CN203719273U - Flash evaporator and air conditioner - Google Patents
Flash evaporator and air conditioner Download PDFInfo
- Publication number
- CN203719273U CN203719273U CN201420070598.7U CN201420070598U CN203719273U CN 203719273 U CN203719273 U CN 203719273U CN 201420070598 U CN201420070598 U CN 201420070598U CN 203719273 U CN203719273 U CN 203719273U
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- Prior art keywords
- port
- flash vessel
- accommodating cavity
- housing
- feed tube
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- Withdrawn - After Issue
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Abstract
The utility model discloses a flash evaporator. The flash evaporator comprises a shell, a liquid inlet pipe, a gas outlet pipe, a liquid outlet pipe and a rectifying piece; an accommodating cavity is formed in the shell; the first end opening of the liquid inlet pipe extends out of the shell, and the second end opening of the liquid inlet pipe is positioned in the shell and is communicated with the accommodating cavity; the liquid inlet pipe comprises a first coil pipe which is spirally arranged; the first coil pipe is positioned at the second end opening of the liquid inlet pipe; the first end opening of the gas outlet pipe extends out of the shell, and the second end opening of the gas outlet pipe is positioned in the shell; the second end opening of the gas outlet pipe is higher than the second end opening of the liquid inlet pipe; the first end opening of the liquid outlet pipe extends out of the shell, and the second end opening of the liquid outlet pipe is positioned in the shell and is communicated with the accommodating cavity; the rectifying piece is fixed in the shell and is positioned below the second end opening of the liquid inlet pipe; the second end opening of the gas outlet pipe penetrates through the rectifying piece and then is communicated with the accommodating cavity. The utility model also discloses an air conditioner. According to the flash evaporator and the air conditioner, the disturbance of gas-liquid two-phase refrigerants in the flash evaporator is reduced, the reliability of a compressor is improved and the energy efficiency of a system is improved.
Description
Technical field
The utility model relates to flash distillation field, relates in particular to flash vessel and comprises the air-conditioning of described flash vessel.
Background technology
For the heating capacity, the especially air-conditioning that the improve air-conditioning heating capacity under low temperature environment, conventionally can adopt air injection enthalpy-increasing system as its effective means, and in air injection enthalpy-increasing system, air compensating system generally adopts flash vessel, and therefore, flash vessel is an important component part of air-conditioning system.Its weak point is: first, existing flash vessel separating effect is simple, just refrigerant is divided into saturated gaseous coolant and saturated liquid refrigerants, but due in flash vessel, saturated gaseous coolant and saturated liquid refrigerants can produce wadding disorderly, make saturated gaseous coolant that part can occur and be with aqueous condition and sucked by compressor gas supplementing opening, thereby cause compressor to be with for a long time liquid operation, and then affect compressor reliability; Especially more remarkable to the reliability effect of rotator type air supply compressor; Simultaneously, in existing flash vessel, for the saturated gaseous coolant to compressor tonifying Qi, when the ambient temperature running into lower than saturation temperature corresponding to flash vessel internal pressure, easily be condensed into saturated liquid refrigerants, and after this band liquid cooling matchmaker sucked by compressor gas supplementing opening, also can cause compressor Wet Compression, affect compressor reliability; Especially more remarkable to the reliability effect of rotator type air supply compressor.
Foregoing is only understood the technical solution of the utility model for auxiliary, does not represent and admits that foregoing is prior art.
Utility model content
Main purpose of the present utility model is the air-conditioning that flash vessel is provided and comprises described flash vessel, be intended to the problem existing by the design of flash vessel structure being solved to existing flash vessel, make gas-liquid two-phase refrigerant can carry out secondary separation, reduced the wadding of gas-liquid two-phase refrigerant in flash vessel disorderly; Stop saturated gaseous coolant simultaneously and can occur be partly with aqueous condition and sucked by compressor gas supplementing opening, improved the reliability of compressor, promoted system energy efficiency.
For achieving the above object, the flash vessel that the utility model provides, comprising:
Housing, inside is provided with accommodating cavity;
Feed tube, the first port of described feed tube stretches out described housing, and the second port is positioned at described housing and communicates with described accommodating cavity; Described feed tube comprises the first coil pipe arranging in the shape of a spiral, and described the first coil pipe is positioned at the second port of described feed tube;
Escape pipe, the first port of described escape pipe stretches out described housing, and the second port is positioned at described housing; The second port of described escape pipe is higher than the second port of described feed tube;
Drain pipe, the first port of described drain pipe stretches out described housing, and the second port is positioned at described housing and communicates with described accommodating cavity;
Rectifying component, described rectifying component is fixed in described housing, and it is positioned at the below of the second port of described feed tube, and the second port of described escape pipe communicates with described accommodating cavity through after described rectifying component.
Preferably, the second port of described feed tube is scarf, and described scarf is right against described inner walls setting.
Preferably, described escape pipe comprises the heat exchange department that is positioned at described accommodating cavity, and described heat exchange department is positioned at the below of described rectifying component.
Preferably, described heat exchange department is the second coil pipe arranging in the shape of a spiral.
Preferably, described heat exchange department is positioned at the bottom of described housing.
Preferably, described rectifying component is provided with the filter screen for filtering for refrigerant.
Preferably, on described rectifying component, be also provided with reinforcement.
Preferably, described drain pipe is arranged at the bottom of described housing.
Preferably, described the first coil pipe is around the second port setting of described escape pipe.
The utility model further provides a kind of air-conditioning, comprises the flash vessel described in claim.
The flash vessel that the utility model provides comprises: housing, and inside is provided with accommodating cavity; Feed tube, the first port of described feed tube stretches out described housing, and the second port is positioned at described housing and communicates with described accommodating cavity; Described feed tube comprises the first coil pipe arranging in the shape of a spiral, and described the first coil pipe is positioned at the second port of described feed tube; Escape pipe, the first port of described escape pipe stretches out described housing, and the second port is positioned at described housing; The second port of described escape pipe is higher than the second port of described feed tube; Drain pipe, the first port of described drain pipe stretches out described housing, and the second port is positioned at described housing and communicates with described accommodating cavity; Rectifying component, described rectifying component is fixed in described housing, and it is positioned at the below of the second port of described feed tube, and the second port of described escape pipe communicates with described accommodating cavity through after described rectifying component.In the utility model, after gas-liquid two-phase refrigerant enters in described accommodating cavity by described the first coil pipe, saturated liquid refrigerants forms rotating flow at the inwall of described housing, and put aside the bottom at described accommodating cavity after described rectifying component rectification separation, simultaneously, gas-liquid two-phase refrigerant below described rectifying component can and carry out secondary separation through described rectifying component rectification, further reduced the wadding of gas-liquid two-phase refrigerant in flash vessel disorderly, stopped saturated gaseous coolant the situation that part is sucked by compressor gas supplementing opening with liquid can occur, improved the reliability of compressor, and after isolated saturated gaseous coolant is sucked by the second port of described escape pipe, in the process by described escape pipe, carry out heat exchange with the saturated liquid refrigerants of savings in described accommodating cavity bottom, promoted system energy efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model flash vessel one embodiment;
Fig. 2 is the workflow schematic diagram of flash vessel shown in Fig. 1;
Fig. 3 is the structural representation of the second port scarf of the feed tube of the utility model flash vessel;
Fig. 4 is the structural representation of rectifying component one embodiment of the utility model flash vessel.
The realization of the utility model object, functional characteristics and advantage, in connection with embodiment, are described further with reference to accompanying drawing.
The specific embodiment
Below in conjunction with Figure of description and specific embodiment, further illustrate the technical solution of the utility model.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
The utility model provides a kind of flash vessel.
With reference to Fig. 1, Fig. 1 is the structural representation of the utility model flash vessel one embodiment; In one embodiment, this flash vessel comprises:
Housing 10, inside is provided with accommodating cavity 101;
Feed tube 20, the first port of described feed tube 20 stretches out described housing 10, the second ports and is positioned at described housing 10 and communicates with described accommodating cavity 101; Described feed tube 20 comprises the first coil pipe 201 arranging in the shape of a spiral, and described the first coil pipe 201 is positioned at the second port of described feed tube 20;
Escape pipe 30, the first port of described escape pipe 30 stretches out described housing 10, the second ports and is positioned at described housing 10; The second port of described escape pipe 30 is higher than the second port of described feed tube 20;
Drain pipe 40, the first port of described drain pipe 40 stretches out described housing 10, the second ports and is positioned at described housing 10 and communicates with described accommodating cavity 101;
Rectifying component 50, described rectifying component 50 is fixed in described housing 10, and it is positioned at the below of the second port of described feed tube 40, and the second port of described escape pipe 30 communicates with described accommodating cavity 101 after through described rectifying component 50.
In the present embodiment, as shown in Figure 2, Fig. 2 is the workflow schematic diagram of flash vessel shown in Fig. 1; Gas-liquid two-phase refrigerant after throttling enters flash vessel by the first port of described feed tube 20, and by after described the first coil pipe 201, as shown in solid arrow A in Fig. 2, form downward rotating flow, and enter in described accommodating cavity from the second port of described feed tube 20; Afterwards, gas-liquid two-phase coolant injection is to described housing 10 inwalls, and the saturated liquid refrigerants in gas-liquid two-phase refrigerant flows downward along described housing 10 inwalls, after described rectifying component 50 rectifications separation, as shown in solid arrow B in Fig. 2, vertically along described housing 10 inwalls, flow downward, now because described drain pipe 40 is closed, therefore saturated liquid refrigerants is at the bottom of described accommodating cavity 101 savings.Simultaneously, the gas-liquid two-phase refrigerant forming below described rectifying component 50, can and carry out secondary separation through described rectifying component 50 rectifications, saturated liquid refrigerants is intercepted by described rectifying component 50, and as shown in dotted arrow C in Fig. 2, saturated gaseous coolant enters the top of described accommodating cavity 101 by described rectifying component 50, further reduced the wadding of gas-liquid two-phase refrigerant in flash vessel disorderly, and after the second port that isolated saturated gaseous coolant is positioned at the described escape pipe 30 of described accommodating cavity 101 tops sucks, in the process by described escape pipe 30, carry out heat exchange with the saturated liquid refrigerants of savings in described accommodating cavity 101 bottoms, because the saturated gaseous state refrigerant temperature after throttling is lower than saturated liquid refrigerant temperature, therefore after carrying out heat exchange, saturated gaseous coolant absorbs heat and becomes the overheated gaseous coolant with certain degree of superheat, and sucked by compressor gas supplementing opening from the first port of described escape pipe 30, and the enthalpy of saturated liquid refrigerants reduces, it is no longer saturated liquid refrigerants, but there is the supercooled liquid refrigerant of certain degree of supercooling, therefore improved Energy Efficiency Ratio, and when having stopped saturated gaseous coolant and having run into the ambient temperature lower than saturation temperature corresponding to flash vessel internal pressure, be condensed into saturated liquid refrigerants, and then there is the situation that part is sucked by compressor gas supplementing opening with aqueous condition, improved the reliability of compressor.
As shown in Figure 3, Fig. 3 is the structural representation of the second port scarf of the feed tube of the utility model flash vessel; Further, the second port of described feed tube 20 is scarf, so that described gas-liquid two-phase refrigerant flows out better, and described scarf is right against described housing 10 inwall settings, also be, described scarf and described housing 10 inwalls keep the state of almost parallel, make gas-liquid two-phase refrigerant can better rotating flow be injected on described housing 10 inwalls and along under wall flow.
Further, as shown in Figures 1 and 2, described escape pipe 30 comprises the heat exchange department 301 that is positioned at described accommodating cavity 101, described heat exchange department 301 is positioned at the below of described rectifying component 50, after the second port that makes isolated saturated gaseous coolant be positioned at the described escape pipe 30 of described accommodating cavity 101 tops sucks, in the process by described escape pipe 30, carry out heat exchange with the saturated liquid refrigerants of savings in described accommodating cavity 101 bottoms, and then raising Energy Efficiency Ratio, when stopping saturated gaseous coolant and running into the ambient temperature lower than saturation temperature corresponding to flash vessel internal pressure, be condensed into saturated liquid refrigerants, and then there is the situation that part is sucked by compressor gas supplementing opening with aqueous condition, improve the reliability of compressor.As preferably, as shown in Figure 1, in the present embodiment, described heat exchange department 301 is the second coil pipe arranging in the shape of a spiral, helical design increases the heat exchange area of described heat exchange department 301, its heat exchange amount is increased, and Energy Efficiency Ratio further gets a promotion, but in the utility model, described heat exchange department is not limited to as helical form, also can be for increasing the various shapes of heat exchange area, such as, it is U-shaped that a plurality of head and the tail connect etc.Further, in order to utilize better savings at the saturated liquid refrigerants of described accommodating cavity 101 bottoms, in the process that makes to put aside gradually at saturated liquid refrigerants, saturated gaseous coolant in described heat exchange department 301 just can start to carry out as early as possible heat exchange with it, in the utility model one embodiment, described heat exchange department 301 is positioned at the bottom of described housing 10, and further, described heat exchange department 301 can be arranged at the bottom of described housing 10.
With reference to Fig. 4, Fig. 4 is the structural representation of rectifying component one embodiment of the utility model flash vessel.Further, described rectifying component 50 is provided with the filter screen 501 for filtering for refrigerant, gas-liquid two-phase refrigerant carries out rectification with separated by described filter screen 501, in the present embodiment, described filter screen 501 is by interlaced rectangular being interwoven, but in the utility model, be not limited to structure shown in figure, as long as described filter screen 501 can reach the effect of separated gas-liquid two-phase refrigerant.As preferably, on described rectifying component 50, be also provided with reinforcement 502, for increasing the intensity of described rectifying component 50, make it fixing with described housing 10 better.
Further, described drain pipe 40 is arranged at the bottom of described housing 10, also, when needs are derived liquid refrigerants, facilitates liquid refrigerants to flow out better.As preferably, described the first coil pipe 201, around the second port setting of described escape pipe 30, make the structure of flash vessel more compact, and the second port of described escape pipe 30 absorbs the better effects if of saturated gaseous coolant.
The utility model further provides a kind of air-conditioning, comprises the flash vessel described in claim.The present embodiment gas-liquid two-phase refrigerant by described the first coil pipe 201 enter described accommodating cavity 101 interior after, saturated liquid refrigerants forms rotating flow at the inwall of described housing 10, and put aside the bottom at described accommodating cavity 101 after described rectifying component 50 rectifications separation, simultaneously, gas-liquid two-phase refrigerant below described rectifying component 50 can and carry out secondary separation through described rectifying component 50 rectifications, further reduced the wadding of gas-liquid two-phase refrigerant in flash vessel disorderly, stopped saturated gaseous coolant the situation that part is sucked by compressor gas supplementing opening with liquid can occur, improved the reliability of compressor, and isolated saturated gaseous coolant carries out heat exchange with the saturated liquid refrigerants of savings in described accommodating cavity 101 bottoms after being sucked by the second port of described escape pipe 30 in the process by described escape pipe 30, has promoted system energy efficiency.
The foregoing is only preferred embodiment of the present utility model; not thereby limit its scope of the claims; every equivalent structure or conversion of equivalent flow process that utilizes the utility model description and accompanying drawing content to do; directly or indirectly be used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (10)
1. a flash vessel, is characterized in that, comprising:
Housing, inside is provided with accommodating cavity;
Feed tube, the first port of described feed tube stretches out described housing, and the second port is positioned at described housing and communicates with described accommodating cavity; Described feed tube comprises the first coil pipe arranging in the shape of a spiral, and described the first coil pipe is positioned at the second port of described feed tube;
Escape pipe, the first port of described escape pipe stretches out described housing, and the second port is positioned at described housing; The second port of described escape pipe is higher than the second port of described feed tube;
Drain pipe, the first port of described drain pipe stretches out described housing, and the second port is positioned at described housing and communicates with described accommodating cavity;
Rectifying component, described rectifying component is fixed in described housing, and it is positioned at the below of the second port of described feed tube, and the second port of described escape pipe communicates with described accommodating cavity through after described rectifying component.
2. flash vessel as claimed in claim 1, is characterized in that, the second port of described feed tube is scarf, and described scarf is right against described inner walls setting.
3. flash vessel as claimed in claim 1, is characterized in that, described escape pipe comprises the heat exchange department that is positioned at described accommodating cavity, and described heat exchange department is positioned at the below of described rectifying component.
4. flash vessel as claimed in claim 3, is characterized in that, described heat exchange department is the second coil pipe arranging in the shape of a spiral.
5. flash vessel as claimed in claim 3, is characterized in that, described heat exchange department is positioned at the bottom of described housing.
6. flash vessel as claimed in claim 1, is characterized in that, described rectifying component is provided with the filter screen for filtering for refrigerant.
7. flash vessel as claimed in claim 6, is characterized in that, is also provided with reinforcement on described rectifying component.
8. flash vessel as claimed in claim 1, is characterized in that, described drain pipe is arranged at the bottom of described housing.
9. flash vessel as claimed in claim 1, is characterized in that, described the first coil pipe is around the second port setting of described escape pipe.
10. an air-conditioning, is characterized in that, comprises the flash vessel described in claim 1 to 9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420070598.7U CN203719273U (en) | 2014-02-18 | 2014-02-18 | Flash evaporator and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420070598.7U CN203719273U (en) | 2014-02-18 | 2014-02-18 | Flash evaporator and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203719273U true CN203719273U (en) | 2014-07-16 |
Family
ID=51158420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420070598.7U Withdrawn - After Issue CN203719273U (en) | 2014-02-18 | 2014-02-18 | Flash evaporator and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203719273U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104848612A (en) * | 2014-02-18 | 2015-08-19 | 美的集团股份有限公司 | Flash evaporator and air conditioner |
| CN104879970A (en) * | 2015-06-03 | 2015-09-02 | 中国科学院广州能源研究所 | Variable-space variable-structure double-centrifugation flash evaporator |
| CN105135766A (en) * | 2015-09-13 | 2015-12-09 | 华南理工大学 | Bi-directional spiral flash vessel applied to air-supplementing and enthalpy-increasing heat pump air-conditioning system |
| CN105466090A (en) * | 2014-09-12 | 2016-04-06 | 丹佛斯（天津）有限公司 | Flash tank and refrigeration system with same |
| CN105546893A (en) * | 2016-02-26 | 2016-05-04 | 珠海格力电器股份有限公司 | Flash evaporation device, compressor system and air conditioner |
-
2014
- 2014-02-18 CN CN201420070598.7U patent/CN203719273U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104848612A (en) * | 2014-02-18 | 2015-08-19 | 美的集团股份有限公司 | Flash evaporator and air conditioner |
| CN104848612B (en) * | 2014-02-18 | 2017-06-06 | 美的集团股份有限公司 | Flash vessel and air-conditioning |
| CN105466090A (en) * | 2014-09-12 | 2016-04-06 | 丹佛斯（天津）有限公司 | Flash tank and refrigeration system with same |
| CN104879970A (en) * | 2015-06-03 | 2015-09-02 | 中国科学院广州能源研究所 | Variable-space variable-structure double-centrifugation flash evaporator |
| CN105135766A (en) * | 2015-09-13 | 2015-12-09 | 华南理工大学 | Bi-directional spiral flash vessel applied to air-supplementing and enthalpy-increasing heat pump air-conditioning system |
| CN105546893A (en) * | 2016-02-26 | 2016-05-04 | 珠海格力电器股份有限公司 | Flash evaporation device, compressor system and air conditioner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140716 Effective date of abandoning: 20170606 |
|
| AV01 | Patent right actively abandoned |