CN2268132Y - Tubular bag type oil-transporting electric pump - Google Patents
Tubular bag type oil-transporting electric pump Download PDFInfo
- Publication number
- CN2268132Y CN2268132Y CN 95229721 CN95229721U CN2268132Y CN 2268132 Y CN2268132 Y CN 2268132Y CN 95229721 CN95229721 CN 95229721 CN 95229721 U CN95229721 U CN 95229721U CN 2268132 Y CN2268132 Y CN 2268132Y
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- oil
- pump
- motor
- oil transportation
- transfer pump
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- Expired - Fee Related
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Abstract
The cylindrical bag type oil-transferring electric pump belongs to the field of pump and oil-transferring pump. The pump is compact in structure, small in size, light in weight and convenient to install and use, and solves the problems of leakage pollution, high noise, high maintenance cost of a pump room special for a cover and the like of the ground horizontal centrifugal pump. The method can be widely used for oil transportation of relay stations in oil fields, and can also be used for extracting underground hot water and the like.
Description
The utility model belongs to oil pump class, oil transportation charge pump.
Oil field development crude oil process is, at first crude oil extracted from oil well and is pooled to the oil transportation relay station, and the oil transportation charge pump by relay station is displaced in the oil transport pipeline then, and Crude Oil Transportation is gone out.
The oil transfer pump that present oil field oil transportation relay station uses is the horizontal oil transfer pump in ground, and is owing to the packing_seal that is sealed into of centrifugal pump shaft cylindrical, unreliable, have the water clock problem, pump is installed in ground simultaneously, has just brought necessary lid pump house, noise is big, the shortcoming that regular maintenance is loaded down with trivial details.
The utility model purpose is to provide a kind of underground tubular-bag tyep oil transportation charge pump to solve above-mentioned shortcoming with the ground centrifugal pump oil transportation.
The tubular-bag tyep oil transportation charge pump; comprise oil transportation motor, oil transfer pump, reach, support the wellhead assembly that cone, rubber wick, peckled turnip body and cover plate are formed by wellhead flange; the check valve import is communicated with the oil transfer pump upper end; outlet links to each other with transport pipe; transport pipe links to each other with oil outlet tube; pressure gauge communicates with transport pipe; oil transportation motor links to each other with oil transfer pump by the capsule protector; oil transportation motor, capsule protector, oil transfer pump are arranged in the cylindric bag well that is sealed by wellhead assembly by from bottom to top order is vertical, and the bottom of cylindric bag well links to each other with oil inlet pipe.
The top of the utility model cylindric bag well is provided with bleed valve.
The utility model has solved the defective that noise is big, sealing is unreliable, water clock pollutes that the horizontal centrifugal oil delivery pump in ground exists, and has also solved the problem that must build special-purpose pump house increase maintenance cost because of the ground type pump.This pump structure compactness, in light weight, volume is little, easy to install be the desirable facility of oil field conveying crude oil.
Below in conjunction with accompanying drawing technological scheme of the present invention is described further.
Fig. 1, tubular-bag tyep oil transportation charge pump structural representation.
Fig. 2, oil transfer pump structural representation.
Fig. 3, capsule-type protector structure schematic representation.
Fig. 4, oil transportation motor structural representation.
As shown in Figure 1; the tubular-bag tyep oil transportation charge pump is formed by oil transportation motor 22, capsule protector 19, oil transfer pump 18, cylindric bag well 1 and by supporting the wellhead assembly that cone 6, rubber wick 7, peckled turnip body 9, cover plate 14 form, oil transportation motor 22, capsule protector 19, oil transfer pump 18, by wellhead assembly, with the wellhead flange 8 of screw thread and well head connection, bolt and nut 15 fit sealings in the cylindric bag well 1 that the bottom seals.The cable joining 21 that the unit power supply is drawn from control cabinet 10 by being connected with motor windings by cable 20 imports motor; Cable 20 by cable cassette tape 17, protect line plate 2 and be fixed on oil transfer pump 18 and the protector 19.Termination transport pipe 4 on the oil transfer pump 18 stretches out the pocket well through well mouth sealing device, connects pressure gauge 11 indication unit outlet pressures with oil outlet tube 12, gate valve 13.Oil inlet pipe 16 imports cylindric bag well 1 bottom with crude oil.Bleed valve 5 is arranged on the cylindric bag well 1, and its big portion is embedded in the ground.
As shown in Figure 2, oil transfer pump 18 is vertical multi-stage segmented centrifugal pumps, equalizing orifice is arranged by centrifugal impeller 28 by " area than " design on it.Returning flow channel type guide vane 27 all is to use the stainless steel manufacturing, form pump one group, with tapered sleeve 33 impeller is fastened on the pump shaft 34, and seal with " O " shape seal ring between every grade, constitute one section according to the lift difference by corresponding progression.Connection section 31 with band copper bearing 30 between section and the section links up, fastening between the water pump progression with flat lacing wire 29 and nut, the pump shaft upper and lower end has bearing 26 to support, make pump rotor be quick condition, pump shaft upper end dress lid, establish sand retaining ring 32 above connecting section 31 bearings 30, following termination coupling 23, pump housing upper end 35 connects check valve 36 (among Fig. 1 3).The lower end is made up of circle tube leaching net 25,24 at water inlet joint, and impeller and stator are plain vane, and it is plumbous antimony bronze or Redford alloy that impeller, stator, seal ring, pump shaft, flat lacing wire, coupling etc. all adopt stainless steel, bearing.
As shown in Figure 3, the capsule-type protector is made up of a joint capsule one-level mud chamber.Protector axle 58 is equipped with radial thrust bearing 38 from bottom to top; thrust disc 39; thrust bearing 40; following protective tube 42; last protective tube 56; protective cap 50; sand control ring 55; the mechanical seal 45 that cemented carbide is formed graphite; bellow type is all selected in the mechanical seal 53 that cemented carbide is formed cemented carbide for use, and protector has lower contact 37 from bottom to top relatively; fuel feeding valve 59 is housed on the lower contact wall; the bearing joint 41 of bolted on connection; the lower casing 44 of spiral marking connection; precipitation tube 43 in the mud chamber; the middle joint 46 of scyewed joint; oil drain valve 57 and rubber bag tank 48 are arranged on it; and centralizing bracket 49; the upper connection 51 of scyewed joint; topmost formed by filter screen 54 on it by the connecting section 52 of Bolt Connection.This protector lower end connection oil transportation motor axle transferring power is given shafting oil pump above that, and bears the downward thrust of pump shaft part, is full of clean lubricant oil in this protector chamber, to replenish the leakage of oil in the motor.And the resiliently deformable that relies on rubber bag tank 48 finishes the breathing that electric motor starting and heating produce, when resiliently deformable not enough, cavity pressure increase to one regularly oil drain valve 57 open with the protection rubber bag tank.
As shown in Figure 4, oil transportation motor is oil-filled mouse cage type structure.Adopted in the peariform slots by motor shaft 66 rotor 65 on it and to wear the pyriform copper bar, the two ends weldering is formed mouse cage with copper ring.Stator 64 adopts the whole phase winding threading of peariform slot, selects the wrapped circular copper wire of polyamides-fluorine 46 laminated films for use, and insulated paint lacks solvent impregnated resin with F level low toxicity, and lead wire and joint all adopt the F-46 sealing tape, wear teflon sleeve outward.Cable joining 21 adopts the sealing of fluorine rubber pad.Priming by vacuum epoxy resin plug-in type static seal plug.Stator punching is offered two road arc grooves, when repeatedly pressing on the motor casing 63 twice groove restriction stator punching circumferentially rotate, two ends respectively dispose a tooth support.Motor casing adopts corrosion resistant plate to roll two ends welding seamless steel pipe, is processed with screw thread and connects with the upper connection 68 that has several holes oil circuit, base 61 respectively, and the motor shaft two ends are supported with sliding bearing 62, thrust-bearing 67, and the base bottom is established oil discharge screw 60 and formed.
The tubular-bag tyep oil transportation charge pump is pressed the dress order referring to Fig. 1.Choosing is loaded onto protector with oil transportation motor; descend to the well casing central seat on well head; cable joining is connected; and connection power supply; check turning to of motor; correct turning to is to overlook from the motor top; motor reel performs mark with cable and power connection then for rotating counterclockwise, with the clamping plate oil transfer pump of slinging; be docked on the protector; prize the pump coupling downwards with screw-driver, twist firm fastening screw trip bolt after making the M10 screw of coupling aim at protector spindle nose aperture, two flange plate are linked up with bolt; rotating shaft is rotated brisk, can go into the well.After clamping plate are stuck in and put surely on the wellhead flange, the peckled turnip body of wellhead assembly is connected on the pump, with the suspension ring unit of slinging, take off clamping plate, with suspension ring unit is put into well, and cable protected the line plate, what the cable cassette tape was firm is fixed on the unit, position according to peckled turnip body sealing single core cable, three single core cables in the armouring flat cable are packed in the semicircle orifice of peckled turnip body and rubber wick, then loose-leaf is closed, continue pump down with the fastening back of loose-leaf pinning, wellhead assembly is seated in the wellhead flange hole, add the upper cover plate bolton, check that cable insulation can wiring after normal, at last inlet and outlet pipe, gate valve, pressure gauge, bleed valves etc. connect.
Start, turn round, shut down.At first check well head sealing situation before the startup, the choke-out of outlet pipe gate valve, open the water inlet gate valve, after making pressure stability, each sealing part does not allow seepage oil, and gas in the well emitted, after the pressure testing 5 minutes, keeping crude oil to depress, check each component such as motor, insulating resistance of cable, control cabinet, the startup of can closing a floodgate after all are normal, just started and advanced to want standby current table, voltmeter, the every numerical value of pressure gauge, then slowly open oil outlet tube switch valve, observe the fluctuation of each list index this moment and be not more than 5% and when not having other anomaly, then can drop into normal operation.When requiring to stop oil transportation, fuel-displaced gate valve is closed in choosing, cuts off general power, closes the oil-feed gate valve.
Oil transportation motor is the phase asynchronous oil-submersible motor of oil-filled type; two ends adopt sliding bearing to bear radial force; bear axial force by rolling bearing; stator adopts thin-shell construction; motor shaft extension end adopts spline to connect; it is convenient to make it to dock with protector; the motor lighting outlet has partly adopted plug in construction; make motor that easy-to-connect is installed, the precipitating type protector separates well liquid and internal lubrication oil, realizes the thermal expansion of dynamo oil and the respiration of motor by the distortion of capsule and the adjusting of oil drain valve; the inside and outside cavity pressure of balance is poor as far as possible; the mechanical seal layout that scatter, improved the unit quality, improved the mechanical seal radiating condition.Impeller, the stator of oil transfer pump are plain vane, are convenient to make, and adopt the equalizing orifice balancing axial thrust, and with " O " RunddichtringO, sealing is reliable between pump stage, and it is fastening to carry out pump stage with flat lacing wire, and the folding dress conveniently.With tapered sleeve impeller is fixed on the axle, is easy to control axial clearance, use the Cuprum alloy guide bearing, and add intermediate support raising pump shaft stiffness, the vertical multi-stage sectional-drum-shape pump housing, segmentation tightens up pump stage, increases linking intensity, has guaranteed pump axial force dimensionally stable.Oil inlet pipe is imported the cylindric bag well bottom with oil makes oil discharge through oil transfer pump from motor, protector, plays the effect of cooling oil transportation motor protector.
The electric pump unit that oil transfer pump, protector, oil transportation motor are formed also can extract temperature up to 75 ℃, and the degree of depth reaches 200 meters geothermal water.
Embodiment:
| Model | Flow Q rice/hour | Lift H rice | Rotation speed n rev/min | Efficient n% | Necessary electromotor power kilowatt | External diameter * length millimeter | The quality kilogram |
| 200QJY32-195/15 | 32 | 195 | 2850 | 68 | 30 | 184×3576 | 213 |
| 200QJY32-247/19 | 32 | 247 | 2850 | 68 | 37 | 184×4143 | 278 |
| 250QJY80-240/12 | 80 | 240 | 2850 | 73 | 90 | 233×3625 | 291 |
Claims (2)
1; the tubular-bag tyep oil transportation charge pump; comprise oil transportation motor (22); oil transfer pump (18); and wellhead flange (8) arranged; support cone (6); rubber wick (7); the wellhead assembly that peckled turnip body (9) and cover plate (14) are formed; check valve (3) import is communicated with the oil transfer pump upper end; outlet links to each other with transport pipe (4); transport pipe (4) links to each other with oil outlet tube (12); pressure gauge communicates with transport pipe (4); it is characterized in that oil transportation motor (22) links to each other with oil transfer pump (18) by capsule protector (19); oil transportation motor; the capsule protector; oil transfer pump is arranged in the cylindric bag well (1) that is sealed by wellhead assembly by from bottom to top order is vertical, and the bottom of cylindric bag well (1) links to each other with oil inlet pipe (16).
2, by the described tubular-bag tyep oil transportation charge pump of claim 1, it is characterized in that the top of cylindric bag well (1) is provided with bleed valve (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95229721 CN2268132Y (en) | 1995-12-07 | 1995-12-07 | Tubular bag type oil-transporting electric pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95229721 CN2268132Y (en) | 1995-12-07 | 1995-12-07 | Tubular bag type oil-transporting electric pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2268132Y true CN2268132Y (en) | 1997-11-19 |
Family
ID=33874773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 95229721 Expired - Fee Related CN2268132Y (en) | 1995-12-07 | 1995-12-07 | Tubular bag type oil-transporting electric pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2268132Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102146780A (en) * | 2011-03-16 | 2011-08-10 | 深圳市大族激光科技股份有限公司 | Submersible linear motor respirator |
| CN107461333A (en) * | 2017-09-19 | 2017-12-12 | 东北石油大学 | A kind of integrated latent oil directly-driven screw pump |
| CN108930655A (en) * | 2018-09-06 | 2018-12-04 | 东营市深蓝新材料有限公司 | A kind of oil field centrifugal pump with anti-blockage function |
| CN113062859A (en) * | 2021-04-21 | 2021-07-02 | 中国石油大学(华东) | Rotor built-in type machine-pump integrated all-metal screw pump oil production device |
| CN120925810A (en) * | 2025-10-11 | 2025-11-11 | 山东成林石油工程技术有限公司 | Multi-stage high-speed centrifugal pump driven downhole sand control and jet drainage system and its usage method |
-
1995
- 1995-12-07 CN CN 95229721 patent/CN2268132Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102146780A (en) * | 2011-03-16 | 2011-08-10 | 深圳市大族激光科技股份有限公司 | Submersible linear motor respirator |
| CN102146780B (en) * | 2011-03-16 | 2014-04-02 | 深圳市大族激光科技股份有限公司 | Submersible linear motor respirator |
| CN107461333A (en) * | 2017-09-19 | 2017-12-12 | 东北石油大学 | A kind of integrated latent oil directly-driven screw pump |
| CN107461333B (en) * | 2017-09-19 | 2019-02-12 | 东北石油大学 | An integrated submersible direct drive screw pump |
| CN108930655A (en) * | 2018-09-06 | 2018-12-04 | 东营市深蓝新材料有限公司 | A kind of oil field centrifugal pump with anti-blockage function |
| CN108930655B (en) * | 2018-09-06 | 2023-11-03 | 东营市深蓝新材料有限公司 | Centrifugal pump with anti-blocking function for oil field |
| CN113062859A (en) * | 2021-04-21 | 2021-07-02 | 中国石油大学(华东) | Rotor built-in type machine-pump integrated all-metal screw pump oil production device |
| CN120925810A (en) * | 2025-10-11 | 2025-11-11 | 山东成林石油工程技术有限公司 | Multi-stage high-speed centrifugal pump driven downhole sand control and jet drainage system and its usage method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |