CN111878912A - Outdoor unit radiating assembly, outdoor unit and air conditioner - Google Patents

Abstract

The present application provides an outdoor unit heat dissipation assembly, an outdoor unit and an air conditioner. The outdoor unit heat dissipation assembly includes a compressor cavity, which is mainly surrounded by a middle partition plate, a side plate and a chassis; the middle partition plate is provided with air outlet holes, and the side plate and/or the chassis is provided with air intake The air enters the compressor cavity through the air inlet hole, and is discharged from the compressor cavity through the air outlet hole. The air outlet holes are arranged on the middle partition plate of the compressor chamber, and the air inlet holes are arranged on the side plates and the chassis, so that the air outside the outdoor unit flows into the compressor chamber and is then led out from the air outlet holes, thereby reducing the air in the compressor chamber. temperature.

Description

Outdoor unit cooling components, outdoor units and air conditioners

technical field

The application belongs to the technical field of air conditioners, and in particular relates to a heat dissipation component of an outdoor unit, an outdoor unit and an air conditioner.

Background technique

When the outdoor unit of the air conditioner operates in a high temperature outdoor environment, the temperature of the controller components and the compressor will be very high, which will affect the normal operation of the air conditioner. At present, there are structures on the market to reduce the temperature of the controller components or the compressor cavity. There are cooling holes on the middle partition plate of the outdoor unit. The fan forces convection air into the compressor cavity through the cooling holes, and the heat is discharged from the wiring port. The air pressure of the chamber where it is located is lower than that of the compressor chamber, so the effect of heat removal is very poor; there is also a structure with heat dissipation holes next to the reactor element, but this structure can only reduce the temperature of a single controller element, not the entire electrical appliance. The temperature of the box and the compressor cavity, the cooling efficiency is low.

SUMMARY OF THE INVENTION

Therefore, the technical problem to be solved by the present application is to provide an outdoor unit heat dissipation assembly and an air conditioner, which can reduce the temperature in the compressor cavity.

In order to solve the above problems, the present application provides an outdoor unit heat dissipation assembly, including:

The compressor cavity is mainly surrounded by the middle partition plate, side plate and chassis;

Air outlet holes are arranged on the middle partition plate, and air inlet holes are arranged on the side plates and/or the chassis; air enters the compressor cavity through the air inlet holes and is discharged from the air outlet holes the compressor chamber.

Preferably, the air inlet hole is provided on the bottom of the handle of the side panel.

Preferably, the air outlet hole includes a square hole with a width not greater than 2.5mm.

Preferably, the air outlet holes are set as louver holes.

Preferably, the outdoor unit heat dissipation assembly further includes a heat dissipation fan, and the heat dissipation fan is arranged at the air outlet to facilitate air flow through the air outlet.

According to another aspect of the present application, an outdoor unit is provided, including the above-mentioned outdoor unit heat dissipation assembly.

Preferably, the outdoor unit includes a fan cavity, and a fan assembly and a heat exchanger are arranged in the fan cavity; the middle partition is provided between the compressor cavity and the fan cavity, and the air outlet hole There are two places, one where the air outlet is close to the fan assembly, and the other where the air outlet is close to the heat exchanger.

Preferably, an electrical box and a compressor are arranged in the compressor cavity, and the installation position of the electrical box is higher than the installation position of the compressor; the hole position of the air outlet close to the heat exchanger is lower in the electrical box and above the compressor.

Preferably, the air outlet close to the fan assembly is directly opposite to the outer cover air guide ring in the fan cavity.

According to yet another aspect of the present application, an air conditioner is provided, comprising the above-mentioned outdoor unit heat dissipation assembly or the above-mentioned outdoor unit.

A heat dissipation assembly for an outdoor unit provided by the present application includes: a compressor cavity, which is mainly surrounded by a middle partition plate, a side plate and a chassis; the middle partition plate is provided with an air outlet, and the side plate and/or The chassis is provided with air inlet holes; air enters the compressor chamber through the air inlet holes, and is discharged from the compressor chamber through the air outlet holes. The air outlet holes are arranged on the middle partition plate of the compressor chamber, and the air inlet holes are arranged on the side plates and the chassis, so that the air outside the outdoor unit flows into the compressor chamber and is then led out from the air outlet holes, thereby reducing the air in the compressor chamber. temperature.

Description of drawings

1 is a schematic structural diagram of an outdoor unit according to an embodiment of the application;

2 is a schematic structural diagram of a handle bottom according to an embodiment of the application;

FIG. 3 is a schematic structural diagram from another perspective of the outdoor unit according to the embodiment of the application;

4 is a schematic structural diagram of a compressor chamber of an outdoor unit according to an embodiment of the application;

FIG. 5 is another schematic structural diagram of an outdoor unit according to an embodiment of the present application.

Reference numerals are indicated as:

1. Compressor cavity; 11. Electrical box; 111. Electrical box cover; 12. Compressor; 2. Fan cavity; 21. Fan blade; 22. Heat exchanger; 23. Induction ring; 3. Middle baffle; 31, air outlet; 4, side plate; 41, handle; 411, air inlet; 5, cooling fan.

Detailed ways

Referring to FIG. 1 to FIG. 5 in combination, according to an embodiment of the present application, a heat dissipation assembly for an outdoor unit includes:

The compressor chamber 1 is mainly surrounded by the middle partition plate 3, the side plate 4 and the chassis;

The middle partition plate 3 is provided with an air outlet hole 31, and the side plate 4 and/or the chassis is provided with an air inlet hole 411; air enters the compressor chamber 1 through the air inlet hole 411, and is The air outlet 31 discharges the compressor chamber 1 .

In the present application, the air pressure in the compressor chamber 1 is lower than that of the fan chamber 2, the air outlet holes 31 are arranged on the middle partition plate 3 separating the two chambers, and the side plates 4 and/or the chassis of the compressor chamber 1 are arranged The air inlet hole 411 can form the air circulation from the compressor chamber 1 to the fan chamber 2, and it is convenient to introduce external air into the compressor chamber 1, so that the high-temperature gas in the compressor chamber 1 flows to the fan chamber 2, thereby reducing the the temperature of the equipment in the compressor chamber 1.

In some embodiments, the air inlet hole 411 is provided on the bottom of the handle of the side panel 4 .

An air inlet hole 411 is provided at the bottom of the handle to meet the performance requirements without affecting the appearance consistency of the whole machine. In addition, the hole located at the bottom of the handle can also play a certain waterproof role, preventing rainwater from pouring into the casing.

In some embodiments, the air outlet hole 31 includes a square hole with a width not greater than 2.5 mm.

Small-sized square holes are used, and multiple square holes are arranged according to the conventional design, which can be arranged in a dense and orderly manner horizontally and vertically, which can ensure smooth ventilation and prevent insects from entering the electrical box 11 .

In some embodiments, the air outlet holes 31 are configured as louver holes.

The air outlet holes 31 of the louver hole structure are arranged on the middle partition plate 3 , which can ensure ventilation and at the same time enhance the strength of the middle partition plate 3 .

In some embodiments, the heat dissipation assembly of the outdoor unit further includes a heat dissipation fan 5 , and the heat dissipation fan 5 is arranged at the air outlet 31 to facilitate air flow through the air outlet 31 .

The cooling fan 5 is arranged at the air outlet 31, which can increase the air flow, speed up the air circulation, and reduce the temperature more efficiently.

According to another embodiment of the present application, an outdoor unit is provided, including the outdoor unit heat dissipation assembly as described above.

Using the above-mentioned outdoor unit heat dissipation components in the outdoor unit can reduce the temperature of the compressor chamber 1 as soon as possible, and avoid the compressor 12 and the electrical box 11 in the compressor chamber 1 from being overheated and affecting the normal use of the equipment.

In some embodiments, the outdoor unit includes a fan chamber 2 , and a fan assembly and a heat exchanger 22 are arranged in the fan chamber 2 ; the middle partition plate 3 is arranged between the compressor chamber 1 and the fan chamber 2 In between, the air outlet 31 is provided at two places, one of the air outlets 31 is close to the fan assembly, and the other is close to the heat exchanger 22 .

Two air outlet holes 31 are set on the middle partition 3 separating the fan chamber 2 and the compressor chamber 1, and the corresponding position of each air outlet hole 31 is defined, and one of the air outlet holes 31 is close to the fan assembly , where the air outlet 31 is actually located on one side of the electrical box 11 on the side of the compressor chamber 1, so that the high-temperature air generated by the controller element of the electrical box 11 can be taken away directly, and the temperature can be cooled efficiently; The air outlet 31 is close to the heat exchanger 22, and the circulating air directly acts on the heat exchanger 22 to accelerate the heat exchange process.

In some embodiments, the compressor chamber 1 is provided with an electrical box 11 and a compressor 12 , and the installation position of the electrical box 11 is higher than the installation position of the compressor 12 ; The air outlet hole 31 is located lower than the electrical box 11 and higher than the compressor 12 .

Setting the hole position of the air outlet hole 31 at a position lower than the electrical box 11 and higher than the compressor 12 can not only prevent water from entering the electrical box 11 but also prevent the hole from being blocked by the soundproof cotton of the compressor 12, ensure air circulation, and realize compression. Cavity 1 cools down.

In some embodiments, the air outlet hole 31 close to the fan assembly is directly opposite to the casing guide ring 23 in the fan cavity 2 .

At the air outlet 31 near the fan assembly, the water droplets thrown from the fan blade 21 will be blocked by the guide ring 23, and cannot flow into the electrical box 11 through the air outlet 31, thus playing a waterproof role.

According to yet another embodiment of the present application, an air conditioner is provided, including the above-mentioned outdoor unit heat dissipation assembly or the above-mentioned outdoor unit.

Ventilation holes are arranged on the wall of the compressor cavity 1 of the outdoor unit of the air conditioner to realize the cooling method of air circulation. When the fan is working, the air pressure of the compressor chamber 1 is lower than that of the fan chamber 2, so air circulation can be formed from the compressor chamber 1 to the fan chamber 2.

For the compressor chamber 1, the side plate 4 and the chassis surface can be the air inlet side, the middle partition plate 3 surface is the air outlet side, especially the air inlet hole 411 is formed on the handle of the side plate 4, The openings form the air outlet 31, so that the normal temperature air outside the casing flows into the compressor cavity 1, and at the same time the high temperature air in the compressor cavity 1 flows out to the fan cavity 2, and the two form an air circulation, thereby reducing the compressor cavity 1 and the air. Controller element temperature.

The middle partition plate 3 is provided with two air outlet holes 31 , which are located on the side of the electrical box 11 and the side of the heat exchanger 22 respectively. The air outlet 31 on the side of the electrical box 11 is located next to the guide ring 23 in the fan cavity 2, so the high-temperature air generated by the controller element can be directly flowed away, and the temperature is efficiently cooled, and the water droplets thrown from the fan blade 21 will also be guided. The flow ring 23 is blocked and cannot flow into the interior of the electrical box 11 , which plays a waterproof role. The air outlet hole 31 on the side of the heat exchanger 22 is designed with an air hole 31 on the side of the middle partition 3 close to the heat exchanger 22. The hole position is lower than the electrical box 11 and higher than the compressor 12, which can prevent water from entering the electrical box 11. It can also prevent the holes from being blocked by the sound insulation cotton of the compressor 12, ensure air circulation, and realize the cooling of the compressor chamber 1.

The air outlet holes 31 designed on the middle partition 3 are all rectangular micro-holes with a width of not more than 2.5mm. The holes are arranged in a dense and orderly horizontal and vertical direction to ensure smooth ventilation and prevent insects from entering the electrical box 11 .

A cooling fan 5 can also be designed at the corresponding position of the air outlet 31, such as a fan. The fan is installed on the cover of the electrical box 11, which can increase the air flow from the compressor cavity 1 to the fan cavity 2, so as to speed up the air circulation and improve the Efficient cooling. In addition, the start of the fan is controlled by the internal temperature of the controller. Only when the temperature of the controller reaches a certain height under extreme conditions, the fan will be started to speed up the cooling, and the fan does not need to be turned on under normal working conditions to achieve the purpose of energy saving.

Due to the open-hole cooling structure adopted in this application, the air temperature in the electrical box 11 is reduced by 6°C, the temperature of the PFC inductance is reduced by 12.1°C, and the power device is reduced by about 5°C; and the open-hole structure on the side of the heat exchanger 22 can reduce the PFC inductance. 2-3°C.

Those skilled in the art can easily understand that, under the premise of no conflict, the above embodiments can be combined and superimposed freely.

The above descriptions are only preferred embodiments of the present application and are not intended to limit the present application. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present application shall be included in the protection of the present application. within the range. The above are only the preferred embodiments of the present application. It should be pointed out that for those skilled in the art, without departing from the technical principles of the present application, several improvements and modifications can be made. These improvements and modifications It should also be regarded as the protection scope of this application.

Claims (10)

1. An outdoor unit heat dissipation assembly, comprising:

the compressor cavity (1) is mainly enclosed by a middle partition plate (3), a side plate (4) and a chassis;

an air outlet hole (31) is formed in the middle partition plate (3), and an air inlet hole (411) is formed in the side plate (4) and/or the chassis; air enters the compressor cavity (1) through the air inlet holes (411) and is discharged out of the compressor cavity (1) through the air outlet holes (31).

2. The outdoor unit heat dissipation assembly of claim 1, wherein the air inlet holes (411) are formed in the bottom of the handle of the side panel (4).

3. The outdoor unit radiating assembly of claim 1 or 2, wherein the outlet hole (31) comprises a square hole having a width of not more than 2.5 mm.

4. The outdoor unit radiating assembly of claim 3, wherein the outlet hole (31) is formed as a louver hole.

5. The outdoor unit heat dissipation assembly of claim 1, further comprising a heat dissipation fan (5), wherein the heat dissipation fan (5) is disposed at the outlet (31) to promote air flow through the outlet (31).

6. An outdoor unit comprising the outdoor unit heat dissipating module according to any one of claims 1 to 5.

7. The outdoor unit of claim 6, wherein the outdoor unit comprises a fan chamber (2), and a fan assembly and a heat exchanger (22) are arranged in the fan chamber (2); establish median septum (3) compressor chamber (1) with between fan chamber (2), exhaust vent (31) are equipped with two places, and one department exhaust vent (31) are close to the fan subassembly, and another department exhaust vent (31) are close to heat exchanger (22).

8. The outdoor unit of claim 7, wherein an electric box (11) and a compressor (12) are arranged in the compressor chamber (1), and the installation position of the electric box (11) is higher than that of the compressor (12); the hole position of the air outlet (31) close to the heat exchanger (22) is lower than the electrical box (11) and higher than the compressor (12).

9. The outdoor unit of claim 7, wherein the discharge hole (31) adjacent to the fan assembly is opposite to the housing bead (23) in the fan chamber (2).

10. An air conditioner comprising the outdoor unit heat dissipating module according to any one of claims 1 to 5 or the outdoor unit according to any one of claims 6 to 9.

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