CN206246096U - 一种采用双轴电机驱动的无游梁抽油机 - Google Patents

一种采用双轴电机驱动的无游梁抽油机 Download PDF

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CN206246096U
CN206246096U CN201621367301.9U CN201621367301U CN206246096U CN 206246096 U CN206246096 U CN 206246096U CN 201621367301 U CN201621367301 U CN 201621367301U CN 206246096 U CN206246096 U CN 206246096U
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tower body
pedestal
axle motor
pull bar
dual
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刘雪梅
苏志深
于洪伟
李鸽
张骏
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DAQING DANNUO PETROLEUM TECHNOLOGY DEVELOPMENT Co Ltd
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DAQING DANNUO PETROLEUM TECHNOLOGY DEVELOPMENT Co Ltd
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Priority to US15/657,240 priority patent/US10184467B2/en
Priority to RU2017127032A priority patent/RU2661113C1/ru
Priority to CA2975608A priority patent/CA2975608C/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B47/00Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps
    • F04B47/02Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps the driving mechanisms being situated at ground level
    • F04B47/04Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps the driving mechanisms being situated at ground level the driving means incorporating fluid means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B47/00Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps
    • F04B47/14Counterbalancing
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B47/00Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps
    • F04B47/02Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps the driving mechanisms being situated at ground level
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B47/00Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps
    • F04B47/14Counterbalancing
    • F04B47/145Counterbalancing with fluid means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00Pumping installations or systems
    • F04D25/02Units comprising pumps and their driving means
    • F04D25/06Units comprising pumps and their driving means the pump being electrically driven
    • F04D25/0606Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/04Shafts or bearings, or assemblies thereof
    • F04D29/046Bearings
    • F04D29/049Roller bearings
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04FPUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
    • F04F1/00Pumps using positively or negatively pressurised fluid medium acting directly on the liquid to be pumped
    • F04F1/18Pumps using positively or negatively pressurised fluid medium acting directly on the liquid to be pumped the fluid medium being mixed with, or generated from the liquid to be pumped
    • F04F1/20Pumps using positively or negatively pressurised fluid medium acting directly on the liquid to be pumped the fluid medium being mixed with, or generated from the liquid to be pumped specially adapted for raising liquids from great depths, e.g. in wells
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02NELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N2/00Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
    • H02N2/10Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing rotary motion, e.g. rotary motors
    • H02N2/12Constructional details
    • H02N2/123Mechanical transmission means, e.g. for gearing
    • H02N2/126Mechanical transmission means, e.g. for gearing for conversion into linear motion
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02NELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N2/00Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
    • H02N2/10Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing rotary motion, e.g. rotary motors
    • H02N2/14Drive circuits; Control arrangements or methods
    • H02N2/145Large signal circuits, e.g. final stages
    • H02N2/147Multi-phase circuits

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Road Paving Machines (AREA)

Abstract

本实用新型属于无游梁抽油机领域,尤其涉及一种采用双轴电机驱动的无游梁抽油机,包括基座、塔身和驱动机构,基座固定安装在地面上,塔身的下端铰接在基座上,塔身和基座之间连接有拉杆,拉杆的两端分别铰接在塔身和基座上,塔身与基座之间的铰接点与拉杆的两个端点构成三角形支撑结构,塔身的上端设置有平台,所述的驱动机构安装在平台上,驱动机构包括双轴电机、大滚筒、小滚筒、皮带和配重块,双轴电机的两端分别通过链条和链轮与大滚筒的两端连接,皮带的一端与悬绳器连接,另一端与配重块连接。本实用新型用双轴电机代替了现有技术中的单轴电机,电机和大滚筒两侧的受力平衡,有效解决了偏磨问题,延长了轴承的使用寿命。

Description

一种采用双轴电机驱动的无游梁抽油机
技术领域
本实用新型属于无游梁抽油机领域,尤其涉及一种采用双轴电机驱动的无游梁抽油机。
背景技术
在石油开采过程中,抽油机是一种最常用的采油设备,现有技术中使用的抽油机大多为游梁式抽油机,由于自身物理结构所限,这种抽油机的存在机械传动效率低、耗电量大、机械维护困难、机械故障率高等问题。为了解决这些问题,科研人员设计出了一类无游梁抽油机。
现有的无游梁抽油机通常包括基座、塔身和驱动机构,塔身安装在基座上,驱动机构安装在塔身顶部的平台上,驱动机构包括电机、滚筒、皮带和配重块,皮带的两端分别与抽油机的悬绳器和配重块连接,皮带从滚筒的上侧环绕在滚筒上,电机通过链条驱动滚筒旋转,滚筒的旋转运动使皮带两端的悬绳器和配重块在皮带的带动下上下平移,从而实现抽油机的抽油动作。现有技术中,无游梁抽油机中采用的电机均为普通的永磁电机,这种电机仅具有一个动力输出端,动力仅能在电机和滚筒的一侧进行传送,由于电机和大滚筒长期处于连续重载运转的状态,导致电机和滚筒的两侧受力相差很大,继而产生了偏磨和轴承易损坏等问题。
发明内容
本实用新型提供一种采用双轴电机驱动的无游梁抽油机,以解决上述背景技术中提出的问题。
本实用新型所解决的技术问题采用以下技术方案来实现:本实用新型提供一种采用双轴电机驱动的无游梁抽油机,包括基座、塔身和驱动机构,所述的基座固定安装在地面上,所述的塔身的下端铰接在基座上,塔身和基座之间连接有拉杆,拉杆的两端分别铰接在塔身和基座上,塔身与基座之间的铰接点与拉杆的两个端点构成三角形支撑结构,塔身的上端设置有平台,所述的驱动机构安装在平台上,驱动机构包括双轴电机、大滚筒、小滚筒、皮带和配重块,双轴电机的两端分别通过链条和链轮与大滚筒的两端连接,皮带的一端与悬绳器连接,另一端从上侧绕过大滚筒和小滚筒后垂下并与配重块连接,所述的拉杆与塔身通过铰接支座连接,塔身上的铰接支座共有三个,三个铰接支座沿着塔身的长度方向等间距排列,所述的塔身的底部和基座的一端的接合面处设置有螺栓,螺栓将塔身的底部和基座连为一体。
所述的拉杆上设置有长度调整螺杆。所述的塔身上设置有倾角指示器。
本实用新型的有益效果为:
1、本实用新型用双轴电机代替了现有技术中的单轴电机,使用时,动力在电机和大滚筒的两侧同时同步传递,因此,电机和大滚筒两侧的受力平衡,有效解决了偏磨问题,同时延长了轴承的使用寿命。
2、所述的塔身铰接在基座上,修井时可将拉杆的支撑去除,并将塔身翻转至水平位置,以便为修井操作让出空间。
3、所述的拉杆上设置有长度调整螺杆,通过长度调整螺杆可对塔身的倾角进行微调,倾角指示器的作用是用来指示塔身的倾斜角度,一边旋转长度调整螺杆,一边查看倾斜角度,可有效提高调整速度。
附图说明
图1是本实用新型的结构示意图;
图2是图1中A处局部放大图;
图3是图1中驱动机构处的结构示意图;
图4是驱动机构的结构原理图。
图中:1-塔身,2-倾角指示器,3-悬绳器,4-皮带,5-平台,6-拉杆,7-基座,8-长度调整螺杆,9-小滚筒,10-大滚筒,11-链条,12-双轴电机,13-螺栓,14-铰接支座。
具体实施方式
以下结合附图对本实用新型做进一步描述:
本实施例包括基座7、塔身1和驱动机构,所述的基座7固定安装在地面上。所述的塔身1的下端铰接在基座7上,修井时可将拉杆6的支撑去除,并将塔身1翻转至水平位置,以便为修井操作让出空间。
塔身1和基座7之间连接有拉杆6,拉杆6的两端分别铰接在塔身1和基座7上,塔身1与基座7之间的铰接点与拉杆6的两个端点构成三角形支撑结构,以便对塔身1进行稳定支撑。
塔身1的上端设置有平台5,所述的驱动机构安装在平台5上,驱动机构包括双轴电机12、大滚筒10、小滚筒9、皮带4和配重块,双轴电机12的两端分别通过链条11和链轮与大滚筒10的两端连接,皮带4的一端与悬绳器3连接,另一端从上侧绕过大滚筒10和小滚筒9后垂下并与配重块连接,配重块设置在塔身1的内部,因而在附图中不可见,配重块的作用是平衡皮带4两端的载荷,以降低对电机功率的要求。用双轴电机12代替了现有技术中的单轴电机,使用时,动力在双轴电机12和大滚筒10的两侧同时同步传递,因此,双轴电机12和大滚筒10两侧的受力平衡,有效解决了偏磨问题,同时延长了轴承的使用寿命。
所述的拉杆6与塔身1通过铰接支座14连接,塔身1上的铰接支座14共有三个,三个铰接支座14沿着塔身1的长度方向等间距排列。抽油机正常工作时,拉杆6连接在位于中间的铰接支座14上,需要对塔身1进行小角度倾斜时,可将拉杆6连接在位于塔身1最上侧的铰接支座14上。
所述的塔身1的底部和基座7的一端的接合面处设置有螺栓13,螺栓13将塔身1的底部和基座7连为一体。塔身1竖起时,若仅仅通过拉杆6进行支撑,抽油机虽然可以正常工作,但工作时的振动和噪音比较大,螺栓13的设置,可在塔身1竖起后对塔身1进行进一步锁紧,从而起到减小噪音和振动的作用。
所述的拉杆6上设置有长度调整螺杆8,通过长度调整螺杆8可对塔身1的倾角进行微调,倾角指示器2的作用是用来指示塔身1的倾斜角度,一边旋转长度调整螺杆8,一边查看倾斜角度,可有效提高调整速度。

Claims (3)

1.一种采用双轴电机驱动的无游梁抽油机,包括基座(7)、塔身(1)和驱动机构,其特征在于:所述的基座(7)固定安装在地面上,所述的塔身(1)的下端铰接在基座(7)上,塔身(1)和基座(7)之间连接有拉杆(6),拉杆(6)的两端分别铰接在塔身(1)和基座(7)上,塔身(1)与基座(7)之间的铰接点与拉杆(6)的两个端点构成三角形支撑结构,塔身(1)的上端设置有平台(5),所述的驱动机构安装在平台(5)上,驱动机构包括双轴电机(12)、大滚筒(10)、小滚筒(9)、皮带(4)和配重块,双轴电机(12)的两端分别通过链条(11)和链轮与大滚筒(10)的两端连接,皮带(4)的一端与悬绳器(3)连接,另一端从上侧绕过大滚筒(10)和小滚筒(9)后垂下并与配重块连接,所述的拉杆(6)与塔身(1)通过铰接支座(14)连接,塔身(1)上的铰接支座(14)共有三个,三个铰接支座(14)沿着塔身(1)的长度方向等间距排列,所述的塔身(1)的底部和基座(7)的一端的接合面处设置有螺栓(13),螺栓(13)将塔身(1)的底部和基座(7)连为一体。
2.根据权利要求1所述的一种采用双轴电机驱动的无游梁抽油机,其特征在于:所述的拉杆(6)上设置有长度调整螺杆(8)。
3.根据权利要求1所述的一种采用双轴电机驱动的无游梁抽油机,其特征在于:所述的塔身(1)上设置有倾角指示器(2)。
CN201621367301.9U 2016-12-14 2016-12-14 一种采用双轴电机驱动的无游梁抽油机 Active CN206246096U (zh)

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CN201621367301.9U CN206246096U (zh) 2016-12-14 2016-12-14 一种采用双轴电机驱动的无游梁抽油机
US15/657,240 US10184467B2 (en) 2016-12-14 2017-07-24 Non-beam pumping unit driven by a biaxial motor
RU2017127032A RU2661113C1 (ru) 2016-12-14 2017-07-27 Безбалансирный станок-качалка с приводом от двухосного двигателя
CA2975608A CA2975608C (en) 2016-12-14 2017-08-08 Non-beam pumping unit driven by a biaxial motor

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CN206246095U (zh) * 2016-12-14 2017-06-13 大庆丹诺石油科技开发有限公司 一种采用电机减速机组驱动的无游梁抽油机置

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US3782117A (en) * 1971-06-09 1974-01-01 R James Oil well pumping apparatus
US4299545A (en) * 1977-06-17 1981-11-10 Hilton Bever Hydraulic oil well pumping apparatus
CN1075535A (zh) * 1992-10-27 1993-08-25 滨州特种抽油杆厂 双作用架摆轮式抽油机
RU2270367C2 (ru) * 2004-03-22 2006-02-20 Владимир Павлович Колошко Станок-качалка
CN100472029C (zh) * 2006-11-17 2009-03-25 中国石化集团胜利石油管理局运输总公司 环形齿条式抽油机
CN102220853A (zh) * 2010-04-13 2011-10-19 河南长江石油机械有限公司 一种非对称运行的无游梁式煤层气抽采方法及其装置
CN104329061A (zh) * 2014-11-14 2015-02-04 大庆丹诺石油科技开发有限公司 无游梁式智能抽油机

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US20180163715A1 (en) 2018-06-14
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US10184467B2 (en) 2019-01-22

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