CN105221421B - Compressor and air conditioner - Google Patents
Compressor and air conditioner Download PDFInfo
- Publication number
- CN105221421B CN105221421B CN201410252889.2A CN201410252889A CN105221421B CN 105221421 B CN105221421 B CN 105221421B CN 201410252889 A CN201410252889 A CN 201410252889A CN 105221421 B CN105221421 B CN 105221421B
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- cylinder
- outlet
- compressor
- air conditioner
- upper cylinder
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- 230000006835 compression Effects 0.000 claims description 10
- 238000007906 compression Methods 0.000 claims description 10
- 238000001816 cooling Methods 0.000 abstract description 3
- 239000003507 refrigerant Substances 0.000 description 14
- 238000010586 diagram Methods 0.000 description 3
- 241000233855 Orchidaceae Species 0.000 description 2
- 239000008141 laxative Substances 0.000 description 2
- 230000002475 laxative effect Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000007701 flash-distillation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Applications Or Details Of Rotary Compressors (AREA)
- Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
Abstract
The present invention provides a kind of compressor, including upper cylinder, lower cylinder and lower flange, upper cylinder, lower cylinder and lower flange are set gradually from top to bottom, median septum is set between upper cylinder and lower cylinder, lower flange is provided with intermediate cavity, intermediate cavity connects lower cylinder, enters intermediate cavity from the gas of lower cylinder discharge；The first outlet and second outlet for connecting intermediate cavity are additionally provided with lower flange, upper cylinder is provided with upper cylinder air entry, the exhaust of upper cylinder is discharged from the exhaust outlet of compressor, and lower cylinder air entry is set on lower cylinder, and the exhaust of lower cylinder is discharged from first outlet and/or second outlet.Further relate to a kind of air conditioner.The compressor and air conditioner of the present invention, coupled system realize the switching that compressor is run in twin-tub operation and twin-stage, extend compressor use range, compressor is had under worst hot case and are exported compared with High cooling power, and have relatively low heat decay in worst cold case.
Description
Technical field
The present invention relates to refrigerating field, more particularly to a kind of compressor and air conditioner.
Background technology
Either current compressor can only carry out twin-tub operation, or twin-stage operation can only be carried out, twin-tub under normal circumstances
Operating under worst hot case, there is larger cold to export, but very seriously operation is limited for heat decay under worst cold case, double
Level operation has low heat decay when running at low temperature, but cold output is relatively low relative to twin-tub operation under worst hot case.
The content of the invention
In view of the present situation of prior art, it is an object of the invention to provide a kind of compressor and air conditioner, by laxative remedy
First and second outlets are set on orchid, and coupled system realizes compressor and cut between two kinds of mode of operations of twin-stage and twin-tub
Change.To achieve the above object, technical scheme is as follows：
A kind of compressor, including upper cylinder, lower cylinder and lower flange, the upper cylinder, the lower cylinder and the laxative remedy
Orchid sets gradually from top to bottom, median septum is set between the upper cylinder and the lower cylinder, the lower flange is provided with centre
Chamber, the intermediate cavity connect the lower cylinder, enter the intermediate cavity from the gas of lower cylinder discharge；On the lower flange
The first outlet and second outlet for connecting the intermediate cavity are additionally provided with, the upper cylinder is provided with upper cylinder air entry,
The exhaust of the upper cylinder is discharged from the exhaust outlet of the compressor, lower cylinder air entry is set on the lower cylinder, under described
The exhaust of cylinder is discharged from the first outlet and/or second outlet.
A kind of air conditioner is further related to, includes the compressor of above-mentioned technical proposal, the air conditioner also changes including first
Hot device, the second heat exchanger, throttling arrangement, the first electronic valve, the second electronic valve, the first check valve, the second check valve and point
Liquid device；
The First Heat Exchanger, the throttling arrangement, second heat exchanger and the compressor are in turn connected to form system
Cold loop, the knockout are connected between the compressor and the First Heat Exchanger, the first outlet string of the knockout
Join the first check valve and be connected to the upper cylinder air entry, the second outlet of the knockout is connected to the lower cylinder air-breathing
Mouthful, second electronic valve of being connected between the upper cylinder air entry and the first outlet of the lower flange；Described second is single
It is connected on to valve between the exhaust outlet of the compressor and the second outlet of the lower flange；First electronic valve is connected on
Between the first outlet of the lower flange and the throttling arrangement.
In one of the embodiments, the throttling arrangement includes first throttle device and second throttling device, and described
One throttling arrangement and the second throttling device are arranged in series between the First Heat Exchanger and second heat exchanger.
In one of the embodiments, the air conditioner also includes flash vessel, and the flash vessel is connected on first electricity
Between sub- valve and the throttling arrangement.
In one of the embodiments, the first port of the flash vessel is connected to the first throttle device and described
The corresponding common port of two throttling arrangements, the second port of the flash vessel are connected to first electronic valve.
In one of the embodiments, the air conditioner has twin-tub mode of operation, under the twin-tub mode of operation, institute
State the first electronic valve and second electronic valve is turned off, the upper cylinder and the lower cylinder are used as one stage of compression
Cylinder.
In one of the embodiments, the air conditioner has twin-stage mode of operation, under the twin-stage mode of operation, institute
State the first electronic valve and second electronic valve is opened, the lower cylinder is made as one stage of compression cylinder, the upper cylinder
For two-stage compression cylinder.
In one of the embodiments, the throttling arrangement is capillary or electric expansion valve.
In one of the embodiments, first electronic valve and second electronic valve are magnetic valve or electronic
Valve.
The beneficial effects of the invention are as follows：
The compressor and air conditioner of the present invention, by setting first outlet and second outlet, coupled system on lower flange
Realize that compressor switches between two kinds of mode of operations of twin-stage and twin-tub.Compressor is set to carry out twin-tub operation as needed
Run with twin-stage, extend compressor use range, compressor is had under worst hot case and exported compared with High cooling power, and low temperature work
The relatively low heat decay of condition.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of compressor one of the present invention；
Fig. 2 is the circulation loop schematic diagram of the embodiment of air conditioner one of the present invention；
Fig. 3 is that refrigerant of the air conditioner under twin-tub mode of operation shown in Fig. 2 flows to schematic diagram；
Fig. 4 is that refrigerant of the air conditioner under twin-stage mode of operation shown in Fig. 2 flows to schematic diagram；
Fig. 5 is the close-up schematic view in A portions in Fig. 4.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, below in conjunction with drawings and Examples pair
The compressor and air conditioner of the present invention is further elaborated.It should be appreciated that specific embodiment described herein is only used
In explaining the present invention, it is not intended to limit the present invention.
Reference picture 1, the embodiment of compressor one of the invention, which includes housing 1, motor 3 and pump assembly, pump assembly, to be included
Upper flange 4, upper cylinder 16, upper roller 5, upper slide plate (not shown), median septum 6, lower cylinder 8, lower roller 7, lower flange 9, downslide
Piece (not shown), bent axle 2 and lower cover 11, are respectively arranged with upper cylinder air entry 15 and lower cylinder air entry 14 on housing 1,
Air entry of the upper cylinder air entry 15 as upper cylinder 16, air entry of the lower cylinder air entry 14 as lower cylinder 8.Upper cylinder
16th, lower cylinder 8 and lower flange 9 are set gradually from top to bottom, and median septum 6, lower flange 9 are set between upper cylinder 16 and lower cylinder 8
It is provided with intermediate cavity 12, intermediate cavity 12 connects lower cylinder 8, and the gas discharged from lower cylinder 8 enters intermediate cavity 12, on lower flange 9
It is additionally provided with the first outlet 13 and second outlet 10 for connecting intermediate cavity 12, the exhaust of the exhaust of upper cylinder 16 from compressor
Mouth 17 is discharged, and the exhaust of lower cylinder 8 is discharged from first outlet 13 and/or second outlet 10.
Above-mentioned compressor is applied on air conditioner, and as shown in Figures 2 to 5, air conditioner also includes First Heat Exchanger 18, second
Heat exchanger 20, throttling arrangement 19, knockout 22 (gas-liquid separator), flash vessel 23, the first electronic valve 24, the second electronic valve
25th, the first check valve 26 and the second check valve 27, First Heat Exchanger 18, throttling arrangement 19, the second heat exchanger 20 and the compression
Machine is in turn connected to form refrigerating circuit, and knockout 22 is connected between the compressor and First Heat Exchanger 18, knockout 22
First outlet the first check valve 26 of series connection is connected to upper cylinder air entry 15, and the second outlet of knockout 22 is connected to lower cylinder suction
Connected between the first outlet 13 of gas port 14, upper cylinder air entry 15 and lower flange 9 second electronic valve 25；Second check valve 27
It is connected between the exhaust outlet 17 of compressor and the second outlet 10 of lower flange 9；First electronic valve 24 is connected on lower flange 9
Between first outlet 13 and throttling arrangement 19, flash vessel 23 is connected between the first electronic valve 24 and throttling arrangement 19, flash distillation
Device 23 is connected to throttling arrangement 19 by increasing enthalpy pipe 21 so that the refrigerant after throttling arrangement throttles can enter flash vessel 23
In.Wherein, throttling arrangement 19 is capillary or electric expansion valve.First electronic valve 24 and the second electronic valve 25 are magnetic valve
Or motor-driven valve.
First check valve 26 is set between the first outlet of knockout 22 and upper cylinder air entry 15, its refrigerant flowing side
To can only be flowed from the first outlet of knockout 22 to upper cylinder air entry 15, in the second outlet 13 and exhaust outlet of lower flange 9
The second check valve 27 is provided between 17, refrigerant flow direction can only be flowed from bottom to top.
As a kind of embodiment, throttling arrangement 19 includes first throttle device 191 and second throttling device 192, the
One throttling arrangement 191 and second throttling device 192 are arranged in series between the heat exchanger 20 of First Heat Exchanger 18 and second.
The first port of flash vessel 23 is connected to first throttle device 191 and the corresponding common port of second throttling device 192,
That is the first port of flash vessel 23 is connected between first throttle device 191 and second throttling device 192, and the second of flash vessel 23
Port is connected to the first electronic valve 24.
The air conditioner of above example has twin-tub mode of operation and twin-stage mode of operation, specific as follows：
(1) twin-tub mode of operation is run
Air conditioner is under twin-tub mode of operation, and the first electronic valve 24 and the second electronic valve 25 are turned off, upper cylinder 16
One stage of compression cylinder is used as with lower cylinder 8.
As shown in figure 3, when the first electronic valve 24 and the second electronic valve 25 are turned off, refrigerant is pressed by lower cylinder 8
Constantly enter the intermediate cavity 12 of lower flange 9 after contracting, the pressure in intermediate cavity 12 is constantly raised, when the pressure in intermediate cavity 12 is big
When exhaust port pressure, the second check valve 27 is opened, and the refrigerant compressed by lower cylinder 8 will pass through the second check valve 27
Into exhaust outlet 17；For upper cylinder 16, because the first check valve 26, second solenoid valve door 25 are closed, upper cylinder
The pressure of air entry 15 is constantly reduced, and when its pressure is equal to or less than the pressure of knockout air entry, the first check valve 26 is opened
Open, upper cylinder 16 will pass through the first outlet suction cold media gas of knockout 22, and such upper and lower cylinder sucks from air entry simultaneously
Gas subsequently into exhaust outlet of compressor, so when compressor be in twin-tub running status, the direction of arrow in figure represents refrigerant
Flow direction.
(2) twin-stage mode of operation is run
Under twin-stage mode of operation, the first electronic valve 24 and the second electronic valve 25 are opened, and lower cylinder 8 is used as one-level
Compression cylinder, upper cylinder 16 are used as two-stage compression cylinder.
As shown in Figure 4 and Figure 5, when the first electronic valve 24, the second electronic valve 25 are opened, the centre of lower flange 9
The refrigerant of chamber 12 by the first outlet 13 of lower flange, the second electronic valve 25, flow into upper cylinder air entry 15, hereafter lower flange
Pressure in 9 intermediate cavity 12 is changed into middle pressure i.e. higher than air entry pressure, less than exhaust port pressure, the change of the pressure from high pressure
The first check valve 26, the second check valve 27 is caused to simultaneously close off, the refrigerant in lower cylinder 8 can only pass through lower flange after overcompression
9 first outlet 13, the second electronic valve 25, upper cylinder air entry 15 are compressed into upper cylinder 16, and upper cylinder 16
Refrigerant source can only also flow into from the path, pass through the increasing enthalpy drawn between first throttle device 191, second throttling device 192
Pipe 21 draws a part of refrigerant in the refrigerant after flash vessel 23, the first electronic valve 24 with the first outlet 13 of lower flange 9
Converge final disengaging upper cylinder 16 to be compressed, the direction of arrow in figure represents refrigerant flow direction, so when compressor be in twin-stage
Running status.
The compressor and air conditioner of above example, by setting first outlet and second outlet on lower flange, coordinate
System realizes that compressor switches between two kinds of mode of operations of twin-stage and twin-tub, extends compressor use range, makes pressure
Contracting machine has under worst hot case to be exported compared with High cooling power, and has relatively low heat decay in worst cold case.
Embodiment described above only expresses the several embodiments of the present invention, and its description is more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (9)
- A kind of 1. compressor, it is characterised in that：Including upper cylinder, lower cylinder and lower flange, the upper cylinder, the lower cylinder and the lower flange are set successively from top to bottom Put, median septum is set between the upper cylinder and the lower cylinder, the lower flange is provided with intermediate cavity, the intermediate cavity connection The lower cylinder, enter the intermediate cavity from the gas of lower cylinder discharge；It is additionally provided with the lower flange for connecting The first outlet and second outlet of the intermediate cavity, the upper cylinder are provided with upper cylinder air entry, the exhaust of the upper cylinder Discharged from the exhaust outlet of the compressor, lower cylinder air entry is set on the lower cylinder, the exhaust of the lower cylinder is from described First outlet and/or second outlet discharge.
- 2. a kind of air conditioner, including the compressor described in claim 1, it is characterised in that：Also include First Heat Exchanger, the second heat exchanger, throttling arrangement, the first electronic valve, the second electronic valve, first unidirectional Valve, the second check valve and knockout；The First Heat Exchanger, the throttling arrangement, second heat exchanger and the compressor are in turn connected to form and freezed back Road, the knockout are connected between the compressor and the First Heat Exchanger, the first outlet of knockout series connection the One check valve is connected to the upper cylinder air entry, and the second outlet of the knockout is connected to the lower cylinder air entry, institute State second electronic valve of connecting between the first outlet of upper cylinder air entry and the lower flange；The second check valve string It is associated between the exhaust outlet of the compressor and the second outlet of the lower flange；First electronic valve be connected on it is described under Between the first outlet of flange and the throttling arrangement.
- 3. air conditioner according to claim 2, it is characterised in that；The throttling arrangement includes first throttle device and second throttling device, the first throttle device and second throttling Device is arranged in series between the First Heat Exchanger and second heat exchanger.
- 4. air conditioner according to claim 3, it is characterised in that：Also include flash vessel, the flash vessel is connected between first electronic valve and the throttling arrangement.
- 5. air conditioner according to claim 4, it is characterised in that：The first port of the flash vessel is connected to the first throttle device and the corresponding common port of the second throttling device, The second port of the flash vessel is connected to first electronic valve.
- 6. according to the air conditioner described in claim any one of 2-5, it is characterised in that：The air conditioner has twin-tub mode of operation, under the twin-tub mode of operation, first electronic valve and described Two electronic valves are turned off, and the upper cylinder and the lower cylinder are used as one stage of compression cylinder.
- 7. according to the air conditioner described in claim any one of 2-5, it is characterised in that：The air conditioner has twin-stage mode of operation, under the twin-stage mode of operation, first electronic valve and described Two electronic valves are opened, and the lower cylinder is as one stage of compression cylinder, and the upper cylinder is as two-stage compression cylinder.
- 8. according to the air conditioner described in claim any one of 2-5, it is characterised in that：The throttling arrangement is capillary or electric expansion valve.
- 9. according to the air conditioner described in claim any one of 2-5, it is characterised in that：First electronic valve and second electronic valve are magnetic valve or motor-driven valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410252889.2A CN105221421B (en) | 2014-06-09 | 2014-06-09 | Compressor and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410252889.2A CN105221421B (en) | 2014-06-09 | 2014-06-09 | Compressor and air conditioner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105221421A CN105221421A (en) | 2016-01-06 |
| CN105221421B true CN105221421B (en) | 2018-02-09 |
Family
ID=54990605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410252889.2A Active CN105221421B (en) | 2014-06-09 | 2014-06-09 | Compressor and air conditioner |
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| Country | Link |
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| CN (1) | CN105221421B (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105650925B (en) * | 2016-01-14 | 2018-03-30 | 安徽美芝精密制造有限公司 | refrigeration system and its control method |
| CN105605817B (en) * | 2016-03-14 | 2018-04-20 | 珠海格力节能环保制冷技术研究中心有限公司 | A kind of refrigeration system |
| CN106052217A (en) * | 2016-07-28 | 2016-10-26 | 广东美芝制冷设备有限公司 | Refrigeration device |
| CN107120785B (en) * | 2017-04-13 | 2020-08-04 | 青岛海尔空调器有限总公司 | Air conditioner and control method |
| CN107084483B (en) * | 2017-04-13 | 2021-10-29 | 青岛海尔空调器有限总公司 | Air conditioner and control method |
| CN108692478B (en) * | 2018-05-04 | 2019-10-22 | 珠海格力电器股份有限公司 | Air conditioning system and control method thereof |
| CN108533490A (en) | 2018-06-22 | 2018-09-14 | 珠海格力电器股份有限公司 | Compressor and air conditioning system |
| CN111502993B (en) * | 2020-04-24 | 2021-04-16 | 珠海格力电器股份有限公司 | Compressor, heat exchange system and air conditioner |
| CN112229101B (en) * | 2020-10-26 | 2022-08-02 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and air conditioning system |
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| JP2005105962A (en) * | 2003-09-30 | 2005-04-21 | Sanyo Electric Co Ltd | Compressor |
| CN202431522U (en) * | 2011-12-15 | 2012-09-12 | 珠海凌达压缩机有限公司 | Two-stage dual-cylinder compressor with high refrigeration performance |
| CN203335401U (en) * | 2013-03-26 | 2013-12-11 | 珠海格力节能环保制冷技术研究中心有限公司 | Double-stage enthalpy-added rotor compressor, and air conditioner and heat-pump water heater with same |
| CN203572113U (en) * | 2013-10-31 | 2014-04-30 | 海尔集团公司 | Air conditioner and air supplementing and enthalpy adding system of air conditioner |
| CN204025049U (en) * | 2014-06-09 | 2014-12-17 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and air conditioner |
-
2014
- 2014-06-09 CN CN201410252889.2A patent/CN105221421B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005105962A (en) * | 2003-09-30 | 2005-04-21 | Sanyo Electric Co Ltd | Compressor |
| CN202431522U (en) * | 2011-12-15 | 2012-09-12 | 珠海凌达压缩机有限公司 | Two-stage dual-cylinder compressor with high refrigeration performance |
| CN203335401U (en) * | 2013-03-26 | 2013-12-11 | 珠海格力节能环保制冷技术研究中心有限公司 | Double-stage enthalpy-added rotor compressor, and air conditioner and heat-pump water heater with same |
| CN203572113U (en) * | 2013-10-31 | 2014-04-30 | 海尔集团公司 | Air conditioner and air supplementing and enthalpy adding system of air conditioner |
| CN204025049U (en) * | 2014-06-09 | 2014-12-17 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and air conditioner |
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| CN105221421A (en) | 2016-01-06 |
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Effective date of registration: 20181128 Address after: 519070 golden hill road, Qianshan, Zhuhai, Guangdong Co-patentee after: GREE GREEN REFRIGERATION TECHNOLOGY CENTER Co.,Ltd. OF ZHUHAI Patentee after: GREE ELECTRIC APPLIANCES,Inc.OF ZHUHAI Address before: 519070 Science and Technology Building No. 789 Jinji Road, Qianshan, Zhuhai City, Guangdong Province Patentee before: GREE GREEN REFRIGERATION TECHNOLOGY CENTER Co.,Ltd. OF ZHUHAI |
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