WO2013023466A1 - 塔式双链条皮带抽油机 - Google Patents
塔式双链条皮带抽油机 Download PDFInfo
- Publication number
- WO2013023466A1 WO2013023466A1 PCT/CN2012/075397 CN2012075397W WO2013023466A1 WO 2013023466 A1 WO2013023466 A1 WO 2013023466A1 CN 2012075397 W CN2012075397 W CN 2012075397W WO 2013023466 A1 WO2013023466 A1 WO 2013023466A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- tower
- belt
- chain
- pumping unit
- rollers
- Prior art date
Links
- 238000005086 pumping Methods 0.000 title claims abstract description 36
- 230000005540 biological transmission Effects 0.000 claims description 29
- 239000003638 chemical reducing agent Substances 0.000 claims description 11
- 239000000725 suspension Substances 0.000 claims description 9
- 238000005452 bending Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B47/00—Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps
- F04B47/02—Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps the driving mechanisms being situated at ground level
Definitions
- the present invention relates to an oil pumping unit for oil field production, and more particularly to a tower type double chain belt pumping unit.
- BACKGROUND OF THE INVENTION Belt pumping unit is a low-shock, long-stroke, heavy-load ground oil production equipment, which can meet various working conditions of oil wells. It has the characteristics of high efficiency, safety, reliability and energy saving, and is available in China and all over the world. A wide range of applications.
- the belt pumping unit comprises a base, a frame erected on the base, a load belt supported on a roller at the top of the frame, a balance box connected to the inner end of the load belt, and a suspension rope connected to the outer end of the load belt,
- the chain drive mechanism that drives the balance box, and the motor and reducer that drive the chain drive.
- the double-chain transmission mechanism has the same driving force and load force in the same direction, and thus has the characteristics of low working noise, low power loss, and uniform load of the load-bearing belt along the belt width direction.
- the load belt is a flexible load-bearing member that moves repeatedly and is susceptible to wind loads.
- An object of the present invention is to provide a tower type double-chain belt pumping unit which is uniform in force, stable in operation, free from wind load, and can improve the service life of a load belt.
- the present invention provides a tower type double chain belt pumping unit comprising: a tower having a first belt roller and a second belt roller spaced apart in parallel at the top, and a tower on one side of the second belt roller An erected equipment compartment is arranged on the side of the tower on the side of the first belt roller, and a vertical windproof guide rail is arranged on the side of the tower; the reciprocating load belt is straddles the first belt roller and the second belt roller, including the tower An inner end of the equipment compartment and an outer end extending outside the tower, wherein the outer end is provided with a suspension for connecting the sucker rod, and the suspension rope is provided with a guide wheel adapted to the windproof guide.
- the equipment compartment is provided with a balance box connected to the inner end of the load belt and a first chain transmission mechanism and a second chain transmission mechanism for driving the balance box to move up and down.
- the balance box includes a weight portion connected to an inner end of the load belt, a drive slider located below the weight portion, a first guide wheel group disposed on the right and left sides of the weight portion, and a left and right swing, and a second guide wheel set that is disposed on the left and right sides of the weight portion and that sways in the front-rear direction
- the drive carriage is provided with a first pulley and a second chain transmission mechanism that are synchronously and movably coupled to the chain of the first chain transmission mechanism The chain is synchronously moved to connect the second block.
- each of the first guiding wheel set and the second guiding wheel set relative to the guiding contact surface thereof is adjustable.
- the weight portion includes a plurality of weight grooves that are arranged in parallel to accommodate the weight, and each of the weight grooves extends in the vertical direction.
- the ladder is provided with a ladder on at least one side of both sides of the load belt.
- the above tower is provided with a multi-layer inspection platform. Further, the tower comprises a base and a column arranged in a rectangular shape on the base and a beam disposed between the columns, and a cross plate is arranged between the columns on the side of the tower on the side of the first belt roller, and the windproof guide Supported on beams and webs.
- first pulley and the second pulley respectively include a vehicle body, a drive shaft rotatably supported in a tapered cavity of the vehicle body, a link on one side of the drive shaft, and a horizontal arrangement on the upper side of the drive shaft
- the first set of rollers and the second set of rollers, the third set of rollers and the fourth set of rollers are arranged horizontally on the lower side of the drive shaft.
- the support shafts of the first group of rollers and the support shafts of the second group of rollers are eccentric shafts with adjustable positional rotation, and the first set of rollers and the second set of rollers are in close contact with the guide rails in the drive slide.
- the first chain transmission mechanism and the second chain transmission mechanism are simultaneously driven by a same speed reducer disposed on a base outside the equipment compartment, and the speed reducer is connected to a motor disposed on the motor platform, wherein the motor platform is located at the base There is a space between the top and the base.
- the present invention reduces the degree of bending on the unit length of the load belt by providing the first belt roller and the second belt roller, and prolongs the service life of the belt.
- the load-bearing belt has a certain windward area that is easy to oscillate, and the sucker rod will also oscillate, which is very unfavorable for the pumping facility.
- FIG 1 is a side view of a tower type double chain belt pumping unit according to the present invention
- FIG. 2 is a front view of a tower type double chain belt pumping unit according to the present invention
- FIG. 3 is a tower type according to the present invention.
- Side view of a double chain belt pumping unit showing the chain drive mechanism and balance box in the equipment compartment; Fig.
- FIG. 4 is a side elevational view of the tower type double chain belt pumping unit according to the present invention, showing Figure 5 is a schematic view showing the transmission mode of the tower type double-chain belt pumping unit according to the present invention;
- Figure 6 is a front view of the balance box according to the present invention;
- Figure 7 is a schematic view of the balance box according to the present invention;
- Figure 8 is a schematic view showing the connection relationship between the trolley of the balance box and the chain according to the present invention;
- Figure 9 is a front view of the trolley of the balance box according to the present invention;
- Figure 10 is a balance according to the present invention;
- FIG. 11 is a plan view of a load belt according to the present invention;
- FIG. 12 is a schematic view showing the structure of a load belt according to the present invention;
- the tower double-chain belt pumping unit of the present invention comprises: a tower 10 comprising a base 11 and a column 12 arranged in a rectangular shape on the base 11 and a beam 13 connected between the columns 12, the tower The top of the frame 10 is provided with a first belt roller 14 and a second belt roller 15 which are spaced apart from each other.
- the tower 10 on the side of the second belt roller 15 is provided with an upright equipment compartment 16 on the side of the first belt roller 14
- the tower side is provided with a vertically extending windproof guide 17;
- the load belt 20 is spanned over the first belt roller 14 and the second belt roller 15, including the inner end 21 in the equipment compartment 16 of the tower 10 and the tower
- the outer end 22 of the outer side of the frame 10 is formed, wherein the outer end 22 forms a suspension cable, and the guide wheel 23 is matched with the windproof guide rail 17, wherein the inner end 21 of the load-bearing belt 20 is disposed in the equipment compartment 16
- the connected balance box 30 and the first chain transmission mechanism 40 and the second chain transmission mechanism 40' that drive the parallel box 30 to move up and down.
- the present invention reduces the degree of bending per unit length by providing the first belt roller and the second belt roller, and prolongs the service life of the belt.
- the load-bearing belt has a certain windward area that is easy to oscillate, and the sucker rod will also oscillate, which is very unfavorable for the pumping facility.
- the windproof guide rail and the guide wheel By setting the windproof guide rail and the guide wheel, the influence of the wind load on the oil pumping can be eliminated, and the reliability of the equipment can be increased.
- the rack has only the equipment compartment, and there is no other part, which cannot constitute the tower mentioned in the present invention, and is inconvenient to use and maintain.
- the tower structure adopted is reliable.
- the tower type double-chain belt pumping unit of the present invention further comprises a speed reducer 50 disposed on the base 11 outside the equipment compartment 16 and a motor 60 coupled to the speed reducer 50 on the motor platform 18, wherein the motor platform 18 is separated from the base 11 has a height, and the belt is driven between the two.
- the tower type double-chain belt pumping unit of the present invention further includes a brake system 70. As shown in FIG.
- the brake system 70 includes a brake disc 71, a first brake caliper 72 and a second brake caliper 73 disposed on the outer circumference of the brake disc 71.
- First brake The caliper 72 is operated by the manual adjustment lever 74 to realize the manual brake function
- the second brake caliper 73 is operated by the automatic adjustment lever 75 to meet the occasions requiring automatic braking such as overspeed and underspeed of the reducer.
- the tower 10 is provided with a multi-layer service platform 101, and the ladder 102 is provided on at least one side of the two sides of the load belt.
- the first chain transmission mechanism 40 includes a lower sprocket 41, an upper sprocket 42 and an endless chain 43, and the upper sprocket 42 is supported on the sprocket support 44. It should be noted that the positions of the upper and lower sprocket of the first chain transmission mechanism are stationary, and only the chain rotates in a ring shape.
- each of the lower sprocket 41 and the output shaft of the reducer 50 is coupled by a rotatable tensioning device to achieve a synchronous installation requirement of the first chain transmission mechanism 40 and the first chain transmission mechanism 40'.
- 6 and 7 are schematic views of the structure of a balance tank according to the present invention.
- the balance box 30 includes a weight portion 31 connected to the inner end of the load belt 20, a drive slider 32 located below the weight portion 31, and restrictions on the left and right sides of the weight portion 31.
- the first guide wheel set 33 includes guide wheels respectively arranged at four positions of upper left, lower left, upper right, and lower right.
- the second guide wheel set 34 includes guide wheels respectively arranged at four positions of upper left, lower left, upper right, and lower right, wherein two guide wheels at each position of the second guide wheel set 34 are arranged along the front and rear, one Limit the forward swing and one limit to swing backwards.
- the position of each of the first guide wheel set 33 and the second guide wheel set 34 with respect to its guide contact surface is adjustable.
- the specific manner can be as follows: The guide wheel is mounted on the swing arm, and the position of the guide wheel is adjusted by adjusting the swing angle of the swing arm.
- the weight portion 31 includes a plurality of weight grooves 311 arranged side by side for accommodating the weight body, and each weight groove 311 extends in the vertical direction.
- the height of the weight portion 31 is 3 to 5 times the height of the driving carriage 32.
- a position adjustment mechanism 37 of the balance box 30 is provided at the bottom of the equipment compartment 16.
- the first chain transmission mechanism 40 and the second chain transmission mechanism 40' are also located in the equipment compartment, on the front side of the weight portion 31, and synchronously driven by the same speed reducer, the first chain transmission
- the chain drive and speed of the mechanism 40 and the second chain drive 40' are identical.
- 9 and 10 are schematic views of the structure of a trolley of a balance box according to the present invention. As shown in FIG. 9 and FIG.
- the trolley 35 (the structure of the trolley 36 and the trolley 35) includes a vehicle body 351, a drive shaft 353 rotatably supported in the tapered bore 352 of the vehicle body 351, and a drive shaft 353.
- the support shaft 359 of the first set of rollers 355 is an eccentric shaft of adjustable position.
- the support shaft 359 is clamped and fixed by the elastic clamping seat 351a on the vehicle body 351.
- the bolt on the elastic clamping seat 351a is loosened, and the eccentric shaft 359 is rotated to make the first set of rollers 355 and the guide rails in the sliding chamber 321 Close contact with the touch to achieve tensioning.
- the support shafts of the second set of rollers 356 have the same structure as the support shafts of the first set of rollers 355, and have the function of self-tensioning the guide rails.
- 11 and 12 are structural views of a load belt according to the present invention. As shown in FIG. 11 and FIG. 12, the inner end 21 of the load belt 20 and the hinge seat 24 are fixedly connected by a plurality of bolts 25, and the ends of the bolts 25 are tapered to prevent the belt fibers from being broken when the belt is driven into the belt.
- connection strength is lowered, the outer end 22 of the load belt 20 and the suspension 26 are fixedly connected by a plurality of bolts, the inner side of the suspension 26 is formed with a guide wheel 23, and the ends of the bolts are also tapered to prevent the belt fibers from being broken. And reduce its strength.
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (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)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA2808602A CA2808602A1 (en) | 2011-08-12 | 2012-05-11 | Tower-type double-chain belt pumping unit |
US13/819,081 US20140234126A1 (en) | 2011-08-12 | 2012-05-11 | Tower-type double-chain belt pumping unit |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201120292730.5 | 2011-08-12 | ||
CN201120292730.5U CN202249964U (zh) | 2011-08-12 | 2011-08-12 | 滑轮组件 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2013023466A1 true WO2013023466A1 (zh) | 2013-02-21 |
Family
ID=46111223
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2012/075397 WO2013023466A1 (zh) | 2011-08-12 | 2012-05-11 | 塔式双链条皮带抽油机 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20140234126A1 (zh) |
CN (1) | CN202249964U (zh) |
CA (1) | CA2808602A1 (zh) |
WO (1) | WO2013023466A1 (zh) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102996102B (zh) * | 2011-09-10 | 2017-10-10 | 顾心怿 | 齿轮在齿条上做往复运动的抽油机 |
CN110618492B (zh) * | 2015-10-12 | 2021-12-03 | 3M创新有限公司 | 套管、对准框架和连接器 |
CN106437627B (zh) * | 2016-08-30 | 2023-03-21 | 新疆永升聚元石油机械有限公司 | 双让位立式支撑悬重组件和双让位立式链条抽油机 |
CN108533230B (zh) * | 2018-07-14 | 2024-02-13 | 克拉玛依市圣起钻采设备有限责任公司 | 一种塔架式链条驱动抽油机 |
CN109707346A (zh) * | 2018-11-21 | 2019-05-03 | 沈阳人和机电工程设备有限公司 | 一种配重重心可移动的抽油机 |
CN211648945U (zh) * | 2020-01-21 | 2020-10-09 | 德瑞石油装备(青岛)有限公司 | 一种皮带式抽油机的提升机构 |
CN113090230B (zh) * | 2021-03-01 | 2023-07-04 | 西安方元明科技股份有限公司 | 一种基于电动缸的上下冲程电流无限趋近于1的智控节能抽油机 |
CN117514087B (zh) * | 2024-01-05 | 2024-03-19 | 山东博康石油工程技术有限公司 | 一种油田用稳定式皮带抽油机 |
Citations (8)
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CN2463561Y (zh) * | 2001-01-17 | 2001-12-05 | 徐长青 | 全平衡链滑轮传动立式抽油机 |
CN2874065Y (zh) * | 2006-02-24 | 2007-02-28 | 鞍山田峰机械制造有限公司 | 封闭式长冲程抽油机 |
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CN201535157U (zh) * | 2009-09-18 | 2010-07-28 | 山东胜利石油石化装备研究中心 | 一种链条抽油机 |
CN201687445U (zh) * | 2010-06-07 | 2010-12-29 | 温州华斯特环保设备有限公司 | 双链条同步立式皮带抽油机 |
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US3153387A (en) * | 1963-03-14 | 1964-10-20 | E V A G Soc Di Responsabilidad | Pumping unit |
US3285081A (en) * | 1965-04-13 | 1966-11-15 | United States Steel Corp | Well-pumping apparatus |
US3528305A (en) * | 1968-09-27 | 1970-09-15 | United States Steel Corp | Well pumping apparatus |
US3695117A (en) * | 1970-06-17 | 1972-10-03 | United States Steel Corp | Long stroke pumping unit |
US4456060A (en) * | 1980-06-05 | 1984-06-26 | Nujack Oil Pump Corporation | Method for pumping a liquid from a well and apparatus for use therein |
US4391155A (en) * | 1982-06-28 | 1983-07-05 | Bender Emil A | Reciprocating drive and reversing mechanism for long stroke, well pumping unit |
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CN102996102B (zh) * | 2011-09-10 | 2017-10-10 | 顾心怿 | 齿轮在齿条上做往复运动的抽油机 |
-
2011
- 2011-08-12 CN CN201120292730.5U patent/CN202249964U/zh not_active Expired - Fee Related
-
2012
- 2012-05-11 CA CA2808602A patent/CA2808602A1/en not_active Abandoned
- 2012-05-11 WO PCT/CN2012/075397 patent/WO2013023466A1/zh active Application Filing
- 2012-05-11 US US13/819,081 patent/US20140234126A1/en not_active Abandoned
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
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CN2463561Y (zh) * | 2001-01-17 | 2001-12-05 | 徐长青 | 全平衡链滑轮传动立式抽油机 |
CN2874065Y (zh) * | 2006-02-24 | 2007-02-28 | 鞍山田峰机械制造有限公司 | 封闭式长冲程抽油机 |
CN2931777Y (zh) * | 2006-06-22 | 2007-08-08 | 东营胜利高原有限公司 | 智能型宽皮带式抽油机 |
CN201013319Y (zh) * | 2007-02-11 | 2008-01-30 | 辽宁省盘锦橡塑机械厂 | 双链条驱动直线往复单天轮重载抽油机 |
CN201180530Y (zh) * | 2008-01-23 | 2009-01-14 | 董少明 | 封闭箱体抽油机传动装置 |
CN201391290Y (zh) * | 2009-04-16 | 2010-01-27 | 温州华斯特环保设备有限公司 | 立式皮带抽油机 |
CN201535157U (zh) * | 2009-09-18 | 2010-07-28 | 山东胜利石油石化装备研究中心 | 一种链条抽油机 |
CN201687445U (zh) * | 2010-06-07 | 2010-12-29 | 温州华斯特环保设备有限公司 | 双链条同步立式皮带抽油机 |
Also Published As
Publication number | Publication date |
---|---|
CA2808602A1 (en) | 2013-02-21 |
CN202249964U (zh) | 2012-05-30 |
US20140234126A1 (en) | 2014-08-21 |
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