CN102338514A - Rotary type compressor and gas-liquid separator thereof - Google Patents
Rotary type compressor and gas-liquid separator thereof Download PDFInfo
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- CN102338514A CN102338514A CN201010232236XA CN201010232236A CN102338514A CN 102338514 A CN102338514 A CN 102338514A CN 201010232236X A CN201010232236X A CN 201010232236XA CN 201010232236 A CN201010232236 A CN 201010232236A CN 102338514 A CN102338514 A CN 102338514A
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Abstract
The invention provides a rotary type compressor and a gas-liquid separator thereof. According to the invention, the gas-liquid separator comprises a liquid separator cylinder body, and an air suction pipe, an air exhaust pipe and a connecting pipe which are respectively and fixedly connected with the liquid separator cylinder body, wherein a first end of the connecting pipe is communicated with a cavity of a lower flange which is connected with an air exhaust side of a low-pressure compressive structure of the rotary type compressor and penetrates in the liquid separator cylinder body, and a second end of the connecting pipe penetrates out the liquid separator cylinder body and is communicated with an air suction cavity of a high-pressure compressive structure of the rotary compressor. According to the invention, the rotary type compressor comprises the low-pressure compressive structure, the high-pressure compressive structure and the compressor cylinder body, and the rotary type compressor also comprises the gas-liquid separator, wherein the gas-liquid separator is installed on the outside of the compressor cylinder body. The gas compressed by the low-pressure compressive structure can be exhausted and flows in the high-pressure compressive structure by the connecting pipe, and the gas flowing through the connecting pipe can generate heat exchange with the gas-liquid separator when passing through the connecting pipe and meanwhile the temperature of the gas can be lowered, thus the performance and reliability of the compressor can be improved.
Description
Technical field
The present invention relates to field of air conditioning, more specifically, relate to a kind of rotary compressor and gas-liquid separator thereof.
Background technology
Energy Efficiency Ratio descends obviously during common air-conditioning single-stage compressor low-temperature heating, so need just can reach the demand of system to heating capacity through the auxiliary electrical heating, power consumption will increase like this.Existing double-stage compressor refrigerant adopts CO mostly
2, and the pressure that this refrigerant produces when work is very big, very high to the compressor requirement of strength.The twin-stage that existing R22 and R410A refrigerant are used is compressed with the branch of double-machine two-stage compressibility and single machine two-stage compressor assembly; The double-machine two-stage compressibility can't be applied in more greatly on the float amount air-conditioning; And the middle cooling effect of single machine two-stage compressor is very poor, causes the efficiency grade not high.
Summary of the invention
The present invention aims to provide a kind of rotary compressor and gas-liquid separator thereof that can significantly improve the efficiency grade.
According to an aspect of the present invention; A kind of gas-liquid separator is provided; Comprise: the knockout cylindrical shell; The air intake duct, blast pipe and the tube connector that are fixedly connected with the knockout cylindrical shell respectively, the cavity of the lower flange that first end of tube connector is connected with the exhaust side of the low pressure pressure texture of rotary compressor is connected and penetrates in the knockout cylindrical shell, and its second end passes from the knockout cylindrical shell and is connected with the suction muffler of the high pressure compressed structure of rotary compressor.
Further, blast pipe is connected with the suction muffler of low pressure pressure texture.
Further, tube connector is the helical bend pipe in middle part, and blast pipe passes the spiral section of tube connector.
Further, tube connector is stated gas-liquid separator and is also comprised the knockout pressing plate, and gas-liquid separator is fixedly connected with rotary compressor through the knockout pressing plate.
Further, the centre of gas-liquid separator and knockout pressing plate is provided with rubber sheet gasket.
According to another aspect of the present invention, a kind of rotary compressor is provided, has comprised low pressure pressure texture, high pressure compressed structure and compressor cylindrical shell, rotary compressor also comprises aforesaid gas-liquid separator, and gas-liquid separator is installed on the outside of compressor cylindrical shell.
Further, compressor also comprises lower flange, and the exhaust outlet of low pressure pressure texture is connected with the cavity of lower flange, and the cavity of lower flange connects the inlet end of tube connector.
Further, rotary compressor also comprises and increases the enthalpy pipe, increases the side direction that the enthalpy pipe is arranged on lower flange, and is connected with the cavity of lower flange.
Further, the exhaust outlet of low pressure pressure texture comprises pump housing air intake duct and housing air intake duct, and the inlet end of pump housing air intake duct and housing air intake duct and tube connector is connected.
Adopt rotary compressor of the present invention and gas-liquid separator thereof; Gas-liquid separator comprises tube connector; The cavity of the lower flange that first end of tube connector is connected with the exhaust side of the low pressure pressure texture of rotary compressor is connected and penetrates in the knockout cylindrical shell, and its second end passes from the knockout cylindrical shell and is connected with the suction muffler of the high pressure compressed structure of rotary compressor.The gas of discharging from low pressure pressure texture compression back flows into the high pressure compressed structure through tube connector; Because tube connector passes gas-liquid separator; The gas temperature that refrigerant temperature in the knockout is discharged than the low pressure pressure texture is much lower; The gas that flows through tube connector during through tube connector with gas-liquid separator in refrigerant produce heat exchange temperature and reduce, thereby the efficiency grade of raising compressor.
Description of drawings
Accompanying drawing is used to provide further understanding of the present invention, constitutes the application's a part, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 is the installation diagram according to gas-liquid separator of the present invention and rotary compressor;
Fig. 2 is the enlarged drawing according to the part-structure of rotary compressor of the present invention;
Fig. 3 is the structure chart according to first embodiment of gas-liquid separator of the present invention;
Fig. 4 is the structure chart according to second embodiment of gas-liquid separator of the present invention.
The specific embodiment
Below with reference to accompanying drawing and combine embodiment, specify the present invention.
Describe first embodiment in detail below in conjunction with accompanying drawing according to gas-liquid separator of the present invention.
Like Fig. 1, Fig. 3 and shown in Figure 4; Gas-liquid separator comprises: knockout cylindrical shell 24; The air intake duct 23 that is fixedly connected with knockout cylindrical shell 24 respectively, blast pipe 22 and tube connector 21; The cavity of the lower flange 14 that first end of tube connector 21 is connected with the exhaust side of the low pressure pressure texture 12 of rotary compressor is connected and penetrates in the knockout cylindrical shell 24, and its second end passes from knockout cylindrical shell 24 and is connected with the suction muffler of the high pressure compressed structure 11 of rotary compressor.Preferably, blast pipe 22 is connected with the suction muffler of low pressure pressure texture 12.The suction muffler of low pressure pressure texture 12 link to each other with a blast pipe 22 of gas-liquid separator carry out air-breathing.
Present embodiment is the knockout that a kind of tube connector 21 that will connect high pressure compressed structure 11 and low pressure pressure texture 12 passes knockout cylindrical shell 24; The gas of discharging from low pressure pressure texture 12 compression backs is through flowing into high pressure compressed structure 11 through tube connector 21 behind the cavity of lower flange 14; Because tube connector 21 passes gas-liquid separator; The gas that flows through tube connector 21 during through tube connector 21 with the inner generation of gas-liquid separator heat exchange; Make gas temperature before getting into high pressure compressed structure 11 reduce, strengthened the middle cooling effect of compressor, thereby improved the efficiency grade of compressor.With gas-liquid separator generation heat exchange, strengthen the gas-liquid separation effect of gas-liquid separator when the gas of discharging from low pressure pressure texture 12 compression back is flowed through gas-liquid separator through tube connector 21, can effectively prevent liquid hit phenomenon.In addition, low pressure pressure texture 12 is discharged the liquid in the entrained heat gas-liquid separator of gas, can reduce the system overheat temperature, thereby saves the part electric energy.
Preferably, as shown in figures 1 and 3, tube connector 21 is the helical bend pipe in middle part, and blast pipe 22 passes the spiral section of tube connector 21.Tube connector 21 is spiral bend pipe, has increased the length and the heat exchange area of tube connector 21, has strengthened the heat exchange effect of tube connector 21.Blast pipe 22 passes from the space of the toroidal bend of tube connector 21 part, carries out heat exchange with the environment of tube connector 21 and whole gas-liquid separator.
As shown in Figure 1, gas-liquid separator also comprises knockout pressing plate 25, and gas-liquid separator is fixedly connected with rotary compressor through knockout pressing plate 25.Knockout pressing plate 25 links to each other gas-liquid separator with the housing unit of rotary compressor, firm being fixed on the rotary compressor of gas-liquid separator, when preventing compressor operating, gas-liquid separator is play up and down.In addition, the centre of gas-liquid separator and knockout pressing plate 25 is provided with rubber sheet gasket 26.Rubber sheet gasket 26 can play the effect of damping and slide-prevention.
Specify second embodiment below in conjunction with Fig. 1 and Fig. 4 according to gas-liquid separator of the present invention.
Like Fig. 1 and shown in Figure 4, different with first embodiment is that the tube connector 21 of second embodiment is a right-angle elbow pipe.Can be for the different compression machine through caliber, length and the shape of adjustment tube connector 21.The structure shown in Fig. 4 for example, wherein the shape of tube connector 21 has become right-angle elbow pipe, with the effect that reaches best raising systematic function coefficient and the effect of anti-liquid hammer.
Below in conjunction with the rotary compressor of Fig. 1 to 4 explanation according to the embodiment of the invention.
As shown in Figure 1, rotary compressor comprises low pressure pressure texture 12, high pressure compressed structure 11 and compressor cylindrical shell 13, and rotary compressor also comprises the gas-liquid separator in the foregoing description, and gas-liquid separator is installed on the outside of compressor cylindrical shell 13.Gas-liquid separator is described in detail in the above-described embodiments, is not described in detail in this.
Preferably, as shown in Figure 1, compressor also comprises lower flange 14, and the exhaust outlet of low pressure pressure texture 12 is connected with the cavity of lower flange 14, and the cavity of lower flange 14 connects the inlet end of tube connector 21.Rotary compressor also comprises and increases enthalpy pipe 15, increases the side direction that enthalpy pipe 15 is arranged on lower flange 14, and is connected with the cavity of lower flange 14.The suction muffler of low pressure pressure texture 12 link to each other with the blast pipe of gas-liquid separator 22 carry out air-breathing; Then with the cavity that is expelled to lower flange 14 after the gas compression that sucks; Increasing enthalpy pipe 15 links to each other with the cavity of lower flange 14; Carry out tonifying Qi, link to each other with the suction muffler of high pressure compressed structure 11 after the cavity of lower flange 14 passes gas-liquid separator through tube connector 21 again simultaneously.Through lower flange 14 cavitys and the setting that increases enthalpy pipe 15, improved the inspiratory capacity of high pressure compressed structure 11, thereby improved the refrigerating capacity or the heating capacity of rotary compressor.
As shown in Figure 2, the exhaust outlet of low pressure pressure texture 12 comprises pump housing air intake duct 16 and housing air intake duct 17, and pump housing air intake duct 16 is connected with the inlet end of housing air intake duct 17 with tube connector 21.Pump housing air intake duct 16 on the air entry of tube connector 21 and the lower cylinder that is positioned at low pressure pressure texture 12 and the housing air intake duct 17 on the rotary compressor are connected, and pass knockout cylindrical shell 24 and are connected with high pressure pump housing air intake duct and High Pressure Shell air intake duct on high pressure compressed structure 11 air entries.
From above description, can find out that the above embodiments of the present invention have realized following technique effect:
A kind of rotary compressor of the present invention and gas-liquid separator thereof; The gas of discharging from low pressure pressure texture compression back flows into the high pressure compressed structure tube connector; The gas that flows through tube connector produces heat exchange temperature with gas-liquid separator during through tube connector to be reduced, thus the efficiency grade of raising compressor.With gas-liquid separator generation heat exchange, strengthen the gas-liquid separation effect of gas-liquid separator when the gas of discharging from low pressure pressure texture compression back is flowed through gas-liquid separator through tube connector, can effectively prevent liquid hit phenomenon.In addition, the low pressure pressure texture is discharged the liquid in the entrained heat gas-liquid separator of gas, can reduce the system overheat temperature, thereby saves the part electric energy.
The above is merely the preferred embodiments of the present invention, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.All within spirit of the present invention and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. gas-liquid separator comprises: knockout cylindrical shell (24), and the air intake duct (23) that is fixedly connected with said knockout cylindrical shell (24) respectively, blast pipe (22) and tube connector (21) is characterized in that,
The cavity of the lower flange (14) that first end of said tube connector (21) is connected with low pressure pressure texture (12) exhaust side of rotary compressor is connected and penetrates in the said knockout cylindrical shell (24), and its second end passes from said knockout cylindrical shell (24) and is connected with the suction muffler of the high pressure compressed structure (11) of said rotary compressor.
2. gas-liquid separator according to claim 1 is characterized in that, said blast pipe (22) is connected with the suction muffler of said low pressure pressure texture (12).
3. gas-liquid separator according to claim 2 is characterized in that, said tube connector (21) is the helical bend pipe in middle part, and said blast pipe (22) passes the spiral section of said tube connector (21).
4. gas-liquid separator according to claim 2 is characterized in that, said tube connector (21) is a right-angle elbow pipe.
5. according to claim 3 or 4 described gas-liquid separators, it is characterized in that said gas-liquid separator also comprises knockout pressing plate (25), said gas-liquid separator is fixedly connected with said rotary compressor through said knockout pressing plate (25).
6. gas-liquid separator according to claim 5 is characterized in that, the centre of said gas-liquid separator and said knockout pressing plate (25) is provided with rubber sheet gasket (26).
7. rotary compressor; Comprise low pressure pressure texture (12), high pressure compressed structure (11) and compressor cylindrical shell (13); It is characterized in that; Said rotary compressor also comprises each described gas-liquid separator among the claim 1-6, and said gas-liquid separator is installed on the outside of said compressor cylindrical shell (13).
8. rotary compressor according to claim 7; It is characterized in that; Said compressor also comprises lower flange (14), and the exhaust outlet of said low pressure pressure texture (12) is connected with the cavity of said lower flange (14), and the cavity of said lower flange (14) connects the inlet end of said tube connector (21).
9. rotary compressor according to claim 8 is characterized in that, said rotary compressor also comprises and increase enthalpy pipe (15), saidly increases the side direction that enthalpy pipe (15) is arranged on said lower flange (14), and is connected with the cavity of said lower flange (14).
10. rotary compressor according to claim 9; It is characterized in that; The exhaust outlet of said low pressure pressure texture (12) comprises pump housing air intake duct (16) and housing air intake duct (17), and said pump housing air intake duct (16) and housing air intake duct (17) are connected with the inlet end of said tube connector (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010232236 CN102338514B (en) | 2010-07-15 | 2010-07-15 | Rotary type compressor and gas-liquid separator thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010232236 CN102338514B (en) | 2010-07-15 | 2010-07-15 | Rotary type compressor and gas-liquid separator thereof |
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| CN102338514A true CN102338514A (en) | 2012-02-01 |
| CN102338514B CN102338514B (en) | 2013-10-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201010232236 Active CN102338514B (en) | 2010-07-15 | 2010-07-15 | Rotary type compressor and gas-liquid separator thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103673430A (en) * | 2012-09-17 | 2014-03-26 | 珠海格力电器股份有限公司 | Mixer for air supplement, compressor and air conditioning system |
| CN105351197A (en) * | 2015-10-26 | 2016-02-24 | 无锡市圣科不锈钢气动自控阀门厂 | Rotary piston type compressor |
| CN106351844A (en) * | 2015-07-23 | 2017-01-25 | 重庆凌达压缩机有限公司 | Horizontal compressor and air inlet flange assembly thereof |
| CN115573907A (en) * | 2022-09-22 | 2023-01-06 | 郑州凌达压缩机有限公司 | Liquid impact prevention compressor |
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| CN1779262A (en) * | 2004-11-26 | 2006-05-31 | 日立家用电器公司 | Double-cylinder rotary compressor and air conditioner therewith |
| CN1793754A (en) * | 2004-12-22 | 2006-06-28 | 日立家用电器公司 | Air conditioner |
| WO2008023962A1 (en) * | 2006-08-25 | 2008-02-28 | Lg Electronics Inc. | Variable capacity type rotary compressor |
| WO2010011082A2 (en) * | 2008-07-22 | 2010-01-28 | (주)엘지전자 | Variable capacity type rotary compressor |
| CN201724484U (en) * | 2010-07-15 | 2011-01-26 | 珠海格力节能环保制冷技术研究中心有限公司 | Rotary compressor and gas-liquid separator thereof |
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2010
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Patent Citations (6)
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| CN1482364A (en) * | 2002-09-11 | 2004-03-17 | 日立家用电器公司 | Compressor |
| CN1779262A (en) * | 2004-11-26 | 2006-05-31 | 日立家用电器公司 | Double-cylinder rotary compressor and air conditioner therewith |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103673430A (en) * | 2012-09-17 | 2014-03-26 | 珠海格力电器股份有限公司 | Mixer for air supplement, compressor and air conditioning system |
| CN103673430B (en) * | 2012-09-17 | 2015-12-16 | 珠海格力电器股份有限公司 | Mixer for air supplement, compressor and air conditioning system |
| CN106351844A (en) * | 2015-07-23 | 2017-01-25 | 重庆凌达压缩机有限公司 | Horizontal compressor and air inlet flange assembly thereof |
| CN106351844B (en) * | 2015-07-23 | 2018-10-19 | 重庆凌达压缩机有限公司 | Horizontal compressor and its inlet flange assembly |
| CN105351197A (en) * | 2015-10-26 | 2016-02-24 | 无锡市圣科不锈钢气动自控阀门厂 | Rotary piston type compressor |
| CN115573907A (en) * | 2022-09-22 | 2023-01-06 | 郑州凌达压缩机有限公司 | Liquid impact prevention compressor |
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| Publication number | Publication date |
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| CN102338514B (en) | 2013-10-16 |
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