CN100412379C - Oil separating device in rotating type compressor - Google Patents
Oil separating device in rotating type compressor Download PDFInfo
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- CN100412379C CN100412379C CNB2003101075312A CN200310107531A CN100412379C CN 100412379 C CN100412379 C CN 100412379C CN B2003101075312 A CNB2003101075312 A CN B2003101075312A CN 200310107531 A CN200310107531 A CN 200310107531A CN 100412379 C CN100412379 C CN 100412379C
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- oil
- oil baffle
- rotor
- rotary compressor
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Abstract
The present invention relates to an oil separating device of a rotary compressor, which belongs to a rotary compression machine. The oil separating device of a rotary compressor comprises oil baffle plates which are arranged at the upper side of a rotating shaft in order to drain oil used for lubricating a rotary compressor from a discharge port and prevent the oil from splashing due to the rotation of the rotating shaft, wherein the oil baffle plates are composed of a first oil baffle plate and a second oil baffle plate, wherein a through hole is formed in the center of the first oil baffle plate which is arranged at the upper side of the rotor and used for installing a guiding clamp when a rotor is assembled, and due to a fixed component, the second oil baffle plate can be disassembled from the through hole of the first oil baffle plate after the first oil baffle plate is arranged. Thus, the oil baffle plates can be easily installed, the number of workers is reduced, the phenomenon of damaging a mechanism part during assembling work can be reduced, and manufacturing cost is also reduced.
Description
Technical field
The invention relates to the rotary compressor device, more detailed is about improving the structure of oil baffle, the oil of the lubricated inside that prevents the running shaft rotation and splash is discharged to exhaust port with the gas that has compressed, and makes its assembling be easy to the oil separating device of rotary compressor.
Background technique
Generally, rotary compressor is not by centrifugal force, therefore but the rotor in the rotary cylinder comes compression refrigerant, is by being installed in the bent axle bottom and eccentric rolling rotor rotates together, along moving of cylinder inner peripheral surface revolution and rotation suck, the machinery of compression refrigerant.
Such closed rotary compressor as shown in Figure 1, is by the seal container (10) that forms confined space in inside; Be installed in the inner motor section (20) of seal container (10); Be connected and drive and be installed in seal container (10) inside on the motor section (20) and the compressor section (30) of compression refrigerant, to oily supply unit (40) formation of seal container internal feed oil.
Seal container (10) is to possess open opening portion by upside and downside, and possesses the housing (11) of suction port (1) in the bottom, side; Central part possesses exhaust port (4), and inserts definite part and the last side cover (12) installed in the upside opening portion of seal container (10); The following side cover (13) that inserts definite part in the open lower side portion of seal container (10) and install.
Suction port (1) is gone up and is connected the refrigerant intake channel (2) that refrigerant flows, and connects gas-liquid separator (3) at the other end of refrigerant intake channel (2).
Motor section (20) is by being installed in the inner stator (21) of seal container (10), is installed in the stator (21) and rotor rotated (22).
Compressor section (30) is to be installed in rotor (22) the inside by being pressed into, and possesses the running shaft (31) of eccentric part (31a) in the bottom; Hold eccentric part (31a) in inside, and fixing upper bearing of supporting rotating shaft (32) and lower bearing (33) with screw (34), and be installed in the inner cylinder (35) of seal container (10); Inner face contacts with the eccentric part (31a) of running shaft (31) one sides, and its outside contacts with the inner face of cylinder (35), utilizes eccentric part (31a) rotation thus and the rolling rotor (36) of revolution and rotation; With rolling rotor (36) sliding contact, and cylinder (35) inside is divided into high-voltage section and low voltage section, and is arranged on the cylinder (35), constitute to the slide plate (not shown) of the central direction straight reciprocating motion of cylinder (35).
And, on the appointed part of upper bearing (32), possesses the discharge port (32a) of discharging compressed cold media air, and go up and compressed refrigerant is installed is reached the expulsion valve (not shown) that certain pressure is just opened when above discharging port (32a), and the top of upper bearing (32) possesses the baffler (37) that can reduce the discharge noise.
Oil supply unit (40) is by the seal container of adorning certain gauging (41) (10) bottom; Connect its central part from a side of running shaft (31) to opposite side, make a side be communicated to the oil circuit (42) of oil (41) lining; Discharge from exhaust port (4) for the oil that prevents to splash, form each hole (45a, 45b) and the oil baffle (45) that is installed in rotor (22) top constitutes by oil circuit (42).
If in closed rotary compressor, connect power supply as above-mentioned formation, running shaft (31) rotates under the interaction of stator (21) and rotor (22), and because the rotation of the eccentric part (31a) of running shaft (31) one sides, rolling rotor (36) contacts with slide plate (not shown) in cylinder (35) inside and rotates.Therefore the low-temp low-pressure refrigerant that flow into compressor (3) lining is drawn into cylinder (35) inside by intake channel (3) and suction port (1), is compressed into high-temperature high-pressure state.
The High Temperature High Pressure refrigerant of compression is opened expulsion valve (not shown) in cylinder (35), and discharges by discharging port (32a).And the refrigerant of discharge is discharged by the exhaust port (4) on the last side cover (12) through after baffler (37) and seal container (10) inside.
As above-mentioned, if rotary compressor runs well, the oil supplying device (46) that the oil (41) of seal container (10) bottom is rotated the formula compressor rises by running shaft (31) oil circuit (42), and supplies with by near each hole (43,44) the cylinder (35).Help cylinder to turn round glibly thus.
At this moment, flow in the oil (41) of running shaft (31) oil circuit (42) lining, supply with above-mentioned hole (43,44) the remaining oil in back (41) and continue to rise and splash in seal container (10) inside.The oil that splashes (41) is prevented to move to exhaust port (4) by the oil baffle (45) on rotor (22) top, and splashes on every side at exhaust port (4).Above-mentioned thus oil (41) is only in seal container (10) internal feed and recovery.
Such rotary compressor, in order to prevent because running shaft (31) its center of gravity off-centre of when rotation, produce seismism, after under the state that running shaft (31) is fixed with anchor clamps rotor (22) being installed, as shown in Figure 2, the fixing pin on rotor (22) top (22a, 22b) is inserted by the lining, each hole (45a, 45b) on the other oil baffle of making (45) of sheet metal operation, then the fixing pin of rotor (22) (22a, 22b) embedding is press-fited, oil baffle (45) is installed thus.
But, when running shaft (31) state fixing with anchor clamps installed rotor (22) and oil baffle (45) down because anchor clamps and oil baffle (45) mutual interference mutually, therefore rotor (22) be installed in running shaft (31) upward after installation oil baffle (45).At this moment, when oil baffle (45) was installed, therefore percussion mechanism portion in the process that the fixing pin (22a, 22b) of rotor (22) is being pressed had the problem of damaging portion of mechanism.
Summary of the invention
The present invention improves the oil baffle structure, the oil separating device of the rotary compressor that can assemble easily in order to address the above problem invention, to its objective is to provide.
In order to achieve the above object, splashing because of the running shaft rotation for the oil that prevents lubricated rotary compressor and discharging by exhaust port, possess in the oil separating device of rotary compressor of oil baffle at the upside of running shaft, oil baffle is by forming through hole at central position, the guiding anchor clamps can be installed during the assembling rotor, and be installed in the 1st oil baffle of rotor upside; Owing to possess fixed component, install behind the 1st oil baffle can dismounting from the through hole of the 1st oil baffle the 2nd oil baffle constitute.
And fixed component possesses to protrude in a side direction Vertical direction of the 2nd oil baffle and prolongs, and possesses the extension projection with through hole inner peripheral surface same inner diameter; Hang the joggling part of projection terminal portion to the central direction warpage.
As above-mentioned, according to the oil separating device of rotary compressor of the present invention, under the state that running shaft is fixed with anchor clamps, rotor and the 1st oil baffle are installed, then the fixed component of the 2nd oil baffle one side is fixed in the through hole of the 1st oil baffle.Therefore, because assembling becomes easily, reduce operation recruitment number; And the phenomenon of portion of damage mechanism takes place in the time of preventing assembling work, reduce manufacturing cost.
Description of drawings
Fig. 1 is the vertical profile structural representation that is provided with the rotary compressor of existing oil baffle.
Fig. 2 is the vertical profile structural representation that the oil baffle state is installed on the rotary compressor rotor among Fig. 1.
Fig. 3 is the inner vertical profile structural representation of the compressor of one embodiment of the invention.
Fig. 4 is the decomposition texture schematic representation of oil separating device among Fig. 3.
Explanation for major component symbol among the figure:
31: running shaft, 145: the 1 oil baffles,
145c: through hole, 146: the 2 oil baffles,
147: fixed component.
Embodiment
Following the present invention is described in detail with reference to drawings and Examples, and identical symbol has been used at the position identical with existing structure, and Fig. 1 has been quoted in its detailed description.
Fig. 3 is the inner vertical profile structural representation of the compressor of one embodiment of the invention, and Fig. 4 is the decomposition texture schematic representation of oil separating device among Fig. 3.
As shown in the figure, rotary compressor of the present invention is by the seal container that possesses confined space (10); Be installed in the inner motor section (20) of seal container (10); Be connected and drive and be installed in seal container (10) inside on the motor (20) and the compressor section (30) of compression refrigerant, to oily supply unit (40) formation of seal container internal feed refrigerant.
Motor section (20) is by being installed in the inner stator (21) of seal container (10), being installed in stator (21) inboard and rotor rotated (22) formation.
Compressor section (30) is to be installed in rotor (22) inner face by being pressed into, and possesses the running shaft (31) of eccentric part (31a) in the bottom; Hold eccentric part (31a) in inside, and fixing upper bearing of supporting rotating shaft (32) and lower bearing (33) with screw (34), be installed in the inner cylinder (35) of seal container (10); Inner face contacts with the eccentric part (31a) of running shaft (31) one sides, and the outside contacts with the inner face of cylinder (35), utilizes eccentric part (31a) rotation thus and the rolling rotor (36) of revolution and rotation; With rolling rotor (36) sliding contact, cylinder (35) inside is divided into high-voltage section and low voltage section, and is arranged on the cylinder (35), constitute to the slide plate (not shown) of the central direction straight reciprocating motion of cylinder (35).
Oil supply unit (40) is by adorning certain gauging (41) seal container (10) bottom; Connect its central part from a side of running shaft (31) to opposite side, make a side be communicated to the oil circuit (42) of oil (41) lining; Discharge from exhaust port (4) for the oil that prevents to splash, form each hole (45a, 45b), and portion possesses through hole (145c) in the central, the 1st oil baffle (145) of energy fixed guide anchor clamps during assembling rotor (22) by oil circuit (42); Possess fixed component (147) in a side, and can constitute from the 2nd oil baffle (146) that the through hole (145c) of the 1st oil baffle (145) is installed and dismantled.And fixed component (147) possesses to Vertical direction and protrude to prolong, and possesses the extension projection (147a) with the inner peripheral surface same inner diameter of through hole (145c); And at the joggling part (147b) of the terminal of hanging projection (147a) to the central direction warpage.
If as running shaft (31) rotation of the rotary compressor of above-mentioned formation, the oil (41) that flow into oil circuit (42) lining is supplied with by near each hole (43,44) the cylinder (35), helps cylinder (35) to turn round glibly thus.
And behind the lining fuel feeding of above-mentioned hole (43,44), remaining oil (41) continues to rise, and splashes in seal container (10) inside.The oil that splashes (41) is prevented to move to exhaust port (4) by the 1st oil baffle (145) and the 2nd oil baffle (146) on rotor (22) top, and splashes on every side at exhaust port (4), and therefore oil (41) is only in seal container (10) internal feed and recovery.
Such rotary compressor, the eccentric seismism that takes place of its center of gravity in order to prevent to rotate owing to running shaft (31), installation rotor (22) under running shaft (31) state fixing with anchor clamps is installed the 1st oil baffle (145) afterwards.At this moment, because the central part of the 1st oil baffle (145) possesses through hole (145c), can not follow the mutual interference of anchor clamps phase, therefore insert the lining, each hole (145a, 145b) on other the 1st oil baffle of making (145) at fixing pin (22a, 22b) by the sheet metal operation with the fixing following rotor of state (22) top of anchor clamps, then the fixing pin (22a of rotor (22), 22b)) fill out embedding and be pressed into, the 1st oil baffle (145) is installed thus.
And, install the 1st oil baffle (145) back and remove de-chucking, and the fixed component (147) on the 2nd oil baffle (146) is inserted through hole (145c) lining that is fixed on the 1st oil baffle (145).If fixed component (147) is inserted in through hole (145c) lining, joggling part (147b) is directed along through hole (145c), if exert pressure in this state, extension projection springy (147a) is fixed on through hole (145c) lining, and keeps its stationary state by elastic force.
As above-mentioned, oil separating device according to rotary compressor of the present invention, under the state that running shaft (31) is fixed with anchor clamps, rotor (22) and the 1st oil baffle (145) are installed, then the fixed component (147) of the 2nd oil baffle (146) one sides are fixed on through hole (145c) lining of the 1st oil baffle (145).Therefore, assembling becomes easily, and the phenomenon of portion of damage mechanism takes place in the time of meanwhile preventing to assemble.
Claims (2)
1. the oil separating device of a rotary compressor, comprise: for the oil that prevents lubricated rotary compressor splashes because of the running shaft rotation and discharges by exhaust port, the oil baffle that possesses at the upside of running shaft, it is characterized in that oil baffle is by forming through hole at central position, guiding the 1st oil baffle anchor clamps and that be installed in the rotor upside can being installed during the assembling rotor; Owing to possess fixed component, install behind the 1st oil baffle can dismounting from the through hole of the 1st oil baffle the 2nd oil baffle constitute.
2. the oil separating device of rotary compressor according to claim 1, it is characterized in that fixed component is to prolong by protruding in a side direction Vertical direction of the 2nd oil baffle, and possess extension projection with through hole inner peripheral surface same inner diameter, constitute hanging the joggling part of projection terminal portion to the central direction warpage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2003101075312A CN100412379C (en) | 2003-12-12 | 2003-12-12 | Oil separating device in rotating type compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2003101075312A CN100412379C (en) | 2003-12-12 | 2003-12-12 | Oil separating device in rotating type compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1626816A CN1626816A (en) | 2005-06-15 |
| CN100412379C true CN100412379C (en) | 2008-08-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2003101075312A Expired - Fee Related CN100412379C (en) | 2003-12-12 | 2003-12-12 | Oil separating device in rotating type compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100412379C (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101956707B (en) * | 2009-07-20 | 2014-04-30 | 乐金电子(天津)电器有限公司 | Rotor structure of closed type rotary compressor |
| CN102011732B (en) * | 2009-09-08 | 2013-03-20 | 珠海格力电器股份有限公司 | Rotary compressor and oil baffle plate mounting structure thereof |
| CN102251966B (en) * | 2010-05-17 | 2016-07-13 | 珠海格力电器股份有限公司 | Oil blocking assembly and rotary compressor with same |
| CN107231046B (en) * | 2017-06-29 | 2023-04-25 | 广东美芝制冷设备有限公司 | Motor of compressor, compressor and noise reduction method of compressor |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003286987A (en) * | 2002-03-28 | 2003-10-10 | Sanyo Electric Co Ltd | Lateral multi-stage compression rotary compressor |
| JP2003286981A (en) * | 2002-03-28 | 2003-10-10 | Sanyo Electric Co Ltd | Lateral multi-stage compression rotary compressor |
| JP2003293974A (en) * | 2002-04-03 | 2003-10-15 | Sanyo Electric Co Ltd | Lateral multi-stage compression rotary compressor |
| JP2003314451A (en) * | 2002-04-17 | 2003-11-06 | Sanyo Electric Co Ltd | Compressor |
-
2003
- 2003-12-12 CN CNB2003101075312A patent/CN100412379C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003286987A (en) * | 2002-03-28 | 2003-10-10 | Sanyo Electric Co Ltd | Lateral multi-stage compression rotary compressor |
| JP2003286981A (en) * | 2002-03-28 | 2003-10-10 | Sanyo Electric Co Ltd | Lateral multi-stage compression rotary compressor |
| JP2003293974A (en) * | 2002-04-03 | 2003-10-15 | Sanyo Electric Co Ltd | Lateral multi-stage compression rotary compressor |
| JP2003314451A (en) * | 2002-04-17 | 2003-11-06 | Sanyo Electric Co Ltd | Compressor |
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| Publication number | Publication date |
|---|---|
| CN1626816A (en) | 2005-06-15 |
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