CN203869167U - Multiple online air conditioner system - Google Patents
Multiple online air conditioner system Download PDFInfo
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- CN203869167U CN203869167U CN201420229816.7U CN201420229816U CN203869167U CN 203869167 U CN203869167 U CN 203869167U CN 201420229816 U CN201420229816 U CN 201420229816U CN 203869167 U CN203869167 U CN 203869167U
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- heat exchanger
- valve
- refrigerant
- port
- indoor heat
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- 239000003507 refrigerant Substances 0.000 claims abstract description 73
- 239000007788 liquid Substances 0.000 claims description 12
- 238000001514 detection method Methods 0.000 claims description 6
- 238000004134 energy conservation Methods 0.000 description 9
- 238000010438 heat treatment Methods 0.000 description 8
- 238000005057 refrigeration Methods 0.000 description 7
- 238000004378 air conditioning Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002826 coolant Substances 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Air Conditioning Control Device (AREA)
Abstract
The utility model provides a multiple online air conditioner system which comprises a four-way valve, a compressor, an outdoor heat exchanger, a plurality of indoor heat exchangers, a plurality of throttling devices and a plurality of valve bodies. The plurality of throttling devices are located on a pipeline between the outdoor heat exchanger and the plurality of indoor heat exchangers. The plurality of valve bodies are located on a pipeline between the four-way valve and the plurality of indoor heat exchangers. The valve bodies are arranged between the indoor heat exchangers and the four-way valve. When one indoor unit does not work, namely an indoor heat exchanger in the indoor unit does not work, a valve body or a throttling device corresponding to the indoor heat exchanger is closed, and energy loss caused by the fact that a part of refrigerants cannot conduct heat exchange effectively due to the fact that the refrigerants flow into the indoor heat exchanger which does not work. Therefore, the aim of saving energy is achieved.
Description
Technical field
The utility model relates to air-conditioning technical field, in particular to a kind of multi-gang air-conditioner device system.
Background technology
At present, multi-connected machine system comprises cross valve 1, compressor 2, outdoor heat exchanger 3, multiple indoor heat exchangers 4, multiple electric expansion valves 5, gas-liquid separator 7 and oil eliminator 8, wherein, multi-connected machine system is generally machine operation in an outer machine or many outer machine combination driving pluralities, all corresponding electric expansion valves 5 of every interior machine, thereby the cold medium flux to every interior machine is controlled, as shown in Figure 1, in the time of refrigerating operaton, refrigerant enters indoor heat exchanger 4 by electric expansion valve 5 one effluents, in the time that certain interior machine is not opened, the electric expansion valve 5 that this interior machine is corresponding will be closed, thereby cut off refrigerant and enter this indoor set, at heating operation, refrigerant enters indoor heat exchanger 4 by a side that there is no electric expansion valve 5, in the time that certain indoor set is not opened, now electric expansion valve 5 can not be closed completely, but need to retain certain aperture, to prevent that refrigerant is in this indoor set inner accumulated, if the electric expansion valve of this indoor set 5 is closed, now the indoor heat exchanger 4 of this indoor set is just as a large refrigerant holding vessel, cause a large amount of refrigerants to gather, cause the minimizing of refrigerant circulation in system, thereby affect the normal operation of system, it is exactly for the refrigerant that enters this indoor set can not being accumulated in indoor heat exchanger 4, being come back in system and circulated by certain aperture that electric expansion valve 5 retains certain aperture, this method will inevitably cause the waste of heating capacity of air conditioner, owing to still having refrigerant to flow through in the indoor set heat exchanger of not opening, the heating capacity of this part refrigerant has just been wasted, while particularly having a lot of indoor sets not open, the waste causing is just more serious, and in this case, off-premises station or outdoor unit will be amplified output, to make up the waste causing, thus inefficiency while causing multi-connected machine sub-load.
Utility model content
In order one of to solve the problems of the technologies described above at least, it is a kind of simple in structure that an object of the present utility model is to provide, and can effectively utilize the multi-gang air-conditioner device system of refrigerant.
In view of this, the utility model provides a kind of multi-gang air-conditioner device system, comprising: cross valve, and described cross valve has port D, port E, port S and port C; Compressor, the refrigerant entrance of described compressor is connected with the port S of described cross valve, and refrigerant exit is connected with the port D of described cross valve; Outdoor heat exchanger, described outdoor heat exchanger has the first refrigerant gateway and the second refrigerant gateway, and described the first refrigerant gateway is connected with the C mouth of described cross valve; Multiple indoor heat exchangers, described in each, indoor heat exchanger all has the 3rd refrigerant gateway and the 4th refrigerant gateway, described the 3rd refrigerant gateway is connected with the port E of cross valve, and described the 4th refrigerant gateway is connected with the described second refrigerant gateway of described outdoor heat exchanger; Multiple throttling arrangements, multiple described throttling arrangements lay respectively on the pipeline between described outdoor heat exchanger and multiple described indoor heat exchanger; With multiple valve bodies, multiple described valve bodies lay respectively on the pipeline between described cross valve and multiple described indoor heat exchanger.
The multi-gang air-conditioner device system that the utility model provides, between indoor heat exchanger and cross valve, valve body is set, when certain indoor set is not worked, be that indoor heat exchanger in indoor set is not worked, valve body or the throttling arrangement corresponding with this indoor heat exchanger are closed, thereby avoid refrigerant to flow in idle indoor heat exchanger, make part refrigerant can not carry out heat exchange effectively, cause the loss of energy, reduced the energy loss of the indoor set of not starting shooting, reach energy-conservation object, particularly, under heating mode, can open as required an indoor set arbitrarily, when certain indoor set is not worked, be that indoor heat exchanger in indoor set is not worked, the valve body corresponding with this indoor heat exchanger closed, thereby avoid refrigerant to flow in idle indoor heat exchanger, make part refrigerant can not carry out heat exchange effectively, cause the loss of energy, and then improve the heating efficiency that part indoor set heats, reach energy-conservation object, in like manner, under refrigeration mode, can open as required an indoor set arbitrarily, when certain indoor set is not worked, be that indoor heat exchanger in indoor set is not worked, the throttling arrangement corresponding with this indoor heat exchanger cuts out, thereby avoid refrigerant to flow in idle indoor heat exchanger, make part refrigerant can not carry out heat exchange effectively, cause the loss of energy, and then the refrigerating efficiency of raising part indoor set refrigeration, reach energy-conservation object.
In addition, the multi-gang air-conditioner device system in above-described embodiment that the utility model provides can also have following additional technical feature:
According to an embodiment of the present utility model, described throttling arrangement is electric expansion valve.
According to an embodiment of the present utility model, described valve body is magnetic valve.
According to an embodiment of the present utility model, described valve body is electric butterfly valve.
According to an embodiment of the present utility model, described multi-gang air-conditioner device system also comprises: control device, described control device is connected with described valve body and described electric expansion valve, described control device is for detection of indoor environment temperature, and according to the unlatching of valve body described in indoor environment temperature control or close, or control the opening degree of described electric expansion valve.
According to an embodiment of the present utility model, described control device comprises: temperature sensor, and described temperature sensor is for detection of indoor environment temperature; And controller, described controller is connected with described temperature sensor, described valve body and described electric expansion valve, and for controlling the unlatching of described valve body or closing, or control the opening degree of described electric expansion valve.
According to an embodiment of the present utility model, multi-gang air-conditioner device system also comprises: gas-liquid separator, described gas-liquid separator is arranged on the pipeline between the described refrigerant entrance of described compressor and the port S of described cross valve.
According to an embodiment of the present utility model, multi-gang air-conditioner device system also comprises: oil eliminator, described oil eliminator is arranged on the pipeline between the described refrigerant exit of described compressor and the port D of described cross valve.
According to an embodiment of the present utility model, described indoor heat exchanger is finned heat exchanger, and/or described outdoor heat exchanger is finned heat exchanger.
Additional aspect of the present utility model and advantage will become in description part below obviously, or recognize by practice of the present utility model.
Brief description of the drawings
Above-mentioned and/or additional aspect of the present utility model and advantage accompanying drawing below combination is understood becoming the description of embodiment obviously and easily, wherein:
Fig. 1 is the structural representation of multi-gang air-conditioner device system described in the prior art;
Fig. 2 is the structural representation of multi-gang air-conditioner device system described in the utility model.
Wherein, in Fig. 1 and Fig. 2, the corresponding relation between Reference numeral and component names is:
1 cross valve, 2 compressors, 3 outdoor heat exchangers, 4 indoor heat exchangers, 5 electric expansion valves, 6 valve bodies, 7 gas-liquid separators, 8 oil eliminators.
Detailed description of the invention
In order more clearly to understand above-mentioned purpose of the present utility model, feature and advantage, below in conjunction with the drawings and specific embodiments, the utility model is further described in detail.It should be noted that, in the situation that not conflicting, the feature in the application's embodiment and embodiment can combine mutually.
A lot of details are set forth in the following description so that fully understand the utility model; but; the utility model can also adopt other to be different from other modes described here and implement, and therefore, protection domain of the present utility model is not subject to the restriction of following public specific embodiment.
Describe according to multi-gang air-conditioner device system described in some embodiment of the utility model below with reference to Fig. 2.
As shown in Figure 2, the multi-gang air-conditioner device system that the utility model provides, comprising: cross valve 1, compressor 2, outdoor heat exchanger 3, multiple indoor heat exchanger 4, multiple throttling arrangement, multiple valve body 6, gas-liquid separator 7 and oil eliminator 8.
Cross valve 1 has port D, port E, port S and port C.
Compressor 2 has refrigerant entrance and refrigerant exit, and refrigerant entrance is connected with the port S of cross valve 1, and refrigerant exit is connected with the port D of cross valve 1.
Outdoor heat exchanger 3 has the first refrigerant gateway and the second refrigerant gateway, and the first refrigerant gateway is connected with the C mouth of cross valve 1;
Indoor heat exchanger 4 has the 3rd refrigerant gateway and the 4th refrigerant gateway, and the 3rd refrigerant gateway is connected with the port E of cross valve 1, and the 4th refrigerant gateway is connected with the second refrigerant gateway of outdoor heat exchanger 3;
Throttling arrangement is on pipeline between outdoor heat exchanger 3 and indoor heat exchanger 4, and for controlling the cold medium flux of place pipeline, preferably, throttling arrangement is electric expansion valve 5.
Valve body 6 is on the pipeline between cross valve 1 and multiple indoor heat exchanger 4, and for controlling conducting or the disconnection of place pipeline, preferably, valve body 6 is magnetic valve.
Certainly, valve body 6 can be also electric butterfly valve etc., just do not exemplify one by one at this, but all should be in protection domain of the present utility model.
Gas-liquid separator 7 is arranged on the pipeline between the refrigerant entrance of compressor 2 and the port S of cross valve 1.
The setting of gas-liquid separator 7, can not have the liquid refrigerants of gasification to separate from gaseous coolant by entering in compressor 2, thereby prevent that liquid refrigerants from entering in compressor 2, cause the situation of compressor 2 liquid hammers to occur, improve the reliability of product, and then improved the competitiveness of product in market.
Oil eliminator 8 is arranged on the pipeline between the refrigerant exit of compressor 2 and the port D of cross valve 1.
The setting of oil eliminator 8, refrigeration oil in the refrigerant of outflow compressor 2 can be separated from refrigerant, and refrigeration oil drainage is returned in compressor 2, avoid compressor 2 to lack oil condition and occur, improve the reliability of product, and then improved the competitiveness of product in market.
The multi-gang air-conditioner device system that the utility model provides, between indoor heat exchanger 4 and cross valve 1, valve body 6 is set, when certain indoor set is not worked, be that indoor heat exchanger 4 in indoor set is not worked, valve body 6 or the throttling arrangement corresponding with this indoor heat exchanger 4 are closed, thereby have avoided refrigerant to flow in idle indoor heat exchanger 4, make part refrigerant can not carry out heat exchange effectively, cause the loss of energy, and then reach energy-conservation object.
In an embodiment of the present utility model, multi-gang air-conditioner device system also comprises: control device (not shown), control device is connected with valve body and electric expansion valve 5, control device is for detection of indoor environment temperature, and according to the unlatching of indoor environment temperature application valve body 6 or close, or control the opening degree of electric expansion valve 5.
In a specific embodiment of the present utility model, control device comprises: temperature sensor and controller.
Wherein, temperature sensor is for detection of indoor environment temperature; Controller is connected with temperature sensor, valve body and electric expansion valve 5, and for the unlatching of application valve body 6 or close, or control the opening degree of electric expansion valve 5.
In this embodiment, in multi-gang air-conditioner device system running, environment temperature in temperature sensor sensing chamber, multi-online air-conditioning system is in heating mode lower time, in the time that indoor environment temperature reaches design temperature, be that environment temperature is while reaching shutdown temperature, controller control magnetic valve (magnetic valve is valve body 6) cuts out, controlling electric expansion valve 5 (electric expansion valve 5 is throttling arrangement) opens, and electric expansion valve 5 is opened to maximum, thereby avoid refrigerant to flow in idle indoor heat exchanger 4, make part refrigerant can not carry out heat exchange effectively, cause the loss of energy, and then reach energy-conservation object, multi-online air-conditioning system is in refrigeration mode lower time, in the time that indoor environment temperature reaches design temperature, be that environment temperature is while reaching shutdown temperature, controlling electric expansion valve 5 (electric expansion valve 5 is throttling arrangement) closes, thereby avoid refrigerant to flow in idle indoor heat exchanger 4, make part refrigerant can not carry out heat exchange effectively, cause the loss of energy, and then reach energy-conservation object.
In an embodiment of the present utility model, indoor heat exchanger 4 is finned heat exchanger, and/or outdoor heat exchanger 3 is finned heat exchanger.
In sum, the multi-gang air-conditioner device system that the utility model provides, between indoor heat exchanger 4 and cross valve 1, valve body 6 is set, when certain indoor set is not worked, be that indoor heat exchanger 4 in indoor set is not worked, valve body 6 or the throttling arrangement corresponding with this indoor heat exchanger 4 are closed, thereby avoid refrigerant to flow in idle indoor heat exchanger 4, make part refrigerant can not carry out heat exchange effectively, cause the loss of energy, and then reach energy-conservation object, particularly, under heating mode, can open as required an indoor set arbitrarily, when certain indoor set is not worked, be that indoor heat exchanger 4 in indoor set is not worked, the valve body 6 corresponding with this indoor heat exchanger 4 closed, thereby avoid refrigerant to flow in idle indoor heat exchanger 4, make part refrigerant can not carry out heat exchange effectively, cause the loss of energy, and then improve the heating efficiency that part indoor set heats, reach energy-conservation object, in like manner, under refrigeration mode, can open as required an indoor set arbitrarily, when certain indoor set is not worked, be that indoor heat exchanger 4 in indoor set is not worked, the throttling arrangement corresponding with this indoor heat exchanger 4 cuts out, thereby avoid refrigerant to flow in idle indoor heat exchanger 4, make part refrigerant can not carry out heat exchange effectively, cause the loss of energy, and then the refrigerating efficiency of raising part indoor set refrigeration, reach energy-conservation object.
Multi-gang air-conditioner device system in the utility model above-described embodiment operates to specific embodiment explanation with machine in an outer machine driving plurality, and multi-gang air-conditioner device system can be also machine operation in many outer machine combination driving pluralities certainly.
In the utility model, term " first ", " second ", " the 3rd ", " the 4th " only object for describing, and can not be interpreted as instruction or hint relative importance; Term " multiple " refers to two or more, unless separately there is clear and definite restriction.For the ordinary skill in the art, can understand as the case may be the concrete meaning of above-mentioned term in the utility model.
In the description of this description, the description of term " embodiment ", " some embodiment ", " specific embodiment " etc. means to be contained at least one embodiment of the present utility model or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And specific features, structure, material or the feature of description can be with suitable mode combination in any one or more embodiment or example.
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 of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (9)
1. a multi-gang air-conditioner device system, is characterized in that, comprising:
Cross valve, described cross valve has port D, port E, port S and port C;
Compressor, the refrigerant entrance of described compressor is connected with the port S of described cross valve, and refrigerant exit is connected with the port D of described cross valve;
Outdoor heat exchanger, described outdoor heat exchanger has the first refrigerant gateway and the second refrigerant gateway, and described the first refrigerant gateway is connected with the C mouth of described cross valve;
Multiple indoor heat exchangers, described in each, indoor heat exchanger all has the 3rd refrigerant gateway and the 4th refrigerant gateway, described the 3rd refrigerant gateway is connected with the port E of described cross valve, and described the 4th refrigerant gateway is connected with the described second refrigerant gateway of described outdoor heat exchanger;
Multiple throttling arrangements, multiple described throttling arrangements lay respectively on the pipeline between described outdoor heat exchanger and multiple described indoor heat exchanger; With
Multiple valve bodies, multiple described valve bodies lay respectively on the pipeline between described cross valve and multiple described indoor heat exchanger.
2. multi-gang air-conditioner device system according to claim 1, is characterized in that,
Described throttling arrangement is electric expansion valve.
3. multi-gang air-conditioner device system according to claim 1, is characterized in that,
Described valve body is magnetic valve.
4. multi-gang air-conditioner device system according to claim 1, is characterized in that,
Described valve body is electric butterfly valve.
5. multi-gang air-conditioner device system according to claim 2, is characterized in that, also comprises:
Control device, described control device is connected with described valve body and described electric expansion valve, described control device is for detection of indoor environment temperature, and according to the unlatching of valve body described in indoor environment temperature control or close, or control the opening degree of described electric expansion valve.
6. multi-gang air-conditioner device system according to claim 5, is characterized in that,
Described control device comprises:
Temperature sensor, described temperature sensor is for detection of indoor environment temperature; With
Controller, described controller is connected with described temperature sensor, described valve body and described electric expansion valve, and for controlling the unlatching of described valve body or closing, or control the opening degree of described electric expansion valve.
7. according to the multi-gang air-conditioner device system described in any one in claim 1 to 6, it is characterized in that, also comprise:
Gas-liquid separator, described gas-liquid separator is arranged on the pipeline between the described refrigerant entrance of described compressor and the port S of described cross valve.
8. multi-gang air-conditioner device system according to claim 7, is characterized in that, also comprises:
Oil eliminator, described oil eliminator is arranged on the pipeline between the described refrigerant exit of described compressor and the port D of described cross valve.
9. multi-gang air-conditioner device system according to claim 8, is characterized in that,
Described indoor heat exchanger is finned heat exchanger, and/or described outdoor heat exchanger is finned heat exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420229816.7U CN203869167U (en) | 2014-05-06 | 2014-05-06 | Multiple online air conditioner system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420229816.7U CN203869167U (en) | 2014-05-06 | 2014-05-06 | Multiple online air conditioner system |
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| CN203869167U true CN203869167U (en) | 2014-10-08 |
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| CN201420229816.7U Expired - Lifetime CN203869167U (en) | 2014-05-06 | 2014-05-06 | Multiple online air conditioner system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105423421A (en) * | 2015-12-02 | 2016-03-23 | 珠海格力电器股份有限公司 | Indoor unit of multi-split air conditioner, multi-split air conditioner and control method of multi-split air conditioner |
| CN109539407A (en) * | 2018-11-19 | 2019-03-29 | 珠海格力电器股份有限公司 | Multi-split system and control method thereof |
| CN109579349A (en) * | 2018-12-05 | 2019-04-05 | 南京天加环境科技有限公司 | A kind of multi-line system and its control method reliable for operation |
| CN109827308A (en) * | 2018-12-17 | 2019-05-31 | 珠海格力电器股份有限公司 | Multi-split system control method and device and multi-split system |
| CN112710065A (en) * | 2019-10-24 | 2021-04-27 | 广东美的制冷设备有限公司 | Control method of multi-split air conditioner, multi-split air conditioner and storage medium |
| CN114278975A (en) * | 2021-12-27 | 2022-04-05 | 青岛海信日立空调系统有限公司 | Water multi-connected system |
-
2014
- 2014-05-06 CN CN201420229816.7U patent/CN203869167U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105423421A (en) * | 2015-12-02 | 2016-03-23 | 珠海格力电器股份有限公司 | Indoor unit of multi-split air conditioner, multi-split air conditioner and control method of multi-split air conditioner |
| CN109539407A (en) * | 2018-11-19 | 2019-03-29 | 珠海格力电器股份有限公司 | Multi-split system and control method thereof |
| CN109579349A (en) * | 2018-12-05 | 2019-04-05 | 南京天加环境科技有限公司 | A kind of multi-line system and its control method reliable for operation |
| CN109827308A (en) * | 2018-12-17 | 2019-05-31 | 珠海格力电器股份有限公司 | Multi-split system control method and device and multi-split system |
| CN109827308B (en) * | 2018-12-17 | 2020-06-26 | 珠海格力电器股份有限公司 | Multi-split system control method and device and multi-split system |
| CN112710065A (en) * | 2019-10-24 | 2021-04-27 | 广东美的制冷设备有限公司 | Control method of multi-split air conditioner, multi-split air conditioner and storage medium |
| CN112710065B (en) * | 2019-10-24 | 2023-03-07 | 广东美的制冷设备有限公司 | Control method of multi-split air conditioner, multi-split air conditioner and storage medium |
| CN114278975A (en) * | 2021-12-27 | 2022-04-05 | 青岛海信日立空调系统有限公司 | Water multi-connected system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141008 |