CN201786662U - Rotary dual-rotor compressor - Google Patents
Rotary dual-rotor compressor Download PDFInfo
- Publication number
- CN201786662U CN201786662U CN2010205070737U CN201020507073U CN201786662U CN 201786662 U CN201786662 U CN 201786662U CN 2010205070737 U CN2010205070737 U CN 2010205070737U CN 201020507073 U CN201020507073 U CN 201020507073U CN 201786662 U CN201786662 U CN 201786662U
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- pump housing
- low pressure
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Abstract
The utility model discloses a rotary dual-rotor compressor which comprises a housing, wherein a low-pressure cylinder, an intermediate cylinder and a high-pressure cylinder are arranged in the housing, the low-pressure cylinder is communicated with the intermediate cylinder, and the intermediate cylinder is communicated with the high-pressure cylinder; and the low-pressure cylinder, the intermediate cylinder and the high-pressure cylinder are coaxially arranged, and the intermediate cylinder is positioned between the low-pressure cylinder and the high-pressure cylinder. The rotary dual-rotor compressor can reduce exhaust resistance and improve the performances of the compressor.
Description
Technical field
The utility model belongs to field of air conditioning, is specifically related to a kind of rotary two-spool compressor.
Background technique
Decreased performance is obvious during common compressor low-temperature heating, so need just can reach the demand of system to heating capacity by the auxiliary electrical heating, power consumption will increase like this; Existing rotary two-spool compressor adopts upper cylinder make progress exhaust, the downward exhaust of lower cylinder mostly, by opening the gas guiding of discharging is upwards discharged, and this exhaust structure just makes exhaust resistance increase, and reduces the performance of compressor again.
Because existing rotary two-spool compressor structural limitations, the twin-stage that existing R22 and R410A refrigerant are used is compressed with the branch of double-machine two-stage compression system and single machine two-stage compressor assembly, the double-machine two-stage compression system can't be applied in more greatly on the float amount air-conditioning, and the middle cooling effect of single machine two-stage compressor is very poor, cause the efficiency grade not high, also further have influence on the Applicable scope of rotary two-spool compressor.
Summary of the invention
The purpose of this utility model is to overcome the defective of prior art, and a kind of rotary two-spool compressor is provided, and the utility model has reduced exhaust resistance, has improved the performance of compressor.
Its technological scheme is as follows:
A kind of rotary two-spool compressor comprises housing, is provided with low pressure (LP) cylinder, middle cylinder and high-pressure cylinder in housing, and low pressure (LP) cylinder communicates with middle cylinder, and middle cylinder communicates with high-pressure cylinder; The coaxial setting of low pressure (LP) cylinder, middle cylinder and high-pressure cylinder, and middle cylinder is between low pressure (LP) cylinder and high-pressure cylinder.
The technological scheme of the further refinement of aforementioned techniques scheme can be:
On middle cylinder, be connected with and increase the enthalpy pipe.
Between described middle cylinder and described high-pressure cylinder, be provided with pump housing dividing plate.
Bottom at described low pressure (LP) cylinder is provided with lower flange, is provided with upper flange on the top of described high-pressure cylinder.
In described housing, also be provided with rotor and live axle, middle part at described low pressure (LP) cylinder, middle cylinder, high-pressure cylinder, pump housing dividing plate, lower flange and upper flange is equipped with axis hole, and live axle inserts in the axis hole of described low pressure (LP) cylinder, middle cylinder, high-pressure cylinder, pump housing dividing plate, lower flange and upper flange and with described rotor and is connected.
On described low pressure (LP) cylinder, be provided with pump housing intakeport and pump housing relief opening, on described middle cylinder, be provided with and increase enthalpy mouth and intermediate exhaust mouth, on described pump housing dividing plate, be provided with communication port, on described high-pressure cylinder, be provided with high pressure intakeport and high-pressure exhaust, on described upper flange, be provided with total relief opening; Described pump housing intakeport communicates with total relief opening by pump housing relief opening, intermediate exhaust mouth, communication port, high pressure intakeport and high-pressure exhaust successively.
The described enthalpy pipe that increases communicates with described middle cylinder by increasing the enthalpy mouth.Increase the enthalpy mouth and enter middle cylinder from increasing enthalpy Guan Jing from the refrigerant in compressor tonifying Qi loop.
In sum, the utility model has the advantages that:
Because low pressure (LP) cylinder, middle cylinder and the coaxial setting of high-pressure cylinder, and middle cylinder is located between low pressure (LP) cylinder and the high-pressure cylinder, refrigerant is after the low pressure (LP) cylinder pressurization, directly enter middle cylinder from low pressure (LP) cylinder, enter the high-pressure cylinder pressurization from middle cylinder again, the stroke of refrigerant is short, and exhaust resistance is little, reduce refrigerant overheated in air-breathing, improved performance and the reliability of compressor.
Description of drawings
Fig. 1 is the sectional view of the described rotary two-spool compressor of the utility model embodiment;
Fig. 2 is among Fig. 1, the decomposition chart of part parts;
Fig. 3 is among Fig. 1, the decomposition chart at another visual angle of part parts;
Description of reference numerals:
1, housing, 2, low pressure (LP) cylinder, 3, middle cylinder, 4, high-pressure cylinder, 5, pump housing dividing plate, 6, lower flange, 7, upper flange, 8, live axle, 9, rotor, 10, axis hole, 11, pump housing intakeport, 12, pump housing relief opening, 13, the intermediate exhaust mouth, 14, increase the enthalpy mouth, 15, communication port, 16, the high pressure intakeport, 17, high-pressure exhaust, 18, total relief opening, 19, liquor separator, 20, increase the enthalpy pipe.
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is elaborated:
As shown in Figure 1 to Figure 3, a kind of rotary double rotor 9 compressors comprise housing 1, are provided with low pressure (LP) cylinder 2, middle cylinder 3 and high-pressure cylinder 4 in housing 1, and low pressure (LP) cylinder 2 communicates with middle cylinder 3, and middle cylinder 3 communicates with high-pressure cylinder 4; Low pressure (LP) cylinder 2, middle cylinder 3 and high-pressure cylinder 4 coaxial settings, and middle cylinder 3 is between low pressure (LP) cylinder 2 and high-pressure cylinder 4.
Wherein, on middle cylinder 3, be connected with and increase enthalpy pipe 20, between middle cylinder 3 and high-pressure cylinder 4, be provided with pump housing dividing plate 5, be provided with lower flange 6 in the bottom of low pressure (LP) cylinder 2, be provided with upper flange 7 on the top of high-pressure cylinder 4, in housing 1, also be provided with rotor 9 and live axle 8, middle part at low pressure (LP) cylinder 2, middle cylinder 3, high-pressure cylinder 4, pump housing dividing plate 5, lower flange 6 and upper flange 7 is equipped with axis hole 10, and live axle 8 inserts in the axis hole 10 of low pressure (LP) cylinder 2, middle cylinder 3, high-pressure cylinder 4, pump housing dividing plate 5, lower flange 6 and upper flange 7 and with rotor 9 and is connected.
On low pressure (LP) cylinder 2, be provided with pump housing intakeport 11 and pump housing relief opening 12, on middle cylinder 3, be provided with and increase enthalpy mouth 14 and intermediate exhaust mouth 13, on pump housing dividing plate 5, be provided with communication port 15, on high-pressure cylinder 4, be provided with high pressure intakeport 16 and high-pressure exhaust 17, on upper flange 7, be provided with total relief opening 18; Pump housing intakeport 11 communicates with total relief opening 18 by pump housing relief opening 12, intermediate exhaust mouth 13, communication port 15, high pressure intakeport 16 and high-pressure exhaust 17 successively.
In the course of the work, refrigerant enters compressor from liquor separator 19, and enter low pressure (LP) cylinder 2 by pump housing intakeport 11, carry out the pressurization first time by low pressure (LP) cylinder 2, discharge after intermediate exhaust mouth 13 enters middle cylinder 3 from pump housing relief opening 12, another part enters middle cylinder 3 from increasing enthalpy pipe 20 through increasing enthalpy mouth 14 from the refrigerant in compressor tonifying Qi loop simultaneously, mix in middle cylinder 3 with preceding a part of refrigerant, the communication port 15 of refrigerant on pump housing dividing plate 5 after mixed enters high-pressure cylinder 4 by intakeport 16 sides of high-pressure cylinder, carry out the secondary pressurization through high-pressure cylinder 4, the refrigerant of high pressure is through high-pressure exhaust 17, total relief opening 18 is discharged.Increasing enthalpy pipe 20 communicates with middle cylinder 6 by increasing enthalpy mouth 14.Refrigerant from compressor tonifying Qi loop enters middle cylinder 6 from increasing enthalpy pipe 20 through increasing enthalpy mouth 14.
Because low pressure (LP) cylinder 2, middle cylinder 3 and high-pressure cylinder 4 coaxial settings, and middle cylinder 3 is located between low pressure (LP) cylinder 2 and the high-pressure cylinder 4, refrigerant is after low pressure (LP) cylinder 2 pressurizations, directly enter middle cylinder 3 from low pressure (LP) cylinder 2, enter high-pressure cylinder 4 pressurizations from middle cylinder 3 again, the stroke of refrigerant is short, and exhaust resistance is little, reduce refrigerant overheated in air-breathing, improved performance and the reliability of compressor.
Only be specific embodiment of the utility model below, do not limit protection domain of the present utility model with this; Any replacement and the improvement done on the basis of not violating the utility model design all belong to protection domain of the present utility model.
Claims (7)
1. a rotary two-spool compressor comprises housing, is provided with low pressure (LP) cylinder, middle cylinder and high-pressure cylinder in housing, and low pressure (LP) cylinder communicates with middle cylinder, and middle cylinder communicates with high-pressure cylinder; It is characterized in that, the coaxial setting of low pressure (LP) cylinder, middle cylinder and high-pressure cylinder, and middle cylinder is between low pressure (LP) cylinder and high-pressure cylinder.
2. rotary according to claim 1 two-spool compressor is characterized in that, is connected with to increase the enthalpy pipe on middle cylinder.
3. rotary according to claim 1 two-spool compressor is characterized in that, is provided with pump housing dividing plate between described middle cylinder and described high-pressure cylinder.
4. as rotary two-spool compressor as described in the claim 3, it is characterized in that, be provided with lower flange, be provided with upper flange on the top of described high-pressure cylinder in the bottom of described low pressure (LP) cylinder.
5. as rotary two-spool compressor as described in the claim 4, it is characterized in that, in described housing, also be provided with rotor and live axle, middle part at described low pressure (LP) cylinder, middle cylinder, high-pressure cylinder, pump housing dividing plate, lower flange and upper flange is equipped with axis hole, and live axle inserts in the axis hole of described low pressure (LP) cylinder, middle cylinder, high-pressure cylinder, pump housing dividing plate, lower flange and upper flange and with described rotor and is connected.
6. as rotary two-spool compressor as described in claim 4 or 5, it is characterized in that, on described low pressure (LP) cylinder, be provided with pump housing intakeport and pump housing relief opening, on described middle cylinder, be provided with and increase enthalpy mouth and intermediate exhaust mouth, on described pump housing dividing plate, be provided with communication port, on described high-pressure cylinder, be provided with high pressure intakeport and high-pressure exhaust, on described upper flange, be provided with total relief opening; Described pump housing intakeport communicates with total relief opening by pump housing relief opening, intermediate exhaust mouth, communication port, high pressure intakeport and high-pressure exhaust successively.
7. rotary two-spool compressor as claimed in claim 6, the described enthalpy pipe that increases communicates with described middle cylinder by increasing the enthalpy mouth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205070737U CN201786662U (en) | 2010-08-26 | 2010-08-26 | Rotary dual-rotor compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205070737U CN201786662U (en) | 2010-08-26 | 2010-08-26 | Rotary dual-rotor compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201786662U true CN201786662U (en) | 2011-04-06 |
Family
ID=43818627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205070737U Expired - Lifetime CN201786662U (en) | 2010-08-26 | 2010-08-26 | Rotary dual-rotor compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201786662U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102374167A (en) * | 2010-08-26 | 2012-03-14 | 珠海格力节能环保制冷技术研究中心有限公司 | Rotary dual-rotor compressor |
| CN102966544A (en) * | 2011-08-31 | 2013-03-13 | 珠海格力节能环保制冷技术研究中心有限公司 | Two-stage enthalpy-increasing compressor |
-
2010
- 2010-08-26 CN CN2010205070737U patent/CN201786662U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102374167A (en) * | 2010-08-26 | 2012-03-14 | 珠海格力节能环保制冷技术研究中心有限公司 | Rotary dual-rotor compressor |
| CN102374167B (en) * | 2010-08-26 | 2015-07-22 | 珠海格力节能环保制冷技术研究中心有限公司 | Rotary dual-rotor compressor |
| CN102966544A (en) * | 2011-08-31 | 2013-03-13 | 珠海格力节能环保制冷技术研究中心有限公司 | Two-stage enthalpy-increasing compressor |
| CN102966544B (en) * | 2011-08-31 | 2015-11-04 | 珠海格力节能环保制冷技术研究中心有限公司 | Dual-level enthalpy adding compressor |
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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: 20110406 Effective date of abandoning: 20150722 |
|
| RGAV | Abandon patent right to avoid regrant |