CN109059129B - Air conditioner and air conditioner outdoor unit - Google Patents
Air conditioner and air conditioner outdoor unit Download PDFInfo
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- CN109059129B CN109059129B CN201811013663.1A CN201811013663A CN109059129B CN 109059129 B CN109059129 B CN 109059129B CN 201811013663 A CN201811013663 A CN 201811013663A CN 109059129 B CN109059129 B CN 109059129B
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- 238000010438 heat treatment Methods 0.000 claims description 19
- 238000001816 cooling Methods 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 3
- 239000003570 air Substances 0.000 description 285
- 239000003507 refrigerant Substances 0.000 description 10
- 230000007306 turnover Effects 0.000 description 4
- 230000006698 induction Effects 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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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
- F24F1/0003—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station characterised by a split arrangement, wherein parts of the air-conditioning system, e.g. evaporator and condenser, are in separately located units
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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
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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
- F24F11/00—Control or safety arrangements
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/52—Indication arrangements, e.g. displays
-
- 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
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
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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
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/65—Electronic processing for selecting an operating mode
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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
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
- F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
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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
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/28—Arrangement or mounting of filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Human Computer Interaction (AREA)
- Other Air-Conditioning Systems (AREA)
Abstract
The invention relates to an air conditioner and an air conditioner outdoor unit, wherein the air conditioner outdoor unit has a heat exchange mode and a fresh air mode, and comprises: the air conditioner comprises a shell with an inner cavity, wherein one end of the shell is provided with an air inlet, an air outlet and an air inlet; in the heat exchange mode, the air inlet and outlet form a heat exchange airflow passage in the inner cavity; and when in the fresh air mode, a fresh air flow passage is formed between the air inlet, the air outlet and the air outlet in the inner cavity. When the indoor environment needs to be cooled or heated, the outdoor unit of the air conditioner is switched to a heat exchange mode, outdoor air flows through the heat exchange air flow channel to cooperate with the outdoor air conditioner to perform heat exchange work, and meanwhile, the indoor environment is cooled or heated. In spring and autumn, the outdoor temperature is appropriate, the indoor temperature is higher, the outdoor unit of the air conditioner is switched to a fresh air mode, and outdoor air is introduced into a room through a fresh air flow passage, so that the fresh air function is realized.
Description
Technical Field
The invention relates to the technical field of air conditioning, in particular to an air conditioner and an air conditioner outdoor unit.
Background
An air conditioner generally includes an indoor unit and an outdoor unit, the indoor unit and the outdoor unit are connected by a pipe, a compressor and an outdoor heat exchanger are disposed in the outdoor unit, an indoor heat exchanger is disposed in the indoor unit, a refrigerant is compressed into a high-temperature and high-pressure gas in the compressor, the gas is condensed and released in one of the indoor heat exchanger and the outdoor heat exchanger, and the refrigerant is evaporated and absorbed in the other of the indoor heat exchanger and the outdoor heat exchanger, thereby achieving a heating or cooling function for an indoor environment.
A multi-connected air conditioner belongs to a central air conditioner, and one outdoor unit is connected with two or more indoor units through a pipe. The outdoor unit can be installed on a wall of a building in a wall-penetrating mode, and is matched with the indoor unit to refrigerate in summer and matched with the indoor unit to heat in winter. However, in spring and autumn, when the outdoor temperature is appropriate and the indoor temperature is too high, outdoor air cannot be introduced into the room, and a fresh air mode is not available.
Disclosure of Invention
Therefore, the air conditioner outdoor unit with the heat exchange mode and the fresh air mode is needed to solve the problem that the air conditioner outdoor unit cannot have the heat exchange function and the fresh air function.
An outdoor unit of an air conditioner, the outdoor unit of an air conditioner having a heat exchange mode and a fresh air mode, and comprising:
the air conditioner comprises a shell with an inner cavity, wherein one end of the shell is provided with an air inlet, an air outlet and an air inlet;
in the heat exchange mode, the air inlet and the air outlet are communicated in the inner cavity to form a heat exchange airflow passage;
and in the fresh air mode, the air inlet and the air outlet are communicated with the air outlet in the inner cavity to form a fresh air flow passage.
The air conditioner outdoor unit has a heat exchange mode and a fresh air mode, when the indoor environment needs to be cooled and heated, the air conditioner outdoor unit is switched to the heat exchange mode, a heat exchange airflow passage is formed between the air inlet and the air outlet in the inner cavity, outdoor air enters the inner cavity from the air inlet to exchange heat and then flows out of the air inlet and the air outlet, and therefore the air flows through the heat exchange airflow passage and is matched with the outdoor air conditioner to perform heat exchange work, and the indoor environment is cooled or heated. In spring and autumn, if the outdoor temperature is appropriate and the indoor temperature is relatively high, the outdoor unit of the air conditioner can be switched to a fresh air mode, a fresh air flow passage is formed between the air inlet and the air outlet in the inner cavity, outdoor air enters the inner cavity from the air inlet and the air outlet and then flows into the indoor space from the air outlet, and therefore the fresh air function is achieved by introducing the outdoor air into the indoor space through the fresh air flow passage.
In one embodiment, the air conditioner further comprises a fan, wherein the fan is arranged in the inner cavity corresponding to the air inlet and the air outlet;
in the heat exchange mode, the fan rotates along a first direction to drive air to flow through the heat exchange airflow channel;
in the fresh air mode, the fan rotates along a second direction opposite to the first direction to drive air to flow through the fresh air flow passage.
In one embodiment, the air conditioner further comprises an air deflector which is movably arranged on the shell and shields or opens the air outlet;
in the heat exchange mode, the air deflector shields the air outlet, and the air inlet is communicated with the air inlet and the air outlet to form the heat exchange airflow passage;
in the fresh air mode, the air outlet is opened by the air deflector, and the air inlet, the air inlet and the air outlet are communicated with each other to form the heat exchange airflow passage.
In one embodiment, the heat exchanger is arranged in the inner cavity and positioned on the heat exchange airflow path, and the fan is positioned between the air inlet and the air outlet and the heat exchanger.
In one embodiment, the heat exchanger is turned on in the heat exchange mode, and is turned off in the fresh air mode.
In one embodiment, the air conditioner further comprises a filter screen for filtering air, and the filter screen is detachably arranged at the air outlet.
In one embodiment, the filter screen is a one-way filter screen that allows air to flow from outdoors to indoors.
In one embodiment, the air quality detection device further comprises a sensing system, wherein the sensing system comprises a controller, and an air quality sensor and an alarm which are connected with the controller, the air quality sensor is arranged at the filter screen and used for detecting the air quality, and when the air quality is lower than a preset level, the controller controls the alarm to be turned on.
In one embodiment, the heating device further comprises a heating module, wherein the heating module is located in the inner cavity and is arranged at the air inlet.
In one embodiment, the heat exchange mode includes a heating mode and a cooling mode, and in the heating mode, when the ambient temperature of the outdoor unit of the air conditioner is lower than zero, the heating module is turned on.
The invention also provides an air conditioner, which comprises an air conditioner indoor unit and the air conditioner outdoor unit, wherein the air conditioner indoor unit is connected with the air conditioner outdoor unit.
In one embodiment, the air conditioner is a multi-connected air conditioner, the air conditioner indoor units include a plurality of air conditioner indoor units, and the plurality of air conditioner indoor units are connected with the air conditioner outdoor unit.
Drawings
Fig. 1 is a schematic view illustrating an application of an outdoor unit of an air conditioner according to an embodiment of the present invention;
fig. 2 is a schematic view illustrating a structure of an outdoor unit of the air conditioner shown in fig. 1;
fig. 3 is a schematic view of the outdoor unit of the air conditioner shown in fig. 2 in a heat exchange mode;
fig. 4 is a schematic view of the outdoor unit of the air conditioner shown in fig. 2 in a fresh air mode.
Detailed Description
To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1, in an embodiment of the present invention, an outdoor unit 100 of an air conditioner is provided, and the outdoor unit 100 is installed on a wall of a building through a wall and has a heat exchange mode and a fresh air mode. In the heat exchange mode, the outdoor unit 100 of the air conditioner is matched with the indoor unit of the air conditioner to cool or heat the indoor environment. In the fresh air mode, outdoor air may enter the room through the outdoor unit 100 of the air conditioner installed on the wall to provide fresh air to the indoor environment.
As shown in fig. 2 to 3, in some embodiments, the outdoor unit 100 of the air conditioner includes a casing 10 having an inner cavity 20, an air inlet 11 and an air outlet 13 are formed at one end of the casing 10, and an air outlet 15 is formed at the other end of the casing 10. In the heat exchange mode, the air inlet 11 and the air inlet and outlet 13 are communicated in the inner cavity 20 to form a heat exchange airflow passage, outdoor air is introduced into the inner cavity 20 from the air inlet 11 for heat exchange and then flows out from the air inlet and outlet 13, and thus the air flows through the heat exchange airflow passage to cooperate with the outdoor air conditioner 100 to perform heat exchange work, so that the indoor environment is cooled or heated; in the fresh air mode, the air inlet 11, the air inlet and the air outlet 13 are communicated with the air outlet 15 in the inner cavity 20 to form a fresh air flow passage, outdoor air enters the inner cavity 20 from the air inlet 11 and the air inlet and the air outlet 13 and then flows into a room from the air outlet 15, and the outdoor air is introduced into the room through the fresh air flow passage to realize a fresh air function.
As shown in fig. 3, the outdoor unit 100 further includes a blower 30, the blower 30 is disposed in the inner cavity 20 corresponding to the air inlet 13 and the air outlet 13, and rotates along a first direction in the heat exchange mode to drive air to flow through the heat exchange airflow channel, so that the air flows from the air inlet 11 to the air inlet 13 and the air outlet 13, and performs heat exchange on the way, so that the outdoor unit 100 realizes a heat exchange function. Specifically, the outdoor unit 100 of the air conditioner further includes a heat exchanger 50, the heat exchanger 50 is disposed in the inner cavity 20 and is located on the heat exchange airflow path, and the fan 30 is located between the air inlet 13 and the heat exchanger 50, so that the air flowing from the air inlet 11 to the air inlet 13 exchanges heat with the refrigerant in the heat exchanger 50, thereby implementing the heat exchange function.
As shown in fig. 4, in the fresh air mode, the fan 30 rotates in a second direction opposite to the first direction to drive air to flow through the fresh air flow path, so that air flows from the air inlet 11 and the air inlet/outlet 13 to the air outlet 15, and fresh air from the outside can enter the inner cavity 20 through the air inlet 11 and the air inlet/outlet 13 at one end of the housing 10, and then flow out from the air outlet 15 at the other end of the housing 10 to enter the room, so as to introduce fresh air into the indoor environment. In spring and autumn, if the indoor temperature is higher than the outdoor temperature, the fresh air mode is only needed to be started, outdoor fresh air is introduced into the room through the fan 30 rotating along the second direction, the indoor temperature is reduced, and the indoor environment is comfortable.
Further, in the heat exchange mode, the heat exchanger 50 is opened, and the refrigerant in the heat exchanger 50 exchanges heat with the air on the heat exchange airflow passage; when new trend mode, heat exchanger 50 is closed, through new trend airflow channel, introduces indoor with the suitable air of outdoor temperature, alright make indoor temperature suitable, need not start heat exchanger 50, saves the electric quantity, the noise abatement.
In some embodiments, the enclosure 10 includes a front panel 12, a back panel 14, and two side panels 16, the front panel 12 and the back panel 14 being disposed opposite one another, one of the two side panels 16 being connected between the same ends of the front panel 12 and the back panel 14, and the other of the two side panels 16 being connected between the other ends of the front panel 12 and the back panel 14. An air inlet and outlet 13 is formed in the middle of the front plate 12, two air inlets 11 are formed in the front plate 12, and the air inlet and outlet 13 is located between the two air inlets 11; an air inlet 11 is also arranged at one end of the side plate 16 close to the front plate 12, and an air outlet 15 is arranged on the rear plate 14. Thus, under the driving of the blower 30, air enters from the air inlets 11 of the front plate 12 and the side plate 16 and then flows out from the air inlet and outlet 13 of the front plate 12, or air enters from the air inlets 11 of the front plate 12 and the side plate 16 and the air inlet and outlet 13 of the front plate 12 and then flows out from the air outlet 15 of the rear plate 14.
Further, a grip 161 is concavely formed on the side plate 16 to facilitate movement and installation of the outdoor air conditioner 100.
In some embodiments, the heat exchanger 50 is disposed in the inner cavity 20 of the housing 10, and divides the inner cavity 20 into a first accommodating cavity 21 and a second accommodating cavity 23, the blower 30 is accommodated in the first accommodating cavity 21, and the air inlet 13 and the air outlet 15 are respectively located at two ends of the second accommodating cavity 23 and are both communicated with the second accommodating cavity 23. In this way, the first housing chamber 21 and the second housing chamber 23 are formed between the heat exchanger 50 and the chamber wall of the inner chamber 20, the fan 30 is housed in the first housing chamber 21, and the other components are housed in the second housing chamber 23. For example, the pipe assembly and the electrical assembly can be accommodated in the second accommodating cavity 23.
As shown in fig. 3, in the heat exchange mode, the fan 30 rotates along the first direction, and the air enters the second accommodating cavity 23 from the air inlet 11 under the driving of the fan 30, and enters the first accommodating cavity 21 after passing through the heat exchanger 50 for heat exchange, enters the first accommodating cavity 21 after completing the heat exchange with the refrigerant in the heat exchanger 50, and finally flows out from the air inlet 13 to complete the heat exchange. As shown in fig. 4, in the fresh air mode, the fan 30 rotates in the second direction, and the air enters the first accommodating cavity 21 and the second accommodating cavity 23 through the air inlet 13 and the air outlet 11 under the driving of the fan 30, passes through the other side of the second accommodating cavity 23, flows out of the air outlet 15, and enters the room, so that the outdoor air is introduced into the room.
Specifically, the heat exchanger 50 includes first section, second section and interlude, first section and second section are located the relative both sides of business turn over wind gap 13 respectively, the relative business turn over wind gap 13 of interlude sets up and connects between first section and second section, so first section, second section and interlude enclose to be located outside business turn over wind gap 13, the air that gets into from air intake 11 can be followed all directions and advanced first section, flow to business turn over wind gap 13 behind second end and the interlude, heat exchanger 50 is great with the heat transfer area of air, heat exchange efficiency is higher. Meanwhile, a first accommodating cavity 21 communicated with the air inlet and outlet 13 is formed between the first section, the second section and the cavity wall of the inner cavity 20, and can be used for accommodating the fan 30. A second accommodating cavity 23 adjacent to the first accommodating cavity 21 is formed between the first section, the second section and the middle section and the cavity wall of the inner cavity 20 for accommodating other components.
In some embodiments, the outdoor unit 100 further includes a compressor 60, the compressor 60 is disposed in the inner chamber 20 and is in communication with the heat exchanger 50, the compressor 60 is used for compressing the refrigerant, and the heat exchanger 50 is connected to the compressor 60, so that the refrigerant exchanges heat with the outdoor air on a circulation path of the refrigerant. Specifically, the compressor 60 is disposed in the second receiving chamber 23.
As shown in fig. 3 to 4, in some embodiments, the outdoor unit 100 further includes a wind deflector 70, the wind deflector 70 is movably disposed on the casing 10, and the wind outlet 15 is shielded or opened, and the on/off of the wind outlet 15 is controlled by the wind deflector 70. As shown in fig. 3, in the heat exchange mode, the air deflector 70 shields the air outlet 15, and the air inlet 11 and the air outlet 13 are communicated with each other to form a heat exchange airflow path, so that the outside air flows into the inner cavity 20 from the outdoor side of the housing 10, and the heat exchanged air flows out from the outdoor side of the housing 10 and is exhausted into the atmosphere. At this time, the air outlet 15 is shielded, so that the air which completes heat exchange is prevented from entering the room from the air outlet 15, and the indoor heating or refrigerating effect is ensured not to be influenced. Specifically, the heat exchange airflow channel has its ends at the same end of the inner cavity 20.
As shown in fig. 4, in the fresh air mode, the air deflector 70 opens the air outlet 15, and the air inlet 11, the air inlet/outlet 13 and the air outlet 15 are all communicated with each other to form a fresh air flow path, so that the outdoor air can flow from one end of the inner cavity to the other end and then enter the room. At this time, the air outlet 15 is opened, so that fresh air can be allowed to flow indoors, and a fresh air mode is realized. Specifically, the head and tail ends of the fresh air flow path are located at the opposite ends of the inner cavity 20.
Optionally, the air deflector 70 is connected to the stepping motor and is driven by the stepping motor to rotate relative to the air outlet 15 to shield or open the air outlet 15. Specifically, the included angle between the air deflector 70 and the air outlet 15 is 0 to 180 degrees, and the opening angle of the air deflector 70 can be controlled according to the requirement, so as to control the amount of air entering the room.
In some embodiments, the outdoor unit 100 further includes a filter 80 for filtering air, and the filter 80 is detachably disposed at the air outlet 15 and filters the outside air to send the filtered outside air into the room.
Specifically, the filter 80 is a one-way filter allowing air to flow from the outdoor to the indoor, that is, the air in the inner cavity 20 can enter the indoor through the filter 80, but the indoor air cannot flow through the filter 80 to the outside, so as to prevent the indoor air from flowing reversely through the air outlet 15 under the action of pressure difference.
Further, air condensing units 100 still includes induction system, and induction system includes the controller and all is connected with the controller air quality inductor 81 and alarm, and air quality inductor 81 sets up in filter screen 80 department for detect air quality, and when air quality was less than and predetermines the level, controller control alarm opened, reminds the user to clear up filter screen 80.
In some embodiments, the outdoor unit 100 further includes a heating module 90, and the heating module 90 is located in the inner cavity 20 and disposed at the air inlet 11, and is capable of heating the incoming air when necessary.
Specifically, the heat exchange modes of the outdoor unit 100 include a cooling mode and a heating mode, and in the cooling mode, the refrigerant in the compressor 60 is condensed and released heat by the heat exchanger 50 of the outdoor unit 100, and then evaporated and absorbed heat by the heat exchanger 50 of the indoor unit of the air conditioner, so as to cool the indoor environment; in the heating mode, the refrigerant in the compressor 60 is condensed and released heat through the heat exchanger 50 of the indoor unit of the air conditioner to heat the indoor environment, and then evaporated and absorbed heat through the heat exchanger 50 of the outdoor unit 100 of the air conditioner, and finally returns to the compressor 60. In the cooling mode, when the ambient temperature of the outdoor unit 100 is lower than zero, the surface temperature of the heat exchanger 50 in the outdoor unit 100 is lower than the ambient temperature and also lower than zero because the heat exchanger 50 absorbs heat during evaporation, and when the ambient air contacts the heat exchanger 50 with a lower temperature, the air is condensed and frosted. At this time, in order to avoid frosting, the heating module 90 is turned on to heat the air temperature of the air inlet 11, and when the heated air passes through the surface of the heat exchanger 50, the heated air is not condensed and frosted on the surface of the heat exchanger 50, so that the air conditioner is prevented from being out of order due to frosting operation.
The air conditioner outdoor unit 100 has a heat exchange mode and a fresh air mode, when the indoor environment needs to be cooled and heated, the air conditioner outdoor unit 100 is switched to the heat exchange mode, a heat exchange airflow passage is formed between the air inlet 11 and the air inlet and outlet 13 in the inner cavity 20, outdoor air enters the inner cavity 20 from the air inlet 11 for heat exchange, and then flows out from the air inlet and outlet 13, so that the air flows through the heat exchange airflow passage and is matched with the outdoor air conditioner 100 for heat exchange, and the indoor environment is cooled or heated. In spring and autumn, if the outdoor temperature is appropriate and the indoor temperature is relatively high, the outdoor unit 100 of the air conditioner can be switched to a fresh air mode, a fresh air flow path is formed between the air inlet 11, the air inlet and outlet 13 and the air outlet 15 in the inner cavity 20, outdoor air enters the inner cavity 20 from the air inlet 11 and the air inlet and outlet 13 and then flows into the room from the air outlet 15, and therefore the fresh air function is achieved by introducing the outdoor air into the room through the fresh air flow path.
The invention also provides an air conditioner, which comprises an air conditioner indoor unit and the air conditioner outdoor unit 100, wherein the air conditioner indoor unit is connected with the air conditioner outdoor unit 100 and is matched with the air conditioner outdoor unit 100 to realize the adjustment of the indoor temperature.
Further, the air conditioner is a multi-connected air conditioner, the air conditioner indoor units comprise a plurality of air conditioner indoor units, the plurality of air conditioner indoor units are all connected with the air conditioner outdoor unit 100, the small and medium buildings and the public buildings can be controlled in different areas, and the flexibility is high. It should be understood that in some other embodiments, the air conditioner may also be a general air conditioner, and one air conditioner outdoor unit 100 is connected to one air conditioner indoor unit, and the form of the air conditioner is not limited herein.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (11)
1. An outdoor unit (100) of an air conditioner, wherein the outdoor unit (100) has a heat exchange mode and a fresh air mode, and the outdoor unit (100) comprises:
the air conditioner comprises a shell (10) with an inner cavity (20), wherein one end of the shell (10) is provided with an air inlet (11) and an air inlet/outlet (13), and the other end of the shell (10) is provided with an air outlet (15);
in the heat exchange mode, the air inlet (11) and the air inlet and outlet (13) are communicated in the inner cavity (20) to form a heat exchange airflow passage, and the air inlet and outlet (13) is used as an airflow outlet of the heat exchange airflow passage;
in the fresh air mode, the air inlet (11), the air inlet and the air outlet (13) are communicated with the air outlet (15) in the inner cavity (20) to form a fresh air flow passage, and the air inlet (11) and the air inlet and the air outlet (13) are both air flow inlets of the fresh air flow passage;
the air conditioner outdoor unit (100) further comprises a fan (30), and the fan (30) is arranged in the inner cavity (20) corresponding to the air inlet and outlet (13); in the heat exchange mode, the fan (30) rotates along a first direction to drive air to flow through the heat exchange airflow passage; in the fresh air mode, the fan (30) rotates in a second direction opposite to the first direction to drive air to flow through the fresh air flow passage.
2. The outdoor unit (100) of claim 1, further comprising a wind guide plate (70), wherein the wind guide plate (70) is movably disposed on the casing (10);
in the heat exchange mode, the air deflector (70) shields the air outlet (15), and the air inlet (11) is communicated with the air inlet and outlet (13) to form the heat exchange airflow passage;
in the fresh air mode, the air deflector (70) opens the air outlet (15), and the air inlet (11), the air inlet/outlet (13) and the air outlet (15) are communicated with each other to form the heat exchange airflow passage.
3. The outdoor unit (100) of claim 1, further comprising a heat exchanger (50), wherein the heat exchanger (50) is disposed in the inner chamber (20) and is located on the heat exchange air path, and the blower (30) is located between the air inlet/outlet (13) and the heat exchanger (50).
4. The outdoor unit (100) of claim 3, wherein the heat exchanger (50) is turned on in the heat exchange mode, and the heat exchanger (50) is turned off in the fresh air mode.
5. The outdoor unit (100) of claim 1, further comprising a filter screen (80) for filtering air, wherein the filter screen (80) is detachably disposed at the outlet (15).
6. The outdoor unit (100) of claim 5, wherein the filter screen (80) is a one-way filter screen allowing air to flow from the outdoor to the indoor.
7. The outdoor unit (100) of claim 5, further comprising a sensing system including a controller, and an air quality sensor (81) and an alarm both connected to the controller, wherein the air quality sensor (81) is disposed at the filter screen (80) for detecting air quality, and the controller controls the alarm to be turned on when the air quality is lower than a preset level.
8. The outdoor unit (100) of claim 1, further comprising a heating module (90), wherein the heating module (90) is located in the inner chamber (20) and disposed at the air inlet (11).
9. The outdoor unit (100) of claim 8, wherein the heat exchange mode comprises a heating mode and a cooling mode, and in the heating mode, the heating module (90) is turned on when the outdoor unit (100) is located at an ambient temperature lower than zero.
10. An air conditioner, characterized by comprising an air conditioner indoor unit and the air conditioner outdoor unit (100) of any one of claims 1 to 9, wherein the air conditioner indoor unit is connected to the air conditioner outdoor unit (100).
11. The air conditioner of claim 10, wherein the air conditioner is a multi-type air conditioner, and the number of the indoor units is plural, and the plural indoor units are connected to the outdoor unit (100).
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| CN201811013663.1A CN109059129B (en) | 2018-08-31 | 2018-08-31 | Air conditioner and air conditioner outdoor unit |
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| CN201811013663.1A CN109059129B (en) | 2018-08-31 | 2018-08-31 | Air conditioner and air conditioner outdoor unit |
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| CN109059129A CN109059129A (en) | 2018-12-21 |
| CN109059129B true CN109059129B (en) | 2023-02-28 |
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| CN201811013663.1A Active CN109059129B (en) | 2018-08-31 | 2018-08-31 | Air conditioner and air conditioner outdoor unit |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110345621A (en) * | 2019-08-12 | 2019-10-18 | 珠海格力电器股份有限公司 | Air duct assembly and wall penetrating machine |
| CN111089335A (en) * | 2019-12-03 | 2020-05-01 | 珠海格力电器股份有限公司 | Air conditioner, method and device thereof and storage medium |
| CN113899023A (en) * | 2021-07-27 | 2022-01-07 | 广西格美乐电器有限责任公司 | Outdoor side heat exchange structure of air conditioner all-in-one machine |
| CN114396653B (en) * | 2021-12-04 | 2023-07-21 | 徐州新风空调设备有限公司 | Air conditioner with fresh air exchanging function |
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| CN109059129A (en) | 2018-12-21 |
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