CN103673431B - Tonifying Qi blender, compressor and air-conditioning system - Google Patents
Tonifying Qi blender, compressor and air-conditioning system Download PDFInfo
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- CN103673431B CN103673431B CN201210345334.3A CN201210345334A CN103673431B CN 103673431 B CN103673431 B CN 103673431B CN 201210345334 A CN201210345334 A CN 201210345334A CN 103673431 B CN103673431 B CN 103673431B
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Abstract
The invention provides a kind of tonifying Qi blender, compressor and air-conditioning system, this tonifying Qi blender comprises: housing, comprises the roof and diapire and the sidewall being connected roof and diapire that are oppositely arranged; Housing offers the first import, the second import and outlet, the second import is arranged on the below of the first import; Escape pipe, is located in the exit on housing, and the first end of escape pipe passes housing and stretches out and forms extension section, the section of prolonging in the second end of escape pipe extends to form to enclosure interior.Tonifying Qi blender of the present invention can improve the mixed effect being with liquid tonifying Qi and compressor low pressure (LP) cylinder to be vented, and then improves compressor efficiency, reduces delivery temperature.
Description
Technical field
The present invention relates to air-conditioning technical field, in particular to a kind of tonifying Qi blender, compressor and air-conditioning system.
Background technology
In the prior art, in field of Refrigeration and Air-conditioning, twin-stage or accurate two-stage compression tonifying Qi increase the application of enthalpy technology increasingly extensively, and this mainly has benefited from tonifying Qi increasing enthalpy technology has comparatively significant effect to raising air-conditioning system ability and efficiency.Tonifying Qi increases enthalpy by being sprayed in the compression process of compressor by the cold-producing medium of certain intermediate pressure and ratio, thus raising volume refrigerating capacity compressor and reduction compressor compare merit.Tonifying Qi increases enthalpy technology flash evaporation system and Intermediate Heat Exchanger (economizer) system two kinds of application forms, wherein in economizer system, the cold-producing medium filling into compressor can for having the gas-fluid two-phase mixture of certain mass dryness fraction, be conducive to reducing compressor exhaust temperature, if but the mass dryness fraction of the gas-fluid two-phase mixture of supplementing is too low, will reduce compressor reliability again, and therefore be necessary to arrange a tonifying Qi blender in gas supplementing opening position to guarantee that not having excessive liquid enters compressor thus impact the reliability of compressor.But the mixing efficiency of tonifying Qi blender of the prior art is not high, cause the waste of part band liquid tonifying Qi.
Summary of the invention
The present invention aims to provide a kind of tonifying Qi blender, compressor and air-conditioning system, to solve the problem of the mixing efficiency difference of existing middle tonifying Qi blender.
To achieve these goals, according to an aspect of the present invention, provide a kind of tonifying Qi blender, comprising: housing, comprise the roof and diapire and the sidewall being connected roof and diapire that are oppositely arranged; Housing offers the first import, the second import and outlet, the second import is arranged on the below of the first import; Escape pipe, is located in the exit on housing, and the first end of escape pipe passes housing and stretches out and forms extension section, the section of prolonging in the second end of escape pipe extends to form to enclosure interior.
Further, the second import axes normal and depart from the axis of housing.
Further, on the sidewall that the first import is arranged on housing or diapire, on the sidewall that the second import is arranged on housing or diapire, the first import and the second import projection in the cross section of tonifying Qi blender is centrosymmetric setting.
Further, the second import is arranged between the first import and outlet.
Further, the first import and the second import are all positioned at the Lower Half of housing.
Further, the first import is arranged on roof, and outlet is arranged on diapire, and the first import and outlet are oppositely arranged, and the second import is arranged on sidewall.
Further, blender also comprises dividing plate, and dividing plate is arranged between the second end of escape pipe and the first import, and dividing plate offers air-vent.
Further, dividing plate comprises clapboard body and projection, and air-vent is opened in clapboard body, and projection is arranged on the position of corresponding first import on the upside of clapboard body.
Further, the pocket of the second end corresponding to escape pipe is formed on the downside of dividing plate.
Further, air-vent is multiple circular hole, and multiple circular hole is arranged in clapboard body equably.
Further, acute angle is formed between clapboard body and sidewall.
Further, air-vent is curved, the inside edge indentation of arc air-vent.
Further, multiple arc air-vent is distributed in circumferentially different, and in adjacent two circumference, arc air-vent corresponds to the interval location of arc air-vent in outer circumference in the position of inside circumference.
According to a further aspect in the invention, provide a kind of compressor, comprise compressor body, comprising: shell body, shell body is provided with air admission hole and steam vent; Low pressure (LP) cylinder, is arranged in shell body, and low pressure (LP) cylinder has the second air inlet and exhaust outlet; High pressure cylinder, is arranged in shell body, and high pressure cylinder has air inlet and gas outlet; Gas-liquid separator, is communicated with the air inlet of compressor; Tonifying Qi blender, tonifying Qi blender is the tonifying Qi blender of above-mentioned any one, and the second import of tonifying Qi blender is communicated with the exhaust outlet of low pressure (LP) cylinder, and the outlet of tonifying Qi blender is communicated with the air inlet of high pressure cylinder.
Further, gas-liquid separator has triple feed inlet, gas-liquid separator is connected with compressor body, and the projection join line angulation α of axis in top plan view of the axis of compressor body, the axis of tonifying Qi blender and gas-liquid separator, the scope of angle [alpha] is between 30 ° to 150 °.
According to a further aspect in the invention, provide a kind of air-conditioning system, comprising: evaporimeter, there is evaporator and evaporator outlet; Compressor, compressor is above-mentioned compressor, the triple feed inlet of the gas-liquid separator of compressor and the outlet of evaporimeter; Condenser, has condensator outlet and condenser inlet, and condenser inlet is communicated with the steam vent of compressor; Economizer, economizer first import comprising connection exports with economizer first and economizer second import that is communicated with and economizer second export, wherein, economizer first import is all connected with condensator outlet with economizer second import, economizer first is exported and is communicated with evaporator by first throttle mechanism, and economizer second exports the first inlet communication with the tonifying Qi blender of compressor.
Further, second throttle body is provided with between condensator outlet and economizer second import.
In the inventive solutions, compressor air-discharging enters tonifying Qi blender by second, and the tonifying Qi of band liquid enters tonifying Qi blender by the first import and mixes with compressor air-discharging, and formation mix refrigerant enters in compressor and compresses.The axes normal of the second import of the present invention also departs from the axis of described housing, second import of such setting, after compressor air-discharging enters tonifying Qi blender by the second import, fully contact with the band liquid tonifying Qi of from top to bottom moving and mix, improving the mixed effect between compressor air-discharging and the tonifying Qi of band liquid.
Accompanying drawing explanation
The Figure of description forming a application's part is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 shows the structural representation of the embodiment one according to tonifying Qi blender of the present invention;
Fig. 2 show the tonifying Qi blender of Fig. 1 A ?A to cross-sectional schematic;
Fig. 3 shows the structural representation of the embodiment two according to tonifying Qi blender of the present invention;
Fig. 4 shows the schematic top plan view of the dividing plate of the tonifying Qi blender of Fig. 3;
Fig. 5 shows the schematic shapes of the air-vent of the tonifying Qi blender of Fig. 3;
Fig. 6 show the tonifying Qi blender of Fig. 3 B ?B to cross-sectional schematic;
Fig. 7 shows the structural representation of the embodiment three according to tonifying Qi blender of the present invention;
Fig. 8 show the tonifying Qi blender of Fig. 7 C ?C to cross-sectional schematic;
Fig. 9 show the tonifying Qi blender of Fig. 7 D ?D to cross-sectional schematic;
Figure 10 shows the cross-sectional schematic of the embodiment according to compressor of the present invention;
Figure 11 shows the schematic top plan view of the compressor of Fig. 7; And
Figure 12 shows the connection diagram of the embodiment according to air-conditioning system of the present invention.
Detailed description of the invention
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.
Fig. 1 to Fig. 2 shows the schematic diagram of embodiments of the invention one, as can be seen from the figure, the tonifying Qi blender 200 of embodiment one comprises housing and escape pipe 20, wherein, the sidewall 13 that housing comprises roof 11 and diapire 12 and is connected between roof 11 and diapire 12, housing offers the first import 14 and the second import 15, diapire 12 offers outlet 16.The axis of the first import 14 and the axis of the second import 15 can perpendicular to the axis of housing and the axis of the axis of the first import 14 and the second import 15 all departs from the axis with housing.First import 14 and the second import 15 of such setting, the band liquid tonifying Qi that entered by the first import 14 and the compressor low pressure (LP) cylinder exhaust that entered by the second import 15 can be made upwards to do and stream move (as denoted by the arrows in fig. 2) entering the inwall all along housing after in housing, the tonifying Qi of band liquid and low pressure (LP) cylinder are vented in housing, carry out spiral, in spiralling process, be vented contact gradually with liquid tonifying Qi with low pressure (LP) cylinder and mix, in mixed process, be vented with the liquid part in liquid tonifying Qi and low pressure (LP) cylinder and carry out heat exchange, liquid part heat absorption evaporation forms saturated gas, the temperature of self is reduced after the heat release of low pressure (LP) cylinder discharge portion.Escape pipe 20 in embodiment one is located in outlet 16 place on housing, the first end of escape pipe 20 passes housing and outwards extension forms extension section, the section of prolonging in second end of escape pipe 20 extends to form to enclosure interior, low pressure (LP) cylinder after the saturated gas that evaporation is formed, cooling is vented and is with the gas fraction in liquid tonifying Qi collect at the second end of escape pipe 20 and discharge housing by escape pipe 20, completes the tonifying Qi of band liquid and is vented mixing in tonifying Qi blender 200 with compressor low pressure (LP) cylinder.When being with in liquid tonifying Qi with excessive liquid, in the tonifying Qi of band liquid, unnecessary liquid can be attached to the sidewall 13 of housing or diapire 12 forms drop, and finally collects in the bottom at housing, realizes gas-liquid separation.
Preferably, be provided with spill port 21 on prolonging in escape pipe 20, this spill port 21 is near outlet 16, and a small amount of liquid refrigerant collecting in housing bottom enters high pressure cylinder by spill port 21, makes to form Wet Compression in high pressure cylinder, improves the compression efficiency of compressor.
In a kind of preferred embodiment, first import 14 and the second import 15 are arranged on the bottom of sidewall 13, and in the projection of the cross section of tonifying Qi blender 200, the projection of the projection of the first import 14 and the second import 15 is set to centrosymmetric form, second import 15 is arranged between the first import 14 and outlet 16, this set, is conducive to the abundant mixing of exhaust in housing of being with liquid tonifying Qi and compressor.It should be noted that the second import 15 should higher than the height of spill port 21 to diapire 12 to the height of diapire 12, in case the liquid collecting in housing bottom flows out from the second import 15 adverse current.
Fig. 3 to Fig. 6 shows the schematic diagram of embodiments of the invention two, and as can be seen from the figure, different of embodiment two and embodiment one are, the setting position of the first import 14 is different, in embodiment two, the first import 14 is arranged on the roof 11 of housing, is oppositely arranged with outlet 16; Be provided with dividing plate 30 between first import 14 and the second end of escape pipe 20, dividing plate 30 is provided with the air-vent 32 of multiple arc, the inside edge indentation of air-vent 32.The tonifying Qi of embodiment two with blender 200 when operation, the band liquid tonifying Qi entered by the first import 14 is when through dividing plate 30, gas fraction with liquid tonifying Qi directly enters into below dividing plate 30 by air-vent 32, directly cannot pass from air-vent 32 with the liquid part in liquid tonifying Qi, with the liquid part in liquid tonifying Qi when by air-vent 32, need the cutting of the sawtooth inside passage, make liquid form multiple tiny liquid bundle flowed downward at the inside edge place of air-vent 32.Second import 15 is arranged on the below of dividing plate 30, near outlet 16, the axes normal of the second import 15 is in the axis runout of axis second import 15 of housing and the axis of housing, the low pressure (LP) cylinder exhaust of the compressor entered by the second import 15 forms spiralling low speed flow in enclosure interior, the low speed flow that low pressure (LP) cylinder exhaust is formed forms adverse current mixed effect with each liquid interfascicular in uphill process, in the process of adverse current mixing, liquid bundle and overheated low pressure (LP) cylinder are vented and fully contact concurrent heat-dissipating and exchange, liquid bundle heat absorption evaporation forms saturated gas, low pressure (LP) cylinder exhaust exothermic temperature reduces.Gas fraction in the tonifying Qi of resulting belt liquid, evaporate by the liquid in band liquid tonifying Qi the saturated gas that formed and by the low pressure (LP) cylinder of compressor be vented cool after the gas that formed from the second end discharge tonifying Qi blender 200 of escape pipe 20, complete and be with liquid tonifying Qi and compressor low pressure (LP) cylinder to be vented the mixing in tonifying Qi blender 200.
Liquid bundle is better formed for making the liquid part in the tonifying Qi of band liquid, can multiple arc air-vent be distributed in circumferentially different respectively, can be evenly arranged in housing for making liquid bundle, in adjacent two circumference, the setting of the air-vent 32 in inside circumference is corresponding to the interval between the adjacent air-vent 32 in outer circumference.
Fig. 7 to Fig. 9 shows the schematic diagram of enforcement three of the present invention, as can be seen from the figure, from the difference of embodiment two, embodiment three is only that the generation type of air-vent 32 is different, air-vent 32 in embodiment three is evenly arranged on dividing plate 30 by multiple circular hole and is formed, when being with the liquid part in liquid tonifying Qi by circular hole, liquid bundle can be formed and drip bottom to tonifying Qi blender 200, and in the process of drippage with the compressor from the second import 15
Heat exchange is carried out in low pressure (LP) cylinder exhaust, and liquid beam evaporation forms saturated gas, and low pressure (LP) cylinder exhaust heat release makes self temperature drop to occur.Gas fraction in the tonifying Qi of resulting belt liquid, evaporate by the liquid in band liquid tonifying Qi the saturated gas-liquid that formed and by low pressure (LP) cylinder be vented cool after the gas that formed from the second end discharge tonifying Qi blender 200 of escape pipe 20, complete the mixing of exhaust in tonifying Qi blender 200 of being with liquid tonifying Qi and compressor.
As shown in Figure 10 to 11, present invention also offers a kind of compressor, according to the embodiment of compressor of the present invention, compressor comprises states compressor body 100 and above-mentioned tonifying Qi blender 200, wherein, be provided with low pressure (LP) cylinder 120 and high pressure cylinder 130 in compressor body 100, the exhaust outlet of low pressure (LP) cylinder 120 is communicated with the second import 15 of tonifying Qi blender 200, and the air inlet of high pressure cylinder 130 is communicated with the outlet 16 of tonifying Qi blender 200.Air inlet in the compressor high pressure cylinder 130 of the present embodiment is the saturated gas of the fully rear formation of mixing in tonifying Qi blender 200, improves the efficiency of compressor, reduces delivery temperature.The compressor of the present embodiment also comprises gas-liquid separator 300, gas-liquid separator 300 with state compressor body 100 and be connected, and gas-liquid separator 300 is provided with triple feed inlet.Preferably, in the top plan view of compressor, described in the projection of the projection of the projection of the straight line at the projection of the axis of compressor body 100 and the axis place of gas-liquid separator 300 and the axis of compressor body 100 and the axis of tonifying Qi blender 200 straight line between form α angle, α angular dimension is minimum with compressor overall volume is best, preferably, the span of α angle is between 30 ° to 150 °.
Present invention also offers a kind of air-conditioning system, as shown in figure 12, according to the embodiment of air-conditioning system of the present invention, this air-conditioning system comprises: evaporimeter 1, compressor 2, condenser 3 and economizer 4.Wherein, compressor 2 is above-mentioned compressor 2.Evaporimeter 1 and condenser 3 all have import and outlet, economizer 4 has two groups of paths, wherein, economizer first import and economizer first go out interruption-forming economizer 4 first path, economizer second import and economizer second go out interruption-forming economizer 4 alternate path, in the air-conditioning system of the present embodiment, the outlet of evaporimeter 1 is communicated with the triple feed inlet of the gas-liquid separator 300 of compressor 2, be arranged on the inlet communication stating compressor air-discharging hole on compressor body 100 111 and condenser 3, the outlet of condenser 3 is communicated with economizer second import respectively with economizer first import of economizer 4, and economizer first exports the inlet communication by first throttle mechanism 5a and evaporimeter 1, economizer second outlet is communicated with the first import 14 of the tonifying Qi blender 200 of compressor 2, whole air-conditioning system is made to form loop.In the present embodiment, second throttle body 5b is provided with between condensator outlet and economizer second import.
In the air-conditioning system of the present embodiment, low temperature low pressure gas cold-producing medium in evaporimeter 1 enters gas-liquid separator 300 from the outlet of evaporimeter 1, cold-producing medium is after gas-liquid separation, gas fraction enters low pressure (LP) cylinder 120 to carry out compressing the low pressure (LP) cylinder becoming medium temperature and medium pressure and crosses thermal exhaust, cross thermal exhaust to enter in tonifying Qi blender 200 and mix with the band liquid tonifying Qi from the first import 14, mixed saturated gas cold-producing medium enters high pressure cylinder 130 and carries out compressing the refrigerant gas of formation HTHP and discharge compressor 2 from the steam vent 111 be arranged on above shell body 110, complete the compression of refrigerant in compressor 2, the high-temperature high-pressure refrigerant gas that compressor 2 is discharged enters condenser 3, the liquid refrigerant of HTHP is formed through condensation, the liquid refrigerant of HTHP is out divided into two parts afterwards from condenser 3, a part forms the gas-liquid two-phase cold-producing medium of medium temperature and medium pressure after the throttling of second throttle body 5b, heat exchange in economizer 4 alternate path, it is still the medium temperature and medium pressure cold-producing medium of gas-liquid two-phase after heat exchange, and enter in tonifying Qi blender 200 from the first import 14 and mix.Form the liquid refrigerant of low-temp low-pressure after the throttling by the mistake cold-peace first throttle mechanism 5a of economizer 4 first path of the liquid refrigerating of another part condenser 3 HTHP out, and enter in evaporimeter 1 and complete the circulation of cold-producing medium in air-conditioning system.
For preventing the refrigerant liquid in housing too much, tonifying Qi blender 200 is provided with the first temperature-sensitive bag at the first import 14 place, outlet 16 place is provided with the second temperature-sensitive bag, and second throttle body 5b is in normally off, when after system boot stable operation, increase the aperture of second throttle body 5b gradually, in the process, the refrigerant amount that first import 14 enters housing increases gradually, the cold-producing medium that outlet 16 is discharged is saturated by the overheated gaseous state that gradually becomes of gaseous state, the temperature of the second temperature-sensitive bag reduces gradually, the temperature difference between first temperature-sensitive bag and the second temperature-sensitive bag is reduced gradually, when the temperature difference be just 0 DEG C or other desired value time, stop the aperture increasing second throttle body 5b, and keep aperture constant, now, the cold-producing medium that first import 14 enters and the cold-producing medium that the second import 15 enters just become saturated gas upon mixing, surplus liquid cold-producing medium is not had to stay in housing.In system operation, if there is fluctuation, when making the temperature of the second temperature-sensitive bag higher than the first temperature-sensitive bag certain value, increase the aperture of second throttle body 5b, the temperature difference between the second temperature-sensitive bag and the first temperature-sensitive bag is made to be 0 DEG C or suitable difference, to ensure that the cold-producing medium of discharging from outlet 16 is for saturated gas.When system fluctuation makes the first import 14 enter too much cold-producing medium, too much iiquid residence, in tonifying Qi blender 200, waits to be evaporated.During shutdown, system receives stopping signal, first closes second throttle body 5b, the tonifying Qi liquid in tonifying Qi blender 200 is volatilized voluntarily, and shuts down after time delay certain hour.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (17)
1. a tonifying Qi blender, is characterized in that, comprising:
Housing, comprises the roof (11) and diapire (12) and the sidewall (13) being connected described roof (11) and diapire (12) that are oppositely arranged; Described housing offers the first import (14), the second import (15) and outlet (16), described second import (15) is arranged on the below of described first import (14);
Escape pipe (20), wear described outlet (16) place on the housing, the first end of described escape pipe (20) passes described housing and stretches out and forms extension section, the section of prolonging in the second end of described escape pipe (20) extends to form to described enclosure interior.
2. tonifying Qi blender according to claim 1, is characterized in that the axes normal of described second import (15) and departs from the axis of described housing.
3. tonifying Qi blender according to claim 1, it is characterized in that, on the sidewall (13) that described first import (14) is arranged on described housing or diapire (12), on the sidewall (13) that described second import (15) is arranged on described housing or diapire (12), described first import (14) and described second import (15) projection in the cross section of described tonifying Qi blender is centrosymmetric setting.
4. tonifying Qi blender according to claim 3, is characterized in that, described second import (15) is arranged between described first import (14) and outlet (16).
5. tonifying Qi blender according to claim 4, is characterized in that, described first import (14) and described second import (15) are all positioned at the Lower Half of described housing.
6. tonifying Qi blender according to claim 1, it is characterized in that, described first import (14) is arranged on described roof (11), described outlet (16) is arranged on described diapire (12), described first import (14) and described outlet (16) are oppositely arranged, and described second import (15) is arranged on described sidewall (13).
7. tonifying Qi blender according to claim 6, it is characterized in that, described blender also comprises dividing plate (30), described dividing plate (30) is arranged between the second end of described escape pipe (20) and described first import (14), described dividing plate (30) offers air-vent (32).
8. tonifying Qi blender according to claim 7, it is characterized in that, described dividing plate (30) comprises clapboard body (31) and protruding (33), described air-vent (32) is opened in described clapboard body (31), and described projection (33) is arranged on the position of corresponding described first import (14) in described clapboard body (31) upside.
9. tonifying Qi blender according to claim 8, is characterized in that, described dividing plate (30) downside forms the pocket of the second end corresponding to described escape pipe (20).
10. tonifying Qi blender according to claim 9, is characterized in that, described air-vent (32) is multiple circular hole, and described multiple circular hole is arranged in described clapboard body (31) equably.
11. tonifying Qi blenders according to claim 8, is characterized in that, form acute angle between described clapboard body (31) and described sidewall (13).
12. tonifying Qi blenders according to claim 11, is characterized in that, described air-vent (32) is curved, the inside edge indentation of arc air-vent.
13. tonifying Qi blenders according to claim 12, it is characterized in that, multiple described arc air-vent is distributed in circumferentially different, and in adjacent two described circumference, described arc air-vent corresponds to the interval location of described arc air-vent in outer circumference in the position of inside circumference.
14. 1 kinds of compressors, is characterized in that, comprise
Compressor body (100), comprising:
Shell body (110), described shell body (110) is provided with air admission hole and steam vent (111);
Low pressure (LP) cylinder (120), be arranged in shell body (110), described low pressure (LP) cylinder (120) has the second air inlet and exhaust outlet;
High pressure cylinder (130), be arranged in shell body (110), described high pressure cylinder (130) has air inlet and gas outlet;
Gas-liquid separator (300), is communicated with the air inlet of described compressor;
Tonifying Qi is with blender (200), the tonifying Qi blender (200) of described tonifying Qi blender (200) according to any one of claim 1 to 13, second import (15) of described tonifying Qi blender (200) is communicated with the exhaust outlet of described low pressure (LP) cylinder (120), and the outlet (16) of described tonifying Qi blender (200) is communicated with the air inlet of described high pressure cylinder (130).
15. compressors according to claim 14, it is characterized in that, described gas-liquid separator (300) has triple feed inlet, described gas-liquid separator (300) is connected with described compressor body (100), the projection join line angulation α of axis in top plan view of the axis of described compressor body (100), the axis of described tonifying Qi blender (200) and described gas-liquid separator (300), the scope of described angle [alpha] is between 30 ° to 150 °.
16. 1 kinds of air-conditioning systems, is characterized in that, comprising:
Evaporimeter (1), has evaporator and evaporator outlet;
Compressor (2), described compressor (2) is the compressor (2) described in claims 14 or 15, the triple feed inlet of gas-liquid separator (300) of described compressor (2) and the outlet of described evaporimeter (1);
Condenser (3), has condensator outlet and condenser (3) import, and described condenser (3) import is communicated with the steam vent (111) of described compressor;
Economizer (4), economizer first import comprising connection exports with economizer first and economizer second import that is communicated with and economizer second export, wherein, the import of described economizer first is all connected with described condensator outlet with economizer second import, described economizer first is exported and is communicated with described evaporator by first throttle mechanism (5a), and described economizer second outlet is communicated with first import (14) of the tonifying Qi blender (200) of described compressor (2).
17. air-conditioning systems according to claim 16, is characterized in that, are provided with second throttle body (5b) between described condensator outlet and described economizer second import.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210345334.3A CN103673431B (en) | 2012-09-17 | 2012-09-17 | Tonifying Qi blender, compressor and air-conditioning system |
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| CN201210345334.3A CN103673431B (en) | 2012-09-17 | 2012-09-17 | Tonifying Qi blender, compressor and air-conditioning system |
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| CN103673431B true CN103673431B (en) | 2016-02-10 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105508249B (en) * | 2014-09-24 | 2017-09-22 | 珠海格力节能环保制冷技术研究中心有限公司 | Air-conditioning system and its compressor |
| CN104964493B (en) * | 2015-07-24 | 2017-11-03 | 珠海凌达压缩机有限公司 | Gas-liquid separation device and the air conditioner with it |
| CN106989027B (en) * | 2017-06-05 | 2019-05-24 | 珠海格力电器股份有限公司 | Compound compressor |
| CN108870573B (en) * | 2018-07-16 | 2020-12-08 | 珠海格力电器股份有限公司 | Refrigeration unit dehumidification control method and device, refrigeration unit main board and storage medium |
| CN111810380B (en) * | 2020-06-09 | 2022-06-17 | 珠海格力节能环保制冷技术研究中心有限公司 | Silencing device, compressor assembly comprising same and refrigerator |
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