CN104214099B - Rolling rotor compressor pump body structure and air conditioner - Google Patents
Rolling rotor compressor pump body structure and air conditioner Download PDFInfo
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- CN104214099B CN104214099B CN201310219974.4A CN201310219974A CN104214099B CN 104214099 B CN104214099 B CN 104214099B CN 201310219974 A CN201310219974 A CN 201310219974A CN 104214099 B CN104214099 B CN 104214099B
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Abstract
The present invention provides a kind of rolling rotor compressor pump body structure, including bent axle, the first cylinder, the second cylinder, the first roller being placed in the first cylinder and the second roller being placed in the second cylinder, the first eccentric part being engaged with the first roller and the second eccentric part being engaged with the second roller are provided with bent axle；First cylinder and the second cylinder are disposed adjacent；The internal diameter of first cylinder is more than the internal diameter of second cylinder；Sealed between first cylinder and the second cylinder by the first roller and the first eccentric part.Further relate to a kind of air conditioner using above-mentioned pump body structure.The rolling rotor compressor pump body structure of the present invention, simple in construction, assembly technology require low, and compressor operating is steady, and due to reducing without central dividing plate, pump housing height reduction, upper and lower flange spacing, bent axle rigidity increases, and is advantageous to reduce vibration and the noise of bent axle.Apply on air conditioner, air conditioner it is with small vibration, noise is low.
Description
Technical field
The present invention relates to refrigerating field, more particularly to a kind of rolling rotor compressor pump body structure of no central dividing plate
And air conditioner.
Background technology
According to the quantity of cylinder, rotary compressor can be divided into single cylinder compressor and duplex cylinder compressor, single cylinder compressor institute
Bent axle is one-throw crankshaft, a corresponding compression chamber, and the bent axle of duplex cylinder compressor is two-throw crank shaft, each crank throw corresponding one
Individual compression chamber, for two compression chambers into 180 degree angle, each compression chamber has respective air-breathing, exhaust channel, double from number of parts
The pump housing of cylinder compressor needs two rolling-rotors, two cylinders.Duplex cylinder compressor has in one week in rotor to be inhaled, is vented twice,
Reduce the pressure oscillation of gas, the amplitude of variation of its torque diminishes, only the 30% of single cylinder compressor, therefore its vibration and
Noise is greatly improved, but it at present there is also some shortcomings, due to fit clearance increase, leakage also increases, therefore can be to performance
There is negative impact, simultaneously because the assembling of duplex cylinder compressor is more than single cylinder system complex, pump housing assembling therein is exactly one
The technology of the more difficult grasp of item.There is the rolling rotor-type double-stage compressor of central dividing plate, the height of the pump housing has had more central dividing plate portion
The height divided；Distance between the upper bearing journal of lower flange two is elongated, and is unfavorable for reducing noise vibration.Simultaneously as compressor is each
Element precision requires higher, and more central dividing plates, increase assembly technology difficulty in structure.
The content of the invention
For overcome the deficiencies in the prior art, the present invention provides a kind of rolling rotor compressor pump body structure and air-conditioning
Device, its is simple in construction, and assembly difficulty is small, operates steadily, and noise is low.To achieve the above object, technical scheme is as follows：
A kind of rolling rotor compressor pump body structure, including bent axle, the first cylinder, the second cylinder, it is placed in described first
The first roller in cylinder and the second roller being placed in second cylinder, it is characterised in that：
The first eccentric part being engaged with first roller is provided with the bent axle and is matched with second roller
The second eccentric part closed；
First cylinder and the second cylinder are disposed adjacent；
The internal diameter of first cylinder is more than the internal diameter of second cylinder；
Sealed between first cylinder and the second cylinder by first roller and the first eccentric part.
More preferably, the exhaust outlet for first cylinder exhaust is provided with the cylinder body of second cylinder；
The exhaust outlet connects the air entry of second cylinder.
More preferably, increasing enthalpy chamber is set on the cylinder body of second cylinder, and the increasing enthalpy chamber connects the exhaust outlet, the increasing
Air entry of the one end open of enthalpy chamber as second cylinder.
More preferably, first cylinder and the second cylinder are one stage of compression cylinder.
More preferably, the quantity of first cylinder is two, and the quantity of second cylinder is one；
Or the quantity of second cylinder is two, the quantity of first cylinder is one.
More preferably, the quantity of first cylinder and the second cylinder is two or more.
More preferably, first cylinder and the second cylinder are one stage of compression cylinder.
More preferably, the first cylinder described in two or more and the second cylinder are series connection, form multi-stage compression.
More preferably, the both ends of the pump body structure are separately provided for the first flange through the bent axle and second
Flange；
The pump body structure is sealed by the first flange and second flange.
A kind of air conditioner, including compressor are further related to, the pump body structure of the compressor is any of the above-described technical characteristic
Rolling rotor compressor pump body structure.
The beneficial effects of the invention are as follows：
The rolling rotor compressor pump body structure and air conditioner of the present invention, its is simple in construction, assembly technology requires low, pressure
Contracting machine operates steadily, due to reducing without central dividing plate, pump housing height reduction, upper and lower flange spacing, the increase of bent axle rigidity, favorably
In the vibration and noise that reduce bent axle.Pump body structure is applied on air conditioner, air conditioner it is with small vibration, noise is low.
Brief description of the drawings
Fig. 1 is the rolling rotor compressor pump body structure schematic cross-sectional view of the present invention
Fig. 2 is schematic top plan view of the pump body structure when not installing first flange shown in Fig. 1；
Fig. 3 is the schematic perspective view of the first cylinder shown in Fig. 1；
Fig. 4 is the schematic front view of bent axle shown in Fig. 1；
Wherein,
1 bent axle；11 first eccentric parts；12 second eccentric parts；2 first flanges；3 first cylinders；
31 first cylinder inner circles；4 second cylinders；41 second cylinder inner circles；42 second cylinder air entries；
43 first cylinder exhaust ports；44 increasing enthalpy chambers；5 second flanges；6 lower covers；7 second rollers；
71 second rollers are cylindrical；8 compression chambers；9 first rollers；91 first rollers are cylindrical.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, below in conjunction with drawings and Examples pair
The rolling rotor compressor pump body structure and air conditioner of the present invention is further elaborated.It should be appreciated that this place is retouched
The specific embodiment stated only to explain the present invention, is not intended to limit the present invention.
Referring to figs. 1 to Fig. 4, the embodiment of rolling rotor compressor pump body structure one of the invention, including bent axle 1, first
Cylinder 3, the second cylinder 4, the first roller 9 being placed in the first cylinder 3 and the second roller 7 being placed in the second cylinder 4；Such as Fig. 2
Shown, wherein Fig. 2 is top view, and the first roller cylindrical 91 contacts with the first cylinder inner circle 31, is formed one month in the first cylinder 3
The working chamber of thread form, the slide plate on the cylinder body of the first cylinder 3 is set（It is not shown）Make its end and first by the active force of spring
Roller 9 is in close contact, and crescent working chamber is divided into two parts, respectively suction muffler and compression chamber 8, slide plate is with the first roller
9 rolling is reciprocating along slide plate conduit, so as to change 8 respective volume of suction muffler and compression chamber, the second roller cylindrical 71
Contacted with the second cylinder inner circle 41, similarly also form suction muffler and compression chamber 8 in the second cylinder 4.
The first eccentric part 11 being engaged with the first roller 9 and be engaged with the second roller 7 second is provided with bent axle 1
Eccentric part 12；I.e. the first roller 9 is fixedly mounted on the first eccentric part 11, and the second roller 7 is arranged on the second eccentric part 12；
First cylinder 3 and the second cylinder 4 are disposed adjacent, and the first cylinder 3 may be provided in the top of the second cylinder 4, also may be used
It is arranged on the bottom of the second cylinder 4；
The internal diameter of first cylinder 3 is more than the internal diameter of the second cylinder 4, by the first roller between the first cylinder 3 and the second cylinder 4
9 and first eccentric part 11 seal.Such a sealing means eliminate the median septum of traditional cylinder of sealing two.
More preferably, as a kind of embodiment, it is provided with the cylinder body of the second cylinder 4 for the exhaust of the first cylinder 3
First cylinder exhaust port 43；
First cylinder exhaust port 43 connects the second cylinder air entry 42 of the second cylinder 4, so that the first cylinder 3 is one
Level compression, the second cylinder 4 is two-stage compression；First cylinder 3 passes through the row of the first cylinder exhaust port 43 that is opened on the second cylinder 4
Gas, the suction muffler of the second cylinder 4 play a part of enthalpy-increasing function.
Preferably, the increasing enthalpy chamber 44 of its enthalpy-increasing function is provided with the cylinder body of the second cylinder 4, increasing enthalpy chamber 44 connects the first gas
Cylinder exhaust outlet 43, the one end open of increasing enthalpy chamber 44 is as the second cylinder air entry 42.
The pump body structure operation principle of the present embodiment is as follows：Gas（Or refrigerant）Suction from knockout by the first cylinder 3
Gas port is sucked, and first order compression is carried out in the first cylinder 3（One stage of compression）, gas is compressed into after certain pressure intensity through the first gas
Cylinder exhaust outlet 43 enters increasing enthalpy chamber 44, and then entering the second cylinder 4 through the second cylinder air entry 42 again carries out two-stage compression, passes through
Gas after two-stage compression is discharged by the exhaust outlet of the second cylinder 4.
Certainly, the first cylinder 3 and the second cylinder 4 also can be one stage of compression cylinder, so that pump body structure is applied general
In logical single-stage duplex cylinder compressor；That is the first cylinder 3 and the second cylinder 4 are connected in parallel in refrigeration pipe.
Pump body structure may be designed as the situation of three cylinders, wherein, the quantity of the first cylinder 3 is two, the second cylinder 4
Quantity be one；Or second the quantity of cylinder 4 be two, the quantity of the first cylinder 3 is one.
Pump body structure may be designed as four situations with upper cylinder, wherein, the quantity of the first cylinder 3 and the second cylinder 4
It is two or more.First cylinder 3 and the second cylinder 4 are one stage of compression cylinder, i.e., the first cylinder 3 is in parallel with the second cylinder 4
In refrigeration pipe；
Or two or more the first cylinder 3 and the second cylinder 4 are series connection so that pump body structure forms multi-stage compression.
The both ends of pump body structure in above example are separately provided for the first flange 2 through bent axle 1（Upper method
It is blue）With second flange 5（Lower flange）；The upper end of the pump body structure is sealed by first flange 2, and lower end is sealed by second flange 5,
For convenience of assembling, the periphery of second flange 5 is additionally provided with lower cover 6.
Above-mentioned rolling rotor compressor pump body structure is applied on air conditioner, wherein, air conditioner includes compressor, compression
Machine is rolling rotor compressor, and the pump body structure of compressor is the pump body structure in above-described embodiment, because air conditioner is except pressure
Outside the pump body structure of contracting machine, other parts are prior art, are no longer repeated one by one herein.
Rolling rotor compressor pump body structure in above-described embodiment, eliminate the middle interval of traditional double-stage compressor
Plate；Upper and lower two cylinder bore diameter differences；Between upper and lower two cylinders, by the roller end face in big cylinder and crankshaft eccentric portion
Realize sealing in end face；Big cylinder carries out one stage of compression, and small cylinder carries out two-stage compression, and one stage of compression exhaust outlet is opened in small cylinder
On；Big cylinder is vented by the steam vent being opened on small cylinder；The suction muffler of small cylinder serves as the effect of enthalpy-increasing function；Increasing enthalpy chamber
It is opened on the cylinder body of small cylinder, the air entry of small cylinder is served as in increasing enthalpy chamber one end, is directly connected with small cylinder.Its is simple in construction,
Assembly technology requires low, and compressor operating is steady, due to reducing without central dividing plate, pump housing height reduction, upper and lower flange spacing,
The increase of bent axle rigidity, be advantageous to reduce vibration and the noise of bent axle；During the twin-tub of single-stage or multicylinder compressor can also omit simultaneously
Space bar.Pump body structure is applied on air conditioner, and air conditioner is with small vibration, and noise is low.
Embodiment described above only expresses the several embodiments of the present invention, and its description is more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (8)
1. a kind of rolling rotor compressor pump body structure, including bent axle, the first cylinder, the second cylinder, it is placed in first gas
The first roller in cylinder and the second roller being placed in second cylinder, it is characterised in that：
It is provided with the first eccentric part being engaged with first roller on the bent axle and is engaged with second roller
Second eccentric part；
First cylinder and the second cylinder are disposed adjacent；
The internal diameter of first cylinder is more than the internal diameter of second cylinder；
Sealed between first cylinder and the second cylinder by first roller and the first eccentric part；
The quantity of first cylinder is two, and the quantity of second cylinder is one；Or the quantity of second cylinder is
Two, the quantity of first cylinder is one；Or the quantity of first cylinder and the second cylinder is two or more.
2. rolling rotor compressor pump body structure according to claim 1, it is characterised in that：
The exhaust outlet for first cylinder exhaust is provided with the cylinder body of second cylinder；
The exhaust outlet connects the air entry of second cylinder.
3. rolling rotor compressor pump body structure according to claim 2, it is characterised in that：
Also setting up increasing enthalpy chamber on the cylinder body of second cylinder, the increasing enthalpy chamber connects the exhaust outlet, and the one of the increasing enthalpy chamber
Air entry of the end opening as second cylinder.
4. rolling rotor compressor pump body structure according to claim 1, it is characterised in that：
First cylinder and the second cylinder are one stage of compression cylinder.
5. rolling rotor compressor pump body structure according to claim 1, it is characterised in that：
When the quantity of first cylinder and the second cylinder is two or more, the first cylinder and the second gas described in two or more
Cylinder is one stage of compression cylinder.
6. rolling rotor compressor pump body structure according to claim 1, it is characterised in that：
When the quantity of first cylinder and the second cylinder is two or more, the first cylinder and the second gas described in two or more
Cylinder is connected, and forms multi-stage compression.
7. according to the rolling rotor compressor pump body structure described in claim any one of 1-6, it is characterised in that：
The both ends of the pump body structure are separately provided for first flange and second flange through the bent axle；
The pump body structure is sealed by the first flange and second flange.
8. a kind of air conditioner, including compressor, it is characterised in that：
The pump body structure of the compressor is the rolling rotor compressor pump body structure described in claim any one of 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310219974.4A CN104214099B (en) | 2013-06-04 | 2013-06-04 | Rolling rotor compressor pump body structure and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310219974.4A CN104214099B (en) | 2013-06-04 | 2013-06-04 | Rolling rotor compressor pump body structure and air conditioner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104214099A CN104214099A (en) | 2014-12-17 |
| CN104214099B true CN104214099B (en) | 2017-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310219974.4A Active CN104214099B (en) | 2013-06-04 | 2013-06-04 | Rolling rotor compressor pump body structure and air conditioner |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105257539A (en) * | 2015-11-02 | 2016-01-20 | 广东美芝制冷设备有限公司 | Multi-cylinder rotary compressor and refrigerating system with same |
| CN106014990A (en) * | 2016-07-15 | 2016-10-12 | 上海日立电器有限公司 | Double-cylinder rotary compressor and air conditioning system thereof |
| CN106762643A (en) * | 2016-12-05 | 2017-05-31 | 珠海格力节能环保制冷技术研究中心有限公司 | Cylinder, pump assembly and compressor |
| WO2018103476A1 (en) * | 2016-12-05 | 2018-06-14 | 珠海格力节能环保制冷技术研究中心有限公司 | Air cylinder, pump body assembly, compressor, and temperature adjusting apparatus |
| CN108999781A (en) * | 2018-08-24 | 2018-12-14 | 珠海凌达压缩机有限公司 | Pump assembly and compressor |
| CN110552880A (en) * | 2019-09-30 | 2019-12-10 | 郑州凌达压缩机有限公司 | Pump body structure and compressor with same |
| CN112343820B (en) * | 2020-09-25 | 2023-01-17 | 珠海格力节能环保制冷技术研究中心有限公司 | Multilayer roller type compressor and air conditioner using same |
| CN115199547B (en) * | 2022-06-30 | 2023-09-29 | 珠海凌达压缩机有限公司 | Pump body assembly, compressor and air conditioner |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10141271A (en) * | 1996-11-01 | 1998-05-26 | Daikin Ind Ltd | Rotary compressor |
| CN201513345U (en) * | 2009-10-13 | 2010-06-23 | 珠海格力电器股份有限公司 | Double rotor two-stage enthalpy rise compressor, air conditioner and heat pump water heater |
| CN102094823B (en) * | 2009-12-10 | 2012-10-10 | 广东美芝制冷设备有限公司 | Cylinder assembly and core-adjusting method for cylinder of double-cylinder rotary compressor |
| CN102102669B (en) * | 2009-12-16 | 2014-08-06 | 东芝开利株式会社 | Multi-cylinder rotary compressor and refrigeration circulation device |
| CN203321828U (en) * | 2013-06-04 | 2013-12-04 | 珠海格力节能环保制冷技术研究中心有限公司 | Rolling rotor compressor pump body structure and air conditioner |
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- 2013-06-04 CN CN201310219974.4A patent/CN104214099B/en active Active
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