-penetrating air conditioner according to claim 2, wherein: the front side wall of the evaporator is higher than the rear side wall of the evaporator.

6. A low noise wall-penetrating air conditioner according to claim 1, wherein: the inner machine comprises an electric control board which is embedded in the front side wall of the second shell.

7. A low noise wall-penetrating air conditioner according to claim 6, wherein: the electric control board is positioned above the air inlet of the second shell, and the keys and the display screen of the electric control board are exposed out of the front side wall of the second shell.

8. A low noise wall-penetrating air conditioner according to claim 1, wherein: the connecting piece comprises fixing plates fixedly arranged below the inner unit and the outer unit.

9. A low noise wall-penetrating air conditioner according to claim 1, wherein: including a compressor assembly located in the void; the compressor package is located on either the left or right side of the condenser.

10. A low noise wall-penetrating air conditioner according to claim 1, wherein: and a fresh air controller is arranged on the front side wall of the second shell.