CN2767875Y - Energy-saving air conditioner with one outdoor unit and two indoor units - Google Patents
Energy-saving air conditioner with one outdoor unit and two indoor units Download PDFInfo
- Publication number
- CN2767875Y CN2767875Y CNU2004201179839U CN200420117983U CN2767875Y CN 2767875 Y CN2767875 Y CN 2767875Y CN U2004201179839 U CNU2004201179839 U CN U2004201179839U CN 200420117983 U CN200420117983 U CN 200420117983U CN 2767875 Y CN2767875 Y CN 2767875Y
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- magnetic valve
- condenser
- air conditioner
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- energy
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
- F25B2400/07—Details of compressors or related parts
- F25B2400/075—Details of compressors or related parts with parallel compressors
Abstract
The utility model relates to an energy-saving air conditioner which uses one outdoor machine to drive two indoor machines. The utility model comprises two indoor machines and an outdoor machine, wherein the two indoor machines are respectively composed of two evaporators and the outdoor machine is composed of compressors and a condenser. The utility model is characterized in that the outdoor machine is composed of two compressors and one condenser, and is provided with a liquid storage device; outlets of the evaporators of the two indoor machines are connected with an inlet of the liquid storage device through pipelines; an outlet of the liquid storage device is respectively connected with inlets of the two compressors; outlets of the two compressors are respectively connected with the condenser through one-way valves; the output of the other end of the condenser is divided into two paths which are respectively connected with inlets of the evaporators of the two indoor machines in series through series pipelines of capillary pipes and an electromagnetic valve; the series pipelines of the two capillary pipes and the electromagnetic valve are connected with a balance capillary pipe. The utility model provides the energy-saving air conditioner which uses one outdoor machine to drive two indoor machines and has the advantages of compact structure, simple control and low energy consumption.
Description
Technical field
The utility model relates to a kind of air conditioner, particularly a kind of energy-saving-air conditioner with one outdoor unit and two indoor units.
Background technology
Existing family expenses-air conditioner with one outdoor unit and two indoor units can be divided into two major types basically: a class is to be installed in the indoor set by two cover compressors, condenser, check valve, capillary, four solenoid directional control valves, aerofoil fans, and overlapping independently by two, pipeline overlaps the complete refrigeration system that heats with two indoor sets compositions two respectively.During work, according to user's needs, two cover systems can move simultaneously, also can move respectively.This type comes down to two simple combination of overlapping-dragging a separate type air conditioner, and its cost is higher, and the off-premises station volume is doted on greatly.This double-compressor one drag two air conditioner, the condenser in the off-premises station is two, and condenser can only utilize half during unit operation, and Energy Efficiency Ratio is low.Another kind of off-premises station of being made up of cover high-power, jumbo compressor and a condenser and two indoor sets are formed a complete refrigeration system that heats.Start back two indoor sets while or single operation.Though this class air conditioner has only an off-premises station, the compressor power consumption is big, and particularly during unit operation, energy loss is serious, and electric load is big.For addressing this problem, adopt variable-frequency motor, adjust motor speed automatically according to the power needs, with the saving energy consumption, but the problem of bringing is the control circuit complexity, the cost height, the consumer is difficult for accepting.How to provide a kind of and have only an off-premises station, and energy-saving-air conditioner with one outdoor unit and two indoor units that control circuit is simple, cost is low to be the insider study intensively for a long time one of difficult problem that institute's desire solves.
Summary of the invention
Technical problem to be solved in the utility model is at the above-mentioned deficiency of prior art, to provide a kind of compact conformation, control simple, that energy consumption is low energy-saving-air conditioner with one outdoor unit and two indoor units.
Provided by the utility modelly realize by following technical scheme.
A kind of energy-saving-air conditioner with one outdoor unit and two indoor units, comprising: respectively two indoor sets that constituted by two evaporimeters, by the off-premises station that compressor and condenser constituted, it is characterized in that:
This off-premises station is made of two compressors and a condenser;
Be provided with a reservoir, the outlet of the evaporimeter of described two indoor sets connects this reservoir inlet by pipeline, and the outlet of this reservoir connects the inlet of two compressors respectively, and the outlet of two compressors connects condenser by check valve respectively;
The other end output of condenser is divided into two-way connects the evaporimeter of two indoor sets respectively by the series pipe of capillary and magnetic valve inlet, is connected to the static hairlet tubule between the series pipe of this two capillary and magnetic valve.
Except that above-mentioned essential features, in specific implementation process, also can replenish following technology contents:
Described energy-saving-air conditioner with one outdoor unit and two indoor units, it is characterized in that: described indoor set is cabinet-type air conditioner or wall hanging machine.
Described energy-saving-air conditioner with one outdoor unit and two indoor units, it is characterized in that: when described indoor set is cabinet-type air conditioner, be arranged in the indoor set with the capillary of connecting of magnetic valve, the one end connects this evaporimeter, the other end then connects magnetic valve by pipeline, the output of another termination condenser of magnetic valve, described static hairlet tubule are connected in the end of going into of magnetic valve.
Described energy-saving-air conditioner with one outdoor unit and two indoor units, it is characterized in that: when described indoor set is wall hanging machine, be arranged in the off-premises station with the capillary of connecting of magnetic valve, the one end connects this condenser, the other end then connects magnetic valve, the input of another termination evaporimeter of magnetic valve, described static hairlet tubule are connected in the end of going into of magnetic valve.
Advantage of the present utility model is:
1, the big I of two compressors is selected collocation arbitrarily, big indoor set is selected big compressor, and little indoor set is selected little compressor, opens single compressor when single indoor set moves, drive two compressors when two indoor sets move, the optimum Match of compressor and indoor set reaches purpose of energy saving; It is big effectively to overcome traditional single compressor one drag two compressor power consumption when unit operation, the problem that energy loss is serious;
2, the outdoor condenser of this one drag two air-conditioner is the single system structure, refrigerant each root hair fastener pipe of condenser of can both flowing through during single duplex running, and the efficient of condenser can be fully played, and reaches purpose of energy saving.
To sum up: this one drag two all has power savings advantages than traditional single compressor and double-compressor, and the concrete data of comparing in aspects such as it is energy-conservation, economy, reliability are listed in table 1:
3, this one drag two indoor machine of air-conditioner can select cabinet-type air conditioner to add any combination of on-hook and two on-hooks according to user's room unit, size, hobby.
Table 1
| One drag two economic analysis contrast table | ||||||||||||||
| Machine Type | Obtain identical refrigerating capacity (W) | Power during duplex running (W) | Power during unit operation (W) | Operation mean power (W) (time of phantom order duplex running respectively accounts for half) | Power consumption (degree) per hour | Power consumption every day (degree) (calculating in 8 hours) by start | Annual power consumption (degree) (annual) by using calculating in 180 days | The annual electricity charge (unit) (calculating) by 0.5 yuan/degree | Total electricity charge (unit) (calculating) by 8 years service life | |||||
| The single compressor one drag two | 5000 | 1900 | 1550 | 1725 | 1.725 | 13.8 | 2484 | 1242 | 9936 | |||||
| The double-compressor one drag two | 5000 | 1950 | 1100 | 1525 | 1.525 | 12.2 | 2196 | 1098 | 8784 | |||||
| Energy-saving one drag two | 5000 | 1750 | 780 | 1265 | 1.265 | 10.12 | 1821.6 | 910.8 | 7286.4 | |||||
| One drag two energy saving (Energy Efficiency Ratio) is analyzed contrast table | ||||||||||||||
| Machine Type | Refrigerating capacity (duplex running) | Refrigeration work consumption (duplex running) | EER (duplex running) | Refrigerating capacity (unit operation) | Refrigeration work consumption (duplex running) | EER (unit operation) | ||||||||
| The single compressor one drag two | 5000 | 1900 | 2.63 | 3200 | 1550 | 2.06 | ||||||||
| The double-compressor one drag two | 5000 | 1950 | 2.56 | 2500 | 1100 | 2.27 | ||||||||
| Energy-saving one drag two | 5000 | 1750 | 2.86 | 2600 | 780 | 3.33 | ||||||||
For architectural feature of the present utility model and effect thereof are had further understanding, enumerate specific embodiment now and be described with reference to the accompanying drawings as follows:
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment one, and wherein two indoor sets are wall hanging machine.
Fig. 2 is the structural representation of the utility model embodiment two, and wherein an indoor set is a wall hanging machine, and another indoor set is a cabinet-type air conditioner.
The specific embodiment
Shown in Fig. 1,2 be of the present utility model a kind of energy-saving-air conditioner with one outdoor unit and two indoor units, comprising: two indoor sets that constituted by two evaporimeters 1,2, the off-premises station that constituted by compressor 4 and condenser 8 respectively.The utility model is for solving in existing-air conditioner with one outdoor unit and two indoor units, the simple combination of two cover one-to-one separate type air conditioners, the cost height that is caused, the off-premises station volume is doted on greatly, two condenser utilization rates are low, and, a compressor and a condenser-the existing compressor power consumption of air conditioner with one outdoor unit and two indoor units is big, the problem that energy loss is serious, off-premises station of the present utility model adopt and are made of two compressors 4,5 and a condenser 8; Be provided with a reservoir 3 in off-premises station, its effect is to store refrigerant, two differences of the required refrigerant of air-conditioning system under different working conditions, and unnecessary refrigerant just goes out to exist in the reservoir.Also being provided with filter screen in the reservoir filters the impurity in the system.The outlet of the evaporimeter 1,2 of described two indoor sets connects the inlet of this reservoir 3 by pipeline, and the outlet of this reservoir 3 connects the inlet of two compressors 4,5 respectively, and the outlet of two compressors 4,5 connects condenser 8 by check valve 6,7 respectively; The other end output of condenser 8 is divided into two-way connects the evaporimeter 1,2 of two indoor sets respectively by the series pipe of capillary 9 and magnetic valve 11 and capillary 13 and magnetic valve 12 inlet, is connected to static hairlet tubule 10 between the series pipe of this two capillary and magnetic valve.The flow that is used for the regulating system refrigerant.When unit operation, it mainly act as throttling.Described indoor set can be cabinet-type air conditioner or wall hanging machine and combination arbitrarily thereof.
When described indoor set is cabinet-type air conditioner (as shown in Figure 1), be arranged in the indoor set with the capillary of connecting 13 of magnetic valve 12, the one end connects this evaporimeter 1, the other end then connects magnetic valve 12 by pipeline, the output of another termination condenser 8 of magnetic valve 12, described static hairlet tubule 10 are connected in the end of going into of magnetic valve 11 and 12.
When described indoor set is wall hanging machine (as shown in Figure 2), be arranged in the off-premises station with the capillary of connecting 13 of magnetic valve 12, the one end connects this condenser 8, the other end then connects magnetic valve 12, the input of another termination evaporimeter 1 of magnetic valve 12, described static hairlet tubule 10 are connected in the end of going into of magnetic valve 11 and 12.
This one drag two air-conditioner adopts two compressors 4,5, the model specification of compressor can be selected according to the size of indoor set, and the exhaust outlet of compressor is connected to check valve, and exhaust enters condenser 8 through confluxing behind the check valve, each diverter branch in the condenser is communicated with, and belongs to the single system structure; The liquid of condensed HTHP is through machine evaporimeter 1,2 in capillary 9,13 and magnetic valve 11, the 12 back inlet chambers, and the low-pressure gas behind the evaporimeter 1,2 confluxes and enters reservoir 3, enters compressor again and compresses, and begins second circulation.
The course of work:
Duplex running: compressor 1 is opened simultaneously with compressor 2, check valve 6 and check valve 7 all are in conducting state under the pressure effect of refrigerant, magnetic valve 11 all is in opening (by the control of off-premises station computer plate) at this moment with magnetic valve 12, refrigerant is divided into two-way after flowing out through condenser 8 condensations, one the tunnel through capillary 9, and magnetic valve 11 enters indoor machine evaporation 2; Another road is through magnetic valve 12, and capillary 13 enters indoor machine evaporation 1, and the low-pressure gas after the evaporation heat absorption confluxes and enters reservoir 3, enters compressor 4,5 again and compresses, and begins second circulation.
Unit operation (is example with the A machine): compressor 4 is opened, compressor 5 does not start, check valve 7 is in conducting state under the pressure effect of refrigerant, 6 on check valve is in closed condition, and magnetic valve 12 is opened, magnetic valve 11 cuts out (by the control of off-premises station computer plate), refrigerant can only enter indoor machine evaporation 1 through capillary 13 after flowing out through condenser 8 condensations, and the low-pressure gas after the evaporation heat absorption confluxes and enters reservoir 3, enter compressor 4 again and compress, begin second circulation.
For solving unit oil return problem, the utility model adopts following measure: as single start 4, and then can be by programme-control, every operation 30 minutes, magnetic valve 11 was opened 3 minutes, brought the lubricating oil that is detained in the indoor machine evaporation into compressor, guaranteed the normal lubricated operation of compressor.
Claims (4)
1, a kind of energy-saving-air conditioner with one outdoor unit and two indoor units, comprising: respectively two indoor sets that constituted by two evaporimeters, by the off-premises station that compressor and condenser constituted, it is characterized in that:
This off-premises station is made of two compressors and a condenser;
Be provided with a reservoir, the outlet of the evaporimeter of described two indoor sets connects this reservoir inlet by pipeline, and the outlet of this reservoir connects the inlet of two compressors respectively, and the outlet of two compressors connects condenser by check valve respectively;
The other end output of condenser is divided into two-way connects the evaporimeter of two indoor sets respectively by the series pipe of capillary and magnetic valve inlet, is connected to the static hairlet tubule between the series pipe of this two capillary and magnetic valve.
2, according to claim 1 energy-saving-air conditioner with one outdoor unit and two indoor units, it is characterized in that: described indoor set is cabinet-type air conditioner or wall hanging machine.
3, according to claim 2 energy-saving-air conditioner with one outdoor unit and two indoor units, it is characterized in that: when described indoor set is cabinet-type air conditioner, be arranged in the indoor set with the capillary of connecting of magnetic valve, the one end connects this evaporimeter, the other end then connects magnetic valve by pipeline, the output of another termination condenser of magnetic valve, described static hairlet tubule are connected in the end of going into of magnetic valve.
4, according to claim 2 energy-saving-air conditioner with one outdoor unit and two indoor units, it is characterized in that: when described indoor set is wall hanging machine, be arranged in the off-premises station with the capillary of connecting of magnetic valve, the one end connects this condenser, the other end then connects magnetic valve, the input of another termination evaporimeter of magnetic valve, described static hairlet tubule are connected in the end of going into of magnetic valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2004201179839U CN2767875Y (en) | 2004-10-22 | 2004-10-22 | Energy-saving air conditioner with one outdoor unit and two indoor units |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2004201179839U CN2767875Y (en) | 2004-10-22 | 2004-10-22 | Energy-saving air conditioner with one outdoor unit and two indoor units |
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| Publication Number | Publication Date |
|---|---|
| CN2767875Y true CN2767875Y (en) | 2006-03-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNU2004201179839U Expired - Fee Related CN2767875Y (en) | 2004-10-22 | 2004-10-22 | Energy-saving air conditioner with one outdoor unit and two indoor units |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102374582A (en) * | 2010-08-05 | 2012-03-14 | 隋榕育 | Air-duct-type one-drivers-two air conditioner indoor machine |
| CN103925752A (en) * | 2013-01-10 | 2014-07-16 | 海瑞弗机房设备(北京)有限公司 | Refrigeration device and refrigeration method |
| CN104236170A (en) * | 2014-09-30 | 2014-12-24 | 广东志高暖通设备股份有限公司 | VRF air conditioning system, oil balancing device of VRF air conditioning system and control method of VRF air conditioning system |
| CN104534708A (en) * | 2015-01-07 | 2015-04-22 | 刘雄 | Air conditioner refrigeration device |
-
2004
- 2004-10-22 CN CNU2004201179839U patent/CN2767875Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102374582A (en) * | 2010-08-05 | 2012-03-14 | 隋榕育 | Air-duct-type one-drivers-two air conditioner indoor machine |
| CN103925752A (en) * | 2013-01-10 | 2014-07-16 | 海瑞弗机房设备(北京)有限公司 | Refrigeration device and refrigeration method |
| CN103925752B (en) * | 2013-01-10 | 2016-04-20 | 海瑞弗机房设备(北京)有限公司 | Refrigerating plant and refrigerating method |
| CN104236170A (en) * | 2014-09-30 | 2014-12-24 | 广东志高暖通设备股份有限公司 | VRF air conditioning system, oil balancing device of VRF air conditioning system and control method of VRF air conditioning system |
| CN104534708A (en) * | 2015-01-07 | 2015-04-22 | 刘雄 | Air conditioner refrigeration device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060329 Termination date: 20131022 |