CN203201804U - Oil baffle and compressor using same - Google Patents
Oil baffle and compressor using same Download PDFInfo
- Publication number
- CN203201804U CN203201804U CN 201320070812 CN201320070812U CN203201804U CN 203201804 U CN203201804 U CN 203201804U CN 201320070812 CN201320070812 CN 201320070812 CN 201320070812 U CN201320070812 U CN 201320070812U CN 203201804 U CN203201804 U CN 203201804U
- Authority
- CN
- China
- Prior art keywords
- oil baffle
- compressor
- rotor
- oil
- central
- 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.)
- Expired - Fee Related
Links
Images
Abstract
The utility model discloses an oil baffle and a compressor using the same. The compressor comprises a closed shell internally provided with a motor assembly and a compression assembly, a gas-liquid separator communicated with the compression assembly via an intake elbow, and an exhaust tube arranged at the upper end of the closed shell, wherein the motor assembly comprises a stator and a rotor; a crankshaft of the compressor is driven by the rotor to rotate; a compression pump body comprises an upper flange, a cylinder and a lower flange, which are sequentially installed along the axial direction of the crankshaft of the compressor, as well as a roller arranged on the crankshaft of the compressor; the oil baffle is arranged at the top of the rotor; a central through hole and an installation-fixation hole are formed in the oil baffle, and the central through hole is located in the centre of the oil baffle; radial-flow blades which are projected towards the centre of the oil baffle from the edge of the central through hole along a radial direction are arranged on the oil baffle. According to the compressor disclosed by the utility model, the oil baffle is arranged at the top of the rotor of the compressor, so that a turbulent gas flow can be formed in the upper cavity of the compressor to prevent refrigerant oil from being discharged out of the compressor with the gas, thus reducing the oil discharge amount of the compressor and improving the overall performance of the compressor.
Description
Technical field
The utility model belongs to the Compressor Technology field, relates in particular to oil baffle and the compressor that uses this oil baffle in a kind of rotary compressor.
Background technique
Compressor generally includes enclosing housing, the compression pump housing, electric machine assembly, bent axle, gas-liquid separator, sucking pipe and outlet pipe.Stator and rotor are formed the electric machine assembly of compressor, and the compression pump housing comprises cylinder, upper flange, lower flange and is fixed on roller in the crankshaft eccentric portion.Rotor rotates in stator interior during work, and in cylinder, do off-centre by bent axle drive roller and roll, under the eccentric lift-over effect of roller, low pressure refrigerant is inhaled in the cylinder through sucking pipe and compresses, surpass critical pressure until being compressed into pressure, just export in the heat-exchange system through outlet pipe.
Store refrigeration oil at compressor enclosing housing inner bottom part, be provided with the oil passageway of a up/down perforation in the bent axle, in the process of compressor operating, oil passageway in the refrigeration oil process bent axle and the oilhole that communicates with oil passageway can arrive the position of each component in the compressor, to reach the purpose of lubricating component, wherein unnecessary refrigeration oil is discharged from the oil passageway upper end, and the enclosing housing bottom that falls back.Owing to know from experience by arrival enclosing housing top, the space between compressor pump body component and electric machine assembly through the high pressure air of overcompression, in the process that pressurized gas are upwards discharged, the part refrigerator oil can mix the formation gas mixture with pressurized gas, enter in the air-conditioning system with pressurized gas, the refrigeration oil that enters air-conditioning system can form oil film at system's tube wall, thereby influence the heat exchange effect of air-conditioning system, make the heat exchange deleterious of air-conditioning.And the size of oil drain quantity can directly influence the Performance And Reliability of compressor, and compressor can can't long-play because of the oil return difficulty.
Prior art solves the problems referred to above by oil baffle is set in compressor, structure and the set-up mode of oil baffle are had nothing in common with each other.Be that the Chinese invention patent application of 200910171693.X discloses a kind of oil baffle that is fixed on the bent axle top as application number, this oil baffle is arranged at the abutting end of bent axle by connected element, stop that by oil baffle oil passageway that refrigeration oil passes through bent axle mixes the back and discharges with pressurized gas, but the mixture outflow compressor that the refrigeration oil that can't stop lubricated each component well and pressurized gas form.
Application number is the oil baffle that 201010227450.6 Chinese invention patent application discloses another kind of structure, and this oil baffle is arranged on the motor below, between rotor and the compression pump housing, and oil baffle is set on the main shaft by the spindle hole in the middle part of the oil baffle.This oil baffle can stop the pressurized gas and the mixture of refrigeration oil of discharging from the compression pump housing, but can't stop the oil passageway upwards discharge of refrigeration oil in the bent axle.
Application number is that the oil baffle that relates in 201010180119.3 the Chinese invention patent application comprises base plate and is around in side plate on the base plate, and base plate is provided with a plurality of through holes, and this oil baffle is arranged on the rotor, and the equilibrium block of rotor is arranged on the oil baffle.The patent No. is that the oil baffle that 200310107531.2 Chinese invention patent relates to is arranged on the balancing rotor piece, comprise first oil baffle and second oil baffle, wherein first oil baffle is positioned at the equilibrium block top, be processed with through hole in the middle of first oil baffle, second oil baffle is arranged on first oil baffle by buckle structure.Discharge outside compressor though these two kinds of oil baffles can stop refrigeration oil better, structure is relative complex all, and oil baffle comparatively seals, and can increase the exhaust resistance of compressor to a certain extent.
The model utility content
The purpose of this utility model provides the compressor that a kind of simple in structure, reasonable in design, machine oil separating effect better and not can increase the oil baffle of exhaust resistance and use this oil baffle.
To achieve these goals, the utility model is taked following technical solution:
Oil baffle, described oil baffle are provided with central through bore and install and fix the hole, and described central through bore is positioned at described oil baffle center; Described oil baffle is provided with from described central through bore edge the runoff blade of radially giving prominence to the oil baffle center.
Use the compressor of aforementioned oil baffle, comprising: in establish the enclosing housing of electric machine assembly and compression assembly, the gas-liquid separator that is communicated with described compression assembly by intake elbow, the outlet pipe that is arranged at described enclosing housing upper end; Described electric machine assembly comprises stator and rotor, compressor crank shaft is by the rotor driven rotary, the described compression pump housing comprises upper flange, cylinder, the lower flange of axially installing successively along described compressor crank shaft and is arranged at roller on the described compressor crank shaft that described oil baffle is arranged at described rotor top.
Runoff blade of the present utility model evenly arranges at interval along circumference.
Oil baffle of the present utility model is provided with 3 runoff blades.
Runoff blade of the present utility model is the bar shaped sheet, and the free end of runoff blade is arc.
Oil baffle of the present utility model is arranged on the equilibrium block of rotor.
By above technological scheme as can be known, the utility model arranges oil baffle at the compressor drum top, oil baffle rotates with the rotor of motor, under the turning effort of runoff blade, can in the compressor upper cavity, form the air-flow of disturbance, avoid refrigeration oil to discharge compressor with gas, the runoff blade is set on the oil baffle can make the area of contact of gas mixture and oil baffle increase, make that pressurized gas and refrigeration oil are easier to be separated, thereby reduce the oil drain quantity of compressor, improve the compressor overall performance.
Description of drawings
Fig. 1 is an embodiment's of the utility model structural representation;
Fig. 2 is the structural representation of the utility model oil baffle;
Fig. 3 is the sectional view along A-A line among Fig. 2.
Below in conjunction with accompanying drawing embodiment of the present utility model is done explanation in further detail.
Embodiment
As shown in Figure 1, compressor of the present utility model comprises that inside is provided with the enclosing housing 1 of electric machine assembly and the compression pump housing, passes through the gas-liquid separator 3 that the compression pump housing is communicated with in intake elbow 2 and the compressor, is provided with outlet pipe 4 in the upper end of enclosing housing 1.The electric machine assembly of compressor comprises stator 5 and the rotor 6 that rotatably is arranged in the stator 5, and compressor crank shaft 7 is by rotor 6 driven rotary.The compression pump housing comprises upper flange 8, cylinder 9 and the lower flange of axially installing successively along compressor crank shaft 7 10, is provided with the roller 11 that is installed on compressor crank shaft 7 eccentric parts in the cylinder 9, drives roller 11 during compressor crank shaft 7 rotations and rolls along cylinder 9 inwalls.Intake elbow 2 is communicated with cylinder 9 inner chambers, compresses thereby refrigeration agent sent in the cylinder 9.
Be provided with equilibrium block 12 at rotor 6 tops, equilibrium block 12 is provided with oil baffle 13.Simultaneously with reference to Fig. 2 and Fig. 3, the oil baffle 13 of present embodiment is disc-shaped structure, oil baffle 13 middle parts are processed with central through bore 13a, be processed with two at oil baffle 13 and install and fix hole 13b, oil baffle 13 is installed on the equilibrium block 12 by passing the fastening piece that installs and fixes hole 13b, when rotor 6 rotated, oil baffle 13 was followed rotor 6 and is rotated together.In the central through bore 13a of oil baffle 13, be provided with the runoff blade 13c of bar shaped sheet, the free end of runoff blade 13c is arc, runoff blade 13c is radially outstanding to the center of oil baffle 13 from the edge of central through bore 13a, present embodiment is provided with 3 runoff blade 13c altogether, these 3 runoff blade 13c arrange at interval evenly that along circumference the angle between the center line of the center line of each runoff blade 13c and adjacent runoff blade 13c is 120 degree.
During compressor operation, electric machine assembly drive compression machine crankshaft 7 rotations that the stator 5 of compressor and rotor 6 are formed, compressor crank shaft 7 further drives the roller 11 that is fixed thereon and moves in cylinder 9, thereby from gas-liquid separator 3, suck low-pressure gas in the cylinder 9, the rotation of roller 11 simultaneously is compressed into pressurized gas with low-pressure gas, and pressurized gas are discharged from the exhaust port of the compression pump housing.In the process that pressurized gas are discharged, the refrigeration oil of compressor enclosing housing 1 bottom mixes with pressurized gas, forms gas mixture.When gas mixture passes through oil baffle 13 in the process that makes progress, because oil baffle 13 is fixed on the rotor 6 and follows rotor 6 and rotate together, under the turning effort of runoff blade 13c, in the upper cavity of compressor, can form the air-flow of disturbance, the change of air-flow gets rid of refrigeration oil to rotor 6 edges, can avoid refrigeration oil to discharge compressor with pressurized gas, while is under the effect of the runoff blade 13c of oil baffle 13, the area of contact of gas mixture and oil baffle 13 increases, make that pressurized gas and refrigeration oil are easier to be separated, thereby reduce the compressor oil drainage amount, the air condition compressor overall performance is improved.
And the runoff blade 13c that is arranged in the central through bore 13a along the circle spacing of the present utility model can provide bigger exhaust passage for the pressurized gas of compressor inside, thereby reduces the exhaust resistance of pressurized gas, reduces the pressure loss.
Above embodiment is only in order to illustrate that the technical solution of the utility model is not intended to limit, although with reference to above-described embodiment the utility model is had been described in detail, those of ordinary skill in the field are to be understood that, still can make amendment or be equal to replacement embodiment of the present utility model, embodiment's runoff blade is plane structure as described above, also can be curved-surface structures such as cambered surface; The quantity of runoff blade can have different variations as required with concrete shape.Therefore, do not break away from any modification of the utility model spirit and scope or be equal to replacement, it all should be encompassed in the scope of technical solutions of the utility model.
Claims (6)
1. oil baffle is characterized in that:
Described oil baffle is provided with central through bore and installs and fixes the hole, and described central through bore is positioned at described oil baffle center; Described oil baffle is provided with from described central through bore edge the runoff blade of radially giving prominence to the oil baffle center.
2. oil baffle as claimed in claim 1 is characterized in that: described runoff blade evenly arranges at interval along circumference.
3. oil baffle as claimed in claim 1 or 2, it is characterized in that: described oil baffle is provided with 3 runoff blades.
4. oil baffle as claimed in claim 1, it is characterized in that: described runoff blade is the bar shaped sheet, the free end of runoff blade is arc.
5. use as the compressor of each described oil baffle of claim 1 to 4, comprising: in establish the enclosing housing of electric machine assembly and compression assembly, the gas-liquid separator that is communicated with described compression assembly by intake elbow, be arranged at the outlet pipe on the described enclosing housing;
Described electric machine assembly comprises stator and rotor, compressor crank shaft is by the rotor driven rotary, the described compression pump housing comprises upper flange, cylinder, the lower flange of axially installing successively along described compressor crank shaft and is arranged at roller on the described compressor crank shaft that described oil baffle is arranged at described rotor top.
6. compressor as claimed in claim 5, it is characterized in that: described oil baffle is arranged on the equilibrium block of rotor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320070812 CN203201804U (en) | 2013-02-06 | 2013-02-06 | Oil baffle and compressor using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320070812 CN203201804U (en) | 2013-02-06 | 2013-02-06 | Oil baffle and compressor using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203201804U true CN203201804U (en) | 2013-09-18 |
Family
ID=49145916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320070812 Expired - Fee Related CN203201804U (en) | 2013-02-06 | 2013-02-06 | Oil baffle and compressor using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203201804U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106321442A (en) * | 2016-10-09 | 2017-01-11 | 珠海格力节能环保制冷技术研究中心有限公司 | Oil stop device, rotor assembly, compressor and air conditioning equipment |
| CN114576181A (en) * | 2022-05-05 | 2022-06-03 | 成都高真科技有限公司 | High vacuum turbo molecular pump |
-
2013
- 2013-02-06 CN CN 201320070812 patent/CN203201804U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106321442A (en) * | 2016-10-09 | 2017-01-11 | 珠海格力节能环保制冷技术研究中心有限公司 | Oil stop device, rotor assembly, compressor and air conditioning equipment |
| CN106321442B (en) * | 2016-10-09 | 2018-12-07 | 珠海格力节能环保制冷技术研究中心有限公司 | Oil guard, rotor assembly, compressor and air-conditioning device |
| CN114576181A (en) * | 2022-05-05 | 2022-06-03 | 成都高真科技有限公司 | High vacuum turbo molecular pump |
| CN114576181B (en) * | 2022-05-05 | 2022-07-05 | 成都高真科技有限公司 | High vacuum turbo molecular pump |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105987004B (en) | Sliding-vane compressor and its exhaust structure | |
| CN101498302B (en) | Mode changing apparatus for a scroll compressor | |
| CN203272136U (en) | Single-cylinder multi-stage compressor | |
| CN103867450B (en) | Rotary compressor | |
| CN112160908A (en) | Pump body subassembly, compressor and air conditioner | |
| US8602755B2 (en) | Rotary compressor with improved suction portion location | |
| CN103306983B (en) | Compressor dumping-guiding plate and rotary compressor | |
| CN203548221U (en) | Oil baffle assembly and compressor | |
| CN101772649B (en) | Two-cylinder rotary type compressor, and refrigerating cycle device | |
| CN203335407U (en) | Single-cylinder two-stage compression pump body and compressor | |
| KR20120007337A (en) | Compressor | |
| CN203201804U (en) | Oil baffle and compressor using same | |
| CN104728119A (en) | Rotary compressor oil separation device and rotary compressor with same | |
| CN102146921A (en) | Rotary compressor | |
| CN105822559B (en) | A kind of oil baffle and use its compressor | |
| CN204610284U (en) | Rotary compressor and refrigerating circulatory device | |
| CN203548230U (en) | Rotary compressor with spiral oil separator | |
| CN205779725U (en) | A kind of oil baffle and use its compressor | |
| CN213628005U (en) | Pump body subassembly, compressor and air conditioner | |
| CN203201799U (en) | Double-stage compressor | |
| CN109595171B (en) | Compressor and refrigerating system with same | |
| CN103174651B (en) | A kind of rotary compressor | |
| CN202301020U (en) | Scroll compressor with oil separating board | |
| CN204627986U (en) | Compound compressor and the chiller plant with it | |
| CN204627933U (en) | Three stage compressor and the chiller plant with it |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130918 Termination date: 20210206 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |