WO2010091587A1 - Beam pumper directly driven by permanent magnet synchronously-rotating motor - Google Patents

Beam pumper directly driven by permanent magnet synchronously-rotating motor Download PDF

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Publication number
WO2010091587A1
WO2010091587A1 PCT/CN2009/075886 CN2009075886W WO2010091587A1 WO 2010091587 A1 WO2010091587 A1 WO 2010091587A1 CN 2009075886 W CN2009075886 W CN 2009075886W WO 2010091587 A1 WO2010091587 A1 WO 2010091587A1
Authority
WO
WIPO (PCT)
Prior art keywords
permanent magnet
rotating motor
magnet synchronous
rocker arm
electric machine
Prior art date
Application number
PCT/CN2009/075886
Other languages
French (fr)
Chinese (zh)
Inventor
刘杭先
Original Assignee
昆山永恒盛工业技术有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from CNU2009201054893U external-priority patent/CN201363127Y/en
Priority claimed from CN2009100316639A external-priority patent/CN101929321A/en
Application filed by 昆山永恒盛工业技术有限公司 filed Critical 昆山永恒盛工业技术有限公司
Publication of WO2010091587A1 publication Critical patent/WO2010091587A1/en

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/12—Methods or apparatus for controlling the flow of the obtained fluid to or in wells
    • E21B43/121—Lifting well fluids
    • E21B43/126—Adaptations of down-hole pump systems powered by drives outside the borehole, e.g. by a rotary or oscillating drive
    • E21B43/127—Adaptations of walking-beam pump systems

Definitions

  • the present invention relates to a pumping unit, and in particular to a permanent magnet synchronous rotary electric machine driven by a rotating electric machine as a driving force.
  • the beam pumping unit is a kind of oil reclaiming equipment widely used in oil fields. Its reasonable structure makes it suitable for the harsh environment of the site, durable and has a strong vitality. However, it is usually driven by a rotating motor through a reduction gear, and has a complicated structure, high power consumption, low system efficiency, and high maintenance cost.
  • the main performances are as follows: 1) The structure is complicated: The rotating motor drives the pulley to rotate through the belt, and then drives the hammer to move up and down through the gear box, rocker arm, connecting rod and beam. It needs a variety of devices to complete the ⁇ 2), low efficiency: gear transmission and belt drive will cause transmission machinery loss; 3), poor reliability: pulley and gearbox reduce system reliability; 4) high maintenance costs: under normal use, every year Replace the gearbox oil and belt.
  • the present invention provides a permanent magnet synchronous rotary electric machine direct drive beam type pumping unit which reduces mechanical loss and improves mechanical reliability.
  • Permanent magnet synchronous rotary motor direct drive beam pumping unit including boring head, beam, connecting rod, rocker arm and drive
  • a permanent magnet synchronous rotating electrical machine is provided, and the permanent magnet synchronous rotating electrical machine is connected to the driver, and an output shaft of the permanent magnet synchronous rotating electrical machine is connected with the rocker arm.
  • the rocker arm is connected to the beam by a connecting rod.
  • a weight is provided on the rocker arm.
  • the beneficial effects of the present invention are: a permanent magnet synchronous rotating electric machine direct drive beam pumping unit, a permanent magnet synchronous rotating electric machine, a permanent magnet synchronous rotating electric machine and a driver, and an output shaft of the permanent magnet synchronous rotating electric machine Rocker connection. Since the gearbox pulley is eliminated, the mechanical structure is simplified, the mechanical loss is reduced, and the mechanical reliability is improved; the permanent magnet synchronous motor has high efficiency, thereby achieving system energy saving of 20%-60%.
  • FIG. 1 is a schematic structural view of the present invention.
  • Embodiment Permanent magnet synchronous rotary motor direct drive beam pumping unit, including boring head 2, beam 4, connecting rod 9, rocker arm 12 and driver 13, provided with permanent magnet synchronous rotating machine 11, forever
  • the magnetic synchronous rotating electrical machine 11 is connected to the driver 13.
  • the output shaft 5 of the permanent magnet synchronous rotating electrical machine 11 is connected to the rocker arm 12.
  • the rocker arm 12 is provided with a weight 10, 1 is a base, 3 is a bracket, and 8 is a beam shaft. 7 is the connecting rod shaft.
  • the working principle of the present invention is: the driver 13 drives the output shaft 5 of the permanent magnet synchronous rotating electrical machine 11 for rotational motion, the output shaft 5 drives the rocker arm 12 for rotational motion, and the rotational motion of the rocker arm 12 passes through the connecting rod 9 and swims.
  • the beam 4 drives the hoe 2 to move up and down linearly to complete the simmering oil.

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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)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)

Abstract

A beam pumper directly driven by permanent magnet synchronously-rotating motor comprises a horse head (2), a beam (4), a connecting rod (9), a rocker arm (12), a driver (13) and a permanent magnet synchronously-rotating motor (11), wherein the permanent magnet synchronously-rotating motor (11) is connected with the driver (13) and the output shaft (5) of the permanent magnet synchronously-rotating motor (11) is connected with the rocker arm (12). Therefore, the mechanical loss is reduced and the mechanical reliability is improved.

Description

说明书  Instruction manual
Title of Invention:永磁同步旋转电机直驱游梁式抽油机 技术领域 Title of Invention: Permanent Magnet Synchronous Rotary Motor Direct Drive Beam Pumping Unit
[1] 本发明涉及抽油机装置， 尤其是以旋转电机为驱动力的永磁同步旋转电机直驱 动游梁式抽油机。  [1] The present invention relates to a pumping unit, and in particular to a permanent magnet synchronous rotary electric machine driven by a rotating electric machine as a driving force.
背景技术  Background technique
[2] 游梁式抽油机是目前油田上广泛使用的一种石油开釆设备， 其合理的结构使它 适合现场恶劣的环境， 经久耐用， 具有很强的生命力。 但其通常是釆用旋转电 机通过减速装置来驱动， 存在结构复杂， 动力消耗大， 系统效率低， 维护费用 高的问题。 主要表现为： 1) 、 结构复杂： 旋转电机通过皮带带动皮带轮作旋转 运动， 然后通过齿轮箱、 摇臂、 连杆、 游梁， 带动驴头做上下直线运动， 需要 多种装置配合才能完成釆油； 2) 、 效率低： 齿轮传动和皮带传动都会造成传动 机械损耗； 3) 、 可靠性差： 皮带轮和齿轮箱使系统的可靠性降低； 4) 维护费 用高： 正常使用情况下， 每年都要更换齿轮箱机油和皮带。  [2] The beam pumping unit is a kind of oil reclaiming equipment widely used in oil fields. Its reasonable structure makes it suitable for the harsh environment of the site, durable and has a strong vitality. However, it is usually driven by a rotating motor through a reduction gear, and has a complicated structure, high power consumption, low system efficiency, and high maintenance cost. The main performances are as follows: 1) The structure is complicated: The rotating motor drives the pulley to rotate through the belt, and then drives the hammer to move up and down through the gear box, rocker arm, connecting rod and beam. It needs a variety of devices to complete the 釆2), low efficiency: gear transmission and belt drive will cause transmission machinery loss; 3), poor reliability: pulley and gearbox reduce system reliability; 4) high maintenance costs: under normal use, every year Replace the gearbox oil and belt.
发明内容  Summary of the invention
[3] 为了克服上述缺陷， 本发明提供了一种减少机械损耗、 提高机械可靠性的永磁 同步旋转电机直驱动游梁式抽油机。  [3] In order to overcome the above drawbacks, the present invention provides a permanent magnet synchronous rotary electric machine direct drive beam type pumping unit which reduces mechanical loss and improves mechanical reliability.
[4] 本发明为了解决其技术问题所釆用的技术方案是： [4] The technical solution adopted by the present invention to solve the technical problem thereof is:
[5] 永磁同步旋转电机直驱游梁式抽油机， 包括驴头、 游梁、 连杆、 摇臂和驱动器 [5] Permanent magnet synchronous rotary motor direct drive beam pumping unit, including boring head, beam, connecting rod, rocker arm and drive
， 设置有永磁同步旋转电机， 所述永磁同步旋转电机与驱动器连接， 永磁同步 旋转电机的输出轴与摇臂连接。 A permanent magnet synchronous rotating electrical machine is provided, and the permanent magnet synchronous rotating electrical machine is connected to the driver, and an output shaft of the permanent magnet synchronous rotating electrical machine is connected with the rocker arm.
[6] 所述摇臂通过连杆与游梁连接。  [6] The rocker arm is connected to the beam by a connecting rod.
[7] 所述摇臂上设置有配重。  [7] A weight is provided on the rocker arm.
[8] 本发明的有益效果是： 永磁同步旋转电机直驱游梁式抽油机， 设置有永磁同步 旋转电机， 永磁同步旋转电机与驱动器连接， 永磁同步旋转电机的输出轴与摇 臂连接。 由于取消齿轮箱皮带轮， 简化了机械结构， 减少了机械损耗， 提高了 机械可靠性； 永磁同步电机效率高， 由此可达到系统节能 20%-60%。 附图说明 [8] The beneficial effects of the present invention are: a permanent magnet synchronous rotating electric machine direct drive beam pumping unit, a permanent magnet synchronous rotating electric machine, a permanent magnet synchronous rotating electric machine and a driver, and an output shaft of the permanent magnet synchronous rotating electric machine Rocker connection. Since the gearbox pulley is eliminated, the mechanical structure is simplified, the mechanical loss is reduced, and the mechanical reliability is improved; the permanent magnet synchronous motor has high efficiency, thereby achieving system energy saving of 20%-60%. DRAWINGS
[9] 图 1为本发明的结构示意图。  [9] Fig. 1 is a schematic structural view of the present invention.
具体实施方式  detailed description
[10] 实施例： 永磁同步旋转电机直驱游梁式抽油机， 包括驴头 2、 游梁 4、 连杆 9、 摇臂 12和驱动器 13， 设置有永磁同步旋转电机 11， 永磁同步旋转电机 11与驱动 器 13连接， 永磁同步旋转电机 11的输出轴 5与摇臂 12连接， 摇臂 12上设置有配重 10， 1是底座， 3是支架， 8是游梁轴， 7是连杆轴。  [10] Embodiment: Permanent magnet synchronous rotary motor direct drive beam pumping unit, including boring head 2, beam 4, connecting rod 9, rocker arm 12 and driver 13, provided with permanent magnet synchronous rotating machine 11, forever The magnetic synchronous rotating electrical machine 11 is connected to the driver 13. The output shaft 5 of the permanent magnet synchronous rotating electrical machine 11 is connected to the rocker arm 12. The rocker arm 12 is provided with a weight 10, 1 is a base, 3 is a bracket, and 8 is a beam shaft. 7 is the connecting rod shaft.
[11] 本发明的工作原理是： 驱动器 13驱动永磁同步旋转电机 11的输出轴 5作旋转运 动， 输出轴 5带动摇臂 12作旋转运动， 摇臂 12的旋转运动通过连杆 9和游梁 4带动 驴头 2做上下直线运动， 完成釆油。  [11] The working principle of the present invention is: the driver 13 drives the output shaft 5 of the permanent magnet synchronous rotating electrical machine 11 for rotational motion, the output shaft 5 drives the rocker arm 12 for rotational motion, and the rotational motion of the rocker arm 12 passes through the connecting rod 9 and swims. The beam 4 drives the hoe 2 to move up and down linearly to complete the simmering oil.

Claims

权利要求书 Claim
1、 一种永磁同步旋转电机直驱游梁式抽油机， 包括驴头、 游梁、 连杆、 摇臂和驱动器， 其特征是设置有永磁同步旋转电机， 所述 永磁同步旋转电机与驱动器连接， 永磁同步旋转电机的输出轴与 摇臂连接。  A permanent magnet synchronous rotary electric machine direct drive beam pumping unit, comprising a boring head, a beam, a connecting rod, a rocker arm and a driver, characterized in that a permanent magnet synchronous rotating motor is arranged, and the permanent magnet synchronously rotates The motor is connected to the drive, and the output shaft of the permanent magnet synchronous rotating motor is connected to the rocker arm.
2、 根据权利要求 1所述的永磁同步旋转电机直驱梁式抽油机， 其 特征是所述摇臂通过连杆与游梁连接。  2. A permanent magnet synchronous rotary electric machine direct drive beam pumping unit according to claim 1, wherein said rocker arm is coupled to the beam by a connecting rod.
3、 根据权利要求 1或 2所述的永磁同步旋转电机直驱梁式抽油机， 其特征是所述摇臂上设置有配重。  3. The permanent magnet synchronous rotary electric machine direct drive beam type pumping unit according to claim 1 or 2, wherein the rocker arm is provided with a counterweight.
PCT/CN2009/075886 2009-02-13 2009-12-23 Beam pumper directly driven by permanent magnet synchronously-rotating motor WO2010091587A1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CNU2009201054893U CN201363127Y (en) 2009-02-13 2009-02-13 Direct-driving beam-pumping unit of permanent-magnet synchronous rotating motor
CN200920105489.3 2009-02-13
CN200910031663.9 2009-06-22
CN2009100316639A CN101929321A (en) 2009-06-22 2009-06-22 Direct-drive beam pumping unit with permanent-magnetic synchronous rotation motor

Publications (1)

Publication Number Publication Date
WO2010091587A1 true WO2010091587A1 (en) 2010-08-19

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105840145A (en) * 2015-01-13 2016-08-10 中国石油天然气股份有限公司 Switched reluctance motor direct-drive oil production device
CN105986783A (en) * 2015-02-09 2016-10-05 中国石油天然气股份有限公司 Oil pumping unit

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2358251Y (en) * 1999-04-04 2000-01-12 冯耀坤 Upper cross-beam torque-changed balanced beam type pumping machine
CN2523948Y (en) * 2002-01-08 2002-12-04 刘兴仁 Oil sucker driven by linear motor
CN1978863A (en) * 2005-12-06 2007-06-13 浙江大学 Permanent-magnet disc motor connection lever driven oil pump
CN101050764A (en) * 2007-05-14 2007-10-10 许川文 Balance type two-way deep well oil pumping
CN101092955A (en) * 2007-07-10 2007-12-26 张家港市大华机械有限公司 Motor driven pumping unit with two dish surfaces
CN201363127Y (en) * 2009-02-13 2009-12-16 昆山永恒盛工业技术有限公司 Direct-driving beam-pumping unit of permanent-magnet synchronous rotating motor

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2358251Y (en) * 1999-04-04 2000-01-12 冯耀坤 Upper cross-beam torque-changed balanced beam type pumping machine
CN2523948Y (en) * 2002-01-08 2002-12-04 刘兴仁 Oil sucker driven by linear motor
CN1978863A (en) * 2005-12-06 2007-06-13 浙江大学 Permanent-magnet disc motor connection lever driven oil pump
CN101050764A (en) * 2007-05-14 2007-10-10 许川文 Balance type two-way deep well oil pumping
CN101092955A (en) * 2007-07-10 2007-12-26 张家港市大华机械有限公司 Motor driven pumping unit with two dish surfaces
CN201363127Y (en) * 2009-02-13 2009-12-16 昆山永恒盛工业技术有限公司 Direct-driving beam-pumping unit of permanent-magnet synchronous rotating motor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105840145A (en) * 2015-01-13 2016-08-10 中国石油天然气股份有限公司 Switched reluctance motor direct-drive oil production device
CN105986783A (en) * 2015-02-09 2016-10-05 中国石油天然气股份有限公司 Oil pumping unit

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