CN212319849U - Air conditioner system - Google Patents
Air conditioner system Download PDFInfo
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- CN212319849U CN212319849U CN202021614659.3U CN202021614659U CN212319849U CN 212319849 U CN212319849 U CN 212319849U CN 202021614659 U CN202021614659 U CN 202021614659U CN 212319849 U CN212319849 U CN 212319849U
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Abstract
The utility model discloses an air conditioner system, including refrigerant circulation circuit, refrigerant circulation circuit includes outdoor refrigerant flow path, indoor refrigerant flow path and auto-change over device, indoor refrigerant flow path includes parallelly connected indoor refrigeration branch road and the indoor branch road that heats that sets up, be provided with indoor heat exchanger on the indoor refrigeration branch road, be provided with the heating installation radiator on the indoor branch road that heats, auto-change over device switches over one of indoor refrigeration branch road and the indoor branch road that heats with outdoor refrigerant flow path intercommunication, so that air conditioner system corresponds has refrigeration mode and heating mode, corresponds when in the refrigeration mode, the indoor heat exchanger on the indoor refrigeration branch road provides cold volume, and the mode refrigeration of blowing through the indoor set, during heating mode, the heating installation radiator on the indoor branch road provides the heat, through the mode heating of heat radiation, user's comfort level is better, has improved user experience.
Description
Technical Field
The utility model relates to an air conditioner technical field, in particular to air conditioner system.
Background
The cold and hot circulation of the existing multi-split air conditioning system is realized by utilizing indoor units and outdoor units, when the air conditioner is operated to heat, the comfort level of the air blowing type heat supply mode of the indoor units is poor, and the user experience is to be improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an air conditioner system aims at providing one kind and can utilize the mode of heat radiation formula heat supply to improve user experience.
In order to achieve the above object, the utility model provides an air conditioner system, including refrigerant circulation circuit, refrigerant circulation circuit includes:
an outdoor refrigerant passage;
the indoor refrigerant flow path comprises an indoor refrigeration branch and an indoor heating branch which are arranged in parallel, an indoor heat exchanger is arranged on the indoor refrigeration branch, and a heating radiator is arranged on the indoor heating branch; and the number of the first and second groups,
and the switching device switches one of the indoor refrigerating branch and the indoor heating branch to be communicated with the outdoor refrigerant flow path, so that the air conditioner system correspondingly has a refrigerating mode and a heating mode.
Optionally, a compressor and an outdoor heat exchanger are arranged on the outdoor refrigerant flow path, the outdoor heat exchanger is provided with a first port and a second port which are opposite to each other, and the indoor heat exchanger is provided with a first pipe orifice and a second pipe orifice which are opposite to each other;
corresponding to the refrigeration mode, the first pipe orifice is communicated with a return air port of the compressor, the first port is communicated with the second pipe orifice, and the second port is communicated with an exhaust port of the compressor;
corresponding to the mode of heating, the entry intercommunication of heating installation radiator the gas vent of compressor, first port intercommunication the export of heating installation radiator, the second port intercommunication the return air mouth of compressor.
Optionally, the switching device includes a four-way valve, the four-way valve includes a first connection port, a second connection port, a third connection port, and a fourth connection port, the first connection port is communicated with an exhaust port of the compressor, the second connection port is communicated with an inlet of the heating radiator, the third connection port is communicated with a second port of the outdoor heat exchanger, and the fourth connection port is communicated with a second pipe orifice of the indoor heat exchanger and a return air port of the compressor;
and the four-way valve switches one of the second connecting port and the third connecting port to be communicated with the first connecting port.
Optionally, a pressure switch and/or a pressure sensor is/are arranged at the air outlet of the compressor; and/or the presence of a gas in the gas,
and an air storage tank and/or a gas-liquid separator are/is arranged at the inlet of the compressor.
Optionally, the indoor refrigeration branch is provided with a plurality of branches, the air conditioner system further includes a liquid collecting pipe disposed on the outdoor refrigerant flow path, the liquid collecting pipe includes a main communication port and a plurality of branch communication ports all communicated with the main communication port, the main communication port is communicated with the outdoor refrigerant flow path, and the branch communication ports are respectively communicated with the plurality of indoor refrigeration branches.
Optionally, a plurality of indoor refrigeration branches are provided;
a refrigerating branch pipe is also arranged on the indoor refrigerant flow path;
the plurality of indoor heat exchangers are arranged in parallel through the refrigeration branch pipe.
Optionally, the indoor heating branch is provided in plurality;
a heating branch pipe is also arranged on the indoor refrigerant flow path;
and the heating radiators are arranged in parallel through the heating branch pipes.
Optionally, a throttling device and/or a control valve is arranged on the refrigerant circulation loop.
Optionally, the throttling device comprises an expansion valve; and/or the presence of a gas in the gas,
the control valve comprises a stop valve and/or a one-way valve.
Optionally, a filter is further disposed on the refrigerant circulation loop.
Optionally, the heating radiator is a heat sink or a ground heating pipe.
Optionally, a plurality of indoor refrigerant passages are provided.
In the technical scheme provided by the utility model, the refrigerant circulation loop of the air conditioner system comprises an outdoor refrigerant flow path and an indoor refrigerant flow path, the indoor refrigerant flow path comprises an indoor refrigeration branch path and an indoor heating branch path, the indoor refrigeration branch path is provided with an indoor heat exchanger, the indoor heating branch path is provided with a heating radiator, the indoor refrigeration branch path and the indoor heating branch path are mutually independent, the switching device switches one of the indoor refrigeration branch path and the indoor heating branch path to be communicated with the outdoor refrigerant flow path, correspondingly, in the refrigeration mode, the indoor heat exchanger on the indoor refrigeration branch path provides cooling capacity, the indoor heat exchanger performs refrigeration through the air blowing mode of the indoor unit, in the heating mode, the heating radiator on the indoor heating branch path provides heat, the heating is performed through the heat radiation mode, and the comfort level of users is better, the user experience is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a first embodiment of an air conditioner system according to the present invention;
FIG. 2 is an enlarged schematic view of detail A of FIG. 1;
FIG. 3 is a schematic cooling mode flow diagram of the air conditioner system of FIG. 1;
FIG. 4 is a schematic flow diagram of a heating mode flow path of the air conditioner system of FIG. 1;
fig. 5 is a schematic structural diagram of a second embodiment of an air conditioner system according to the present invention;
FIG. 6 is an enlarged schematic view of detail B of FIG. 5;
FIG. 7 is a schematic cooling mode flow diagram of the air conditioner system of FIG. 5;
fig. 8 is a schematic flow diagram of a heating mode flow path of the air conditioner system of fig. 5.
The reference numbers illustrate:
the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The cold and hot circulation of the existing multi-split air conditioning system is realized by utilizing indoor units and outdoor units, when the air conditioner is operated to heat, the comfort level of the air blowing type heat supply mode of the indoor units is poor, and the user experience is to be improved.
In view of this, the present invention provides an air conditioner system, wherein fig. 1 to 8 are schematic structural diagrams of embodiments of the air conditioner system provided by the present invention.
Referring to fig. 1 to 4, the air conditioner system 100 includes a refrigerant circulation loop, the refrigerant circulation loop includes an outdoor refrigerant flow path 1, an indoor refrigerant flow path 2 and a switching device 3, the indoor refrigerant flow path 2 includes an indoor cooling branch 21a and an indoor heating branch 21b that are arranged in parallel, an indoor heat exchanger 22 is arranged on the indoor cooling branch 21a, a heating radiator 24 is arranged on the indoor heating branch 21b, and the switching device 3 switches one of the indoor cooling branch 21a and the indoor heating branch 21b to communicate with the outdoor refrigerant flow path 1, so that the air conditioner system 100 correspondingly has a cooling mode and a heating mode.
In the technical solution provided by the present invention, the refrigerant circulation loop of the air conditioner system 100 includes an outdoor refrigerant flow path 1 and an indoor refrigerant flow path 2, the indoor refrigerant flow path 2 includes an indoor cooling branch 21a and an indoor heating branch 21b, the indoor cooling branch 21a is provided with an indoor heat exchanger 22, the indoor heating branch 21b is provided with a heating radiator 24, the indoor cooling branch 21a and the indoor heating branch 21b are mutually independent, the switching device 3 switches between the indoor cooling branch 21a and one of the indoor heating branches 21b and the outdoor refrigerant flow path 1, the corresponding indoor heat exchanger 22 on the indoor cooling branch 21a provides cooling capacity during the cooling mode, the cooling is performed by the indoor machine in a blowing manner, during the heating mode, the heating radiator 24 on the indoor heating branch 21b provides heat, through the mode heating of heat radiation, user's comfort level is better, has improved user experience.
An outdoor heat exchanger 12 and a compressor 11 are arranged on the outdoor refrigerant flow path 1, the outdoor heat exchanger 12 mainly performs heat conversion on the refrigerant in the outdoor refrigerant flow path 1 to adapt to two modes of refrigeration and heating, a common outdoor heat exchanger 12 is a condenser, the compressor 11 mainly provides power for refrigerant circulation of the whole refrigerant circulation loop, specifically, in an embodiment, referring to fig. 1 and fig. 2, the compressor 11 and the outdoor heat exchanger 12 are arranged on the outdoor refrigerant flow path 1, the outdoor heat exchanger 12 has a first port 121 and a second port 122 which are opposite, the indoor heat exchanger 22 has a first pipe orifice 221 and a second pipe orifice 222 which are opposite, corresponding to the refrigeration mode, the first pipe orifice 221 is communicated with the air return port 111 of the compressor 11, the first port 121 is communicated with the second pipe orifice 222, and the second port 122 is communicated with the exhaust port 112 of the compressor 11, corresponding to the heating mode, an inlet of the heating radiator 24 is communicated with the exhaust port 112 of the compressor 11, the first port 121 is communicated with an outlet of the heating radiator 24, the second port 122 is communicated with the return air port 111 of the compressor 11, and in the cooling mode, the compressor 11, the outdoor heat exchanger 12 and the indoor heat exchanger 22 form a circulation loop to realize cooling; in the heating mode, the compressor 11, the outdoor heat exchanger 12 and the heating radiator 24 form a circulation loop to realize heating, and the two loops are independent from each other and have better heating and cooling effects.
The switching device 3 switches the air conditioner system 100 between the cooling mode and the cooling mode, a multi-way valve is a good pipeline switching structure and is commonly used for pipeline connection, in one embodiment, the switching device 3 includes a four-way valve 31, the four-way valve 31 includes a first connection port 311, a second connection port 312, a third connection port 313 and a fourth connection port 314, the first connection port 311 is communicated with the exhaust port 112 of the compressor 11, the second connection port 312 is communicated with the inlet of the heating radiator 24, the third connection port 313 is communicated with the second port 122 of the outdoor heat exchanger 12, the fourth connection port 314 is communicated with the second pipe orifice 222 of the indoor heat exchanger 22 and the air return port 111 of the compressor 11, wherein the four-way valve 31 switches one of the second connection port 312 and the third connection port 313 to be communicated with the first connection port 311, the switching function of the four-way valve 31 facilitates switching of the outdoor refrigerant passage 1 to communicate with the indoor cooling branch 21a and the indoor heating branch 21 b.
In order to supply heat and cold to a plurality of rooms simultaneously, a multi-split mode is adopted, in one embodiment, a plurality of indoor refrigerant flow paths 2 are arranged, and each indoor refrigerant flow path 2 comprises an indoor refrigerating branch 21a and an indoor heating branch 21b, so that the indoor air conditioner is suitable for occasions where one outdoor unit can supply a plurality of indoor units, and is convenient for centralized heat supply and heating.
In the multi-split air-conditioning system, in order to cooperate with the four-way valve 31 to switch the communication between the indoor cooling branch 21a and the indoor heating branch 21b, and the outdoor refrigerant flow path 1 and the indoor refrigerant flow path 2 are further provided with corresponding pipeline structures and control structures to cooperate with the zones to realize the switching, in an embodiment, referring to fig. 1, a plurality of indoor cooling branches 21a are provided, the air conditioner system 100 further includes a liquid collecting pipe 4 provided on the outdoor refrigerant flow path 1, the liquid collecting pipe 4 includes a main communication port 41 and a plurality of sub communication ports 42 both communicated with the main communication port 41, the main communication port 41 is communicated with the outdoor refrigerant flow path 1, the plurality of sub communication ports 42 are respectively communicated with the plurality of indoor cooling branches 21a correspondingly, and the liquid collecting pipe 4 is adopted to directly connect the outdoor refrigerant flow path 1 in parallel through a plurality of pipelines, the corresponding indoor refrigeration branch circuits 21a can be connected in parallel by directly connecting to a plurality of pipelines, the liquid collecting pipe 4 is directly integrated in the outdoor unit when the outdoor unit is manufactured, and the outdoor unit and the indoor unit can be conveniently assembled when the outdoor unit is installed on site.
In another embodiment, referring to fig. 5 and 6, a plurality of indoor cooling branches 21a are provided, a cooling branch pipe 5 is further provided on the indoor refrigerant flow path 2, a plurality of indoor heat exchangers 22 are arranged in parallel through the cooling branch pipe 5, at this time, only a single pipeline is provided on the outdoor refrigerant flow path 1 of the outdoor unit to communicate with the indoor cooling branch 21a or the indoor heating branch 21b, and the indoor unit is divided by the cooling branch pipe 5, at this time, the structure of the outdoor unit is simplified, and in addition, the number of the indoor heat exchangers 22 can be expanded according to the needs of users, so that the application occasions of the air conditioner system 100 are expanded.
In an embodiment, referring to fig. 1 and 5, a plurality of indoor heating branches 21b are provided, the indoor refrigerant flow path 2 is further provided with a heating branch pipe 6, and a plurality of heating radiators 24 are arranged in parallel through the heating branch pipe 6, so that the arrangement of the outdoor unit is simplified, and in addition, the number of the heating radiators 24 can be expanded according to the requirement of a user, thereby expanding the application occasions of the air conditioner system 100.
In an embodiment, a pressure switch 13 and/or a pressure sensor are disposed at the exhaust port 112 of the compressor 11, the output pressure of the exhaust port 112 of the compressor 11 is detected through the pressure switch 13 or the pressure sensor, and is fed back to the compressor 11 according to the output pressure, so that the compressor 11 can be well controlled to adapt to the heating and cooling requirements of the system, and the safety of the system can be improved.
In an embodiment, an air storage tank 14 and/or a gas-liquid separator 15 are disposed at an inlet of the compressor 11, the air storage tank 14 can increase an air storage volume of the compressor 11, and the gas-liquid separator 15 is disposed at the inlet of the compressor 11, so that a gas entering the compressor 11 contains less liquid, thereby improving power efficiency of the compressor 11.
In an embodiment, a throttling device and/or a control valve is arranged on the refrigerant circulation loop, pressure, flow speed and the like before and after processing of the refrigerant medium at the throttling device can be correspondingly changed, the control valve mainly controls on-off of the fluid medium on the indoor refrigerant flow path 2, switching of the outdoor refrigerant flow path 1 to be communicated with the indoor refrigerating branch 21a and the indoor heating branch 21b is conveniently achieved through cooperation of the throttling device and/or the control valve and the four-way valve 31, and a good effect is achieved.
In one embodiment, the throttling means comprises an expansion valve 7; and/or, the control valve includes a stop valve 8 and/or a check valve 9, specifically, for example, referring to fig. 1, in this embodiment, an expansion valve 7, a stop valve 8, etc. are disposed on the outdoor refrigerant flow path 1, the expansion valve 7 may be an electronic expansion valve 7, which facilitates automatic control, the stop valve 8 may be a simple on-off valve, the expansion valve 7 and the stop valve 8 may be disposed in pairs on the indoor cooling branch 21a, and as many indoor cooling branches 21a as possible may be disposed in parallel, as many expansion valves 7 and the stop valves 8 may be disposed, the pairs of the expansion valve 7 and the stop valve 8 may be disposed at the multiple branch connecting ports 42 of the header pipe 4, of course, the expansion valve 7 and the stop valve 8 may also be disposed in pairs on the indoor heating branch 21b, a shutoff valve 8 is provided on the side communicating with the return port 111 of the compressor 11 in the indoor cooling branch 21a or the indoor heating branch 21 b.
Referring to fig. 5, in this embodiment, an expansion valve 7, a stop valve 8, and the like are disposed on the outdoor refrigerant flow path 1, the expansion valve 7 may be an electronic expansion valve 7 to facilitate automatic control, the stop valve 8 may be a simple switch valve, a check valve 9 is disposed on the indoor heating branch 21b, the check valve 9 is convenient to cooperate with the four-way valve 31, so that the outdoor refrigerant flow path 1 is switched to communicate with the indoor cooling branch 21a and the indoor heating branch 21b, and in addition, the stop valve 8 is disposed on one side of the indoor cooling branch 21a or the indoor heating branch 21b, which communicates with the return port 111 of the compressor 11.
In one embodiment, the refrigerant circulation loop is further provided with a filter 16 for cleaning the entire refrigerant circulation loop to reduce impurities in the refrigerant medium, for example, referring to fig. 1, in this embodiment, the outdoor refrigerant flow path 1 is provided with the filter 16 between the outdoor heat exchanger 12 and the header pipe 4, the indoor heating branch 21b is provided with the filter 16 between the heating radiator 24 and the outdoor heat exchanger 12, and so on; as shown in fig. 5, in this embodiment, two filters 16 are disposed on the outdoor refrigerant flow path 1 at the first port 121 of the outdoor heat exchanger 12.
In an embodiment, the heating radiator 24 is a heat sink or a ground heating pipe, different heat dissipation structures can be selected, different indoor installation modes are achieved, the application range is expanded, different requirements are met, and user experience is improved.
The following description of the principles of the air conditioner system 100 switching between the heating mode and the cooling mode will be made only by referring to the flow direction of the refrigerant medium in the corresponding refrigerant circulation circuit and the operation of each of the throttling devices and the control valves in the two embodiments as follows:
1. referring to fig. 3, a cooling mode flow path a is formed in fig. 3, the four-way valve 31 switches the exhaust port 112 of the compressor 11 to communicate with the second port 122 of the outdoor heat exchanger 12, at this time, the expansion valve 7 on the indoor heating branch 21b is closed, the expansion valve 7 and the stop valve 8 on the indoor cooling branch 21a are opened, the first port 121 of the outdoor heat exchanger 12 communicates with the second pipe port 222 of the indoor heat exchanger 22, and the first pipe port 221 of the indoor heat exchanger 22 communicates with the return air port 111 of the compressor 11, so as to form the cooling mode flow path a;
in addition, in the cooling mode flow path a, the fourth connection port 314 of the four-way valve 31 is communicated with the second connection port 312, and the second connection port 312 is communicated with the warm air radiator 24, so that the deposition of the refrigerant in the warm air radiator 24 is reduced and the cooling effect is ensured because the warm air radiator 24 is at the lowest position of the system pressure;
2. referring to fig. 4, a heating mode flow path b is formed in fig. 4, the four-way valve 31 switches the exhaust port 112 of the compressor 11 to communicate with the input port of the heating radiator 24, at this time, the expansion valve 7 and the stop valve 8 in the indoor heating branch 21b are opened, the expansion valve 7 and the stop valve 8 in the indoor cooling branch 21a are closed, the first port 121 of the outdoor heat exchanger 12 communicates with the output port of the heating radiator 24, the second port 122 of the outdoor heat exchanger 12 communicates with the third connection port 313 of the four-way valve 31, and the third connection port 313 communicates with the fourth connection port 314 and communicates with the return port 111 of the compressor 11, thereby forming the heating mode flow path b;
in addition, in the heating mode flow path b, the indoor heat exchanger 22 is located at the lowest position of the system pressure, so that the deposition of the refrigerant in the indoor heat exchanger 22 is reduced, and the refrigeration effect is ensured;
3. referring to fig. 7, a cooling mode flow path a is formed in fig. 7, the four-way valve 31 switches the communication between the exhaust port 112 of the compressor 11 and the second port 122 of the outdoor heat exchanger 12, and the first port 121 of the outdoor heat exchanger 12 communicates with the indoor heat exchanger 22 and communicates with the return port 111 of the compressor 11 under the action of the check valve 9 to form the cooling mode flow path a;
in addition, in the cooling mode flow path a, the fourth connection port 314 of the four-way valve 31 is communicated with the second connection port 312, and the second connection port 312 is communicated with the warm air radiator 24, so that the deposition of the refrigerant in the warm air radiator 24 is reduced and the cooling effect is ensured because the warm air radiator 24 is at the lowest position of the system pressure;
4. referring to fig. 8, a heating mode flow path b is formed in fig. 8, the four-way valve 31 switches the exhaust port 112 of the compressor 11 to communicate with the input port of the heating radiator 24, the output port of the heating radiator 24 to communicate with the first port 121 of the outdoor heat exchanger 12, and the second port 122 of the outdoor heat exchanger 12 to communicate with the return port 111 of the compressor 11, so as to form the heating mode flow path b;
in addition, in the heating mode flow path b, the indoor heat exchanger 22 is located at the lowest position of the system pressure, so that the deposition of the refrigerant in the indoor heat exchanger 22 is reduced, and the cooling effect is ensured.
The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.
Claims (12)
1. An air conditioner system comprising a refrigerant circulation circuit, the refrigerant circulation circuit comprising:
an outdoor refrigerant passage;
the indoor refrigerant flow path comprises an indoor refrigeration branch and an indoor heating branch which are arranged in parallel, an indoor heat exchanger is arranged on the indoor refrigeration branch, and a heating radiator is arranged on the indoor heating branch; and the number of the first and second groups,
and the switching device switches one of the indoor refrigerating branch and the indoor heating branch to be communicated with the outdoor refrigerant flow path, so that the air conditioner system correspondingly has a refrigerating mode and a heating mode.
2. The air conditioner system as claimed in claim 1, wherein a compressor and an outdoor heat exchanger are disposed on the outdoor refrigerant flow path, the outdoor heat exchanger having opposite first and second ports, and the indoor heat exchanger having opposite first and second ports;
corresponding to the refrigeration mode, the first pipe orifice is communicated with a return air port of the compressor, the first port is communicated with the second pipe orifice, and the second port is communicated with an exhaust port of the compressor;
corresponding to the mode of heating, the entry intercommunication of heating installation radiator the gas vent of compressor, first port intercommunication the export of heating installation radiator, the second port intercommunication the return air mouth of compressor.
3. The air conditioner system as claimed in claim 2, wherein said switching means comprises a four-way valve including a first connection port communicating with an exhaust port of said compressor, a second connection port communicating with an inlet port of said heating radiator, a third connection port communicating with a second port of said outdoor heat exchanger, and a fourth connection port communicating with a second pipe port of said indoor heat exchanger and a return air port of said compressor;
and the four-way valve switches one of the second connecting port and the third connecting port to be communicated with the first connecting port.
4. The air conditioner system as claimed in claim 2, wherein a pressure switch and/or a pressure sensor is provided at a discharge port of the compressor; and/or the presence of a gas in the gas,
and an air storage tank and/or a gas-liquid separator are/is arranged at the inlet of the compressor.
5. The air conditioner system as claimed in claim 1, wherein a plurality of indoor cooling branches are provided, and the air conditioner system further comprises a liquid collecting pipe provided on the outdoor refrigerant flow path, the liquid collecting pipe including a main communication port and a plurality of sub communication ports each communicating with the main communication port, the main communication port communicating with the outdoor refrigerant flow path, and the plurality of sub communication ports respectively communicating with the plurality of indoor cooling branches.
6. The air conditioner system as claimed in claim 1, wherein said indoor cooling branch is provided in plurality;
a refrigerating branch pipe is also arranged on the indoor refrigerant flow path;
the plurality of indoor heat exchangers are arranged in parallel through the refrigeration branch pipe.
7. The air conditioner system as claimed in claim 1, wherein said indoor heating branch is provided in plurality;
a heating branch pipe is also arranged on the indoor refrigerant flow path;
and the heating radiators are arranged in parallel through the heating branch pipes.
8. The air conditioner system as claimed in claim 1, wherein a throttle device and/or a control valve is provided on the refrigerant circulation circuit.
9. The air conditioner system as defined in claim 8, wherein said throttling means comprises an expansion valve; and/or the presence of a gas in the gas,
the control valve comprises a stop valve and/or a one-way valve.
10. The air conditioner system as claimed in claim 1, wherein a filter is further provided on the refrigerant circulation circuit.
11. The air conditioner system as claimed in claim 1, wherein said heating radiator is a heat sink or a floor heating pipe.
12. The air conditioner system as claimed in claim 1, wherein a plurality of said indoor refrigerant passages are provided.
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CN114060908A (en) * | 2020-08-05 | 2022-02-18 | 广东美的制冷设备有限公司 | Air conditioner system |
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CN114060908A (en) * | 2020-08-05 | 2022-02-18 | 广东美的制冷设备有限公司 | Air conditioner system |
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