CN218469193U - Outdoor machine of air conditioner - Google Patents

Abstract

The utility model discloses an outdoor unit of an air conditioner, which comprises a casing, an electric control board and a fan assembly. The inside of the casing is divided into a first chamber and a second chamber by a partition. On one side of the room, the fan assembly is set in the second chamber, the casing is provided with a first air inlet and a first air outlet, the first chamber communicates with the outside of the casing through the first air inlet, and the second chamber communicates with the outside of the casing through the first air inlet. The air outlet communicates with the outside of the casing, the fan assembly is aligned with the first air outlet, a shroud is provided on the wall of the second chamber and adjacent to the first air outlet, and the partition is provided to communicate with the first chamber and the second air outlet. The ventilation channel of the chamber, the ventilation channel is aligned with the outer side wall of the shroud. The air conditioner outdoor unit of the utility model can form air convection during operation, discharge the heat inside the casing to the outside, have good heat dissipation effect, and have good waterproof effect at the same time, and can prevent short circuit caused by water entering the electric control board.

Description

Air conditioner outdoor unit

technical field

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

Background technique

Air conditioners are common household appliances in people's daily life. Among them, the air conditioner generally includes an air conditioner indoor unit and an air conditioner outdoor unit. When the air conditioner is working outdoors, the electronic components will generate a lot of heat. If the heat cannot be effectively dissipated, the cooling and heating effects of the air conditioner will be reduced, and even the electronic components will be damaged.

Existing air conditioner outdoor units are usually provided with partitions to separate the interior of the air conditioner outdoor unit into a fan chamber and a compressor chamber, and electronic components are installed on one side of the partition located in the compression chamber. There are heat dissipation holes on the partition, and the electronic components are aligned with the heat dissipation holes. The air can enter the compressor cavity, flow through the electronic components, pass through the heat dissipation holes, and then be discharged from the fan cavity. This heat dissipation method has the following defects: poor waterproof effect , In rainy weather, the fan may reverse and suck rainwater into the fan cavity. The rainwater is easy to splash to the electric control board through the cooling holes as the fan blades rotate, and the electric control board has a risk of short circuit.

Utility model content

The purpose of the embodiment of the utility model is to provide an outdoor unit of an air conditioner, which has a simple structure and has good heat dissipation performance and waterproof effect.

For reaching above-mentioned purpose, the utility model adopts following technical scheme:

An air conditioner outdoor unit is provided, including a casing, an electric control board and a fan assembly, the interior of the casing is divided into a first chamber and a second chamber by a partition, and the electric control board is arranged at the position of the partition On one side of the first chamber, the fan assembly is arranged in the second chamber, the casing is provided with a first air inlet and a first air outlet, and the first chamber passes through the second An air inlet communicates with the outside of the casing, the second chamber communicates with the outside of the casing through the first air outlet, the fan assembly is aligned with the first air outlet, and the second chamber A shroud is provided on the cavity wall of the chamber and adjacent to the first air outlet, and a ventilation channel is provided on the partition, and the ventilation channel communicates with the first chamber and the second chamber, and the ventilation channel communicates with the first chamber and the second chamber. The ventilation passage faces the outer side wall of the wind deflector so that the outer side of the wind deflector completely blocks the ventilation passage.

As a preferred solution for the outdoor unit of the air conditioner, a convex hull structure protrudes from one side of the partition facing the second chamber, the convex hull structure has a flow guide cavity, and the convex hull structure is provided with a communicating The second chamber and the second air outlet of the guide cavity, the second air outlet is set upward, and the partition is provided with a second air outlet connecting the guide cavity and the first chamber. Air inlets to form the ventilation channels.

As a preferred solution for the outdoor unit of the air conditioner, an installation hole is provided through the side wall of the casing, and a handle is provided in the installation hole, and a groove is arranged on a side of the handle away from the casing, and the concave A buckle hand is arranged at the notch in the groove.

As a preferred solution of the outdoor unit of the air conditioner, the bottom of the groove penetrates through the first air inlet, and the handle part blocks the first air inlet.

As a preferred solution of the outdoor unit of the air conditioner, the top groove wall of the groove is inclined downward from the bottom of the groove to the notch of the groove.

As a preferred solution of the outdoor unit of the air conditioner, at least part of the fan assembly is located in the wind deflector.

As a preferred solution for the outdoor unit of the air conditioner, the partition board includes a first board and a second board arranged at an angle, the electric control board is arranged on the first board, and the ventilation channel is arranged on the On the second board, the first board and the wall of the first chamber provided with the first air inlet are provided at an angle, and the first air inlet faces the first board.

As a preferred solution for the outdoor unit of the air conditioner, electronic components are provided on one side of the electric control board, a radiator is provided on a side of the electric control board away from the electronic components, and a radiator is provided on the first board for all The radiator extends to the through slot of the second chamber, so as to discharge the heat of the electric control board to the second chamber.

As a preferred solution of the outdoor unit of the air conditioner, the second plate is provided with a water baffle facing the second chamber, and the water baffle is adjacent to the through groove to cover the electric control board.

As a preferred solution of the outdoor unit of the air conditioner, the included angle between the first board and the second board support is α, and α is 110°-150°.

Beneficial effects: negative pressure is formed inside the casing when the fan is running, and air convection is formed between the first air inlet and the first air outlet, and the outside air can continuously enter the first chamber from the first air inlet, and the air in the first chamber The electric control board dissipates heat, then discharges the heat to the second chamber through the ventilation channel, and discharges it from the first air outlet through the shroud to dissipate heat from the first chamber; and the shroud can cool the air in the second chamber. The air creates a diversion effect, increases the flow rate of the air, and quickly discharges the air from the first air outlet, thereby improving the heat dissipation efficiency of the outdoor unit of the air conditioner. Splashing water droplets are formed, and the shroud can prevent water droplets from splashing to the second air outlet, prevent water from entering the first chamber from the ventilation channel, and avoid short circuit of the electric control board.

Description of drawings

The utility model will be described in further detail below according to the accompanying drawings and embodiments.

Fig. 1 is an exploded assembly view of an outdoor unit of an air conditioner according to an embodiment of the present invention.

Fig. 2 is a top view of the outdoor unit of the air conditioner according to the embodiment of the present invention.

Fig. 3 is a partial structural diagram of the outdoor unit of the air conditioner according to the embodiment of the present invention.

FIG. 4 is an enlarged view of A in FIG. 1 .

Fig. 5 is a structural schematic diagram of the handle of the outdoor unit of the air conditioner according to the embodiment of the present invention.

Fig. 6 is a schematic diagram of the first structure of the partition of the outdoor unit of the air conditioner according to the embodiment of the present invention.

Fig. 7 is a second structural schematic diagram of the partition plate of the outdoor unit of the air conditioner according to the embodiment of the present utility model.

In the picture:

1. Case; 11. First chamber; 12. Second chamber; 13. First air inlet; 14. First air outlet; 15. Mounting hole; 2. Electric control board; 21. Electronic components; 22 , radiator; 3, fan assembly; 31, fan; 4, clapboard; 41, second air inlet; 42, first plate; 421, through groove; 43, second plate; 431, water retaining plate; 5, 6. Ventilation channel; 7. Convex hull structure; 71. Second air outlet; 8. Handle; 81. Groove; 811. Groove bottom; 812. Notch; 813. Top groove wall; 814. Bottom Tank wall; 82, buckle handle; 9, compressor assembly.

Detailed ways

In order to make the technical problem solved by the utility model, the technical scheme adopted and the technical effect achieved clearer, the technical scheme of the embodiment of the utility model will be further described in detail below in conjunction with the accompanying drawings. Obviously, the described embodiment is only Some embodiments of the utility model, but not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art without making creative efforts belong to the protection scope of the present utility model.

As shown in Figures 1 to 5, an air conditioner outdoor unit provided by the utility model includes a casing 1, an electric control board 2 and a fan assembly 3, and the inside of the casing 1 is divided into a first chamber 11 by a partition 4 and the second chamber 12, the first chamber 11 and the second chamber 12 are distributed along the horizontal direction, the electric control board 2 is arranged on the side surface of the partition plate 4 located in the first chamber 11, and the fan assembly 3 is arranged on the second In the second chamber 12, the casing 1 is provided with a first air inlet 13 and a first air outlet 14, the first chamber 11 communicates with the outside of the casing 1 through the first air inlet 13, and the second chamber 12 communicates with the outside of the casing 1 through the first air inlet 13. The air outlet 14 communicates with the outside of the casing 1, the fan assembly 3 includes a fan 31, and the fan 31 is aligned with the first air outlet 14, and a flow guide is provided on the wall of the second chamber 12 adjacent to the first air outlet 14. Cover 5, dividing plate 4 is provided with ventilation channel 6, and ventilation channel 6 communicates with first chamber 11 and second chamber 12, and ventilation channel 6 is arranged at intervals with guide cover 5, and the outer side wall of ventilation channel 6 and guide cover 5 Alignment, and the area of the outer side of the wind deflector 5 facing the ventilation passage 6 is larger than the area size of the ventilation passage 6 , and the outer side of the wind deflector 5 can completely block the ventilation passage 6 .

It can be understood that when the fan 31 is running, the inside of the casing 1 forms a negative pressure, air convection is formed between the first air inlet 13 and the first air outlet 14, and the outside air can continuously enter the first chamber 11 from the first air inlet 13 Inside, the electric control board 2 in the first chamber 11 dissipates heat, and then discharges the heat to the second chamber 12 through the ventilation channel 6, and discharges the heat from the first air outlet 14 through the shroud 5, so that the first chamber chamber 11 to dissipate heat; and the shroud 5 can produce a diversion effect on the air in the second chamber 12, increase the flow velocity of the air, and quickly discharge the air from the first air outlet 14, thereby improving the heat dissipation efficiency of the air conditioner outdoor unit, At the same time, when the blower fan 31 reverses, the rainwater is sucked into the second chamber 12, and the blower fan 31 rotates to form splashed water droplets. The shroud 5 can prevent the water droplets from splashing to the ventilation channel 6, preventing the water droplets from ventilating. The channel 6 enters the first chamber 11 to prevent the electrical control board 2 from entering the water and causing a short circuit.

It should be noted that the arrows in FIG. 2 indicate the flow direction of the air in the casing 1 .

Specifically, at least part of the fan assembly 3 is located in the wind deflector 5, and the wind deflector 5 can guide the airflow to increase the flow velocity of the air.

Exemplarily, the outdoor unit of the air conditioner also includes a compressor assembly 9, and the compressor assembly 9 is arranged in the first chamber 11, that is, the first chamber 11 is a compressor chamber, and the second chamber 12 is a fan chamber. The plate 2 and the ventilation channel 6 are located above the compressor assembly 9 . The compressor assembly 9 includes components such as a compressor, a valve body, and pipelines. The installation of each component is dense, which is easy to increase the wind resistance of the air. By placing the electric control board 2 and the ventilation channel 6 above the compressor assembly 9, most of the air Without going through the compressor assembly 9, the wind resistance can be reduced, and the heat can be discharged out of the casing 1 quickly, thereby improving the heat dissipation efficiency.

In this embodiment, as shown in Fig. 4, Fig. 6 and Fig. 7, a side surface of the partition 4 facing the second chamber 12 is provided with a convex structure 7, and the convex structure 7 has a guide cavity (not marked in the figure). out), the convex hull structure 7 is provided with a second air outlet 71 communicating with the second chamber 12 and the diversion cavity, the second air outlet 71 is set upwards, and the partition 4 is provided with a second air outlet 71 communicating with the diversion chamber and the first chamber 11 The air in the first chamber 11 can enter the ventilation passage 6 from the second air inlet 41 to form the ventilation channel 6 , and flow to the second chamber 12 from the second air outlet 71 . The convex hull structure 7 can block the second air inlet 41 and prevent water droplets from entering the first chamber 11 from the second air inlet 41. In this embodiment, the reverse direction of the fan 31 is counterclockwise, and the second air outlet 71 Set upwards, when the fan 31 reverses, the water droplets on the side close to the partition 4 will splash from bottom to top, and the water droplets will not splash to the second air outlet 71 under the blocking of the convex structure 7, Water droplets can be prevented from entering the ventilation channel 6 and flowing into the first chamber 11 .

Wherein, the top refers to the part near the upper part of the casing 1 after the outdoor unit of the air conditioner is installed, and the bottom refers to the part near the lower side of the casing 1 after the outdoor unit of the air conditioner is installed.

Preferably, the partition plate 4 is provided with a plurality of second air inlets 41 at intervals along the vertical direction, and there are a plurality of convex structures 7 to form a plurality of independent ventilation channels 6 . This design can improve the circulation efficiency of the air, and the cross section of the convex hull structure 7 is an arc structure, that is, the convex hull structure 7 bends from the second air inlet 41 toward the second air outlet 71, and the arc convex hull structure 7 can Guide the air to speed up the air flow and improve the heat dissipation effect.

Specifically, as shown in Figures 1 to 5, the partition 4 includes a first plate 42 and a second plate 43 arranged at an angle, the electric control board 2 is arranged on the first plate 42, and the ventilation channel 6 is arranged on the second On the board 43 , the first board 42 and the wall of the second chamber 12 provided with the first air inlet 13 are arranged at an angle, and the first air inlet 13 faces the first board 42 . The air flow direction through the first air inlet 13 has an included angle with the second plate 43, the first plate 42 can guide the air to speed up the air flow, and at the same time, the air can fully contact the electric control board 2 and dissipate heat , and then flow to the ventilation channel 6 on the second plate 43 and enter the second chamber 12 to discharge the heat out of the casing 1, which is beneficial to improve the heat dissipation efficiency.

Further, in order to improve the air diversion effect, the second plate 43 is parallel to the wall of the first chamber 11 having the first air inlet 13, and the angle between the first plate 42 and the second plate 43 is α, α is 110° to 150°.

Preferably, α is 125°.

Specifically, an electronic component 21 is provided on one side of the electronic control board 2, a radiator 22 is provided on a side of the electronic control board 2 away from the electronic component 21, and a radiator 22 is provided on the first board 42 for the radiator 22 to extend to the second chamber 12. The through groove 421. The heat sink 22 can absorb the heat of part of the electronic components 21, and discharge it from the second chamber 12 to the outside of the casing 1 under the action of negative pressure, further improving the heat dissipation efficiency, and the fan 31 is arranged in the second chamber 12 opposite to the second chamber 12. On the side wall of the air outlet 14, and towards the first air outlet 14, that is, the fan 31 and the first plate 42 are also arranged at an angle, so that the water droplets are not easy to splash to the radiator 22, and the radiator 22 can also block the water. Beads prevent water droplets from corroding the electric control board 2 and electronic components 21.

In another embodiment, the electronic component 21 is installed on the side of the electric control board 2 facing the first chamber 11, and a heat conducting member is arranged between the electric control board 2 and the first board 42, and the radiator 22 is arranged on the first chamber 11. On the side of a board 42 away from the first chamber 11 , the heat conducting member can transfer the heat of the electric control board 2 and electronic components 21 to the first board 42 and absorb it into the second chamber 12 through the radiator 22 . The radiator 22 is installed independently from the electric control board 2 and the electronic components 21 , and the first board 42 does not need to be provided with the through groove 421 , which can prevent water droplets from being splashed onto the electric control board 2 and the electronic components 21 from the through groove 421 .

Further, the second plate 43 is provided with a water baffle 431 facing the second chamber 12 , and the water baffle 431 is adjacent to the through groove 421 . The water baffle 431 is integrally formed with the second plate 43 , and the water baffle 431 can cover the electric control board 2 and prevent water droplets from splashing to the electric control board 2 .

In this embodiment, as shown in FIG. 1 and FIG. 5 , a mounting hole 15 is provided through the side wall of the casing 1 , and a handle 8 is provided in the mounting hole 15 . The groove 81 is provided with a clasp 82 at the notch 812 inside the groove 81 . By setting the groove 81 , the handle portion 82 can be held from the groove 81 , so as to apply force to carry the air conditioner outdoor unit.

Specifically, the handle portion 82 extends from the top groove wall 813 of the groove 81 toward the center of the groove 812, and the first air inlet 13 penetrates the groove bottom 811 of the groove 81, that is, the groove bottom 811 of the groove 81 is provided with a second An air inlet 13 , the first air inlet 13 communicates with the installation hole 15 , and the clasp 82 faces and blocks the first air inlet 13 . The handle 82 will not completely block the notch 812 of the groove 81, air can pass through the first air inlet 13 from the groove 81 and enter the first chamber 11, and the handle 82 can block rainwater from entering the first chamber 11. The tuyere 13 enters into the first chamber 11 to further improve the waterproof effect of the outdoor unit of the air conditioner.

Preferably, the top groove wall 813 of the groove 81 is inclined downward from the groove bottom 811 toward the notch 812 . In this design, the area of the bottom 811 of the groove 81 covered by the handle 82 is larger, which can increase the size of the first air inlet 13, increase the amount of air entering the first chamber 11, thereby improving the heat dissipation effect, and the groove 81 The sloped setting of the top groove wall 813 is more conducive to holding the handle 82 .

Further, the bottom groove wall 814 of the groove 81 is also inclined downward from the groove bottom 811 toward the notch 812, and the bottom groove wall 814 of the groove 81 can conduct air flow, which is conducive to the air flowing into the first groove in the groove 81. Air inlet 13.

It should be noted that the bottom of the groove 811 is the groove wall of the groove 81 facing the outdoor unit of the air conditioner, the notch 812 is an opening formed on the side of the handle 8 away from the outdoor unit of the air conditioner and communicates with the groove 81, and the top groove wall 813 is the outdoor unit of the air conditioner After installation, the groove 81 is close to the groove wall above the casing 1 , and the bottom groove wall 814 is the groove wall near the bottom of the casing 1 after the air conditioner outdoor unit is installed.

In this embodiment, there are multiple first air inlets 13 , and the plurality of first air inlets 13 are arranged at intervals along the width direction of the groove 81 , and the width of the first air inlets 13 is less than 2 mm. The first air inlet 13 of this design can ensure that enough air enters the first chamber 11 for heat dissipation, and at the same time, the narrower first air inlet 13 can prevent most insects from entering the casing 1, which has a good insect-proof effect.

Claims (10)

1. An air conditioner outdoor unit, comprising a casing, an electric control board and a fan assembly, the interior of the casing is divided into a first chamber and a second chamber by a partition, and the electric control board is arranged on the partition Located on one side of the first chamber, the fan assembly is arranged in the second chamber, the casing is provided with a first air inlet and a first air outlet, and the first chamber passes through the The first air inlet communicates with the outside of the casing, the second chamber communicates with the outside of the casing through the first air outlet, and the fan assembly is aligned with the first air outlet, wherein, A shroud is provided on the wall of the second chamber and adjacent to the first air outlet, and a ventilation channel is provided on the partition, and the ventilation channel communicates with the first chamber and the second chamber. In the chamber, the ventilation passage faces the outer side wall of the wind deflector so that the outer side of the wind deflector completely blocks the ventilation passage. 2. The outdoor unit of an air conditioner according to claim 1, wherein a convex structure is provided protruding from a side of the partition facing the second chamber, and the convex structure has a flow guide cavity, so that The convex hull structure is provided with a second air outlet communicating with the second chamber and the guide cavity, the second air outlet is set upward, and the partition is provided with a second air outlet communicating with the guide cavity and the guide cavity. The second air inlet of the first chamber is used to form the ventilation channel. 3. The outdoor unit of an air conditioner according to claim 1, wherein a mounting hole is formed through the side wall of the casing, and a handle is provided in the mounting hole, and the handle is disposed on a side of the casing away from There is a groove, and a buckle hand is arranged at the notch in the groove. 4 . The air conditioner outdoor unit according to claim 3 , wherein the first air inlet runs through the bottom of the groove, and the handle portion blocks the first air inlet. 5 . 5 . The air conditioner outdoor unit according to claim 4 , wherein the top wall of the groove slopes downward from the bottom of the groove to the notch of the groove. 6 . 6 . The air conditioner outdoor unit according to claim 1 , wherein at least part of the fan assembly is located in the air deflector. 7 . 7. The outdoor unit of an air conditioner according to any one of claims 1 to 6, wherein the partition plate includes a first plate and a second plate arranged at an angle, and the electric control board is arranged on the second plate. On the first board, the ventilation channel is arranged on the second board, the first board is arranged at an angle with the wall of the first chamber provided with the first air inlet, and the first The air inlet faces the first plate. 8. The air conditioner outdoor unit according to claim 7, characterized in that electronic components are provided on one side of the electric control board, and a radiator is provided on a side of the electric control board away from the electronic components, the The first board is provided with a through slot for the radiator to extend to the second chamber, so as to discharge the heat of the electric control board to the second chamber. 9. The air conditioner outdoor unit according to claim 8, wherein the second plate is provided with a water baffle facing the second chamber, and the water baffle is adjacent to the through groove to shield the The electric control board. 10 . The air conditioner outdoor unit according to claim 7 , wherein the angle between the first plate and the second plate is α, and α is 110°˜150°. 11 .

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