CN207145198U - Oil immersion line motor oil well pump - Google Patents
Oil immersion line motor oil well pump Download PDFInfo
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- CN207145198U CN207145198U CN201721180369.0U CN201721180369U CN207145198U CN 207145198 U CN207145198 U CN 207145198U CN 201721180369 U CN201721180369 U CN 201721180369U CN 207145198 U CN207145198 U CN 207145198U
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- oil
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- immersion line
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Abstract
The utility model discloses a kind of oil immersion line motor oil well pump, including oil immersion line motor and plunger pump, the oil immersion line motor is mainly by the motor casing of cylindrical shape, coil, silicon steel sheet, magnet steel and spacer ring composition, coil is connected through leader cable with control system, the plunger pump is mainly by pump barrel, inlet valve, plunger, oil pump rod and dump valve composition, pump barrel lower end is provided with inlet valve, plunger is arranged in pump barrel, its upper end is connected with oil pump rod, dump valve is provided with the afterbody of oil pump rod, pump barrel outer wall is fixed with magnet steel and spacer ring, the head of oil pump rod is through pipe nipple on motor with being located by connecting on stator, motor casing upper end is provided with box cupling on motor, lower end is provided with box cupling under motor.The utility model has the advantages that compact-sized, small volume, stability are good, operating efficiency is high, easy for installation.
Description
Technical field
It the utility model is related to field of petroleum exploitation, and in particular to a kind of oil immersion line motor oil well pump.
Background technology
Limited with the progress of oil field development, and by landform, geomorphologic conditions, clump formula orientation well group and horizontal well development
Mode is more and more.Some oil field Directional Well numbers account for several more than 85% that always drive a well.Oil immersion line motor oil well pump saves walking beam
The intermediate link that the mechanical transmission mechanisms such as motor-speed reducer-crank-sucker rod of formula oil pumper are formed, eliminate side-abrasion of rod string and ask
Topic, mechanical life is improved, there are energy-saving and environmental protection and intelligent management.Oil immersion line motor oil well pump is mainly straight by latent oil
Line electric system and two big system of oil well pump system composition.Oil immersion line motor system directly converts electrical energy into reciprocating linear fortune
Dynamic, shaft bottom liquid is given rise to well head by oil well pump system.The mover of oil immersion line motor system in oil immersion line motor oil well pump
The plunger of push rod and oil well pump system is directly connected to, and the stator of oil immersion line motor system and the pump barrel of oil well pump system connect.
Such as oil extraction pump disclosed in Chinese patent application CN101377195A DC stepping permanent magnetism straight line motor drive type oil-submersible extracting pumps
It is made up of cable, motor cylinder, electric mover, reducing sheath, pump barrel, plunger, ball valve group, cable upper and lower side controls with ground respectively
Cabinet is connected with the coil in motor cylinder, and electric mover and plunger, ball valve group, motor are respectively arranged with motor cylinder, pump barrel
Sub- lower end is connected with its upper end.This electric mover is directly connected to plunger, the pump barrel of stator and oil well pump system is connected
Oil immersion line motor oil well pump in order to ensure concentricity of the plunger in motion process, therefore, its structure is relative complex, processing
Cost is high.
The content of the invention
The purpose of this utility model is to overcome above-mentioned technological deficiency, there is provided a kind of reasonable in design, simple in construction, processing
The low novel submersible linear dynamo oil pump of cost.
The utility model adopts the technical scheme that：A kind of oil immersion line motor oil well pump, including oil immersion line motor and
Plunger pump, it is characterized in that the oil immersion line motor is mainly by motor casing, coil, silicon steel sheet, magnet steel and the spacer ring group of cylindrical shape
Into coil is connected through leader cable with control system, and the plunger pump is mainly by pump barrel, inlet valve, plunger, oil pump rod and row
Go out valve group into pump barrel lower end is provided with inlet valve, and plunger is arranged in pump barrel, and its upper end is connected with oil pump rod, is drawn in oil pump
The afterbody of bar is provided with dump valve, and pump barrel outer wall is fixed with magnet steel and spacer ring, and the head of oil pump rod is through pipe nipple on motor and stator
On be located by connecting, box cupling on motor is provided with motor casing upper end, lower end is provided with box cupling under motor.
Buffer spring is set with outside the oil pump rod, lower buffer spring is provided with below pump barrel.
The motor casing upper end is provided with outlet pillar, and outlet pillar upper end is provided with outlet back-up ring.The outlet of outlet back-up ring
Bellows are provided with outside mouthful.The outlet pillar is connected through outlet pillar box cupling with motor casing, outlet-pipe box cupling one end with
Motor casing welds, and the other end is cased with O-ring seal and is threadedly coupled with outlet pillar.
Box cupling union tail sand control screens under the motor.
For pipe nipple with oil pump rod and stator using being threadedly coupled, thread locking agent is smeared in junction on the motor.
Magnet steel, spacer ring, inlet valve and the pump barrel of its linear electric motors of the utility model oil immersion line motor oil well pump are one
Overall, the pull bar and stick harness of plunger pump are connected with stator, and magnet steel, spacer ring drive pump barrel and inlet valve move reciprocatingly during work,
Inlet valve sucks crude oil, and crude oil is discharged to ground by oil pipe by box cupling on pipe nipple on dump valve, motor, motor.This
Utility model has the advantages that compact-sized, small volume, stability are good, operating efficiency is high, easy for installation.
Brief description of the drawings
Fig. 1 structural representations of the present utility model.
Fig. 2 is A portions partial schematic diagram in Fig. 1.
1 leader cable in figure, 2 tubing couplings, 3 outlet back-up rings, 4 outlet pillars, pipe nipple on 5 motors, buffer spring on 6,7
Oil pump rod, 8 motor casings, 9 coils, silicon steel sheet, 10 dump valves, 11 magnet steel, spacer ring, 12 pump barrels, 13 inlet valves, 14 times buffering elastics
Spring, box cupling under 15 motors, 16 plungers, 17 outlet pillar box cuplings, 18 O-ring seals, position on 19 stators.
Embodiment
As depicted in figs. 1 and 2, the utility model oil immersion line motor oil well pump, including oil immersion line motor and plunger 16
Pump, oil immersion line motor are made up of motor casing 8, coil, silicon steel sheet 9 and magnet steel, the spacer ring 11 of cylindrical shape, and coil is through leader cable
1 is connected with control system, oil immersion line motor is controlled by control system control, power supply is through leader cable 1 to coil
Power supply makes silicon steel sheet produce magnetic force, and the magnetic force of silicon steel sheet passes to the mover being made up of magnet steel, spacer ring 11.Post
Fill in 16 pumps to be mainly made up of pump barrel 12, inlet valve 13, plunger 16, oil pump rod 7 and dump valve 10, the lower end of pump barrel 12 is provided with suction
Valve 13, plunger 16 are arranged in pump barrel 12, and the upper end of plunger 16 is connected with oil pump rod 7, and discharge is provided with the afterbody of oil pump rod 7
Valve 10, the outer wall of pump barrel 12 are fixed with magnet steel and spacer ring, and the head of oil pump rod 7 is fixed on the stator through pipe nipple on motor 5 and motor
Position 19 connects, and the upper end of motor casing 8 is provided with box cupling on motor, lower end is provided with box cupling 15 under motor.Box cupling is on motor
Tubing coupling 2, for connecing oil pipe by Crude Oil Transportation to bottom surface, union tail sand control screens of box cupling 15 etc. under motor.In order to reduce pump
Cylinder 12 is vibrated caused by moving back and forth, and buffer spring 6 is set with outside oil pump rod 7, is provided with below pump barrel 12 lower slow
Rush spring 14, the lower end connection of pipe nipple 5 on the upper end of upper buffer spring 6 and motor, under the lower end and motor of lower buffer spring 14
The upper bottom surface of box cupling 15 is connected.The upper end of motor casing 8 is provided with outlet pillar 4, and outlet pillar 4 is through the box cupling 17 of outlet pillar 4 and electricity
Casing 8 is connected, and outlet-pipe box cupling one end is welded with motor casing 8, the other end be cased with O-ring seal 18 and with the screw thread of outlet pillar 4
Connection.The line outlet of the upper end of outlet pillar 4 is provided with outlet back-up ring 3, and outlet ring washer and outlet pillar 4 are used for protecting leader cable
1.Bellows are provided with outside outlet back-up ring 3, can prevent sand or debris from falling into pillar.
Mover assembly is loaded in field frame assembly during installation, oil pump rod 7 is pulled out, pipe nipple on motor 5 is threadedly coupled to
On pull bar 7, pipe nipple on motor 5 is threadedly coupled on stator in positioning 19, outlet single-core cable is connected with leader cable 1
Connect, and the one end of outlet pillar box cupling 17 is welded with motor casing 8, other end suit O-ring seal 18, by outlet pillar 4 with going out
Line pillar box cupling 17 connects, then installs outlet back-up ring 3, box cupling on dust cover and motor.The utility model is simple in construction, assembling
It is convenient, fast.During work, controllable power makes silicon steel sheet produce magnetic force, the magnetic by leader cable 1 to coil power supply
Field action power passes to magnet steel, oil pump sleeve 12 is reciprocatingly moved on spacer ring 11, because of magnet steel, spacer ring 11, oil well pump suction
Valve 13 and oil pump sleeve 12 are an entirety, so the inlet valve 13 of oil well pump also moves reciprocatingly, pump pump rod 7 and post
Fill in 16 fixed, the dump valve 10 of oil well pump is fixed on the afterbody of oil pump rod 7, when oil pump sleeve 12 moves back and forth, takes out
The inlet valve 13 of oil pump sucks crude oil, passes through oil pipe handle by pipe nipple 5, tubing coupling 2 on the dump valve 10 of oil well pump, motor
Crude oil is discharged to ground.
Claims (7)
1. a kind of oil immersion line motor oil well pump, including oil immersion line motor and plunger pump, it is characterized in that the oil-submersible linear is electric
Owner will be made up of motor casing, coil, silicon steel sheet, magnet steel and the spacer ring of cylindrical shape, and coil connects through leader cable and control system
Connecing, the plunger pump is mainly made up of pump barrel, inlet valve, plunger, oil pump rod and dump valve, and pump barrel lower end is provided with inlet valve,
Plunger is arranged in pump barrel, and its upper end is connected with oil pump rod, and dump valve is provided with the afterbody of oil pump rod, pump barrel outer wall with
Magnet steel and spacer ring are fixed, and the head of oil pump rod, with being located by connecting on stator, is provided with through pipe nipple on motor in motor casing upper end
Box cupling on motor, lower end are provided with box cupling under motor.
2. oil immersion line motor oil well pump according to claim 1, it is characterized in that being set with outside the oil pump rod slow
Spring is rushed, lower buffer spring is provided with below pump barrel.
3. oil immersion line motor oil well pump according to claim 1, it is characterized in that the motor casing upper end is protected provided with outlet
Pipe, outlet pillar upper end is provided with outlet back-up ring.
4. oil immersion line motor oil well pump according to claim 3, it is characterized in that being provided with outside the line outlet of outlet back-up ring
Bellows.
5. the oil immersion line motor oil well pump according to claim 3 or 4, it is characterized in that the outlet pillar is through outlet pillar
Box cupling is connected with motor casing, and outlet-pipe box cupling one end and motor casing weld, the other end be cased with O-ring seal and with outlet pillar spiral shell
Line connects.
6. oil immersion line motor oil well pump according to claim 1, it is characterized in that box cupling union tail is prevented under the motor
Sand net.
7. oil immersion line motor oil well pump according to claim 1, it is characterized in that pipe nipple and oil pump rod on the motor
And stator smears thread locking agent using threaded connection, junction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721180369.0U CN207145198U (en) | 2017-09-15 | 2017-09-15 | Oil immersion line motor oil well pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721180369.0U CN207145198U (en) | 2017-09-15 | 2017-09-15 | Oil immersion line motor oil well pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207145198U true CN207145198U (en) | 2018-03-27 |
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ID=61667648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721180369.0U Active CN207145198U (en) | 2017-09-15 | 2017-09-15 | Oil immersion line motor oil well pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207145198U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109404268A (en) * | 2018-11-02 | 2019-03-01 | 盘锦科奥科技发展有限公司 | A kind of motor-and-pump integrated oil-immersed pump of linear motor |
| CN110345068A (en) * | 2019-07-05 | 2019-10-18 | 深圳景嘉机电科技有限公司 | A kind of submersible electric pump integration valve |
| CN114075948A (en) * | 2020-08-17 | 2022-02-22 | 中国石油天然气股份有限公司 | Design method for rated thrust of inverted electric submersible plunger pump and submersible linear motor |
-
2017
- 2017-09-15 CN CN201721180369.0U patent/CN207145198U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109404268A (en) * | 2018-11-02 | 2019-03-01 | 盘锦科奥科技发展有限公司 | A kind of motor-and-pump integrated oil-immersed pump of linear motor |
| CN110345068A (en) * | 2019-07-05 | 2019-10-18 | 深圳景嘉机电科技有限公司 | A kind of submersible electric pump integration valve |
| CN114075948A (en) * | 2020-08-17 | 2022-02-22 | 中国石油天然气股份有限公司 | Design method for rated thrust of inverted electric submersible plunger pump and submersible linear motor |
| CN114075948B (en) * | 2020-08-17 | 2024-05-28 | 中国石油天然气股份有限公司 | Design method for rated thrust of inverted electric submersible plunger pump and submersible linear motor |
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