CN211448629U - Improved V-shaped bidirectional electric control oil pumping machine - Google Patents

Improved V-shaped bidirectional electric control oil pumping machine Download PDF

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CN211448629U
CN211448629U CN201922373752.3U CN201922373752U CN211448629U CN 211448629 U CN211448629 U CN 211448629U CN 201922373752 U CN201922373752 U CN 201922373752U CN 211448629 U CN211448629 U CN 211448629U
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friction wheel
transmission
main friction
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吴葆辰
单连红
蔡兰田
孙广利
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Abstract

The utility model relates to an oil field oil pumping machine technical field, in particular to two-way automatically controlled beam-pumping unit of improved generation V type to solve the two-way automatically controlled beam-pumping unit of V type inefficiency among the prior art, the oil recovery still has the technological problem that can promote the space. The power transmission system is used for transmitting the main friction wheel and realizes the reversing of the transmission main friction wheel according to the stroke of the improved V-shaped bidirectional electric control oil pumping machine; the main friction wheel can drive transmission mechanisms which are symmetrical at the two sides and can keep relative balance; one group of hanging parts is correspondingly connected with any one group of transmission mechanisms; the transmission mechanism and the corresponding hanger form a transmission pair which is relatively balanced and can move up and down; when the power transmission system transmits the main friction wheel to enable the group of transmission mechanisms and the group of hangers to reach a limit position, the transmission system and the transmission main friction wheel can be in the limit position, and the transmission actions of the power transmission system and the transmission main friction wheel can be stopped within a preset time, so that the device has the characteristics of oil pumping quantity improvement, stable operation, low failure rate and the like.

Description

Improved V-shaped bidirectional electric control oil pumping machine
Technical Field
The utility model relates to an oil field oil pumping machine technical field, in particular to two-way automatically controlled beam-pumping unit of improved generation V type.
Background
In the technical field of oil extraction in oil fields, the traditional crank rocker type pumping unit, commonly known as a head knocking machine, has been developed for 200 years, and the defects are mainly reflected as follows: energy is not saved, the power consumption is large, the power consumption is 55kwh, the power consumption is 1320kw every 24 hours when the working well depth is 2000 meters, the yield is about 72 barrels, and the power consumption is 200 liters; the method has the advantages of no emission reduction, well mouth plugging failure in every 1000 hours on average, more attachments of the sucker rod during maintenance, high maintenance cost, 15 working days which are consumed on average during maintenance, and additional pollution sources generated during maintenance.
Along with the continuous renewal of oil production equipment, above-mentioned problem improves to some extent gradually, for example china utility model patent, patent number cn200920094982.x this utility model relates to a two-way automatically controlled beam-pumping unit of V type, by pumping frame, a pedestal, including a motor, an end cap, a controller, and a cover plate, the friction pulley mechanism, control box and traction card constitute, pumping frame articulates on the base for V type structure, its top is equipped with the drive wheel, friction pulley mechanism device is in the centre of V type pumping frame, the both sides of friction pulley mechanism are equipped with adjustable guide pulley group respectively, the both ends of well rope all are equipped with the traction card, well rope twines in proper order at the drive wheel, guide pulley group, drive mechanism, guide pulley group and drive wheel constitute symmetry, balanced upper and lower moving. The utility model discloses a provide technical scheme can effectual increase oil pumping volume to along with the improvement of its oil pumping volume, well head shut-in failure also improves thereupon, because the fault rate is low, does not have the spare part that needs frequent maintenance, and has better extraction effect to the viscous oil that the viscosity is high, and then because the emission pollution that reasons such as maintenance, trouble caused is also lower relatively, but its power consumptive power is great, still has the modified space.
In addition, in the current trend, the efficiency and oil production of the V-shaped bidirectional electric control pumping unit still need to be improved to further improve the oil production.
SUMMERY OF THE UTILITY MODEL
The utility model discloses solve the two-way automatically controlled beam-pumping unit of V type inefficiency among the prior art, the oil recovery still has the technological problem that can promote the space, provides a two-way automatically controlled beam-pumping unit of improved generation V type.
In order to solve the technical problem, the technical scheme of the utility model is specifically as follows:
an improved V-shaped bidirectional electric control pumping unit, comprising:
the power transmission system is used for transmitting the main friction wheel and realizing the reversing of the transmission main friction wheel according to the stroke of the improved V-shaped bidirectional electric control oil pumping machine;
the main friction wheel can drive transmission mechanisms which are symmetrical at two sides and can keep relative balance;
the transmission mechanism of any one group is correspondingly connected with one group of the hangers;
the transmission mechanism and the corresponding hanger form a transmission pair which is relatively balanced and can move up and down;
when the power transmission system transmits the main friction wheel so that one group of the transmission mechanism and one group of the hanging ropes reach an extreme position, the power transmission system and the transmission main friction wheel can be in the extreme position, and the transmission actions of the power transmission system and the transmission main friction wheel can be stopped within a preset time.
Specifically, the preset time ranges from 0.5 seconds to 3 seconds.
Specifically, the preset time is 3 seconds.
Specifically, the power transmission system includes:
a combined reluctance motor;
the output end of the combined reluctance motor is in transmission connection with the speed reducer, and the output end of the speed reducer is in transmission connection with the main friction wheel;
and the control system controls the combined reluctance motor based on a solidified program and controls the combined reluctance motor according to the preset stroke of the improved V-shaped bidirectional electric control pumping unit.
Specifically, the control system is based on a curing program comprising:
a torque control module to control a magnitude of the combined reluctance motor torque;
the power transmission system transmits the main friction wheel so that the preset stroke is formed when one group of the transmission mechanism and one group of the hanger reach a limit position.
Specifically, the torque control module controls the combined reluctance motor to reach a preset torque that causes the driveline and the drive main friction wheel to stall for a preset time anywhere between.sec and sec.
The utility model discloses following beneficial effect has:
firstly, energy consumption can be effectively saved;
secondly, the oil pumping amount can be effectively improved;
thirdly, the operation is stable, the noise is low, no vibration exists, and frequent well plugging cannot occur;
fourthly, the failure rate is low, and the service life of the equipment is obviously prolonged.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic diagram of a V-shaped bidirectional electrically controlled pumping unit in the prior art;
FIG. 2 is another schematic diagram of a prior art V-type bidirectional electrically controlled pumping unit;
fig. 3 is a general schematic diagram of the present invention;
fig. 4 is a schematic diagram of a first embodiment of the present invention;
the reference numerals in the figures denote:
a power transmission system 10, a transmission main friction wheel 100, a transmission mechanism 200, a hanger 20,
The combined reluctance motor 110, the speed reducer 120, the control system 130 and the torque control module 140;
the device comprises an electric cabinet 1, a motor 2, a speed reducer 3, a friction wheel mechanism 4, a driving wheel 5, an oil pumping frame 6, a guide wheel group 7, a traction clamp 8, a support base 9, a support hinge 10 and a well rope 11.
Detailed Description
The technical solution 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.
It should be noted that the last patent of the utility model people refers to fig. 1 and fig. 2, and the patent of the chinese utility model patent V-shaped bidirectional electric control oil pumping unit is the patent number cn200920094982. x; the utility model provides a two-way automatically controlled beam-pumping unit of V type, by pumping the frame, a pedestal, including a motor, an end cap, a controller, and a cover plate, the friction pulley mechanism, the control box and pull the card and constitute, the pumping frame articulates on the base for V type structure, its top is equipped with the drive wheel, friction pulley mechanism device is in the centre of V type pumping the frame, the both sides of friction pulley mechanism are equipped with adjustable guide pulley group respectively, the both ends of well rope all are equipped with and pull the card, well rope winding is in the drive wheel in proper order, the guide pulley group, drive mechanism, guide pulley group and drive wheel constitute the symmetry, balanced. The utility model discloses cancelled the counter weight device of well rope one end, adopted the card structure of pulling of both ends oil pumping, through relative center friction wheel mechanism apart from adjustable guide pulley group, can be simultaneously to two oil wells close apart from oil pumping simultaneously, realized energy-conservation, efficient oil recovery operation.
The utility model discloses solve the two-way automatically controlled beam-pumping unit of V type among the prior art inefficiency, the oil recovery still has the technological problem that can promote the space, is the further improvement to last patent to propose this two-way automatically controlled beam-pumping unit of improved generation V type.
In the prior art, a friction reversing type oil pumping unit pumps 1.5 times more oil than a head knocking machine, and a V-shaped bidirectional electric control oil pumping unit pumps two oil wells simultaneously, which is equivalent to 3 times of oil pumping amount of the head knocking machine and is equivalent to 3 devices on the top of 1 device; for example, the kowtow power is 55kw/h, and 3 stations are 165 kw/h; the technical scheme of the application has the operating current of 5 amperes and 2kw/h, and the energy-saving multiple is equal to 82.5 times of that of a friction reversing type oil pumping unit and is equal to 165 times of that of a head knocking machine.
Technical scheme fault rate in this application is low, and its operating current is low, and motor capacity is big, and the internal consumption of self is little, does not have big rocking arm, has sufficient afterpower to take out the viscous crude in the pit, consequently can not the shut-in well, and the in-process that also can not repaiied the well again causes emission and pollution, and based on this, the factor in the aspect of more environmental protection is considered to the technical scheme of this application.
Please refer to table 1, a comparison table of pumping efficiency of pumping units of the same type.
TABLE 1 Pumping efficiency comparison table for pumping units of the same type
To an apparatus Product(s) Oil pumping efficiency
Kowtow machine First generation 1
Friction reversing type oil pumping machine First generation 1.5 times of
02274464.9 patent of utility model Second generation 1.5 times of
CN200920094982.X utility model patent V-shaped bidirectional electric control oil pumping machine 3 times of
This application Improved V-shaped bidirectional electric control oil pumping machine 4-6 times of
The pumping units belonging to the type have common defects, and do reciprocating motion in the oil pumping process like the old-fashioned head knocking machine without staying time; the assumption has "pause" about 0.5 seconds when pumping oil to make its upper stroke move down stroke again, it is different according to viscous crude or thin oil's mobility, perhaps the different actual conditions of oil pumping equipment also have the difference, the expected volume of filling is in the scope of 30% -50%, discover through continuous experimentation, application number is CN200920094982. X's utility model patent, V type two-way automatically controlled beam-pumping unit can be in 3 seconds will take out full have all to pour down, its actual oil extraction volume can be original twice.
Specifically, in order to ensure that the V-type bidirectional electrically controlled pumping unit has a pourable time of 0.5-3 seconds, the relationship of the pumping capacity multiple achieved by the improved V-type bidirectional electrically controlled pumping unit at 0.5 seconds, 1 second, 2 seconds, 3 seconds and 3.1 seconds is proposed, as shown in the attached table 2.
TABLE 2 oil pumping efficiency multiplying power relation according to different preset times
Product(s) Oil pumping efficiency Residence time
Improved V-shaped bidirectional electric control oil pumping machine 2 times of 0.5 second
Improved V-shaped bidirectional electric control oil pumping machine 3 times of 1 second
Improved V-shaped bidirectional electric control oil pumping machine 4 times of 2 seconds
Improved V-shaped bidirectional electric control oil pumping machine Approximately 6 times 3 seconds
Improved V-shaped bidirectional electric control oil pumping machine 6 times of 3.1
The utility model discloses a following technical means realizes, the technical scheme of this application includes:
referring to fig. 3 in combination with fig. 1 and fig. 2, an improved V-shaped bidirectional electric control pumping unit includes: the power transmission system 10 is used for transmitting the main friction wheel 100 and realizing the reversing of the transmission main friction wheel 100 according to the stroke of the improved V-shaped bidirectional electric control oil pumping machine; the main friction wheel 100 can drive the transmission mechanisms 200 which are symmetrical at the two sides and can keep relative balance; one group of hangers 20 are correspondingly connected to any one group of transmission mechanisms 200; wherein, the transmission mechanism 200 and the corresponding hanger 20 form a transmission pair which is relatively balanced and can move up and down; when the power transmission system 10 transmits the main friction wheel 100 so that the set of transmission mechanism 200 and the set of hangers 20 reach an extreme position, the power transmission system 10 and the main friction wheel 100 can be in the extreme position, and the transmission action of the two can be stopped within a preset time.
The preset time may range from 0.5 seconds to 3.1 seconds in real time.
In a specific embodiment, the preset time is 3 seconds.
Specifically, referring to fig. 4, the powertrain 10 includes: a combined reluctance motor 110;
the output end of the combined reluctance motor 110 is in transmission connection with the speed reducer 120, and the output end of the speed reducer 120 is in transmission connection with the main friction wheel 100; and the control system 130 controls the combined reluctance motor 110 according to a preset stroke control of the improved V-shaped bidirectional electric control pumping unit based on a solidified program. Referring to fig. 4, the control system is based on a curing process comprising: a torque control module 140 to control the magnitude of the torque of the combined reluctance motor 110; wherein the power transmission system 10 drives the main friction wheel 100 to make a predetermined stroke when the set of transmission mechanism 200 and the set of hangers 20 reach an extreme position. Referring to fig. 4, the torque control module 140 controls the combined reluctance motor 110 to a predetermined torque that causes the power transmission system 10 and the driving main friction wheel 100 to be stopped for a predetermined time between 0.5 seconds and 3 seconds.
In the embodiment, the torque control module 140 is adopted, which has the advantage of realizing intelligent control by the solidification program of the combined reluctance motor 110, obviously, the embodiment has the advantages of high manufacturing cost, controllable preset time and wide application range.
In addition, the oil pumping in the prior art comprises four systems, including a supporting system, a power transmission system, a counterweight system and a reversing system, and the four systems are the main evaluation basis for evaluating the technical advancement of the oil pumping equipment in the prior art.
In the technical scheme of this application, adopt two systems, do:
the support system, the framework is V-shaped, the replacement counter weight system is a hanger, two oil wells are pumped simultaneously, and the two supports are symmetrical to each other with the power transmission system as the center; this part is already shown in the last patent of utility model, and is not described in detail.
A commutation system comprising a combined reluctance machine 110.
Based on the above, the utility model discloses an beneficial effect who has:
firstly, energy consumption can be effectively saved;
secondly, the oil pumping amount can be effectively improved;
thirdly, the operation is stable, the noise is low, no vibration exists, and frequent well plugging cannot occur;
fourthly, the failure rate is low, and the service life of the equipment is obviously prolonged.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims (6)

1. The utility model provides a two-way automatically controlled beam-pumping unit of improved generation V type which characterized in that includes:
the power transmission system (10) is used for transmitting the main friction wheel (100) and realizing the reversing of the transmission main friction wheel (100) according to the stroke of the improved V-shaped bidirectional electric control oil pumping machine;
the main friction wheel (100) can drive transmission mechanisms (200) which are symmetrical at two sides and can keep relative balance;
the hanging device comprises hanging devices (20), wherein any one group of transmission mechanisms (200) is correspondingly connected with one group of hanging devices (20);
wherein the transmission mechanism (200) and the corresponding hanger (20) form a transmission pair which is relatively balanced and can move up and down;
when the power transmission system (10) transmits the main friction wheel (100) so that one group of the transmission mechanism (200) and one group of the hangers (20) reach an extreme position, the power transmission system (10) and the transmission main friction wheel (100) can be at the extreme position, and the transmission actions of the power transmission system (10) and the transmission main friction wheel can be stopped within a preset time.
2. The improved V-shaped bidirectional electric control pumping unit as set forth in claim 1, wherein said preset time is in the range of 0.5 seconds to 3.1 seconds.
3. The improved V-shaped bidirectional electric control pumping unit as set forth in claim 2, wherein said preset time is 3 seconds.
4. An improved V-type bidirectional electrically controlled pumping unit according to any one of claims 1-3, characterized in that said power transmission system (10) comprises:
a combined reluctance machine (110);
the output end of the combined reluctance motor (110) is in transmission connection with the speed reducer (120), and the output end of the speed reducer (120) is in transmission connection with the main friction wheel (100);
and the control system (130) controls the combined reluctance motor (110) to control the combined reluctance motor (110) according to the preset stroke of the improved V-shaped bidirectional electric control pumping unit based on a solidified program.
5. The improved V-type bidirectional electrically controlled pumping unit of claim 4, wherein said control system is based on a curing program comprising:
a torque control module (140) to control a magnitude of a torque of the combined reluctance motor (110);
wherein the power transmission system (10) transmits the main friction wheel (100) to enable the preset stroke to be formed when one group of the transmission mechanism (200) and one group of the hanger (20) reach an extreme position.
6. The improved V-type bidirectional electrically controlled pumping unit according to claim 5, wherein the torque control module (140) controls the combined reluctance motor (110) to a predetermined torque that causes the driveline (10) and the driving main friction wheel (100) to stall for a predetermined time anywhere between 0.5 seconds and 3 seconds.
CN201922373752.3U 2019-12-26 2019-12-26 Improved V-shaped bidirectional electric control oil pumping machine Active CN211448629U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111021996A (en) * 2019-12-26 2020-04-17 吴葆辰 An Improved V-Type Bidirectional Electronically Controlled Pumping Unit
RU2797340C1 (en) * 2022-06-01 2023-06-02 Федеральное государственное автономное образовательное учреждение высшего образования "Уральский федеральный университет имени первого Президента России Б.Н. Ельцина" Method for regulation of instant power consumption by group of electric drives of sucker rod pumping units

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111021996A (en) * 2019-12-26 2020-04-17 吴葆辰 An Improved V-Type Bidirectional Electronically Controlled Pumping Unit
RU2797340C1 (en) * 2022-06-01 2023-06-02 Федеральное государственное автономное образовательное учреждение высшего образования "Уральский федеральный университет имени первого Президента России Б.Н. Ельцина" Method for regulation of instant power consumption by group of electric drives of sucker rod pumping units

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