CN104153994A - Compressor exhaust device and compressor with same - Google Patents
Compressor exhaust device and compressor with same Download PDFInfo
- Publication number
- CN104153994A CN104153994A CN201410447289.1A CN201410447289A CN104153994A CN 104153994 A CN104153994 A CN 104153994A CN 201410447289 A CN201410447289 A CN 201410447289A CN 104153994 A CN104153994 A CN 104153994A
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- compressor
- groove
- air exhausting
- flange
- baffler
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- Applications Or Details Of Rotary Compressors (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention provides a compressor exhaust device and a compressor with the same. The compressor exhaust device comprises a flange, a muffler and a flow guiding groove, wherein the flange is arranged on the crankshaft of the compressor in a sleeving way; the flange is provided with a discharge channel communicated with the exhaust port of the compressing cylinder of the compressor; the flange comprises a mounting part extending in the axial direction of the crankshaft; the mounting part is sleeved with the muffler; the muffler comprises a muffling cavity communicated with the discharge channel; the flow guiding groove is formed in the mounting part and sinks towards the crankshaft; the flow guiding groove is communicated with the muffling cavity to discharge fluid in the muffling cavity out. The compressor exhaust device provided by the invention can reduce impacts and flaps to a motor rotor caused by a refrigerant, thereby reducing the noise of the compressor, avoiding the extra work of the compressor, reducing power consumption of the compressor and improving the performance of the compressor.
Description
Technical field
The present invention relates to air-conditioning technical field, more specifically, relate to a kind of compressor air exhausting unit and there is its compressor.
Background technique
To rotary compressor noise reduction, traditional denoising structure has: (1) upper flange adds baffler, and the pneumatic noise that high pressure is discharged enters after sealing baffler noise reduction in aperture is discharged to housing chamber.But the pressurized gas of discharging by baffler aperture rotor easy and High Rotation Speed impacts, pats, rubs, thereby causes generating high frequency noise, causes compressor noise high.(2) slotted opening on flange, the gas that cylinder is discharged enters after the baffler of sealing, then discharges by upper flange notch.
The pressurized gas rotor easy and High Rotation Speed that above structure is discharged by baffler aperture impacts, pats, rubs, thereby causes generating high frequency noise, causes compressor noise high.Simultaneously, because noise band is wide, the position that muffler structure is limited and upper flange notch structure offers notch because of the existence of relief opening, screw hole, outlet valve, angle is all restricted, and cannot adjust according to the actual requirements well position and the angle of muffler structure and upper flange notch.Thereby the pressurized gas that cause the pump housing to be discharged can only be discharged through baffler aperture or upper flange notch after entering sealing baffler, and air-flow exhaust has some setbacks, and compressor additionally does work, and makes compressor power consumption high.
Summary of the invention
The present invention aims to provide a kind of compressor air exhausting unit and has its compressor, to solve the problem that compressor power consumption of the prior art is high.
For solving the problems of the technologies described above, according to an aspect of the present invention, a kind of compressor air exhausting unit is provided, comprise: flange, flange is set on the bent axle of compressor, on flange, be provided with the discharge passage being connected with the relief opening of the compression cylinder of compressor, and flange comprises the axially extended assembly department along bent axle; Baffler, baffler is set in the periphery of assembly department, and baffler comprises the silencing cavity being communicated with discharge passage; And diversion groove, diversion groove is arranged on assembly department and to the direction depression near bent axle, and diversion groove is communicated with silencing cavity with the outside to baffler by the fluid drainage in silencing cavity.
Further, diversion groove comprises the first groove circumferentially offered along assembly department.
Further, the cross section that the first groove dissects along the axial direction that is parallel to bent axle is circular-arc.
Further, diversion groove comprises axially extended the second groove along bent axle.
Further, diversion groove is one or more, and one or more diversion grooves are along the periphery setting of assembly department.
Further, the number of diversion groove is in the scope of 1 to 6.
Further, assembly department is the tubular structure that is arranged on bent axle periphery.
According to a further aspect in the invention, improved a kind of compressor, comprised compressor air exhausting unit, compressor air exhausting unit is above-mentioned compressor air exhausting unit.
Apply technological scheme of the present invention, when work, after the compressed cylinder compression of refrigerant of compressor, enter into from the relief opening of compression cylinder in the discharge passage of flange, because the silencing cavity of discharge passage and baffler is communicated with, compressed refrigerant can flow in silencing cavity, after carrying out noise reduction processing by baffler, refrigerant flows to the outside of baffler from diversion groove, because diversion groove is to the direction depression near compressor crank shaft, in the time that refrigerant flows out from baffler, first the flow direction of refrigerant is the direction towards bent axle, after running into the bottom land of diversion groove, once effectively slow down, and then flow out baffler along the extension of diversion groove from the notch of diversion groove, in this process, because the flow direction of refrigerant is not towards the rotor of motor, can reduce the impact of refrigerant to rotor, pat, thereby reduce the noise of compressor, avoid compressor additionally to do work, reduce the power consumpiton of compressor, improve the performance of compressor.
Brief description of the drawings
The accompanying drawing that forms the application's a part is used to provide a further understanding of the present invention, and schematic description and description of the present invention is used for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 has schematically shown the partial sectional view of compressor of the present invention;
Fig. 2 has schematically shown the first embodiment's of compressor air exhausting unit of the present invention sectional view; And
Fig. 3 has schematically shown the second embodiment's of compressor air exhausting unit of the present invention sectional view.
Description of reference numerals: 10, flange; 11, assembly department; 12, discharge passage; 20, baffler; 21, silencing cavity; 30, diversion groove; 31, the first groove; 32, the second groove; 40, bent axle; 41, eccentric mass; 50, compression cylinder; 60, rotor; 70, equilibrium block; 80, lower flange; 90, housing; 100, roller.
Embodiment
Below in conjunction with accompanying drawing, embodiments of the invention are elaborated, but the multitude of different ways that the present invention can be defined by the claims and cover is implemented.
Referring to shown in Fig. 1 to Fig. 3, according to embodiments of the invention, provide a kind of compressor.This compressor comprises housing 90, this housing encloses formation installation cavity, in installation cavity, be provided with the bent axle 40 that extends along the length direction of installation cavity, be arranged on eccentric mass 41 on bent axle 40, be arranged on eccentric mass 41 peripheries roller 100, be arranged on roller 100 periphery compression cylinders 50, be arranged on the lower flange 80 that is positioned at compression cylinder 50 belows on bent axle 40, be arranged on the compressor air exhausting unit of compression cylinder 50 tops and be set on bent axle 40 and be positioned at the rotor 60 of compressor air exhausting unit top and the equilibrium block 70 on rotor 60 be set.
Wherein, compressor air exhausting unit comprises flange 10, baffler 20 and diversion groove 30, wherein, flange 10 is set on the bent axle 40 of compressor, on flange 10, be provided with the discharge passage 12 being connected with the relief opening of the compression cylinder 50 of compressor, be convenient to compressed cylinder 50 compressions and process the outflow of fluid afterwards, for baffler 20 is installed, flange 10 comprises the axially extended assembly department 11 along bent axle 40; Baffler 20 is set in the periphery of assembly department 11, and this baffler 20 comprises the silencing cavity 21 being communicated with discharge passage 12, and when the fluid flowing out from compression cylinder 50 is after discharge passage 12 enters into silencing cavity 21, in silencing cavity 21, convolution realizes noise reduction processing; Diversion groove 30 is arranged on assembly department 11 and to the direction depression near bent axle 40, and diversion groove 30 is communicated with the outside to baffler 20 by the fluid drainage in silencing cavity 21 with silencing cavity 21.
When work, after compressed cylinder 50 compressions of refrigerant of compressor, enter into from the relief opening of compression cylinder 50 in the discharge passage 12 of flange 10, because the silencing cavity 21 of discharge passage 12 and baffler 20 is communicated with, compressed refrigerant can flow in silencing cavity 21, after carrying out noise reduction processing by baffler 20, refrigerant flows to the outside of baffler 20 from diversion groove 30, because diversion groove 30 is to the direction depression near compressor crank shaft 40, in the time that refrigerant flows out from baffler 20, first the flow direction of refrigerant is the direction towards bent axle 40, after running into the bottom land of diversion groove 30, once effectively slow down, and then flow out baffler 20 along the extension of diversion groove 30 from the notch of diversion groove 30, in this process, because the flow direction of refrigerant is not towards the rotor 60 of motor, can reduce the impact of refrigerant to rotor 60, pat, thereby reduce the noise of compressor, avoid compressor additionally to do work, reduce the power consumpiton of compressor, improve the performance of compressor.
Refer again to shown in Fig. 2, in a kind of preferred embodiment of the present invention, diversion groove 30 comprises the first groove 31 circumferentially offered along assembly department 11, due to the first groove 31 circumferentially offering along assembly department 11, when refrigerant flows out from silencing cavity 21, its flow direction is first to move towards the direction of bent axle 40, then towards the direction motion away from bent axle 40, that is to say, flowing of refrigerant departs from rotor 60 all the time, impact and the beating of matchmaker to rotor 60, further effective performance that improves compressor can effectively be Protected from Cold.More preferably, the cross section that the first groove 31 dissects along the axial direction that is parallel to bent axle 40 is circular-arc, and the flow direction of refrigerant can effectively be disperseed by the first circular-arc groove 31, further prevents that refrigerant from moving and impact and pat rotor 60 towards rotor 60.
Shown in Figure 3, according to another kind of preferred embodiment of the present invention, diversion groove 30 of the present invention comprises axially extended the second groove 32 along bent axle 40, the second groove 32 extends axially along bent axle 40, can prevent that equally the refrigerant flowing out from baffler 20 from flowing towards rotor 60, prevents that refrigerant from impacting, patting the rotor 60 of motor, thereby reduce the noise of compressor, avoid compressor additionally to do work, reduce the power consumpiton of compressor, improved the performance of compressor.
Preferably, diversion groove 30 is one or more, one or more diversion grooves 30 are along the periphery setting of assembly department 11, ensure that the refrigerant of baffler 20 inside can be discharged to the outside of baffler 20 swimmingly, the pressurized gas that compression cylinder 50 discharged by diversion groove 30 are more even, can reduce the microseismic noise of pressurized gas, the aerodynamic noise of high pressure is less, and can effectively avoid impact, friction between the pulsed gas of high pressure and the rotor of High Rotation Speed 60, effectively reduce the aerodynamic noise of compressor, make compressor overall noise also have obvious reduction.More preferably, the number of diversion groove 30, at 1 to 6, for example 4, avoids diversion groove 30 to offer the machine structural strength that too much affects assembly department 11.
Preferably, the assembly department 11 of the present embodiment is for being arranged on the tubular structure of bent axle 40 peripheries, simple in structure, is convenient to offering and processing of diversion groove 30.
In the present embodiment, baffler 20 is hermetically sealed noise-reducing structure, the axle only coordinating with baffler 20 at assembly department 11 is surveyed and is offered circumferential arc groove or axial groove, the pressurized gas that compression cylinder 50 is discharged enter hermetically sealed baffler 20 spaces of expansion, and the noise energy that high pressure draught pulsation is produced is effectively discharged.
Simultaneously, the pressurized gas of compression cylinder 5 interior eliminatings, after eliminating the noise, directly got rid of by assembly department 11 circumferential grooves or axial groove, compressor air-discharging is more smooth and easy, and the extra acting of compressor is few, makes compressor power consumption low, effectively raise compressor efficiency, and the structure of groove can be adjusted different forms according to the noise power consumption actual demand of compressor, as shown in table 1, wherein table 1 shows the relation between refrigerating capacity, power, COP and the noise of compressor when different groove is set.
Table 1:
Can know according to data above, structure of the present invention can effectively reduce the noise of compressor and reduce the energy consumption of compressor, has improved the performance of compressor.
Baffler 20 is hermetically sealed noise-reducing structure, the axle survey coordinating with baffler 20 is set on the assembly department 11 of flange 10 and offers the first groove 31 or the second groove 32, under the effect of baffler 20, the noise energy that high pressure draught pulsation is produced is effectively discharged, then discharges from the first groove 31 or the second groove 32.Make the pressurized gas of discharging from compression cylinder 50 more even by the first groove 31 or the second groove 32, can reduce the microseismic noise of pressurized gas, the aerodynamic noise of high pressure is less, and can effectively avoid impact, friction between the pulsed gas of high pressure and the rotor of High Rotation Speed 60, effectively reduce the aerodynamic noise of compressor, make compressor overall noise also have obvious reduction.
Simultaneously, the pressurized gas that compression cylinder 50 is got rid of, after eliminating the noise, directly discharged by the first groove 31 or the second groove 32, make compressor air-discharging more smooth and easy, the extra acting of compressor is few, make compressor power consumption low, effectively improved compressor efficiency, and the structure of the first groove 31 or the second groove 32 can be adjusted different forms according to the noise power consumption actual demand of compressor.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (8)
1. a compressor air exhausting unit, is characterized in that, comprising:
Flange (10), described flange (10) is set on the bent axle (40) of compressor, on described flange (10), be provided with the discharge passage (12) being connected with the relief opening of the compression cylinder (50) of described compressor, and described flange (10) comprises the axially extended assembly department (11) along described bent axle (40);
Baffler (20), described baffler (20) is set in the periphery of described assembly department (11), and described baffler (20) comprises the silencing cavity (21) being communicated with described discharge passage (12); And
Diversion groove (30), described diversion groove (30) is arranged on described assembly department (11) above and to the direction depression near described bent axle (40), described diversion groove (30) is communicated with described silencing cavity (21) with the outside to described baffler (20) by the fluid drainage in described silencing cavity (21).
2. compressor air exhausting unit according to claim 1, is characterized in that, described diversion groove (30) comprises the first groove (31) circumferentially offered along described assembly department (11).
3. compressor air exhausting unit according to claim 2, is characterized in that, the cross section that described the first groove (31) dissects along the axial direction that is parallel to described bent axle (40) is circular-arc.
4. according to the compressor air exhausting unit described in any one in claims 1 to 3, it is characterized in that, described diversion groove (30) comprises axially extended the second groove (32) along described bent axle (40).
5. compressor air exhausting unit according to claim 1, is characterized in that, described diversion groove (30) is one or more, and one or more described diversion grooves (30) are along the periphery setting of described assembly department (11).
6. compressor air exhausting unit according to claim 5, is characterized in that, the number of described diversion groove (30) is in the scope of 1 to 6.
7. compressor air exhausting unit according to claim 1, is characterized in that, described assembly department (11) is for being arranged on the tubular structure of described bent axle (40) periphery.
8. a compressor, comprises compressor air exhausting unit, it is characterized in that, described compressor air exhausting unit is the compressor air exhausting unit described in any one in claim 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410447289.1A CN104153994B (en) | 2014-09-03 | 2014-09-03 | Compressor air exhausting unit and there is its compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410447289.1A CN104153994B (en) | 2014-09-03 | 2014-09-03 | Compressor air exhausting unit and there is its compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104153994A true CN104153994A (en) | 2014-11-19 |
| CN104153994B CN104153994B (en) | 2016-08-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410447289.1A Active CN104153994B (en) | 2014-09-03 | 2014-09-03 | Compressor air exhausting unit and there is its compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104153994B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110043444A (en) * | 2019-04-30 | 2019-07-23 | 南昌市德善精密机械有限公司 | A kind of compressor crankshaft and the compressor with it |
| CN112145432A (en) * | 2020-10-26 | 2020-12-29 | 珠海格力节能环保制冷技术研究中心有限公司 | Pump body structure and compressor with same |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58202392A (en) * | 1982-05-20 | 1983-11-25 | Sanyo Electric Co Ltd | Enclosed type rotary compressor |
| JPH04134194A (en) * | 1990-09-27 | 1992-05-08 | Daikin Ind Ltd | Hermetic compressor |
| CN1257164A (en) * | 1998-12-17 | 2000-06-21 | Lg电子株式会社 | Silencer for rotary compressor |
| CN1601104A (en) * | 2003-09-28 | 2005-03-30 | 乐金电子(天津)电器有限公司 | Linkage structure between bearing in L-portion of revolving type compressor and center hole of silencer |
| CN101713406A (en) * | 2008-10-06 | 2010-05-26 | 乐金电子(天津)电器有限公司 | Oil leakage preventer of closed-type compressor |
| CN204061184U (en) * | 2014-09-03 | 2014-12-31 | 武汉凌达压缩机有限公司 | Compressor air exhausting unit and there is its compressor |
-
2014
- 2014-09-03 CN CN201410447289.1A patent/CN104153994B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58202392A (en) * | 1982-05-20 | 1983-11-25 | Sanyo Electric Co Ltd | Enclosed type rotary compressor |
| JPH04134194A (en) * | 1990-09-27 | 1992-05-08 | Daikin Ind Ltd | Hermetic compressor |
| CN1257164A (en) * | 1998-12-17 | 2000-06-21 | Lg电子株式会社 | Silencer for rotary compressor |
| CN1601104A (en) * | 2003-09-28 | 2005-03-30 | 乐金电子(天津)电器有限公司 | Linkage structure between bearing in L-portion of revolving type compressor and center hole of silencer |
| CN101713406A (en) * | 2008-10-06 | 2010-05-26 | 乐金电子(天津)电器有限公司 | Oil leakage preventer of closed-type compressor |
| CN204061184U (en) * | 2014-09-03 | 2014-12-31 | 武汉凌达压缩机有限公司 | Compressor air exhausting unit and there is its compressor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110043444A (en) * | 2019-04-30 | 2019-07-23 | 南昌市德善精密机械有限公司 | A kind of compressor crankshaft and the compressor with it |
| CN112145432A (en) * | 2020-10-26 | 2020-12-29 | 珠海格力节能环保制冷技术研究中心有限公司 | Pump body structure and compressor with same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104153994B (en) | 2016-08-24 |
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