CN113834125A - Household fresh air and air conditioner integrated system - Google Patents
Household fresh air and air conditioner integrated system Download PDFInfo
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- CN113834125A CN113834125A CN202111050974.7A CN202111050974A CN113834125A CN 113834125 A CN113834125 A CN 113834125A CN 202111050974 A CN202111050974 A CN 202111050974A CN 113834125 A CN113834125 A CN 113834125A
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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
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D15/00—Other domestic- or space-heating systems
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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
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0035—Indoor units, e.g. fan coil units characterised by introduction of outside air to the room
- F24F1/0038—Indoor units, e.g. fan coil units characterised by introduction of outside air to the room in combination with simultaneous exhaustion of inside air
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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
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0071—Indoor units, e.g. fan coil units with means for purifying supplied air
- F24F1/0073—Indoor units, e.g. fan coil units with means for purifying supplied air characterised by the mounting or arrangement of filters
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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
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0083—Indoor units, e.g. fan coil units with dehumidification means
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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
- F24F1/08—Compressors specially adapted for separate outdoor units
- F24F1/10—Arrangement or mounting thereof
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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
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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
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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
- F24F11/56—Remote control
- F24F11/58—Remote control using Internet communication
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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
- F24F12/00—Use of energy recovery systems in air conditioning, ventilation or screening
- F24F12/001—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air
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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
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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
- F24F13/30—Arrangement or mounting of heat-exchangers
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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
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0089—Systems using radiation from walls or panels
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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
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
- F24F8/108—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using dry filter elements
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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]
- Y02B30/56—Heat recovery units
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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
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- General Engineering & Computer Science (AREA)
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- Physics & Mathematics (AREA)
- Fuzzy Systems (AREA)
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- Air Conditioning Control Device (AREA)
Abstract
The invention discloses a household fresh air conditioning integrated system, which comprises: the indoor unit comprises a fluorine water exchange part and a temperature and humidity adjusting part which are completely isolated; a fluorine water heat exchanger is arranged in the fluorine water exchange part; the temperature and humidity adjusting part comprises a fresh air fan and a fin type heat exchanger arranged between a fresh air inlet and an air supply outlet of the fresh air fan; the outdoor unit comprises a compressor unit and a condenser unit, and different circulation loops are formed by the outdoor unit, the fluorine water heat exchanger and the fin type heat exchanger respectively; and the user terminal equipment is connected to the fluorine water heat exchanger and is used for heating or cooling the indoor terminal. The invention can simultaneously ensure that the refrigeration capacity at the tail end in summer meets the indoor sensible heat load, the heating in winter basically meets the indoor heat load demand, and the annual comfortable clean fresh air supply can be realized.
Description
Technical Field
The invention relates to the field of healthy home environment control. More specifically, the invention relates to a household fresh air and air conditioner integrated system.
Background
After an epidemic situation, the cognition and the demand of the healthy home environment are more and more concerned, and the realization of the current healthy home environment has the following problems: firstly, the pollution of indoor air indicates that the suction amount of indoor PM2.5 is 400% of outdoor in research reports of Qinghua university, and the traditional air purifier can only solve the problem of closed indoor PM 2.5; secondly, the comfort level of indoor air is poor, the influence of air humidity on human health and comfort is greater, the conventional air conditioner can only control indoor temperature and cannot control indoor humidity, and people working and studying in the air conditioning environment cannot improve the environment due to non-circulation of air, and symptoms such as nasal obstruction, dizziness, sneezing, tinnitus, hypodynamia, hypomnesis and the like and symptoms of skin allergy such as air conditioning diseases such as skin tightness, dryness, allergy and poor skin can occur; thirdly, the traditional air treatment equipment has single function, the air conditioner can only control the indoor temperature, the dehumidifier can only control the indoor humidity, the fresh air unit can control the indoor carbon dioxide concentration and PM2.5, and the air purifier can control the indoor PM 2.5. The traditional fresh air unit directly purifies outdoor high-temperature high-humidity or low-temperature dry air and then directly sends the purified air into the room, the air is unknown to be clean, but the damp air in summer has great harm to buildings, furniture and health, after heating in winter, the drying degree of the indoor air is far greater than that of the outdoor air, various diseases follow the air, and the air does not meet the requirements of healthy home environment.
Disclosure of Invention
An object of the present invention is to solve at least the above problems and to provide at least the advantages described later.
The invention also aims to provide a household fresh air and air conditioner integrated system, which is characterized in that chilled water in cooling and heating equipment is connected into a finned heat exchanger, outdoor high-temperature and high-humidity air is sent to the finned heat exchanger by a fan, and moisture in the air is condensed after the high-temperature and high-humidity air passes through a low-temperature finned heat exchanger, so that the aim of safe and reliable dehumidification is fulfilled. In the face of the realization of humidification in winter, put steam humidifier, insert the steam pipe in the new trend main line, realize carrying out the humidification purpose to whole room dry air, overhaul aspect, safe and reliable.
To achieve these objects and other advantages in accordance with the purpose of the invention, there is provided a household fresh air conditioning integrated system comprising:
the indoor unit is arranged indoors and comprises a fluorine water exchange part and a temperature and humidity adjusting part which are completely isolated; a fluorine water heat exchanger is arranged in the fluorine water exchange part; the temperature and humidity adjusting part comprises a fresh air fan and a fin type heat exchanger arranged between a fresh air inlet and an air supply outlet of the fresh air fan;
the outdoor unit is arranged outdoors and comprises a compressor unit and a condenser unit, and different circulation loops are formed by the outdoor unit, the fluorine water heat exchanger and the fin type heat exchanger respectively;
and the user terminal equipment is connected to the fluorine water heat exchanger and is used for heating or cooling the indoor terminal.
Preferably, the compressor unit is a dual compressor unit and the condenser unit is a dual condenser unit; wherein the first compressor, the first condenser and the finned heat exchanger form a first circulation loop; the second compressor, the second condenser and the fluorine-water heat exchanger form a second circulation loop.
Preferably, the compressor unit is a single compressor unit, the condenser unit is a single condenser unit, and the refrigerant passes through the condenser and then is divided into two paths to respectively form different circulation loops with the fluorine water heat exchanger and the fin type heat exchanger.
Preferably, the user end device comprises a combination of a capillary network, a capillary network and a fan coil.
Preferably, the fresh air fan comprises a fresh air inlet for taking outdoor fresh air, a dirty air inlet for taking indoor dirty return air, an air outlet, an air supply outlet, an exhaust fan, an air supply fan and a total heat exchanger, wherein the fresh air inlet is communicated with the air supply outlet, and fresh air entering from the fresh air inlet is sent to the air supply outlet through the air supply fan after being subjected to heat exchange through the total heat exchanger and then being subjected to heat exchange through the fin type heat exchanger; the dirty air inlet is communicated with the air outlet, and air entering from the dirty air inlet is sent into the air outlet through the air exhaust fan after being subjected to heat exchange by the total heat exchanger.
Preferably, the fresh air machine further comprises a return air inlet for taking indoor return air.
Preferably, the air supply opening is provided with a HEPA filter screen.
The invention further claims an adjusting method of the household fresh air and air conditioner integrated system, wherein the adjusting method comprises a summer mode and a winter mode, in the summer mode, the internal circulation air valve is opened, when the air supply fan and the air exhaust fan are both operated, the fresh air valve is opened, the standard refrigeration mode is adopted, and when the fresh air valve is closed, the internal circulation refrigeration mode is adopted; meanwhile, the user terminal equipment starts refrigeration work; and in the winter life hot water mode, the fresh air valve and the internal circulation air valve are opened, the air supply fan and the air exhaust fan run, and the user terminal equipment starts heating work.
Preferably, the summer mode comprises a refrigeration mode, a refrigeration and fresh air dehumidification mode, a fresh air dehumidification mode and a fresh air ventilation mode which can be switched with each other; the winter mode comprises a heating mode, a heating and fresh air mode and a fresh air mode which can be switched mutually.
The invention further claims a control method based on the household fresh air and air conditioner integrated system, which comprises the following steps:
an indoor unit controller for controlling an operation of the indoor unit;
an outdoor unit controller for controlling an operation of the outdoor unit;
a user terminal controller for controlling operation of the radiation terminal;
and the intelligent interactive terminal is in communication connection with the indoor unit controller, the outdoor unit controller and the user end controller.
The invention at least comprises the following beneficial effects:
firstly, the integrated system of the household fresh air conditioner provides a new idea of increasing the functionality of the fresh air handling unit, avoids the hidden dangers of water leakage, electric shock, maintenance and poor safety caused by the installation of a humidifier in the fresh air handling unit and the installation of high-temperature steam equipment in a ceiling, introduces a cold and heat source for heating into the novel household fresh air handling unit, improves the temperature of fresh air sent into a room, and truly meets the requirements of healthy living environment;
secondly, the indoor fresh air and air conditioner integrated system provided by the invention adopts a mode of simultaneous replacement of two-way three channels, one end of the system quickly sends purified outdoor fresh air into a room, the other end of the system divides indoor return air into two channels, one channel is indoor (toilet and kitchen) dirty return air which is directly and quickly discharged to the outside, the other channel is indoor (living rooms such as bedroom and living room) relatively clean return air which is purified by a PM2.5HEPA filter screen and sent into the room, and therefore cross infection is avoided; compared with the traditional one-way flow and two-way flow fresh air machine, the replacement efficiency is higher, and carbon monoxide CO and carbon dioxide CO can be rapidly removed2Nitrogen oxide NOxVolatile Organic Compound (VOC)sOzone O3Formaldehyde, bacteria and other harmful substances;
compared with the traditional fresh air unit with the functions of refrigeration, heating, dehumidification and the like, the household fresh air and air conditioner integrated system provided by the invention usually adopts refrigeration equipment such as a built-in compressor and the like, so that good refrigeration, heating, dehumidification and the like are required to be achieved, and the suspended ceiling unit is required to be thinned, so that the system is unrealistic and unprofessional; in addition, the built-in compressor equipment is installed in the suspended ceiling, so that the noise is high, the safety is not guaranteed, and the fan unit is externally connected with a cold and heat source and is reliable, safe and quiet;
fourthly, the household fresh air and air conditioning integrated system provided by the invention can simultaneously realize the functions of summer terminal refrigeration (capillary tube radiation terminal, chilled beam or fan coil and the like), winter heating (capillary tube radiation heating, heating plate, floor heating and the like), fresh air ventilation (indoor purification) and indoor dehumidification; in a summer mode, after outdoor high-temperature humid fresh air is filtered, the outdoor high-temperature humid fresh air is subjected to temperature and humidity exchange with low-temperature dry dirty return air taken from an indoor through a total heat exchanger, then is mixed with the indoor return air again, is subjected to deep cooling and dehumidification through a fin type heat exchanger, is finally filtered and then is sent into the indoor, and meanwhile, the fluorine water heat exchanger achieves the purpose of preparing cold water and provides indoor tail end refrigeration; in the winter mode, after outdoor low-temperature dry fresh air is filtered, the fresh air is subjected to temperature and humidity exchange with warm moist dirty return air taken from the interior through a total heat exchanger, then the fresh air is mixed with the indoor return air again and subjected to temperature rise through a fin type heat exchanger, finally the mixture is filtered and sent into the interior, and meanwhile, the fluorine water heat exchanger achieves the purpose of preparing hot water and provides heat supply for the tail end of the interior;
fifthly, the household fresh air and air conditioner integrated system provided by the invention is safe and reliable, only fluorine path connection is reserved outdoors, no water pipe exists, the hidden danger of frost cracking of the pipeline is completely eradicated, and the maintenance-free effect of the air conditioner during season change is realized;
sixthly, the household fresh air conditioner integrated system provided by the invention has manual and automatic modes; whether the movement of a moving part in the unit is correct or not is conveniently and temporarily checked;
seventhly, the indoor unit of the household fresh air and air conditioner integrated system provided by the invention can be embedded with a touch screen, and a man-machine exchange interface is concise, intuitive and convenient to operate; indoor temperature and humidity and other environmental parameters (PM2.5 concentration, CO2 concentration, formaldehyde and the like) are displayed, and the temperature of cooling (heating) supply return water is displayed;
the 485 interface is reserved in the household fresh air conditioner integrated system, so that the household fresh air conditioner integrated system is conveniently connected to an intelligent household control system, and the APP function of the mobile phone can be selected by a client; indoor temperature and humidity and other environmental parameters (PM2.5 concentration, CO2 concentration, formaldehyde and the like) are displayed, and the temperature of cooling (heating) supply return water is displayed; setting the temperature of refrigeration (heating) water supply, setting the temperature and humidity of air supply, air supply quantity, mode switching and the like of a fresh air conditioner;
ninth, the integrated system of the household fresh air conditioner provided by the invention is installed in a split manner, the indoor occupied area is small, and the application is wide.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic structural diagram of the household fresh air conditioning integrated system in a summer mode according to one technical scheme of the present invention;
fig. 2 is a schematic structural diagram of the indoor fresh air conditioning integrated system in a winter mode according to another technical scheme of the present invention;
fig. 3 is a schematic structural diagram of the household fresh air conditioning integrated system in a summer mode according to another technical scheme of the present invention;
fig. 4 is a schematic structural diagram of the indoor fresh air conditioning integrated system in a winter mode according to another technical solution of the present invention;
FIG. 5 is a schematic diagram of the operation mode of the household fresh air conditioning integrated system in summer according to another embodiment of the present invention;
fig. 6 is a working schematic diagram of a refrigeration and fresh air dehumidification mode of the household fresh air conditioning integrated system according to another technical scheme of the present invention;
fig. 7 is a working schematic diagram of a heating and fresh air mode of the household fresh air-conditioning integrated system according to another technical scheme of the invention;
fig. 8 is a working schematic diagram of a fresh air ventilation mode of the household fresh air conditioning integrated system according to another technical scheme of the present invention.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description text.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
As shown in fig. 1, 2, 3 and 4, the present invention provides a household fresh air conditioning integrated system, which comprises:
an indoor unit 1 installed indoors and including a fluorine water exchange unit and a temperature and humidity control unit that are completely isolated from each other; a fluorine water heat exchanger 11 is arranged in the fluorine water exchange part; the temperature and humidity adjusting part comprises a fresh air fan and a fin type heat exchanger 13 arranged at a fresh air inlet and an air supply outlet of the fresh air fan;
an outdoor unit 2, which is installed outdoors, includes a compressor unit and a condenser unit, and forms different circulation loops with the fluorine water heat exchanger 11 and the fin-type heat exchanger 13, respectively;
and the user end equipment 3 is connected to the fluorine water heat exchanger 11 and is used for heating or cooling the indoor end.
In the above technical solution, as shown in fig. 1 or fig. 3, in summer, outdoor high-temperature humid fresh air sequentially passes through primary and intermediate-efficiency filtering equipment (or other filters such as activated carbon, etc.), as shown in fig. 16, after being filtered, passes through a total heat exchanger 19, and then exchanges temperature and humidity with low-temperature dry dirty return air taken from the indoor, so as to achieve the pretreatment effect of cooling and dehumidifying the fresh air; then deeply cooling and dehumidifying by a fin type heat exchanger to reach the required humidity; and finally, after passing through a HEPA filter screen, the fresh air is thoroughly purified, and fresh, clean and comfortable air is sent into a room. Meanwhile, the fluorine water heat exchanger 11 arranged in the fresh air handling unit realizes the purpose of preparing cold water through another loop and provides the cold water for refrigeration application of user terminal equipment; various operation modes are realized in combination: the system comprises a refrigeration mode, a refrigeration and fresh air dehumidification mode, a fresh air dehumidification mode and a fresh air ventilation mode (a compressor does not work).
As shown in fig. 2 or fig. 4, in winter, the outdoor low-temperature dry dirty fresh air sequentially passes through primary and intermediate-efficiency filtering equipment (or other filters such as activated carbon and the like), as shown in fig. 16, after being filtered, passes through a total heat exchanger, and then exchanges temperature and humidity with warm moist dirty return air taken from the indoor, so that the effect of warming and preheating the fresh air is achieved; then the temperature is raised again through the finned heat exchanger 13 to reach the required temperature; finally, after passing through the HEPA filter screen 17, the fresh air is thoroughly purified, and finally, the fresh, clean and comfortable air is sent into the room. Meanwhile, the fluorine water heat exchanger 11 arranged in the fresh air handling unit realizes the purpose of preparing hot water through another loop and provides the hot water for the heating application of the user terminal equipment; simultaneously, multiple operation modes are realized: the heating and fresh air integrated system comprises a heating mode, a heating and fresh air mode and a fresh air mode.
In the technical scheme, when the standard working condition is in operation, outdoor fresh air passes through a fresh air valve and passes through a fresh air channel, a primary effect filter screen and a medium effect (or active carbon) filter screen are arranged in the front section of the channel, the purified fresh air enters an exchanger (in a cross flow/counter flow mode) to exchange with indoor return air total heat, is subjected to cooling and dehumidifying (heating and warming) treatment through a fin type heat exchanger 13, is subjected to PM2.5 filtering through an HEPA filter screen 17 after passing through a direct-current variable-frequency air supply fan, and is finally sent to an indoor room; the other copper pipe loop is connected with a fluorine water heat exchanger 11 to prepare cold water (hot water) for indoor room refrigeration (heating). The HEPA filter 17 is a high efficiency filter herein and its replacement with other high efficiency filtering products is a routine technical means in the art.
In the above-described embodiment, the refrigerant used in the outdoor unit is a 0 HFC-based refrigerant, including R134a, R410A, R407C, R417A, R404A, R507, R23, R508A, R508B, and R152, and preferably R134a and R410A.
As shown in fig. 3 or 4, in the above technical solution, an inverter fan 23 is provided above the condenser 21.
As shown in fig. 1 and 2, in one embodiment, the compressor unit is a dual compressor unit, and the condenser unit is a dual condenser unit; the first compressor 222, the first condenser 211 and the fin heat exchanger 13 form a first circulation loop; the second compressor 221, the second condenser 212 and the fluorine-water heat exchanger 11 form a second circulation loop. The structural form adopts the independent refrigerating loop of the double compressors in summer, the corresponding frequency change of the compressors and the opening degree of the electronic expansion valve can be respectively controlled according to the set outlet water temperature and the deep dehumidification temperature of fresh air, and the operation can be analogized in winter. The two systems can work independently to realize different modes of the household fresh air system.
As shown in fig. 3 and 4, in one technical solution, the compressor unit is a single compressor unit, the condenser unit is a single condenser unit, and the refrigerant passes through the condenser 21 and then is divided into two paths to form different circulation loops with the fluorine-water heat exchanger 11 and the fin-type heat exchanger 13. The structure adopts a single-compressor independent refrigeration loop in summer, the opening degree of an electronic expansion valve of a corresponding loop can be adjusted by setting the water outlet temperature and the fresh air deep dehumidification temperature according to refrigeration, the volume of the outdoor unit can be greatly reduced, and the like in winter.
As shown in fig. 1, 2, 3 and 4, in one embodiment, the user end device 3 includes a combination of a capillary network 32, a capillary network and a fan coil 31 32, which overcomes the defect that the air source heat pump directly connects to the capillary network, which may cause dew condensation and mildew on the surface of the air source heat pump, and the combination of the user end device 3 is various, and other combinations will be easily conceivable and replaceable by those skilled in the art.
As shown in fig. 1 and fig. 2, in one of the technical solutions, the new air blower includes a new air inlet for taking outdoor fresh air, a dirty air inlet for taking indoor dirty return air, an exhaust outlet, an air supply outlet, an exhaust fan 15, an air supply fan 12, and a total heat exchanger 9, the new air inlet is communicated with the air supply outlet, and new air entering from the new air inlet is sent to the air supply outlet through the air supply fan 12 after heat exchange is performed by the total heat exchanger 19; the dirty air inlet is communicated with the air outlet, and air entering from the dirty air inlet is sent into the air outlet through the air exhaust fan 15 after heat exchange of the full heat exchanger 19. Outdoor oxygen-enriched fresh air → fresh air adjusting valve → primary air filter → medium efficiency (active carbon) filter → total heat exchanger → finned heat exchanger → variable frequency fan → PM2.5HEPA filter → indoor rooms, dirty return air (from toilet or kitchen) → primary air filter → total heat exchanger → exhaust fan → outdoor.
In one of the technical schemes, the fresh air fan further comprises a return air inlet 14 for taking indoor return air, and in summer, outdoor high-temperature wet fresh air is sequentially filtered by primary and intermediate effects (or other filters such as activated carbon and the like), then passes through a total heat exchanger 19, and then exchanges temperature and humidity with low-temperature dry dirty return air taken from the indoor to achieve the pretreatment effect of cooling and dehumidifying the fresh air; mixing with indoor circulating return air again, and deeply cooling and dehumidifying by the finned heat exchanger 13 to reach the required humidity, so that the fresh air dehumidifying efficiency is improved; in winter, the outdoor low-temperature dry dirty fresh air is sequentially filtered by primary and intermediate effects (or other filters such as activated carbon and the like), passes through the total heat exchanger 19, and then exchanges temperature and humidity with warm moist dirty return air taken from the indoor to achieve the effect of warming and preheating the fresh air; the air is mixed with the indoor circulating return air again and is heated again through the finned heat exchanger 13 to reach the required temperature, the humidification efficiency is improved, and the circulating return air (from living areas such as bedrooms or living rooms) → the return air adjusting valve → the primary air effect filter screen → the finned heat exchanger → the variable frequency fan → PM2.5HEPA → the filter screen → each indoor room forms an internal circulation system.
In the above technical solution, as shown in fig. 1 to 2, a first electronic expansion valve is further disposed between the first condenser 211 and the fin heat exchanger 13, a second electronic expansion valve is disposed between the second condenser 212 and the fluorine water heat exchanger 11, in fig. 3 and 4, a first electronic expansion valve is further disposed between the condenser 21 and the fin heat exchanger 13, and a second electronic expansion valve is disposed between the condenser 21 and the fluorine water heat exchanger 11 for controlling working states of the fluorine water heat exchanger 11 and the fin heat exchanger 13.
As shown in fig. 1 to 4, in one of the technical solutions, an HEPA filter 17 is disposed at the air supply port to filter PM 2.5. The fresh air is thoroughly purified to send fresh, clean and comfortable air into the room.
In the technical scheme, two stages of filter screens are arranged at the fresh air inlet; the dirty wind import department is equipped with the one-level filter screen, carries out prefilter to dirty wind, reduces the pollution to total heat exchanger 19.
Referring to fig. 1 to 4, the present invention further claims an adjusting method of the integrated system of the household fresh air conditioner, the adjusting method includes a summer mode and a winter mode, in the summer mode, the internal circulation air valve is opened, when the indoor air supply fan and the exhaust fan are both running, the fresh air valve is opened, the standard refrigeration mode is adopted, and when the fresh air valve is closed, the internal circulation refrigeration mode is adopted; meanwhile, the user terminal equipment starts refrigeration work; and in the winter domestic hot water mode, the fresh air valve and the internal circulation return air valve are opened, the air supply fan and the air exhaust fan run, and the user terminal equipment starts heating work.
In the technical scheme, the adjusting method comprises a summer mode and a winter mode, in the summer mode, after outdoor high-temperature damp fresh air is filtered, the outdoor high-temperature damp fresh air is subjected to temperature and humidity exchange with low-temperature dry dirty return air taken from an indoor through a total heat exchanger 19, then is mixed with the indoor return air again, is subjected to deep temperature reduction and dehumidification through a fin type heat exchanger 13, is finally filtered and then is sent into the indoor, and meanwhile, the fluorine water heat exchanger 11 achieves the purpose of preparing cold water and provides indoor tail end refrigeration; in the winter mode, after outdoor low-temperature dry fresh air is filtered, the fresh air is subjected to temperature and humidity exchange with warm and humid dirty return air taken from the indoor through the total heat exchanger 19, then the fresh air is mixed with the indoor return air again and subjected to temperature rise through the fin type heat exchanger 13, finally the mixture is filtered and then sent into the indoor, and meanwhile, the fluorine water heat exchanger 11 achieves the purpose of preparing hot water and provides indoor tail end heat supply. Meanwhile, the functions of cooling at the end of summer (a capillary tube radiation end, a cold beam or a fan coil and the like), heating in winter (a capillary tube radiation heating mode, a heating plate, a floor heating mode and the like), fresh air ventilation (indoor purification), indoor dehumidification and the like are realized.
In one technical scheme, the summer mode comprises a refrigeration mode, a refrigeration and fresh air dehumidification mode, a fresh air dehumidification mode and a fresh air ventilation mode which can be switched with each other; the winter mode comprises a heating mode, a heating and fresh air mode and a fresh air mode which can be switched mutually, and the selection of the user end is diversified. In the summer refrigeration mode, as shown in fig. 5, fresh air and dirty return air are subjected to total heat exchange, then are mixed with clean return air, are subjected to deep dehumidification through a fin-type heat exchanger and are sent to the room, a fresh air valve and an internal circulation air valve are opened, and a fan runs; the outdoor unit operates in double loops, and meanwhile, the requirements of refrigeration at the tail end of a user and deep dehumidification of fresh air are met. The refrigeration and fresh air dehumidification mode is shown in fig. 6, and the refrigeration operation in summer is as follows: the fresh air valve and the exhaust fan are closed, the internal circulation return air valve and the air supply fan are opened, the indoor circulation return air passes through the total heat exchanger 19, is cooled and dehumidified, is purified by an HEPA filter screen and is sent to the indoor, and the air conditioner is mainly used for rapidly refrigerating and dehumidifying rooms; while the end fluorine water heat exchanger 11 is operated. As shown in fig. 7, in the heating and fresh air mode, when the heating mode in winter is in operation, the flow direction of the refrigerant at the condensation side is realized by controlling the opening and closing of the electromagnetic valve, and the tail end fluorine water heat exchanger 11 works; meanwhile, the operation of the side part of the air is not affected, and the operation of the fresh air heat recovery and heat supply mode is kept. The fresh air ventilation mode is as shown in fig. 8, and the fresh air valve, the circulating air return valve, the cold and hot water supply valve, the air supply fan and the air exhaust fan are opened. The outdoor oxygen-enriched air is primarily filtered, exchanges heat with dirty return air, passes through the fin type heat exchanger together with relatively clean circulating return air, is cooled/heated, and is finally sent into a room through an HEPA filter screen, and the tail-end fluorine water heat exchanger 11 does not work.
The invention further claims a control method of the household fresh air and air conditioner integrated system based on the claim 1, which comprises the following steps:
an indoor unit controller for controlling an operation of the indoor unit; the method comprises the steps of fresh air fan air volume control, air outlet temperature control and air outlet humidity control;
an outdoor unit controller for controlling an operation of the outdoor unit;
a user terminal controller for controlling operation of the radiation terminal;
and the intelligent interactive terminal is in communication connection with the indoor unit controller, the outdoor unit controller and the user end controller.
In the technical scheme, the indoor unit can be embedded with a touch screen, and a man-machine exchange interface is simple, intuitive and convenient to operate; a 485 interface can be reserved to facilitate connection to an intelligent home control system, a mobile phone APP is arranged, and functions of the mobile phone APP can be selected by a client; the mobile phone APP can display indoor temperature and humidity and other environmental parameters (PM2.5 concentration, CO2 concentration, formaldehyde and the like), and display the temperature of cooling (heating) supply return water; the method for setting the temperature of refrigeration (heating) water supply, the temperature and humidity of air supply and the air supply quantity of the fresh air conditioner and switching the modes is not unique, and the alternative form is easily thought by the technical personnel in the field.
As described above, according to the present invention, at least the following advantageous effects are obtained:
firstly, the integrated system of the household fresh air conditioner provides a new idea of increasing the functionality of the fresh air handling unit, avoids the hidden dangers of water leakage, electric shock, maintenance and poor safety caused by the installation of a humidifier in the fresh air handling unit and the installation of high-temperature steam equipment in a ceiling, introduces a cold and heat source for heating into the novel household fresh air handling unit, improves the temperature of fresh air sent into a room, and truly meets the requirements of healthy living environment;
secondly, the indoor fresh air and air conditioner integrated system provided by the invention adopts a mode of simultaneous replacement of two-way three channels, one end of the system quickly sends purified outdoor fresh air into a room, the other end of the system divides indoor return air into two channels, one channel is indoor (toilet and kitchen) dirty return air which is directly and quickly discharged to the outside, the other channel is indoor (living rooms such as bedroom and living room) relatively clean return air which is purified by a PM2.5HEPA filter screen and sent into the room, and therefore cross infection is avoided; compared with the traditional one-way flow and two-way flow fresh air machine, the replacement efficiency is higher, and carbon monoxide CO and carbon dioxide CO can be rapidly removed2Nitrogen oxide NOxVolatile Organic Compound (VOC)sOzone O3Formaldehyde, bacteria and other harmful substances;
compared with the traditional fresh air unit with the functions of refrigeration, heating, dehumidification and the like, the household fresh air and air conditioner integrated system provided by the invention usually adopts refrigeration equipment such as a built-in compressor and the like, so that good refrigeration, heating, dehumidification and the like are required to be achieved, and the suspended ceiling unit is required to be thinned, so that the system is unrealistic and unprofessional; in addition, the built-in compressor equipment is installed in the suspended ceiling, so that the noise is high, the safety is not guaranteed, and the fan unit is externally connected with a cold and heat source and is reliable, safe and quiet;
fourthly, the household fresh air and air conditioning integrated system provided by the invention can simultaneously realize the functions of summer terminal refrigeration (capillary tube radiation terminal, chilled beam or fan coil and the like), winter heating (capillary tube radiation heating, heating plate, floor heating and the like), fresh air ventilation (indoor purification) and indoor dehumidification; in a summer mode, after outdoor high-temperature humid fresh air is filtered, the outdoor high-temperature humid fresh air is subjected to temperature and humidity exchange with low-temperature dry dirty return air taken from an indoor through a total heat exchanger, then is mixed with the indoor return air again, is subjected to deep cooling and dehumidification through a fin type heat exchanger, is finally filtered and then is sent into the indoor, and meanwhile, the fluorine water heat exchanger achieves the purpose of preparing cold water and provides indoor tail end refrigeration; in the winter mode, after outdoor low-temperature dry fresh air is filtered, the fresh air is subjected to temperature and humidity exchange with warm moist dirty return air taken from the interior through a total heat exchanger, then the fresh air is mixed with the indoor return air again and subjected to temperature rise through a fin type heat exchanger, finally the mixture is filtered and sent into the interior, and meanwhile, the fluorine water heat exchanger achieves the purpose of preparing hot water and provides heat supply for the tail end of the interior;
fifthly, the household fresh air and air conditioner integrated system provided by the invention is safe and reliable, only fluorine path connection is reserved outdoors, no water pipe exists, the hidden danger of frost cracking of the pipeline is completely eradicated, and the maintenance-free effect of the air conditioner during season change is realized;
sixthly, the household fresh air conditioner integrated system provided by the invention has manual and automatic modes; whether the movement of a moving part in the unit is correct or not is conveniently and temporarily checked;
seventhly, the indoor unit of the household fresh air and air conditioner integrated system provided by the invention can be embedded with a touch screen, and a man-machine exchange interface is concise, intuitive and convenient to operate; indoor temperature and humidity and other environmental parameters (PM2.5 concentration, CO2 concentration, formaldehyde and the like) are displayed, and the temperature of cooling (heating) supply return water is displayed;
the 485 interface is reserved in the household fresh air conditioner integrated system, so that the household fresh air conditioner integrated system is conveniently connected to an intelligent household control system, and the APP function of the mobile phone can be selected by a client; the mobile phone APP can display indoor temperature and humidity and other environmental parameters (PM2.5 concentration, CO2 concentration, formaldehyde and the like), and display the temperature of cooling (heating) supply return water; setting the temperature of refrigeration (heating) water supply, setting the temperature and humidity of air supply and the air supply quantity of a fresh air conditioner, switching modes and the like;
ninth, the integrated system of the household fresh air conditioner provided by the invention is installed in a split manner, the indoor occupied area is small, and the application is wide.
While embodiments of the invention have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.
Claims (10)
1. Integrative system of family formula new trend air conditioner, its characterized in that includes:
the indoor unit is arranged indoors and comprises a fluorine water exchange part and a temperature and humidity adjusting part which are completely isolated; a fluorine water heat exchanger is arranged in the fluorine water exchange part; the temperature and humidity adjusting part comprises a fresh air fan and a fin type heat exchanger arranged at a fresh air inlet and an air supply outlet of the fresh air fan;
the outdoor unit is arranged outdoors and comprises a compressor unit and a condenser unit, and different circulation loops are formed by the outdoor unit, the fluorine water heat exchanger and the fin type heat exchanger respectively;
and the user terminal equipment is connected to the fluorine water heat exchanger and is used for heating or cooling the indoor terminal.
2. The integrated household fresh air conditioning system as claimed in claim 1, wherein the compressor unit is a dual compressor unit and the condenser unit is a dual condenser unit; the first compressor, the first condenser and the fin type heat exchanger form a first circulation loop; the second compressor, the second condenser and the fluorine-water heat exchanger form a second circulation loop.
3. The integrated household fresh air and air conditioner system as claimed in claim 1, wherein the compressor unit is a single compressor unit, the condenser unit is a single condenser unit, and the refrigerant passes through the condenser and then is divided into two paths to form different circulation loops with the fluorine water heat exchanger and the fin type heat exchanger respectively.
4. The integrated household fresh air conditioning system as recited in claim 2 or claim 3 wherein the user end equipment comprises a combination of capillary networks, capillary networks and fan coils.
5. The integrated household fresh air and air conditioner system as claimed in claim 4, wherein the fresh air blower comprises a fresh air inlet for taking fresh outdoor air, a dirty air inlet for taking dirty indoor air, an air outlet, an air supply outlet, an air exhaust blower, an air supply blower and a total heat exchanger; the fresh air inlet is communicated with the air supply outlet, and fresh air entering from the fresh air inlet is subjected to heat exchange through the total heat exchanger, then is subjected to heat exchange through the fin type heat exchanger, and finally is sent to the air supply outlet through the air supply fan; the dirty air inlet is communicated with the air outlet, and air entering from the dirty air inlet is sent into the air outlet through the air exhaust fan after being subjected to heat exchange by the total heat exchanger.
6. The integrated household fresh air conditioning system as claimed in claim 5, wherein the fresh air blower further comprises a return air inlet for taking in return air from the room.
7. The integrated household fresh air conditioning system as claimed in claim 6, wherein a HEPA filter screen is arranged at the air supply opening.
8. The method for adjusting the household fresh air-conditioning integrated system according to claim 7, wherein the method for adjusting the household fresh air-conditioning integrated system comprises a summer mode and a winter mode, wherein in the summer mode, the internal circulation air valve is opened, when the air supply fan and the air exhaust fan are both running, the fresh air valve is opened, the standard refrigeration mode is adopted, and when the fresh air valve is closed, the internal circulation refrigeration mode is adopted; meanwhile, the user terminal equipment starts refrigeration work; and in the winter life hot water mode, the fresh air valve and the internal circulation air valve are opened, the air supply fan and the air exhaust fan run, and the user terminal equipment starts heating work.
9. The conditioning method according to claim 8, characterized in that the summer mode comprises a cooling mode, a cooling and fresh air dehumidification mode, a fresh air dehumidification mode and a fresh air ventilation mode, which are switchable with each other; the winter mode comprises a heating mode, a heating and fresh air mode and a fresh air mode which can be switched mutually.
10. The control method of the household fresh air and air conditioner integrated system based on the claim 1 is characterized by comprising the following steps:
an indoor unit controller for controlling an operation of the indoor unit;
an outdoor unit controller for controlling an operation of the outdoor unit;
a user terminal controller for controlling operation of the radiation terminal;
and the intelligent interactive terminal is in communication connection with the indoor unit controller, the outdoor unit controller and the user end controller.
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| CN202111050974.7A CN113834125A (en) | 2021-09-08 | 2021-09-08 | Household fresh air and air conditioner integrated system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111050974.7A CN113834125A (en) | 2021-09-08 | 2021-09-08 | Household fresh air and air conditioner integrated system |
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| CN113834125A true CN113834125A (en) | 2021-12-24 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014206012A1 (en) * | 2013-06-28 | 2014-12-31 | 青岛海信日立空调***有限公司 | Three-pipe total-heating-processing variable refrigerant flow air conditioning system and independent temperature and humidity control method |
| CN104776574A (en) * | 2015-01-16 | 2015-07-15 | 李国胜 | Variable refrigerant flow radiation air-conditioning system |
| CN204987329U (en) * | 2015-08-27 | 2016-01-20 | 第一摩码人居环境科技（北京）有限公司 | A warm and humid independent control air conditioning unit of family formula for radiation air -conditioning system |
| CN109595703A (en) * | 2018-12-10 | 2019-04-09 | 江苏致远高科能源科技有限公司 | A kind of multistage cold source swimming pool heat pump dehumidifier and its working method |
| CN209415686U (en) * | 2019-01-14 | 2019-09-20 | 杭州龙碧科技有限公司 | A kind of fresh air conditioner system suitable for passive type pole low energy-consumption house |
| CN211781447U (en) * | 2020-01-17 | 2020-10-27 | 众森绿建国际科技股份公司 | Quintuplet energy supply environment all-in-one machine |
-
2021
- 2021-09-08 CN CN202111050974.7A patent/CN113834125A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014206012A1 (en) * | 2013-06-28 | 2014-12-31 | 青岛海信日立空调***有限公司 | Three-pipe total-heating-processing variable refrigerant flow air conditioning system and independent temperature and humidity control method |
| CN104776574A (en) * | 2015-01-16 | 2015-07-15 | 李国胜 | Variable refrigerant flow radiation air-conditioning system |
| CN204987329U (en) * | 2015-08-27 | 2016-01-20 | 第一摩码人居环境科技（北京）有限公司 | A warm and humid independent control air conditioning unit of family formula for radiation air -conditioning system |
| CN109595703A (en) * | 2018-12-10 | 2019-04-09 | 江苏致远高科能源科技有限公司 | A kind of multistage cold source swimming pool heat pump dehumidifier and its working method |
| CN209415686U (en) * | 2019-01-14 | 2019-09-20 | 杭州龙碧科技有限公司 | A kind of fresh air conditioner system suitable for passive type pole low energy-consumption house |
| CN211781447U (en) * | 2020-01-17 | 2020-10-27 | 众森绿建国际科技股份公司 | Quintuplet energy supply environment all-in-one machine |
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