CN104612630A - Reversing reciprocating screw pumping unit and usage method thereof - Google Patents

Reversing reciprocating screw pumping unit and usage method thereof Download PDF

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Publication number
CN104612630A
CN104612630A CN201410812689.8A CN201410812689A CN104612630A CN 104612630 A CN104612630 A CN 104612630A CN 201410812689 A CN201410812689 A CN 201410812689A CN 104612630 A CN104612630 A CN 104612630A
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CN
China
Prior art keywords
assembly
reciprocating screw
screw rod
sliding sleeve
ballast box
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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.)
Pending
Application number
CN201410812689.8A
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Chinese (zh)
Inventor
李培江
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Shengli Oilfield Xinda Pipes Technology Development Co Ltd
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Shengli Oilfield Xinda Pipes Technology Development Co Ltd
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Publication date
Application filed by Shengli Oilfield Xinda Pipes Technology Development Co Ltd filed Critical Shengli Oilfield Xinda Pipes Technology Development Co Ltd
Priority to CN201410812689.8A priority Critical patent/CN104612630A/en
Publication of CN104612630A publication Critical patent/CN104612630A/en
Pending legal-status Critical Current

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Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B43/00Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Transmission Devices (AREA)

Abstract

The invention relates to a reversing reciprocating screw pumping unit and a usage method thereof. According to the technical scheme, a rack assembly is arranged on a base assembly, a reversing gear assembly is arranged in the rack assembly, the reversing gear assembly comprises a rolling body, a pin roll, a sliding sleeve and a reciprocating screw, wherein the reciprocating screw is connected with a motor reduction gear assembly, and the motor reduction gear assembly drives the reciprocating screw to rotate in the same direction continuously; the reciprocating screw is provided with spiral grooves; the sliding sleeve is movably connected with the reciprocating screw through the pin roll; the rolling body rolls in the spiral grooves of the reciprocating screw; power is transmitted between the sliding sleeve and the reciprocating screw through the rolling body and the pin roll; the sliding sleeve is fixedly connected with a weight box assembly. The reversing reciprocating screw pumping unit and the usage method thereof have the advantages that the reversing of a pumping unit is achieved by the adoption of a reciprocating screw sliding sleeve transmission pair, the structure is compact, and the mechanism is simple; the movement is smooth and steady, and the braking is reliable; a motor reversing is omitted, the efficiency is high, and the noise is low; accident potential of weight box falling is omitted.

Description

A kind of reciprocating screw rod reversing pumping unit and using method
Technical field
The present invention relates to a kind of oil pumper, particularly a kind of reciprocating screw rod reversing pumping unit and using method.
Background technology
The oil pumper kind that current oil extraction in oil field uses is a lot, and beam pumping unit parts are many, and installation workload is large, and efficiency is low, and corrective maintenance is safeguarded complicated, and installed power is large, and energy consumption is large, and greatly, stroke is short in load change.Hydraulic pumping unit energy consumption is high, efficiency is low; Chain drive pumping unit noise is large, oil leaking pollution environment; Motor positive and inverse oil pumper starting current is large, and efficiency is low.
Summary of the invention
Object of the present invention is exactly in view of the foregoing defects the prior art has, provides a kind of reciprocating screw rod reversing pumping unit and using method.
A kind of reciprocating screw rod reversing pumping unit, its technical scheme is: comprise base assembly, support assembly, changement assembly, ballast box assembly, wire rope assembly, motor deceleration machine assembly, electrical control cubicles assembly, described support assembly is arranged on base assembly, changement assembly is arranged in support assembly, ballast box assembly is arranged between changement assembly and support assembly, wire rope assembly is walked around frame top pulley and is arranged between ballast box assembly and rod string, and motor deceleration machine assembly and electrical control cubicles assembly are arranged on base assembly;
Described changement assembly is made up of rolling element, bearing pin, sliding sleeve and reciprocating screw rod, reciprocating screw rod is connected with motor deceleration machine assembly, and motor deceleration machine assembly drives reciprocating screw rod to same direction continuous rotation, reciprocating screw rod there is helicla flute, sliding sleeve is flexibly connected with reciprocating screw rod by bearing pin, and rolling element rolls in the helicla flute of reciprocating screw rod, between sliding sleeve and reciprocating screw rod, transmit power by rolling element and bearing pin; Described sliding sleeve and ballast box assembly are connected and fixed.
The helicla flute that above-mentioned reciprocating screw rod is provided with is that two pitch is identical, rotation direction contrary and the helicla flute that is communicated with of two ends continuous transition up and down.
Above-mentioned reciprocating screw rod adopts one.
The using method of the reciprocating screw rod reversing pumping unit that the present invention mentions, its technical scheme is:
System is made up of base assembly, support assembly, changement assembly, ballast box assembly, wire rope assembly, motor deceleration machine assembly, electrical control cubicles assembly,
When system does not start, ballast box assembly is positioned at the bottom of travel of support assembly under gravity, after system starts, in motor deceleration machine assembly driving changement assembly, reciprocating screw rod is to a direction continuous rotation, rolling element rolls and drives sliding sleeve upwards rectilinear motion by bearing pin in the helicla flute of reciprocating screw rod, and sliding sleeve and ballast box assembly connect together and drive ballast box assembly to make upwards rectilinear motion; When sliding sleeve and ballast box assembly arrival top dead-centre, reciprocating screw rod continues to rotate to same direction, and reciprocating screw rod drives ballast box assembly to move downward by rolling element, bearing pin, sliding sleeve; When sliding sleeve and ballast box assembly arrival bottom dead centre, reciprocating screw rod continues to same direction initiatively, and reciprocating screw rod drives ballast box assembly to move upward by rolling element, bearing pin, sliding sleeve; Reciprocating screw rod is driven ballast box assembly to move in circles pumped continuously by rolling element, bearing pin, sliding sleeve; Wire rope assembly and ballast box assembly connect together and walk around support assembly top pulleys connecting with pumping rod post and oil pump plunger piston; Ballast box assembly drives oil pump plunger piston to make continuously up and down reciprocatingly rectilinear motion by wire rope assembly and realizes the suction of well liquid.
Wire rope assembly can replace with adhesive tape assembly, and support assembly two top pulleys can replace with a roller assembly.
The invention has the beneficial effects as follows: reciprocating screw rod of the present invention only rotates without moving axially, the rolling element be fixedly mounted on sliding sleeve rolls in reciprocating screw rod helicla flute, sliding sleeve and ballast box are made into one, and ballast box only can move up and down in pylon inside and can not rotate.Therefore the reciprocating screw rod rotated drives rolling element to move along reciprocating screw rod helicla flute, and drive sliding sleeve and ballast box together to do upper and lower straight reciprocating motion by the rolling element in reciprocating screw rod helicla flute with the bearing pin being connected rolling element and sliding sleeve, drive polished rod to make lower upper linear reciprocating motion by two wire rope assemblies simultaneously;
The present invention utilizes reciprocating screw rod sliding sleeve transmission to realize oil pumper commutation, compact conformation, and mechanism is simple; Stable movement, braking is reliable; Motor does not commutate, and efficiency is high, and noise is low; Without ballast box falling accident hidden danger; Wire rope assembly and two pulleys can replace with two adhesive tapes and a cylinder, and function is identical.
Accompanying drawing explanation
Accompanying drawing 1 is structural representation of the present invention;
Accompanying drawing 2 is lateral views of the present invention;
Accompanying drawing 3 is sliding sleeve assembly structure schematic diagrames of changement assembly;
Accompanying drawing 4 is structural representations of reciprocating screw rod of the present invention;
In upper figure: base assembly 1, support assembly 2, changement assembly 3, ballast box assembly 4, wire rope assembly 5, motor deceleration machine assembly 6, electrical control cubicles assembly 7, rolling element 3.1, bearing pin 3.2, sliding sleeve 3.3 and reciprocating screw rod 3.4, helicla flute 3.4.1.
Detailed description of the invention
By reference to the accompanying drawings 1 and 2, the reciprocating screw rod reversing pumping unit that the present invention mentions, comprise base assembly 1, support assembly 2, changement assembly 3, ballast box assembly 4, wire rope assembly 5, motor deceleration machine assembly 6, electrical control cubicles assembly 7, described support assembly 2 is arranged on base assembly 1, changement assembly 3 is arranged in support assembly 2, ballast box assembly 4 is arranged between changement assembly 3 and support assembly 2, wire rope assembly 5 is walked around frame top pulley and is arranged between ballast box assembly 4 and rod string, motor deceleration machine assembly 6 and electrical control cubicles assembly 7 are arranged on base assembly 1, motor deceleration machine assembly 6 drives reciprocating screw rod by gear pair, described motor deceleration machine assembly 6 is with normally engaged brake,
Support assembly is primarily of frame main body, ballast box righting guide rail, top pulleys composition, and ballast box righting guide rail is arranged on the inner side of frame main body; Changement assembly is primarily of reciprocating screw rod, sliding sleeve, rolling element, bearing pin composition; Wire rope assembly forms primarily of wire rope, connector, polished rod eye and optical-rod clamp; Ballast box assembly is primarily of compositions such as casing, balancing weight, righting pulleys, and wherein righting pulley coordinates with ballast box righting guide rail; Motor deceleration case is provided with normally engaged brake.
With reference to accompanying drawing 3 and Fig. 4, changement assembly 3 is made up of rolling element 3.1, bearing pin 3.2, sliding sleeve 3.3 and reciprocating screw rod 3.4, reciprocating screw rod 3.4 is connected with motor deceleration machine assembly 6, and motor deceleration machine assembly 6 drives reciprocating screw rod 3.4 to same direction continuous rotation, reciprocating screw rod 3.4 there is helicla flute 3.4.1, sliding sleeve 3.3 is flexibly connected with reciprocating screw rod 3.4 by bearing pin 3.2, and rolling element 3.1 rolls in the helicla flute of reciprocating screw rod 3.4, between sliding sleeve 3.3 and reciprocating screw rod 3.4, transmit power by rolling element 3.1 and bearing pin 3.2; Described sliding sleeve 3.3 is connected and fixed with ballast box assembly 4; The helicla flute that described reciprocating screw rod 3.4 is provided with is that two pitch is identical, rotation direction contrary and the helicla flute that is communicated with of two ends continuous transition up and down; Above-mentioned reciprocating screw rod 3.4 adopts one.
The using method of the reciprocating screw rod reversing pumping unit that the present invention mentions, its technical scheme is:
System is made up of base assembly 1, support assembly 2, changement assembly 3, ballast box assembly 4, wire rope assembly 5, motor deceleration machine assembly 6, electrical control cubicles assembly 7,
When system does not start, ballast box assembly 4 is positioned at the bottom of travel of support assembly 2 under gravity, after system starts, motor deceleration machine assembly 6 to drive in changement assembly 3 reciprocating screw rod 3.4 to a direction continuous rotation, rolling element 3.1 rolls and drives sliding sleeve 3.3 upwards rectilinear motion by bearing pin 3.2 in the helicla flute of reciprocating screw rod 3.4, and sliding sleeve 3.3 and ballast box assembly 4 connect together and drive ballast box assembly 4 to make upwards rectilinear motion; When sliding sleeve 3.3 and ballast box assembly 4 arrive top dead-centre, reciprocating screw rod 3.4 continues to rotate to same direction, and reciprocating screw rod 3.4 drives ballast box assembly 4 to move downward by rolling element 3.1, bearing pin 3.2, sliding sleeve 3.3; When sliding sleeve 3.3 and ballast box assembly 4 arrive bottom dead centre, reciprocating screw rod 3.4 continues to same direction initiatively, and reciprocating screw rod 3.4 drives ballast box assembly 4 to move upward by rolling element 3.1, bearing pin 3.2, sliding sleeve 3.3; Reciprocating screw rod 3.4 is driven ballast box assembly 4 to move in circles pumped continuously by rolling element 3.1, bearing pin 3.2, sliding sleeve 3.3; Wire rope assembly 5 and ballast box assembly 4 connect together and walk around support assembly 2 top pulleys connecting with pumping rod post and oil pump plunger piston; Ballast box assembly 4 drives oil pump plunger piston to make continuously up and down reciprocatingly rectilinear motion by wire rope assembly 5 and realizes the suction of well liquid.
Wire rope assembly 5 can replace with adhesive tape assembly, and support assembly 2 two top pulleys can replace with a roller assembly.In addition, cut off electrical source of power, motor deceleration case stops Power output, and the brake in motor is reliably braked, and all parts that pump stop at present position immediately, and not manual operation can not be moved.
Wherein, reciprocating screw rod of the present invention only rotates without moving axially, and the rolling element be fixedly mounted on sliding sleeve rolls in reciprocating screw rod helicla flute, and sliding sleeve and ballast box are made into one, and ballast box only can move up and down in pylon inside and can not rotate.Therefore the reciprocating screw rod rotated drives rolling element to move along reciprocating screw rod helicla flute, and drive sliding sleeve and ballast box together to do upper and lower straight reciprocating motion by the rolling element in reciprocating screw rod helicla flute with the bearing pin being connected rolling element and sliding sleeve, drive polished rod to make lower upper linear reciprocating motion by two wire rope assemblies simultaneously.
Wherein back and forth the feature of leading screw is:
1, wipe resistance little, the difference of sound frictional force is minimum, can ensure stable movement, not easily produces low speed jerking motion phenomenon.Wear and tear little, the life-span is long, precision stability good.2, after adopting double nut pretension, gap can be eliminated well, improve transmission stiffness.3, friction loss is little, and transmission efficiency is high, can reach 90% ~ 96%.4, can not self-locking, there is reversibility, rotary motion can be converted to rectilinear motion, or rectilinear motion is converted to rotary motion.Therefore, during the vertical use of leading screw, check mechanism should be increased.5, movement velocity is subject to a definite limitation, and when transmission speed is too high, roll body is at its return Nei Yika.

Claims (5)

1. a reciprocating screw rod reversing pumping unit, it is characterized in that: comprise base assembly (1), support assembly (2), changement assembly (3), ballast box assembly (4), wire rope assembly (5), motor deceleration machine assembly (6), electrical control cubicles assembly (7), described support assembly (2) is arranged on base assembly (1), changement assembly (3) is arranged in support assembly (2), ballast box assembly (4) is arranged between changement assembly (3) and support assembly (2), wire rope assembly (5) is walked around frame top pulley and is arranged between ballast box assembly (4) and rod string, motor deceleration machine assembly (6) and electrical control cubicles assembly (7) are arranged on base assembly (1),
Described changement assembly (3) is by rolling element (3.1), bearing pin (3.2), sliding sleeve (3.3) and reciprocating screw rod (3.4) composition, reciprocating screw rod (3.4) is connected with motor deceleration machine assembly (6), and motor deceleration machine assembly (6) drives reciprocating screw rod (3.4) to same direction continuous rotation, (3.4) have helicla flute to reciprocating screw rod, sliding sleeve (3.3) is flexibly connected with reciprocating screw rod (3.4) by bearing pin (3.2), and rolling element (3.1) rolls in the helicla flute of reciprocating screw rod (3.4), power is transmitted by rolling element (3.1) and bearing pin (3.2) between sliding sleeve (3.3) and reciprocating screw rod (3.4), described sliding sleeve (3.3) and ballast box assembly (4) are connected and fixed.
2. reciprocating screw rod reversing pumping unit according to claim 1, is characterized in that: the helicla flute that described reciprocating screw rod (3.4) is provided with is that two pitch is identical, rotation direction contrary and the helicla flute that is communicated with of two ends continuous transition up and down.
3. reciprocating screw rod reversing pumping unit according to claim 1, is characterized in that: described reciprocating screw rod (3.4) adopts one.
4. adopt a using method for the reciprocating screw rod reversing pumping unit as described in claim 1,2 or 3, it is characterized in that:
System is made up of base assembly (1), support assembly (2), changement assembly (3), ballast box assembly (4), wire rope assembly (5), motor deceleration machine assembly (6), electrical control cubicles assembly (7),
When system does not start, ballast box assembly (4) is positioned at the bottom of travel of support assembly (2) under gravity, after system starts, motor deceleration machine assembly (6) drives the middle reciprocating screw rod (3.4) of changement assembly (3) to a direction continuous rotation, rolling element (3.1) rolls and passes through bearing pin (3.2) and drives sliding sleeve (3.3) upwards rectilinear motion in the helicla flute of reciprocating screw rod (3.4), and sliding sleeve (3.3) and ballast box assembly (4) connect together and drive ballast box assembly (4) to make upwards rectilinear motion; When sliding sleeve (3.3) and ballast box assembly (4) arrival top dead-centre, reciprocating screw rod (3.4) continues to rotate to same direction, and reciprocating screw rod (3.4) drives ballast box assembly (4) to move downward by rolling element (3.1), bearing pin (3.2), sliding sleeve (3.3); When sliding sleeve (3.3) and ballast box assembly (4) arrival bottom dead centre, reciprocating screw rod (3.4) continues to same direction initiatively, and reciprocating screw rod (3.4) drives ballast box assembly (4) to move upward by rolling element (3.1), bearing pin (3.2), sliding sleeve (3.3); Reciprocating screw rod (3.4) is driven ballast box assembly (4) to move in circles pumped continuously by rolling element (3.1), bearing pin (3.2), sliding sleeve (3.3); Wire rope assembly (5) and ballast box assembly (4) connect together and walk around support assembly (2) top pulleys connecting with pumping rod post and oil pump plunger piston; Ballast box assembly (4) drives oil pump plunger piston to make continuously up and down reciprocatingly rectilinear motion by wire rope assembly (5) and realizes the suction of well liquid.
5. the using method of reciprocating screw rod reversing pumping unit according to claim 4, is characterized in that: wire rope assembly (5) can replace with adhesive tape assembly, and support assembly (2) two top pulleys can replace with a roller assembly.
CN201410812689.8A 2014-12-24 2014-12-24 Reversing reciprocating screw pumping unit and usage method thereof Pending CN104612630A (en)

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105298449A (en) * 2015-12-02 2016-02-03 西南石油大学 Novel screw-type oil pumping machine
CN107262615A (en) * 2017-07-28 2017-10-20 中山庆琏金属制品有限公司 A kind of pipe expander
CN108397159A (en) * 2018-02-07 2018-08-14 中国石油天然气股份有限公司 A kind of Rodless oil extraction apparatus and system
CN109267973A (en) * 2018-11-27 2019-01-25 西安石油大学 A kind of Worm Wheel System pumping unit and method
CN112963503A (en) * 2021-02-24 2021-06-15 江苏大学 Reciprocating stroke lead screw inerter device with adjustable inerter coefficient
CN112983794A (en) * 2021-03-04 2021-06-18 李青 Shuttle oil pump
CN116733424A (en) * 2023-08-15 2023-09-12 黑龙江百世永华流体设备有限公司 Multifunctional integrated intelligent oil-sampling integrated equipment

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CN203978398U (en) * 2014-07-10 2014-12-03 褚镇 The reciprocal leading screw energy-saving beam pumping unit of two balls or roller
CN204371256U (en) * 2014-12-24 2015-06-03 胜利油田新大管业科技发展有限责任公司 A kind of reciprocating screw rod reversing pumping unit

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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105298449A (en) * 2015-12-02 2016-02-03 西南石油大学 Novel screw-type oil pumping machine
CN107262615A (en) * 2017-07-28 2017-10-20 中山庆琏金属制品有限公司 A kind of pipe expander
CN107262615B (en) * 2017-07-28 2024-04-05 中山庆琏金属制品有限公司 Pipe expander
CN108397159A (en) * 2018-02-07 2018-08-14 中国石油天然气股份有限公司 A kind of Rodless oil extraction apparatus and system
CN108397159B (en) * 2018-02-07 2020-07-10 中国石油天然气股份有限公司 Rodless oil production device and system
CN109267973A (en) * 2018-11-27 2019-01-25 西安石油大学 A kind of Worm Wheel System pumping unit and method
CN112963503A (en) * 2021-02-24 2021-06-15 江苏大学 Reciprocating stroke lead screw inerter device with adjustable inerter coefficient
CN112983794A (en) * 2021-03-04 2021-06-18 李青 Shuttle oil pump
CN116733424A (en) * 2023-08-15 2023-09-12 黑龙江百世永华流体设备有限公司 Multifunctional integrated intelligent oil-sampling integrated equipment
CN116733424B (en) * 2023-08-15 2023-10-31 黑龙江百世永华流体设备有限公司 Multifunctional integrated intelligent oil-sampling integrated equipment

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Application publication date: 20150513