CN102121535A - Disassembling-free skeleton-free shaft oil seal and seal maintaining operation process of speed reduction box - Google Patents
Disassembling-free skeleton-free shaft oil seal and seal maintaining operation process of speed reduction box Download PDFInfo
- Publication number
- CN102121535A CN102121535A CN2010100115083A CN201010011508A CN102121535A CN 102121535 A CN102121535 A CN 102121535A CN 2010100115083 A CN2010100115083 A CN 2010100115083A CN 201010011508 A CN201010011508 A CN 201010011508A CN 102121535 A CN102121535 A CN 102121535A
- Authority
- CN
- China
- Prior art keywords
- oil
- leakage
- pumping unit
- oil seal
- seal
- 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
- 238000000034 method Methods 0.000 title claims abstract description 17
- 230000009467 reduction Effects 0.000 title claims abstract description 13
- 230000008569 process Effects 0.000 title claims abstract description 9
- 239000003129 oil well Substances 0.000 claims abstract description 8
- 239000003921 oil Substances 0.000 claims description 115
- 238000007789 sealing Methods 0.000 claims description 45
- 238000005086 pumping Methods 0.000 claims description 35
- 238000012423 maintenance Methods 0.000 claims description 21
- 239000003638 chemical reducing agent Substances 0.000 claims description 20
- 238000005516 engineering process Methods 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 8
- 240000008365 Celosia argentea Species 0.000 claims description 7
- 235000000722 Celosia argentea Nutrition 0.000 claims description 7
- 210000004907 gland Anatomy 0.000 claims description 7
- 238000007689 inspection Methods 0.000 claims description 5
- 238000003723 Smelting Methods 0.000 claims description 4
- 238000013461 design Methods 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 3
- 238000004026 adhesive bonding Methods 0.000 claims description 2
- 239000002775 capsule Substances 0.000 claims description 2
- 230000007613 environmental effect Effects 0.000 claims description 2
- 239000003292 glue Substances 0.000 claims description 2
- 239000004519 grease Substances 0.000 claims description 2
- 239000004922 lacquer Substances 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- 239000010721 machine oil Substances 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 239000010705 motor oil Substances 0.000 claims description 2
- 230000008439 repair process Effects 0.000 claims description 2
- 239000011435 rock Substances 0.000 claims description 2
- 239000004576 sand Substances 0.000 claims description 2
- 239000000565 sealant Substances 0.000 claims description 2
- 239000002689 soil Substances 0.000 claims description 2
- 238000005987 sulfurization reaction Methods 0.000 claims description 2
- 238000012546 transfer Methods 0.000 claims description 2
- 238000010422 painting Methods 0.000 abstract 1
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000002184 metal Substances 0.000 description 2
- 241000272534 Struthio camelus Species 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Landscapes
- Sealing Devices (AREA)
Abstract
The invention provides a disassembling-free skeleton-free shaft oil seal and a seal maintaining operation process of a speed reduction box. The disassembling-free skeleton-free shaft oil seal comprises an oil seal ring (1), an oil seal lip (2) and a spring ring (3), and is characterized in that the oil seal and the oil seal ring (1) are provided with an outer seal gasket (4) in a conjoined mode, and the oil seal and the oil seal lip (2) are provided with an auxiliary oil seal lip (5) in a conjoined mode. The maintaining process comprises the following steps: 1, knowing about the condition of an oil well to the scene; 2, confirming that a power supply is cut off to stop/ brake; 3, examining oil leakage part of the speed reduction box of an oil extractor and confirming the operating order; 4, examining whether the vent hole of the speed reduction box of the oil extractor is ventilated; 5, fixing the oil extractor; 6, disassembling parts and large elements on the machine; 7, maintaining for the oil leakage of an output shaft; 8, maintaining the speed reduction box for box assembling oil leakage; 9, maintaining the speed reduction box for oil leakage of a shaft sleeve; 10, painting; 11, examining and accepting; and 12,starting up and operating. The maintaining operating process provided by the invention is time-saving and labor-saving, and a great amount of capital can be saved.
Description
Technical field
The invention belongs to the oil-field oil pumper speed reducer and seal maintenance process with oil sealing and speed reducer.
Technical background
At present, being used for the shaft sealing oil sealing is by a circular metal skeleton, establish the oil sealing lip that rubber is made on the metal frame, coating spring in the oil sealing lip tries to stop people from fighting each other, the rubber oil sea lip plays the oil sealing purpose, short by the dry rubber substance wear-out life, therefore the working surface between oil sealing and the axle is very easy to leakage of oil, cause the oil field often to change oil sealing with pumping unit, speed reducer, must often employ crane and pull down the slight deceleration feather cockscomb shafting oil envelope of heavy crank replacing, not only waste time and energy, return the maintenance man and caused numerous inconvenience.Because the oil pumping unit reduction gearbox shafting oil in each oil field envelope all is above-mentioned old oil sealing.Therefore, the speed reducer leakage of oil is administered and is all followed old maintenance operation technology.The output shaft head leakage of oil is pulled down crank with crane, opens oil sealing cover, and direct-axis is pulled down old oil sealing, and is first-class to advancing new rubber skeleton direct-axis again, with crane crank hung the axle position then and pounds into sledgehammer, fastening sieve silk.Pleasedly go into a spindle nose leakage of oil, pull down the vat ostrich with crane, gland is opened, old oil sealing direct-axis is pulled down, first-class new rubber internal frame oil sealing direct-axis again to advancing, first-class big grooved wheel with crane, such loom stops, few person one day or two days, time-consuming, effort, take fund, influence oil yield again, and the place confusion, cheat and see the well person stays very big workload.The leakage of oil of mould assembling tie generally is sieve bolt or all side seams are cheated be coated with one deck adhesive tightly at present, and is oil-proof at that time by all means, resin or adhesive thoroughly solidify 24 hours. and resin and adhesive all are rigid, there is not elasticity, in a single day pumping unit rotates, and resin and adhesive split again in very short time, leakage of oil once more occurs, conventional general overhaul sealing, just open loam cake, sealer platform lid is coated on the scraping plane, fastening sieve silk finishes, the basic like this leakage of oil problem that thoroughly do not solve.
Summary of the invention
But the purpose of this invention is to provide a kind of need not dismounting equipment just maintain and replace exempt from the exoskeletal shafting oil of the machine of tearing open envelope and according to exempting from the new maintenance operation process modification of the exoskeletal shafting oil envelope of the machine of tearing open design one cover and substituting existing deficiency and key issue in the above-mentioned maintenance operation technology.The present invention exempts from the machine of tearing open the exoskeletal shafting oil envelope solution scheme that its technical problem adopted: the present invention includes oil seal washer, oil sealing lip and spring ring, it is characterized in that being provided with the external sealed pad with the oil seal washer disjunctor, oil sealing lip disjunctor is provided with auxiliary oil sealing lip.Speed reducer sealing maintenance operation technology of the present invention is as follows:
One, ask person's oil well situation of seeing the well clearly behind the scene, how long the oil pumping function allows to shut down, and pumping well has not Safety Problems;
Two, according to the pumping unit realistic well condition determine to cut off the electricity supply shutdown, the brake;
Three, sequence of operation is determined at inspection oil leak of pumping unit speed reduction box position;
Four, check whether the oil pumping unit reduction gearbox vent ventilates;
Five, fixing pumping unit must not have up and down a bit and rotate, with the operation that ensures safety;
Six, board and begin to dismantle part, the big part that corresponding leakage of oil should be pulled down;
Seven, maintenance output shaft leakage of oil;
Eight, maintenance speed reducer mould assembling leakage of oil;
Nine, maintenance speed reducer axle sleeve leakage of oil;
Ten, mopping;
11, inspect for acceptance;
12, start operation;
The present invention exempts to tear open the exoskeletal shafting oil envelope of machine and has adopted external sealed pad and the double-deck end face seal structure of oil sealing main body, design cantilever type double-lip seal surface of contact, and an elasticity is arranged at lips contact top, makes things convenient for the spring tension, loosens.Exoskeletal oil sealing can be cut angle at random position, cuts length as required.Maintenance operation technology of the present invention is compared with conventional sealing maintenance operation technology before, and technology is administered 1 pumping unit and needed 1 day or two days in the past, and with 2 to 3 hours, direct every pumping unit can be saved substantial contribution to this technology with only.
Description of drawings
Accompanying drawing is the structural representation that the present invention exempts from the exoskeletal shafting oil envelope of the machine of tearing open.
Among the figure, 1, oil seal washer, 2, the oil sealing lip, 3, spring ring, 4, the external sealed pad, 5, auxiliary oil sealing lip.
Embodiment
With reference to accompanying drawing, exempting among the present invention torn the exoskeletal shafting oil envelope of machine open and included oil seal washer 1, oil sealing lip 2 and spring ring 3, it is characterized in that being provided with external sealed pad 4 with oil seal washer 1 disjunctor, and oil sealing lip 2 disjunctors are provided with auxiliary oil sealing lip 5.Oil seal washer 1 in the utility model and external sealed pad 4 N220S rubber material, oil sealing lip 3 and auxiliary oil sealing lip 5 adopt the NVT rubber material, and two kinds of materials are combined into the integral body that soft or hard differs through sulfuration.
The specific embodiment of speed reducer sealing maintenance operation technology is as follows among the present invention:
One, ask person's oil well situation of seeing the well clearly behind the scene, how long the oil pumping function allows to shut down, and pumping well has not Safety Problems.This one procedure is extremely important, and soil layer under the field, sand bed, rock stratum distribute different, and the oil well that has is shut down and surpassed 3 hours sands and just can become silted up sucker rod firmly.Cause the tube pulling well workover.Just big to national loss like that, so must understand fully the actual conditions of oil well before every white shutdown of pumping machine, just can work out a scheme.
Two, according to the pumping unit realistic well condition determine to cut off the electricity supply shutdown, the brake.Power failure must disconnect power supply, and intelligence starting control feather cockscomb is promoted in the oil field that has now, as only closing down connecing every device, a few minutes rear motor start automatically, like that just dangerous.Must after the shutdown must brake supply disconnecton so have a power failure, meet the standard of zero tolerance.
Three, sequence of operation is determined at inspection oil leak of pumping unit speed reduction box position.This one program is related to the key issue of repairing a pumping unit speed, be both a position leakage of oil, but is Oil Leakage there? how accurately smelting is managed, and this operation must be made accurate judgement.
Four, check whether the oil pumping unit reduction gearbox vent ventilates.This procedure is to repair the thing that every pumping unit must be done, each position sealing of the pumping unit that has is good especially, and oil is also few in the case, be exactly oil spilling outward from each position, moving transfer part, the result is that vent has been blocked on inspection. the case internal air pressure increases, force machine oil toward excessive, this is to be easy to the operation ignored by the people, must look into operation but this design is made as this procedure.
Five, fixing pumping unit must not have up and down a bit and rotate, with the operation that ensures safety.Because the down-hole presses oil pressure different, can't see again, mould not, if in advance pumping unit upper dead center and lower dead centre are not fixed, lock.Just in case down-hole air pressure or oil pressure one change, and cause that pumping unit rotates, casualty accident will appear, so fixing upper and lower point is motionless, be the important procedure of guaranteeing personal safety.
Six, board and begin to dismantle part, the big part that corresponding leakage of oil should be pulled down.
Seven, maintenance output shaft leakage of oil: if output shaft, the leakage of oil of input shaft spindle nose, only old oil sealing cover is unclamped and take out old rubber framework grease seal, clear clean oil capsule is exempted to tear open the exoskeletal shafting oil envelope of machine cutting opening and is enclosed within on the axle gluing well with 502 above-mentioned, and pulling on spring, to press gland just passable.If spindle nose does not have oil sealing, just with exoskeletal shafting oil seal apparatus sealing, such 4 spindle nose smeltings reason is just passable.
Eight, maintenance speed reducer mould assembling leakage of oil: if the leakage of oil of speed reducer mould assembling seam, take 6 axle sleeve glands apart, loam cake is sling, check speed reducer inner engine oil situation with slide fastener, the mediation back oil road, clear up two feather cockscomb faces, be coated with NVT material soft elastic glue band 2 roads, sealer shop on the case face, fixedly sieve bolt is inside and outside each one, thickness is 1 millimeter, fall loam cake then, bolt on, check simultaneously whether 6 axle sleeve gland plain cushions are smooth.
Nine, maintenance speed reducer axle sleeve leakage of oil: if speed reducer 4 axle sleeve leakage of oils, unclamp and compress sieve silk, the axle of jack-uping takes up axle sleeve, and liquid sealant is thrown into axle sleeve and feather cockscomb contact level with special tool, must beat to spare that to compress sieve silk more just passable.
Ten, mopping: anticorrosion environmental protection is one mopping operation after sealing process is finished, and lacquer must mix up color and viscosity, and the evenly ability of brush is anticorrosion, attractive in appearance, beautiful.
11, inspect for acceptance.
12, start operation.
Claims (3)
1. exempt to tear open the exoskeletal shafting oil envelope of machine for one kind, include oil seal washer (1), oil sealing lip (2) and spring ring (3), it is characterized in that being provided with external sealed pad (4) with oil seal washer (1) disjunctor, oil sealing lip (2) disjunctor is provided with auxiliary oil sealing lip (5).
2. exempt to tear open the exoskeletal shafting oil of machine envelope according to claim 1 is said, it is characterized in that oil seal washer (1) and external sealed pad (4) use the N220S rubber material, oil sealing lip (3) and auxiliary oil sealing lip (5) adopt the NVT rubber material, and two kinds of materials are combined into the integral body that soft or hard differs through sulfuration.
3. a speed reducer seals maintenance operation technology, it is characterized in that maintenance process is as follows:
One, asks person's oil well situation of seeing the well clearly behind the scene; how long the oil pumping function allows to shut down; pumping well has not Safety Problems; this one procedure is extremely important, and soil layer under the field, sand bed, rock stratum distribute different, and the oil well that has is shut down and surpassed 3 hours sands and just can become silted up sucker rod firmly; cause the tube pulling well workover; just big to national loss like that, so must understand fully the actual conditions of oil well before every white shutdown of pumping machine, just can work out a scheme.
Two, according to the pumping unit realistic well condition determine to cut off the electricity supply shutdown, the brake.Power failure must disconnect power supply, and intelligence starting control feather cockscomb is promoted in the oil field that has now, as only closing down connecing every device, a few minutes rear motor start automatically, like that just dangerous, must be so have a power failure supply disconnecton, must brake after the shutdown, meet the standard of zero tolerance.
Three, sequence of operation is determined at inspection oil leak of pumping unit speed reduction box position, and this one program is related to the key issue of repairing a pumping unit speed, be both a position leakage of oil, but is Oil Leakage there? how accurately smelting is managed, and this operation must be made accurate judgement.
Four, check whether the oil pumping unit reduction gearbox vent ventilates, this procedure is to repair the thing that every pumping unit must be done, and each position sealing of the pumping unit that has is good especially, and oil is also few in the case, be exactly oil spilling outward from each position, moving transfer part, the result is that vent has been blocked on inspection.The case internal air pressure increases, and forces machine oil toward excessive, and this is to be easy to the operation ignored by the people, must look into operation but this design is made as this procedure.
Five, fixing pumping unit must not have up and down a bit and rotate, with the operation that ensures safety,, can't see again because down-hole pressure oil pressure is different, mould not, if in advance pumping unit upper dead center and lower dead centre are not fixed, lock.Just in case down-hole air pressure or oil pressure one change, and cause that pumping unit rotates, casualty accident will appear, so fixing upper and lower point is motionless, be the important procedure of guaranteeing personal safety.
Six, board and begin to dismantle part, the big part that corresponding leakage of oil should be pulled down.
Seven, maintenance output shaft leakage of oil: if output shaft, the leakage of oil of input shaft spindle nose, only old oil sealing cover is unclamped and take out old rubber framework grease seal, clear clean oil capsule, above-mentioned exempt to tear open the exoskeletal shafting oil of machine envelope cutting opening be enclosed within axle go up gluing good with 502, pulling on spring, to press gland just passable, if spindle nose does not have oil sealing, just with exoskeletal shafting oil seal apparatus sealing, such 4 spindle nose smeltings reason is just passable.
Eight, maintenance speed reducer mould assembling leakage of oil: if the leakage of oil of speed reducer mould assembling seam, take 6 axle sleeve glands apart, loam cake is sling, check speed reducer inner engine oil situation with slide fastener, the mediation back oil road, clear up two feather cockscomb faces, be coated with NVT material soft elastic glue band 2 roads, sealer shop on the case face, fixedly sieve bolt is inside and outside each one, thickness is 1 millimeter, fall loam cake then, bolt on, check simultaneously whether 6 axle sleeve gland plain cushions are smooth.
Nine, maintenance speed reducer axle sleeve leakage of oil: if speed reducer 4 axle sleeve leakage of oils, unclamp and compress sieve silk, the axle of jack-uping takes up axle sleeve, and liquid sealant is thrown into axle sleeve and feather cockscomb contact level with special tool, must beat to spare that to compress sieve silk more just passable.
Ten, mopping: anticorrosion environmental protection is one mopping operation after sealing process is finished, and lacquer must mix up color and viscosity, and the evenly ability of brush is anticorrosion, attractive in appearance, beautiful.
11, inspect for acceptance.
12, start operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010100115083A CN102121535A (en) | 2010-01-08 | 2010-01-08 | Disassembling-free skeleton-free shaft oil seal and seal maintaining operation process of speed reduction box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010100115083A CN102121535A (en) | 2010-01-08 | 2010-01-08 | Disassembling-free skeleton-free shaft oil seal and seal maintaining operation process of speed reduction box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102121535A true CN102121535A (en) | 2011-07-13 |
Family
ID=44250164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010100115083A Pending CN102121535A (en) | 2010-01-08 | 2010-01-08 | Disassembling-free skeleton-free shaft oil seal and seal maintaining operation process of speed reduction box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102121535A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107299892A (en) * | 2017-06-14 | 2017-10-27 | 深圳市时光电子有限公司 | Miniature diaphragm vavuum pump |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3515395A (en) * | 1966-09-06 | 1970-06-02 | Gen Motors Corp | Unidirectional pumping seal |
| CN1890495A (en) * | 2003-12-09 | 2007-01-03 | Nok株式会社 | Sealing device |
| CN200965065Y (en) * | 2006-10-11 | 2007-10-24 | 杨建坤 | Sealing ring |
| CN101356871A (en) * | 2007-08-04 | 2009-02-04 | 王森豹 | Rotary cultivator |
| CN201443593U (en) * | 2009-03-30 | 2010-04-28 | 刘荣春 | Non-disassembling frameless shaft oil seal |
-
2010
- 2010-01-08 CN CN2010100115083A patent/CN102121535A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3515395A (en) * | 1966-09-06 | 1970-06-02 | Gen Motors Corp | Unidirectional pumping seal |
| CN1890495A (en) * | 2003-12-09 | 2007-01-03 | Nok株式会社 | Sealing device |
| CN200965065Y (en) * | 2006-10-11 | 2007-10-24 | 杨建坤 | Sealing ring |
| CN101356871A (en) * | 2007-08-04 | 2009-02-04 | 王森豹 | Rotary cultivator |
| CN201443593U (en) * | 2009-03-30 | 2010-04-28 | 刘荣春 | Non-disassembling frameless shaft oil seal |
Non-Patent Citations (1)
| Title |
|---|
| 刘志豪等: "抽油机减速箱漏油的危害与现场治理", 《安全技术》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107299892A (en) * | 2017-06-14 | 2017-10-27 | 深圳市时光电子有限公司 | Miniature diaphragm vavuum pump |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201087709Y (en) | Well-control valve switching device under pressure | |
| CN206636566U (en) | A kind of normal pressure scraper changes simulation storehouse | |
| CN106352092B (en) | The shield owner of fast changeable drives sealing structure | |
| CN102121535A (en) | Disassembling-free skeleton-free shaft oil seal and seal maintaining operation process of speed reduction box | |
| CN206159489U (en) | But quick replacement's shield constructs owner drives seal structure | |
| CN201304678Y (en) | Sealing device of concrete mixer | |
| CN205572318U (en) | Decomposition instrument is changed to belt pulley bearing | |
| CN205841689U (en) | A kind of Caulis Sacchari sinensis machine cut platform knife shaft gear case | |
| CN2185319Y (en) | Underground electric compression packer | |
| CN200968201Y (en) | Canula oil extractor | |
| CN204339717U (en) | Bearing chest-developer | |
| CN210890090U (en) | Sealing device for side of bearing block cabin of wind turbine generator | |
| CN114457774A (en) | Tool and method for disassembling hydraulic cylinder of horizontal gate of working gate of ship lift lock head | |
| CN209523722U (en) | Shackle device in a kind of fluid pressure type power-assisted | |
| CN206329343U (en) | A kind of push-bench fast-open type seals rear door | |
| CN203380345U (en) | Tooling die for plane pad and thrust pad tin-base bearing alloy centrifugal casting technology | |
| CN201354243Y (en) | Plate chain bucket elevator sealing device | |
| CN210799412U (en) | Deep well pump convenient for replacing sealing filler | |
| CN109355173B (en) | Anaerobic digestion reaction device capable of disassembling and maintaining stirrer without tank cleaning | |
| CN204664304U (en) | A kind of blowdown transmission device of water-treating equipment | |
| CN212882261U (en) | Stirring transmission device of easy maintenance of rotation type | |
| CN218718632U (en) | WK-10B electric shovel stroke reducer with composite sealed inspection barrel device | |
| CN112169896B (en) | Environment-friendly coke cutter | |
| CN103056590B (en) | Method for enabling diesel engine main bearing cover to be connected with machine body through bolt | |
| CN204234872U (en) | A kind of two ejector half hydraulic shear and disintegrating machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20110713 |