CN218439700U - Novel oil-submersible deep well oil pump - Google Patents
Novel oil-submersible deep well oil pump Download PDFInfo
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- CN218439700U CN218439700U CN202220371807.6U CN202220371807U CN218439700U CN 218439700 U CN218439700 U CN 218439700U CN 202220371807 U CN202220371807 U CN 202220371807U CN 218439700 U CN218439700 U CN 218439700U
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Abstract
The utility model discloses a novel oil-submersible deep well oil pump, which comprises a motor, wherein one end of the motor is communicated with a balancer used for balancing the pressure of an inner cavity and an outer cavity of the motor, and the other end of the motor is connected with a protector, and the protector comprises a shell, an outer sleeve, a bearing, an inner sleeve and a transmission shaft; the shell is connected with a pump body through a connecting seat, the bearing is arranged between the outer sleeve and the inner sleeve, the transmission shaft is arranged inside the inner sleeve, one end of the transmission shaft is fixedly connected with an output shaft of the motor through a coupler, and the other end of the transmission shaft is connected with the gear mechanism. The utility model provides a pair of novel oil-submersible deep well oil-well pump, it is small, efficient, it is energy-conserving effectual, effectively reduced the degree of wear of transmission shaft, prolonged the device's life, extensively be applicable to the exploitation of each big oil field height gas-containing, high viscous crude, high temperature, straight well, inclined shaft, horizontal well, the little discharge of specially adapted is taken out deeply.
Description
Technical Field
The utility model relates to an oil recovery machinery technical field especially relates to a novel oil-submersible deep well oil-well pump.
Background
The oil pump is an underground device which is driven by an oil pumping machine to lift underground crude oil to the ground, and mainly comprises a pump cylinder, a plunger, a suction valve, a discharge valve and the like. Compared with other mechanical lifting devices, the oil well pump has the advantages of simple structure, high strength, long service life and the like, can meet the requirements of different oil well liquid discharge amounts, has strong adaptability, and is widely used in various oil fields.
Although the production process and the working principle adopted by the existing various oil field oil well pumps are different, the following defects generally exist: the equipment is huge, the pipe rod is longer, the pipe rod is seriously abraded, the service life is short, the oil extraction power consumption is large, the efficiency is low and the like. In view of this, the present invention provides a novel oil-submersible deep well pump to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a novel oil-submersible deep well oil-well pump, small, efficient, energy-conserving effectual has effectively reduced the degree of wear of transmission shaft, has prolonged the device's life, extensively is applicable to the exploitation of each big oil field height gas-bearing, high viscous crude, high temperature, straight well, inclined shaft, horizontal well, is particularly suitable for the low discharge and takes out deeply.
In order to achieve the above object, the present invention provides the following technical solutions: a novel oil-submersible deep well oil pump comprises a motor, wherein one end of the motor is communicated with a balancer used for balancing the pressure of an inner chamber and an outer chamber of the motor, the other end of the motor is connected with a protector, and the protector comprises a shell, an outer sleeve, a bearing, an inner sleeve and a transmission shaft;
the shell is connected with a pump body through a connecting seat, the bearing is arranged between the outer sleeve and the inner sleeve, the transmission shaft is arranged inside the inner sleeve, one end of the transmission shaft is fixedly connected with an output shaft of the motor through a coupler, and the other end of the transmission shaft is connected with a gear mechanism;
the gear mechanism is a driving gear and a driven gear which are mutually perpendicular and meshed and connected, the driven gear is arranged on an eccentric shaft, a plunger is arranged on one side of the eccentric shaft and connected with a pump body, a diaphragm is arranged on one side of the pump body, the pump body is communicated with a suction inlet and a discharge outlet, and the discharge outlet is communicated with a pipeline.
By adopting the scheme, the driving gear is arranged on the transmission shaft, the motor drives the output shaft, the coupler, the transmission shaft and the driving gear to rotate, the driven gear and the eccentric shaft rotate along with the transmission shaft, so that the plunger makes reciprocating motion, liquid outside the diaphragm makes reciprocating motion along with the diaphragm, when the plunger moves rightwards, the discharge port is closed, the suction port is opened to suck the liquid, when the plunger moves leftwards, the suction port is closed, the discharge port is opened, the liquid is discharged from the pipeline to finish primary liquid lifting, and the driving gear and the driven gear which are mutually vertically meshed and connected are adopted to convert the rotary motion of the eccentric shaft into the reciprocating linear motion of the plunger, so that the working efficiency and the energy-saving effect are improved;
the balancer that sets up can balance inside and outside cavity pressure, prevents simultaneously that well liquid from getting into the motor, thereby can protect the motor, the bearing of setting can right and undertake the partial axial force of transmission shaft, thereby alleviate the degree of wear of transmission shaft, the device's life has been prolonged, this deep well oil-well pump structure of diving is small, and is efficient, energy-conserving effectual, extensively be applicable to the exploitation of each big oil field height gas-containing, high viscous crude, high temperature, straight well, inclined shaft, horizontal well, be particularly suitable for the low discharge deep pumping.
Furthermore, the protector also comprises an impurity preventing mechanism for preventing particles generated during the operation of the motor from entering the motor.
Furthermore, the impurity preventing mechanism comprises a cavity, a sedimentation pipe and a sediment cavity, wherein the cavity, the sedimentation pipe and the sediment cavity are sequentially communicated, and the cavity is of a labyrinth structure.
Adopt above-mentioned scheme, the metal accessories wearing and tearing in the pump body when the motor operates, the tiny granule of production gets into inside then can cause the motor to damage the motor, and the impurity that produces when the motor operates can be made to cavity, sedimentation pipe and sediment chamber that set up gets into in the cavity, then gets into in the sediment intracavity through sedimentation pipe, makes inside the unable direct motor that gets into of impurity, has effectively prevented the motor from damaging.
Further, the driving gear and the driven gear are both bevel gears.
Further, the diaphragm is made of nitrile rubber or fluororubber.
Further, the motor and the balancer are connected through threads, and the motor and the protector are connected through threads.
Compared with the prior art, the utility model discloses following beneficial effect has:
(1) The driving gear and the driven gear which are mutually perpendicular and meshed for connection are adopted to convert the rotary motion of the eccentric shaft into the reciprocating linear motion of the plunger, so that the working efficiency and the energy-saving effect are improved.
(2) The balancer that sets up can balance interior outer cavity pressure, prevents well liquid entering motor simultaneously to can protect the motor, the bearing that sets up can right and undertake the partial axial force of transmission shaft, thereby alleviates the degree of wear of transmission shaft, has prolonged the device's life.
(3) The cavity, the sedimentation pipe and the sediment chamber that set up can make the impurity that the motor produced when moving get into in the cavity, then get into the sediment intracavity through the sedimentation pipe, make inside impurity can't directly get into the motor, have effectively prevented that the motor from damaging.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a partially enlarged view of fig. 1.
In the figure: 1. a balancer; 2. a motor; 3. a pipeline; 4. a suction inlet; 5. an outlet port; 6. a diaphragm; 7. a connecting seat; 8. a coupling; 9. a protector; 91. a housing; 92. a jacket; 93. a bearing; 94. an inner sleeve; 95. a drive shaft; 96. a cavity; 97. a settling tube; 98. a sediment chamber; 10. a driving gear; 11. a driven gear; 12. an eccentric shaft; 13. a plunger; 14. and a pump body.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the utility model provides a novel oil-submersible deep well oil pump, which comprises a motor 2, one end of the motor 2 is communicated with a balancer 1 for balancing the pressure of the inner and outer chambers, the other end is connected with a protector 9, the protector 9 comprises a shell 91, an outer sleeve 92, a bearing 93, an inner sleeve 94 and a transmission shaft 95;
the shell 91 is connected with the pump body 14 through the connecting seat 7, the bearing 93 is arranged between the outer sleeve 92 and the inner sleeve 94, the transmission shaft 95 is arranged inside the inner sleeve 94, one end of the transmission shaft is fixedly connected with the output shaft of the motor 2 through the coupler 8, and the other end of the transmission shaft is connected with the gear mechanism;
the gear mechanism is a driving gear 10 and a driven gear 11 which are vertically engaged with each other, the driven gear 11 is arranged on an eccentric shaft 12, a plunger 13 is arranged on one side of the eccentric shaft 12, the plunger 13 is connected with a pump body 14, a diaphragm 6 is arranged on one side of the pump body 14, the pump body 14 is communicated with a suction port 4 and a discharge port 5, and the discharge port 5 is communicated with a pipeline 3.
The driving gear 10 is arranged on the transmission shaft 95, the motor 2 drives an output shaft of the motor, the coupler 8, the transmission shaft 95 and the driving gear 10 to rotate, the driven gear 11 and the eccentric shaft 12 rotate along with the plunger 13 to make the plunger 13 do reciprocating motion, liquid outside the diaphragm 6 does reciprocating motion along with the diaphragm 6, when the plunger 13 moves rightwards, the exhaust port 5 is closed, the suction port 4 is opened to suck the liquid, when the plunger 13 moves leftwards, the suction port 4 is closed, the exhaust port 5 is opened, the liquid is discharged from the pipeline 3 to finish primary liquid lifting, the driving gear 10 and the driven gear 11 which are mutually vertically meshed and connected are adopted to convert the rotary motion of the eccentric shaft 12 into the reciprocating linear motion of the plunger 13, and therefore the working efficiency and the energy-saving effect are improved;
the balancer 1 that sets up can balance inside and outside cavity pressure, prevent well liquid entering motor 2 simultaneously, thereby can protect motor 2, the bearing 93 that sets up can right and bear the partial axial force of transmission shaft 95, thereby alleviate the degree of wear of transmission shaft 95, the life of the device has been prolonged, this deep oil well pump structure of diving is small, high efficiency, energy-conserving effectual, the exploitation of the high gas content of each big oil field, high viscous crude, high temperature, straight well, inclined shaft, horizontal well is extensively applicable to, be particularly suitable for little discharge deep pumping.
The protector 9 further includes a foreign substance prevention mechanism for preventing particles generated when the motor 2 is operated from entering the inside of the motor 2.
The impurity preventing mechanism comprises a cavity 96, a sedimentation pipe 97 and a sediment cavity 98, the cavity 96, the sedimentation pipe 97 and the sediment cavity 98 are communicated in sequence, and the cavity 96 adopts a labyrinth structure.
Metal accessories in the pump body 14 is abraded when the motor 2 operates, the generated tiny particles enter the motor 2, the motor 2 is damaged, the arranged cavity 96, the settling tube 97 and the sediment cavity 98 can enable impurities generated when the motor 2 operates to enter the cavity 96, then the impurities enter the sediment cavity 98 through the settling tube 97, the impurities can not directly enter the motor 2, and the motor 2 is effectively prevented from being damaged.
The driving gear 10 and the driven gear 11 are both bevel gears.
The diaphragm 6 is made of nitrile rubber or fluororubber.
The motor 2 is connected with the balancer 1 through screw threads, and the motor 2 is connected with the protector 9 through screw threads.
The working principle is as follows: the motor 2 drives an output shaft, a coupler 8, a transmission shaft 95 and a driving gear 10 of the motor to rotate, a driven gear 11 and an eccentric shaft 12 rotate along with the motor, so that a plunger 13 reciprocates, liquid outside the diaphragm 6 reciprocates along with the diaphragm 6, when the plunger 13 moves rightwards, a discharge port 5 is closed, a suction port 4 is opened, the liquid is sucked, when the plunger 13 moves leftwards, the suction port 4 is closed, the discharge port 5 is opened, the liquid is discharged from a pipeline 3, and primary liquid lifting is completed;
the driving gear 10 and the driven gear 11 which are vertically engaged with each other are adopted to convert the rotary motion of the eccentric shaft 12 into the reciprocating linear motion of the plunger 13, thereby improving the working efficiency and the energy-saving effect;
the balancer 1 can balance the pressure of the inner chamber and the pressure of the outer chamber, well liquid is prevented from entering the motor 2, the motor 2 can be protected, and the bearing 93 can centralize and bear part of axial force of the transmission shaft 95, so that the abrasion degree of the transmission shaft 95 is reduced;
the metal accessories in the pump body 14 when motor 2 operates wearing and tearing, the tiny particle that produces gets into inside then can cause motor 2 to damage of motor 2, and the cavity 96, sedimentation pipe 97 and sediment chamber 98 that set up can make in the impurity entering cavity 96 that motor 2 produced when operating, then get into sediment chamber 98 through sedimentation pipe 97 in, make impurity can't directly get into inside motor 2, have effectively prevented motor 2 from damaging, so prolonged the device's life.
The oil-well pump structure of the oil-submersible deep well has small volume, high efficiency and good energy-saving effect, is widely suitable for the exploitation of high gas content, high thick oil, high temperature, vertical well, inclined well and horizontal well of various large oil fields, and is particularly suitable for low-flow deep pumping.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes may be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The novel submersible deep well oil pump is characterized by comprising a motor (2), wherein one end of the motor (2) is communicated with a balancer (1) for balancing the pressure of an inner cavity and an outer cavity of the motor, the other end of the motor is connected with a protector (9), and the protector (9) comprises a shell (91), an outer sleeve (92), a bearing (93), an inner sleeve (94) and a transmission shaft (95);
the shell (91) is connected with a pump body (14) through a connecting seat (7), the bearing (93) is arranged between the outer sleeve (92) and the inner sleeve (94), the transmission shaft (95) is arranged inside the inner sleeve (94), one end of the transmission shaft is fixedly connected with an output shaft of the motor (2) through a coupler (8), and the other end of the transmission shaft is connected with a gear mechanism;
the gear mechanism comprises a driving gear (10) and a driven gear (11) which are vertically meshed and connected with each other, the driven gear (11) is arranged on an eccentric shaft (12), a plunger (13) is arranged on one side of the eccentric shaft (12), the plunger (13) is connected with a pump body (14), a diaphragm (6) is arranged on one side of the pump body (14), the pump body (14) is communicated with a suction inlet (4) and a discharge outlet (5), and the discharge outlet (5) is communicated with a pipeline (3).
2. The novel submersible deep well oil pump according to claim 1, characterized in that the protector (9) further comprises an impurity prevention mechanism for preventing particles generated during the operation of the motor (2) from entering the motor (2).
3. The novel submersible deep well oil pump according to claim 2, characterized in that the impurity preventing mechanism comprises a cavity (96), a settling tube (97) and a sediment chamber (98), the cavity (96), the settling tube (97) and the sediment chamber (98) are sequentially communicated, and the cavity (96) adopts a labyrinth structure.
4. The new submersible deep well pump according to claim 1, characterized by that, the driving gear (10) and the driven gear (11) are conical gears.
5. The new submersible deep well pump according to claim 1, characterized by that the diaphragm (6) is made of nitrile rubber or fluoro rubber.
6. The novel submersible deep well pump according to claim 1, characterized in that the motor (2) and the balancer (1) are connected by a screw thread, and the motor (2) and the protector (9) are connected by a screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220371807.6U CN218439700U (en) | 2022-02-23 | 2022-02-23 | Novel oil-submersible deep well oil pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220371807.6U CN218439700U (en) | 2022-02-23 | 2022-02-23 | Novel oil-submersible deep well oil pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218439700U true CN218439700U (en) | 2023-02-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220371807.6U Active CN218439700U (en) | 2022-02-23 | 2022-02-23 | Novel oil-submersible deep well oil pump |
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| Country | Link |
|---|---|
| CN (1) | CN218439700U (en) |
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- 2022-02-23 CN CN202220371807.6U patent/CN218439700U/en active Active
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