CN110594874A - Household air conditioner - Google Patents

Household air conditioner Download PDF

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Publication number
CN110594874A
CN110594874A CN201910880835.3A CN201910880835A CN110594874A CN 110594874 A CN110594874 A CN 110594874A CN 201910880835 A CN201910880835 A CN 201910880835A CN 110594874 A CN110594874 A CN 110594874A
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CN
China
Prior art keywords
air
indoor
return
box
outdoor unit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910880835.3A
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Chinese (zh)
Inventor
刘子轩
Original Assignee
刘子轩
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 刘子轩 filed Critical 刘子轩
Priority to CN201910880835.3A priority Critical patent/CN110594874A/en
Publication of CN110594874A publication Critical patent/CN110594874A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/02Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing
    • F24F1/022Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing comprising a compressor cycle
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/02Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing
    • F24F1/028Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing characterised by air supply means, e.g. fan casings, internal dampers or ducts
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/02Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing
    • F24F1/03Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing characterised by mounting arrangements
    • F24F1/0314Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing characterised by mounting arrangements mounted on a wall
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/02Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing
    • F24F1/0328Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing with means for purifying supplied air
    • F24F1/035Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing with means for purifying supplied air characterised by the mounting or arrangement of filters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/02Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing
    • F24F1/0373Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing characterised by heating arrangements
    • F24F1/0375Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing characterised by heating arrangements with additional radiant heat-discharging elements, e.g. electric heaters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/02Ducting arrangements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00Ventilation
    • F24F7/04Ventilation with ducting systems also by double walls; with natural circulation
    • F24F7/06Ventilation with ducting systems also by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
    • F24F7/08Ventilation with ducting systems also by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit with separate ducts for supplied and exhausted air with provisions for reversal of the input and output systems

Abstract

The invention relates to the technical field of heat exchange and gas purification, in particular to a household air conditioner. The household air conditioner comprises an outdoor unit, an indoor air supply box and an indoor air return box; wherein: the indoor air return box is connected with the outdoor unit, is suitable for being installed indoors, and is used for filtering indoor air and transmitting the filtered indoor air to the outdoor unit; the outdoor unit is suitable for being installed outdoors and used for adjusting the temperature of the air from the indoor air return box and transmitting the air to the indoor air supply box; the indoor air supply box is connected with the outdoor unit, is suitable for being installed indoors, and is used for filtering the air with the temperature adjusted and transmitting the air to the indoor unit. The indoor temperature adjusting device can adjust the indoor temperature, purify the indoor air and introduce fresh air into the room, thereby expanding the functions of the household air conditioner, meeting various requirements of people and improving the use experience of people.

Description

Household air conditioner
Technical Field
The invention relates to the technical field of heat exchange and gas purification, in particular to a household air conditioner.
Background
With the continuous improvement of the living standard of the substances, the requirements of people on the air quality are higher and higher, which mainly reflects on three main indexes of air temperature and humidity, air cleanliness and air freshness. Along with the gas tightness of modern house is better and better, in order to satisfy the demand to air quality, people need additionally purchase air purifier and fresh air ventilator except that need install conventional air conditioner in order to adjust indoor temperature, reduce the concentration of pollutants such as indoor PM2.5 through air purifier, introduce indoor after handling outdoor fresh air through fresh air ventilator. However, this method of improving air quality has several disadvantages: firstly, a user at least needs to use three devices, namely an air conditioner, an air purifier and a fresh air ventilator, and the use is very inconvenient; secondly, the air conditioner, the air purifier and the fresh air ventilator independently operate, and the intelligent degree is low; thirdly, when the air conditioner heats in winter, the hot air is gathered in the upper indoor area, so that the temperature in the house is uneven, and the user feels uncomfortable; fourthly, the air purifier and the fresh air ventilator are required to be arranged in the house, so that the indoor space is occupied, the operation noise is high, and the user experience is influenced; fifthly, the mode that at least three devices operate simultaneously is not energy-saving, and the operation cost is high; sixth, the cost of purchasing three devices is high.
Therefore, how to efficiently improve the indoor air quality and improve the user experience is a technical problem to be solved urgently at present.
Disclosure of Invention
The invention provides a household air conditioner, which is used for solving the problems of single function and poor effect of the existing equipment in improving the air quality so as to improve the use experience of users.
In order to solve the problems, the invention provides a household air conditioner, which comprises an outdoor unit, an indoor air supply box and an indoor air return box; wherein:
the indoor air return box is connected with the outdoor unit, is suitable for being installed indoors, and is used for filtering indoor air and transmitting the filtered indoor air to the outdoor unit;
the outdoor unit is suitable for being installed outdoors and used for adjusting the temperature of the air from the indoor air return box and transmitting the air to the indoor air supply box;
the indoor air supply box is connected with the outdoor unit, is suitable for being installed indoors, and is used for filtering the air with the temperature adjusted and transmitting the air to the indoor unit.
Optionally, the indoor return air box includes:
a return air box body;
the return air grille is positioned on the return air box body, and indoor air enters the return air box body through the return air grille;
the return air filter is positioned in the return air box body and is used for filtering the air entering the return air box body;
and the air return inlet is positioned on one side of the air return box body, which deviates from the air return grille, and is used for transmitting the air filtered by the air return filter to the outdoor unit.
Optionally, the outdoor unit includes:
the air return opening is suitable for being connected with the indoor air return box and used for receiving air from the indoor air return box;
the compressor is used for driving the heat exchange medium to the heat exchanger;
the heat exchanger is used for exchanging heat between air and the heat exchange medium;
and the circulating fan is used for transmitting the air after heat exchange to the indoor air supply box.
Optionally, the heat exchanger includes an indoor heat exchanger and an outdoor heat exchanger; the outdoor unit further includes:
the air supply outlet is suitable for being connected with the indoor air supply box;
the fresh air port is used for being communicated with the external environment;
and the outdoor fan is used for transmitting the air in the external environment to the outdoor heat exchanger.
Optionally, the outdoor unit further includes:
and the air valve is positioned at the fresh air port and used for controlling whether the fresh air port is communicated with the external environment or not.
Optionally, the outdoor unit further includes:
and the auxiliary heater is used for electrically heating the air from the air return opening and/or the fresh air opening.
Optionally, the outdoor unit includes a first chamber and a second chamber which are relatively independent, the compressor, the outdoor heat exchanger and the outdoor fan are located in the first chamber, and the indoor heat exchanger, the circulation fan and the auxiliary heater are located in the second chamber.
Optionally, the indoor air supply box includes:
an air inlet box body;
the air inlet is positioned on the air inlet box body and used for receiving air from the outdoor unit;
the air inlet filter is positioned in the air inlet box body and is used for filtering the air from the air inlet;
and the air supply grille is positioned on one side of the air inlet box body, which deviates from the air inlet, and is used for transmitting the air filtered by the air inlet filter to the indoor space.
Optionally, the air inlet filter includes a first filter, a second filter and a third filter, the particle size of the particles filtered by the third filter is smaller than that of the first filter, and the second filter is an odor removal filter.
Optionally, in an extending direction along an indoor wall, the indoor air supply box is located above the indoor air return box; or the indoor air supply box is positioned below the indoor air return box.
According to the household air conditioner, the outdoor unit, the indoor air supply box and the indoor air return box which are connected with the outdoor unit are arranged, and air circulation flow is adopted, so that indoor temperature can be adjusted, indoor air can be purified, fresh air is introduced, the concentration of indoor carbon dioxide is reduced, the functions of the household air conditioner are expanded, various requirements of people are met, the cost for improving air quality is reduced, and the use experience of people is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a household air conditioner according to an embodiment of the present invention;
FIG. 2 is a schematic view of the air flow in a household air conditioner in accordance with an embodiment of the present invention;
FIG. 3 is a schematic structural view of an indoor return air box in accordance with an embodiment of the present invention;
FIG. 4 is a schematic structural view of an outdoor unit according to an embodiment of the present invention;
FIG. 5 is a schematic view of the indoor air box according to the embodiment of the present invention.
Detailed Description
The present invention provides a household air conditioner, which can be used for various household air conditioners.
The present embodiment provides a household air conditioner, fig. 1 is a schematic view of an overall structure of the household air conditioner in the present embodiment, and fig. 2 is a schematic view of air flowing in the household air conditioner in the present embodiment. As shown in fig. 1 and 2, the household air conditioner according to the present embodiment includes an outdoor unit 10, an indoor blowing box 12, and an indoor return box 11; wherein:
the indoor air return box 11 is connected to the outdoor unit 10, is suitable for being installed indoors, and is used for filtering indoor air and transmitting the filtered indoor air to the outdoor unit 10;
the outdoor unit 10 is adapted to be installed outdoors, and is configured to adjust the temperature of the air from the indoor return air box 11 and transmit the air to the indoor blowing box 12;
the indoor blowing box 12 is connected to the outdoor unit 10, is adapted to be installed indoors, and is configured to filter and transmit the air with the adjusted temperature to the indoor.
Specifically, the indoor air supply box 12 is connected to the outdoor unit 10 through an air supply duct 14, and the indoor return box 11 is connected to the outdoor unit 10 through a return duct 13. The direction of the arrows in fig. 2 indicates the direction of flow of air in the room. The household air conditioner of the present embodiment forms an air circulation path, that is, the indoor return air box 12 filters indoor air and transmits the filtered indoor air to the outdoor unit 10; the outdoor unit 10 heat-exchanges, e.g., heats or cools, the indoor air from the indoor return box 12; then, the indoor blowing box 12 filters the heat-exchanged air and delivers the filtered air to the indoor. In the circulation process, on one hand, before the air enters the room again, the indoor air return box 11 and the indoor air supply box 12 both filter the air, so that pollutants in the air are reduced or even removed, the cleanliness of the indoor air is improved, and the air purification function is realized; on the other hand, the outdoor unit 10 heats or cools air before the air enters the room again, thereby adjusting the indoor temperature. In addition, the indoor air supply box 12 and the indoor air return box 11 in the present embodiment may be installed on a vertical wall surface 20, and the outdoor unit 10 is installed outdoors, so that an indoor area is saved, noise caused by operation of equipment is reduced, a user cost is reduced, and a user experience is improved.
Optionally, the indoor air supply box 12 is located above the indoor return air box 11 in the extending direction along the indoor vertical wall 20; alternatively, the indoor blowing box 12 is located below the indoor return box 11.
For example, as shown in fig. 2, the Y-axis direction is an extending direction of an indoor vertical wall, the indoor air supply box 12 may be disposed above the vertical wall 20, and the indoor air return box 11 is correspondingly disposed below the vertical wall 20, so as to improve the uniformity of indoor air distribution and facilitate air flow in the room.
FIG. 3 is a schematic diagram of the construction of an indoor return air box in accordance with an embodiment of the present invention. Alternatively, as shown in fig. 3, the indoor return air box 11 includes:
a return air box body 111;
a return air grille 112 located on the return air box 111, wherein indoor air enters the return air box 111 through the return air grille 112;
a return air filter 113 disposed in the return air box 111 for filtering air entering the return air box 111;
and a return air inlet 114 located on a side of the return air casing 111 facing away from the return air grill 112, for transmitting the air filtered by the return air filter 113 to the outdoor unit 10.
Specifically, the indoor return box 11 pumps indoor air to the return box 111 through the return grill 112; then, the return air filter 113 in the return air box 111 filters the air from the return air grille 112 to remove the particulate matters in the air; then, the air filtered by the return air filter 113 is sequentially transmitted to the outdoor unit 10 through the return air duct 115, the return air inlet 114, and the return air duct 13.
The type of return air filter 113 can be selected by those skilled in the art according to the actual needs. In this embodiment, in order to further reduce the cost of the household air conditioner, the return air filter 113 may be a return air primary filter for removing particles with a particle size of 5 μm or more from the air.
Fig. 4 is a schematic structural view of an outdoor unit according to an embodiment of the present invention. Alternatively, as shown in fig. 4, the outdoor unit 10 includes:
an air return opening 104 adapted to be connected to the indoor air return box 11 for receiving air from the indoor air return box 11;
a compressor 103 for driving a heat exchange medium to the heat exchanger;
the heat exchanger is used for exchanging heat between air and the heat exchange medium;
and a circulation fan 109 for transferring the heat-exchanged air to the indoor blowing box 12.
Optionally, the heat exchanger includes an indoor heat exchanger 105 and an outdoor heat exchanger 102; the outdoor unit 10 further includes:
an air supply outlet 108 adapted to be connected to the indoor air supply box 12;
a fresh air port 106 for communicating with the external environment;
an outdoor fan 101 for transmitting air in the external environment to the outdoor heat exchanger 102.
Optionally, the outdoor unit 10 further includes:
and the air valve is positioned at the fresh air opening 106 and used for controlling whether the fresh air opening 106 is communicated with the external environment or not.
Optionally, the outdoor unit 10 further includes:
and an auxiliary heater 107 for electrically heating the air from the return air inlet 104 and/or the fresh air inlet 106.
Alternatively, the outdoor unit 10 includes a first chamber and a second chamber which are relatively independent, the compressor 103, the outdoor heat exchanger 102 and the outdoor fan 101 are located in the first chamber, and the indoor heat exchanger 105, the circulation fan 109 and the auxiliary heater 107 are located in the second chamber.
In the present embodiment, the outdoor unit 10 may include various components, such as a throttle, for performing an existing air conditioning function, so that air can be heated, cooled, and dehumidified according to the reverse carnot heat pump cycle principle. The compressor 103 is preferably a dc variable frequency compressor, and the circulating fan 109 and the outdoor fan 101 may be both dc variable frequency fans. The auxiliary heater 107 may perform auxiliary heating on air introduced into the outdoor unit 10 in case that an outdoor temperature is too low in winter or an intake temperature is too low after dehumidification in summer, to further improve a user's comfort.
Specifically, when the fresh air inlet 106 is controlled by the air valve to be blocked from the external environment (i.e., not communicated), only indoor air enters the outdoor unit 10 through the return air inlet 104, is subjected to heat exchange with a heat exchange medium in the indoor heat exchanger 105, is pumped to the air supply outlet 108 by the circulating fan 109, and is transmitted to the indoor air supply box 12 through the air supply duct 14 communicated with the air supply outlet 108.
When the fresh air inlet 106 is controlled by the air valve to communicate with the external environment, on one hand, air from the indoor enters the outdoor unit 10 through the return air inlet 104, and exchanges heat with a heat exchange medium in the indoor heat exchanger 105; on the other hand, air in the external environment (i.e., fresh air or fresh air) enters the outdoor unit 10 through the fresh air inlet 106, and exchanges heat with a heat exchange medium in the indoor heat exchanger 105. The circulation fan 109 mixes the air heat-exchanged in the indoor heat exchanger 105 with fresh air, pumps the mixture to the air inlet 108, and transmits the mixture to the indoor air box 12 through the air supply duct 14 communicating with the air supply inlet 108. The opening of the fresh air inlet 106 is beneficial to increasing the indoor air inlet amount, and a micro-positive pressure environment is formed indoors, so that the cleanliness of indoor air is further ensured.
With the outdoor unit 10 having the above structure, the household air conditioner can have the following six operation modes:
in a first operation mode, the fresh air inlet 106 is closed (i.e. the fresh air inlet 106 is not communicated with the external environment), the indoor air supply box 12, the indoor return air box 11, the compressor 103, the indoor heat exchanger 105 and the circulating fan 109 in the outdoor unit 10 are all opened, and the indoor air purification function and the indoor temperature adjustment function of the household air conditioner are opened, so that the household air conditioner can be used as an air conditioner with air purification;
in a second operation mode, the fresh air opening 106 is opened (i.e. the fresh air opening 106 is communicated with the external environment), the indoor air supply box 12, the indoor air return box 11 and the compressor 103, the indoor heat exchanger 105, the circulating fan 109, the outdoor heat exchanger 102 and the outdoor fan 101 in the outdoor unit 10 are all opened, and the indoor air purification function, the indoor fresh air (i.e. improving the freshness of the indoor air) function and the indoor temperature adjustment function of the household air conditioner are all opened, so that the household air conditioner can be used as an air conditioner with both air purification and fresh air;
in a third operation mode, the fresh air inlet 106 is closed (i.e. the fresh air inlet 106 is not communicated with the external environment), the indoor air supply box 12, the indoor air return box 11 and the compressor 103, the indoor heat exchanger 105 and the circulating fan 109 in the outdoor unit 10 are all opened, and the indoor air supply box 12, the indoor air return box 11, the compressor 103, the indoor heat exchanger 105 and the circulating fan 109 operate at a load smaller than that in the first operation mode, so that the household air conditioner can be used as a dehumidifier;
in the fourth operation mode, the fresh air inlet 106 is closed, the indoor air supply box 12, the indoor air return box 11 and the circulating fan 109 in the outdoor unit 10 are all opened, and the indoor air conditioner is only opened for indoor air purification and can be used as an air purifier;
in a fifth operation mode, the fresh air inlet 106 is opened, the indoor air supply box 12, the indoor air return box 11 and the circulating fan 109 in the outdoor unit 10 are all opened, and the fresh air purification function of the household air conditioner is opened, so that the household air conditioner can be used as a fresh air purification ventilator;
in the sixth working mode, when the temperature difference between the inside and the outside is large, the fresh air inlet 106 is opened, the indoor air supply box 12, the indoor return air box 11, and the compressor 103, the indoor heat exchanger 105, the circulating fan 109, the outdoor heat exchanger 102, and the outdoor fan 101 in the outdoor unit 10 are all opened, the compressor 103, the indoor heat exchanger 105, the circulating fan 109, the outdoor heat exchanger 102, and the outdoor fan 101 all operate at a load (for example, a minimum load) smaller than that in the second working mode, and the fresh air heat recovery function of the household air conditioner is opened, and the household air conditioner can be used as a fresh air heat recovery machine.
This embodiment is through control the family formula air conditioner is in different mode, can regulate and control these four indexs of temperature, humidity, cleanliness factor and new freshness of indoor air, not only has split type air conditioner's refrigeration, dehumidification function, because weak compulsory convection current moreover, it is better to heat the effect winter, and the human body feels more comfortable. Moreover, the household air conditioner can also circularly purify indoor air, and simultaneously provide fresh air to the indoor, so that the concentration of indoor pollutants is reduced. In addition, the household air conditioner provided by the specific embodiment has no moving part indoors, and has the advantages of low noise, high comfort level, multiple functional modes, no occupation of indoor space, convenience in installation, energy conservation in use, high intelligent degree, low cost and the like.
FIG. 5 is a schematic view of the indoor air box according to the embodiment of the present invention. Alternatively, as shown in fig. 5, the indoor blowing box 12 includes:
an air inlet box body 127;
an air inlet 121, located on the air inlet box 127, for receiving air from the outdoor unit 10;
the air inlet filter is positioned in the air inlet box body 127 and is used for filtering the air from the air inlet 121;
and the air supply grille 125 is positioned on one side of the air inlet box body 127 departing from the air inlet 121 and is used for transmitting the air filtered by the air inlet filter to the indoor space.
Optionally, in a direction pointing to the air supply grille 125 along the air inlet 121, the air inlet filter includes a first filter 122, a second filter 123 and a third filter 124, the particle size filtered by the third filter 124 is smaller than that of the first filter 122, and the second filter 123 is an odor removal filter.
Specifically, the first filter 122 may be a primary air filter for filtering particles with a particle size of more than 5 μm; the second stage filter 123 is used for removing the odor in the gas (i.e. removing gaseous pollutants such as formaldehyde, ozone, sulfide, benzene, etc.); the third stage filter can be an air inlet high-efficiency filter (for example, not lower than H12 grade) and is used for filtering particles with the particle size of below 5 mu m.
The indoor return air box 11 and/or the indoor blowing box 12 may be further provided with a sensor for detecting one or more indoor environmental indicators, such as one or a combination of two or more of temperature, humidity, PM2.5 concentration, TVOC (Total Volatile organic compounds) concentration and carbon dioxide concentration, so as to intelligently adjust the operation mode of the household air conditioner.
This embodiment provides a household air conditioner, through setting up the off-premises station and all with indoor air supply case and the indoor return-air case that the off-premises station is connected, through the circulation flow of air, when the realization is to indoor temperature control, can also carry out air purification to indoor, expanded household air conditioner's function, satisfied people's multiple demand, reduced the cost of improving air quality, improved people's use and experienced.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (10)

1. A household air conditioner is characterized by comprising an outdoor unit, an indoor air supply box and an indoor air return box; wherein:
the indoor air return box is connected with the outdoor unit, is suitable for being installed indoors, and is used for filtering indoor air and transmitting the filtered indoor air to the outdoor unit;
the outdoor unit is suitable for being installed outdoors and used for adjusting the temperature of the air from the indoor air return box and transmitting the air to the indoor air supply box;
the indoor air supply box is connected with the outdoor unit, is suitable for being installed indoors, and is used for filtering the air with the temperature adjusted and transmitting the air to the indoor unit.
2. A user air conditioner according to claim 1 wherein the indoor return air box comprises:
a return air box body;
the return air grille is positioned on the return air box body, and indoor air enters the return air box body through the return air grille;
the return air filter is positioned in the return air box body and is used for filtering the air entering the return air box body;
and the air return inlet is positioned on one side of the air return box body, which deviates from the air return grille, and is used for transmitting the air filtered by the air return filter to the outdoor unit.
3. The outdoor unit of claim 1, wherein the outdoor unit comprises:
the air return opening is suitable for being connected with the indoor air return box and used for receiving air from the indoor air return box;
the compressor is used for driving the heat exchange medium to the heat exchanger;
the heat exchanger is used for exchanging heat between air and the heat exchange medium;
and the circulating fan is used for transmitting the air after heat exchange to the indoor air supply box.
4. A user air conditioner according to claim 3 wherein said heat exchanger comprises an indoor heat exchanger and an outdoor heat exchanger; the outdoor unit further includes:
the air supply outlet is suitable for being connected with the indoor air supply box;
the fresh air port is used for being communicated with the external environment;
and the outdoor fan is used for transmitting the air in the external environment to the outdoor heat exchanger.
5. The outdoor unit of claim 4, further comprising:
and the air valve is positioned at the fresh air port and used for controlling whether the fresh air port is communicated with the external environment or not.
6. The outdoor unit of claim 4, further comprising:
and the auxiliary heater is used for electrically heating the air from the air return opening and/or the fresh air opening.
7. The outdoor unit of claim 6, wherein the outdoor unit comprises a first chamber and a second chamber which are relatively independent, the compressor, the outdoor heat exchanger and the outdoor fan are located in the first chamber, and the indoor heat exchanger, the circulation fan and the auxiliary heater are located in the second chamber.
8. A household air conditioner according to claim 1, wherein said indoor air supply box comprises:
an air inlet box body;
the air inlet is positioned on the air inlet box body and used for receiving air from the outdoor unit;
the air inlet filter is positioned in the box body and is used for filtering the air from the air inlet;
and the air supply grille is positioned on one side of the air inlet box body, which deviates from the air inlet, and is used for transmitting the air filtered by the air inlet filter to the indoor space.
9. The user air conditioner of claim 8, wherein said intake air filter includes a first filter, a second filter and a third filter in a direction along said intake opening toward said supply grille, said third filter filtering particulates of a smaller size than said first filter, said second filter being an odor removal filter.
10. A household air conditioner according to claim 1 wherein the indoor air supply box is located above the indoor return box in the direction of extension along an indoor vertical wall; or the indoor air supply box is positioned below the indoor air return box.
CN201910880835.3A 2019-09-18 2019-09-18 Household air conditioner Pending CN110594874A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910880835.3A CN110594874A (en) 2019-09-18 2019-09-18 Household air conditioner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910880835.3A CN110594874A (en) 2019-09-18 2019-09-18 Household air conditioner

Publications (1)

Publication Number Publication Date
CN110594874A true CN110594874A (en) 2019-12-20

Family

ID=68860457

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910880835.3A Pending CN110594874A (en) 2019-09-18 2019-09-18 Household air conditioner

Country Status (1)

Country Link
CN (1) CN110594874A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111256269A (en) * 2020-01-20 2020-06-09 温州职业技术学院 Heating ventilation device in heat supply building

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111256269A (en) * 2020-01-20 2020-06-09 温州职业技术学院 Heating ventilation device in heat supply building
CN111256269B (en) * 2020-01-20 2021-04-23 温州职业技术学院 Heating ventilation device in heat supply building

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