CN104454538A - Rolling rotor compressor - Google Patents
Rolling rotor compressor Download PDFInfo
- Publication number
- CN104454538A CN104454538A CN201310419419.6A CN201310419419A CN104454538A CN 104454538 A CN104454538 A CN 104454538A CN 201310419419 A CN201310419419 A CN 201310419419A CN 104454538 A CN104454538 A CN 104454538A
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- China
- Prior art keywords
- cylinder
- enthalpy
- parts
- rolling rotor
- rotor type
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
- F04C23/001—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids of similar working principle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2/00—Rotary-piston machines or pumps
- F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C2/10—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/04—Heating; Cooling; Heat insulation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2240/00—Components
- F04C2240/20—Rotors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2240/00—Components
- F04C2240/60—Shafts
- F04C2240/601—Shaft flexion
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The invention discloses a rolling rotor compressor. The rolling rotor compressor comprises a liquid separator part, two enthalpy increasing parts, a housing assembly and a pump assembly. The liquid separator part and the enthalpy increasing parts are arranged at the outer part of the housing assembly. The pump assembly is fixed to the housing assembly. The pump assembly comprises a crankshaft and a cylinder. The cylinder comprises a lower cylinder, a middle cylinder and an upper cylinder. Parts of the crankshaft corresponding to the cylinders are respectively provided with at least three eccentric parts. The rolling rotor compressor realizes pressure ratio factorization three times so that the rolling rotor compressor can adapt to worse conditions, reduce pump leakage, improve compressor performances, reduce a gas discharge temperature by two gas-supplement and enthalpy-increasing processes and improve compressor reliability.
Description
Technical field
The present invention relates to Compressor Technology field, particularly relate to a kind of rolling rotor type compressor.
Background technique
The compressor that current air-conditioning and heat pump water heater use under worst cold case because refrigeration agent specific volume increases, the unit gettering quantity of compressor reduces, the heating capacity of compressor is caused significantly to decline, and because the gettering quantity of refrigeration agent reduces, specific discharge reduces, to the lubrication and cooling poor effect of the compressor inside pump housing and motor, the pressure ratio of the suction and discharge of compressor is also very large at low temperatures, the delivery temperature of compressor is very high, common rotary compressor is by the restriction of structure, larger leakage and frictional loss can be formed, above factor causes compressor Performance And Reliability at low temperatures all undesirable.
The method of current head it off adopts compound compressor.And compound compressor adopts cooling during rolling and a tonifying Qi increases enthalpy, but reliability and performance still can be deteriorated under extreme condition more, and during as being used in heat pump water heater, operating mode is complicated and severe; When northern heating, in very low these situations such as grade of outdoor temperature, the reliability of existing compressor cannot be guaranteed.
Summary of the invention
Based on this, be necessary for existing compressor when operating mode is severe, the problem of Performance And Reliability difference, propose a kind of rolling rotor type compressor.
For achieving the above object, technological scheme of the present invention is as follows:
A kind of rolling rotor type compressor, comprise liquor separator parts, increase enthalpy parts, frame set and pump assembly, described liquor separator parts and described increasing enthalpy parts are arranged on the outside of described frame set, and described pump assembly is fixed on described frame set; Described pump assembly comprises cylinder and bent axle;
Described cylinder comprises lower cylinder, middle cylinder and upper cylinder; Described lower cylinder is connected with described increasing enthalpy parts with described liquor separator parts, is arranged on the bottom of described middle cylinder; Described upper cylinder is arranged on the top of described middle cylinder;
Position corresponding with described cylinder on described bent axle is provided with eccentric part, and described eccentric part is at least three; Described increasing enthalpy parts are two, comprise the first increasing enthalpy parts and second and increase enthalpy parts.
Wherein in an embodiment, described lower cylinder is low pressure stage cylinder, and described middle cylinder is medium pressure grade cylinder, and described upper cylinder is high pressure stage cylinder.
Wherein in an embodiment, described pump assembly also comprises lower clapboard, central diaphragm and upper clapboard;
Described lower clapboard is arranged on the top of described lower cylinder, and described central diaphragm is arranged between described lower clapboard and described middle cylinder; Described upper clapboard is arranged between described middle cylinder and described upper cylinder.
Wherein in an embodiment, described lower cylinder arranges intakeport, described intakeport is connected with described liquor separator parts.
Wherein in an embodiment, described lower cylinder is also provided with to increase with described first that enthalpy parts are connected first increase enthalpy mouth and with described second increase that enthalpy parts are connected second increase enthalpy mouth;
Described first increases enthalpy mouth and described second increases enthalpy mouth for the formation of air supply passage.
Wherein in an embodiment, described lower clapboard is provided with the first increasing enthalpy chamber and second and increases enthalpy chamber, on described central diaphragm, correspondence is provided with the first cavity and the second cavity, described first increases enthalpy chamber and described first cavity matches formation first closed cavity, and described second increases enthalpy chamber and described second cavity matches formation second closed cavity.
Wherein in an embodiment, described first increases in enthalpy chamber the first gas supplementing opening being provided with and increasing enthalpy mouth with described first and be connected, and is also provided with the lower cylinder relief opening be communicated with lower cylinder;
Described second increases in enthalpy chamber the second gas supplementing opening being provided with and increasing enthalpy mouth with described second and be connected.
Wherein in an embodiment, in described first cavity, be provided with cylinder intakeport in leading to described middle cylinders;
The upper cylinder intakeport be connected with described upper cylinder is provided with in described second cavity, and cylinder exhaust port in leading to described middle cylinders.
Wherein in an embodiment, described middle cylinder is provided with the upper cylinder air intake passage corresponding with described upper cylinder intakeport, and the air intake passage be connected with described first closed cavity.
The invention has the beneficial effects as follows:
Rolling rotor type compressor of the present invention, by arranging three cylinders, having been undertaken three times and having decomposed, thus having made rolling rotor type compressor of the present invention can adapt to worse operating mode, reduced the pump housing simultaneously and leak, improve the performance of compressor by pressure ratio; Be provided with two and increase enthalpy parts, increase enthalpy by twice tonifying Qi and reduce delivery temperature, improve the reliability of compressor.
Accompanying drawing explanation
Fig. 1 is the structural drawing of rolling rotor type compressor one embodiment of the present invention;
Fig. 2 is the schematic appearance of rolling rotor type compressor one embodiment of the present invention;
The lower cylinder structural representation that Fig. 3 is the rolling rotor type compressor shown in Fig. 1;
The lower clapboard structural representation that Fig. 4 is the rolling rotor type compressor shown in Fig. 1;
The central diaphragm structural representation that Fig. 5 is the rolling rotor type compressor shown in Fig. 1;
The middle structural representation of air cylinder that Fig. 6 is the rolling rotor type compressor shown in Fig. 1;
The internal refrigeration storage agent stream schematic diagram one that Fig. 7 is the rolling rotor type compressor shown in Fig. 1;
The internal refrigeration storage agent stream schematic diagram two that Fig. 8 is the rolling rotor type compressor shown in Fig. 1;
Wherein, 1 cover assembly; 2 liquor separator parts; 3 motor stators; 4 rotors; 5 bent axles; 6 upper flanges; Roller on 7; 8 upper cylinders; 9 upper clapboards; Roller in 10; Cylinder in 11; 111 air intake passages; 112 upper cylinder air intake passages; 12 central diaphragms; 120 first cavitys; 121 second cavitys; 122 upper cylinder intakepories; Cylinder exhaust port in 123; Cylinder intakeport in 124; 13 lower clapboards; 130 first increase enthalpy chamber; 131 second increase enthalpy chamber; 132 first gas supplementing openings; 133 second gas supplementing openings; 134 lower cylinder relief openings; 14 lower rollers; 15 lower cylinders; 150 intakepories; 151 first increase enthalpy mouth; 152 second increase enthalpy mouth; 16 lower flanges; 17 frame sets; 18 increase enthalpy parts; 181 first increase enthalpy parts; 182 second increase enthalpy parts; 19 lower covers; 201 first closed cavities; 202 second closed cavities.
Embodiment
In order to make technological scheme of the present invention clearly, below in conjunction with accompanying drawing, rolling rotor type compressor of the present invention is described in further detail.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Referring to figs. 1 through Fig. 8, as shown in Figure 1, rolling rotor type compressor one embodiment of the present invention comprises cover assembly 1, liquor separator parts 2, motor (motor stator 3 and rotor 4), frame set 17, increases enthalpy parts 18, lower cover 19 and pump assembly; Wherein, pump assembly comprises bent axle 5, upper flange 6, upper roller 7, upper cylinder 8, upper clapboard 9, middle roller 10, middle cylinder 11, central diaphragm 12, lower clapboard 13, lower roller 14, lower cylinder 15 and lower flange 16.Liquor separator parts 2 and increasing enthalpy parts 18 are arranged on the outside of frame set 17, and pump assembly is fixed on frame set 17.More preferably, pump assembly comprises three cylinders, lower cylinder 15 and liquor separator parts 2 with increase enthalpy parts 18 and be connected, be arranged on the bottom of middle cylinder 11, upper cylinder 8 is arranged on the top of middle cylinder 11.More preferably, lower cylinder 15 is low pressure stage cylinder, and middle cylinder 11 is medium pressure grade cylinder, and upper cylinder 8 is high pressure stage cylinder.
More preferably, position corresponding with cylinder on bent axle 5 is provided with eccentric part, and described eccentric part is at least three, comprises the first eccentric part, the second eccentric part and three eccentricity portion; Wherein, the first eccentric part matches with lower cylinder, and the second eccentric part matches with middle cylinder, and three eccentricity portion matches with upper cylinder.By arranging three cylinders, pressure ratio being carried out three times and having decomposed, having made rolling rotor type compressor of the present invention can adapt to worse operating mode, reduced the pump housing simultaneously and leak, improve the performance of compressor.
More preferably, liquor separator parts 2 are one, and increasing enthalpy parts 18 is two, comprise the first increasing enthalpy parts 181 and second and increase enthalpy parts 182.Increase enthalpy by twice tonifying Qi, reduce the delivery temperature of compressor, improve the reliability of compressor.
Rolling rotor type compressor of the present invention, by arranging three cylinders, having been undertaken three times and having decomposed, thus having made rolling rotor type compressor of the present invention can adapt to worse operating mode, reduced the pump housing simultaneously and leak, improve the performance of compressor by pressure ratio; Be provided with two and increase enthalpy parts, increase enthalpy by twice tonifying Qi and reduce delivery temperature, improve the reliability of compressor.
Preferably, as a kind of embodiment, lower clapboard 13 is arranged on the top of lower cylinder 15, and central diaphragm 12 is arranged between lower clapboard 13 and middle cylinder 11, and upper clapboard 9 is arranged between middle cylinder 11 and upper cylinder 8.
Preferably, as a kind of embodiment, lower cylinder 15 is provided with intakeport 150, intakeport 150 is connected with liquor separator parts 2.More preferably, lower cylinder 15 is also provided with to increase with first that enthalpy parts 181 are connected first increase enthalpy mouth 151 and with second increase that enthalpy parts 182 are connected second increase enthalpy mouth 152; First increases enthalpy mouth and second increases enthalpy mouth for the formation of increasing enthalpy air supply passage.
More preferably, as a kind of embodiment, lower clapboard 13 is provided with the first increasing enthalpy chamber 130 and second and increases enthalpy chamber 131, on central diaphragm 12, correspondence is provided with the first cavity 120 and the second cavity 121; First increases enthalpy chamber 130 formation first closed cavity 201, second that matches with the first cavity 120 increases enthalpy chamber 131 and to match with the second cavity 121 formation second closed cavity 202.By arranging the first closed cavity 201 and the second closed cavity 202 as intermediate cavity in dividing plate, the circulation passage of refrigeration agent is shortened, and drag losses is little.
Preferably, as a kind of embodiment, first increases in enthalpy chamber 130 the first gas supplementing opening 132 being provided with and increasing enthalpy mouth 151 with first and be connected, and accordingly, is provided with the second gas supplementing opening 133 increasing enthalpy mouth 152 with second and be connected in the second increasing enthalpy chamber 131.The lower cylinder relief opening 134 be communicated with lower cylinder 15 is also provided with in first increasing enthalpy chamber 130.More preferably, be provided with in the first cavity 120 in being connected with middle cylinder 11 and be provided with the upper cylinder intakeport 122 be connected with upper cylinder 8 in cylinder intakeport 124, second cavity 121, be also provided with cylinder exhaust port 123 in being connected with middle cylinder 11.More preferably, middle cylinder 11 is provided with the upper cylinder air intake passage 112 corresponding with upper cylinder intakeport 122, is also provided with the air intake passage 111 be connected with the first closed cavity.
By arranging air intake passage, exhaust passage and air supply passage on cylinder and dividing plate, completing the circulation compression of refrigeration agent in pump assembly inside, realizing the function of compressor.
As shown in FIG. 7 and 8, the working principle of the compressor with rolling rotor of the present embodiment is:
During work, under the dragging of motor, the pump housing operates, and the refrigeration agent of returning from system first loop is entered lower cylinder by liquor separator parts and carries out first time compression; Refrigeration agent after first time compression is expelled in the first closed cavity of lower clapboard and central diaphragm formation, and with return from system second system loop increase by first the refrigeration agent that enthalpy mouth enters the first closed cavity and mix, mixed refrigeration agent is inhaled into middle cylinder and carries out second time compression; Refrigeration agent after second time compression is expelled in the second closed cavity of lower clapboard and central diaphragm formation, and mixes with the refrigeration agent of returning from system tertiary circuit, and mixed refrigeration agent is inhaled into again upper cylinder and carries out third time compression; Then discharge and enter compressor housing upper space, then discharged by the relief opening of upper cover, so far compressor completes the whole compression process of refrigeration agent.
Rolling rotor type compressor of the present invention, by arranging three cylinders, having been undertaken three times and having decomposed, thus having made rolling rotor type compressor of the present invention can adapt to worse operating mode, reduced the pump housing simultaneously and leak, improve the performance of compressor by pressure ratio; Be provided with two and increase enthalpy parts, increase enthalpy by twice tonifying Qi and reduce delivery temperature, improve the reliability of compressor; Between lower clapboard and central diaphragm, be provided with the first closed cavity and the second closed cavity, the circulation passage of refrigeration agent is shortened, and drag losses is little.
The above embodiment only have expressed several mode of execution of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (9)
1. a rolling rotor type compressor, comprise liquor separator parts, increase enthalpy parts, frame set and pump assembly, described liquor separator parts and described increasing enthalpy parts are arranged on the outside of described frame set, described pump assembly is fixed on described frame set, it is characterized in that, described pump assembly comprises cylinder and bent axle;
Described cylinder comprises lower cylinder, middle cylinder and upper cylinder; Described lower cylinder is connected with described increasing enthalpy parts with described liquor separator parts, is arranged on the bottom of described middle cylinder; Described upper cylinder is arranged on the top of described middle cylinder;
Position corresponding with described cylinder on described bent axle is provided with eccentric part, and described eccentric part is at least three; Described increasing enthalpy parts are two, comprise the first increasing enthalpy parts and second and increase enthalpy parts.
2. rolling rotor type compressor according to claim 1, is characterized in that:
Described lower cylinder is low pressure stage cylinder, and described middle cylinder is medium pressure grade cylinder, and described upper cylinder is high pressure stage cylinder.
3. rolling rotor type compressor according to claim 1, is characterized in that:
Described pump assembly also comprises lower clapboard, central diaphragm and upper clapboard;
Described lower clapboard is arranged on the top of described lower cylinder, and described central diaphragm is arranged between described lower clapboard and described middle cylinder; Described upper clapboard is arranged between described middle cylinder and described upper cylinder.
4. rolling rotor type compressor according to claim 1, is characterized in that:
Described lower cylinder arranges intakeport, and described intakeport is connected with described liquor separator parts.
5. rolling rotor type compressor according to claim 4, is characterized in that:
Described lower cylinder is also provided with to increase with described first that enthalpy parts are connected first increase enthalpy mouth and with described second increase that enthalpy parts are connected second increase enthalpy mouth;
Described first increases enthalpy mouth and described second increases enthalpy mouth for the formation of increasing enthalpy air supply passage.
6. rolling rotor type compressor according to claim 3, is characterized in that:
Described lower clapboard is provided with the first increasing enthalpy chamber and second and increases enthalpy chamber, on described central diaphragm, correspondence is provided with the first cavity and the second cavity, described first increases enthalpy chamber and described first cavity matches formation first closed cavity, and described second increases enthalpy chamber and described second cavity matches formation second closed cavity.
7. rolling rotor type compressor according to claim 6, is characterized in that:
Described first increases in enthalpy chamber the first gas supplementing opening being provided with and increasing enthalpy mouth with described first and be connected, and is also provided with the lower cylinder relief opening be communicated with lower cylinder;
Described second increases in enthalpy chamber the second gas supplementing opening being provided with and increasing enthalpy mouth with described second and be connected.
8. rolling rotor type compressor according to claim 7, is characterized in that:
Cylinder intakeport in leading to described middle cylinders is provided with in described first cavity;
The upper cylinder intakeport be connected with described upper cylinder is provided with in described second cavity, and cylinder exhaust port in leading to described middle cylinders.
9. rolling rotor type compressor according to claim 8, is characterized in that:
Described middle cylinder is provided with the upper cylinder air intake passage corresponding with described upper cylinder intakeport, and the air intake passage be connected with described first closed cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310419419.6A CN104454538B (en) | 2013-09-13 | 2013-09-13 | Rolling rotor compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310419419.6A CN104454538B (en) | 2013-09-13 | 2013-09-13 | Rolling rotor compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104454538A true CN104454538A (en) | 2015-03-25 |
| CN104454538B CN104454538B (en) | 2016-10-19 |
Family
ID=52901127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310419419.6A Active CN104454538B (en) | 2013-09-13 | 2013-09-13 | Rolling rotor compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104454538B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112229084A (en) * | 2020-10-26 | 2021-01-15 | 珠海格力节能环保制冷技术研究中心有限公司 | Multistage compressor, electric appliance and control method |
| CN113464435A (en) * | 2021-08-13 | 2021-10-01 | 珠海凌达压缩机有限公司 | Compressor enthalpy-increasing assembly, compressor and air conditioning system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000073974A (en) * | 1998-08-26 | 2000-03-07 | Daikin Ind Ltd | Two stage compressor and air conditioner |
| CN2879058Y (en) * | 2006-01-13 | 2007-03-14 | 海信集团有限公司 | New hot pump air conditioning system with air-filling circuit |
| CN1955476A (en) * | 2005-10-27 | 2007-05-02 | 乐金电子(天津)电器有限公司 | Variable capacity multi-cylinder rotary compressor and its running method |
| CN201363276Y (en) * | 2008-12-31 | 2009-12-16 | 珠海格力电器股份有限公司 | Double-cylinder type two-stage compression rotary compressor |
| CN202082104U (en) * | 2011-05-11 | 2011-12-21 | 珠海格力节能环保制冷技术研究中心有限公司 | Bi-rotor two-stage enthalpy-adding compressor |
| 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 |
-
2013
- 2013-09-13 CN CN201310419419.6A patent/CN104454538B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000073974A (en) * | 1998-08-26 | 2000-03-07 | Daikin Ind Ltd | Two stage compressor and air conditioner |
| CN1955476A (en) * | 2005-10-27 | 2007-05-02 | 乐金电子(天津)电器有限公司 | Variable capacity multi-cylinder rotary compressor and its running method |
| CN2879058Y (en) * | 2006-01-13 | 2007-03-14 | 海信集团有限公司 | New hot pump air conditioning system with air-filling circuit |
| CN201363276Y (en) * | 2008-12-31 | 2009-12-16 | 珠海格力电器股份有限公司 | Double-cylinder type two-stage compression rotary compressor |
| 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 |
| CN202082104U (en) * | 2011-05-11 | 2011-12-21 | 珠海格力节能环保制冷技术研究中心有限公司 | Bi-rotor two-stage enthalpy-adding compressor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112229084A (en) * | 2020-10-26 | 2021-01-15 | 珠海格力节能环保制冷技术研究中心有限公司 | Multistage compressor, electric appliance and control method |
| CN113464435A (en) * | 2021-08-13 | 2021-10-01 | 珠海凌达压缩机有限公司 | Compressor enthalpy-increasing assembly, compressor and air conditioning system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104454538B (en) | 2016-10-19 |
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