CN103673140B - Air-conditioner, air-conditioner outdoor unit and electrical appliance kit thereof - Google Patents
Air-conditioner, air-conditioner outdoor unit and electrical appliance kit thereof Download PDFInfo
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- CN103673140B CN103673140B CN201210343027.1A CN201210343027A CN103673140B CN 103673140 B CN103673140 B CN 103673140B CN 201210343027 A CN201210343027 A CN 201210343027A CN 103673140 B CN103673140 B CN 103673140B
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- chamber
- outdoor unit
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- bottom wall
- cavity
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- 238000001816 cooling Methods 0.000 claims abstract description 32
- 239000002826 coolant Substances 0.000 claims abstract description 28
- 238000009434 installation Methods 0.000 claims description 13
- 230000000149 penetrating effect Effects 0.000 claims description 9
- 238000005192 partition Methods 0.000 claims description 6
- 230000000994 depressogenic effect Effects 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 2
- 230000035515 penetration Effects 0.000 claims 3
- 230000000694 effects Effects 0.000 abstract description 17
- 238000005265 energy consumption Methods 0.000 abstract description 6
- 230000017525 heat dissipation Effects 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 29
- 230000005855 radiation Effects 0.000 description 8
- 239000000463 material Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Other Air-Conditioning Systems (AREA)
Abstract
The invention discloses the electrical appliance kit of a kind of air-conditioner outdoor unit, including housing, gripper shoe assembly and control mainboard.There is in housing chamber, the diapire of chamber is formed air inlet and installing port.Gripper shoe assembly includes at least one gripper shoe, at least one gripper shoe spaced apart along its thickness direction and on diapire contiguous installing port arrange, each gripper shoe is respectively formed at least one its breakthrough part through in a thickness direction.Control mainboard be located in chamber and be positioned at the top of diapire, wherein entered into cooling medium in chamber to after controlling mainboard cooling, flow out chamber after at least one breakthrough part of passing sequentially through in each gripper shoe respectively by air inlet.The electrical appliance kit energy consumption of the present invention is low, good heat dissipation effect.The invention also discloses a kind of air-conditioner and off-premises station thereof.
Description
Technical Field
The invention relates to the field of air conditioner manufacturing, in particular to an air conditioner, an air conditioner outdoor unit and an electrical box thereof.
Background
In the variable frequency air conditioner field, components and parts on the control mainboard of the outdoor unit of air conditioner can produce a large amount of heats at the during operation, and if these heats can not in time be dispelled, can arouse control mainboard high temperature to probably damage the control mainboard, lead to some components and parts on the control mainboard to explode and split and arouse the conflagration even.
In the prior art, the following two methods are mainly adopted for reducing the temperature of components on a control mainboard: (1) by improving the structure of the radiator, the radiating area is enlarged, the overall cost of the air conditioner is increased by the mode, and the mode cannot meet the requirement of the frequency conversion technology with increasingly improved operating frequency on the radiation of components; (2) the operating frequency of the inverter air conditioner is reduced, the power of components is reduced, and therefore the heating temperature of the components is reduced, but the mode directly leads to the narrowing of the operable frequency range of the inverter air conditioner, greatly reduces the use comfort level of the inverter air conditioner, causes the increase of energy consumption, does not meet the requirements of energy conservation and environmental protection, and increases the burden of a user.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art.
Accordingly, an object of the present invention is to provide an electrical box for an outdoor unit of an air conditioner, which has excellent heat dissipation performance and low power consumption.
Another object of the present invention is to provide an outdoor unit of an air conditioner having the above electric box.
Another object of the present invention is to provide an air conditioner having the outdoor unit.
An electrical box of an outdoor unit for an air conditioner according to a first aspect of the present invention comprises: the air conditioner comprises a shell, a fan and a fan, wherein a cavity is formed in the shell, and an air inlet and a mounting hole are formed in the bottom wall of the cavity; a support plate assembly including at least one support plate spaced apart in a thickness direction thereof and disposed on the bottom wall adjacent to the mounting opening, each support plate having at least one through portion formed thereon in the thickness direction; the control main board is arranged in the cavity and is positioned above the bottom wall; and cooling media entering the cavity from the air inlet cool the control main board, and then sequentially pass through the at least one through part on each supporting plate and flow out of the cavity.
According to the electric box of the outdoor unit of the air conditioner, the cooling medium enters the cavity from the air inlet and can be fully contacted with the control mainboard, so that heat generated when the control mainboard works is taken away, the temperature of the control mainboard is effectively reduced, components on the control mainboard are prevented from being damaged due to overhigh temperature, the service life of the control mainboard is prolonged, and the use cost is reduced.
In addition, the electrical box of the outdoor unit of the air conditioner according to the present invention may further have the following additional technical features:
the number of the supporting plates is at least two, the at least two supporting plates are spaced along the thickness direction of the supporting plates and are arranged on the bottom wall and close to the mounting opening, a plurality of through parts penetrating through the supporting plates in the thickness direction are formed in each supporting plate, and the through parts in any two adjacent supporting plates are arranged in a staggered mode in the length direction perpendicular to the thickness direction.
Through setting up two at least backup pads, and be formed with a plurality of portions of lining up that stagger and set up in length direction in two arbitrary adjacent backup pads, cooling medium for example air conditioning is after the cooling to the control mainboard, at first through a plurality of portions of lining up then flow out the cavity, the cooling effect of control mainboard has not only been improved, reduce the temperature of components and parts on the control mainboard, prevent its damage, explode the conflagration that breaks out even, can also effectively prevent simultaneously that outdoor drop of water or vapor from entering into the cavity through the portion of lining up, avoid the indoor humidity too high or have the drop of water to adhere to on the control mainboard, damage the components and parts on the control mainboard, thereby reduce use cost.
The at least two support plates are disposed adjacent to a left end of the bottom wall and a length direction of each support plate is oriented in a front-rear direction, and each support plate is formed with a plurality of through portions spaced apart from each other in the front-rear direction and penetrating therethrough in the left-right direction.
The bottom wall includes: a first bottom wall, wherein the air inlet is formed on the first bottom wall; the second bottom wall is connected to the left side of the first bottom wall through a connecting plate, the plane where the second bottom wall is located is higher than the plane where the first bottom wall is located, and the mounting opening is formed in the second bottom wall.
The through portions are formed as through grooves depressed downward from the upper surfaces of the respective support plates.
The outdoor machine electric box of air conditioner still includes the radiator, the radiator is established installation department, the radiator includes: the first cooling fins are arranged at the upper ends of the at least two supporting plates and cover the mounting openings, and the first cooling fins and the control main board are separated by a preset distance in the vertical direction; and a plurality of second heat radiating fins each provided on a lower surface of the first heat radiating fin and spaced apart from each other in a left-right direction.
Through setting up the radiator, can further improve the cooling effect of control mainboard, make things convenient for the interior thermal effluvium of cavity, prevent that components and parts on the control mainboard from damaging because the high temperature reduces use cost.
The penetrating parts are formed as through holes penetrating the respective support plates in the left-right direction.
The electric appliance box of the outdoor unit of the air conditioner further comprises a first air outlet, the first air outlet is formed in the side wall of the cavity and is located on the front side and/or the rear side of the mounting opening, and after cooling media entering the cavity from the air inlet cool the control main board, the cooling media can flow out of the cavity through the first air outlet. The first air outlet is arranged, so that cooling media such as cold air in the cavity can flow out of the cavity conveniently, the flowability of the air in the cavity is improved, and the cooling effect of the cooling media on the control main board is improved.
And a first louver is arranged at the first air outlet.
And a second air outlet for downward air outlet is defined in the connecting plate, a second shutter is arranged at the second air outlet, and the control main board is cooled by a cooling medium entering the cavity from the air inlet and then can flow out of the cavity through the second air outlet. The second air outlet is arranged, so that cooling media such as cold air in the cavity can flow out of the cavity conveniently, the flowability of the air in the cavity is further improved, and the cooling effect of the cooling media on the control main board is better improved.
The electric box of the outdoor unit of the air conditioner has the following advantages: 1) the circulation of air inside and outside the cavity can be improved, the cooling effect of the control mainboard is improved, heat generated during the working of the control mainboard is taken away in time, damage to components and parts caused by overhigh temperature of the control mainboard is prevented, and the use cost is reduced; 2) the water drops or water vapor outside the cavity can be effectively prevented from entering the cavity, and the water vapor in the cavity can be promoted to be discharged out of the cavity, so that the control main board is ensured to have a good working environment, and the water drops or water vapor is prevented from influencing the normal work of the control main board; 3) simple, compact and reasonable structure, low energy consumption, capability of further reducing the use cost and good practicability.
An outdoor unit of an air conditioner according to a second aspect of the present invention includes: a mounting housing having a mounting cavity therein; a partition plate disposed within the mounting chamber and separating the mounting chamber into a first chamber and a second chamber, wherein a pressure of air within the first chamber is lower than a pressure of air within the second chamber; and an electrical box of the outdoor unit of the air conditioner according to the first aspect of the present invention, the electrical box being disposed in the installation chamber, wherein the installation opening is located in the first chamber and the air inlet is located in the second chamber.
An air conditioner according to a third aspect of the present invention includes the outdoor unit of the air conditioner according to the second aspect of the present invention.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a perspective view of an appliance casing according to an embodiment of the present invention;
FIG. 2 is an enlarged view of circled portion A of FIG. 1;
FIG. 3 is another perspective view of an appliance cartridge according to an embodiment of the present invention;
FIG. 4 is a cross-sectional view of an appliance cartridge according to an embodiment of the present invention; and
fig. 5 is a schematic structural diagram of an outdoor unit according to an embodiment of the present invention.
Description of reference numerals:
an outdoor unit 1000;
the electrical box 100, the mounting case 200, the partition 300, the first chamber 410, the second chamber 420, and the blower 430;
the air conditioner comprises a shell 1, a chamber 11, an air inlet 12, a mounting opening 13, a first bottom wall 14, a second bottom wall 15, a connecting plate 16, a first air outlet 17, a first louver 171, a second air outlet 18 and a second louver 181;
support plate module 2, support plate 21, through part 211;
a control main board 3;
the heat sink 4, the first fin 41, the second fin 42;
and a support rib 5.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
An electric box 100 of an outdoor unit for an air conditioner according to an embodiment of the present invention will be described with reference to fig. 1 to 4. It should be noted that the arrows in fig. 1-4 indicate the general direction of the cooling medium flow, and thus the illustration is only for better explaining the present invention and should not be construed as limiting the present invention.
The electric box 100 of the outdoor unit for an air conditioner according to an embodiment of the present invention includes a housing 1, a supporting plate assembly 2, and a control main plate 3.
The housing 1 has a chamber 11 therein, and an air inlet 12 and a mounting opening 13 are formed on a bottom wall of the chamber 11, as shown in fig. 1. The backup plate assembly 2 includes at least one backup plate 21, the at least one backup plate 21 being spaced apart in a thickness direction thereof and being disposed adjacent to the mounting opening 13 on the bottom wall, each of the backup plates 21 having at least one through portion 211 formed therethrough in the thickness direction. For example, in the example of fig. 1, the thickness direction of the support plate 21 is the left-right direction.
As shown in fig. 4, the control main board 3 is disposed in the chamber 11 above the bottom wall, wherein the cooling medium, such as cool air, entering the chamber 11 from the air inlet 12 cools the control main board 3, and then flows out of the chamber 11 after passing through at least one through portion 211 of each support plate 21 in sequence.
Specifically, as shown in fig. 1, 2 and 4, the cooling medium entering the chamber 11 from the air inlet 12 first fully contacts the control main board 3 to fully cool the control main board 3, so as to effectively reduce the temperature of the control main board 3 and prevent the components on the control main board 3 from being damaged, and then the cooling medium passes through the through portion 211 on each support plate 21 in sequence and flows out of the chamber 11 from below the mounting opening 13.
According to the electric box 100 of the outdoor unit of the air conditioner, the cooling medium enters the cavity 11 from the air inlet 12 and can be fully contacted with the control mainboard 3, so that heat generated when the control mainboard 3 works is taken away, the temperature of the control mainboard 3 is effectively reduced, components on the control mainboard 3 are prevented from being damaged due to overhigh temperature, the service life of the control mainboard 3 is prolonged, and the use cost is reduced.
Preferably, in one embodiment of the present invention, the number of the support plates 21 is two or more, at least two support plates 21 are spaced apart in the thickness direction thereof and are disposed adjacent to the mounting opening 13 on the bottom wall, each support plate 21 is formed with a plurality of through portions 211 penetrating therethrough in the thickness direction, wherein the plurality of through portions 211 of any adjacent two support plates 21 are disposed alternately in the length direction perpendicular to the thickness direction. For example, in the example of fig. 1, the support plates 21 are two and disposed adjacent to the left end of the bottom wall, the length direction of the support plates 21 is oriented forward and rearward, and each support plate 21 is formed with a plurality of through portions 211 spaced apart from each other in the forward and rearward direction and penetrating therethrough in the left and right direction.
Specifically, as shown in fig. 1, 2 and 4, the cooling medium entering the chamber 11 from the air inlet 12 first contacts the control main board 3 sufficiently to cool the control main board 3 sufficiently, so as to effectively reduce the temperature of the control main board 3 and prevent the components on the control main board 3 from being damaged, and then the cooling medium passes through the plurality of through portions 211 on each support plate 21 in sequence and finally flows out of the chamber 11 from below the mounting opening 13.
When the cooling medium passes through the through parts 211 on the support plates 21, because the through parts 211 on any two adjacent support plates 21 are staggered in the length direction, for example, in the examples of fig. 1 and 2, the through parts 211 on the adjacent support plates 21 are staggered in the front-rear direction, the cooling medium firstly passes through the through parts 211 on the support plate 21 positioned at the outermost side relative to the mounting port 13 and then passes through the through parts 211 on the support plate 21 positioned at the inner side, because the through parts 211 on the adjacent support plates 21 are staggered, the cooling medium can smoothly flow out from the through parts 211, the fluidity of the air in the chamber 11 is improved, the cooling effect of the control main plate 3 is improved, the damage of the components on the control main plate 3 is effectively prevented, and the support plate assembly 2 with the through parts 211 staggered is adopted, on the one hand, the reverse entering of water drops or water vapor outside the cavity 11 into the cavity 11 through the through part 211 can be effectively prevented, the work of the control mainboard 3 is influenced, on the other hand, the water vapor inside the cavity 11 can be taken out of the cavity 11 by the cooling medium, the humidity inside the cavity 11 is reduced, and a good working environment is provided for the control mainboard 3.
It should be noted that, in order to better prevent water drops or water vapor outside the chamber 11 from entering the chamber 11 through the through portions 211, the number of the support plates 21 may be more, for example, 4 or 6, that is, for those skilled in the art, the number of the support plates 21 may be increased according to actual conditions to improve the cooling effect on the control main board 3, and more effectively prevent water drops or water vapor outside the chamber 11 from entering the chamber 11 through the through portions 211, wherein when the number of the support plates 21 is more, for example, 4 or 6, as long as the through portions 211 on the adjacent support plates 21 are staggered in the length direction.
In addition, the number of the through parts 211 and the density of the through parts 211 arranged on each support plate 21 can be set according to actual conditions to further enhance the cooling effect on the control main plate 3, and prevent water drops or water vapor outside the chamber 11 from entering the chamber 11 from the through parts 211, which is easy to understand by those skilled in the art.
Through setting up two at least backup pads 21, and be formed with a plurality of through parts 211 that set up in the length direction crisscross on two arbitrary adjacent backup pads 21, cooling medium for example air is after cooling control mainboard 3, at first through a plurality of through parts 211 then flow out cavity 11, the cooling effect of control mainboard 3 has not only been improved, reduce the temperature of components and parts on the control mainboard 3, prevent its damage, even burst out and break out and take place the conflagration, can also effectively prevent outside drop of water of cavity 11 or vapor simultaneously and enter into in the cavity 11 through part 211, avoid the interior humidity of cavity 11 too high or have the drop of water to adhere to on control mainboard 3, damage the components and parts on the control mainboard 3, thereby reduce use cost.
As shown in fig. 1 to 4, the bottom walls include a first bottom wall 14 and a second bottom wall 15, wherein the air inlet 12 is formed on the first bottom wall 14, the second bottom wall 15 is connected to the left side of the first bottom wall 14 by a connecting plate 16, and the plane of the second bottom wall 15 is higher than the plane of the first bottom wall 14, wherein the mounting opening 13 is formed on the second bottom wall 15. Specifically, first diapire 14 and second diapire 15 all set up along the horizontal direction, and the level of first diapire 14 is less than the level of second diapire 14, is connected with between first diapire 14 and the second diapire 15 along the connecting plate 16 of vertical setting, more specifically, the right-hand member of second diapire 15 links to each other with the upper end of connecting plate 16, and the left end of first diapire 14 links to each other with the lower extreme of connecting plate 16.
In one embodiment of the present invention, at least two support plates 21 are provided adjacent to the left end of the bottom wall with the length direction of each support plate 21 being in the front-rear direction, for example, in the specific example of fig. 1, two support plates 21 are provided, and each support plate 21 is formed with a plurality of through portions 211 spaced apart from each other in the front-rear direction and penetrating therethrough in the left-right direction. In other words, in the example of fig. 1, the length direction of each support plate 21 is oriented in the front-rear direction and the thickness direction is oriented in the left-right direction, two support plates 21 are provided on the first bottom wall 14 adjacent to the mounting opening 13, and both the front and rear ends of each support plate 21 may extend and stop against the corresponding side walls of the chamber 11.
In one embodiment of the present invention, as shown in fig. 1 and 2, the through parts 211 are formed as through grooves depressed downward from the upper surfaces of the respective support plates 21. Specifically, as shown in fig. 2, the through groove is formed as a rectangular groove, but of course, the through groove may be formed as a U-shaped groove or a V-shaped groove. In other embodiments of the present invention, the through parts 211 may also be formed as through holes penetrating the respective support plates 21 in the left-right direction, and the through holes may be formed in various forms such as circular through holes, rectangular through holes, oblong through holes, and the like.
As shown in fig. 4, the electric box 100 further includes a heat sink 4, the heat sink 4 is provided at the mounting opening 13, the heat sink 4 includes a first heat radiation fin 41 and a plurality of second heat radiation fins 42, the first heat radiation fin 41 is provided at the upper ends of the at least two support plates 21 and covers the mounting opening 13, the first heat radiation fin 41 is spaced apart from the control main board 3 by a predetermined distance in the up-down direction, for example, in the example of fig. 4, the first heat radiation fin 41 is horizontally provided and is substantially parallel to the control main board 3. The plurality of second heat radiation fins 42 are each provided on the lower surface of the first heat radiation fin 41 and spaced apart from each other in the left-right direction.
Through setting up radiator 4, can further improve the cooling effect of control mainboard 3, make things convenient for thermal effluvium in the cavity 11, prevent that components and parts on the control mainboard 3 from damaging because the high temperature, reduce use cost.
Advantageously, as shown in fig. 1, the electrical box 100 further includes a first air outlet 17, and the first air outlet 17 may be formed on a side wall of the chamber 11 and located at a front side of the mounting opening 13, that is, the first air outlet 17 is formed on a side wall of the chamber 11 at the front side of the mounting opening 13. The first air outlet 17 is arranged to facilitate the flow of a cooling medium, such as cold air, in the cavity 11 out of the cavity 11, so as to improve the flowability of the air in and out of the cavity 11, and thus improve the cooling effect of the cooling medium on the control main board 3. Of course, the present invention is not limited thereto, and in other embodiments of the present invention, the first air outlet 17 may also be formed on the sidewall of the chamber 11 and located at the rear side of the mounting port 13, or the first air outlet 17 may be formed on the sidewall of the chamber 11 and located at the front side and the rear side of the mounting port 13. This also improves the fluidity of the air inside and outside the chamber 11, and further improves the cooling effect of the control main plate 3.
Wherein, the cooling medium entering the chamber 11 from the air inlet 12 cools the control main board 3 and then flows out of the chamber 11 through the first air outlet 17. In the embodiment of the electrical box 100 having the first outlet 17, after the cooling medium such as cold air enters the chamber 11, a part of the cold air flows out of the chamber 11 through the through portions 211 of the plurality of support plates 21, and the rest of the cold air flows out of the first outlet 17.
Further, a first louver 171 is disposed at the first air outlet 17. The arrangement of the first louver 171 can facilitate the cold air in the chamber 11 to flow out from the first air outlet 17, and meanwhile, can well prevent water drops or water vapor outside the chamber 11 from entering the chamber 11 through the first air outlet 17 to affect the normal work of the control main board 3. Of course, the present invention is not limited thereto, and in another embodiment of the present invention, at least two layers of first louvers 171 spaced apart from each other in the front-rear direction may be further disposed at the first air outlet 17, and the blades of any two adjacent layers of first louvers 171 may be disposed in opposite directions, for example, each blade of one layer of first louvers 171 faces the left front, and each blade of the second layer of first louvers 171 adjacent thereto faces the right front, so that the water vapor or water droplets outside the chamber 11 may be better prevented from entering the chamber 11.
Furthermore, a second air outlet 18 for discharging air downwards is defined in the connecting plate 16, and a second louver 181 is disposed at the second air outlet 18, as shown in fig. 1 and 2. The second air outlet 18 is provided to facilitate the flow of the cooling medium, such as cool air, in the chamber 11 out of the chamber 11, so as to further improve the air fluidity inside and outside the chamber 11, and thus to better improve the cooling effect of the cooling medium on the control main board 3. Wherein, the cooling medium entering the cavity 11 from the air inlet 12 cools the control main board 3 and then flows out of the cavity 11 through the second air outlet 18. It should be noted that, at this time, after the cooling medium such as the cold air enters the chamber 11, a part of the cold air may flow out of the chamber 11 through the through portions 211 on the plurality of supporting plates 21, another part of the cold air may flow out of the chamber 11 through the first air outlet 17, and the remaining part of the cold air may flow out of the chamber 11 through the second air outlet 18, that is, at this time, the cooling medium in the chamber 11 flows out of the chamber 11 through the through portions 211 and the first and second air outlets, respectively.
Of course, the present invention is not limited thereto, and in another embodiment of the present invention, at least two layers of second louvers 181 spaced apart from each other in the up-down direction may be further disposed at the second outlet 18, so as to maximally prevent water drops or water vapor outside the cavity 11 from entering the cavity 11 through the second outlet 18 while improving the cooling effect of the control main board 3.
In an embodiment of the present invention, the electrical box 100 further includes a plurality of support ribs 5, the plurality of support ribs 5 may be integrally formed on the side wall of the cavity 11, and an upper end of each support rib 5 abuts against a lower surface of the control main board 3 to support the control main board 3. The horizontal sectional area of the support rib 5 may be configured to be gradually increased from top to bottom to better support the control main plate 3.
The electrical box 100 of the outdoor unit of the air conditioner according to the embodiment of the present invention has the following advantages: 1) the circulation of air inside and outside the cavity 11 can be improved, the cooling effect of the control mainboard 3 is improved, heat generated when the control mainboard 3 works is taken away in time, damage to components and parts caused by overhigh temperature of the control mainboard 3 is prevented, and the use cost is reduced; 2) the water drops or water vapor outside the cavity 11 can be effectively prevented from entering the cavity 11, and the water vapor in the cavity 11 can be promoted to be discharged out of the cavity 11, so that the control main board 3 is ensured to have a good working environment, and the water drops or water vapor is prevented from influencing the normal work of the control main board; 3) simple, compact and reasonable structure, low energy consumption, capability of further reducing the use cost and good practicability.
An outdoor unit 1000 of an air conditioner according to an embodiment of the present invention is described below with reference to fig. 5.
The outdoor unit 1000 of the air conditioner according to the embodiment of the present invention includes a mounting case 200, a partition 300, and an electric box 100 of the outdoor unit of the air conditioner according to the embodiment of the present invention described above.
As shown in fig. 5, the installation case 200 has an installation chamber therein, the partition 300 is disposed in the installation chamber and separates the installation chamber into a first chamber 410 and a second chamber 420, for example, in the example of fig. 5, the partition 300 is disposed vertically in the installation chamber and separates the installation chamber into the first chamber 410 and the second chamber 420 adjacent to each other in the left and right, wherein the air pressure in the first chamber 420 is lower than the air pressure in the second chamber 420, specifically, the first chamber 410 is formed as a negative pressure chamber, the second chamber 420 is formed as a positive pressure chamber, the electrical box 100 is disposed in the installation chamber, wherein the installation port 13 is located in the first chamber 410, i.e., in the negative pressure chamber, preferably, the first outlet 17 and the second outlet 18 are also located in the first chamber 41, the inlet 12 is located in the second chamber 420, i.e., in the positive pressure chamber, due to the pressure difference between the inlet 12 and the through part 211, the first outlet and the second outlet, under the effect of this pressure difference, cooling medium gets into cavity 11 from air intake 12 in to control mainboard 3 cooling, then flows out cavity 11 from portion 211, first and second air outlet respectively, need not to set up radiator fan in electrical apparatus box 100 from this, reduces electrical apparatus box 100's energy consumption, and then has reduced the energy consumption of outer machine 1000 of air-conditioner, has practiced thrift the energy, reduces use cost. Optionally, as shown in fig. 5, a fan 430 is disposed within the first chamber 410.
The air conditioner according to the embodiment of the present invention includes the outdoor unit 1000 of the air conditioner according to the above-described embodiment of the present invention.
Other configurations of the air conditioner according to the embodiment of the present invention, such as the indoor unit, etc., and the operation principle thereof, are known to those skilled in the art, and will not be described in detail herein.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean 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 invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (12)
1. An electric box of an outdoor unit of an air conditioner, comprising:
the air conditioner comprises a shell, a fan and a fan, wherein a cavity is formed in the shell, and an air inlet and a mounting hole are formed in the bottom wall of the cavity;
a support plate assembly including at least one support plate spaced apart in a thickness direction thereof and disposed on the bottom wall adjacent to the mounting opening, each support plate having at least one through portion formed thereon in the thickness direction;
the control main board is arranged in the cavity and is positioned above the bottom wall; wherein,
and cooling media entering the cavity from the air inlet cool the control main board, and then sequentially pass through at least one through part on each supporting plate and flow out of the cavity.
2. The outdoor unit casing of claim 1, wherein the number of the support plates is at least two, the at least two support plates are spaced apart in a thickness direction thereof and are disposed adjacent to the mounting opening on the bottom wall, each of the support plates has a plurality of through portions formed therethrough in the thickness direction, and the plurality of through portions of any two adjacent support plates are staggered in a length direction perpendicular to the thickness direction.
3. The electric box of an outdoor unit of an air conditioner according to claim 2, wherein the at least two support plates are disposed adjacent to a left end of the bottom wall and each support plate has a length direction oriented in a front-rear direction, and each support plate has a plurality of through-holes formed therethrough in a front-rear direction and in a left-right direction, the through-holes being spaced apart from each other in the front-rear direction.
4. The outdoor unit casing of claim 3, wherein the bottom wall comprises:
a first bottom wall, wherein the air inlet is formed on the first bottom wall;
the second bottom wall is connected to the left side of the first bottom wall through a connecting plate, the plane where the second bottom wall is located is higher than the plane where the first bottom wall is located, and the mounting opening is formed in the second bottom wall.
5. The electrical box of an outdoor unit of an air conditioner according to claim 3, wherein the penetration portion is formed as a penetration groove depressed downward from the upper surface of the corresponding support plate.
6. The outdoor unit casing of claim 5, further comprising a heat sink provided at the mounting opening, the heat sink comprising:
the first cooling fins are arranged at the upper ends of the at least two supporting plates and cover the mounting openings, and the first cooling fins and the control main board are separated by a preset distance in the vertical direction; and
a plurality of second heat radiating fins each provided on a lower surface of the first heat radiating fin and spaced apart from each other in a left-right direction.
7. The outdoor unit casing of claim 3, wherein the penetration portions are formed as through holes penetrating the respective support plates in a left and right direction.
8. The electrical box of an outdoor unit of an air conditioner as claimed in claim 3, further comprising a first outlet formed at a side wall of the chamber and located at a front side and/or a rear side of the mounting hole, wherein the cooling medium introduced into the chamber from the inlet cools the control main board and then flows out of the chamber through the first outlet.
9. The outdoor unit casing of claim 8, wherein the first louver is disposed at the first air outlet.
10. The electrical box of an outdoor unit of an air conditioner as claimed in claim 4, wherein the connecting plate defines a second outlet opening for discharging air downward, and a second louver is disposed at the second outlet opening, wherein the cooling medium introduced into the chamber from the air inlet can flow out of the chamber through the second outlet opening after cooling the control main board.
11. An outdoor unit of an air conditioner, comprising:
a mounting housing having a mounting cavity therein;
a partition plate disposed within the mounting chamber and separating the mounting chamber into a first chamber and a second chamber, wherein a pressure of air within the first chamber is lower than a pressure of air within the second chamber;
the electrical box of an outdoor unit for an air conditioner according to any one of claims 1 to 10, which is provided in the installation chamber, wherein the installation opening is formed in the first chamber and the intake opening is formed in the second chamber.
12. An air conditioner comprising the outdoor unit of claim 11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210343027.1A CN103673140B (en) | 2012-09-14 | 2012-09-14 | Air-conditioner, air-conditioner outdoor unit and electrical appliance kit thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210343027.1A CN103673140B (en) | 2012-09-14 | 2012-09-14 | Air-conditioner, air-conditioner outdoor unit and electrical appliance kit thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103673140A CN103673140A (en) | 2014-03-26 |
| CN103673140B true CN103673140B (en) | 2016-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210343027.1A Active CN103673140B (en) | 2012-09-14 | 2012-09-14 | Air-conditioner, air-conditioner outdoor unit and electrical appliance kit thereof |
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| CN (1) | CN103673140B (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105258244A (en) * | 2015-10-19 | 2016-01-20 | 珠海格力电器股份有限公司 | Electrical apparatus box, box body, lid and domestic appliance |
| CN106247473A (en) * | 2016-09-22 | 2016-12-21 | 珠海格力电器股份有限公司 | Window type air conditioner |
| WO2019058472A1 (en) * | 2017-09-21 | 2019-03-28 | 三菱電機株式会社 | Heat exchanger unit and air conditioner |
| US10557638B2 (en) | 2017-11-21 | 2020-02-11 | Haier Us Appliance Solutions, Inc. | Fan assembly for a packaged terminal air conditioner unit |
| CN108050610A (en) * | 2017-12-08 | 2018-05-18 | Tcl空调器(中山)有限公司 | Electric-controlled box and air-conditioner outdoor unit |
| CN108759059A (en) * | 2018-08-28 | 2018-11-06 | 珠海格力电器股份有限公司 | Bottom shell assembly and air conditioner with same |
| CN111380113B (en) * | 2018-12-29 | 2021-05-25 | 青岛海尔空调器有限总公司 | Air conditioner |
| CN110493990B (en) * | 2019-08-23 | 2021-04-09 | 广东志高暖通设备股份有限公司 | Air conditioner electric control box and air conditioner |
| CN111780258B (en) * | 2020-06-06 | 2021-09-24 | 格力电器（杭州）有限公司 | UVC heat dissipation protection device, sterilization air conditioner and sterilization control method |
| CN215637643U (en) * | 2021-06-28 | 2022-01-25 | 广东美的制冷设备有限公司 | Automatically controlled box, air condensing units and air conditioner |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4582972B2 (en) * | 2001-08-09 | 2010-11-17 | 東芝キヤリア株式会社 | Air conditioner outdoor unit |
| JP2003065563A (en) * | 2001-08-23 | 2003-03-05 | Toshiba Kyaria Kk | Outdoor unit of air conditioner |
| JP3698152B2 (en) * | 2003-10-08 | 2005-09-21 | ダイキン工業株式会社 | Air conditioner outdoor unit |
| JP4862814B2 (en) * | 2007-12-14 | 2012-01-25 | ダイキン工業株式会社 | Air conditioner outdoor unit |
| CN202993411U (en) * | 2012-09-14 | 2013-06-12 | 广东美的制冷设备有限公司 | Air-conditioner, air-conditioner outdoor unit and electrical box of air-conditioner outdoor unit |
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2012
- 2012-09-14 CN CN201210343027.1A patent/CN103673140B/en active Active
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| Publication number | Publication date |
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| CN103673140A (en) | 2014-03-26 |
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