CN104132475B - Air conditioning system - Google Patents
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- CN104132475B CN104132475B CN201410385123.1A CN201410385123A CN104132475B CN 104132475 B CN104132475 B CN 104132475B CN 201410385123 A CN201410385123 A CN 201410385123A CN 104132475 B CN104132475 B CN 104132475B
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Abstract
The invention provides a kind of air conditioning system, including: at least one air-conditioner outdoor unit, one air-conditioner outdoor unit and an indoor apparatus of air conditioner are connected, and air-conditioner outdoor unit includes: cross valve, compressor, the first stop valve, the first valve, outdoor heat exchanger, the second stop valve, throttling arrangement, the 3rd stop valve, the second valve, the 4th stop valve and the 3rd valve.Air conditioning system provided by the invention, by within the universal architecture of the air-conditioner outdoor unit of existing use, three valves increased and two stop valves, one air-conditioner outdoor unit can be worked by driving plurality indoor set simultaneously, when load is low, decrease Partial shrinkage machine and use the time, improve the service life of this Partial shrinkage machine, and then improve the comprehensive energy efficiency of air-conditioner group, reduce power consumption, additionally, the structure increased is all in the outside of air-conditioner, indoor beauty will not be impacted, thus being effectively guaranteed the appearance of air-conditioner.
Description
Technical field
The present invention relates to household appliance technical field, more specifically, relate to a kind of air conditioning system.
Background technology
Currently used detachable air conditioner is all man-to-man form, namely an indoor set and an off-premises station connection operate, what be nowadays used mostly is transducer air conditioning, when load is low, can be regulated by the frequency of reduction compressor, but how low tube load do not have, compressor can operate always, and the input power of whole air-conditioner has focused largely on compressor, so efficiency and power consumption always have certain limit, it addition, compressor operates always, all the time can not get having a rest, such compressor life-span shortens therewith.
Along with the affluence of life, multiple stage detachable air conditioner can be bought by a family family, and when load is low, outdoor multiple compressors operates simultaneously, and power consumption now is higher.
Summary of the invention
It is contemplated that at least solve one of technical problem of existence in prior art.
For this, it is an object of the invention to, it is provided that a kind of when load is relatively low, air-conditioner group comprehensive effectiveness can be improved, can reduce again Partial shrinkage machine use the time air conditioning system.
For achieving the above object, the invention provides a kind of air conditioning system, including: at least one air-conditioner outdoor unit, air-conditioner outdoor unit described in one and an indoor apparatus of air conditioner are connected, described air-conditioner outdoor unit includes: cross valve, and described cross valve has exhaust port, condenser port, vaporizer port and suction nozzle port；Compressor, described compressor has air vent and gas returning port, and described air vent is connected with described exhaust port, and described gas returning port is connected with described suction nozzle port；First stop valve, described first stop valve is connected with described vaporizer port by the first valve；Outdoor heat exchanger, described outdoor heat exchanger is connected with described condenser port；Second stop valve, described second stop valve is connected with described outdoor heat exchanger by throttling arrangement；3rd stop valve, described 3rd stop valve is connected with described first valve and described first stop valve by the second valve；With the 4th stop valve, described 4th stop valve is connected with described throttling arrangement and described second stop valve by the 3rd valve；Wherein, described air-conditioner outdoor unit is connected with described second stop valve by described first stop valve with coupled described indoor apparatus of air conditioner, is connected with described 4th stop valve by described 3rd stop valve described in adjacent two between air-conditioner outdoor unit.
Air conditioning system provided by the invention, by within the universal architecture of the air-conditioner outdoor unit of existing use, three valves increased and two stop valves, one air-conditioner outdoor unit can be worked by driving plurality indoor set simultaneously, when load is low, decrease Partial shrinkage machine and use the time, improve the service life of this Partial shrinkage machine, and then improve the comprehensive energy efficiency of air-conditioner group, reduce power consumption, additionally, the structure increased is all in the outside of air-conditioner, indoor beauty will not be impacted, thus being effectively guaranteed the appearance of air-conditioner.
It addition, the air conditioning system according to the above embodiment of the present invention offer also has following additional technical feature:
According to one embodiment of present invention, described first valve, described second valve and described 3rd valve are two-port valve.
According to one embodiment of present invention, described first valve, described second valve and described 3rd valve are two-way electromagnetic valve.
According to one embodiment of present invention, described first valve is normally opened two-way electromagnetic valve, and described second valve and described 3rd valve are normally closed two-way electromagnetic valve.
According to one embodiment of present invention, described air-conditioner outdoor unit also includes: control device, described control device is connected with described first valve, described second valve, described 3rd valve and described throttling arrangement, and described control device can control the work of described first valve, described second valve, described 3rd valve and described throttling arrangement.
According to one embodiment of present invention, described throttling arrangement is electric expansion valve or heating power expansion valve.
According to one embodiment of present invention, described air-conditioner outdoor unit also includes fluid reservoir, and described fluid reservoir has the first import and export and second and imports and exports, and described first import and export are connected with described throttling arrangement, and described second import and export are connected with described outdoor heat exchanger.
According to one embodiment of present invention, described indoor apparatus of air conditioner includes indoor heat exchanger, described indoor heat exchanger has the 3rd import and export and the 4th import and export, described first stop valve is imported and exported with the described 3rd and is connected by the first pipeline, and described 4th import and export are connected by the second pipeline with described second stop valve.
According to one embodiment of present invention, described air conditioning system includes the first air-conditioner outdoor unit and the second air-conditioner outdoor unit, 3rd stop valve of described first air-conditioner outdoor unit is connected by the 3rd pipeline with the 3rd stop valve of described second air-conditioner outdoor unit, and the 4th stop valve of described first air-conditioner outdoor unit is connected by the 4th pipeline with the 4th stop valve of described second air-conditioner outdoor unit.
According to one embodiment of present invention, described air conditioning system includes the 3rd air-conditioner outdoor unit, the 4th air-conditioner outdoor unit and the 5th air-conditioner outdoor unit, described 3rd stop valve of the 3rd air-conditioner outdoor unit is connected by the 5th pipeline with the 3rd stop valve of described 4th air-conditioner outdoor unit, described 4th stop valve of the 3rd air-conditioner outdoor unit is connected by the 6th pipeline with the 4th stop valve of described 5th air-conditioner outdoor unit, and described 4th stop valve of the 4th air-conditioner outdoor unit is connected by the 7th pipeline with the 3rd stop valve of described 5th air-conditioner outdoor unit.
The additional aspect of the present invention and advantage will provide in description below part, and part will become apparent from the description below, or is recognized by the practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or the additional aspect of the present invention and advantage are from conjunction with will be apparent from easy to understand the accompanying drawings below description to embodiment, wherein:
Fig. 1 is the first structural representation of the air conditioning system according to one embodiment of the invention；
Fig. 2 is the second structural representation of the air conditioning system according to one embodiment of the invention；
Fig. 3 is the working state schematic representation of the air conditioning system shown in Fig. 2；
Fig. 4 is the third structural representation of the air conditioning system according to one embodiment of the invention；
Fig. 5 is the working state schematic representation of the air conditioning system shown in Fig. 4.
Wherein, in Fig. 1 to Fig. 5, corresponding relation between accompanying drawing labelling and component names is:
1 cross valve, 101 exhaust ports, 102 condenser ports, 103 vaporizer ports, 104, suction nozzle port, 2 compressors, 201 air vents, 202 gas returning ports, 3 first stop valves, 4 first valves, 5 outdoor heat exchangers, 6 second stop valves, 7 throttling arrangements, 8 the 3rd stop valves, 9 second valves, 10 the 4th stop valves, 11 the 3rd valves, 12 indoor heat exchangers, 110 first air-conditioner outdoor units, 120 second air-conditioner outdoor units, 130 the 3rd air-conditioner outdoor units, 140 the 4th air-conditioner outdoor units, 150 the 5th air-conditioner outdoor units, 161 first pipelines, 162 second pipelines, 163 the 3rd pipelines, 164 the 4th pipelines, 165 the 5th pipelines, 166 the 6th pipelines, 167 the 7th pipelines.
Detailed description of the invention
In order to be more clearly understood that the above-mentioned purpose of the present invention, feature and advantage, below in conjunction with the drawings and specific embodiments, the present invention is further described in detail.It should be noted that when not conflicting, embodiments herein and the feature in embodiment can be mutually combined.
Elaborate a lot of detail in the following description so that fully understanding the present invention; but; the present invention can also adopt other to be different from other modes described here to implement, and therefore, protection scope of the present invention is by the restriction of following public specific embodiment.
1 to accompanying drawing 5 describes the air conditioning system provided according to some embodiments of the invention with reference to the accompanying drawings.Wherein, in FIG, broken box inner structure is the structure newly increased, and in Fig. 2 and Fig. 4, is air conditioner outdoor unit structure in broken box, in fig. 3 and in fig. 5, the flow direction of coolant when dotted arrow is heat, the flow direction of coolant when solid arrow is refrigeration.
As shown in Figure 1, Figure 2 and Figure 4, the air conditioning system that one embodiment of the invention provides, including: at least one air-conditioner outdoor unit, one air-conditioner outdoor unit and an indoor apparatus of air conditioner are connected, and air-conditioner outdoor unit includes: cross valve 1, compressor the 2, first stop valve the 3, first valve 4, outdoor heat exchanger the 5, second stop valve 6, throttling arrangement the 7, the 3rd stop valve the 8, second valve the 9, the 4th stop valve 10 and the 3rd valve 11；
Specifically, cross valve 1 has exhaust port 101, condenser port 102, vaporizer port 103 and suction nozzle port 104, compressor 2 has air vent 201 and gas returning port 202, air vent 201 is connected with exhaust port 101, gas returning port 202 is connected with suction nozzle port 104, first stop valve 3 is connected with vaporizer port 103 by the first valve 4, outdoor heat exchanger 5 is connected with condenser port 102, second stop valve 6 is connected with outdoor heat exchanger 5 by throttling arrangement 7, 3rd stop valve 8 is connected with the first valve 4 and the first stop valve 3 by the second valve 9, 4th stop valve 10 is connected with throttling arrangement 7 and the second stop valve by the 3rd valve 11；
Wherein, as shown in Figure 1, Figure 2 and Figure 4, air-conditioner outdoor unit is connected with the second stop valve 6 by the first stop valve 3 with coupled indoor apparatus of air conditioner, is connected with the 4th stop valve 10 by the 3rd stop valve 8 between adjacent two air-conditioner outdoor units.
The air conditioning system that the present embodiment provides, by within the universal architecture of the air-conditioner outdoor unit of existing use, three valves increased and two stop valves, one air-conditioner outdoor unit can be worked by driving plurality indoor set simultaneously, when load is low, decrease Partial shrinkage machine and use the time, improve the service life of this Partial shrinkage machine, and then improve the comprehensive energy efficiency of air-conditioner group, reduce power consumption, additionally, the structure increased is all in the outside of air-conditioner, indoor beauty will not be impacted, thus being effectively guaranteed the appearance of air-conditioner.
Specifically, indoor apparatus of air conditioner includes indoor heat exchanger 12 and fan, indoor heat exchanger 12 is just arranged by fan, indoor heat exchanger 12 has the 3rd import and export and the 4th import and export, first stop valve 3 is imported and exported with the 3rd and is connected by the first pipeline 161, and the 4th import and export are connected by the second pipeline 162 with the 4th stop valve 10.
Preferably, throttling arrangement 7 is electric expansion valve or heating power expansion valve.
In order to high pressure liquid refrigerant is carried out reducing pressure by regulating flow, ensure the pressure differential between condenser and vaporizer, to make liquid refrigerant evaporation endothermic under the low pressure required in vaporizer, thus reaching the purpose of refrigeration blood pressure lowering, can adopting electric expansion valve or heating power expansion valve, electric expansion valve is the valve of self-locking type, and during high frequency low-frequency operation, Energy Efficiency Ratio is high, strong adaptability to refrigerant amount change, makes air conditioning comfortableness strengthen；Heating power expansion valve, Applicable temperature scope is big, can Fast-Balance system high-low pressure during shutdown.
Further, it is preferable that first valve the 4, second valve 9 and the 3rd valve 11 are two-port valve.
Two-port valve has two-way on-off action, can efficiently control being turned on and off of cold water and hot water air-conditioning system pipeline, and two-port valve size is little, has both saved space, lightly attractive in appearance again.
Specifically, first valve the 4, second valve 9 and the 3rd valve 11 are two-way electromagnetic valve, and wherein, the first valve 4 is normally opened two-way electromagnetic valve, and the second valve 9 and the 3rd valve 11 are normally closed two-way electromagnetic valve.
Preferably, air-conditioner outdoor unit also includes: control device (not shown), control device to be connected with first valve the 4, second valve the 9, the 3rd valve 11 and throttling arrangement 7, control device and can control the work of first valve the 4, second valve the 9, the 3rd valve 11 and throttling arrangement 7.
The state of first valve the 4, second valve the 9, the 3rd valve 11 and throttling arrangement 7 is controlled by controlling device, the operation controlling first valve the 4, second valve the 9, the 3rd valve 11 and throttling arrangement 7 is made to become simple and convenient, so that the control of air conditioning system is simple and convenient.
As shown in Figure 2, in a concrete example of the present embodiment, air conditioning system includes the first air-conditioner outdoor unit 110 and the second air-conditioner outdoor unit 120,3rd stop valve 8 of the first air-conditioner outdoor unit 110 is connected by the 3rd pipeline 163 with the 3rd stop valve of the second air-conditioner outdoor unit 120, and the 4th stop valve 10 of the first air-conditioner outdoor unit 110 is connected by the 4th pipeline 164 with the 4th stop valve 10 of the second air-conditioner outdoor unit 120.
As shown in Figure 3, the specific works process of the air conditioning system that the present embodiment provides is as follows: the control device of the first air-conditioner outdoor unit 110 controls the second valve 9 and the 3rd valve 11 opens work, now, first valve the 4, second valve the 9, the 3rd valve 11 of the first air-conditioner outdoor unit 110 and throttling arrangement 7 are conducting state；The control device of the second air-conditioner outdoor unit 120 controls the second valve 9 and the 3rd valve 11 is opened work, the first valve 4 and throttling arrangement 7 and closed, now, second valve 9 of the second air-conditioner outdoor unit 120 and the 3rd valve 11 are conducting state, and the first valve 4 and throttling arrangement 7 are nonconducting state；
When air conditioning system heats, coolant flows to the exhaust port 101 of cross valve 1 from the air vent 201 of the compressor 2 of the first air-conditioner outdoor unit 110, and flow out from vaporizer port 103, through the first valve 4, first stop valve 3 flow to the indoor heat exchanger 12 of the indoor apparatus of air conditioner being connected with the first air-conditioner outdoor unit 110, after indoor heat exchanger 12 heat exchange, flow to the 4th stop valve 10, through a part of throttling arrangement 7 through the first air-conditioner outdoor unit 110 of coolant that the 4th stop valve 10 flows out, after outdoor heat exchanger 5 heat exchange, it flow to the condenser port 102 of cross valve 1, and the gas returning port 202 of compressor 2 is flowed back to from suction nozzle port 104；Another part coolant is through the 3rd valve 11 of the first air-conditioner outdoor unit 110, 4th stop valve 10, the 4th stop valve 10 of the second air-conditioner outdoor unit 120 it is flow to by the 4th pipeline 164, the 3rd valve 11 then through the second air-conditioner outdoor unit 120, second stop valve 6 flow to the indoor heat exchanger 12 of the indoor apparatus of air conditioner being connected with the second air-conditioner outdoor unit 120, after indoor heat exchanger 12 heat exchange, flow to the first stop valve 3 of the second air-conditioner outdoor unit 120, through the second valve 9, 3rd stop valve 8 is flow to the 3rd stop valve 8 of the first air-conditioner outdoor unit 110 by the 3rd pipeline 163, then together with the second valve 9 is after the coolant mixing flowed out from the first valve 4, it flow to the first stop valve 3 of the first air-conditioner outdoor unit 110, so far complete to heat circulation；
nullDuring air conditioning system refrigeration，Coolant flows to the exhaust port 101 of cross valve 1 from the air vent 201 of the compressor 2 of the first air-conditioner outdoor unit 110，And it flow to outdoor heat exchanger 5 from condenser port 102，After outdoor heat exchanger 5 heat exchange，By throttling arrangement 7、Second stop valve 6 flow to the indoor heat exchanger 12 of the indoor apparatus of air conditioner being connected with the first air-conditioner outdoor unit 110，After indoor heat exchanger 12 heat exchange，It flow to the first stop valve 3 of the first air-conditioner outdoor unit 110，The a part of coolant flowed out through the first stop valve 3 flows to the vaporizer port 103 of cross valve 1 through the first valve 4 of the first air-conditioner outdoor unit 110，And the gas returning port 202 of compressor 2 is flowed back to from suction nozzle port 104，Another part coolant is through the second valve 9 of the first air-conditioner outdoor unit 110、3rd stop valve 8 is flow to the 3rd stop valve 8 of the second air-conditioner outdoor unit 120 by the 3rd pipeline 163，The second valve 9 through the second air-conditioner outdoor unit 120、First stop valve 3 flow to the indoor heat exchanger 12 of the indoor apparatus of air conditioner being connected with the second air-conditioner outdoor unit 120，After indoor heat exchanger 12 heat exchange，It flow to the second stop valve 6 of the second air-conditioner outdoor unit 120、Then through the 3rd valve 11、4th stop valve 10、4th pipeline 164 flows back to the 4th stop valve 10 of the first air-conditioner outdoor unit 110，Together with the 3rd valve 11 is after the coolant mixing flowed out from choke valve, the second stop valve 6 is flowed to after，So far kind of refrigeration cycle is completed.
As shown in Figure 4, in another concrete example of the present embodiment, described air conditioning system includes the 3rd air-conditioner outdoor unit 130, 4th air-conditioner outdoor unit 140 and the 5th air-conditioner outdoor unit 150, 3rd stop valve 8 of described 3rd air-conditioner outdoor unit 130 is connected by the 5th pipeline 165 with the 3rd stop valve of described 4th air-conditioner outdoor unit 140, 4th stop valve 10 of described 3rd air-conditioner outdoor unit 130 is connected by the 6th pipeline 166 with the 4th stop valve 10 of described 5th air-conditioner outdoor unit 150, 4th stop valve 10 of described 4th air-conditioner outdoor unit 140 is connected by the 7th pipeline 167 with the 3rd stop valve 8 of described 5th air-conditioner outdoor unit 150.
As shown in Figure 5, the specific works process of the air conditioning system that the present embodiment provides is as follows: the control device of the 3rd air-conditioner outdoor unit 130 controls the second valve 9 and the 3rd valve 11 opens work, now, first valve the 4, second valve 9 of the 3rd air-conditioner outdoor unit 130 and the 3rd valve 11 are conducting state；The control device of the 4th air-conditioner outdoor unit 140 controls the second valve 9 and the 3rd valve 11 opens work, the first valve 4 is closed, control throttling arrangement 7 to close simultaneously, now, second valve 9 of the 4th air-conditioner outdoor unit 140 and the 3rd valve 11 are conducting state, and the first valve 4 and throttling arrangement 7 are nonconducting state；The control device of the 5th air-conditioner outdoor unit 150 controls the second valve 9 and the 3rd valve 11 opens work, the first valve 4 is closed, control throttling arrangement 7 to close simultaneously, now, second valve 9 of the 4th air-conditioner outdoor unit 140 and the 3rd valve 11 are conducting state, and the first valve 4 and throttling arrangement 7 are nonconducting state；
When air conditioning system heats, coolant flows to the exhaust port 101 of cross valve 1 from the air vent 201 of the compressor 2 of the 3rd air-conditioner outdoor unit 130, and flow out from vaporizer port 103, through the first valve 4, first stop valve 3 flow to the indoor heat exchanger 12 of the indoor apparatus of air conditioner being connected with the 3rd air-conditioner outdoor unit 130, after indoor heat exchanger 12 heat exchange, flow to the 4th stop valve 10, through a part of throttling arrangement 7 through the 3rd air-conditioner outdoor unit 130 of coolant that the 4th stop valve 10 flows out, after outdoor heat exchanger 5 heat exchange, flow to the condenser port 102 of cross valve 1, and the gas returning port 202 of compressor 2 is flowed back to from suction nozzle port 104；nullAnother part is through the 3rd valve 11 of the 3rd air-conditioner outdoor unit 130、4th stop valve 10、6th pipeline 166 flow to the 4th stop valve 10 of the 5th air-conditioner outdoor unit 150，The 3rd valve 11 then through the 5th air-conditioner outdoor unit 150、Second stop valve 6 flow to the indoor heat exchanger 12 of the indoor apparatus of air conditioner being connected with the 5th air-conditioner outdoor unit 150，After indoor heat exchanger 12 heat exchange，It flow to the first stop valve 3 of the 5th air-conditioner outdoor unit 150，Then through the second valve 9、3rd stop valve 8、7th pipeline 167 flow to the 4th stop valve 10 of the 4th air-conditioner outdoor unit 140，The 3rd valve 11 then through the 4th air-conditioner outdoor unit 140、Second stop valve 6 flow to the indoor heat exchanger 12 of the indoor apparatus of air conditioner being connected with the 4th air-conditioner outdoor unit 140，After indoor heat exchanger 12 heat exchange，It flow to the first stop valve 3 of the 4th air-conditioner outdoor unit 140，Then through the second valve 9、3rd stop valve 8、5th pipeline 165 flow to the 3rd stop valve 8 of the 3rd air-conditioner outdoor unit 130，Together with the second valve 9 is after the coolant mixing flowed out from the first valve 4, the first stop valve 3 of the 3rd air-conditioner outdoor unit 130 it is flow to after，So far complete to heat circulation；
nullDuring air conditioning system refrigeration，Coolant flows to the exhaust port 101 of cross valve 1 from the air vent 201 of the compressor 2 of the 3rd air-conditioner outdoor unit 130，And it flow to outdoor heat exchanger 5 from condenser port 102，After outdoor heat exchanger 5 heat exchange，By throttling arrangement 7、Second stop valve 6、Second pipeline 162 flows to the indoor heat exchanger 12 of the indoor apparatus of air conditioner being connected with the 3rd air-conditioner outdoor unit 130，After indoor heat exchanger 12 heat exchange，The first stop valve 3 of the 3rd air-conditioner outdoor unit 130 is flowed to by the first pipeline 161，The coolant part flowed out through the first stop valve 3 flows to the vaporizer port 103 of cross valve 1 through the first valve 4 of the 3rd air-conditioner outdoor unit 130，And the gas returning port 202 of compressor 2 is flowed back to from suction nozzle port 104，Another part is through the second valve 9 of the 3rd air-conditioner outdoor unit 130、3rd stop valve 8、5th pipeline 165 flow to the 3rd stop valve 8 of the 4th air-conditioner outdoor unit 140，Then through the second valve 9 of the 4th air-conditioner outdoor unit 140、First stop valve 3 flow to the indoor heat exchanger 12 of the indoor apparatus of air conditioner being connected with the 4th air-conditioner outdoor unit 140，After indoor heat exchanger 12 heat exchange，The second stop valve 6 then through the 4th air-conditioner outdoor unit 140、3rd valve 11、4th stop valve 10、7th pipeline 167 flow to the 3rd stop valve 8 of the 5th air-conditioner outdoor unit 150，Then through the second valve 9 of the 5th air-conditioner outdoor unit 150、First stop valve 3 flow to the indoor heat exchanger 12 of the indoor apparatus of air conditioner being connected with the 5th air-conditioner outdoor unit 150，After indoor heat exchanger 12 heat exchange，The second stop valve 6 then through the 5th air-conditioner outdoor unit 150、3rd valve 11、4th stop valve 10、6th pipeline 166 flow to the 4th stop valve 10 of the 3rd air-conditioner outdoor unit 130，Together with the 3rd valve 11 of the 3rd air-conditioner outdoor unit 130 is after the coolant mixing flowed out from choke valve, the second stop valve 6 is flowed to after，So far kind of refrigeration cycle is completed.
On the basis of any of the above-described embodiment, it is preferable that air-conditioner outdoor unit also includes: fluid reservoir, fluid reservoir has the first import and export and second and imports and exports, and the first import and export are connected with throttling arrangement 7, and the second import and export are connected with outdoor heat exchanger 5.
So that air conditioning system has the coolant flowing of abundance, fluid reservoir is set in air-conditioner outdoor unit, the cold medium flux in air conditioning system is regulated so that have the coolant flowing of abundance in air conditioning system, thus being effectively guaranteed the heat transfer effect of air conditioning system by fluid reservoir.
It should be noted that, in embodiment provided by the invention, only illustrate air conditioning system and contain two groups of air-conditioners and the annexation containing three groups of air-conditioners and work process, but technical scheme provided by the invention also can be applicable in the air conditioning system containing more groups of air-conditioners, does not repeat them here.
In sum, air conditioning system provided by the invention, by within the universal architecture of the air-conditioner outdoor unit of existing use, three valves increased and two stop valves, one air-conditioner outdoor unit can be worked by driving plurality indoor set simultaneously, when load is low, decrease Partial shrinkage machine and use the time, improve the service life of this Partial shrinkage machine, and then improve the comprehensive energy efficiency of air-conditioner group, reduce power consumption, additionally, the structure increased is all in the outside of air-conditioner, indoor beauty will not be impacted, thus being effectively guaranteed the appearance of air-conditioner.
In describing the invention, term " first ", " second ", " the 3rd ", " the 4th ", " the 5th ", " the 6th ", " the 7th " are only for descriptive purposes, and it is not intended that indicate or hint relative importance, unless otherwise clearly defined and limited.
In describing the invention, term " installation ", " being connected ", " connection ", " fixing " etc. all should be interpreted broadly, for instance, " connection " can be fixing connection, it is also possible to is removably connect, or connects integratedly；" being connected " can be joined directly together, it is also possible to be indirectly connected to by intermediary.For the ordinary skill in the art, it is possible to understand above-mentioned term concrete meaning in the present invention as the case may be.
In the description of this specification, the description of term " embodiment ", " some embodiments " etc. is contained at least one embodiment or the example of the present invention when meaning in conjunction with this embodiment or the specific features of example description, structure, material or spy.In this manual, the schematic representation of above-mentioned term is not necessarily referring to identical embodiment or example.And, can combine in an appropriate manner in any one or more embodiments or example when the specific features of description, structure, material or spy.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (10)
1. an air conditioning system, including: at least one air-conditioner outdoor unit, air-conditioner outdoor unit described in one and an indoor apparatus of air conditioner are connected, it is characterised in that described air-conditioner outdoor unit includes:
Cross valve, described cross valve has exhaust port, condenser port, vaporizer port and suction nozzle port；
Compressor, described compressor has air vent and gas returning port, and described air vent is connected with described exhaust port, and described gas returning port is connected with described suction nozzle port；
First stop valve, described first stop valve is connected with described vaporizer port by the first valve；
Outdoor heat exchanger, described outdoor heat exchanger is connected with described condenser port；
Second stop valve, described second stop valve is connected with described outdoor heat exchanger by throttling arrangement；
3rd stop valve, described 3rd stop valve is connected with described first valve and described first stop valve by the second valve；With
4th stop valve, described 4th stop valve is connected with described throttling arrangement and described second stop valve by the 3rd valve；
Wherein, described air-conditioner outdoor unit is connected with described second stop valve by described first stop valve with coupled described indoor apparatus of air conditioner, is connected with described 4th stop valve by described 3rd stop valve described in adjacent two between air-conditioner outdoor unit.
2. air conditioning system according to claim 1, it is characterised in that
Described first valve, described second valve and described 3rd valve are two-port valve.
3. air conditioning system according to claim 2, it is characterised in that
Described first valve, described second valve and described 3rd valve are two-way electromagnetic valve.
4. air conditioning system according to claim 3, it is characterised in that
Described first valve is normally opened two-way electromagnetic valve, and described second valve and described 3rd valve are normally closed two-way electromagnetic valve.
5. air conditioning system according to claim 4, it is characterised in that
Described air-conditioner outdoor unit also includes: control device, described control device is connected with described first valve, described second valve, described 3rd valve and described throttling arrangement, and described control device can control the work of described first valve, described second valve, described 3rd valve and described throttling arrangement.
6. air conditioning system according to any one of claim 1 to 5, it is characterised in that
Described throttling arrangement is electric expansion valve or heating power expansion valve.
7. air conditioning system according to claim 6, it is characterised in that
Described air-conditioner outdoor unit also includes fluid reservoir, and described fluid reservoir has the first import and export and second and imports and exports, and described first import and export are connected with described throttling arrangement, and described second import and export are connected with described outdoor heat exchanger.
8. air conditioning system according to claim 7, it is characterised in that
Described indoor apparatus of air conditioner includes indoor heat exchanger, described indoor heat exchanger has the 3rd import and export and the 4th import and export, described first stop valve is imported and exported with the described 3rd and is connected by the first pipeline, and described 4th import and export are connected by the second pipeline with described second stop valve.
9. air conditioning system according to claim 8, it is characterised in that
Described air conditioning system includes the first air-conditioner outdoor unit and the second air-conditioner outdoor unit, 3rd stop valve of described first air-conditioner outdoor unit is connected by the 3rd pipeline with the 3rd stop valve of described second air-conditioner outdoor unit, and the 4th stop valve of described first air-conditioner outdoor unit is connected by the 4th pipeline with the 4th stop valve of described second air-conditioner outdoor unit.
10. air conditioning system according to claim 8, it is characterised in that
Described air conditioning system includes the 3rd air-conditioner outdoor unit, the 4th air-conditioner outdoor unit and the 5th air-conditioner outdoor unit, described 3rd stop valve of the 3rd air-conditioner outdoor unit is connected by the 5th pipeline with the 3rd stop valve of described 4th air-conditioner outdoor unit, described 4th stop valve of the 3rd air-conditioner outdoor unit is connected by the 6th pipeline with the 4th stop valve of described 5th air-conditioner outdoor unit, and described 4th stop valve of the 4th air-conditioner outdoor unit is connected by the 7th pipeline with the 3rd stop valve of described 5th air-conditioner outdoor unit.
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| CN201410385123.1A CN104132475B (en) | 2014-08-06 | 2014-08-06 | Air conditioning system |
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| CN104132475B true CN104132475B (en) | 2016-07-06 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3203096B2 (en) * | 1993-05-31 | 2001-08-27 | 三洋電機株式会社 | Air conditioner |
| JPH0849939A (en) * | 1994-08-04 | 1996-02-20 | Matsushita Refrig Co Ltd | Regeneration air-conditioning system |
| JP3969381B2 (en) * | 2003-11-12 | 2007-09-05 | 松下電器産業株式会社 | Multi-room air conditioner |
| KR20060062769A (en) * | 2004-12-06 | 2006-06-12 | 엘지전자 주식회사 | Multi airconditioning system and method for controlling the system |
| JP2009236397A (en) * | 2008-03-27 | 2009-10-15 | Toshiba Carrier Corp | Air conditioner |
| CN202955906U (en) * | 2012-10-23 | 2013-05-29 | 苏宇贵 | Cascade heat pump air heater and condensing unit applied to same |
-
2014
- 2014-08-06 CN CN201410385123.1A patent/CN104132475B/en active Active
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| CN104132475A (en) | 2014-11-05 |
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