CN201851359U - Pump body with countersunk head slot and dual-rotor two-stage enthalpy-increase compressor provided with same - Google Patents
Pump body with countersunk head slot and dual-rotor two-stage enthalpy-increase compressor provided with same Download PDFInfo
- Publication number
- CN201851359U CN201851359U CN2010205034660U CN201020503466U CN201851359U CN 201851359 U CN201851359 U CN 201851359U CN 2010205034660 U CN2010205034660 U CN 2010205034660U CN 201020503466 U CN201020503466 U CN 201020503466U CN 201851359 U CN201851359 U CN 201851359U
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- countersunk head
- cylinder
- head groove
- lower cylinder
- groove
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Abstract
The utility model discloses a pump body with a countersunk head slot and a dual-rotor two-stage enthalpy-increase compressor provided with the pump body. The flow resistance of link refrigerant gas is reduced by forming a countersunk head slot communicated with a lower air cylinder circulation slot on a lower air cylinder and increasing the cross sectional area of the lower air cylinder longitudinally communicated with a partition board circulation groove; and the flow resistance of link refrigerant gas is also reduced by forming a countersunk head slot communicated with an upper air cylinder suction port on an upper air cylinder and increasing the cross sectional area of a high-pressure cylinder longitudinally communicated with the partition board circulation groove, and the sealing structures of the upper air cylinder and the lower air cylinder with a partition board are changed so as to increase the sealing area and reduce the leakage, thereby improving the performance and the reliability of the dual-rotor two-stage enthalpy-increase compressor.
Description
Technical field
The utility model relates to a kind of compressor field, refers in particular to a kind of double rotor two-stage that has the pump housing of countersunk head groove and have this pump housing and increases the enthalpy compressor.
Background technique
The prior art compressor is divided into: single stage compressor and compound compressor.For the ordinary single-stage compressor, Energy Efficiency Ratio descends obviously during its low-temperature heating, thus need just can reach the demand of system by the auxiliary electrical heating to heating capacity, corresponding, will increase energy consumption; And existing compound compressor refrigerant adopts CO mostly
2, and the pressure that this refrigerant produces when work is very big, very high to the compressor requirement of strength; The twin-stage that existing R22 and R410A refrigerant are used is compressed with the branch of double-machine two-stage compression and unit single stage compressor system, 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, causes the efficiency grade not high.
Therefore, the utility model provides a kind of double rotor two-stage that has the pump housing of countersunk head groove and have this pump housing to increase the enthalpy compressor, it can improve refrigeration (heat) amount and efficiency grade that the double rotor two-stage increases the enthalpy compressor, improves the reliability that the double rotor two-stage increases the enthalpy compressor.
The model utility content
The utility model provides a kind of double rotor two-stage that has the pump housing of countersunk head groove and have this pump housing to increase the enthalpy compressor, it not only can improve refrigeration (heat) amount and efficiency grade that the double rotor two-stage increases the enthalpy compressor, and increased the part sealing area, reduce the gas leakage loss, improve the reliability that the double rotor two-stage increases the enthalpy compressor.
The utility model is achieved in that
A kind of pump housing that has the countersunk head groove, it includes: the from top to bottom upper flange of She Zhiing, upper cylinder, lower cylinder, lower flange, be located at the dividing plate between this upper cylinder and the lower cylinder, and be located at the cover plate of this lower flange below, above the intakeport of this lower cylinder, be provided with lower cylinder countersunk head groove, this lower cylinder countersunk head groove is communicated with the circulation groove of this lower cylinder, is provided with upper cylinder countersunk head groove at the intakeport place of this upper cylinder, and this upper cylinder countersunk head groove links to each other with the intakeport of this upper cylinder.
Preferably, this dividing plate is provided with the gas stream groove.
The utility model also provides a kind of double rotor two-stage to increase the enthalpy compressor, it includes: housing, increase the enthalpy pipe, stator module, rotor assembly, the liquor separator assembly, the upper flange of upper and lower settings successively, upper cylinder, lower cylinder, lower flange, be located at the dividing plate between this upper cylinder and the lower cylinder, and be located at the cover plate of this lower flange below, and above the intakeport of this lower cylinder, being provided with lower cylinder countersunk head groove, this lower cylinder countersunk head groove is communicated with the circulation groove of this lower cylinder, be provided with upper cylinder countersunk head groove at the intakeport place of this upper cylinder, and this upper cylinder countersunk head groove links to each other with the intakeport of this upper cylinder.
Technique effect of the present utility model:
The double rotor two-stage that the utility model has the pump housing of countersunk head groove and has this pump housing increases the enthalpy compressor, by offer the countersunk head groove that is communicated with the lower cylinder circulation groove at lower cylinder, increase the cross sectional area of the vertical communication of lower cylinder and this dividing plate circulation groove, reduced the flow resistance of this link cold media air, increase the cross section of the vertical communication of high-pressure cylinder and this dividing plate circulation groove again by the countersunk head groove that on upper cylinder, is opened in the connection of upper cylinder intakeport, reduce the flow resistance of this link cold media air, and on having changed, the sealing configuration of lower cylinder and dividing plate, increased sealing area, reduce to leak, thereby improved the Performance And Reliability that the double rotor two-stage increases the enthalpy compressor.
Description of drawings
Fig. 1 has the structural representation of the pump housing of countersunk head groove for the utility model;
Fig. 2 has a pump housing of countersunk head groove for the utility model double rotor two-stage increases the structural drawing signal of enthalpy compressor;
Fig. 3 is the structural representation of upper cylinder that has the structure of countersunk head groove;
Fig. 4 is the structural representation of lower cylinder that has the structure of countersunk head groove;
Fig. 5 overlooks shaft side figure for suction and exhaust structure;
Fig. 6 looks up shaft side figure for suction and exhaust structure.
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is elaborated:
Referring to Fig. 1 and Fig. 2.The twin-stage that has the countersunk head groove pump housing increases the enthalpy compressor, it includes liquor separator assembly 1, housing 13, the top of this housing is provided with loam cake 14, and the upper flange 10, upper cylinder 9, dividing plate 8, lower cylinder 2, lower flange 3 and the lower cover plate 4 that distribute up and down successively in the housing 13 also include stator module 11 and rotor assembly 12, bent axle 6 and increase enthalpy pipe 5 in what this housing 13 connected, last roller 7b and lower roller 7a, outlet pipe 15, and this bent axle 6 includes down eccentric part 6a and last eccentric part 6b.As shown in Figure 3 and Figure 4, wherein, the intakeport place of this upper cylinder 9 is provided with upper cylinder countersunk head groove 91, this upper cylinder countersunk head groove 91 links to each other with this upper cylinder intakeport 92, further, be provided with lower cylinder countersunk head groove 21 above this lower cylinder intakeport 23, this lower cylinder countersunk head groove 21 is communicated with the circulation groove 22 of this lower cylinder.
Wherein, this lower cover plate 4 is fixing with this lower flange 3 and this lower cylinder 2 by two socket head screws (screw of the following stated does not all illustrate in the drawings), and this upper cylinder 9 is fixing by 5 short screws and this upper flange 10, afterwards, by 5 long spiro nails this upper flange 10, upper cylinder 9, dividing plate 8, lower cylinder 2, lower flange 3 and lower cover plate 4 are connected successively again and fixing, so far, finish the fixing of this pump housing that has the countersunk head groove.
When the double rotor two-stage of fixing this pump housing that has the countersunk head groove increases the enthalpy compressor, these liquor separator assembly 1 one ends are fixed on the upper end of housing 13 by the liquor separator pressing plate, the other end is welded on the intakeport of these housing 13 lower ends, and be connected with lower cylinder 2 by sealing configuration, this lower cylinder 2 and this lower flange 3 are connected to a fixed with two hex screws and the lower cover plate 4 that is provided with the sunk screw groove, bent axle 6 is put into the endoporus of lower flange 3 by its minor axis, lower roller 7a is enclosed within the outside of the following eccentric part 6a of this bent axle 6, the upper flange 10 that has in the pump housing of countersunk head groove is fixed by welding on the housing 13, rotor assembly 12 is fixed on the bent axle 6 by hot jacket, stator module 11 is fixed on the housing 13 by hot jacket, loam cake 14 is fixed by welding on the housing 13, outlet pipe 15 is fixed by welding on the loam cake 14, and lower cover plate 4 and mounting plate are fixed by welding on the housing 13.
As Fig. 5, shown in Figure 6, it has illustrated overlooking axonometric drawing and looking up axonometric drawing of suction and exhaust structure respectively.The flow process of cold media air in the pump housing that has the countersunk head groove is as follows: enter lower cylinder 2 when cold media air flows into lower cylinder intakeport 23 by liquor separator assembly 1, after lower cylinder 2 compressions, be vented to downwards in this lower flange 3 and these lower cover plate 4 formed airtight intermediate cavity (as shown in Figure 2) by the lower cylinder relief opening, simultaneously, by increasing enthalpy pipe 5 tonifying Qi enthalpy (as shown in Figure 2) in by this lower flange 3 and this lower cover plate 4 formed middle inner chambers, after mixing, this two-part gas upwards is vented to an end of the circulation groove 81 of dividing plate 8 again by the circulation groove 22 that has lower cylinder in intermediate cavity, wherein, the part cold media air upwards flows after the lower cylinder countersunk head groove 21 with these circulation groove 22 cross connections flows again, by the other end that flows to of the circulation groove 81 that flows to dividing plate 8.Travel up to the suction side of upper cylinder 9 behind the circulation groove 81 by dividing plate 8 again, by passing through upper cylinder intakeport 92 again behind the upper cylinder countersunk head groove 91, by relief opening and the relief opening of upper flange 10 of cold media air after the high pressure compressed of upper cylinder 9 by upper cylinder 9 gas is expelled in the seal structure that housing 13 and loam cake 14 and lower cover form (as shown in Figure 2), by outlet pipe 15 gas is discharged compressor to air-conditioning system again.
As shown in Figure 2.Cold media air is as follows at the flow process that the double rotor two-stage of the pump housing that has the countersunk head groove increases the enthalpy compressor: flow through after by the liquor separator assembly 1 lower cylinder intakeport 23 of lower cylinder 2 of cold media air carries out the low pressure compression by the closed cavity that lower roller 7a and lower cylinder 2 form, relief opening by lower cylinder 2 is circulated in the intermediate cavity of being made up of lower flange 3 and lower cover plate 4 again, simultaneously, air-conditioning system is carried out tonifying Qi and is increased enthalpy by increasing enthalpy pipe 5 in the intermediate cavity of being made of lower flange 3 and lower cover plate 4, two-part refrigerant fluid mixes the back and travels up to circulation groove 81 on the dividing plate 8 by the circulation groove on the lower cylinder 2 22, the suction side that the air suction structure that has countersunk head groove 91 on the upper cylinder 9 of flowing through again enters upper cylinder 9, the relief opening of upper cylinder 9 is carried out flowing through after the high pressure compressed in the seal compression chamber that forms by last roller 7b and upper cylinder 9, relief opening by upper flange 10 is expelled in the seal structure that is formed by housing 13 and loam cake 14 and lower cover, and the outlet pipe 15 of flowing through is discharged compressors to air-conditioning system.
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. pump housing that has the countersunk head groove, it includes: the from top to bottom upper flange of She Zhiing, upper cylinder, lower cylinder, lower flange, be located at the dividing plate between this upper cylinder and the lower cylinder, and be located at the cover plate of this lower flange below, it is characterized in that, be provided with lower cylinder countersunk head groove above the intakeport of this lower cylinder, this lower cylinder countersunk head groove is communicated with the circulation groove of this lower cylinder.
2. the pump housing that has the countersunk head groove as claimed in claim 1 is characterized in that, is provided with upper cylinder countersunk head groove at the intakeport place of this upper cylinder, and this upper cylinder countersunk head groove links to each other with the intakeport of this upper cylinder.
3. the pump housing that has the countersunk head groove as claimed in claim 1 is characterized in that this dividing plate is provided with the gas stream groove.
4. pump housing that has the countersunk head groove, it includes: the upper flange of upper and lower settings, upper cylinder, lower cylinder, lower flange successively, be located at the dividing plate between this upper cylinder and the lower cylinder, and be located at the cover plate of this lower flange below, it is characterized in that, be provided with upper cylinder countersunk head groove at the intakeport place of this upper cylinder, and this upper cylinder countersunk head groove links to each other with the intakeport of this upper cylinder.
5. the pump housing that has the countersunk head groove as claimed in claim 4 is characterized in that, is provided with lower cylinder countersunk head groove at the intakeport place of this lower cylinder, and this lower cylinder countersunk head groove links to each other with the intakeport of this lower cylinder.
6. the pump housing that has the countersunk head groove as claimed in claim 4 is characterized in that this dividing plate is provided with the gas stream groove.
7. a double rotor two-stage increases the enthalpy compressor, it includes: housing increases the enthalpy pipe, stator module, rotor assembly, the liquor separator assembly, the upper flange of upper and lower settings, upper cylinder, lower cylinder, lower flange are located at the dividing plate between this upper cylinder and the lower cylinder successively, and be located at the cover plate of this lower flange below, it is characterized in that be provided with lower cylinder countersunk head groove above the intakeport of this lower cylinder, this lower cylinder countersunk head groove is communicated with the circulation groove of this lower cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205034660U CN201851359U (en) | 2010-08-23 | 2010-08-23 | Pump body with countersunk head slot and dual-rotor two-stage enthalpy-increase compressor provided with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205034660U CN201851359U (en) | 2010-08-23 | 2010-08-23 | Pump body with countersunk head slot and dual-rotor two-stage enthalpy-increase compressor provided with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201851359U true CN201851359U (en) | 2011-06-01 |
Family
ID=44093754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205034660U Expired - Fee Related CN201851359U (en) | 2010-08-23 | 2010-08-23 | Pump body with countersunk head slot and dual-rotor two-stage enthalpy-increase compressor provided with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201851359U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102374166A (en) * | 2010-08-23 | 2012-03-14 | 珠海格力节能环保制冷技术研究中心有限公司 | Pump body with countersink grooves and bi-rotor two-stage enthalpy-increasing compressor having same |
| CN103883533A (en) * | 2014-03-14 | 2014-06-25 | 安徽美芝精密制造有限公司 | Double-stage compressor |
| CN104100531A (en) * | 2014-07-16 | 2014-10-15 | 珠海凌达压缩机有限公司 | Compressor and refrigerating system including same |
| CN104214100A (en) * | 2013-06-05 | 2014-12-17 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and air conditioner with same |
| CN104712526A (en) * | 2013-12-12 | 2015-06-17 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor |
| CN106015011A (en) * | 2016-06-27 | 2016-10-12 | 珠海凌达压缩机有限公司 | Compressor and air conditioner provided with same |
| CN106321436A (en) * | 2016-09-12 | 2017-01-11 | 珠海格力节能环保制冷技术研究中心有限公司 | Horizontal rotating two-stage enthalpy increasing compressor |
| CN110462349A (en) * | 2017-10-11 | 2019-11-15 | 罗美特有限公司 | Rotary gas gauge with bump joint |
-
2010
- 2010-08-23 CN CN2010205034660U patent/CN201851359U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102374166A (en) * | 2010-08-23 | 2012-03-14 | 珠海格力节能环保制冷技术研究中心有限公司 | Pump body with countersink grooves and bi-rotor two-stage enthalpy-increasing compressor having same |
| CN102374166B (en) * | 2010-08-23 | 2015-01-21 | 珠海格力节能环保制冷技术研究中心有限公司 | Pump body with countersink grooves and bi-rotor two-stage enthalpy-increasing compressor having same |
| CN104214100A (en) * | 2013-06-05 | 2014-12-17 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and air conditioner with same |
| CN104214100B (en) * | 2013-06-05 | 2018-08-07 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and air conditioner with it |
| CN104712526A (en) * | 2013-12-12 | 2015-06-17 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor |
| CN103883533A (en) * | 2014-03-14 | 2014-06-25 | 安徽美芝精密制造有限公司 | Double-stage compressor |
| CN103883533B (en) * | 2014-03-14 | 2017-06-16 | 安徽美芝精密制造有限公司 | Double-stage compressor |
| CN104100531A (en) * | 2014-07-16 | 2014-10-15 | 珠海凌达压缩机有限公司 | Compressor and refrigerating system including same |
| CN106015011A (en) * | 2016-06-27 | 2016-10-12 | 珠海凌达压缩机有限公司 | Compressor and air conditioner provided with same |
| CN106321436A (en) * | 2016-09-12 | 2017-01-11 | 珠海格力节能环保制冷技术研究中心有限公司 | Horizontal rotating two-stage enthalpy increasing compressor |
| CN106321436B (en) * | 2016-09-12 | 2018-06-12 | 珠海格力节能环保制冷技术研究中心有限公司 | Horizontal two-stage increasing enthalpy rotary compressor |
| CN110462349A (en) * | 2017-10-11 | 2019-11-15 | 罗美特有限公司 | Rotary gas gauge with bump joint |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110601 Termination date: 20150823 |
|
| EXPY | Termination of patent right or utility model |