CN108661910A - Self-lubricating rotor refrigeration compressor - Google Patents
Self-lubricating rotor refrigeration compressor Download PDFInfo
- Publication number
- CN108661910A CN108661910A CN201810875147.3A CN201810875147A CN108661910A CN 108661910 A CN108661910 A CN 108661910A CN 201810875147 A CN201810875147 A CN 201810875147A CN 108661910 A CN108661910 A CN 108661910A
- Authority
- CN
- China
- Prior art keywords
- rotor
- self
- rolling
- end cover
- lubricating
- 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.)
- Pending
Links
- 238000005057 refrigeration Methods 0.000 title claims abstract description 24
- 238000005461 lubrication Methods 0.000 claims abstract description 14
- 238000005096 rolling process Methods 0.000 claims abstract description 7
- 230000000740 bleeding effect Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000001050 lubricating effect Effects 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000003507 refrigerant Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- 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
- F04C29/02—Lubrication; Lubricant separation
-
- 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
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
- F04C18/34—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members
- F04C18/356—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member
-
- 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
- F04C27/00—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The present invention discloses a kind of self-lubricating rotor refrigeration compressor, including casing, eccentric main axis and the cylinder sleeve for rolling and being formed rolling-rotor in its cylinder body on the eccentric main axis, cylinder body are provided at both ends with upper end cover and bottom end cover；Rolling-rotor self-lubricating plate is equipped in rolling-rotor, bottom end cover self-lubricating plate is placed in the annular groove of the nearly cylinder body side of spindle through-hole of bottom end cover, eccentric main axis, which is located in the groove of the side at the spindle through-hole position of bottom end cover, places main shaft self-lubricating plate, upper end cover, which is located in the circular groove of rolling-rotor side, puts end cap self-lubricating plate, and cylinder self-lubricating plate is equipped in the sliding vane groove being arranged on cylinder body；Above-mentioned respective lube plate is acted on corresponding by spring by lubrication face contact protection lubrication.The present invention can improve the operational reliability of refrigeration compressor and the thermal performance of refrigeration system.
Description
Technical field
The present invention relates to Refrigeration ＆ Air-Conditioning technical fields, are specifically related to a kind of self-lubricating rotor refrigeration compressor.
Background technology
Rolling rotor refrigeration compressor is in operation process, in order to seal and lubricate, needs lubricating oil, and refrigeration compressor
The oily separation equipment of outlet, if separation is not thorough, lubricating oil enters the heat transmission equipments such as condenser and evaporator with refrigerant,
The heat transfer efficiency for influencing heat transmission equipment, causes thermal resistance to increase, and heat transfer temperature difference increases, and condensation temperature increases, and evaporating temperature reduces, system
The pressure ratio of cold compressor increases, and wasted work increases, and the performance of refrigeration system declines.
Invention content
The present invention is to provide a kind of self-lubricating rotor refrigerant compression to overcome shortcoming in the prior art
Machine.
The technical solution adopted by the present invention to solve the technical problems is：
Self-lubricating rotor refrigeration compressor, including casing, the rotation driven being placed in casing eccentric main axis with
And the cylinder sleeve for rolling and being formed rolling-rotor in its cylinder body on the eccentric crank pin of the eccentric main axis, it is described
Cylinder body is provided at both ends with upper end cover and bottom end cover；
It is equipped with the first groove in the rolling-rotor, rolling-rotor spring and rolling-rotor self-lubricating are placed in the first groove
Plate, the rolling-rotor self-lubricating plate are tangent with inner surface of cylinder block always in the case where the elastic force of rolling-rotor spring pushes；
The spindle through-hole of the bottom end cover is sleeved on outside the long end of eccentric main axis main shaft and by bottom end cover screw and cylinder body
It is fixedly connected, the spindle through-hole of the bottom end cover opens up annular groove close to cylinder body side, and lower end is placed in the annular groove
Lid self-lubricating plate and lower end lid spring, the bottom end cover self-lubricating plate lower end lid spring elastic force push under, always with rolling
The lower face contact lubrication of rotor；
The side that the eccentric main axis is located at the spindle through-hole position of the bottom end cover is equipped with the second groove, and described second is recessed
Main shaft spring and main shaft self-lubricating plate are placed in slot, the main shaft self-lubricating plate in the case where the elastic force of main shaft spring pushes, always with
Bottom end cover spindle through-hole inner surface contact lubrication；
The upper end cover is fixedly connected by upper end cover screw with cylinder body, is located at rolling-rotor side equipped with round recessed
Slot, the interior placement upper end cover self-lubricating plate of the circular groove and upper end lid spring, self-lubricating plate are pushed away in the elastic force of upper end lid spring
Under dynamic, lubrication is contacted with the upper surface of rolling-rotor always；
Crescent-shaped space is formed between the inner surface of the rolling-rotor and cylinder body, upper end cover and bottom end cover；The cylinder body
On be provided with sliding vane groove, cylinder self-lubricating plate and cylinder spring are installed in sliding vane groove, under the promotion of cylinder spring, the gas
Cylinder self-lubricating plate is tangent with the outer surface of rolling-rotor always.
The counter clockwise direction back of the rolling-rotor self-lubricating plate and the tangent end face of cylinder body is straight flange, front is gradient shape
Shape structure；The counter clockwise direction front of the cylinder self-lubricating plate and the tangent end face of rolling-rotor is straight flange, back is gradient shape
Shape structure.
The upper position that the cylinder body corresponds to sliding vane groove is provided with the suction hole being connected to air inlet pipe, symmetrical with the suction hole
Position be provided with gas vent, air bleeding valve is installed on the gas vent；
Exhaust pipe positioned at the casing one end center passes through casing and is welded with casing, and the air inlet pipe passes through described
It aperture in the another side of casing is simultaneously welded with the casing.
The long end of main shaft of the eccentric main axis coordinates with rotor, and the rotor coordinates with motor stator, described
Rotor is mounted on motor stator in the casing.
The casing includes upper half casing and lower half casing, and the exhaust is connected in the end side surface of the upper half casing
It manages, the air inlet pipe is connected in the end side surface of the lower half casing.
The outlet of the exhaust pipe and the entrance of condenser connect, and connect into the outlet of the entrance and evaporator of the tracheae
It connects.
Wherein, the cylinder self-lubricating plate, main shaft self-lubricating plate, bottom end cover self-lubricating plate, rolling-rotor self-lubricating plate, on
End cap self-lubricating plate is made of self-lubricating material.
In the present invention, the cylinder self-lubricating plate, bottom end cover self-lubricating plate, rolling-rotor self-lubricating plate, upper end cover moisten certainly
Slide plate, main shaft self-lubricating plate are respectively in cylinder spring, lower end lid spring, rolling-rotor spring, upper end lid spring, main shaft spring
Under promotion, always with the outer surface of rolling-rotor, two side sections and main journal surface lubricating contact, sealing and lubrication are realized.
Self-lubricating rotor refrigeration compressor of the present invention keeps the piece surface of relative motion good using self-lubricating material
Good sealing and lubrication, improves the operational reliability of refrigeration compressor and the thermal performance of refrigeration system, simple in structure, saves energy
Source, environmental protection.
Description of the drawings
Fig. 1 is the schematic diagram that the present invention becomes self-lubricating rotor refrigeration compressor；
Fig. 2 is the A-A sectional views of Fig. 1.
Specific implementation mode
Below in conjunction with the drawings and specific embodiments to the detailed description of the invention.
As shown in Figure 1 to Figure 2, self-lubricating rotor refrigeration compressor, including:
Upper end cover 1, sleeve 2, air inlet pipe 3, cylinder spring 4, cylinder self-lubricating plate 5, main shaft spring 6, main shaft self-lubricating plate
7, lower half casing 8, motor stator 9, eccentric main axis 10, rotor 11, bottom end cover 12, bottom end cover screw 13, lower end lid spring
14, bottom end cover self-lubricating plate 15, rolling-rotor spring 16, rolling-rotor self-lubricating plate 17, cylinder body 18, upper end cover screw 19, on
End cap self-lubricating plate 20, upper end lid spring 21, upper half casing 22, exhaust pipe 23.
The cylinder body 18 is fixedly connected with lower half casing 8, and eccentric main axis 10 is located at the part in cylinder body and is provided with eccentric song
Handle pin, crank-pin are set with sleeve 2 outside, are formed in the rolling-rotor rolled in cylinder body 18, groove, groove are equipped in rolling-rotor
Interior placement rolling-rotor spring 16 and rolling-rotor self-lubricating plate 17, rolling-rotor self-lubricating plate 17 is in rolling-rotor spring 16
Under elastic force pushes, tangent with 18 inner surface of cylinder body always, rolling-rotor self-lubricating plate 17 is counterclockwise with 18 tangent end face of cylinder body
Direction back is straight flange, front is gradient shape and structure.
The spindle through-hole of the bottom end cover 12 is sleeved on outside the long end of 10 main shaft of eccentric main axis and by gasket seal and peace
Bottom end cover screw 13 in screw hole is fixedly connected with cylinder body 18, and the spindle through-hole of bottom end cover 12 is opened close to 18 side of cylinder body
If annular groove, bottom end cover self-lubricating plate 15 and lower end lid spring 14 are placed in groove, bottom end cover self-lubricating plate 15 is in bottom end cover
Under the elastic force of spring 14 pushes, lubrication is contacted with the lower face of rolling-rotor always.
The side that the main shaft 10 is located at the spindle through-hole position of bottom end cover 12 is equipped with groove, and main shaft spring is placed in groove
6 and main shaft self-lubricating plate 7, main shaft self-lubricating plate 7 in the case where the elastic force of main shaft spring 6 pushes, always with 12 spindle through-hole of bottom end cover
Inner surface contact lubrication.
Upper end cover screw 19 of the upper end cover 1 by gasket seal and in screw hole is fixed with cylinder body 18 to be connected
It connects, is located at rolling-rotor side and is equipped with circular groove, upper end cover self-lubricating plate 20 and upper end lid spring 21 are placed in groove, from
Lube plate 20 contacts lubrication with the upper surface of rolling-rotor always in the case where the elastic force of upper end lid spring 21 pushes.
Crescent-shaped space is formed between the inner surface and upper end cover 1 and bottom end cover 12 of the rolling-rotor and cylinder body 18；
It is provided with sliding vane groove on the cylinder body 18, cylinder self-lubricating plate and cylinder spring 4, cylinder self-lubricating plate 5 are installed in sliding vane groove
Counter clockwise direction front with the tangent end face of rolling-rotor is straight flange, back is gradient shape and structure；In the promotion of cylinder spring 4
Under, cylinder self-lubricating plate 5 is tangent with the outer surface of rolling-rotor always, with the rotation of eccentric main axis 10, cylinder self-lubricating plate 5
Two small spaces of both sides are constantly ascending then descending, realize to the air-breathing of refrigeration working medium gas, compression and row
Gas.
Wherein, the cylinder body 18 corresponds to sliding vane groove upper position and is provided with the suction hole (not shown) being connected to air inlet pipe 3, with
The symmetrical position of suction hole is provided with gas vent (not shown), and air bleeding valve (not shown) is equipped on the gas vent,
In, the exhaust pipe 23 for being located at 22 center of upper half casing passes through upper half casing and is welded with upper half casing, and air inlet pipe 3 passes through lower half machine
It is simultaneously welded with lower half casing 8 in the aperture of shell 8.
The long end of main shaft of the eccentric main axis 10 coordinates with rotor 11, and rotor 11 coordinates with motor stator 9.
The outlet of the exhaust pipe 23 and the entrance of condenser connect, and the outlet of the entrance and evaporator of air inlet pipe 3 connects.
The cylinder self-lubricating plate 5, main shaft self-lubricating plate 7, bottom end cover self-lubricating plate 15, rolling-rotor self-lubricating plate 17,
Upper end cover self-lubricating plate 20 is made of self-lubricating material, to be formed as graphite cake makes.
As shown in Figs. 1-2, when refrigeration compressor is run, rolling-rotor rotates counterclockwise in cylinder, cylinder self-lubricating
Plate 5, bottom end cover self-lubricating plate 15, rolling-rotor self-lubricating plate 17, upper end cover self-lubricating plate 20, main shaft self-lubricating plate 7 exist respectively
Cylinder spring 4, lower end lid spring 14, rolling-rotor spring 16, upper end lid spring 21, main shaft spring 6 promotion under, always with rolling
The outer surface of turn, both sides of the face and main journal surface lubricating contact realize sealing and lubrication.
The above is only a preferred embodiment of the present invention, it is noted that for the common skill of the art
For art personnel, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications
Also it should be regarded as protection scope of the present invention.
Claims (6)
1. self-lubricating rotor refrigeration compressor, characterized in that the bias including casing, the rotation driven being placed in casing
Main shaft and the cylinder sleeve for rolling and being formed rolling-rotor in its cylinder body on the eccentric crank pin of the eccentric main axis
Cylinder, the cylinder body are provided at both ends with upper end cover and bottom end cover；
It is equipped with the first groove in the rolling-rotor, rolling-rotor spring and rolling-rotor self-lubricating plate are placed in the first groove,
The rolling-rotor self-lubricating plate is tangent with inner surface of cylinder block always in the case where the elastic force of rolling-rotor spring pushes；
The spindle through-hole of the bottom end cover is sleeved on outside the long end of eccentric main axis main shaft and is fixed with cylinder body by bottom end cover screw
The spindle through-hole of connection, the bottom end cover opens up annular groove close to cylinder body side, and bottom end cover is placed in the annular groove certainly
Lube plate and lower end lid spring, the bottom end cover self-lubricating plate lower end lid spring elastic force push under, always with rolling-rotor
Lower face contact lubrication；
The side that the eccentric main axis is located at the spindle through-hole position of the bottom end cover is equipped with the second groove, in second groove
Place main shaft spring and main shaft self-lubricating plate, the main shaft self-lubricating plate in the case where the elastic force of main shaft spring pushes, always with lower end
Lid spindle through-hole inner surface contact lubrication；
The upper end cover is fixedly connected by upper end cover screw with cylinder body, is located at rolling-rotor side and is equipped with circular groove, institute
State and place upper end cover self-lubricating plate and upper end lid spring in circular groove, self-lubricating plate in the case where the elastic force of upper end lid spring pushes,
Always lubrication is contacted with the upper surface of rolling-rotor；
Crescent-shaped space is formed between the inner surface of the rolling-rotor and cylinder body, upper end cover and bottom end cover；It is set on the cylinder body
It is equipped with sliding vane groove, cylinder self-lubricating plate and cylinder spring are installed in sliding vane groove, under the promotion of cylinder spring, the cylinder is certainly
Lube plate is tangent with the outer surface of rolling-rotor always.
2. self-lubricating rotor refrigeration compressor according to claim 1, characterized in that the rolling-rotor self-lubricating plate
Counter clockwise direction back with the tangent end face of cylinder body is straight flange, front is gradient shape and structure；The cylinder self-lubricating plate and rolling
The counter clockwise direction front of the tangent end face of turn is straight flange, back is gradient shape and structure.
3. self-lubricating rotor refrigeration compressor according to claim 1, characterized in that the cylinder body corresponds to sliding vane groove
Upper position is provided with the suction hole being connected to air inlet pipe, and the symmetrical position of the suction hole is provided with gas vent, the exhaust
Air bleeding valve is installed on hole；
Exhaust pipe positioned at the casing one end center passes through casing and is welded with casing, and the air inlet pipe passes through the casing
Another side on aperture and with the casing weld.
4. self-lubricating rotor refrigeration compressor according to claim 1, characterized in that the main shaft of the eccentric main axis is long
End coordinates with rotor, and the rotor coordinates with motor stator, and the rotor is mounted on described with motor stator
In casing.
5. self-lubricating rotor refrigeration compressor according to claim 3, characterized in that the casing includes upper half machine
Shell and lower half casing connect the exhaust pipe in the end side surface of the upper half casing, connect in the end side surface of the lower half casing
Connect the air inlet pipe.
6. self-lubricating rotor refrigeration compressor according to claim 3, characterized in that the outlet of the exhaust pipe with
The entrance of condenser connects, and is connected into the outlet of the entrance and evaporator of the tracheae.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810875147.3A CN108661910A (en) | 2018-08-03 | 2018-08-03 | Self-lubricating rotor refrigeration compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810875147.3A CN108661910A (en) | 2018-08-03 | 2018-08-03 | Self-lubricating rotor refrigeration compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108661910A true CN108661910A (en) | 2018-10-16 |
Family
ID=63789663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810875147.3A Pending CN108661910A (en) | 2018-08-03 | 2018-08-03 | Self-lubricating rotor refrigeration compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108661910A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112746959A (en) * | 2019-10-31 | 2021-05-04 | 广东美的白色家电技术创新中心有限公司 | Compression mechanism, compressor assembly, heat exchange system and electrical equipment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003262193A (en) * | 2002-03-07 | 2003-09-19 | Daikin Ind Ltd | Sealed compressor |
| CN201144808Y (en) * | 2007-12-27 | 2008-11-05 | 上海风根压缩机有限公司 | Water cooled oil-free lubrication sliding blade compressor |
| CN101440812A (en) * | 2008-12-24 | 2009-05-27 | 广东美芝制冷设备有限公司 | Lubrication apparatus of rotary compressor and control method thereof |
| CN106996375A (en) * | 2017-05-31 | 2017-08-01 | 广东美芝制冷设备有限公司 | Air-conditioning, rotary compressor and its pumping installations |
| CN208870791U (en) * | 2018-08-03 | 2019-05-17 | 天津商业大学 | Self-lubricating rotor refrigeration compressor |
-
2018
- 2018-08-03 CN CN201810875147.3A patent/CN108661910A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003262193A (en) * | 2002-03-07 | 2003-09-19 | Daikin Ind Ltd | Sealed compressor |
| CN201144808Y (en) * | 2007-12-27 | 2008-11-05 | 上海风根压缩机有限公司 | Water cooled oil-free lubrication sliding blade compressor |
| CN101440812A (en) * | 2008-12-24 | 2009-05-27 | 广东美芝制冷设备有限公司 | Lubrication apparatus of rotary compressor and control method thereof |
| CN106996375A (en) * | 2017-05-31 | 2017-08-01 | 广东美芝制冷设备有限公司 | Air-conditioning, rotary compressor and its pumping installations |
| CN208870791U (en) * | 2018-08-03 | 2019-05-17 | 天津商业大学 | Self-lubricating rotor refrigeration compressor |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112746959A (en) * | 2019-10-31 | 2021-05-04 | 广东美的白色家电技术创新中心有限公司 | Compression mechanism, compressor assembly, heat exchange system and electrical equipment |
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