CN219243751U - Electric control box structure and air conditioner with same - Google Patents

Abstract

The utility model provides an electric control box structure and an air conditioner with the same. The electric control box structure includes a box structure surrounded by a top cover, a front panel, a side wall, a rear wall and a bottom plate. The air inlet is provided with a heat dissipation window near the top cover on the side wall, a second protective cover is arranged on the heat dissipation window, the lower side of the second protective cover is opened, and a connecting plate is arranged on the top cover, and the connecting plate For the fixed installation of the electric control box, a fixed boss is arranged on the side wall, and a side flange is arranged on the connecting plate, and the fixed boss is fixedly connected with the side flange. The utility model sets the heat dissipation port on the rear plate of the electric control box, and sets the heat dissipation window on the side plate, and through the setting of the first protective cover and the second protective cover, the electric control box has the Good waterproof performance, through the setting of the fixed boss, the connection plate is fixedly connected with the side wall of the electric control box, avoiding drilling holes on the top of the electric control box, and further improving its waterproof performance.

Description

An electric control box structure and an air conditioner having the same

technical field

The utility model relates to the field of air conditioners, in particular to an electric control box structure and an air conditioner with the same.

Background technique

Along with economic development, the use of air conditioner is more and more general. The outdoor unit of the air conditioner is usually placed in an outdoor environment. Electrical components such as integrated circuit boards and terminal boards are installed in the electric control box of the outdoor unit to realize the connection and control with the indoor unit, and at the same time, the power interface that can be electrically connected to the external power supply . When the air conditioner is working, the electrical components will generate heat. When the air conditioner runs for too long, the electrical components will accumulate more heat. If the heat cannot be dissipated in time, the air conditioner is prone to failure and other hidden dangers. At the same time, the life of the control board will be shortened, which will seriously affect the performance of the air conditioner.

In order to achieve the purpose of heat dissipation of electrical components, the electric control box is usually provided with openings, so that the heat can be dissipated in time. However, if rainwater infiltrates into the unit during rainy days, it will seriously affect the life and safety of the air conditioner.

Utility model content

The utility model solves the problem that in the prior art, in order to ensure the heat dissipation of the electrical components, an opening is provided on the electric control box, and rainwater easily seeps into the interior of the electric control box through the opening, which affects the life and safety of the air conditioner.

In order to solve the above problems, the utility model discloses an electric control box structure, which includes a box structure surrounded by a top cover, a front panel, a side wall, a rear wall and a bottom plate, and an air inlet is arranged on the bottom plate. A heat dissipation window is arranged on the side wall close to the top cover, and a second protective cover is arranged on the heat dissipation window, and the lower side opening of the second protective cover is used for the exhaust of the heat dissipation window and waterproof, a connection plate is provided on the top cover, the connection plate is used for the fixed installation of the electric control box, a fixed boss is provided on the side wall, and side flanges are provided on the connection plate , the fixed boss is fixedly connected with the side flange.

The setting of the second protective cover can effectively prevent rainwater from entering the inside of the electric control box through the heat dissipation window, thereby effectively protecting its internal components and improving the safety of the electric control box. The setting is used to fix the connection plate, which realizes the fixed connection between the connection plate and the side wall, and does not need to connect the horizontal flange to the top cover, so there is no need to punch holes on the top cover, which ensures the integrity of the top cover. While improving the assembly performance of the electric control box, the waterproof performance of the electric control box is further improved.

Further, the top cover includes a top cover main body, and a visor structure extending downward is arranged on the peripheral side of the top cover main body, and the heat dissipation window and the fixing boss are arranged on the lower side of the visor structure.

The brim structure is sleeved on the top of the front panel, the rear wall and the two side walls, covering the gap between the top cover and the front panel, the rear wall and the two side walls, preventing rainwater from seeping into the electric control box from the gap Inside, its waterproof performance has been greatly improved.

Further, a heat dissipation port is provided near the top of the rear wall, and a first protective cover is provided on the rear side of the box structure, and the first protective cover is used for exhausting and waterproofing of the heat dissipation port , the top end of the first shield is provided with a shield top, and the brim structure is sleeved on the shield top.

This setting can further improve the heat dissipation performance of the electric control box, and the waterproof performance of the electric control box can be guaranteed due to the setting of the first protective cover.

Further, the second protective cover includes a guard plate, a top plate and two opposite side plates, and the top plate and the two side plates surround the side of the guard plate to form a cover-like structure with an open lower side.

The hood-like structure covers the heat dissipation window, avoiding the risk of rainwater entering the electric control box through the heat dissipation window, and improving the waterproof performance of the electric control box. At the same time, the hot air discharged from the heat dissipation window is discharged from the bottom opening of the hood-like structure. Does not affect the heat dissipation performance of the electric control box.

Further, the second protective cover further includes a top flap and at least one side flap, the top flap is connected to the top panel, and the side flap is connected to the side panels.

The top flap and the side flaps are used for fixed connection with the side walls. When assembling, the top flaps and the side flaps are attached to the side walls to ensure the smooth connection between the second protective cover and the side walls. At the same time, the gaps between the side panels, the top panel and the side walls are covered to further improve the waterproof performance of the second protective cover.

Further, a fourth connection hole is provided on the top flap, a fifth connection hole is provided on the side flap, a first connection hole and a second connection hole are provided on the side wall, and the first connection The hole is arranged in cooperation with the fourth connection hole, and the second connection hole is arranged in cooperation with the fifth connection hole.

During the fixed connection, the screws pass through the fourth connection hole and the first connection hole in turn to realize the fixed connection between the top flap and the side wall, and the screws pass through the fifth connection hole and the second connection hole in turn to realize the fixation of the side flap and the side wall connect.

Further, an inclined portion is provided at the end of the top end of the side flap away from the side plate.

The inclined portion guides the water on the surface of the side wall to a certain extent, prevents water from accumulating on the top of the side flap, and ensures the waterproof performance of the second protective cover.

Further, the angle between the inclined portion and the vertical direction is denoted as α, and α is between 120° and 150°.

When α is in the above range, it has a good guiding effect, avoids water accumulation on the top of the side flap, and ensures the waterproof performance of the second protective cover.

Further, the heat dissipation window and the fixing boss are arranged side by side in the front-rear direction, the fixing boss is arranged near the front side, and the heat dissipation window is arranged near the rear side.

This setting sets the connecting plate close to the front side of the top cover, which helps to arrange the connecting plate close to the front side of the electric control box, so as to prevent the connecting plate from occupying too much space on the upper side of the electric control box and facilitate other components. setting.

The utility model also discloses an air conditioner, the air conditioner includes an outdoor unit, and the outdoor unit includes the above electric control box structure.

The advantages of the air conditioner and the electric control box structure above are the same as those of the prior art, and will not be repeated here.

Compared with the prior art, the electric control box structure described in the utility model and the air conditioner with it have the following advantages:

The utility model accelerates the heat discharge efficiency inside the electric control box by setting the heat dissipation window on the side plate of the electric control box and the heat dissipation port on the rear wall, and significantly improves the heat dissipation performance of the electric control box. The setting of the protective cover and the second protective cover makes the heat dissipation port and the heat dissipation window both have good waterproof performance, avoiding the risk of rainwater infiltrating into the electric control box, and ensuring the safety of the internal components of the electric control box. At the same time, by fixing The setting of the boss fixedly connects the connecting plate with the side wall of the electric control box, avoids punching holes in the top of the electric control box, and further improves the waterproof performance of the electric control box while ensuring the performance of the electric control box. The utility model has the advantages of simple structure and convenient installation, and ensures its waterproof effect under the condition of improving the heat dissipation effect of the electric control box.

Description of drawings

Fig. 1 is a schematic diagram of the three-dimensional structure of the electric control box described in the embodiment of the present invention;

Fig. 2 is a side view of the electric control box described in the embodiment of the present invention;

Fig. 3 is a cross-sectional view of the electric control box described in the embodiment of the present invention;

Fig. 4 is a partially enlarged schematic diagram of part A in Fig. 3;

Fig. 5 is a partially enlarged schematic diagram of part B in Fig. 3;

Fig. 6 is a schematic structural view of the second protective cover according to the embodiment of the present invention;

Fig. 7 is a side view of the second protective cover according to the embodiment of the present invention;

Fig. 8 is a top view of the second protective cover according to the embodiment of the present invention;

Fig. 9 is a schematic diagram of the three-dimensional structure of the second protective cover according to the embodiment of the present invention;

Fig. 10 is a schematic perspective view of the second protective cover at another angle according to the embodiment of the present invention.

Explanation of reference signs:

1-side wall; 11-radiation window; 12-fixed boss; 121-third connection hole; 13-first connection hole; 14-second connection hole; 2-top cover; 21-top cover main body; 22- Hat brim structure; 3-first protective cover; 31-exhaust window; 32-guard top; 33-sealing plate; 331-bottom through hole; 34-turning edge; 4-second protective cover; ;42-top plate; 43-guard plate; 44-top folded plate; 441-fourth connecting hole; 45-side folded plate; 451-fifth connecting hole; Main body; 52-horizontal flange; 53-side flange; 6-radiation opening; 7-air flow channel; 8-air inlet.

Detailed ways

In order to make the purpose, technical solutions and advantages of the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the described embodiments are some of the embodiments of the present invention, but not all of them. The specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model. It should be noted that, in the case of no conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other.

In the prior art, there are many electrical components inside the electric control box, which will generate heat during operation. If the heat is not dissipated in time, it will easily lead to shortened life of the control board and seriously affect the performance of the air conditioner. In order to achieve For the purpose of heat dissipation, air conditioners are usually equipped with air intake holes and exhaust holes to facilitate the timely discharge of heat. Due to the action of the unit fan, the internal circulating air flows from outside to inside, from bottom to top, so the exhaust holes are usually set On the top cover 2 of the air conditioner, considering that rainwater is easy to enter the inside of the electric control box through the vent hole on the top cover 2 when rainwater invades, an airtight cover plate is usually arranged on the upper side of the top cover 2 in the prior art, and the Keep a certain distance between the cover plate and the top cover 2 to form an air duct to discharge the heat-exchanged gas, or set a heat dissipation structure on the side wall 1 or the rear wall of the electric control box, but due to the operation of the electric control box When the heat generated is relatively large, it is difficult for the heat dissipation structure installed on the side wall 1 or the rear wall to discharge all the heat in time, and there is still a risk of the internal temperature of the electric control box being too high. In addition, in order to facilitate installation, on some electric control boxes Set the connection plate 5, which is fixedly connected with the top cover 2 of the electric control box. It is necessary to drill a hole at the connection position between the top cover 2 and the connection plate 5. The hole is easily soaked by rainwater and water seepage occurs, affecting the inside of the electric control box. Component safety.

An electric control box structure and an air conditioner having the same according to the embodiment of the utility model will be described in detail below in conjunction with the accompanying drawings.

Example 1

The present embodiment provides an electric control box structure, as shown in Fig. 1 and Fig. 2, comprising a box structure surrounded by a top cover 2, a front panel, a side wall 1, a rear wall and a bottom plate, on which a There is an air inlet 8, and a heat dissipation window 11 is arranged on the position close to the top cover 2 on the side wall 1, and a second protective cover 4 is arranged on the heat dissipation window 11, and the lower part of the second protective cover 4 The side opening is used for the exhaust and waterproof of the heat dissipation window 11. A connecting plate 5 is arranged on the top cover 2, and the connecting plate 5 is used for the fixed installation of the electric control box. On the side wall 1 A fixing boss 12 is provided, and a side flange 53 is arranged on the connecting plate 5 , and the fixing boss 12 is fixedly connected with the side flange 53 . Through the above settings, during the working process of the electric control box, the air in the electric control box absorbs the heat generated during the working process and converts it into lighter hot air. The hot air rises to the position close to the top cover 2 and is discharged from the heat dissipation window 11. During the rising process of the hot air, a local low pressure is formed at the bottom of the box body structure, thereby attracting the outside air to enter the electric control box from the air inlet 8, forming a circulation heat exchange of the air inside the electric control box, thus effectively improving the electric control box. The heat dissipation performance of the control box, the setting of the second protective cover 4 can effectively prevent rainwater from entering the inside of the electric control box through the heat dissipation window 11, thereby effectively protecting its internal components and improving the use safety of the electric control box. The connecting plate 5 includes a connecting plate main body 51, and a horizontal fold 52 is arranged at the bottom of the connecting plate main body 51, and the horizontal fold 52 is fitted to the top cover 2, and the left and right ends of the horizontal fold 52 are provided with The side flange 53 is provided with a fixed boss 12 correspondingly on the side wall 1, a third connection hole 121 is provided on the fixed boss 12, a sixth connection hole is provided on the side flange 53, and the first The three connection holes 121 and the sixth connection hole are cooperatingly arranged, and the two are fixedly connected by screws. The setting of the fixed boss 12 and the side flange 53 is used to fix the connection plate 5, so that the connection between the connection plate 5 and the side wall 1 is realized. Fixed connection, because the top cover 2 is a planar plate structure, when there is water on the surface of the electric control box, the water stays on the top cover 2 for the longest time, if there is a hole in the top cover 2, there will be water passing through the opening There is no risk of holes penetrating into the interior of the electric control box and damaging the components. This setting does not need to fix the horizontal flange 52 with the top cover 2, so there is no need to punch holes on the top cover 2, which ensures the integrity of the top cover 2. In addition, because the side The wall 1 is vertically arranged, and the time for water to stay on the side wall 1 is greatly shortened. Therefore, the third connection hole 121 is provided on the fixed boss 12 so that the water will not infiltrate into the electric control box for a long time. While improving the assembly performance of the electric control box, the waterproof performance of the electric control box is further improved. It should be noted that the heat dissipation window 11 and the second protective cover 4 may be provided on only one side wall 1 , or the heat dissipation window 11 and the second protective cover 4 may be provided on two side walls 1 respectively. Preferably, the heat dissipation window 11 and the second protective cover 4 are respectively provided on the two side walls 1, so as to effectively improve the heat dissipation performance of the electric control box. In addition, the cooperating arrangement of the side flange 53 and the fixing boss 12 can realize fast installation and positioning of the connecting plate 5 , improving its assembly efficiency and assembly accuracy.

As an embodiment of the present utility model, as shown in FIG. 4 , the top cover 2 includes a top cover main body 21, and a brim structure 22 extending downward is provided on the peripheral side of the top cover main body 21. The heat dissipation window 11 And the fixing boss 12 is arranged on the underside of the brim structure 22 . The brim structure 22 is sleeved on the top of the front panel, the rear wall and the two side walls 1, covering the gap between the top cover 2 and the front panel, the rear wall and the two side walls 1, so as to prevent rainwater from passing through the gap. Penetrating into the inside of the electric control box greatly improves its waterproof performance. At the same time, the heat dissipation window 11 is arranged on the lower side of the brim structure 22, and the brim structure 22 can be used to connect the second protective cover 4 to the side wall 1. Carry out certain shielding, promote the waterproof performance of second protective cover 4, the top of the protrusion of described fixed boss 12 is flush with the outer surface of described visor structure 22, and this setting makes side flap 53 and visor structure 22 and visor structure 22 and The fixed boss 12 is fitted together to avoid a gap between the side flap 53 and the fixed boss 12 , thereby ensuring the waterproof performance of the joint between the side flap 53 and the fixed boss 12 . In some optional embodiments, the heat dissipation window 11 and the fixed boss 12 are arranged at a position 10-20 mm below the brim structure 22, preferably, the heat dissipation window 11 is arranged at a position 15 mm below the brim structure 22. Position, the fixed boss 12 is arranged at the position of 10 mm below the visor structure 22 .

As an optional embodiment among them, as shown in Fig. 6-Fig. 41 surrounds the side surfaces of the guard plate 43 to form a cover-like structure with an open bottom. The cover structure covers the heat dissipation window 11, avoiding the risk of rainwater entering the electric control box through the heat dissipation window 11, and improving the waterproof performance of the electric control box. At the same time, the hot air discharged from the heat dissipation window 11 is discharged from the bottom of the cover structure. The opening discharge does not affect the heat dissipation performance of the electric control box.

In this embodiment, as shown in Fig. 6, Fig. 8-Fig. The side flap 45 is connected to the side panel 41. The top flap 44 and the side flap 45 are used to be fixedly connected to the side wall 1. When assembling, the top flap 44 and the side flap 45 are attached to the side wall 1 to ensure that the second protective cover 4 is smoothly connected with the side wall 1, and at the same time, the gap between the side plate 41, the top plate 42 and the side wall 1 is covered to further improve the waterproof performance of the second protective cover 4. Preferably, there are two side flaps 45 , and the two side flaps 45 are respectively connected to the two side panels 41 .

As an embodiment of the present utility model, as shown in FIG. 6 , a fourth connecting hole 441 is set on the top flap 44 , a fifth connecting hole 451 is set on the side flap 45 , and a connecting hole 451 is set on the side wall 1 . There are a first connecting hole 13 and a second connecting hole 14 , the first connecting hole 13 is arranged in cooperation with the fourth connecting hole 441 , and the second connecting hole 14 is arranged in cooperation with the fifth connecting hole 451 . During fixed connection, the screws pass through the fourth connection hole 441 and the first connection hole 13 to realize the fixed connection between the top flap 44 and the side wall 1, and the screws pass through the fifth connection hole 451 and the second connection hole 14 to realize the side folding. Fixed connection of the plate 45 to the side wall 1 .

Optionally, as shown in FIG. 6 , an inclined portion 452 is provided at the end of the top end of the side flap 45 away from the side panel 41 . The inclined portion 452 guides the water on the surface of the side wall 1 to prevent water from accumulating on the top of the side flap 45 and ensures the waterproof performance of the second protective cover 4 .

As one example, as shown in FIG. 6 , the angle between the inclined portion 452 and the vertical direction is denoted as α, and α is 120°˜150°. When α is in the above range, it has a good guiding effect, avoids water accumulation on the top of the side flap 45 , and ensures the waterproof performance of the second protective cover 4 . Preferably, α is 135°. It should be noted that the vertical direction is the up-down direction in the figure.

In this embodiment, as shown in Figure 1 and Figure 2, the heat dissipation window 11 and the fixed boss 12 are arranged side by side in the front and rear direction, the fixed boss 12 is arranged at a position close to the front side, and the heat dissipation window 11 is arranged at a position close to the rear side. This setting sets the connecting plate 5 close to the front side of the top cover 2, which helps to arrange the connecting plate 5 close to the front side of the electric control box, and prevents the connecting plate 5 from occupying too much space on the upper side of the electric control box , to facilitate the setting of other components.

As an embodiment of the present invention, the ratio of the height of the heat dissipation window 11 to the height of the side wall 1 is 1/4-1/5. The height of the heat dissipation window 11 refers to the distance from its top to its bottom in the up and down direction. This setting can enable the electric control box to obtain better heat dissipation performance, and at the same time facilitate the setting of the second protective cover 4 .

Optionally, as shown in FIG. 2 , the heat dissipation window 11 is arranged in a louver structure, and its air outlet is arranged downward. The downward setting of the exhaust port can further prevent rainwater from entering the inside of the electric control box and improve its waterproof performance.

As an optional embodiment, as shown in Figures 1-5, a heat dissipation port 6 is provided near the top of the rear wall, and a first protective cover 3 is provided on the rear side of the box structure. The first protective cover 3 is used for the exhaust and waterproof of the heat dissipation port 6, the top of the first protective cover 3 is provided with a shield top 32, and the brim structure 22 is sleeved on the shield top 32 . In some optional embodiments, the heat dissipation opening 6 is an opening formed between the top end of the rear wall and the top cover 2, a first gap is formed between the brim structure 22 and the rear wall, and the first A second gap is formed between the protective cover 3 and the rear wall, and the first gap and the second gap communicate to form an airflow channel 7 . This setting can further improve the heat dissipation performance of the electric control box, and the waterproof performance of the electric control box can be guaranteed due to the setting of the first protective cover 3 .

In some optional embodiments, as shown in FIG. 4 and FIG. 5 , an exhaust window 31 is provided on the first protective cover 3 , and a sealing plate 33 is provided on the lower side of the first protective cover 3 A plurality of lower through holes 331 are provided on the sealing plate 33 , and a folded edge 34 is provided on the lower side of the sealing plate 33 . Optionally, the exhaust window 31 is arranged on the plate body away from the rear wall on the first protective cover 3. When the sealing plate 33 and the exhaust window 31 are not provided, the gas after heat exchange will all flow from the first protective cover 3. The lower side opening of a protective cover 3 is discharged. On the one hand, the concentrated discharge of gas is not conducive to dispersing heat dissipation. On the other hand, the hot air discharged through one opening will cause an abnormal rise in temperature near the opening, which is likely to affect the normal operation of the unit. Therefore, Through the arrangement of the sealing plate 33 and the exhaust window 31 , the gas in the air flow channel 7 is discharged from the exhaust window 31 in a dispersed manner, so that the exhaust gas is more evenly dispersed and the heat dissipation effect is significantly improved. During the heat dissipation process of the electric control box, condensed water is easily formed along the inner and outer walls of the first protective cover 3, and due to the existence of the sealing plate 33, the condensation formed on the inner wall of the first protective cover 3 The water cannot be discharged smoothly, and staying for a long time will produce peculiar smell on the one hand, and on the other hand, it will easily cause the electric control box to rust and affect the service life of the electric control box. The setting of the lower through hole 331 allows the condensed water to be discharged smoothly. The inside of the airflow channel 7 is always in a dry state, and at the same time, the lower through hole 331 can also discharge part of the heat-exchanged gas, increasing the exhaust efficiency of the first protective cover 3 . The front side of the folded edge 34 is arranged in close contact with the rear wall, and extends away from the rear wall. At the end of the extending direction of the folded edge 34 , an upward folded edge is provided. The folded edge 34 is used to receive condensed water or rainwater flowing down from the first protective cover 3 to prevent it from falling into the parts on the lower side. The set of the folded edge makes the collected water only pass through Both ends of the folded edge 34 are drained, which helps to provide a unified drainage structure on the lower side.

Example 2

This embodiment discloses an air conditioner, the air conditioner includes an outdoor unit, and the outdoor unit includes the electric control box structure described in Embodiment 1.

The air conditioner has the same advantages as that of the electric control box structure described in Embodiment 1 over the prior art, and will not be repeated here.

In one embodiment of the present utility model, the air conditioner includes a beam, and the connecting plate 5 is assembled with the beam. The arrangement of the connecting plate 5 can further enhance the assembly stability of the electric control box and the unit.

It should be noted that the air conditioner also includes conventional components of the air conditioner such as a compressor, an indoor heat exchanger, and an outdoor heat exchanger, and its specific structure and connection relationship can refer to existing technical solutions, which are not limited here. and repeat.

Although the utility model is disclosed as above, the utility model is not limited thereto. In the description of this specification, references to the terms "one embodiment," "some embodiments," "exemplary embodiments," "example," "specific examples," or "some examples" are intended to mean that the implementation Specific features, structures, materials or characteristics described in an embodiment or example are included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Any person skilled in the art can make various changes and modifications without departing from the spirit and scope of the present utility model, so the protection scope of the present utility model should be based on the scope defined in the claims.

Claims (10)

1. The utility model provides an automatically controlled box structure, its characterized in that, includes top cap (2), front panel, lateral wall (1), back wall and bottom plate enclose the box body structure of establishing be provided with air inlet (8) on the bottom plate be close to top cap (2) position on lateral wall (1) is provided with heat dissipation window (11) go up the cover and be equipped with second protection casing (4), the downside opening of second protection casing (4) is used for heat dissipation window (11) exhaust and waterproof be provided with connecting plate (5) on top cap (2), connecting plate (5) are used for automatically controlled box's fixed mounting be provided with fixed boss (12) on lateral wall (1) be provided with side hem (53) on connecting plate (5), fixed boss (12) with side hem (53) fixed connection.

2. The electronic control box structure according to claim 1, wherein the top cover (2) comprises a top cover main body (21), a downward extending cap peak structure (22) is arranged on the periphery side of the top cover main body (21), and the heat radiation window (11) and the fixing boss (12) are arranged on the lower side of the cap peak structure (22).

3. The electronic control box structure according to claim 2, characterized in that a heat radiation opening (6) is arranged at a position close to the top end of the rear wall, a first protection cover (3) is arranged at the rear side of the box body structure, the first protection cover (3) is used for exhausting and waterproofing of the heat radiation opening (6), a protection cover top (32) is arranged at the top end of the first protection cover (3), and the cap peak structure (22) is sleeved on the protection cover top (32).

4. The electronic control box structure according to claim 1, wherein the second protective cover (4) comprises a protective plate (43), a top plate (42) and two opposite side plates (41), and the top plate (42) and the two side plates (41) form a cover-shaped structure with an opening at the lower side around the side surface of the protective plate (43).

5. The electrically controlled box structure according to claim 4, wherein the second protective cover (4) further comprises a top flap (44) and at least one side flap (45), the top flap (44) being connected to the top panel (42), the side flap (45) being connected to the side panel (41).

6. The electronic control box structure according to claim 5, characterized in that a fourth connecting hole (441) is provided in the top flap (44), a fifth connecting hole (451) is provided in the side flap (45), a first connecting hole (13) and a second connecting hole (14) are provided in the side wall (1), the first connecting hole (13) is provided in cooperation with the fourth connecting hole (441), and the second connecting hole (14) is provided in cooperation with the fifth connecting hole (451).

7. An electrically controlled box structure according to claim 6, characterized in that at the top end of said side flaps (45)

An inclined part (452) is arranged at one end far away from the side plate (41).

8. The electric control box structure according to claim 7, characterized in that the angle between the inclined part (452) and the vertical direction is denoted as α, and α is 120 ° to 150 °.

9. An electronic control box structure according to any one of claims 1-8, characterized in that the heat radiation window (11) is arranged side by side with the fixing boss (12) in the front-rear direction, the fixing boss (12) is arranged at a position near the front side, and the heat radiation window (11) is arranged at a position near the rear side.

10. An air conditioner, wherein the air conditioner comprises an outdoor unit, and the outdoor unit comprises the electric control box structure as claimed in any one of claims 1 to 9.

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