CN209067462U - A kind of left-handed type rotor submersible screw pump - Google Patents
A kind of left-handed type rotor submersible screw pump Download PDFInfo
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- CN209067462U CN209067462U CN201821474632.1U CN201821474632U CN209067462U CN 209067462 U CN209067462 U CN 209067462U CN 201821474632 U CN201821474632 U CN 201821474632U CN 209067462 U CN209067462 U CN 209067462U
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- screw pump
- shaft coupling
- transmission shaft
- shaft
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Abstract
A kind of left-handed type rotor submersible screw pump, including flowline, submersible motor, transmission shaft shell, transmission shaft, shaft coupling shell, shaft coupling, screw rod pump group and oil inlet screen casing；The screw rod pump group is made of screw pump stator and screw pump rotor, shell, transmission shaft shell, shaft coupling shell, screw pump stator, the oil inlet screen casing of the submersible motor are from top to bottom sequentially connected, output shaft, transmission shaft, shaft coupling and the screw pump rotor of submersible motor are from top to bottom sequentially connected, its special feature is that: left-handed type helical-type line is arranged in the screw pump rotor, and the shaft coupling shell also passes through helicitic texture and connect with flowline.The utility model can save oil tube anchor device, reduce oil gas production equipment amount of parts, reduce oil-gas mining cost.
Description
Technical field
The utility model relates to a kind of left-handed type rotor submersible screw pumps, belong to screw pump technology field.
Background technique
Oil-submersible screw-pump oil production system is one of mechanical oil production model, and with high efficiency, low energy consumption, occupied area is small, pacifies
Dress is convenient, is suitable for the advantages that high viscosity, high sediment concentration oil well operation, the favor by oil-gas mining field.
In the prior art, submersible screw pump mostly uses greatly dextroform rotor, by submersible motor driving screw pump rotor rotation
Mining oil gas is lifted, for stator by dextrad power, the flowline for causing stator to be threadedly coupled with top is easy tripping in the process
Problem also needs that anchor is arranged on flowline thus, increases the amount of parts of oil gas production equipment, increases oil gas
The cost of exploitation.
Utility model content
The utility model provides a kind of left-handed type rotor submersible screw pump, it is intended to which solve that determinant is threadedly coupled with top goes out
Oil pipe tripping problem, reaches and reduces oil gas production equipment amount of parts, reduce the purpose of oil-gas mining cost.
To achieve the above objectives, the present invention adopts the following technical solutions:
A kind of left-handed type rotor submersible screw pump, including flowline, submersible motor, transmission shaft shell, transmission shaft, shaft coupling
Shell, shaft coupling, screw rod pump group and oil inlet screen casing；The transmission shaft is placed in transmission shaft shell, and the shaft coupling is placed in shaft coupling
In device shell, the screw rod pump group is made of screw pump stator and screw pump rotor, shell, the transmission axle housing of the submersible motor
Body, shaft coupling shell, screw pump stator, oil inlet screen casing are from top to bottom sequentially connected, output shaft, transmission shaft, the connection of submersible motor
Axis device and screw pump rotor are from top to bottom sequentially connected, and oil outlet are equipped with above shaft coupling shell, oil liquid is through oil inlet screen casing, spiral shell
Bar pump group enters in shaft coupling shell, then enters flowline through the oil outlet above shaft coupling shell；Its special feature is that: institute
It states screw pump rotor and left-handed type helical-type line is set, the shaft coupling shell also passes through helicitic texture and connect with flowline.
Above-mentioned left-handed type rotor submersible screw pump, the shell of the submersible motor and transmission shaft shell, transmission shaft shell with
It is connected by flange arrangement between shaft coupling shell.
Above-mentioned left-handed type rotor submersible screw pump, the shaft coupling shell and screw pump stator, screw pump stator and oil inlet
It is connected between screen casing by helicitic texture.
Above-mentioned left-handed type rotor submersible screw pump, the submersible motor output shaft, transmission shaft, shaft coupling, screw pump rotor
It is from top to bottom sequentially connected by helicitic texture.
The utility model is a kind of left-handed type rotor submersible screw pump, it can drive left-handed type rotor anti-by submersible motor
To rotating lifting mining oil gas, when screw pump rotor rotates to the right, screw pump stator is avoided and screw rod by left-hand active force
Helicitic texture tripping phenomenon between shaft coupling shell, transmission shaft shell and the flowline that pump stator connects, therefore eliminate oil pipe
Anchor reduces oil gas production equipment amount of parts, reduces oil-gas mining cost.
Detailed description of the invention
Fig. 1 is the utility model structure diagram；
Fig. 2 be I in Fig. 1 at schematic enlarged-scale view；
Fig. 3 be II in Fig. 1 at schematic enlarged-scale view；
Fig. 4 be III in Fig. 1 at schematic enlarged-scale view；
Fig. 5 be IV in Fig. 1 at schematic enlarged-scale view；
Fig. 6 be V in Fig. 1 at schematic enlarged-scale view.
Each list of reference numerals in figure are as follows:
1, flowline, 2, submersible motor, 3, transmission shaft shell, 4, transmission shaft, 5, shaft coupling shell, 5-1, oil outlet, 6,
Shaft coupling, 7, screw pump rotor, 8, screw pump stator, 9, oil inlet screen casing；
L, helicitic texture, F, flange arrangement.
Specific embodiment
With reference to the accompanying drawing and specific embodiment the utility model is described in further detail.
Referring to Fig. 1, Fig. 4, left-handed type rotor submersible screw pump described in the utility model, including flowline 1, latent oil electricity
Machine 2, transmission shaft shell 3, transmission shaft 4, shaft coupling shell 5, shaft coupling 6, screw rod pump group and oil inlet screen casing 9；The transmission shaft 4 is set
In transmission shaft shell 3, the shaft coupling 6 is placed in shaft coupling shell 5, and the screw rod pump group is by screw pump stator 8 and screw rod
Pump rotor 7 forms, shell, transmission shaft shell 3, shaft coupling shell 5, screw pump stator 8, the oil inlet screen casing 9 of the submersible motor 2
It is from top to bottom sequentially connected, output shaft, transmission shaft 4, shaft coupling 6 and the screw pump rotor 7 of submersible motor 2 pass through helicitic texture L
It is from top to bottom sequentially connected, oil outlet 5-1 is equipped with above shaft coupling shell 5, oil liquid enters through oil inlet screen casing 9, screw rod pump group
In shaft coupling shell 5, then the oil outlet 5-1 through 5 top of shaft coupling shell enters flowline 1；Its special feature is that: the spiral shell
Left-handed type helical-type line is arranged in bar pump rotor 7, and the shaft coupling shell 5 is also connect by helicitic texture L with flowline 1.
Referring to Fig. 1, Fig. 2, Fig. 3, left-handed type rotor submersible screw pump described in the utility model, the shell of the submersible motor 2
It is connected by flange arrangement F between body and transmission shaft shell 3, transmission shaft shell 3 and shaft coupling shell 5.
Referring to Fig. 1, Fig. 5, Fig. 6, left-handed type rotor submersible screw pump described in the utility model, the shaft coupling shell 5 with
It is connected between screw pump stator 8, screw pump stator 8 and oil inlet screen casing 9 by helicitic texture L.
Referring to Fig. 1 to Fig. 6, the utility model is a kind of left-handed type rotor submersible screw pump, it can be driven by submersible motor 2
Move left-handed type screw pump rotor 7 and reversely rotate lifting mining oil gas, when screw pump rotor 7 rotates to the right, screw pump stator 8 by
Left-hand active force avoids screw thread between the shaft coupling shell 5 connecting with screw pump stator 8, transmission shaft shell 3 and flowline 1
Structure L tripping phenomenon, therefore oil tube anchor device is eliminated, reduce oil gas production equipment amount of parts, reduces oil gas and open
Adopt cost.
Claims (4)
1. a kind of left-handed type rotor submersible screw pump, including flowline (1), submersible motor (2), transmission shaft shell (3), transmission shaft
(4), shaft coupling shell (5), shaft coupling (6), screw rod pump group and oil inlet screen casing (9)；The transmission shaft (4) is placed in transmission shaft shell
(3) in, the shaft coupling (6) is placed in shaft coupling shell (5), and the screw rod pump group is turned by screw pump stator (8) and screw pump
Sub (7) composition, the shell of the submersible motor (2), transmission shaft shell (3), shaft coupling shell (5), screw pump stator (8), into
Oil screen pipe (9) is from top to bottom sequentially connected, output shaft, transmission shaft (4), shaft coupling (6) and the screw pump rotor of submersible motor (2)
(7) it is from top to bottom sequentially connected, is equipped with oil outlet (5-1) above shaft coupling shell (5), oil liquid is through oil inlet screen casing (9), screw rod
Pump group enters in shaft coupling shell (5), then enters flowline (1) through the oil outlet (5-1) above shaft coupling shell (5)；It is special
Sign is, the screw pump rotor (7) is arranged left-handed type helical-type line, the shaft coupling shell (5) also by helicitic texture (L) with
Flowline (1) connection.
2. left-handed type rotor submersible screw pump according to claim 1, characterized in that the shell of the submersible motor (2)
It is connect by flange arrangement (F) between transmission shaft shell (3), transmission shaft shell (3) and shaft coupling shell (5).
3. left-handed type rotor submersible screw pump according to claim 2, characterized in that the shaft coupling shell (5) and spiral shell
It is connect between bar pump stator (8), screw pump stator (8) and oil inlet screen casing (9) by helicitic texture (L).
4. left-handed type rotor submersible screw pump according to claim 3, characterized in that the output of the submersible motor (2)
Axis, transmission shaft (4), shaft coupling (6), screw pump rotor (7) are from top to bottom sequentially connected by helicitic texture (L).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821474632.1U CN209067462U (en) | 2018-09-10 | 2018-09-10 | A kind of left-handed type rotor submersible screw pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821474632.1U CN209067462U (en) | 2018-09-10 | 2018-09-10 | A kind of left-handed type rotor submersible screw pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209067462U true CN209067462U (en) | 2019-07-05 |
Family
ID=67092077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821474632.1U Active CN209067462U (en) | 2018-09-10 | 2018-09-10 | A kind of left-handed type rotor submersible screw pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209067462U (en) |
-
2018
- 2018-09-10 CN CN201821474632.1U patent/CN209067462U/en active Active
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