CN109611328A - A kind of direct driving type electric oil-immersed - Google Patents
A kind of direct driving type electric oil-immersed Download PDFInfo
- Publication number
- CN109611328A CN109611328A CN201811592226.XA CN201811592226A CN109611328A CN 109611328 A CN109611328 A CN 109611328A CN 201811592226 A CN201811592226 A CN 201811592226A CN 109611328 A CN109611328 A CN 109611328A
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- China
- Prior art keywords
- screw
- screw rod
- pump case
- rod pump
- axis
- 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.)
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Classifications
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- 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
- F04C2/00—Rotary-piston machines or pumps
- F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C2/10—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member
- F04C2/107—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member with helical teeth
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- 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
- F04C11/00—Combinations of two or more machines or pumps, each being of rotary-piston or oscillating-piston type; Pumping installations
- F04C11/008—Enclosed motor pump units
-
- 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
- F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
- F04C15/0057—Driving elements, brakes, couplings, transmission specially adapted for machines or pumps
- F04C15/0061—Means for transmitting movement from the prime mover to driven parts of the pump, e.g. clutches, couplings, transmissions
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a kind of direct driving type electric oil-immerseds, including screw rod pump case, one end of the screw rod pump case is fixedly connected with circular hole net import, the screw rod pump case is equipped with external circuits box far from one end of circular hole net import, the screw rod pump case offers pipe outlet close to the one end side of external circuits box, motor external connection is connected on the inside of the external circuits box, the motor external connection is connected with motor vertical far from one end of external circuits box, the outer surface of the motor vertical is socketed with capsul, the inside of the motor vertical is serially connected with machine shaft, one end of the machine shaft is fixedly connected with cross coupler.In the present invention, it is arranged using rotator and rotor connector, realizes that motor delivers power to screw rotor, shorten the transmission chain of submersible screw pump, power d-axis is supported by spring bearing, is guaranteed that the operating of power d-axis is stablized, is improved the transmission efficiency of motor vertical.
Description
Technical field
The present invention relates to submersible screw pump field more particularly to a kind of direct driving type electric oil-immerseds.
Background technique
Electric oil submerged screw pump be in recent years as the special equipment for effectively exploiting thick oil underground well in petroleum industry, it is electronic latent
Screwrod pump has that applied widely, anti-sand ability is strong, work efficiency is high and good reliability etc. is special compared with oil-submersible centrifugal pump
Point, screw pump are positive displacement pump, and runner is simple and short, and area of passage is big, oil stream disturbance it is small, can in high viscosity oil with compared with
High efficiency work, electric oil submerged screw pump sand content and is hanged suitable for using higher sand content well with centrifugal pump compared with
Floating object is calculated by volume is no more than 3 percent, compared with ground driving type screw pump, due to eliminating oil pumping drive rod, thus
It avoids bar tripping, fracture and depth of falling well and using the limitation suffered by inclined shaft, electric oil submerged screw pump transmission chain is short,
The good pump efficiency of energy-saving effect is high, and electric oil submerged screw pump working speed is low, detent torque with higher, and electric oil submerged screw pump is suitable
For inclined shaft, horizontal well, especially suitable for offshore platform, operation and maintenance is simple, and operating cost is low.
The transmission chain length of existing submersible screw pump, the transmission efficiency of motor is low, and brake structure is rubbed using lubricating oil reduction
Power is wiped, is easily broken down using time length, increases maintenance cost.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, and a kind of direct drive electric latent oil proposed
Screw pump.
To achieve the goals above, present invention employs following technical solutions: a kind of direct driving type electric oil-immersed, packet
Screw rod pump case is included, one end of the screw rod pump case is fixedly connected with circular hole net import, and the screw rod pump case is far from circular hole net import
One end be equipped with external circuits box, the screw rod pump case offers pipe outlet close to the one end side of external circuits box, described
Motor external connection is connected on the inside of external circuits box, the motor external connection is connected with vertically far from one end of external circuits box
Motor, the outer surface of the motor vertical are socketed with capsul, and the inside of the motor vertical is serially connected with machine shaft, the electricity
One end of machine shaft is fixedly connected with cross coupler, and the cross coupler is fixedly connected with dynamic far from the side of machine shaft
Power d-axis, the side surface of the power d-axis are socketed with spring bearing, and side of the power d-axis far from cross coupler is solid
Surely it is connected with rotator, the rotator is rotatably connected to rotor connector far from the side of cross coupler, and the rotor connects
It connects device and is rotatably connected to screw rotor far from the side of cross coupler, it is fixed that the outer surface of the screw rotor is socketed with screw rod
Son.
It is as above-mentioned technical proposal to further describe:
The motor vertical and power d-axis are arranged at the inner cavity of capsul, and power d-axis and machine shaft are arranged same
In vertical line.
It is as above-mentioned technical proposal to further describe:
The outer surface of the spring bearing is fixed on the inner cavity of capsul, the fixed axis for being serially connected in power d-axis of inner surface
Face.
It is as above-mentioned technical proposal to further describe:
The two sides of the rotor connector are chimeric a bearing, and the inner surface of bearing has been respectively fixedly connected with rotator
And screw rotor, the rotation center of the screw rotor and the rotation center of rotator are on same straight line.
It is as above-mentioned technical proposal to further describe:
The screw stator is fixedly connected on the inside of screw rod pump case, and the screw rotor can be returned in the inner cavity of screw stator
Transhipment is dynamic.
It is as above-mentioned technical proposal to further describe:
The side of the circular hole net import is uniformly provided with several circular holes, and the diameter of circular hole is 20 millimeters.
It is as above-mentioned technical proposal to further describe:
The inside of screw rod pump case is arranged in the capsul, and a laminar flow chamber is equipped between capsul and screw rod pump case, described
Flow cavity is communicated with the import of circular hole net, the inner cavity of screw stator and pipe outlet.
In the present invention, it is arranged using rotator and rotor connector, realizes that motor delivers power to screw rotor, shorten
The transmission chain of submersible screw pump, power d-axis are supported by spring bearing, are guaranteed that the operating of power d-axis is stablized, are improved vertical electricity
The transmission efficiency of machine, brake structure are arranged at the inside of capsul, guarantee brake structure cleaning, and freedom from repairs lengthens electronic latent
The service life of screwrod pump reduces the production cost of enterprise, and transmission efficiency of the present invention is high, and operating is stablized, and is worthy to be popularized.
Detailed description of the invention
Fig. 1 is a kind of front view of direct driving type electric oil-immersed proposed by the present invention；
Fig. 2 is a kind of sectional view of direct driving type electric oil-immersed proposed by the present invention；
Fig. 3 is the partial enlarged view of Fig. 2-A.
Marginal data:
1, screw rod pump case；2, screw stator；3, circular hole net import；4, pipe outlet；5, external circuits box；6, motor external connection；
7, motor vertical；8, machine shaft；9, cross coupler；10, power d-axis；11, rotator；12, rotor connector；13, spiral shell
Bar rotor；14, spring bearing；15, capsul.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention；Term " first ", " second ", " third "
It is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance；In addition, unless otherwise specific regulation and limit
Fixed, term " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, be also possible to detachably connect
It connects, or is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediate matchmaker can also be passed through
Jie is indirectly connected, and can be the connection inside two elements.It for the ordinary skill in the art, can be with concrete condition
Understand the concrete meaning of above-mentioned term in the present invention.
Referring to Fig.1-3, a kind of direct driving type electric oil-immersed, including screw rod pump case 1, one end of screw rod pump case 1 are fixed
It is connected with circular hole net import 3, screw rod pump case 1 is equipped with external circuits box 5 far from one end of circular hole net import 3, and screw rod pump case 1 is close
The one end side of external circuits box 5 offers pipe outlet 4, and the inside of external circuits box 5 is connected with motor external connection 6, motor
External connection 6 is connected with motor vertical 7 far from one end of external circuits box 5, and the outer surface of motor vertical 7 is socketed with capsul 15,
The inside of motor vertical 7 is serially connected with machine shaft 8, and one end of machine shaft 8 is fixedly connected with cross coupler 9, cross shaft coupling
Device 9 is fixedly connected with dynamic d-axis 10 far from the side of machine shaft 8, and the side surface of power d-axis 10 is socketed with spring bearing
14, power d-axis 10 is fixedly connected with rotator 11 far from the side of cross coupler 9, and rotator 11 is far from cross coupler 9
Side be rotatably connected to rotor connector 12, rotor connector 12 is rotatably connected to screw rod far from the side of cross coupler 9
Rotor 13, the outer surface of screw rotor 13 are socketed with screw stator 2.
Motor vertical 7 and power d-axis 10 are arranged at the inner cavity of capsul 15, and power d-axis 10 and machine shaft 8 are set
It sets in same vertical line, guarantees that the power of motor vertical 7 can be stablized and be transferred to power d-axis 10, spring bearing 14
Outer surface is fixed on the inner cavity of capsul 15, and the fixed axial plane for being serially connected in power d-axis 10 of inner surface guarantees power d-axis
10 operatings are stablized, and the frictional force of power d-axis 10 is reduced, and the two sides of rotor connector 12, which are fitted into, a bearing, and bearing
Inner surface has been respectively fixedly connected with rotator 11 and screw rotor 13, the rotation of the rotation center and rotator 11 of screw rotor 13
Turn center on same straight line, guarantee that power can be inputted screw rotor 13 by rotor connector 12 by power d-axis 10,
Screw stator 2 is fixedly connected on the inside of screw rod pump case 1, and screw rotor 13 can make rotary motion in the inner cavity of screw stator 2,
Guarantee that circulating liquid can be delivered to pipe outlet 4 from circular hole net import 3 by screw stator 2, the side of circular hole net import 3 is uniform
Several circular holes are offered, and the diameter of circular hole is 20 millimeters, the biggish solid of filtration volume guarantees submersible screw pump operating stream
Freely, the inside of screw rod pump case 1 is arranged in capsul 15, and a laminar flow chamber is equipped between capsul 15 and screw rod pump case 1, flowing
Chamber is communicated with circular hole net import 3, the inner cavity of screw stator 2 and pipe outlet 4, makes the motor vertical 7, ten inside submersible screw pump
Word shaft coupling 9 and power d-axis 10 and working environment completely cut off, and guarantee that working fluid can be transmitted to pipeline from circular hole net import 3 and go out
Mouth 4.
Working principle: when this kind of direct driving type electric oil-immersed operates, electric energy is passed through electricity by external circuits box 5
Machine external connection 6 is conveyed to motor vertical 7, and motor vertical 7 converts electrical energy into power transmission to cross coupler 9, cross shaft coupling
Power is defeated by power d-axis 10 by device 9, and power is input to screw rotor 13, screw rod by rotor connector 12 by power d-axis 10
Rotor 13 enters the inner cavity of screw stator 2 from circular hole net import 3 in the star-like revolution in the inner cavity of screw stator 2, working fluid, finally
It is discharged from pipe outlet 4, completes transportational process.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features,
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (7)
1. a kind of direct driving type electric oil-immersed, including screw rod pump case (1), which is characterized in that the one of the screw rod pump case (1)
End is fixedly connected with circular hole net import (3), and the screw rod pump case (1) is equipped with external circuits far from one end of circular hole net import (3)
Box (5), one end side of the screw rod pump case (1) close to external circuits box (5) offer pipe outlet (4), the external electricity
It is connected on the inside of road box (5) motor external connection (6), the motor external connection (6) connects far from the one end of external circuits box (5)
Have motor vertical (7), the outer surface of the motor vertical (7) is socketed with capsul (15), the inside string of the motor vertical (7)
It is connected to machine shaft (8), one end of the machine shaft (8) is fixedly connected with cross coupler (9), the cross coupler
(9) side far from machine shaft (8) is fixedly connected dynamic d-axis (10), and the side surface of the power d-axis (10) is socketed with
Spring bearing (14), the power d-axis (10) is fixedly connected with rotator (11) far from the side of cross coupler (9), described
Rotator (11) is rotatably connected to rotor connector (12) far from the side of cross coupler (9), the rotor connector (12)
Side far from cross coupler (9) is rotatably connected to screw rotor (13), and the outer surface of the screw rotor (13) is socketed with
Screw stator (2).
2. a kind of direct driving type electric oil-immersed according to claim 1, which is characterized in that the motor vertical (7)
The inner cavity of capsul (15) is arranged at power d-axis (10), and power d-axis (10) and machine shaft (8) are arranged same
In vertical line.
3. a kind of direct driving type electric oil-immersed according to claim 1, which is characterized in that the spring bearing (14)
Outer surface be fixed on the inner cavities of capsul (15), the fixed axial plane for being serially connected in power d-axis (10) of inner surface.
4. a kind of direct driving type electric oil-immersed according to claim 1, which is characterized in that the rotor connector
(12) two sides are chimeric a bearing, and the inner surface of bearing has been respectively fixedly connected with rotator (11) and screw rotor
(13), the rotation center of the screw rotor (13) and the rotation center of rotator (11) are on same straight line.
5. a kind of direct driving type electric oil-immersed according to claim 1, which is characterized in that the screw stator (2)
It is fixedly connected on the inside of screw rod pump case (1), the screw rotor (13) can make revolution fortune in the inner cavity of screw stator (2)
It is dynamic.
6. a kind of direct driving type electric oil-immersed according to claim 1, which is characterized in that the circular hole net import
(3) side is uniformly provided with several circular holes, and the diameter of circular hole is 20 millimeters.
7. a kind of direct driving type electric oil-immersed according to claim 1, which is characterized in that the capsul (15) sets
The inside in screw rod pump case (1) is set, and is equipped with a laminar flow chamber, the flow cavity between capsul (15) and screw rod pump case (1)
It is communicated with circular hole net import (3), the inner cavity of screw stator (2) and pipe outlet (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811592226.XA CN109611328A (en) | 2018-12-25 | 2018-12-25 | A kind of direct driving type electric oil-immersed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811592226.XA CN109611328A (en) | 2018-12-25 | 2018-12-25 | A kind of direct driving type electric oil-immersed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109611328A true CN109611328A (en) | 2019-04-12 |
Family
ID=66011479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811592226.XA Pending CN109611328A (en) | 2018-12-25 | 2018-12-25 | A kind of direct driving type electric oil-immersed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109611328A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3802803A (en) * | 1971-10-13 | 1974-04-09 | A Bogdanov | Submersible screw pump |
| GB1546478A (en) * | 1975-05-01 | 1979-05-23 | Clark W | Hydraulic motor or pump |
| WO2016037449A1 (en) * | 2014-09-09 | 2016-03-17 | 赵锡寰 | Submersible oil well pump unit having downhole drive conversion apparatus |
| CN106194720A (en) * | 2016-09-08 | 2016-12-07 | 泉州惠安博派信息技术有限公司 | A kind of double-function electric submersible screw pump being provided with reverse-rotation preventing function |
| CN107740683A (en) * | 2017-11-17 | 2018-02-27 | 中国石油化工股份有限公司江汉油田分公司石油工程技术研究院 | A kind of electric submersible pump mining device for adapting to coiled tubing completion |
-
2018
- 2018-12-25 CN CN201811592226.XA patent/CN109611328A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3802803A (en) * | 1971-10-13 | 1974-04-09 | A Bogdanov | Submersible screw pump |
| GB1546478A (en) * | 1975-05-01 | 1979-05-23 | Clark W | Hydraulic motor or pump |
| WO2016037449A1 (en) * | 2014-09-09 | 2016-03-17 | 赵锡寰 | Submersible oil well pump unit having downhole drive conversion apparatus |
| CN106194720A (en) * | 2016-09-08 | 2016-12-07 | 泉州惠安博派信息技术有限公司 | A kind of double-function electric submersible screw pump being provided with reverse-rotation preventing function |
| CN107740683A (en) * | 2017-11-17 | 2018-02-27 | 中国石油化工股份有限公司江汉油田分公司石油工程技术研究院 | A kind of electric submersible pump mining device for adapting to coiled tubing completion |
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Application publication date: 20190412 |
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