CN221975362U - Air conditioner outdoor unit, electric control box and heat dissipation structure thereof - Google Patents
Air conditioner outdoor unit, electric control box and heat dissipation structure thereof Download PDFInfo
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- CN221975362U CN221975362U CN202323640563.0U CN202323640563U CN221975362U CN 221975362 U CN221975362 U CN 221975362U CN 202323640563 U CN202323640563 U CN 202323640563U CN 221975362 U CN221975362 U CN 221975362U
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- fan
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Abstract
本实用新型公开了一种空调外机、电控盒及其散热结构，包括隔风立板、电器壳体、主板和电器盖板；电器壳体固定在隔风立板上；主板固定在电器壳体内，主板包括压缩机电控区域和风机电控区域，电器壳体上安装有为第一散热器，第一散热器和主板分别位于隔风立板的两侧，主板的上安装有第二散热器，第二散热器位于主板前面，主板上开设有第一通风口，电器壳体上开设有第二通风口，第二通风口位于主板后侧；电器盖板固定在电器壳体上，电器盖板上开设有与电器壳体内部连通的第三通风口，第三通风口位于主板前侧；隔风立板上开设有第四通风口，第四通风口位于电器壳体后侧。上述结构能够有效保证主板的散热效果，降低电控元件的故障率。
The utility model discloses an air conditioner outdoor unit, an electric control box and a heat dissipation structure thereof, comprising a wind-blocking vertical plate, an electrical housing, a main board and an electrical cover plate; the electrical housing is fixed on the wind-blocking vertical plate; the main board is fixed in the electrical housing, the main board comprises a compressor electric control area and a fan electric control area, a first radiator is installed on the electrical housing, the first radiator and the main board are respectively located on both sides of the wind-blocking vertical plate, a second radiator is installed on the main board, the second radiator is located in front of the main board, a first vent is provided on the main board, a second vent is provided on the electrical housing, and the second vent is located at the rear side of the main board; the electrical cover plate is fixed on the electrical housing, a third vent connected to the inside of the electrical housing is provided on the electrical cover plate, and the third vent is located at the front side of the main board; a fourth vent is provided on the wind-blocking vertical plate, and the fourth vent is located at the rear side of the electrical housing. The above structure can effectively ensure the heat dissipation effect of the main board and reduce the failure rate of the electric control components.
Description
Technical Field
The utility model relates to the field of air conditioners, in particular to an air conditioner external unit, an electric control box and a heat dissipation structure thereof.
Background
The control main board of the air conditioner external unit has strict temperature requirements, generally, the service life of components is shortened along with the temperature rise, and the most obvious is that of an electrolytic capacitor, one limit working temperature is 85 ℃, the service life is 1000 hours at the working temperature of 85 ℃, the service life can reach 10000 hours at 60 ℃, and the service life can reach 80000 hours at 40 ℃. The environment with excellent heat dissipation conditions can greatly prolong the service life of the controller and reduce the after-sale maintenance rate of the controller.
The heating module of the air conditioner external unit controller main board mainly comprises two large areas, one is a compressor control module, a radiator of the compressor control module is arranged at the back of the main board, the radiator passes through a wind isolation vertical plate and is arranged at one side of an axial flow fan blade, and the compressor control module radiator can take away heat generated by components through circulating wind of the fan blade, so that cooling is realized; the other heating module is an axial flow fan blade motor control module, a radiator is arranged on the front surface of the main board, and the size of the fan module radiator is about 1/10 of that of the compressor module radiator compared with that of the compressor module radiator because of the space priority of the main board; meanwhile, the installation position of the radiator cannot be directly contacted with the circulating air on the axial flow fan blade side, and the temperature of the radiator is very easy to exceed the temperature rise test standard, so that the service life of the fan module is short, and the failure rate is high.
Disclosure of utility model
In order to solve the problems of small size and poor heat dissipation of a radiator for an electric control module of a fan and high failure rate of a main board in the prior art, the utility model aims to provide an air conditioner external unit, an electric control box and a heat dissipation structure thereof, which can effectively improve the heat dissipation capacity of the electric control box and reduce the failure rate of the electric control box.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: a heat radiation structure of an electric control box comprises a wind isolation vertical plate, an electric appliance shell, a main plate and an electric appliance cover plate; the electrical appliance shell is fixed on the wind-isolating vertical plate; the main board is fixed in the electric appliance shell, the main board comprises a compressor electric control area and a fan electric control area, a first radiator for radiating heat of the compressor electric control area is arranged on the electric appliance shell, the first radiator and the main board are respectively positioned at two sides of the air isolation vertical plate, a second radiator for radiating heat of the fan electric control area is arranged on the main board, the second radiator is positioned in front of the main board, a first ventilation opening is formed in the main board, a second ventilation opening is formed in the electric appliance shell, and the second ventilation opening is positioned at the rear side of the main board; the electric appliance cover plate is fixed on the electric appliance shell, a third air port communicated with the inside of the electric appliance shell is formed in the electric appliance cover plate, and the third air port is positioned at the front side of the main board; a fourth air port is formed in the air isolation vertical plate and is positioned at the rear side of the electric appliance shell.
Preferably, the third vent is located below the main plate.
Preferably, the plurality of third tuyeres are vertically aligned.
Preferably, the plurality of fourth tuyeres are arranged in an array.
Preferably, the first vent is located above the second heat sink.
Preferably, the second air vent and the fourth air vent are inverted vents.
An electric control box comprises the heat radiation structure of the electric control box.
The heat radiation structure of the electric control box further comprises an outer machine shell, the air isolation vertical plate is fixed in the outer machine shell and divides the outer machine shell into a fan cavity and a mechanical cavity, the electric appliance shell is arranged in the mechanical cavity, and the mechanical cavity is communicated with the fan cavity through a fourth air port; the electric appliance cover plate is arranged on the outer machine shell, and the third air vent can be used for communicating the outer side of the outer machine shell with the inside of the electric appliance shell.
Preferably, the fan cavity is internally provided with a fan, air after the fan is started can enter the fan cavity from the rear side of the fan, and the air in the fan cavity can be discharged out of the outer machine shell from the front side of the fan; the fourth air port is positioned at the rear side of the fan.
An air conditioner external unit comprises the heat radiation structure of the electric control box.
The technical scheme of the utility model has the beneficial effects that: the third vent, the first vent, the second vent and the fourth vent are combined to form an air channel flowing through the main board and the second radiator, so that the internal space of the electric control box can be effectively radiated, and the failure rate of the electric control element is reduced.
Drawings
FIG. 1 is a schematic diagram of a top view of an air conditioner;
FIG. 2 is a schematic diagram of an electrical control box;
fig. 3 is a schematic structural diagram of a second electronic control box;
Fig. 4 is a schematic structural view of the electrical housing.
Reference numerals: 1. an outer machine housing; 2. a wind-isolating vertical plate; 3. a mechanical cavity; 4. a fan cavity; 5. an electric appliance housing; 6. an electric appliance cover plate; 7. a third vent; 8. a main board; 9. a first vent; 10. a second heat sink; 11. a second vent; 12. a fourth air port; 13. a first heat sink; 14. a condenser; 15. a blower.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise specified, the meaning of "a plurality" is two or more, unless otherwise clearly defined.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
Examples
The heat dissipation structure of the electric control box as shown in fig. 1-4 comprises a wind isolation vertical plate 2, an electric appliance shell 5, a main plate 8 and an electric appliance cover plate 6; the electric appliance shell 5 is fixed on the wind-isolating vertical plate 2; the main board 8 is fixed in the electric appliance shell 5, the main board 8 comprises a compressor electric control area and a fan electric control area, a first radiator 13 for radiating heat of the compressor electric control area is arranged on the electric appliance shell 5, the first radiator 13 and the main board 8 are respectively positioned at two sides of the wind isolation vertical plate 2, a second radiator 10 for radiating heat of the fan electric control area is arranged on the main board 8, the second radiator 10 is positioned in front of the main board 8, a first ventilation opening 9 is formed in the main board 8, a second ventilation opening 11 is formed in the electric appliance shell 5, and the second ventilation opening 11 is positioned at the rear side of the main board 8; the electric appliance cover plate 6 is fixed on the electric appliance shell 5, a third air vent 7 communicated with the inside of the electric appliance shell 5 is formed in the electric appliance cover plate 6, and the third air vent 7 is positioned at the front side of the main board 8; the air isolation vertical plate 2 is provided with a fourth air port 12, and the fourth air port 12 is positioned at the rear side of the electric appliance shell 5, so that the service life of components is prolonged.
So set up, third vent 7, first vent 9, second vent 11 and fourth vent 12 are located the combination and are formed the wind channel that flows through mainboard 8 and second radiator 10, and then can effectually dispel the heat to automatically controlled box inner space, reduce the fault rate of automatically controlled ware.
Preferably, the third ventilation opening 7 is located below the main board 8; the plurality of third air vents 7 are vertically arranged; the fourth air inlets 12 are arranged in an array manner; the first vent 9 is located above the second heat sink 10. By the arrangement, enough air can be effectively ensured to flow in the air duct.
In this embodiment, the second air vent 11 and the fourth air vent 12 are preferably reverse-buckling air vents. The arrangement is beneficial to enlarging the ventilation area of the opening, enlarging the ventilation efficiency and improving the heat exchange efficiency; the back-off mode mainly prevents external water drops from flowing into the electric control box. The reverse-buckling type ventilation grille of the wind-isolating vertical plate 2 has the same reverse-buckling type design for guaranteeing ventilation and simultaneously has a waterproof function.
An electric control box comprises a heat radiation structure of the electric control box.
In this embodiment, the heat dissipation structure of the electric control box includes an outer casing 1, a wind isolation vertical plate 2 is fixed in the outer casing 1, the wind isolation vertical plate 2 divides the outer casing 1 into a fan cavity 4 and a mechanical cavity 3, an electric appliance casing 5 is arranged in the mechanical cavity 3, and the mechanical cavity 3 and the fan cavity 4 are communicated through a fourth air port 12; the electric appliance cover plate 6 is arranged on the outer machine shell 1, and the third air vent 7 can communicate the outer side of the outer machine shell 1 with the inner side of the electric appliance shell 5.
Further preferably, a fan 15 is arranged in the fan cavity 4, air after the fan 15 is started can enter the fan cavity 4 from the rear side of the fan 15, and air in the fan cavity 4 can be discharged out of the outer machine shell 1 from the front side of the fan 15; the fourth air port 12 is located at the rear side of the blower 15.
An air conditioner external unit comprises the electric control box and a heat radiation structure of the electric control box. The outer casing 1 is also provided with a condenser 14. The axial flow fan blade of the fan 15 divides the fan cavity 4 into a fan blade rear cavity and a fan blade front cavity, and the pressure intensity in the frame body outer machine is as follows in sequence: blade front cavity < blade the rear cavity is smaller than the mechanical cavity 3; so the air outside the air conditioner outside is discharged from the front side of the extension machine after passing through the third air vent 7, the first air vent 9, the second air vent 11, the fourth air vent 12, the fan blade rear cavity and the fan blade front cavity in sequence.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives, and variations may be made in the above embodiments by those skilled in the art without departing from the spirit and principles of the utility model.
Claims (10)
1. The utility model provides a heat radiation structure of automatically controlled box which characterized in that: comprises a wind-isolating vertical plate (2), an electric appliance shell (5), a main plate (8) and an electric appliance cover plate (6);
The electric appliance shell (5) is fixed on the wind-isolating vertical plate (2);
The main board (8) is fixed in the electric appliance shell (5), the main board (8) comprises a compressor electric control area and a fan electric control area, a first radiator (13) for radiating heat of the compressor electric control area is arranged on the electric appliance shell (5), the first radiator (13) and the main board (8) are respectively positioned on two sides of the wind isolation vertical plate (2), a second radiator (10) for radiating heat of the fan electric control area is arranged on the main board (8), the second radiator (10) is positioned in front of the main board (8), a first ventilation opening (9) is formed in the main board (8), a second ventilation opening (11) is formed in the electric appliance shell (5), and the second ventilation opening (11) is positioned on the rear side of the main board (8);
the electric appliance cover plate (6) is fixed on the electric appliance shell (5), a third air vent (7) communicated with the inside of the electric appliance shell (5) is formed in the electric appliance cover plate (6), and the third air vent (7) is positioned at the front side of the main board (8);
A fourth air port (12) is formed in the air isolation vertical plate (2), and the fourth air port (12) is located at the rear side of the electric appliance shell (5).
2. The heat dissipation structure of an electronic control box as set forth in claim 1, wherein: the third air vent (7) is positioned below the main board (8).
3. The heat dissipation structure of an electronic control box as set forth in claim 1, wherein: the third air vents (7) are vertically arranged.
4. The heat dissipation structure of an electronic control box as set forth in claim 1, wherein: the fourth air vents (12) are arranged in an array mode.
5. The heat dissipation structure of an electronic control box as set forth in claim 1, wherein: the first ventilation opening (9) is positioned above the second radiator (10).
6. The heat dissipation structure of an electronic control box as set forth in claim 1, wherein: the second air vent (11) and the fourth air vent (12) are reverse-buckling type air vents.
7. The heat dissipation structure of an electronic control box as set forth in claim 1, wherein: the air isolation vertical plate (2) is used for fixing the outer machine shell (1), the outer machine shell (1) is divided into a fan cavity (4) and a mechanical cavity (3) by the air isolation vertical plate (2), the electric appliance shell (5) is arranged in the mechanical cavity (3), and the mechanical cavity (3) and the fan cavity (4) are communicated through a fourth air port (12); the electric appliance cover plate (6) is arranged on the outer machine shell (1), and the third air vent (7) can be used for communicating the outer side of the outer machine shell (1) with the inside of the electric appliance shell (5).
8. The heat dissipation structure of an electronic control box as recited in claim 7, wherein: the fan cavity (4) is internally provided with the fan (15), air after the fan (15) is started can enter the fan cavity (4) from the rear side of the fan (15), and the air in the fan cavity (4) can be discharged out of the outer machine shell (1) from the front side of the fan (15); the fourth air port (12) is positioned at the rear side of the fan (15).
9. An electric control box, which is characterized in that: a heat dissipating structure comprising an electrical control box according to any one of the preceding claims 1-6.
10. An air conditioner outdoor unit, which is characterized in that: a heat dissipating structure comprising an electrical control box according to any of the preceding claims 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323640563.0U CN221975362U (en) | 2023-12-28 | 2023-12-28 | Air conditioner outdoor unit, electric control box and heat dissipation structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323640563.0U CN221975362U (en) | 2023-12-28 | 2023-12-28 | Air conditioner outdoor unit, electric control box and heat dissipation structure thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221975362U true CN221975362U (en) | 2024-11-08 |
Family
ID=93320079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323640563.0U Active CN221975362U (en) | 2023-12-28 | 2023-12-28 | Air conditioner outdoor unit, electric control box and heat dissipation structure thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221975362U (en) |
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2023
- 2023-12-28 CN CN202323640563.0U patent/CN221975362U/en active Active
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Effective date of registration: 20260122 Granted publication date: 20241108 |
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Date of cancellation: 20260127 Granted publication date: 20241108 |
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