CN117029118A - Electric cabinet structure, air condensing units and air conditioner - Google Patents
Electric cabinet structure, air condensing units and air conditioner Download PDFInfo
- Publication number
- CN117029118A CN117029118A CN202311074006.9A CN202311074006A CN117029118A CN 117029118 A CN117029118 A CN 117029118A CN 202311074006 A CN202311074006 A CN 202311074006A CN 117029118 A CN117029118 A CN 117029118A
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- China
- Prior art keywords
- electric cabinet
- main control
- control board
- radiator
- closed cavity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000001704 evaporation Methods 0.000 claims description 18
- 230000008020 evaporation Effects 0.000 claims description 18
- 230000005494 condensation Effects 0.000 claims description 14
- 238000009833 condensation Methods 0.000 claims description 14
- 238000007789 sealing Methods 0.000 claims description 6
- 230000009471 action Effects 0.000 claims description 5
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 abstract description 8
- 239000001294 propane Substances 0.000 abstract description 4
- 239000003507 refrigerant Substances 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 4
- 230000017525 heat dissipation Effects 0.000 description 14
- 230000005540 biological transmission Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 230000003993 interaction Effects 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
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/20—Electric components for separate outdoor units
- F24F1/24—Cooling of electric components
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/20—Electric components for separate outdoor units
- F24F1/22—Arrangement or mounting thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/88—Electrical aspects, e.g. circuits
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention relates to the technical field of household appliances, and provides an electric cabinet structure, an air conditioner outdoor unit and an air conditioner. The electric cabinet structure comprises an electric cabinet, a main control board, a module board and a first radiator; the inside of the electric cabinet is provided with a closed cavity; the main control board and the module board are positioned in the closed cavity and are connected with the cavity wall of the closed cavity; the first radiator is connected to the first side of the electric cabinet. The inside of the electric cabinet is provided with the closed cavity, so that the tightness of the electric cabinet is ensured, namely, water, propane (R290) and other refrigerants cannot enter the electric cabinet; and, because the heat that main control board and module board released can outwards conduct through the electric cabinet, consequently, through connecting first radiator in the first side of electric cabinet, borrow first radiator to main control board and module board and dispel the heat, guarantee that the heat of main control board and module board can obtain giving off, dispel the heat to main control board and module board among the solution prior art, the technical problem that the leakproofness of electric cabinet that leads to is relatively poor.
Description
Technical Field
The invention relates to the technical field of household appliances, in particular to an electric cabinet structure, an air conditioner outdoor unit and an air conditioner.
Background
An air conditioner is a household appliance commonly used in daily life of people, and generally comprises an air conditioner indoor unit and an air conditioner outdoor unit, wherein the air conditioner indoor unit is arranged on the indoor side, and the air conditioner outdoor unit is arranged on the outdoor side. The outdoor unit of the air conditioner comprises an outdoor unit shell, a compressor, a condenser, an outdoor fan and an electric cabinet structure, wherein the electric cabinet structure comprises an electric cabinet and a main control board and a module board (for example, the module board can be an integrated module board integrated with functional modules such as an inductor, a press driver, a fan driver and a capacitor) arranged inside the electric cabinet, the main control board and the module board are various in number of electronic components, compact in arrangement and high in heat, if the heat cannot be emitted, the main control board and the module board can be overhigh in temperature, and the service lives of the main control board and the module board can be influenced by the overhigh temperature of the main control board and the module board, so that the main control board and the module board can be cooled in the prior art.
In the prior art, heat dissipation is carried out on the main control board and the module board, and heat dissipation holes are usually formed in the surface of the electric cabinet, so that heat exchange can be carried out on air inside the electric cabinet and outside air, and heat dissipation is carried out on the main control board and the module board.
However, the heat dissipation holes are formed in the surface of the electric cabinet, so that the tightness of the electric cabinet is reduced, and the reduction of the tightness not only easily enables water (such as rainwater) to enter the electric cabinet, thereby influencing the service lives of the main control board and the module board; and if refrigerants such as propane (R290) enter the electric cabinet, once contacting the electrified elements of the main control board and the module board, the risks of fire and explosion are easily caused.
Disclosure of Invention
The invention provides an electric cabinet structure, an air conditioner outdoor unit and an air conditioner, which are used for solving the technical problem of poor tightness of the electric cabinet caused by heat dissipation of a main control board and a module board in the prior art.
The invention provides an electric cabinet structure, which comprises an electric cabinet, a main control board, a module board and a first radiator; the inside of the electric cabinet is provided with a closed cavity; the main control board and the module board are positioned in the closed cavity and are connected with the cavity wall of the closed cavity; the first radiator is connected to the first side of the electric cabinet.
According to one embodiment of the invention, the module plate has a first region; the first region is provided with a first electronic component; the electric cabinet structure also comprises a channel forming component and an air supply device; the channel forming component is arranged in the closed cavity and surrounds a channel with the first area; the inlet of the channel is positioned on the main control board, and the outlet of the channel faces the inner wall of the first side; the air supply device is positioned in the channel; under the action of the air supply device, air in the closed cavity can flow circularly through the main control board, the channel and the inner wall of the first side in sequence.
According to one embodiment of the invention, the first radiator penetrates through the first side and is connected with the first side in a sealing mode.
According to one embodiment of the invention, the first radiator is a first temperature equalizing plate, and the evaporation side of the first temperature equalizing plate is positioned in the closed cavity and is used for absorbing heat.
According to one embodiment of the invention, the main control board and the module board are horizontally arranged and are sequentially arranged along the length direction of the electric cabinet; the main control board is provided with a third area; the third region is provided with a second electronic component; the channel forming part is positioned above the first area and the third area and surrounds the first area and the third area to form a channel; under the action of the air supply device, air in the closed cavity can flow circularly through the channel and the inner wall of the first side in sequence.
According to one embodiment of the invention, the electric cabinet structure further comprises a second radiator, which is located below the module board and is connected to the second side of the electric cabinet.
The invention also provides an air conditioner outdoor unit which comprises an outdoor unit shell, the electric cabinet structure and the outdoor fan; the electric cabinet of the electric cabinet structure is connected with the outdoor machine shell, and the outdoor fan is arranged in the outdoor machine shell and used for radiating heat of the first radiator and the second radiator.
According to one embodiment of the invention, the first side is a side wall of the electric cabinet facing the outdoor fan; the second side is the diapire of electric cabinet.
According to one embodiment of the invention, the second radiator is a second temperature equalizing plate, the second temperature equalizing plate penetrates through the second side and is connected with the second side in a sealing way, the evaporation side of the second temperature equalizing plate is positioned in the closed cavity, and the evaporation side of the second temperature equalizing plate is connected with the module plate and is used for absorbing heat; the condensation side of the first temperature equalizing plate and the condensation side of the second temperature equalizing plate are positioned outside the closed cavity and used for releasing heat; the outdoor fan is used for radiating heat on the condensation side of the first temperature equalization plate and the condensation side of the second temperature equalization plate.
The present invention also provides an air conditioner, comprising: the electric cabinet structure of the above embodiment; or, the air conditioner outdoor unit of the above embodiment; and the air conditioner indoor unit is connected with the air conditioner outdoor unit.
The electric cabinet structure, the air conditioner outdoor unit and the air conditioner have the characteristics and advantages that:
the inside of the electric cabinet is provided with a closed cavity, so that the tightness of the electric cabinet is ensured, namely, water, propane (R290) and other refrigerants cannot enter the electric cabinet; and, because the heat that main control board and module board released can outwards conduct through the electric cabinet, consequently, through connecting first radiator in the first side of electric cabinet, borrow first radiator to main control board and module board and dispel the heat, guarantee that the heat of main control board and module board can obtain giving off, dispel the heat to main control board and module board among the solution prior art, the technical problem that the leakproofness of electric cabinet that leads to is relatively poor.
Drawings
In order to more clearly illustrate the invention or the technical solutions of the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the invention, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is an exploded view of an outdoor unit of an air conditioner according to the present invention.
Fig. 2 is a perspective view of an outdoor unit of an air conditioner according to the present invention.
Fig. 3 is a schematic top view of an outdoor unit of an air conditioner according to the present invention.
Fig. 4 is a cross-sectional view taken along A-A in fig. 3.
Fig. 5 is a schematic perspective view of the structure of the electric cabinet of the present invention.
Fig. 6 is an exploded view of the structure of the electric cabinet of the present invention.
Fig. 7 is a schematic perspective view of the structure of the electric cabinet of the present invention, and the top plate of the electric cabinet is not shown.
Fig. 8 is a schematic top view of the structure of the electric cabinet of the present invention, not shown.
Reference numerals:
100. an outdoor unit casing; 200. an electric cabinet structure; 210. an electric control box; 201. a closed cavity; 211. a first side; 212. a second side; 220. a main control board; 221. a second electronic component; 230. a module board; 231. a first electronic component; 240. a first heat sink; 250. a channel forming member; 260. an air supply device; 270. a channel; 280. a second heat sink; 300. an outdoor fan; l, the length direction of electric cabinet.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present embodiment, it should 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", "axial", "radial", "circumferential", 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 embodiment and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present embodiment.
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 at least one such feature. In the description of the present embodiment, the meaning of "plurality" is at least two, for example, two, three, etc., unless explicitly defined otherwise.
In this embodiment, unless explicitly stated or limited otherwise, the terms "disposed," "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present embodiment can be understood by those of ordinary skill in the art according to the specific circumstances.
In embodiments of the invention, unless expressly specified and limited otherwise, a first feature "up" or "down" on a second feature may be that the first and second features are in direct contact, or that the first and second features are in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
Fig. 1 to 8 show an electric cabinet structure, an air conditioner outdoor unit and an air conditioner provided by the present invention, and as can be seen from the drawings, the air conditioner outdoor unit of the present invention includes an outdoor unit housing 100 and an electric cabinet structure 200, the electric cabinet structure 200 includes an electric cabinet 210, a main control board 220, a module board 230 and a first radiator 240; the electric cabinet 210 is connected with the outdoor unit casing 100, and a closed cavity 201 is formed in the electric cabinet 210; the main control board 220 and the module board 230 are positioned in the closed cavity 201 and are connected with the cavity wall of the closed cavity 201; the first radiator 240 is connected to the first side 211 of the electric cabinet 210.
In specific implementation, the inside of the electric cabinet 210 is provided with the closed cavity 201, so that the tightness of the electric cabinet 210 is ensured, that is, the refrigerants such as water, propane (R290) and the like cannot enter the electric cabinet 210; and, because the heat that main control board 220 and module board 230 released can outwards conduct through electric cabinet 210, consequently, through connecting first radiator 240 in electric cabinet 210's first side 211, borrow first radiator 240 can dispel the heat to main control board 220 and module board 230, guarantee that main control board 220 and module board 230's heat can obtain giving off, solve among the prior art to main control board 220 and module board 230 dispel the heat, the technical problem that the leakproofness of electric cabinet 210 that leads to is relatively poor.
As shown in fig. 6 and 7, according to an embodiment of the present invention, the module board 230 may have a first region and a second region that are sequentially adjacent, and the first region and the second region may be sequentially arranged along a width direction of the electric cabinet 210; the first region has a first electronic component 231; the electric cabinet structure 200 further includes a passage forming member 250 and an air supply device 260; the channel forming member 250 is disposed in the closed cavity 201, and encloses a channel 270 with the first region; the inlet of the channel 270 is located in the main control board 220, and the outlet of the channel 270 faces the inner wall of the first side 211; the air supply 260 is located within the channel 270; under the action of the air supply device 260, the air in the closed cavity 201 can circulate through the main control board 220, the channel 270, the inner wall of the first side 211 and the second area in sequence.
In particular, the air supply device 260 can increase the flow rate of air, so that the air (or cold air) around the motherboard 220 flows into the channel 270 through the inlet of the channel 270, and after entering the channel 270, the air exchanges heat with the first electronic component 231 in the channel 270 and the air (or hot air) around the first electronic component 231, thereby increasing the heat dissipation speed of the first electronic component 231; meanwhile, after the air is subjected to heat exchange, the cold air is changed into hot air and blown to the inner wall of the first side 211, and heat is transferred to the first side 211, and as the first side 211 is connected with the first radiator 240, the first radiator 240 can perform heat exchange with the first side 211 and hot air around the first side 211, so that the hot air flowing towards the inner wall of the first side 211 is changed into cold air, and after being changed into cold air, the cold air sequentially flows back to the main control board 220 through the second area, thereby realizing one-time circulation flow.
In the present embodiment, the first electronic component 231 may be an electronic component having a large heat generation amount such as a common mode inductance. The passage forming member 250 may be a plastic member and the air blowing device 260 may be a fan. The channel 270 may be columnar and may be disposed along the length direction L of the electric cabinet 210.
According to one embodiment of the present invention, the first heat sink 240 penetrates the first side 211 and is hermetically connected to the first side 211.
In the implementation, by penetrating the first radiator 240 through the first side 211, the first radiator 240 is not only close to the module board 230 and the main control board 220 to shorten the heat conduction distance, but also increase the contact area with the air in the closed cavity 201; through the above structure, the heat dissipation speed of the main control board 220 and the module board 230 can be improved, and meanwhile, the first heat radiator 240 is in sealing connection with the first side 211, so that the tightness of the electric cabinet 210 is ensured.
According to one embodiment of the present invention, the first heat sink 240 is a first temperature equalizing plate, and an evaporation side of the first temperature equalizing plate is located in the closed cavity 201 for absorbing heat.
In specific implementation, the evaporation side of the first temperature equalizing plate is equivalent to a conventional evaporator, so that rapid refrigeration can be performed, and the heat dissipation speed of the main control board 220 and the module board 230 is further improved.
It is understood that the first temperature equalizing plate (or heat dissipation and expansion plate) may be a prior art and will not be described herein.
According to an embodiment of the present invention, the main control board 220 and the module board 230 may be horizontally disposed and sequentially arranged along the length direction L of the electric cabinet 210; the main control board 220 may have a third area and a fourth area that are sequentially adjacent, and the third area and the fourth area may be sequentially arranged along the width direction of the electric cabinet 210; the third region has a second electronic component 221; the channel forming member 250 is located above the first region and the third region, and encloses a channel 270 with the first region and the third region; the air in the closed chamber 201 can circulate through the passage 270, the inner wall of the first side 211, the second area and the fourth area in this order by the air blower 260.
In particular, the air supply device 260 can increase the flow rate of air, so that the air (or called cold air) around the motherboard 220 flows into the channel 270 through the inlet of the channel 270, and after entering the channel 270, the air exchanges heat with the second electronic component 221 in the channel 270, the air around the second electronic component 221, the air around the first electronic component 231 and the first electronic component 231 (or called hot air), thereby increasing the heat dissipation speed of the second electronic component 221 and the first electronic component 231; meanwhile, after the air is subjected to heat exchange, the air is changed from cold air into hot air and blown to the inner wall of the first side 211, and heat is transferred to the first side 211, and as the first side 211 is connected with the first radiator 240, the first radiator 240 can perform heat exchange with the first side 211 and hot air around the first side 211, so that the hot air flowing towards the inner wall of the first side 211 is changed into cold air, and after being changed into cold air, the cold air sequentially passes through the second area and the fourth area and flows back to the inlet of the channel 270 at the position of the main control board 220, thereby realizing one-time circulation flow.
In the present embodiment, the second electronic component 221 may be a resistor or the like.
According to one embodiment of the present invention, the electric cabinet structure 200 may further include a second heat sink 280 positioned below the module board 230 and connected to the second side 212 of the electric cabinet 210.
In particular, the second heat sink 280 can radiate heat to the main control board 220 and the module board 230 at the same time, and meanwhile, because the heat productivity of the module board 230 is larger, the second heat sink 280 is disposed below the module board 230, so that the second heat sink 280 is closer to the module board 230, and the second heat sink 280 can radiate heat to the module board 230 preferentially.
According to an embodiment of the present invention, the outdoor unit of the air conditioner may further include an outdoor fan 300 disposed in the outdoor unit casing 100 for radiating heat from the first radiator 240 and the second radiator 280.
In particular, the outdoor fan 300 can increase the heat dissipation speed of the first and second heat sinks 240 and 280, thereby further increasing the heat dissipation speeds of the main control board 220 and the module board 230.
In the present embodiment, the outdoor fan 300 may be an axial flow fan.
According to an embodiment of the present invention, the second heat spreader 280 is a second temperature equalizing plate, the second temperature equalizing plate penetrates through the second side 212 and is connected with the second side 212 in a sealing manner, the evaporation side of the second temperature equalizing plate is located in the closed cavity 201, and the evaporation side of the second temperature equalizing plate is connected with the module plate 230 for absorbing heat; the condensation side of the first temperature equalizing plate and the condensation side of the second temperature equalizing plate are positioned outside the closed cavity 201 and used for releasing heat; the outdoor fan 300 is used for radiating heat from the condensation side of the first temperature equalization plate and the condensation side of the second temperature equalization plate.
In specific implementation, the evaporation side of the first temperature equalization plate and the evaporation side of the second temperature equalization plate are equivalent to a conventional evaporator, that is, two refrigeration devices are equivalent to the inside of the closed cavity 201, so that the main control board 220 and the module board 230 can be simultaneously refrigerated, and the heat dissipation speed of the main control board 220 and the module board 230 can be further improved; the condensing side of the first and second temperature-equalizing plates correspond to conventional condensers, that is, the outdoor fan 300 can radiate heat from the two condensers, thereby implementing a refrigeration cycle.
In this embodiment, the first side 211 may be a side wall of the electric cabinet 210 facing the outdoor fan 300; the second side 212 may be a bottom wall of the electric cabinet 210.
It can be understood that the heat released by the first electronic component 231 on the module board 230 is conducted to the evaporation side of the first temperature equalizing board, the heat released by the second electronic component 221 on the main control board 220 is conducted to the evaporation side of the second temperature equalizing board, the heat transfer medium inside the evaporation side of the first temperature equalizing board and the heat transfer medium inside the evaporation side of the second temperature equalizing board absorb the heat to become steam, at this time, the steam rapidly expands due to the absorption of the heat and moves from the high-pressure area to the low-pressure area, when the steam contacts the condensation side with lower temperature in the moving process, the steam is condensed and releases the heat, the steam is changed into liquid, the liquid returns to the evaporation side to continuously absorb the heat, and the outdoor fan 300 can take away the heat released by the condensation side, so as to improve the heat exchange speed of the first temperature equalizing board and the second temperature equalizing board.
It is further understood that the second temperature equalizing plate (or heat dissipation and expansion plate) may be a prior art, and will not be described herein. The working principle of the temperature equalizing plate is the same as that of the heat pipe, and the heat equalizing plate and the heat pipe are completed in a straight cavity and conduct heat through liquid evaporation and flow, and the difference is that the heat transmission path of the heat pipe is one-dimensional and the transmission direction is single; the heat transmission paths of the temperature equalizing plate are two-dimensional, and the transmission directions are multiple, so that the efficiency of the temperature equalizing plate is higher.
In some embodiments, a temperature sensor is disposed in the electric cabinet 210, the temperature sensor is used for detecting the temperature in the electric cabinet 210, and the outdoor unit of the air conditioner may further include a controller connected to the air supply device 260 and the temperature sensor, the controller is used for turning on the air supply device 260 when the temperature sensor detects that the temperature in the electric cabinet 210 is higher than a preset value, and the controller is used for turning off the air supply device 260 when the temperature sensor detects that the temperature in the electric cabinet 210 is lower than the preset value (with a normal value), so that the energy consumption of the air supply device 260 may be reduced.
In summary, the electric cabinet 210 of the present invention adopts a fully sealed structure, and the interior of the electric cabinet 210 is completely isolated from the outside; starting from the combination of the air cooling and temperature equalization plate technology, on one hand, the air flow generated by the operation of the fan blades of the outdoor fan 300 is fully utilized, so that the heat of the main control board 220 and the module board 230 is led out through heat transfer; on the other hand, the air supply device 260 (cooling fan) is added in the electric cabinet 210, so that the heat of the place with large heat productivity in the electric cabinet 210 is led out in an internal circulation mode, thereby ensuring the temperature rise of the electronic components (the first electronic component 231 and the second electronic component 221) in the electric cabinet 210, prolonging the service life, ensuring the tightness of the electric cabinet 210 and improving the safety and reliability of the electric cabinet 210.
The invention also provides an air conditioner, which comprises the air conditioner outdoor unit and the air conditioner indoor unit in the embodiment, wherein the air conditioner indoor unit is connected with the air conditioner outdoor unit. The specific structure, working principle and beneficial effects of the air conditioner outdoor unit are the same as those of the above embodiments, and are not described here again.
According to one embodiment of the present invention, the air conditioner indoor unit may be an indoor unit of an air duct type air conditioner, and the air conditioner indoor unit may include an indoor unit housing, an evaporator, and an indoor fan, the front side of the indoor unit housing having an air outlet, the rear side of the indoor unit housing having an air inlet, the evaporator and the indoor fan being sequentially arranged from the front side of the indoor unit housing to the rear side of the indoor unit housing, wherein the indoor fan is a cross flow fan.
In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "manner," "particular modes," or "some modes," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or mode is included in at least one embodiment or mode of the embodiments of the present invention. In this specification, the schematic representations of the above terms are not necessarily directed to the same embodiment or manner. Furthermore, the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or ways. Furthermore, various embodiments or modes and features of various embodiments or modes described in this specification can be combined and combined by those skilled in the art without mutual conflict.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. The electric cabinet structure is characterized by comprising an electric cabinet (210), a main control board (220), a module board (230) and a first radiator (240);
the electric cabinet (210) is internally provided with a closed cavity (201);
the main control board (220) and the module board (230) are positioned in the closed cavity (201) and are connected with the cavity wall of the closed cavity (201);
the first radiator (240) is connected to a first side (211) of the electric cabinet (210).
2. The electric cabinet structure according to claim 1, wherein,
the module plate (230) has a first region;
the first region has a first electronic component (231);
the electric cabinet structure also comprises a channel forming component (250) and an air supply device (260);
the channel forming component (250) is arranged in the closed cavity (201), and a channel (270) is arranged around the channel forming component and the first area;
the inlet of the channel (270) is positioned on the main control board (220), and the outlet of the channel (270) faces the inner wall of the first side (211);
the air supply device (260) is positioned in the channel (270);
under the action of the air supply device (260), air in the closed cavity (201) can flow circularly through the main control board (220), the channel (270) and the inner wall of the first side (211) in sequence.
3. The electric cabinet structure according to claim 2, characterized in that the first radiator (240) penetrates the first side (211) and is connected with the first side (211) in a sealing manner.
4. The electric cabinet structure according to claim 3, wherein,
the first radiator (240) is a first temperature equalizing plate, and the evaporation side of the first temperature equalizing plate is positioned in the closed cavity (201) and is used for absorbing heat.
5. The electric cabinet structure according to any one of claims 2 to 4, wherein,
the main control board (220) and the module board (230) are horizontally arranged and are sequentially arranged along the length direction (L) of the electric cabinet (210);
the main control board (220) is provided with a third area;
the third region has a second electronic component (221);
the channel forming member (250) is located above the first region and the third region, and encloses the channel (270) with the first region and the third region;
wherein, under the action of the air supply device (260), the air in the closed cavity (201) can circulate through the channel (270) and the inner wall of the first side (211) in sequence.
6. The electric cabinet structure according to claim 4, characterized in that it further comprises a second radiator (280) located below the module board (230) and connected to the second side (212) of the electric cabinet (210).
7. An air conditioner outdoor unit, characterized by comprising an outdoor unit casing (100), an electric cabinet structure according to any one of claims 1 to 6, and an outdoor fan (300);
the electric cabinet (210) of the electric cabinet structure is connected with the outdoor unit shell (100)
The outdoor fan (300) is arranged in the outdoor unit casing (100) and is used for radiating heat of the first radiator (240) and the second radiator (280).
8. The outdoor unit of claim 7, wherein the outdoor unit comprises,
the first side (211) is the side wall of the electric cabinet (210) facing the outdoor fan (300);
the second side (212) is a bottom wall of the electric cabinet (210).
9. The outdoor unit of claim 8, wherein,
the second radiator (280) is a second temperature equalizing plate, the second temperature equalizing plate penetrates through the second side (212) and is connected with the second side (212) in a sealing way, the evaporation side of the second temperature equalizing plate is positioned in the closed cavity (201), and the evaporation side of the second temperature equalizing plate is connected with the module plate (230) and is used for absorbing heat;
the condensation side of the first temperature equalizing plate and the condensation side of the second temperature equalizing plate are positioned outside the closed cavity (201) and used for releasing heat;
the outdoor fan (300) is used for radiating heat on the condensation side of the first temperature equalizing plate and the condensation side of the second temperature equalizing plate.
10. An air conditioner, comprising:
the electric cabinet structure as claimed in any one of claims 1 to 6; or, the outdoor unit of any one of claims 7 to 9;
and the air conditioner indoor unit is connected with the air conditioner outdoor unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311074006.9A CN117029118A (en) | 2023-08-24 | 2023-08-24 | Electric cabinet structure, air condensing units and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311074006.9A CN117029118A (en) | 2023-08-24 | 2023-08-24 | Electric cabinet structure, air condensing units and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117029118A true CN117029118A (en) | 2023-11-10 |
Family
ID=88624442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311074006.9A Pending CN117029118A (en) | 2023-08-24 | 2023-08-24 | Electric cabinet structure, air condensing units and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117029118A (en) |
-
2023
- 2023-08-24 CN CN202311074006.9A patent/CN117029118A/en active Pending
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