CN202228360U - Double-stage enthalpy increase compressor - Google Patents
Double-stage enthalpy increase compressor Download PDFInfo
- Publication number
- CN202228360U CN202228360U CN 201120363306 CN201120363306U CN202228360U CN 202228360 U CN202228360 U CN 202228360U CN 201120363306 CN201120363306 CN 201120363306 CN 201120363306 U CN201120363306 U CN 201120363306U CN 202228360 U CN202228360 U CN 202228360U
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- low pressure
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Abstract
The utility model discloses a double-stage enthalpy increase compressor, which comprises a casing. A crank shaft, a low pressure cylinder and a high pressure cylinder are arranged in the casing. A low pressure eccentric portion and a high pressure eccentric portion are arranged on the crank shaft and respectively matched with the low pressure cylinder and the high pressure cylinder. A high pressure opening is arranged on the high pressure cylinder, and a low pressure opening is arranged on the low pressure cylinder and is communicated with a gas-iquid separator. A bypass opening is arranged on the low pressure cylinder and is communicated with the gas-liquid separator through a bypass pipe, and a control valve is arranged on the bypass pipe. The double-stage enthalpy increase compressor is capable of effectively improving heat effect and reducing energy consumption.
Description
Technical field
The utility model relates to a kind of twin-stage and increases the enthalpy compressor.
Background technique
The energy resources of China are very limited, and ecological environmental pollution is serious day by day with destruction, and energy-conservation and ecological, environmental protective has become the serious day by day problem of China; In recent years, country has also put into effect a series of incentive policy, under this big environmental background; The air conditioner power-saving technology also obtains attention more and more widely, and compressor is as a vitals of air conditioner, and its structure plays very crucial effect for air conditioner energy-conservation; For existing twin-stage increased the enthalpy compressor, under ultra-low temperature surroundings, heat-exchange working medium still need carry out pressurizing circulation in low pressure (LP) cylinder and high-pressure cylinder; It is lower to cause existing twin-stage to increase enthalpy compressor efficiency, remains further to be improved.
Summary of the invention
The purpose of the utility model is to overcome the defective of existing technology, provides a kind of twin-stage to increase the enthalpy compressor, the utility model can effectively improve compressor heat imitate, cut down the consumption of energy.
Its technological scheme is following.
A kind of twin-stage increases the enthalpy compressor, comprises housing, in housing, is provided with bent axle, low pressure (LP) cylinder and high-pressure cylinder, on bent axle, is provided with low pressure eccentric part and high pressure eccentric part, and low pressure eccentric part, high pressure eccentric part cooperate with low pressure (LP) cylinder, high-pressure cylinder respectively; On high-pressure cylinder, be provided with high-pressure mouth, on low pressure (LP) cylinder, be provided with low pressure port, low pressure port communicates with gas-liquid separator; On low pressure (LP) cylinder, also be provided with by-pass port, this by-pass port communicates with said gas-liquid separator through bypass tube.
Describe in the face of the further technological scheme of the utility model down.
Said gas-liquid separator includes import and outlet, and the outlet of gas-liquid separator communicates with said low pressure port, and said bypass tube communicates with the import of gas-liquid separator.
On bypass tube, be provided with control valve.
Said control valve is a solenoid valve.
Below said low pressure (LP) cylinder, be provided with lower flange, on lower flange, be provided with the expansion silencing cavity and increase the enthalpy mouth, between high-pressure cylinder and low pressure (LP) cylinder, be provided with dividing plate, the said enthalpy mouth that increases communicates with said high-pressure cylinder after through said expansion silencing cavity, dividing plate.
The diameter of said by-pass port is 2 millimeters to 9 millimeters.
Preferably, the diameter of said by-pass port is 6.5 millimeters.
Said low pressure port, by-pass port both become 5 degree to 180 degree angles with respect to the center of said low pressure (LP) cylinder.
Preferably, said angle is 120 degree.
Advantage or principle in the face of the utility model describes down:
1, under heating condition; Control valve on the bypass tube is closed, and heat-exchange working medium gets into gas-liquid separator, and gets into the compressor low pressure port from gas-liquid separator; Pressurization for the first time in low pressure (LP) cylinder again; After getting into high cylinder again and carrying out second time pressurization, the heat-exchange working medium of high pressure is discharged through the compressor high-pressure mouth, and this moment is maximum from the amount of the heat-exchange working medium that the compressor high-pressure mouth is discharged; Under refrigeration mode, can open the control valve on the bypass tube, make the heat-exchange working medium in the low pressure (LP) cylinder get into gas-liquid separator once more through bypass tube without compressor pressurizes, improved the efficiency of compressor;
2, in compressor operation, can also increase the enthalpy tonifying Qi to compressor through increasing the enthalpy mouth, thereby improve the flow of heat-exchange working medium in system, to have improved the performance of compressor;
3, the diameter of by-pass port is 2 millimeters to 9 millimeters, further combines the aperture of control valve, and the amount of the heat-exchange working medium through bypass tube is regulated, and compressor is moved in optimum condition;
4, owing to the heat-exchange working medium in the low pressure (LP) cylinder pressurizes under the effect of low pressure eccentric part; The low pressure eccentric part is also by-pass port, low pressure port contact successively in rotary course, so both are extremely important with respect to the angle at the center of said low pressure (LP) cylinder for low pressure port, by-pass port; Its angle adopts 5 degree to 180 degree; Can effectively meet the demands, preferred, this angle is selected 120 degree for use.
Description of drawings
Fig. 1 is the utilization schematic representation of the said compressor of the utility model embodiment in air-conditioning system;
Fig. 2 is the structural drawing of compressor;
Fig. 3 is the plan view of Fig. 2;
Fig. 4 is the angle schematic representation between low pressure port and the by-pass port;
Fig. 5 is the sectional view of compressor;
Description of reference numerals:
1, compressor, 2, vaporizer, 3, condenser, 4, flash vessel, 5, housing, 6, bent axle; 7, low pressure (LP) cylinder, 8, high-pressure cylinder, 9, the low pressure eccentric part, 10, low pressure port, 11, gas-liquid separator; 12, by-pass port, 13, bypass tube, 14, control valve, 15, lower flange, 16, increase the enthalpy mouth.
Embodiment
Embodiment in the face of the utility model is elaborated down.
Extremely shown in Figure 5 like Fig. 2; Structural drawing for the said compressor of present embodiment; Its use-case in air conditioner is seen shown in Figure 1; This air conditioner comprises vaporizer 2, condenser 3, double rotor type compressor 1, flash vessel 4 and throttle element (not shown), and vaporizer 2, condenser 3, double rotor type compressor 1 and throttle element are through connecting tube connection formation heat-exchange working medium circulation loop.
Wherein, twin-stage increases enthalpy compressor 1 and comprises housing 5, in housing 5, is provided with bent axle 6, low pressure (LP) cylinder 7 and high-pressure cylinder 8, on bent axle 6, is provided with low pressure eccentric part 9 and high pressure eccentric part, and low pressure eccentric part 9, high pressure eccentric part cooperate with low pressure (LP) cylinder 7, high-pressure cylinder 8 respectively; On high-pressure cylinder 8, be provided with high-pressure mouth, on low pressure (LP) cylinder 7, be provided with low pressure port 10, low pressure port 10 communicates with gas-liquid separator 11; On low pressure (LP) cylinder 7, also be provided with by-pass port 12, this by-pass port 12 communicates with said gas-liquid separator 11 through bypass tube 13, on bypass tube 13, is provided with control valve 14.
Said gas-liquid separator 11 includes import and outlet, and the outlet of gas-liquid separator 11 communicates with said low pressure port 10, and said bypass tube 13 communicates with the import of gas-liquid separator 11.Said control valve 14 is a solenoid valve.Below said low pressure (LP) cylinder 7, be provided with lower flange 15, on lower flange 15, be provided with the expansion silencing cavity and increase enthalpy mouth 16, between high-pressure cylinder 8 and low pressure (LP) cylinder 7, be provided with dividing plate, the said enthalpy mouth 16 that increases communicates with said high-pressure cylinder 8 after through said expansion silencing cavity, dividing plate.The diameter of said by-pass port 12 is 6.5 millimeters.Both become 120 degree angles with respect to the center of said low pressure (LP) cylinder 7 said low pressure port 10, by-pass port 12.
Present embodiment has following advantage:
1, under heating condition; Control valve 14 on the bypass tube 13 is closed, and heat-exchange working medium gets into gas-liquid separator 11, and gets into compressor 1 low pressure port 10 from gas-liquid separator 11; Pressurization for the first time in low pressure (LP) cylinder 7 again; After getting into high cylinder again and carrying out second time pressurization, the heat-exchange working medium of high pressure is discharged through compressor 1 high-pressure mouth, and this moment is maximum from the amount of the heat-exchange working medium that compressor 1 high-pressure mouth is discharged; Under refrigeration mode, can open the control valve 14 on the bypass tube 13, make the heat-exchange working medium in the low pressure (LP) cylinder 7 get into gas-liquid separator 11 once more through bypass tube 13 without compressor 1 pressurization, improved the efficiency of compressor 1;
2, in compressor 1 working procedure, can also increase the enthalpy tonifying Qi through increasing 16 pairs of compressors 1 of enthalpy mouth, promptly the heat-exchange working medium in the flash vessel 4 gets into and increases enthalpy mouth 16 through increasing the enthalpy pipe, thereby improves the flow of heat-exchange working medium in system, to have improved the performance of compressor 1;
3, the diameter of by-pass port 12 is 2 millimeters to 9 millimeters, further combines the aperture of control valve 14, and the amount of the heat-exchange working medium through bypass tube 13 is regulated, and compressor 1 is moved in optimum condition;
4, owing to the heat-exchange working mediums in the low pressure (LP) cylinder 7 pressurize under the effect of low pressure eccentric part 9; Low pressure eccentric part 9 is also by-pass port 12, low pressure port 10 contacts successively in rotary course; So; Both are extremely important with respect to the angle at the center of said low pressure (LP) cylinder 7 for low pressure port 10, by-pass port 12, and in the present embodiment, its angle adopts 120 degree.
More than be merely the specific embodiment of the utility model, do not limit the protection domain of the utility model with this; Do not violate any replacement and the improvement of being done on the basis of the utility model design, all belonging to the protection domain of the utility model.
Claims (9)
1. a twin-stage increases the enthalpy compressor, comprises housing, in housing, is provided with bent axle, low pressure (LP) cylinder and high-pressure cylinder, on bent axle, is provided with low pressure eccentric part and high pressure eccentric part, and low pressure eccentric part, high pressure eccentric part cooperate with low pressure (LP) cylinder, high-pressure cylinder respectively; On high-pressure cylinder, be provided with high-pressure mouth, on low pressure (LP) cylinder, be provided with low pressure port, low pressure port communicates with gas-liquid separator; It is characterized in that on low pressure (LP) cylinder, also be provided with by-pass port, this by-pass port communicates with said gas-liquid separator through bypass tube.
2. twin-stage increases the enthalpy compressor according to claim 1, it is characterized in that, said gas-liquid separator includes import and outlet, and the outlet of gas-liquid separator communicates with said low pressure port, and said bypass tube communicates with the import of gas-liquid separator.
3. twin-stage increases the enthalpy compressor according to claim 1, it is characterized in that, on bypass tube, is provided with control valve.
4. increase the enthalpy compressor like the said twin-stage of claim 3, it is characterized in that, said control valve is a solenoid valve.
5. twin-stage increases the enthalpy compressor according to claim 1; It is characterized in that; Below said low pressure (LP) cylinder, be provided with lower flange; On lower flange, be provided with the expansion silencing cavity and increase the enthalpy mouth, between high-pressure cylinder and low pressure (LP) cylinder, be provided with dividing plate, the said enthalpy mouth that increases communicates with said high-pressure cylinder after through said expansion silencing cavity, dividing plate.
6. increase the enthalpy compressor like each said twin-stage in the claim 1 to 5, it is characterized in that, the diameter of said by-pass port is 2 millimeters to 9 millimeters.
7. increase the enthalpy compressor like the said twin-stage of claim 6, it is characterized in that, the diameter of said by-pass port is 6.5 millimeters.
8. increase the enthalpy compressor like each said twin-stage in the claim 1 to 5, it is characterized in that, said low pressure port, by-pass port both become 5 degree to 180 degree angles with respect to the center of said low pressure (LP) cylinder.
9. increase the enthalpy compressor like the said twin-stage of claim 8, it is characterized in that, said angle is 120 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120363306 CN202228360U (en) | 2011-09-26 | 2011-09-26 | Double-stage enthalpy increase compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120363306 CN202228360U (en) | 2011-09-26 | 2011-09-26 | Double-stage enthalpy increase compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202228360U true CN202228360U (en) | 2012-05-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120363306 Expired - Lifetime CN202228360U (en) | 2011-09-26 | 2011-09-26 | Double-stage enthalpy increase compressor |
Country Status (1)
| Country | Link |
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| CN (1) | CN202228360U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103629112A (en) * | 2012-08-21 | 2014-03-12 | 珠海格力节能环保制冷技术研究中心有限公司 | Rotary compressor and pump body assembly thereof |
-
2011
- 2011-09-26 CN CN 201120363306 patent/CN202228360U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103629112A (en) * | 2012-08-21 | 2014-03-12 | 珠海格力节能环保制冷技术研究中心有限公司 | Rotary compressor and pump body assembly thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120523 |