CN106014928A - Multi-stage oil scraping device for compressor - Google Patents
Multi-stage oil scraping device for compressor Download PDFInfo
- Publication number
- CN106014928A CN106014928A CN201610323830.7A CN201610323830A CN106014928A CN 106014928 A CN106014928 A CN 106014928A CN 201610323830 A CN201610323830 A CN 201610323830A CN 106014928 A CN106014928 A CN 106014928A
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- CN
- China
- Prior art keywords
- oil
- ring
- scraping ring
- scraping
- gear font
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/04—Measures to avoid lubricant contaminating the pumped fluid
- F04B39/041—Measures to avoid lubricant contaminating the pumped fluid sealing for a reciprocating rod
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
- Compressor (AREA)
Abstract
The invention provides a multi-stage oil scraping device for a compressor. The multi-stage oil scraping device comprises a first oil retaining base, a second oil retaining base, a first oil scraping ring set, a second oil scraping ring set and a sealing ring. The first oil scraping ring set comprises a first oil scraping ring, a second oil scraping ring, ... and an n-th oil scraping ring, and the first oil scraping ring, the second oil scraping ring, ... and the n-th oil scraping ring are sequentially arranged from the end away from the second oil retaining base to the end close to the second oil retaining base. The second oil scraping ring set comprises a first spiral oil scraping ring, a second spiral oil scraping ring, ... and an n-th spiral oil scraping ring. The sealing ring is arranged at the end, away from the first oil retaining base, of a second annular mounting hole channel, and the inner circumference of the sealing ring is attached to the outer circumference of a piston rod of the compressor. Oil on the piston rod is scraped by the first oil scraping ring set and the second oil scraping ring set for recycling, and the multi-stage oil scraping rings are arranged, so that lubricating oil is prevented from being left on the piston rod, and the first spiral oil scraping ring, the second spiral oil scraping ring, ... and the n-th spiral oil scraping ring can conduct spiral progressive oil scraping on the piston rod.
Description
Technical field
The present invention relates to compressor frizing technical field, particularly relate to a kind of multistage oil-scraping device of compressor.
Background technology
Leakage of oil at piston type air compressor oil-scraping ring, the greasy dirt of generation affects the attractive in appearance of equipment, adds behaviour
The burden of workmanship's periodic cleaning.If leakage of oil is serious, air compressor lubricating oil consumption can be caused, cause waste.
The gas requiring oil-free, if the lubricating oil that piston rod is brought up penetrates into cylinder, may result in gas dirty
Dye, also results in the premature abrasion of piston ring, filler, and piston rod passes in and out cylinder oil and crankcase oils back and forth,
On the one hand cause two kinds of lubricating oil cross-contaminations, on the other hand owing to steam cylinder oil is by gaseous contamination, scurry into bent axle
Also crankcase lubricating oil is caused to be contaminated after case.
Summary of the invention
Based on technical problem present in background technology, the present invention proposes a kind of compressor and fills with multistage frizing
Put.
The present invention propose the multistage oil-scraping device of a kind of compressor, including first gear font, second gear font,
First oil-scraping ring group, the second oil-scraping ring group and sealing ring, wherein:
First gear font is installed together with second gear font and first gear font, second gear font are all sleeved on
On compressor piston rod, in first gear font, it is provided with first annular installation duct, first annular installation duct
Diameter is gradually reduced near second gear font one end from away from second gear font one end；Set in second gear font
Have the second collar mounting holes road with first annular installation hole link, the diameter in the second collar mounting holes road from
It is gradually increased to away from first gear font one end near first gear font one end；
First oil-scraping ring group is arranged in first annular installation duct, the first oil-scraping ring group include the first oil-scraping ring,
Second oil-scraping ring ..., the n-th oil-scraping ring, the first oil-scraping ring, the second oil-scraping ring ..., the n-th oil-scraping ring from
Set gradually and the first oil-scraping ring, the second frizing near second gear font one end away from second gear font one end
Ring ..., the diameter of the n-th oil-scraping ring are gradually reduced, and the first oil-scraping ring, the second oil-scraping ring ..., n-th scrape
On the periphery of the piston rod that the inner periphery of oil ring is all fitted in compressor；
Second oil-scraping ring group is arranged in the second collar mounting holes road, and the second oil-scraping ring group includes the first spiral type
Oil-scraping ring, the second spiral type oil-scraping ring ..., the n-th spiral type oil-scraping ring, the first spiral type oil-scraping ring,
Two spiral type oil-scraping rings ..., the n-th spiral type oil-scraping ring near first gear font one end to away from first gear
Font one end sets gradually and the first spiral type oil-scraping ring, the second spiral type oil-scraping ring ..., the n-th spiral type
On the periphery of the piston rod that the inner periphery of oil-scraping ring is all fitted in compressor；In its natural state, the first spiral
Shape oil-scraping ring, the second spiral type oil-scraping ring ..., the identical length etc. of the n-th spiral type oil-scraping ring；First spiral shell
Rotation shape oil-scraping ring, the second spiral type oil-scraping ring ..., the n-th spiral type oil-scraping ring diameter all near first
Gear font one end is gradually increased to away from first gear font one end；
Sealing ring is arranged on the second collar mounting holes road away from first gear font one end, the inner periphery patch of sealing ring
On the periphery of the piston rod being combined in compressor.
Preferably, first gear font connects away from second gear font one end has for the first oil-scraping ring group being compressed
The first fixing pressure strip.
Preferably, second gear font connects away from first gear font one end has for the second oil-scraping ring group being compressed
The second fixing pressure strip.
Preferably, first annular installation duct is provided with the first locating ring, the first ring away from second gear font one end
Shape is installed duct and is provided with the second locating ring near second gear font one end, and it is fixed that the first oil-scraping ring group is arranged on first
Position is between ring, the second locating ring.
Preferably, the second collar mounting holes road is provided with the 3rd locating ring, the second ring near first gear font one end
Shape is installed duct and is provided with the 4th locating ring away from first gear font one end, and it is fixed that the second oil-scraping ring group is arranged on the 3rd
Position is between ring, the 4th locating ring.
Preferably, it is provided with in first gear font and the first oil-recovery tank of first annular installation hole link.
Preferably, in second gear font, it is provided with the second oil-recovery tank communicated with the second collar mounting holes road, second
Oil-recovery tank and the first oil-recovery tank communicate.
Preferably, first gear font and second gear font junction are provided with the first sealing ring.
Preferably, the first pressure strip and first gear font junction are provided with the second sealing ring.
Preferably, the second pressure strip and second gear font junction are provided with the 3rd sealing ring.
The multistage oil-scraping device of compressor that the present invention proposes, arranges first annular installation duct in first gear font,
First oil-scraping ring group is set in first annular installation duct；Second collar mounting holes road is set in second gear font,
Second oil-scraping ring group is set in the second collar mounting holes road；Second collar mounting holes road is away from first gear font one
End arranges sealing ring；When piston moves reciprocatingly, the first oil-scraping ring group, the second oil-scraping ring group are by piston rod
Oil scrape recycling；First oil-scraping ring group include the first oil-scraping ring, the second oil-scraping ring ..., n-th
Oil-scraping ring, the second oil-scraping ring group include the first spiral type oil-scraping ring, the second spiral type oil-scraping ring ..., n-th
Spiral type oil-scraping ring, arranges multistage oil-scraping ring, it is to avoid lubricating oil remains on the piston rod, and the first spiral type is scraped
Oil ring, the second spiral type oil-scraping ring ..., that the n-th spiral type oil-scraping ring can carry out spiral to piston rod is laddering
Frizing, frizing is thorough；Sealing ring group ensure that the sealing of oil-scraping device, prevents leakage of oil.
Accompanying drawing explanation
Fig. 1 is the multistage oil-scraping device structural representation of a kind of compressor that the present invention proposes.
Detailed description of the invention
With reference to Fig. 1, the present invention proposes a kind of multistage oil-scraping device of compressor, including first gear font 1, the
Two gear font the 2, first oil-scraping ring groups, the second oil-scraping ring group and sealing ring 3, wherein:
First gear font 1 is installed together with second gear font 2 and first gear font 1, second gear font 2 are equal
Being sleeved on compressor piston rod 4, first gear font 1 and second gear font 2 junction are provided with the first sealing
Circle.Being provided with first annular installation duct 5 in first gear font 1, the diameter in first annular installation duct 5 is from far
It is gradually reduced near second gear font 2 one end from second gear font 2 one end, is provided with in first gear font 1
The first oil-recovery tank 15 connected with first annular installation duct 5；It is provided with first annular in second gear font 2
Installing the second collar mounting holes road 6 of duct 5 connection, the diameter in the second collar mounting holes road 6 is near first
Gear font 1 one end is gradually increased to away from first gear font 1 one end, is provided with and second in second gear font 2
The second oil-recovery tank 16 that collar mounting holes road 6 communicates, the second oil-recovery tank 16 communicates with the first oil-recovery tank 15.
First oil-scraping ring group is arranged in first annular installation duct 5, and the first oil-scraping ring group includes the first frizing
Ring the 7, second oil-scraping ring 8 ..., the n-th oil-scraping ring, first oil-scraping ring the 7, second oil-scraping ring 8 ..., n-th
Oil-scraping ring sets gradually near second gear font 2 one end from away from second gear font 2 one end, the first frizing
Ring the 7, second oil-scraping ring 8 ..., the inner periphery of the n-th oil-scraping ring are all fitted in outside the piston rod 4 of compressor
On week and first oil-scraping ring the 7, second oil-scraping ring 8 ..., the diameter of the n-th oil-scraping ring are gradually reduced.First ring
Shape is installed duct 5 and is provided with the first locating ring 11, first annular installation duct 5 away from second gear font 2 one end
Be provided with the second locating ring 12 near second gear font 2 one end, the first oil-scraping ring group be arranged on the first locating ring 11,
Between second locating ring 12.The first frizing is positioned by arranging first locating ring the 11, second locating ring 12
Ring group, prevents its sideslip.
Second oil-scraping ring group is arranged in the second collar mounting holes road 6, and the second oil-scraping ring group includes the first spiral
Shape oil-scraping ring, the second spiral type oil-scraping ring ..., the n-th spiral type oil-scraping ring, the first spiral type oil-scraping ring,
Second spiral type oil-scraping ring ..., the n-th spiral type oil-scraping ring near first gear font 1 one end to away from the
One gear font 1 one end set gradually and the first spiral type oil-scraping ring, the second spiral type oil-scraping ring ..., n-th
The inner periphery of spiral type oil-scraping ring is all fitted on the periphery of piston rod 4 of compressor；In its natural state,
First spiral type oil-scraping ring, the second spiral type oil-scraping ring ..., the identical length etc. of the n-th spiral type oil-scraping ring；
First spiral type oil-scraping ring, the second spiral type oil-scraping ring ..., the n-th spiral type oil-scraping ring diameter all from leaning on
Nearly first gear font 1 one end is gradually increased to away from first gear font 1 one end.Second collar mounting holes road 6
Being provided with the 3rd locating ring 13 near first gear font 1 one end, the second collar mounting holes road 6 is away from first gear oil
Seat 1 one end is provided with the 4th locating ring 14, and the second oil-scraping ring group is arranged on the 3rd locating ring the 13, the 4th locating ring
Between 14.Position the second oil-scraping ring group by arranging the 3rd locating ring the 13, the 4th locating ring 14, prevent
Its sideslip.
Sealing ring 3 is arranged on the second collar mounting holes road 6 away from first gear font 1 one end, sealing ring 3
Inner periphery is fitted on the periphery of piston rod 4 of compressor.
In the present embodiment, first gear font 1 connects away from second gear font 2 one end to be had for by the first frizing
The first pressure strip 9 that ring group is fixed, the first pressure strip 11 is provided with second with first gear font 1 junction
Sealing ring.Second gear font 2 connects away from first gear font 1 one end to be had for the second oil-scraping ring group being compressed
The second fixing pressure strip 10, the second pressure strip 12 is provided with the 3rd sealing ring with second gear font 2 junction.
The multistage oil-scraping device of a kind of compressor that the present invention proposes, when piston rod 4 moves reciprocatingly, first
Oil on piston rod 4 is scraped recycling by oil-scraping ring group, the second oil-scraping ring group；First oil-scraping ring group bag
Including first oil-scraping ring the 7, second oil-scraping ring 8 ..., the n-th oil-scraping ring, the second oil-scraping ring group includes the first spiral
Shape oil-scraping ring, the second spiral type oil-scraping ring ..., the n-th spiral type oil-scraping ring, arrange multistage oil-scraping ring, keep away
Exempt from lubricating oil and remain on piston rod 4, the first spiral type oil-scraping ring, the second spiral type oil-scraping ring ..., n-th
Spiral type oil-scraping ring can carry out the laddering frizing of spiral to piston rod 4, and frizing is thorough；Sealing ring group ensure that
The sealing of oil-scraping device, prevents leakage of oil.
The above, the only present invention preferably detailed description of the invention, but protection scope of the present invention not office
Being limited to this, any those familiar with the art is in the technical scope that the invention discloses, according to this
The technical scheme of invention and inventive concept thereof in addition equivalent or change, all should contain the protection in the present invention
Within the scope of.
Claims (10)
1. the multistage oil-scraping device of compressor, it is characterised in that include first gear font (1), second
Gear font (2), the first oil-scraping ring group, the second oil-scraping ring group and sealing ring (3), wherein:
First gear font (1) and second gear font (2) are installed together and first gear font (1), second
Gear font (2) is all sleeved on compressor piston rod (4), is provided with first annular in first gear font (1)
Install duct (5), the diameter of first annular installation duct (5) from away from second gear font (2) one end to
It is gradually reduced near second gear font (2) one end；It is provided with and first annular installation in second gear font (2)
The second collar mounting holes road (6) that duct (5) connects, the diameter in the second collar mounting holes road (6) is from leaning on
Nearly first gear font (1) one end is gradually increased to away from first gear font (1) one end；
First oil-scraping ring group is arranged in first annular installation duct (5), and the first oil-scraping ring group includes that first scrapes
Oil ring (7), the second oil-scraping ring (8) ..., the n-th oil-scraping ring, the first oil-scraping ring (7), the second oil-scraping ring
(8) ..., the n-th oil-scraping ring from away from second gear font (2) one end near second gear font (2)
End set gradually and the first oil-scraping ring (7), the second oil-scraping ring (8) ..., the n-th oil-scraping ring diameter gradually
Reducing, the first oil-scraping ring (7), the second oil-scraping ring (8) ..., the inner periphery of the n-th oil-scraping ring are all fitted in
On the periphery of the piston rod (4) of compressor；
Second oil-scraping ring group is arranged in the second collar mounting holes road (6), and the second oil-scraping ring group includes the first spiral shell
Rotation shape oil-scraping ring, the second spiral type oil-scraping ring ..., the n-th spiral type oil-scraping ring, the first spiral type oil-scraping ring,
Second spiral type oil-scraping ring ..., the n-th spiral type oil-scraping ring near first gear font (1) one end to away from
First gear font (1) one end sets gradually and the first spiral type oil-scraping ring, the second spiral type oil-scraping ring ...,
The inner periphery of the n-th spiral type oil-scraping ring is all fitted on the periphery of piston rod (4) of compressor；At natural shape
Under state, the first spiral type oil-scraping ring, the second spiral type oil-scraping ring ..., the length of the n-th spiral type oil-scraping ring
The most equal；First spiral type oil-scraping ring, the second spiral type oil-scraping ring ..., the n-th spiral type oil-scraping ring straight
Footpath is all gradually increased to away from first gear font (1) one end near first gear font (1) one end；
Sealing ring (3) is arranged on the second collar mounting holes road (6) away from first gear font (1) one end, close
The inner periphery of seal ring (3) is fitted on the periphery of piston rod (4) of compressor.
The multistage oil-scraping device of compressor the most according to claim 1, it is characterised in that first gear oil
Seat (1) away from second gear font (2) one end connect have for the first oil-scraping ring group is fixed first
Pressure strip (9).
The multistage oil-scraping device of compressor the most according to claim 1, it is characterised in that second gear oil
Seat (2) away from first gear font (1) one end connect have for the second oil-scraping ring group is fixed second
Pressure strip (10).
4. according to the multistage oil-scraping device of the compressor according to any one of claim 1-3, it is characterised in that
First annular installation duct (5) is provided with the first locating ring (11) away from second gear font (2) one end, and first
Collar mounting holes road (5) is provided with the second locating ring (12), the first frizing near second gear font (2) one end
Ring group is arranged between the first locating ring (11), the second locating ring (12).
5. according to the multistage oil-scraping device of the compressor according to any one of claim 1-3, it is characterised in that
Second collar mounting holes road (6) is provided with the 3rd locating ring (13) near first gear font (1) one end, and second
Collar mounting holes road (6) is provided with the 4th locating ring (14), the second frizing away from first gear font (1) one end
Ring group is arranged between the 3rd locating ring (13), the 4th locating ring (14).
6. according to the multistage oil-scraping device of the compressor according to any one of claim 1-3, it is characterised in that
The first oil-recovery tank (15) connected with first annular installation duct (5) it is provided with in first gear font (1).
The multistage oil-scraping device of compressor the most according to claim 6, it is characterised in that second gear oil
It is provided with the second oil-recovery tank (16) communicated with the second collar mounting holes road (6), the second oil-recovery tank in seat (2)
(16) communicate with the first oil-recovery tank (15).
8. according to the multistage oil-scraping device of the compressor according to any one of claim 1-3, it is characterised in that
First gear font (1) and second gear font (2) junction are provided with the first sealing ring.
The multistage oil-scraping device of compressor the most according to claim 2, it is characterised in that first compresses
Plate (11) and first gear font (1) junction are provided with the second sealing ring.
The multistage oil-scraping device of compressor the most according to claim 3, it is characterised in that the second pressure
Tight plate (12) is provided with the 3rd sealing ring with second gear font (2) junction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610323830.7A CN106014928B (en) | 2016-05-13 | 2016-05-13 | A kind of multistage oil-scraping device of compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610323830.7A CN106014928B (en) | 2016-05-13 | 2016-05-13 | A kind of multistage oil-scraping device of compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106014928A true CN106014928A (en) | 2016-10-12 |
| CN106014928B CN106014928B (en) | 2019-01-01 |
Family
ID=57097176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610323830.7A Active CN106014928B (en) | 2016-05-13 | 2016-05-13 | A kind of multistage oil-scraping device of compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106014928B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5884349U (en) * | 1981-12-03 | 1983-06-08 | 日立造船株式会社 | Diesel engine shaft sealing device |
| JPS6018664A (en) * | 1983-07-11 | 1985-01-30 | Nippon Piston Ring Co Ltd | Separate type seal ring |
| JP2008261364A (en) * | 2007-04-10 | 2008-10-30 | Riken Corp | Stuffing box |
| CN103147960A (en) * | 2013-03-28 | 2013-06-12 | 江西气体压缩机有限公司 | Compressor with dual-chamber oil-scraping device |
| CN204783553U (en) * | 2015-06-30 | 2015-11-18 | 安徽寅时压缩机制造有限公司 | Compressor with fuel tap is scraped in rotating |
| CN204783558U (en) * | 2015-06-30 | 2015-11-18 | 安徽寅时压缩机制造有限公司 | Spiral fuel tap of scraping of compressor |
| CN204912130U (en) * | 2015-07-13 | 2015-12-30 | 上海新孚美变速箱技术服务有限公司 | A collect frizing device for automatic transmission dismouting platform |
-
2016
- 2016-05-13 CN CN201610323830.7A patent/CN106014928B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5884349U (en) * | 1981-12-03 | 1983-06-08 | 日立造船株式会社 | Diesel engine shaft sealing device |
| JPS6018664A (en) * | 1983-07-11 | 1985-01-30 | Nippon Piston Ring Co Ltd | Separate type seal ring |
| JP2008261364A (en) * | 2007-04-10 | 2008-10-30 | Riken Corp | Stuffing box |
| CN103147960A (en) * | 2013-03-28 | 2013-06-12 | 江西气体压缩机有限公司 | Compressor with dual-chamber oil-scraping device |
| CN204783553U (en) * | 2015-06-30 | 2015-11-18 | 安徽寅时压缩机制造有限公司 | Compressor with fuel tap is scraped in rotating |
| CN204783558U (en) * | 2015-06-30 | 2015-11-18 | 安徽寅时压缩机制造有限公司 | Spiral fuel tap of scraping of compressor |
| CN204912130U (en) * | 2015-07-13 | 2015-12-30 | 上海新孚美变速箱技术服务有限公司 | A collect frizing device for automatic transmission dismouting platform |
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| Publication number | Publication date |
|---|---|
| CN106014928B (en) | 2019-01-01 |
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Address after: 233000 No. 8319, Huangshan Avenue, Bengbu City, Anhui Province (101, building 4, North Industrial Zone, Bengbu base, shanglida science and Technology Park) Patentee after: Bengbu Jinpeng Compressor Manufacturing Co.,Ltd. Address before: 233000 intersection of COFCO Avenue and Yanshan Road, Bengbu City, Anhui Province Patentee before: BENGBU CITY JINPENG GAS EQUIPMENT MANUFACTURING Co.,Ltd. |