CN205065981U - Air conditioning system - Google Patents

Air conditioning system Download PDF

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Publication number
CN205065981U
CN205065981U CN201520797095.4U CN201520797095U CN205065981U CN 205065981 U CN205065981 U CN 205065981U CN 201520797095 U CN201520797095 U CN 201520797095U CN 205065981 U CN205065981 U CN 205065981U
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China
Prior art keywords
heat exchanger
indoor heat
air
conditioning
refrigerant passage
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CN201520797095.4U
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Chinese (zh)
Inventor
张辉
连彩云
熊军
吴俊鸿
罗永前
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Gree Electric Appliances Inc of Zhuhai
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Gree Electric Appliances Inc of Zhuhai
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Priority to CN201520797095.4U priority Critical patent/CN205065981U/en
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Abstract

The utility model provides an air conditioning system, include: indoor heat exchanger, outdoor heat exchanger, compressor and switching -over valve, indoor heat exchanger, switching -over valve, compressor and outdoor heat exchanger connect the formation circulation in order, and indoor heat exchanger is including parallelly connected first indoor heat exchanger and the indoor heat exchanger of second that sets up, air conditioning system still includes: a cooling path connects between switching -over valve and outdoor heat exchanger, and first indoor heat exchanger setting is on a cooling path, the 2nd cooling path connects and connects in parallel between switching -over valve and outdoor heat exchanger and with a cooling path, and the indoor heat exchanger setting of second is on the 2nd cooling path, on -off system, on -off system make switching -over valve and outdoor heat exchanger optionally and a cooling path or the 2nd cooling path intercommunication. The technical scheme of the utility model the problem that the air conditioning system among the prior art is difficult to to reach the optimized operating state has been solved.

Description

Air-conditioning system
Technical field
The utility model relates to air conditioner technical field, in particular to a kind of air-conditioning system.
Background technology
At present, conventional domestic air-conditioning system parts mainly comprise compressor, four-way change-over valve, outdoor unit heat exchanger, throttling arrangement and indoor set heat exchanger.Wherein, indoor set heat exchanger is generally one piece, bears indoor refrigeration module and heating module simultaneously, due to the difference of Cooling, heating system itself, makes its optimum operation being difficult to reach system and using state.
Utility model content
Main purpose of the present utility model is to provide a kind of air-conditioning system, to solve the problem that air-conditioning system of the prior art is difficult to reach optimal operational condition.
To achieve these goals, the utility model provides a kind of air-conditioning system, comprise: indoor heat exchanger, outdoor heat exchanger, compressor and reversal valve, indoor heat exchanger, reversal valve, compressor and outdoor heat exchanger are connected to form circulation in turn, and indoor heat exchanger comprises the first indoor heat exchanger and the second indoor heat exchanger that are arranged in parallel; Air-conditioning system also comprises: the first refrigerant passage, is connected between reversal valve and outdoor heat exchanger, and the first indoor heat exchanger is arranged on the first refrigerant passage; Second refrigerant passage, to be connected between reversal valve with outdoor heat exchanger and in parallel with the first refrigerant passage, and the second indoor heat exchanger is arranged on the second refrigerant passage; On-off system, on-off system makes reversal valve and outdoor heat exchanger optionally be communicated with the first refrigerant passage or the second refrigerant passage.
Further, on-off system comprises the first on-off system and the second on-off system, and the first on-off system is arranged on the first refrigerant passage, and the second on-off system is arranged on the second refrigerant passage.
Further, the first on-off system and the second on-off system are check valve.
Further, the first on-off system is between the first indoor heat exchanger and reversal valve, or the first on-off system is between the first indoor heat exchanger and outdoor heat exchanger.
Further, the second on-off system is between the second indoor heat exchanger and reversal valve, or the second on-off system is between the second indoor heat exchanger and outdoor heat exchanger.
Further, be connected after the first refrigerant passage converges with the first end of the second refrigerant passage by the first house steward with reversal valve, the first refrigerant passage is connected with outdoor heat exchanger by the second house steward after converging with the second end of the second refrigerant passage.
Further, first on-off system and the second on-off system are triple valve, first on-off system is arranged on the meet of the first refrigerant passage, the second refrigerant passage and the first house steward, and the second on-off system is arranged on the meet of the first refrigerant passage, the second refrigerant passage and the second house steward.
Further, the second house steward is provided with expansion valve.
Further, air-conditioning system also comprises indoor set and off-premises station, and the first on-off system is positioned at indoor set or off-premises station, and the second on-off system is positioned at indoor set or off-premises station.
Further, the first indoor heat exchanger is positioned at the top of the second indoor heat exchanger.
Further, when air-conditioning system is in and heats state, make in running order or the first indoor heat exchanger of the second indoor heat exchanger and the second indoor heat exchanger simultaneously in running order, when air-conditioning system is in refrigerating state, make in running order or the first indoor heat exchanger of the first indoor heat exchanger and the second indoor heat exchanger simultaneously in running order.
Application the technical solution of the utility model, the indoor heat exchanger of air-conditioning system comprises the first indoor heat exchanger and the second indoor heat exchanger.Air-conditioning system also comprises the first refrigerant passage and the second refrigerant passage simultaneously, and wherein, the first refrigerant passage is connected between reversal valve and outdoor heat exchanger, and the first indoor heat exchanger is arranged on the first refrigerant passage.Second refrigerant passage to be connected between reversal valve with outdoor heat exchanger and in parallel with the first refrigerant passage, and the second indoor heat exchanger is arranged on the second refrigerant passage.Air-conditioning system also comprises on-off system, and on-off system makes reversal valve and outdoor heat exchanger optionally be communicated with the first refrigerant passage or the second refrigerant passage.By controlling on-off system, the first indoor heat exchanger or the second indoor heat exchanger can be made heat exchange is participated in when air-conditioning system is in and heats state, the first indoor heat exchanger or the second indoor heat exchanger can be made heat exchange is participated in when air-conditioning system is in refrigerating state, therefore said structure can make air-conditioner use different heat exchange modules when heating or freeze, and then ensures the heat exchange efficiency of air-conditioning system thus reach its optimal operational condition.Further, in the first indoor heat exchanger and the second indoor device one can be made as refrigeration module, another is as heating module, the i.e. separately independent design of refrigeration module, heating module, indoor set form is broken traditions pattern, can realize the pattern diversity of indoor set, and erection is more succinct.Therefore the technical solution of the utility model solves air-conditioning system system in prior art and is difficult to reach the problem of optimal operational condition.
Accompanying drawing explanation
The Figure of description forming a application's part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 shows the structural representation of the embodiment one according to air-conditioning system of the present utility model;
Fig. 2 shows the structure of the heating mode schematic diagram of air-conditioning system in Fig. 1;
Fig. 3 shows the structural representation of the embodiment two according to air-conditioning system of the present utility model;
Fig. 4 shows the structure of the heating mode schematic diagram of air-conditioning system in Fig. 3;
Fig. 5 shows the structural representation of the embodiment three according to air-conditioning system of the present utility model;
Fig. 6 shows the structure of the heating mode schematic diagram of air-conditioning system in Fig. 5;
Fig. 7 shows the structural representation of the embodiment four according to air-conditioning system of the present utility model;
Fig. 8 shows the structure of the heating mode schematic diagram of air-conditioning system in Fig. 7;
Fig. 9 shows the structural representation of the embodiment five according to air-conditioning system of the present utility model;
Figure 10 shows the structure of the heating mode schematic diagram of air-conditioning system in Fig. 9;
Figure 11 shows the structural representation of the embodiment six according to air-conditioning system of the present utility model; And
Figure 12 shows the structure of the heating mode schematic diagram of air-conditioning system in Figure 11;
Wherein, above-mentioned accompanying drawing comprises the following drawings mark:
10, indoor heat exchanger; 11, the first indoor heat exchanger; 12, the second indoor heat exchanger; 20, outdoor heat exchanger; 30, compressor; 40, reversal valve; 50, the first refrigerant passage; 60, the second refrigerant passage; 70, on-off system; 71, the first on-off system; 72, the second on-off system; 80, indoor set; 90, off-premises station; 100, the first house steward; 110, the second house steward; 120, expansion valve.
Detailed description of the invention
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the utility model in detail in conjunction with the embodiments.
As shown in Figure 1, the air-conditioning system of embodiment one comprises indoor heat exchanger 10, outdoor heat exchanger 20, compressor 30 and reversal valve 40.Wherein, indoor heat exchanger 10, reversal valve 40, compressor 30 and outdoor heat exchanger 20 are connected to form circulation in turn, and indoor heat exchanger 10 comprises the first indoor heat exchanger 11 and the second indoor heat exchanger 12 be arranged in parallel.Air-conditioning system also comprises the first refrigerant passage 50 and the second refrigerant passage 60, first refrigerant passage 50 is connected between reversal valve 40 and outdoor heat exchanger 20, and the first indoor heat exchanger 11 is arranged on the first refrigerant passage 50.Second refrigerant passage 60 to be connected between reversal valve 40 with outdoor heat exchanger 20 and in parallel with the first refrigerant passage 50, and the second indoor heat exchanger 12 is arranged on the second refrigerant passage 60.Air-conditioning system also comprises on-off system 70, and on-off system 70 makes reversal valve 40 and outdoor heat exchanger 20 optionally be communicated with the first refrigerant passage 50 or the second refrigerant passage 60.
The technical scheme of application the present embodiment, the indoor heat exchanger 10 of air-conditioning system comprises the first indoor heat exchanger 11 and the second indoor heat exchanger 12.Air-conditioning system also comprises the first refrigerant passage 50 and the second refrigerant passage 60 simultaneously, and wherein, the first refrigerant passage 50 is connected between reversal valve 40 and outdoor heat exchanger 20, and the first indoor heat exchanger 11 is arranged on the first refrigerant passage 50.Second refrigerant passage 60 to be connected between reversal valve 40 with outdoor heat exchanger 20 and in parallel with the first refrigerant passage 50, and the second indoor heat exchanger 12 is arranged on the second refrigerant passage 60.First refrigerant passage 50 and the second refrigerant passage 60 are provided with on-off system 70.By controlling on-off system 70, the first indoor heat exchanger 11 or the second indoor heat exchanger 12 can be made heat exchange is participated in when air-conditioning system is in and heats state, the first indoor heat exchanger 11 or the second indoor heat exchanger 12 can be made heat exchange is participated in when air-conditioning system is in refrigerating state, therefore said structure can make air-conditioner use different heat exchange modules when heating or freeze, and then improves the heat exchange efficiency of air-conditioning system thus reach best running status.Further, in the first indoor heat exchanger and the second indoor device one can be made as refrigeration module, another is as heating module, the i.e. separately independent design of refrigeration module, heating module, indoor set form is broken traditions pattern, can realize the pattern diversity of indoor set, and erection is more succinct.Therefore the technical scheme of the present embodiment solves that air-conditioning system system in prior art is difficult to reach optimal operational condition, is difficult to modularized production and installation, the problem of ornamental difference.
As shown in Figure 1, in the technical scheme of embodiment one.On-off system 70 comprises the first on-off system 71 and the second on-off system 72.Wherein, the first on-off system 71 is arranged on the first refrigerant passage 50, and the second on-off system 72 is arranged on the second refrigerant passage 60, and the first on-off system 71 and the second on-off system 72 are check valve.Particularly, when air-conditioner freezes, as shown in Figure 1, the flow direction of the refrigerant of cryogenic high pressure is identical with the circulating direction of the first on-off system 71, contrary with the circulating direction of the second on-off system 72, and then refrigerant is flowed in the first indoor heat exchanger 11 carry out heat exchange.When air conditioner heat-production, as shown in Figure 2, the flow direction of the refrigerant of high temperature temperature high pressure is identical with the circulating direction of the second on-off system 72, and the circulating direction of the first on-off system 71 is contrary, and then refrigerant is flowed in the second indoor heat exchanger 12 carry out heat exchange.
As shown in Figure 1, in the technical scheme of embodiment one, first on-off system 71 is between the first indoor heat exchanger 11 and reversal valve 40, and the second on-off system 72 is between the second indoor heat exchanger 12 and outdoor heat exchanger 20, when said structure makes one in the first indoor heat exchanger 11 and the second indoor heat exchanger 12 to work, another situation that there will not be refrigerant to pile up.The particular location of the first on-off system 71 and the second on-off system 72 can decide according to air-conditioner internal structure and circuit design.
As shown in Figure 1, in the technical scheme of embodiment one, air-conditioner also comprises indoor set 80 and off-premises station 90, and on-off system 70 is positioned at off-premises station 90.By by on-off system 70, namely in the first on-off system 71 and the second on-off system 72 machine 90 disposed in the outdoor, the physical dimension of indoor set 80 can be reduced, liquid stream and start noise.
As shown in Figure 1, in the technical scheme of embodiment one, be connected with reversal valve 40 by the first house steward 100 after first refrigerant passage 50 converges with the first end of the second refrigerant passage 60, be connected with outdoor heat exchanger 20 by the second house steward 110 after the first refrigerant passage 50 converges with the second end of the second refrigerant passage 60.Simultaneously, second house steward 110 is provided with expansion valve 120, when air-conditioner freezes, compressor 30 is by the outdoor heat exchanger 20 of reversal valve 40 inflow, and the refrigerant of HTHP being condensed into the refrigerant of cryogenic high pressure, refrigerant enters the first refrigerant passage 50 and/or the second refrigerant passage 60 after entering expansion valve 120 throttling subsequently.
In order to improve the comfortableness of user, as shown in Figure 1, in the technical scheme of embodiment one, first indoor heat exchanger 11 is positioned at the top of the second indoor heat exchanger 12, and then the air-conditioner of embodiment one can be made to adopt the mode of operation of " heating lower air-out, air-out in refrigeration ", wherein, hot blast blows out below air conditioner room unit, due to comparatively light also upwards flowing and the indoor formation thermal cycle of hot-air; Cold wind blows out above air conditioner room unit, avoids directly blowing human body, and therefore the mode of operation of above-mentioned air-conditioner can improve the comfort level of user.
After reaching design temperature, by adjustment rotation speed of fan or compressor frequency reduce air-out speed, thus blowing feeling is reduced and more energy-conservation.By the adjustment of control realization air outlet angle and the conversion of air-out direction of wind deflector, make air-conditioner indoor temperature gradient uniformity in running, comfort level is higher.
Simultaneously, air-conditioning system in embodiment one has two indoor heat exchangers, and then air conditioner room unit 80 can be made to be divided into two parts, realize refrigeration module and heating module carries out independent installation, mounting means can by following several: refrigeration module is installed on the wall, and heating module is arranged on windowsill bottom/wall bottom/ground; Refrigeration module is installed on the ceiling, and heating module is arranged on windowsill bottom/wall bottom/ground; Refrigeration module hangs on the ceiling, and heating module is arranged on windowsill bottom/wall bottom/ground etc.The concrete installation site of the first indoor heat exchanger 11 and the second indoor heat exchanger 12 can determine according to actual needs, such as, arrange according to the style of indoor decoration.
As shown in Figure 3 and Figure 4, according to the embodiment two of the air-conditioning system of the application and the difference of embodiment one with, first on-off system 71 is between the first indoor heat exchanger 11 and outdoor heat exchanger 20, and the second on-off system 72 is between the second indoor heat exchanger 12 and reversal valve 40.The control method of the air-conditioning system of embodiment two is identical with the control method of the air-conditioning system in embodiment one, does not repeat them here.
As shown in Figure 5 and Figure 6, according to the embodiment three of the air-conditioning system of the application and the difference of embodiment one with, first on-off system 71 is between the first indoor heat exchanger 11 and outdoor heat exchanger 20, and the second on-off system 72 is between the second indoor heat exchanger 12 and outdoor heat exchanger 20.The control method of the air-conditioning system of embodiment three is identical with the control method of the air-conditioning system in embodiment one, does not repeat them here.
As shown in Figure 7 and Figure 8, according to the embodiment four of the air-conditioning system of the application and the difference of embodiment one with, first on-off system 71 is between the first indoor heat exchanger 11 and reversal valve 40, and the second on-off system 72 is between the second indoor heat exchanger 12 and reversal valve 40.The control method of the air-conditioning system of embodiment four is identical with the control method of the air-conditioning system in embodiment one, does not repeat them here.
As shown in Figure 9 and Figure 10, according to the embodiment five of the air-conditioning system of the application and the difference of embodiment one with, first on-off system 71 and the second on-off system 72 are triple valve, particularly, first on-off system 71 is arranged on the meet of the first refrigerant passage 50, second refrigerant passage 60 and the first house steward 100, and the second on-off system 72 is arranged on the meet of the first refrigerant passage 50, second refrigerant passage 60 and the second house steward 110.And in the first on-off system 71 and the second on-off system 72 machine all disposed in the interior.The air-conditioning system of embodiment five, by adopting electronic three-way valve, realizes the independent controlling run of refrigeration module and heating module
The control procedure of the air-conditioning system of embodiment five is as follows:
When air-conditioner freezes, make c → b conducting of the first on-off system 71 and the second on-off system 72, c → a disconnection, and then make refrigerant enter the first indoor heat exchanger 11, and the second indoor heat exchanger 12 can not be entered, refrigerant is got back to compressor air suction mouth and is entered next circulation after the first indoor heat exchanger 11.
When air conditioner heat-production, make c → a conducting of the first on-off system 71 and the second on-off system 72, c → b disconnection, and then make refrigerant enter the second indoor heat exchanger 12, and the first indoor heat exchanger 11 can not be entered, refrigerant is got back to compressor air suction mouth and is entered next circulation after the second indoor heat exchanger 12.
As is illustrated by figs. 11 and 12, be according to the embodiment six of the air-conditioning system of the application and the difference of embodiment five, the first on-off system 71 in embodiment six and the second on-off system are all arranged in off-premises station 90, and then the size of off-premises station 90 can be reduced, eliminate liquid stream when triple valve commutates or aerodynamic noise simultaneously.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.

Claims (11)

1. an air-conditioning system, is characterized in that, comprising:
Indoor heat exchanger (10), outdoor heat exchanger (20), compressor (30) and reversal valve (40), described indoor heat exchanger (10), described reversal valve (40), described compressor (30) and described outdoor heat exchanger (20) are connected to form circulation in turn
It is characterized in that,
Described indoor heat exchanger (10) comprises the first indoor heat exchanger (11) and the second indoor heat exchanger (12) that are arranged in parallel;
Described air-conditioning system also comprises:
First refrigerant passage (50), is connected between described reversal valve (40) and described outdoor heat exchanger (20), and described first indoor heat exchanger (11) is arranged on described first refrigerant passage (50);
Second refrigerant passage (60), to be connected between described reversal valve (40) with described outdoor heat exchanger (20) and in parallel with described first refrigerant passage (50), described second indoor heat exchanger (12) is arranged on described second refrigerant passage (60);
On-off system (70), described on-off system (70) makes described reversal valve (40) and described outdoor heat exchanger (20) optionally be communicated with described first refrigerant passage (50) or described second refrigerant passage (60).
2. air-conditioning system according to claim 1, it is characterized in that, described on-off system (70) comprises the first on-off system (71) and the second on-off system (72), described first on-off system (71) is arranged on described first refrigerant passage (50), and described second on-off system (72) is arranged on described second refrigerant passage (60).
3. air-conditioning system according to claim 2, is characterized in that, described first on-off system (71) and described second on-off system (72) are check valve.
4. air-conditioning system according to claim 3, it is characterized in that, described first on-off system (71) is positioned between described first indoor heat exchanger (11) and described reversal valve (40), or described first on-off system (71) is positioned between described first indoor heat exchanger (11) and described outdoor heat exchanger (20).
5. air-conditioning system according to claim 3, it is characterized in that, described second on-off system (72) is positioned between described second indoor heat exchanger (12) and described reversal valve (40), or described second on-off system (72) is positioned between described second indoor heat exchanger (12) and described outdoor heat exchanger (20).
6. air-conditioning system according to claim 2, it is characterized in that, described first refrigerant passage (50) is connected with described reversal valve (40) by the first house steward (100) after converging with the first end of described second refrigerant passage (60), and described first refrigerant passage (50) is connected with described outdoor heat exchanger (20) by the second house steward (110) after converging with the second end of described second refrigerant passage (60).
7. air-conditioning system according to claim 6, it is characterized in that, described first on-off system (71) and described second on-off system (72) are triple valve, described first on-off system (71) is arranged on the meet of described first refrigerant passage (50), described second refrigerant passage (60) and described first house steward (100), and described second on-off system (72) is arranged on the meet of described first refrigerant passage (50), described second refrigerant passage (60) and described second house steward (110).
8. air-conditioning system according to claim 6, is characterized in that, described second house steward (110) is provided with expansion valve (120).
9. the air-conditioning system according to claim 2 or 7, it is characterized in that, described air-conditioning system also comprises indoor set (80) and off-premises station (90), described first on-off system (71) is positioned at described indoor set (80) or described off-premises station (90), and described second on-off system (72) is positioned at described indoor set (80) or described off-premises station (90).
10. air-conditioning system according to claim 1, is characterized in that, described first indoor heat exchanger (11) is positioned at the top of described second indoor heat exchanger (12).
11. air-conditioning systems according to claim 10, it is characterized in that, when described air-conditioning system is in and heats state, make in running order or the first indoor heat exchanger (11) of described second indoor heat exchanger (12) simultaneously in running order with the second indoor heat exchanger (12), when described air-conditioning system is in refrigerating state, make in running order or the first indoor heat exchanger (11) of described first indoor heat exchanger (11) simultaneously in running order with the second indoor heat exchanger (12).
CN201520797095.4U 2015-10-14 2015-10-14 Air conditioning system Active CN205065981U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520797095.4U CN205065981U (en) 2015-10-14 2015-10-14 Air conditioning system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520797095.4U CN205065981U (en) 2015-10-14 2015-10-14 Air conditioning system

Publications (1)

Publication Number Publication Date
CN205065981U true CN205065981U (en) 2016-03-02

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Application Number Title Priority Date Filing Date
CN201520797095.4U Active CN205065981U (en) 2015-10-14 2015-10-14 Air conditioning system

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105258245A (en) * 2015-10-14 2016-01-20 珠海格力电器股份有限公司 Air conditioner system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105258245A (en) * 2015-10-14 2016-01-20 珠海格力电器股份有限公司 Air conditioner system

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