CN202521978U - Gas-liquid separator and air conditioning system with same - Google Patents
Gas-liquid separator and air conditioning system with same Download PDFInfo
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- CN202521978U CN202521978U CN2012201883431U CN201220188343U CN202521978U CN 202521978 U CN202521978 U CN 202521978U CN 2012201883431 U CN2012201883431 U CN 2012201883431U CN 201220188343 U CN201220188343 U CN 201220188343U CN 202521978 U CN202521978 U CN 202521978U
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- 239000007788 liquid Substances 0.000 title claims abstract description 278
- 238000004378 air conditioning Methods 0.000 title claims abstract description 20
- 238000000926 separation method Methods 0.000 claims abstract description 126
- 239000012530 fluid Substances 0.000 claims abstract description 66
- 238000001802 infusion Methods 0.000 claims abstract description 66
- 230000009469 supplementation Effects 0.000 claims description 40
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 239000003507 refrigerant Substances 0.000 abstract description 32
- 239000000203 mixture Substances 0.000 abstract description 3
- 230000001502 supplementing effect Effects 0.000 abstract 2
- 239000007789 gas Substances 0.000 description 24
- 238000005057 refrigeration Methods 0.000 description 10
- 238000010438 heat treatment Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 239000002826 coolant Substances 0.000 description 7
- 238000010521 absorption reaction Methods 0.000 description 6
- 239000007921 spray Substances 0.000 description 6
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 239000003595 mist Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 230000009897 systematic effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000000205 computational method Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
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Abstract
The utility model provides a vapour and liquid separator and have its air conditioning system. According to the utility model discloses a vapour and liquid separator, include: the gas-liquid separation device comprises a shell, a gas-liquid separation chamber and a gas-liquid separation chamber, wherein the shell is internally provided with a closed gas-liquid separation chamber; the two-phase inlet pipe, the liquid outlet pipe and the gas outlet pipe are communicated with the gas-liquid separation cavity, and the pipe orifice of the liquid outlet pipe, which is positioned in the gas-liquid separation cavity, is lower than the pipe orifice of the gas outlet pipe, which is positioned in the gas-liquid separation cavity; the gas outlet pipe is provided with a liquid supplementing structure for supplementing liquid from the gas-liquid separation cavity to the gas outlet pipe. According to the utility model discloses a vapour and liquid separator and have its air conditioning system, vapour and liquid separator's outlet duct has the fluid infusion structure, outlet duct and compressor cylinder intercommunication, and the compressor during operation, certain liquid is mended to the outlet duct in to the cylinder, and the high temperature refrigerant gas mixture and the flash of liquid in with the cylinder absorb heat, and the refrigerant gas after mixing has reduced the exhaust temperature of compressor effectively to improve the application scope of compressor.
Description
Technical field
The utility model relates to refrigerating field, in particular to a kind of gas-liquid separator and have its air-conditioning system.
Background technology
Air source heat pump system has the energy-conserving and environment-protective advantage, and is widely-used at China's southern area, but because very low at north China outdoor environment temperature in winter, heating capacity is decayed rapidly, and the system reliability reduction, can't satisfy the demand of winter heating.Adopt the two stages of compression heat pump can effectively improve low-temperature heating capacity, thereby improve heat pump runnability under cryogenic conditions.
In existing two stages of compression air injection enthalpy-increasing system; If use high exhaust temperature cold-producing mediums such as R32 or NH3 the too high problem of compressor exhaust temperature when the compressor high frequency turns round, can occur; Certainly will limit the scope of application of twin-stage compressibility like this, the reliability of compressor also can reduce.
The utility model content
The utility model aims to provide a kind of gas-liquid separator of effective reduction compressor exhaust temperature and has its air-conditioning system, to improve the scope of application of twin-stage compress air conditioner system.
The utility model provides a kind of gas-liquid separator, comprising: housing, enclosure interior form airtight gas-liquid separation chamber; And two phase inlet pipes, drain pipe and escape pipe, all being connected with gas-liquid separation chamber, the mouth of pipe that is positioned at gas-liquid separation chamber of drain pipe is lower than the mouth of pipe that is positioned at gas-liquid separation chamber of escape pipe; Escape pipe has from the fluid infusion structure of gas-liquid separation chamber liquid make-up to escape pipe.
Further, two phase inlet pipes and drain pipe are inserted into the bottom of gas-liquid separation chamber from the top of housing; Escape pipe is inserted into the top of gas-liquid separation chamber from the bottom of housing; The fluid infusion structure is the fluid infusion hole that is arranged on the escape pipe tube wall and is positioned at the gas-liquid separation chamber bottom.
Further, two phase inlet pipes and drain pipe are inserted into the bottom of gas-liquid separation chamber from the top of housing; Escape pipe inserts from the top of housing and makes its mouth of pipe be positioned at the top of gas-liquid separation chamber through the U-shaped pipe; The fluid infusion structure is the fluid infusion hole that is arranged on the tube wall of U-shaped pipe.
Further, the fluid infusion hole is provided with screen pack.
Further, two phase inlet pipes and drain pipe are inserted into the bottom of gas-liquid separation chamber from the top of housing; Escape pipe is inserted into the top of gas-liquid separation chamber from the bottom of housing; The fluid infusion structure comprises liquid supplementation pipe, and the upper end of liquid supplementation pipe is positioned at the bottom of gas-liquid separation chamber, and the lower end of liquid supplementation pipe is positioned at the outside of housing and is connected to the sidewall of escape pipe, and liquid supplementation pipe is provided with valve.
Further, two phase inlet pipes and drain pipe are inserted into the bottom of gas-liquid separation chamber from the bottom of housing; Escape pipe is inserted into the top of gas-liquid separation chamber from the bottom of housing; The fluid infusion structure comprises liquid supplementation pipe, and liquid supplementation pipe comprises and connects escape pipe and two first liquid supplementation pipe of inlet pipe mutually, and second liquid supplementation pipe that connects escape pipe and drain pipe, and first liquid supplementation pipe and second liquid supplementation pipe are provided with valve.
Further, be provided with orifice plate between two phase inlet pipes and drain pipe in the gas-liquid separation chamber.
Further, the vertical setting of housing, its sidewall is cylindrical; Two phase inlet pipes get into gas-liquid separation chamber from the middle part of the sidewall of housing, and drain pipe gets into the bottom of gas-liquid separation chamber from the bottom of the sidewall of housing; Escape pipe is inserted into gas-liquid separation chamber from the bottom of housing and extends up to the top of gas-liquid separation chamber; The fluid infusion structure is the fluid infusion hole that is arranged on the escape pipe tube wall and is positioned at the bottom of gas-liquid separation chamber.
Further, two phase inlet pipes get into gas-liquid separation chamber along the tangential direction of housing cylinder side wall; The fluid infusion hole is provided with screen pack.
Further, the horizontal setting of housing; Two phase inlet pipes and drain pipe insert gas-liquid separation chamber from the top of housing and extend downwardly into the bottom of gas-liquid separation chamber; Escape pipe inserts gas-liquid separation chamber from the bottom of housing and extends up to the top of gas-liquid separation chamber; The fluid infusion structure is the fluid infusion hole that is arranged on the escape pipe tube wall and is positioned at the gas-liquid separation chamber bottom, and the fluid infusion hole is provided with screen pack.
Further, the horizontal setting of housing; Two phase inlet pipes and drain pipe are inserted into the bottom of gas-liquid separation chamber from the bottom of housing; Escape pipe is inserted into gas-liquid separation chamber from the bottom of housing and extends up to the top of gas-liquid separation chamber; The fluid infusion structure comprises liquid supplementation pipe, and liquid supplementation pipe comprises and connects escape pipe and two first liquid supplementation pipe of inlet pipe mutually, and second liquid supplementation pipe that connects escape pipe and drain pipe, and first liquid supplementation pipe and second liquid supplementation pipe are provided with valve.
Further, housing bottom is provided with two orifice plates of escape pipe symmetric arrangement between two phase inlet pipes and drain pipe and relative.
Further, two phase inlet pipes get into gas-liquid separation chamber from the middle part of housing, and perhaps tangentially direction gets into gas-liquid separation chamber.
Further, the mouth of pipe of two phase inlet pipes, drain pipe and escape pipe all is set to angular cut.
The position of fluid infusion structure further, is lower than the position of the mouth of pipe that is positioned at gas-liquid separation chamber of two phase inlet pipes and drain pipe.
The utility model also provides a kind of air-conditioning system, comprising: compressor; Evaporimeter is connected with compressor; Condenser is connected with compressor; Also comprise aforesaid gas-liquid separator, two phase inlet pipes of gas-liquid separator are connected with the venthole of condenser, and drain pipe is connected with evaporimeter, and escape pipe is connected with cylinder of compressor.
According to the gas-liquid separator of the utility model and have its air-conditioning system, the escape pipe of gas-liquid separator has the fluid infusion structure, and escape pipe is communicated with compresser cylinder; During compressor operating; Escape pipe is mended in cylinder and is gone into certain liq, and liquid mixes with high temperature refrigerant gas in the cylinder and the shwoot heat absorption, and mixed refrigerant gas has reduced the delivery temperature of compressor effectively; Thereby improved the reliability of compressor, and then improved the scope of application of compressor.
Description of drawings
The accompanying drawing that constitutes the application's a part is used to provide the further understanding to the utility model, and illustrative examples of the utility model and explanation thereof are used to explain the utility model, do not constitute the improper qualification to the utility model.In the accompanying drawings:
Fig. 1 is the structural representation according to first embodiment of the gas-liquid separator of the utility model;
Fig. 2 is the partial enlarged drawing at the middle label I place of Fig. 1;
Fig. 3 is the dimensional requirement sketch map according to first embodiment of the gas-liquid separator of the utility model;
Fig. 4 is the partial enlarged drawing at the middle label III place of Fig. 3;
Fig. 5 is the structural representation according to second embodiment of the gas-liquid separator of the utility model;
Fig. 6 is the partial enlarged drawing at the middle label II place of Fig. 5;
Fig. 7 is the structural representation according to the 3rd embodiment of the gas-liquid separator of the utility model;
Fig. 8 is the structural representation according to the 4th embodiment of the gas-liquid separator of the utility model;
Fig. 9 is the structural representation according to the 5th embodiment of the gas-liquid separator of the utility model;
Figure 10 is the vertical view of gas-liquid separator embodiment illustrated in fig. 9;
Figure 11 is the structural representation according to the 6th embodiment of the gas-liquid separator of the utility model;
Figure 12 is the structural representation according to the 7th embodiment of the gas-liquid separator of the utility model;
Figure 13 a and Figure 13 b are the side view of Figure 11 or gas-liquid separator embodiment illustrated in fig. 12;
Figure 14 is the structural representation according to first embodiment of the air-conditioning system of the utility model;
Figure 15 is the structural representation according to second embodiment of the air-conditioning system of the utility model; And
Figure 16 is the structural representation according to the 3rd embodiment of the air-conditioning system of the utility model.
The specific embodiment
Below with reference to accompanying drawing and combine embodiment to specify the utility model.
Like Fig. 1,5,7,8,9,11, shown in 12, the gas-liquid separator according to the utility model comprises: housing 10, the airtight gas-liquid separation chamber of housing 10 inner formation; And two inlet pipe 20, drain pipe 30 and the escape pipes 40 mutually that are connected with gas-liquid separation chamber, the mouth of pipe that is positioned at gas-liquid separation chamber of drain pipe 30 is lower than the mouth of pipe that is positioned at gas-liquid separation chamber of escape pipe 40; Escape pipe 40 has from the fluid infusion structure of gas-liquid separation chamber liquid make-up to escape pipe 40.Escape pipe 40 is communicated with compresser cylinder; During compressor operating; Escape pipe 40 is mended in cylinder and is gone into the certain liq refrigerant, and liquid coolant mixes with high temperature refrigerant gas in the cylinder and the shwoot heat absorption, and mixed refrigerant gas has reduced the delivery temperature of compressor effectively; Thereby improved the reliability of compressor, and then improved the scope of application of compressor.
Preferably, the position of fluid infusion structure is lower than the position of the mouth of pipe that is positioned at gas-liquid separation chamber of two phase inlet pipes and drain pipe, thereby makes the gaseous coolant that gets into the fluid infusion structure few as far as possible, is convenient to control the amount of the liquid refrigerants that gets into the fluid infusion structure.
As illustrated in fig. 1 and 2; First embodiment according to the utility model; Two phase inlet pipes 20 and drain pipe 30 are inserted into the bottom of gas-liquid separation chamber from the top of housing 10, the mouth of pipe of two phase inlet pipes 20 and drain pipe 30 is positioned at below the liquid level of gas-liquid separation chamber, and two phase inlet pipes, 20 gases are mixed into gas-liquid separation chamber mutually with liquid two makes gas-liquid separation; Escape pipe 40 is inserted into the gas-liquid separation top of chamber from the bottom of housing 10, and the mouth of pipe of escape pipe 40 is positioned at more than the liquid level.
When the mouth of pipe of two phase inlet pipes 20 and drain pipe 30 all is positioned at liquid level when following, gas-liquid separator has bi-directional nature and is used for heat pump, and promptly in refrigeration with when heating, the function of two phase inlet pipes 20 and drain pipe 30 can be exchanged use.The middle part of gas-liquid separation chamber is provided with an orifice plate 11, and orifice plate 11 has certain barrier effect to the bubble that goes out from two phase inlet pipes 20 between two phase inlet pipes 20 and drain pipe 30, prevents to get into drain pipe 30 between the bubble, improves gas-liquid separation effect.
The fluid infusion structure is the fluid infusion hole 41 that is arranged on escape pipe 40 tube walls and is positioned at the gas-liquid separation chamber bottom; Be that fluid infusion hole 41 on the escape pipe 40 is arranged on below the liquid level liquid make-up in escape pipe 40; The liquid that replenishes finally gets in the compresser cylinder; Mix and the shwoot heat absorption with the high temperature refrigerant gas in the cylinder, mixed refrigerant gas has reduced the delivery temperature of compressor effectively.Because the aperture in fluid infusion hole 41 is less, stop up fluid infusion hole 41 in order to prevent the impurity in the liquid, 42 pairs of liquid filterings that get into fluid infusion hole 41 of screen pack are set on fluid infusion hole 41.
Because therefore the size of gas-liquid separator to the systematic function influence obviously need design corresponding gas-liquid separator size according to system capability, Fig. 3 and Fig. 4 are gas-liquid separator size sketch map; Design principle is following, and when system's refrigerating capacity was 5kW, gas-liquid separator diameter D was set in 30～60mm scope; Optimum gas liquid/gas separator diameter is about 40mm; The gas-liquid separator height H, H is set in 2≤H/D≤6 scopes, and the diameter d tp of two phase inlet pipes 20 is set in 5～9.52mm scope; The diameter d l of drain pipe 30 is set in 0.5≤dl/dtp≤1 scope; The diameter d g of escape pipe 40 is set in 0.3≤dg/dl≤1 scope, and two phase inlet pipes, 20 height H tp are set in 0≤Htp/H≤0.5 scope, and the height H g of escape pipe 40 is set in 0.5≤Hg/H≤1 scope; The diameter d c in fluid infusion hole 41 is set at 0.1≤dc/dg≤0.5, and spray hole height H c is set in 0≤Hc≤Htp scope.When system capability during in other scopes; The gas-liquid separator design size is benchmark with 5kW; Corresponding size multiply by
wherein Qe be refrigerating capacity, 5 are reference system cold 5kw.
Table 1 spray hole diameter result of calculation
| Flow | Temperature | Mass dryness fraction | The escape pipe diameter | The spray hole diameter |
| kg/h | ℃ | / | mm | mm |
| 53.34 | 22.2 | 0.54 | 5 | 2.16 |
| 56.06 | 23.6 | 0.59 | 4.6 | 1.85 |
| 58 | 25.1 | 0.64 | 2.4 | 0.79 |
| 60.79 | 26.7 | 0.67 | 2.1 | 0.62 |
| 64.04 | 28.5 | 0.69 | 1.8 | 0.48 |
| 50.22 | 30.3 | 0.31 | 1.63 | 0.80 |
| 58.12 | 9.3 | 0.69 | 1.37 | 0.27 |
As illustrated in Figures 5 and 6; Second embodiment according to the utility model; Two phase inlet pipes 20 and drain pipe 30 are inserted into the bottom of gas-liquid separation chamber from the top of housing 10; The mouth of pipe of two phase inlet pipes 20 and drain pipe 30 is positioned at below the liquid level of gas-liquid separation chamber, and two phase inlet pipes, 20 gases are mixed into gas-liquid separation chamber mutually with liquid two makes gas-liquid separation, and escape pipe 40 inserts from the top of housing 10 and makes its mouth of pipe be positioned at the gas-liquid separation top of chamber through the U-shaped pipe; The part of U-shaped pipe is positioned at below the liquid level of gas-liquid separation chamber; The fluid infusion structure is to be arranged on the U-shaped pipe to be positioned at the fluid infusion hole 41 on the tube wall below the liquid level, and fluid infusion hole 41 is arranged on through hole on the differing heights for one or more, and fluid infusion hole 41 is provided with and prevents that impurity from stopping up the screen pack 42 in fluid infusion hole 41.The refrigerant of part liquid 41 gets into outlets 40 from the fluid infusion hole, and finally gets into compresser cylinder, mixes with high temperature refrigerant gas in the cylinder and shwoot absorbs heat, and mixed refrigerant gas has reduced the delivery temperature of compressor effectively.
When the mouth of pipe of two phase inlet pipes 20 and drain pipe 30 all is positioned at liquid level when following, gas-liquid separator has bi-directional nature and is used for heat pump, and promptly in refrigeration with when heating, the function of two phase inlet pipes 20 and drain pipe 30 can be exchanged use.The middle part of gas-liquid separation chamber is provided with an orifice plate 11, and orifice plate 11 has certain barrier effect to the bubble that goes out from two phase inlet pipes 20 between two phase inlet pipes 20 and drain pipe 30, prevents to get into drain pipe 30 between the bubble, improves gas-liquid separation effect.
As shown in Figure 7; The 3rd embodiment according to the utility model; Two phase inlet pipes 20 and drain pipe 30 are inserted into the bottom of gas-liquid separation chamber from the top of housing 10, the mouth of pipe of two phase inlet pipes 20 and drain pipe 30 is positioned at below the liquid level of gas-liquid separation chamber, and two phase inlet pipes, 20 gases are mixed into gas-liquid separation chamber mutually with liquid two makes gas-liquid separation; Escape pipe 40 is inserted into the gas-liquid separation top of chamber from the bottom of housing 10, and the mouth of pipe of escape pipe 40 is positioned at more than the liquid level.The middle part of gas-liquid separation chamber is provided with the orifice plate 11 that between two phase inlet pipes 20 and drain pipe 30, intercepts bubble.
The fluid infusion structure comprises liquid supplementation pipe 43; The upper end of liquid supplementation pipe 43 is positioned at the bottom of gas-liquid separation chamber; The lower end of liquid supplementation pipe 43 is positioned at the outside of housing and is connected to the sidewall of escape pipe 40, and liquid supplementation pipe is provided with valve 44, is used to control the liquid refrigerants amount that gets into escape pipe 40.Preferably, valve 44 is electric expansion valve and magnetic valve, is convenient to automatic control.
As shown in Figure 8, according to the 4th embodiment of the utility model, two phase inlet pipes 20 and drain pipe 30 are inserted into the bottom of gas-liquid separation chamber from the bottom of housing 10; Escape pipe 40 is inserted into the gas-liquid separation top of chamber from the bottom of housing 10; Escape pipe 40 respectively with two mutually inlet pipe 20 be communicated with through liquid supplementation pipe 43 with drain pipe 30; Liquid supplementation pipe 43 is provided with valve 44 and is used to control the liquid refrigerants amount that gets into escape pipe 40; Liquid refrigerants can directly get into escape pipe 40 from drain pipe 30 or two phase inlet pipes 20; Because drain pipe 30 and two inlet pipe 20 and liquid supplementation pipe 43 symmetries fully mutually, thus the two-way use of air pressure separator that is provided with like this, promptly in refrigeration with switching use when heating.The middle part of gas-liquid separation chamber is provided with the orifice plate 11 that between two phase inlet pipes 20 and drain pipe 30, intercepts bubble.
As shown in Figure 9, according to the 5th embodiment of the utility model, housing 10 vertical settings, its inner gas-liquid separation chamber that forms, the sidewall of housing is cylindrical; Two phase inlet pipes 20 get into gas-liquid separation chamber from the middle part of the sidewall of housing 10, and drain pipe 30 gets into the bottom of gas-liquid separation chamber from the bottom of the sidewall of housing 10; Escape pipe 40 is inserted into the gas-liquid separation top of chamber from the bottom of housing 10, and the mouth of pipe of escape pipe 40 is positioned at more than the liquid level of gas-liquid separation chamber, and the tube wall that escape pipe 40 is positioned at below the liquid level is provided with fluid infusion hole 41, and fluid infusion hole 41 is provided with screen pack 42.
Preferably; Shown in figure 10, two phase inlet pipes 20 get into gas-liquid separation chamber along the tangential direction of housing 10 cylinder side walls, and two phase refrigerant mists at a high speed rotate at a high speed along sidewall entering gas-liquid separation chamber and along sidewall; Under action of centrifugal force; Liquid coolant is thrown toward sidewall to be separated with gas coolant, two phase inlet pipes 20 is set like this has the better advantage of gas-liquid separation effect relatively and among the embodiment 1 to 4, still; This gas-liquid separator is because two phase inlet pipes 20 different with the position that drain pipe 30 is provided with (mouth of pipe of two phase inlet pipes 20 is positioned at more than the liquid level, and the mouth of pipe of drain pipe 30 is positioned at below the liquid level).So this gas-liquid separator can only be used for triangular web, promptly refrigeration perhaps heats, and can not in same system, accomplish the switching of freezing and heating state.
Shown in figure 11; According to the 6th embodiment of the utility model, housing 10 horizontal settings, other settings are similar to first embodiment as shown in Figure 1; When housing 10 horizontal settings; Extended distance between two phase inlet pipes 20 and the drain pipe 30, the mist that comes out from two phase inlet pipes 20 through after the sufficient natural separation just by drain pipe 30 sucking-offs, improved the effect of gas-liquid separation.Also a plurality of orifice plates 11 can be set also in gas-liquid separation chamber, reinforcement stops bubble, helps gas-liquid separation.
The fluid infusion structure is the fluid infusion hole 41 that is arranged on escape pipe 40 tube walls and is positioned at the gas-liquid separation chamber bottom; Be that fluid infusion hole 41 on the escape pipe 40 is arranged on below the liquid level liquid make-up in escape pipe 40; The liquid that replenishes finally gets in the compresser cylinder; Mix and the shwoot heat absorption with the high temperature refrigerant gas in the cylinder, mixed refrigerant gas has reduced the delivery temperature of compressor effectively.Because the aperture in fluid infusion hole 41 is less, stop up fluid infusion hole 41 in order to prevent the impurity in the liquid, 42 pairs of liquid filterings that get into fluid infusion hole 41 of screen pack are set on fluid infusion hole 41.
Shown in figure 12; According to the 7th embodiment of the utility model, housing 10 horizontal settings, other settings are similar to the 4th embodiment as shown in Figure 8; When housing 10 horizontal settings; Extended distance between two phase inlet pipes 20 and the drain pipe 30, the mist that comes out from two phase inlet pipes 20 through after the sufficient natural separation just by drain pipe 30 sucking-offs, improved the effect of gas-liquid separation.Also a plurality of orifice plates 11 can be set also in gas-liquid separation chamber, reinforcement stops bubble, helps gas-liquid separation.Preferably, housing 10 bottoms are provided with 11, two orifice plates 11 of two orifice plates and are symmetrical set.
Shown in Figure 13 a, two phase inlet pipes 20 can vertically be arranged on the middle part of housing 10, and gas-liquid two-phase mist natural separation also can along the tangent line setting of housing 10, separate liquid coolant shown in Figure 13 b with gaseous coolant under action of centrifugal force.
Preferably, in above-mentioned each embodiment, the mouth of pipe of two phase inlet pipes 20, drain pipe 30 and escape pipe 40 all is set to angular cut, increases the contact area with gas-liquid separation chamber, helps gas and enters or suck.
Shown in Figure 14 to 16, the utility model a kind of air-conditioning system also is provided, comprising: compressor 101, evaporimeter 104 and condenser 102.Evaporimeter 104 is connected with the air inlet of compressor 101; Condenser 102 is connected with the gas outlet of compressor 101; Air-conditioning system also comprises aforesaid gas-liquid separator 103, and two phase inlet pipes 20 of gas-liquid separator 103 are connected with the venthole of condenser 102, and drain pipe 30 is connected with evaporimeter 104, and escape pipe 40 is connected with cylinder of compressor.Escape pipe 40 replenishes a certain amount of liquid refrigerants in compresser cylinder; Liquid coolant mixes with high temperature refrigerant gas in the cylinder and the shwoot heat absorption; Mixed refrigerant gas has reduced the delivery temperature of compressor effectively; Thereby improved the reliability of compressor, and then improved the scope of application of compressor.
Shown in Figure 14 to 16; During the system heating operation; The refrigerant liquid of cryogenic high pressure is discharged, become after condenser 102 condensations in four-way change-over valve 107 inlet chambers to the refrigerant gas of HTHP from compressor 101; After 105 throttlings of first electric expansion valve, become two phase refrigerant and get into gas-liquid separator 103 with certain mass dryness fraction; Gas gets into the tonifying Qi loop and is compressed the machine suction after gas-liquid separation, and through hole or liquid supplementation pipe simultaneously the be compressed machine of partially liq on escape pipe 40 sucks simultaneously.Liquid refrigerants in gas-liquid separator gets into after 106 throttlings of second electric expansion valve and is positioned at 104 evaporations of outdoor evaporimeter, and the superheated refrigerant of formation sucks through cross valve 107 machine that is compressed.
Shown in figure 14; Air-conditioning system adopts the gas-liquid separator of first embodiment as shown in Figure 1; This gas-liquid separator since two phase inlet pipes 20, drain pipe 30 be symmetrical set and make gas-liquid separator have bi-directional nature; Thereby make the air-conditioning system of using this gas-liquid separator both can be operated in kind of refrigeration cycle, also can be operated in and heat circulation.
Shown in figure 15; Air-conditioning system adopts the gas-liquid separator of the 3rd embodiment as shown in Figure 7, and this gas-liquid separator is because asymmetric distribution can only be used for single circulation; Promptly can only be used for kind of refrigeration cycle or heat circulation, and can not switch each other with heating to circulate in kind of refrigeration cycle.
Can not and heat the problem of switching each other between the circulation in kind of refrigeration cycle in order to solve air-conditioning system shown in figure 15; Shown in figure 16; Air-conditioning system is provided with three-way solenoid valve 108; Change kind of refrigeration cycle and heat the flow direction of circulation time refrigerant through three-way solenoid valve 108, thereby make this system may be simultaneously operated in kind of refrigeration cycle and heat circulation.
From above description, can find out that the utility model the above embodiments have realized following technique effect:
According to the gas-liquid separator of the utility model and have its air-conditioning system, the escape pipe of gas-liquid separator has the fluid infusion structure, and escape pipe is communicated with compresser cylinder; During compressor operating; Escape pipe is mended in cylinder and is gone into certain liq, and liquid mixes with high temperature refrigerant gas in the cylinder and the shwoot heat absorption, and mixed refrigerant gas has reduced the delivery temperature of compressor effectively; Thereby improved the reliability of compressor, and then improved the scope of application of compressor.
The preferred embodiment that the above is merely the utility model is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within the spirit and principle of the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the utility model.
Claims (16)
1. gas-liquid separator comprises:
Housing (10), the airtight gas-liquid separation chamber of the inner formation of said housing (10); And
Two phase inlet pipes (20), drain pipe (30) and escape pipe (40) all are connected with said gas-liquid separation chamber, and the mouth of pipe that is positioned at said gas-liquid separation chamber of said drain pipe (30) is lower than the mouth of pipe that is positioned at said gas-liquid separation chamber of said escape pipe (40);
It is characterized in that said escape pipe (40) has from the fluid infusion structure of said gas-liquid separation chamber liquid make-up to said escape pipe (40).
2. gas-liquid separator according to claim 1 is characterized in that,
Said two phase inlet pipes (20) and said drain pipe (30) are inserted into the bottom of said gas-liquid separation chamber from the top of said housing (10);
Said escape pipe (40) is inserted into the top of said gas-liquid separation chamber from the bottom of said housing (10);
Said fluid infusion structure is the fluid infusion hole (41) that is arranged on said escape pipe (40) tube wall and is positioned at said gas-liquid separation chamber bottom.
3. gas-liquid separator according to claim 1 is characterized in that,
Said two phase inlet pipes (20) and said drain pipe (30) are inserted into the bottom of said gas-liquid separation chamber from the top of said housing (10);
Said escape pipe (40) inserts from the top of said housing (10) and makes its mouth of pipe be positioned at the top of said gas-liquid separation chamber through the U-shaped pipe;
Said fluid infusion structure is the fluid infusion hole (41) that is arranged on the tube wall of said U-shaped pipe.
4. according to claim 2 or 3 described gas-liquid separators, it is characterized in that said fluid infusion hole (41) is provided with screen pack (42).
5. gas-liquid separator according to claim 1 is characterized in that,
Said two phase inlet pipes (20) and said drain pipe (30) are inserted into the bottom of said gas-liquid separation chamber from the top of said housing (10);
Said escape pipe (40) is inserted into the top of said gas-liquid separation chamber from the bottom of said housing (10);
Said fluid infusion structure comprises liquid supplementation pipe (43); The upper end of said liquid supplementation pipe (43) is positioned at the bottom of said gas-liquid separation chamber; The lower end of said liquid supplementation pipe (43) is positioned at the outside of said housing and is connected to the sidewall of said escape pipe (40), and said liquid supplementation pipe (43) is provided with valve (44).
6. gas-liquid separator according to claim 1 is characterized in that,
Said two phase inlet pipes (20) and said drain pipe (30) are inserted into the bottom of said gas-liquid separation chamber from the bottom of said housing (10);
Said escape pipe (40) is inserted into the top of said gas-liquid separation chamber from the bottom of said housing (10);
Said fluid infusion structure comprises liquid supplementation pipe (43); Said liquid supplementation pipe (43) comprises and connects said escape pipe (40) and said two first liquid supplementation pipe of inlet pipe (20) mutually; And second liquid supplementation pipe that connects said escape pipe (40) and said drain pipe (30), said first liquid supplementation pipe and said second liquid supplementation pipe are provided with valve (44).
7. according to each described gas-liquid separator in the claim 2,3,5,6, it is characterized in that,
Be provided with the orifice plate (11) that is positioned between said two phase inlet pipes (20) and the said drain pipe (30) in the said gas-liquid separation chamber.
8. gas-liquid separator according to claim 1 is characterized in that,
The vertical setting of said housing (10), its sidewall is cylindrical;
Said two phase inlet pipes (20) get into said gas-liquid separation chamber from the middle part of the sidewall of said housing (10), and said drain pipe (30) gets into the bottom of said gas-liquid separation chamber from the bottom of the sidewall of said housing (10);
Said escape pipe (40) is inserted into said gas-liquid separation chamber from the bottom of said housing (10) and extends up to the top of said gas-liquid separation chamber;
Said fluid infusion structure is the fluid infusion hole (41) that is arranged on said escape pipe (40) tube wall and is positioned at the bottom of said gas-liquid separation chamber.
9. gas-liquid separator according to claim 8 is characterized in that,
Said two phase inlet pipes (20) get into said gas-liquid separation chamber along the tangential direction of said housing (10) cylinder side wall; Said fluid infusion hole (41) is provided with screen pack (42).
10. gas-liquid separator according to claim 1 is characterized in that,
The horizontal setting of said housing (10);
Said two phase inlet pipes (20) and drain pipe (30) insert said gas-liquid separation chamber from the top of said housing (10) and extend downwardly into the bottom of said gas-liquid separation chamber;
Said escape pipe (40) inserts said gas-liquid separation chamber from the bottom of said housing (10) and extends up to the top of said gas-liquid separation chamber;
Said fluid infusion structure is the fluid infusion hole (41) that is arranged on said escape pipe (40) tube wall and is positioned at said gas-liquid separation chamber bottom, and said fluid infusion hole (41) is provided with screen pack (42).
11. gas-liquid separator according to claim 1 is characterized in that,
The horizontal setting of said housing (10);
Said two phase inlet pipes (20) and said drain pipe (30) are inserted into the bottom of said gas-liquid separation chamber from the bottom of said housing (10);
Said escape pipe (40) is inserted into said gas-liquid separation chamber from the bottom of said housing (10) and extends up to the top of said gas-liquid separation chamber;
Said fluid infusion structure comprises liquid supplementation pipe (43); Said liquid supplementation pipe (43) comprises and connects said escape pipe (40) and said two first liquid supplementation pipe of inlet pipe (20) mutually; And second liquid supplementation pipe that connects said escape pipe (40) and said drain pipe (30), said first liquid supplementation pipe and said second liquid supplementation pipe are provided with valve (44).
12., it is characterized in that said housing (10) bottom is provided with and is positioned between said two phase inlet pipes (20) and the said drain pipe (30) and two orifice plates (11) said relatively escape pipe (40) symmetric arrangement according to claim 10 or 11 described gas-liquid separators.
13., it is characterized in that said two phase inlet pipes (20) get into said gas-liquid separation chamber from the middle part of said housing according to claim 10 or 11 described gas-liquid separators, perhaps tangentially direction gets into said gas-liquid separation chamber.
14. gas-liquid separator according to claim 1 is characterized in that, the mouth of pipe of said two phase inlet pipes (20), said drain pipe (30) and said escape pipe (40) all is set to angular cut.
15. gas-liquid separator according to claim 1 is characterized in that, the position of said fluid infusion structure is lower than the position of the mouth of pipe that is positioned at said gas-liquid separation chamber of said two phase inlet pipes (20) and said drain pipe (30).
16. an air-conditioning system comprises:
Compressor (101);
Evaporimeter (104) is connected with said compressor (101);
Condenser (102) is connected with said compressor (101);
It is characterized in that; Also comprise each described gas-liquid separator (103) in the claim 1 to 15; Two phase inlet pipes (20) of said gas-liquid separator (103) are connected with the venthole of said condenser (102); Drain pipe (30) is connected with said evaporimeter (104), and escape pipe (40) is connected with cylinder of compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201883431U CN202521978U (en) | 2012-04-27 | 2012-04-27 | Gas-liquid separator and air conditioning system with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201883431U CN202521978U (en) | 2012-04-27 | 2012-04-27 | Gas-liquid separator and air conditioning system with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202521978U true CN202521978U (en) | 2012-11-07 |
Family
ID=47104923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201883431U Expired - Lifetime CN202521978U (en) | 2012-04-27 | 2012-04-27 | Gas-liquid separator and air conditioning system with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202521978U (en) |
Cited By (7)
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| CN103375953A (en) * | 2012-04-27 | 2013-10-30 | 珠海格力电器股份有限公司 | Gas-liquid separator and air conditioning system with same |
| CN103438626A (en) * | 2013-08-21 | 2013-12-11 | 广东五星太阳能股份有限公司 | High-temperature heat pump liquid storage device and high-temperature heat pump hot water machine comprising same |
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| CN107782019A (en) * | 2017-10-31 | 2018-03-09 | 海信（山东）空调有限公司 | The control method of flash vessel, air-conditioner system and air-conditioner system |
| CN108709346A (en) * | 2018-06-13 | 2018-10-26 | 苏州逸新和电子有限公司 | A kind of copper-iron alloy liquid storage device conducive to gas-liquid separation |
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2012
- 2012-04-27 CN CN2012201883431U patent/CN202521978U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103375953A (en) * | 2012-04-27 | 2013-10-30 | 珠海格力电器股份有限公司 | Gas-liquid separator and air conditioning system with same |
| CN103375953B (en) * | 2012-04-27 | 2016-02-10 | 珠海格力电器股份有限公司 | Gas-liquid separator and air conditioning system with same |
| CN104034099A (en) * | 2013-03-08 | 2014-09-10 | 邱国栋 | Refrigerating system with bypass pipeline |
| CN103438626A (en) * | 2013-08-21 | 2013-12-11 | 广东五星太阳能股份有限公司 | High-temperature heat pump liquid storage device and high-temperature heat pump hot water machine comprising same |
| CN103438626B (en) * | 2013-08-21 | 2015-12-16 | 广东五星太阳能股份有限公司 | A kind of high temperature heat pump reservoir and adopt the high temperature thermal pump water heater of this reservoir |
| CN105202818A (en) * | 2015-09-28 | 2015-12-30 | 深圳麦克维尔空调有限公司 | Flash vessel and heat exchange system with same |
| CN105546893A (en) * | 2016-02-26 | 2016-05-04 | 珠海格力电器股份有限公司 | Flash tank, compressor system and air conditioner |
| CN107782019A (en) * | 2017-10-31 | 2018-03-09 | 海信（山东）空调有限公司 | The control method of flash vessel, air-conditioner system and air-conditioner system |
| CN107782019B (en) * | 2017-10-31 | 2020-03-13 | 海信（山东）空调有限公司 | Air conditioner system and control method thereof |
| CN108709346A (en) * | 2018-06-13 | 2018-10-26 | 苏州逸新和电子有限公司 | A kind of copper-iron alloy liquid storage device conducive to gas-liquid separation |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20121107 Effective date of abandoning: 20160210 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |