CN1734197A - Air conditioner with one outdoor unit and multiple indoor units - Google Patents
Air conditioner with one outdoor unit and multiple indoor units Download PDFInfo
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- CN1734197A CN1734197A CN 200410051058 CN200410051058A CN1734197A CN 1734197 A CN1734197 A CN 1734197A CN 200410051058 CN200410051058 CN 200410051058 CN 200410051058 A CN200410051058 A CN 200410051058A CN 1734197 A CN1734197 A CN 1734197A
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Abstract
This invention relates to a one with multiple air-conditioning device, which includes an outdoor set, two or more indoor sets, wherein the outdoor set includes the compressor, the condenser, the redirecting valve, the dry filter, the liquid storage, and the electric control device, the indoor set includes the evaporator, the throttling capillary and the electric control device, each indoor set connects with the outdoor set respectively in parallel, each indoor set has the magnetic valve, and all the magnetic valves are arranged in the control system which only conducts one magnetic valve but cuts out other magnetic valves. This invention is especially used for this family that has fewer family members, more rooms and wide house, this system runs stably, the size standard of the throttling capillary and the selection of the refrigerant perfusion are the same with the ordinary one with multiple air-conditioning, the design is easily to realize and the noise is low.
Description
The present invention relates to room air conditioner, a particularly a kind of off-premises station drags the multi-split air conditioner that carries a plurality of indoor sets.
Technical background
Existing multi-split air conditioner, two kinds of matching ways are arranged: a kind of by machine system assembles outside the multi-room in a housing, corresponding to machine system in the multi-room, each system is separate, and its advantage is mutually noninterfere between system, and Performance Match is convenient, design difficulty is less, but the off-premises station volume is big, noise height, production cost height; Another kind is the shared cover outdoor machine system of machine system in the multi-room, its advantage is that product cost is lower, the machine system quantity has multiple in the multi-room of carrying but because a cover outdoor machine system drags, promptly a cover outdoor machine system drags the 1 cover indoor set system of carrying sometimes, sometimes drag again and carry 2 covers, 3 cover or more covers, system load is wide fluctuations with the difference of indoor set start quantity, cause the properties of product instability, throttle capillary tube dimensions and refrigerant perfused amount are difficult to control, the coupling difficult design, system is difficult to reliable and stable work, simultaneously average family under normal circumstances, mainly be at the parlor air-conditioning daytime when friend is arranged, at this moment air-conditioning is seldom used in other room, and the air-conditioning in other room all is in idle state; During the night rest, bedroom operation of air conditioner, the large power air-conditioned idle state that is in parlor.Family's air-conditioning installed capacity is far longer than demand capacity, causes a large amount of wastes of air-conditioning resource.
Summary of the invention
The purpose of this invention is to provide and a kind ofly can overcome existing two kind of one shortcoming of dragging many air-conditionings scheme, system's running load is stable, the apolegamy of throttle capillary tube dimensions and refrigerant perfused amount is the same with common one-to-one air-conditioning, the coupling design realizes easily, noise is low, the multi-split air conditioner that cost is also low.
The technical scheme that realizes the object of the invention is: include a cover off-premises station, two covers or the above indoor set of two covers, off-premises station comprises compressor, condenser, reversal valve, device for drying and filtering, reservoir and electric control gear, indoor set comprises evaporimeter, throttle capillary tube and electric control gear, each indoor set is connected with off-premises station is parallel respectively, all be provided with magnetic valve on every cover indoor set, whenever all magnetic valves can only make a solenoid valve conduction if all being connected, on the control system that all the other magnetic valves disconnect.
Above-mentioned indoor set can be many cover split wall hanging machine, overlap split more lands machine or split wall hanging machine and split and lands any combination of the multiple quantity of machine.
The power that the general power of the present invention design and maximum is overlapped indoor set is the same, rather than the summation of acc power in the multi-room.
The present invention is because all indoor sets are parallel being connected on the same set of off-premises station, and control system guarantees whenever all to have only the independent and off-premises station coupling operation of a cover indoor set, and other off-premises stations all disconnect with off-premises station this moment, do not participate in the operation of this system fully.Therefore, when the present invention uses, when having only a cover indoor set start, control system will be controlled the magnetic valve energising of this cover indoor set operation, and this magnetic valve is in opening state, and the magnetic valve of all the other indoor sets all cuts off the power supply and cuts out.At this moment, be equivalent to common one-to-one air-conditioning in operation.When another set of indoor set start will move, control system is opened the magnetic valve energising of this cover indoor set immediately, allow the magnetic valve outage of other all indoor sets (indoor set that comprises original operation) close simultaneously, at this moment be equivalent to the one-to-one air-conditioning equally in operation.When having a cover indoor set will start shooting operation again, identical as preceding method process, by that analogy.Machine start puts into operation respectively behind the certain hour in multi-room, each overlaps indoor set and waits its operation order that is ranked by separately design temperature size and temperature difference size, move the corresponding time period (relying on control program to set) separately successively, but each time period guarantees to have only a cover indoor set operation, and other indoor set all is in (heating) state that do not freeze in this time period.
Compare with existing multi-split air conditioner, the invention has the beneficial effects as follows that to be particularly suitable for the kinsfolk less, the family room is more, and the wide family in house uses, system's running load is stable, the apolegamy of throttle capillary tube dimensions and refrigerant perfused amount is the same with common one-to-one air-conditioning, and the coupling design realizes that easily noise is low, cost is also low, and drag the indoor set that carries many more, cost advantage is obvious more, can avoid the waste of air-conditioning resource to a certain extent.
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present invention is described further.
As Fig. 1, shown in 2, the present invention includes a cover off-premises station, two covers or the above indoor set of two covers, the structure of off-premises station and indoor set is identical with existing air-conditioner, off-premises station comprises compressor 1, device for drying and filtering 2, reversal valve 9, condenser 3, reservoir 7 and electric control gear, wherein four of reversal valve 9 ports are respectively 91,92,93,94, indoor set comprises evaporimeter 6, throttle capillary tube 5 and electric control gear, each indoor set is connected with off-premises station is parallel respectively, all be provided with magnetic valve 4 on every cover indoor set, whenever all magnetic valves can only make a solenoid valve conduction if all being connected, on the control system that all the other magnetic valves disconnect.(three cover indoor sets draw in the drawings, the indoor set situation of other quantity is analogized) evaporimeter 6 that respectively overlaps indoor set is respectively 61,62,63, throttle capillary tube 5 is respectively 51,52,53, magnetic valve 4 is respectively 41,42,43, in concrete enforcement, indoor set can be many cover split wall hanging machine, also can be the split of many covers land machine, equally also any combination of the multiple quantity of machine is landed in split wall hanging machine and split.
Be that example elaborates to the course of work of the present invention to freeze and to heat circulation respectively below.
When needs freezed, the port 91 of solenoid directional control valve 9 was connected with port 92, and port 93 is connected with 94 ports, constituted cooling cycle system.As shown in Figure 1.When having only a cover indoor set start, control system will be controlled magnetic valve 41 energisings of this cover indoor set operation, and magnetic valve 41 is in opening state, and the magnetic valve 42,43 of all the other cover indoor sets etc. all outage cut out.At this moment, be equivalent to common one-to-one air-conditioning in operation.Compressor 1 operation enters condenser 3 condensations with high-temperature high-pressure refrigerant steam drying filter 2, solenoid directional control valve 9, become the cryogenic high pressure refrigerant liquid, after magnetic valve 41 through opening enters throttle capillary tube 51 throttlings, enter evaporimeter 61 evaporations, in evaporimeter 61, absorb heat, become low temperature and low pressure steam, get back to compressor 1, finish a kind of refrigeration cycle by reservoir 7.So rerun, reach the refrigeration purpose.
When a cover indoor set start is arranged again, control system will be controlled magnetic valve 42 energisings of this cover indoor set operation, and magnetic valve 42 is in opening state, and the magnetic valve 41,43 of all the other indoor sets etc. all cut off the power supply and cut out.At this moment, still be equivalent to common one-to-one air-conditioning in operation.Compressor 1 operation enters condenser 3 condensations with high-temperature high-pressure refrigerant steam drying filter 2, solenoid directional control valve 9, become the cryogenic high pressure refrigerant liquid, after magnetic valve 42 through opening enters throttle capillary tube 52 throttlings, enter evaporimeter 62 evaporations, in evaporimeter 62, absorb heat, become low temperature and low pressure steam, get back to compressor 1, finish a kind of refrigeration cycle by reservoir 7.So rerun, reach the refrigeration purpose.
When a cover indoor set start is arranged again, control system will be controlled magnetic valve 43 energisings of this cover indoor set operation, and this magnetic valve 43 is in opening state, and the magnetic valve 41,42 of all the other indoor sets etc. all cut off the power supply and cut out.At this moment, still be equivalent to common one-to-one air-conditioning in operation.Compressor 1 operation enters condenser 3 condensations with high-temperature high-pressure refrigerant steam drying filter 2, solenoid directional control valve 9, become the cryogenic high pressure refrigerant liquid, after magnetic valve 43 through opening enters throttle capillary tube 53 throttlings, enter evaporimeter 63 evaporations, in evaporimeter 63, absorb heat, become low temperature and low pressure steam, get back to compressor 1, finish a kind of refrigeration cycle by reservoir 7.So rerun, reach the refrigeration purpose.
When also having a cover indoor set will start shooting operation, as above-mentioned process, by that analogy.
Machine start puts into operation respectively behind the certain hour in multi-room, each overlaps indoor set and waits its operation order that is ranked by separately design temperature size and temperature difference size, move the corresponding time period (relying on control program to set) separately successively, but each time period guarantees to have only a cover indoor set operation, and other indoor set all is in not refrigerating state in this time period.
When needs heated, the port 91 of solenoid directional control valve 9 was connected with port 93, and port 92 is connected with port 94, constituted heating recycle system.As shown in Figure 2.
When having only a cover indoor set start, control system will be controlled magnetic valve 41 energisings of this cover indoor set operation, and magnetic valve 41 is in opening state, and the magnetic valve 42,43 of all the other indoor sets etc. all cut off the power supply and cut out.At this moment, be equivalent to common one-to-one air-conditioning in operation.Compressor 1 operation enters evaporimeter 61 condensations with high-temperature high-pressure refrigerant steam drying filter 2, solenoid directional control valve 9, become the cryogenic high pressure refrigerant liquid, after magnetic valve 41 through opening enters throttle capillary tube 51 throttlings, enter condenser 3 evaporations, in condenser 3, absorb heat, become low temperature and low pressure steam, get back to compressor 1, finish one and heat circulation by reservoir 7.So rerun, reach and heat purpose.
When a cover indoor set start is arranged again, control system will be controlled magnetic valve 42 energisings of this cover indoor set operation, and this magnetic valve 42 is in opening state, and the magnetic valve 41,43 of all the other indoor sets etc. all cut off the power supply and cut out.At this moment, be equivalent to common one-to-one air-conditioning in operation.Compressor 1 operation enters evaporimeter 62 condensations with high-temperature high-pressure refrigerant steam drying filter 2, solenoid directional control valve 9, become the cryogenic high pressure refrigerant liquid, after magnetic valve 42 through opening enters throttle capillary tube 52 throttlings, enter condenser 3 evaporations, in condenser 3, absorb heat, become low temperature and low pressure steam, get back to compressor 1, finish one and heat circulation by reservoir 7.So rerun, reach and heat purpose.
When a cover indoor set start is arranged again, control system will be controlled magnetic valve 43 energisings of this cover indoor set operation, and this magnetic valve 43 is in opening state, and the magnetic valve 41,42 of all the other indoor sets etc. all cut off the power supply and cut out.At this moment, be equivalent to common one-to-one air-conditioning in operation.Compressor 1 operation enters evaporimeter 63 condensations with high-temperature high-pressure refrigerant steam drying filter 2, solenoid directional control valve 9, become the cryogenic high pressure refrigerant liquid, after magnetic valve 43 through opening enters throttle capillary tube 53 throttlings, enter condenser 3 evaporations, in condenser 3, absorb heat, become low temperature and low pressure steam, get back to compressor 1, finish one and heat circulation by reservoir 7.So rerun, reach and heat purpose.
When also having a cover indoor set will start shooting operation, identical as above-mentioned process, by that analogy.
Machine start puts into operation respectively behind the certain hour in multi-room, each overlaps indoor set and waits its operation order that is ranked by separately design temperature size and temperature difference size, move the corresponding time period (relying on control program to set) separately successively, but each time period guarantees to have only a cover indoor set operation, and other indoor set all is in the state of not heating in this time period.
Description of drawings
Fig. 1 is the structural representation of kind of refrigeration cycle of the present invention;
Fig. 2 heats the structural representation of circulation for the present invention;
Assemblies such as control system have been omitted among Fig. 1 and Fig. 2.
Claims (4)
1. multi-split air conditioner, include a cover off-premises station, two covers or the above indoor set of two covers, off-premises station comprises compressor (1), condenser (3), reversal valve (9), device for drying and filtering (2), reservoir (7) and electric control gear, indoor set comprises evaporimeter (6), throttle capillary tube (5) and electric control gear, it is characterized in that each indoor set is connected with off-premises station is parallel respectively, all be provided with magnetic valve (4) on every cover indoor set, all magnetic valves (4) all are connected and whenever only make a magnetic valve (4) conducting, on the control system that all the other magnetic valves (4) disconnect.
2. multi-split air conditioner according to claim 1 is characterized in that above-mentioned indoor set can be many cover split wall hanging machine or overlap split more and land machine or split wall hanging machine and split and land any combination of the multiple quantity of machine.
3. multi-split air conditioner according to claim 1 and 2 is characterized in that its off-premises station general power all the time less than indoor set general power sum, often with maximum one the cover indoor set power identical.
4. multi-split air conditioner according to claim 1 and 2 is characterized in that same set of off-premises station can form independently refrigeration (heating) circulation respectively with each indoor set in the different periods, and each refrigeration (heating) circulates separate, mutually noninterfere.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410051058 CN1734197A (en) | 2004-08-13 | 2004-08-13 | Air conditioner with one outdoor unit and multiple indoor units |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410051058 CN1734197A (en) | 2004-08-13 | 2004-08-13 | Air conditioner with one outdoor unit and multiple indoor units |
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| CN1734197A true CN1734197A (en) | 2006-02-15 |
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| CN 200410051058 Pending CN1734197A (en) | 2004-08-13 | 2004-08-13 | Air conditioner with one outdoor unit and multiple indoor units |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102353128A (en) * | 2011-08-20 | 2012-02-15 | 江苏阿尔特空调实业有限责任公司 | Installation structure of drying and filtering device and liquid reservoir in air conditioner |
| CN103292532A (en) * | 2013-06-08 | 2013-09-11 | 深圳麦克维尔空调有限公司 | Method for solving split air conditioner heating and frost formation |
| CN110440407A (en) * | 2019-08-07 | 2019-11-12 | 珠海格力电器股份有限公司 | area control method and device |
-
2004
- 2004-08-13 CN CN 200410051058 patent/CN1734197A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102353128A (en) * | 2011-08-20 | 2012-02-15 | 江苏阿尔特空调实业有限责任公司 | Installation structure of drying and filtering device and liquid reservoir in air conditioner |
| CN102353128B (en) * | 2011-08-20 | 2014-02-05 | 江苏阿尔特空调实业有限责任公司 | Installation structure of drying and filtering device and liquid reservoir in air conditioner |
| CN103292532A (en) * | 2013-06-08 | 2013-09-11 | 深圳麦克维尔空调有限公司 | Method for solving split air conditioner heating and frost formation |
| CN110440407A (en) * | 2019-08-07 | 2019-11-12 | 珠海格力电器股份有限公司 | area control method and device |
| CN110440407B (en) * | 2019-08-07 | 2020-10-02 | 珠海格力电器股份有限公司 | Area control method and device |
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