CN201133237Y - Double well oil pumping machine - Google Patents
Double well oil pumping machine Download PDFInfo
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- CN201133237Y CN201133237Y CN 200720126433 CN200720126433U CN201133237Y CN 201133237 Y CN201133237 Y CN 201133237Y CN 200720126433 CN200720126433 CN 200720126433 CN 200720126433 U CN200720126433 U CN 200720126433U CN 201133237 Y CN201133237 Y CN 201133237Y
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Abstract
The utility model relates to an exploitation and water pumping machine for oil gas and coal-bed gas, in particular to a double-well oil extractor. The utility model is characterized in that the utility model includes a left and a right frameworks (13) which are vertically fixed on the concrete foundation. An adjustable beam (8) is widthwise fixed on the top of the left and the right frameworks (13), and parallel to the ground. The two ends of the adjustable beam (8) are respectively fixedly provided with a guide sheave (9). A polished rod eye (12) is hung on the guide sheaves (9). One point of the polished rod eye (12) between the two guide sheaves (12) is connected with a changeover device. The two ends of the polished rod eye (12) are respectively connected with the left and the right sucker rods of the well. The changeover device is connected with a power mechanism. The utility model is a cluster-well oil extractor, which can meet different well spacing requirements and has the advantages of low frequency, long stroke, compact structure, small bulk, energy saving, low manufacture and operation cost, convenient maintenance and operation and high reliability.
Description
Technical field
The utility model relates to a kind of petroleum gas, coal-bed gas exploitation, water conservancy pumping machinery, particularly a kind of twin-well oil-pumping machine.
Background technology
In recent years, each oil company adopts cluster well drilling well new technology to carry out oil field development in a large number, therefore needs to adapt to the new pumping unit of cluster wells production characteristics.
Present field use oil pumper the most widely is by quadric chain, and rotatablely moving of engine is converted into pumping of sucker rod, thereby drives downhole pump.The oil pumper of this structure only is applicable to individual well, and upstroke pumping fluid, down stroke can not pumping fluid.Its floor space is big, the consumption steel are many, device is complicated, power demand is big, system effectiveness is low, and it is big to adjust the working system workload aborning.Developing the cluster well oil extractor that a kind of while pumping two well fluid, up-down stroke are all worked, is a kind of energy-efficient approach.
Chinese patent 01139505.2 discloses a kind of " energy-saving pumping unit ", its feature is: comprise a frame, be arranged on the guide slide of frame inboard, the directed slide plate that has directive wheel matches with slideway, be provided with two leading blocks at frame top, the upper and lower end of directed slide plate connects wirerope respectively, and the upper end wirerope is walked around two leading blocks and is connected with balancing weight, the lower end wirerope is connected with sucker rod, forms reciprocating type lifting oil pumping mechanism; On frame, be provided with the driving shaft that is connected with motorized speed reducer, two ends on driving shaft are fixed chain wheels respectively, two sprocket wheels are connected with duplicate sprocket by chain respectively, two duplicate sprockets are connected with other sprocket wheel by chain respectively again, be fixed with the cross-over connection axle on two chains, the pulley that matches with directed slide plate notch is loaded on the cross-over connection axle forms drive unit.It is long that " energy-saving pumping unit " has the sucker rod stroke, oil pumping rate height, and compact conformation, volume are little, in light weight, saves energy, the characteristics that make, running cost are low.But its wellhead assembly is positioned at frame inside, the workover treatment difficulty; The maintaining workload of two cover chain transmission systems is big, and its reliability reduces greatly simultaneously; The measure of the high dry running unprotect of balancing weight, safety does not have guarantee.
Another part Chinese patent 02264109.2 discloses a kind of " cluster well intelligent oil pumping machine ", its feature is being: lifting rope is located on the driving wheel of actuating unit, the lifting rope two ends are provided with polished rod eye, hang the oil pumping polish rod of two mouthfuls of wells, driving wheel and a pair of regulating wheel are linked by lifting rope, regulating wheel is located on the frame, also is provided with the lifting rope that connects balancing weight on the driving wheel.Power set adopt switched reluctance machines, and reduction box adopts planet cycloid pin gear reducer, and the power of power set output is delivered on the driving wheel by planet cycloid pin gear reducer.This utility model utilizes controller that the commutation time is set, and can solve the reversing impact problem of oil pumper well, and it is very steady to commutate.The problem of being somebody's turn to do " cluster well intelligent oil pumping machine " existence is: the power set commutation relies on electric, electronic system control, and engine, control system live load weigh, and very easily break down; The center to center distance adjustable range of a pair of regulating wheel is narrow, can not satisfy different well spacing requirements, bad adaptability; Single frame poor stability, the workover treatment difficulty; When a bite oil well broke down, whole system must be out of service, and influence is produced.
Summary of the invention
Technology point to be solved in the utility model is: provides a kind of and can satisfy different well spacing requirements, and low frequency, long stroke, compact conformation, volume are little, energy-conservation, make, running cost is low, a kind of easily twin-well oil-pumping machine of attended operation.
The utility model purpose is achieved in that a kind of twin-well oil-pumping machine of design, it is characterized in that: which comprises at least the frame 13 of the first from left right side and concrete pedestal vertical fixing, can regulate beam 8 crosswise fixed at left and right sides frame 13 tops, and parallel to the ground; Can regulate beam 8 two ends and be fixed with leading block 9 respectively, polished rod eye 12 is articulated on the leading block 9 at two ends, and 12 1 points of polished rod eye that are between the two ends leading block 9 are connected with changement; Polished rod eye 12 two ends are connected with left and right sides well rod respectively; Changement is connected with actuating unit.
The leading block 9 at described two ends connects balancing counterweight mechanism 11 respectively.
Described changement comprises power chain 4, power chain 5, commutation chain link 6 and driven sprocket 7; Power chain 4 is connected by power chain 5 with driven sprocket 7; Between power chain 4 and driven sprocket 7, there is commutation chain link 6 to be connected on the power chain 5; On the commutation chain link 6 the lifting rope hitch point is arranged, the polished rod eye 12 of the right and left is suspended on the lifting rope hitch point of commutation chain link 6.
Described actuating unit comprises engine 1, belt reduction unit 2 and reducer 3 at least, and engine 1 is connected with belt reduction unit 2 through belt, and belt reduction unit 2 is connected with reducer 3.
Described engine 1 adopts motor, diesel engine or natural gas engine.
Described belt reduction unit 2 adopts joined v-belt.
Described reducer 3 adopts single-stage or double reduction gear.
The described beam 8 of regulating is the beam-shaped structure that a shaped steel welds.
Described commutation chain link 6 is the structural members that are fixed on power chain 5 chain links.
The utility model has the advantages that: owing to be articulated on the leading block 9 at two ends at polished rod eye 12,12 1 points of polished rod eye that are between the leading block 9 at two ends are connected with changement; Polished rod eye 12 two ends are connected with left and right sides well rod respectively; Changement is connected with actuating unit, and actuating unit drives changement and does the closed curve motion, drives left and right sides well rod and pumps.Changement comprises power chain 4, power chain 5, commutation chain link 6 and driven sprocket 7; Power chain 4 is connected by power chain 5 with driven sprocket 7, has commutation chain link 6 to be connected on the power chain 5 between power chain 4 and driven sprocket 7; On the commutation chain link 6 the lifting rope hitch point is arranged, the polished rod eye 12 of the right and left is suspended on the lifting rope hitch point of commutation chain link 6; When the lifting rope hitch point is done the closed curve motion with power chain 4, driven sprocket 7 and power chain 5; Driving left and right sides well rod pumps.This mechanical continuous automatic reversing mechanism compact conformation, volume are little, and workover treatment is convenient.Commutation process does not steadily have impact, and load fluctuation is little.
Description of drawings
The utility model is described in further detail below in conjunction with the embodiment accompanying drawing.
Fig. 1 is the structure principle chart of the utility model embodiment;
Fig. 2 is the example structure schematic diagram;
Fig. 3 is the structure principle chart of continuous automatic reversing mechanism.
Among the figure: 1, engine; 2, belt reduction unit; 3, reducer; 4, power chain; 5, power chain; 6, commutation chain link; 7, driven sprocket; 8, can regulate beam; 9, leading block; 10, balancing counterweight mechanism lifting rope leading block; 11, balancing counterweight mechanism; 12, polished rod eye; 13, frame.
The specific embodiment
Embodiment as shown in Figure 1 and Figure 2, independently on the frame 13 parts such as engine 1, deceleration device, continuous automatic reversing mechanism, well spacing adjusting device, balancing counterweight mechanism 11 and polished rod eye 12 are installed right two of the first from left, frame 13 bottoms are connected with the oil pumper concrete pedestal.Engine 1 adopts common alternating current generator.Can regulate beam 8 is the beam-shaped structure of shaped steel welding.It is parallel to the ground at frame 13 tops to regulate beam 8 crosswise fixed; Can regulate beam 8 two ends and be fixed with leading block 9 respectively, leading block 9 is socketed with a polished rod eye 12, and 12 1 points of polished rod eye that are between the two ends leading block 9 are connected with changement; The leading block 9 at two ends connects balancing counterweight mechanism 11 by balancing counterweight mechanism lifting rope leading block 10 respectively; Polished rod eye 12 two ends are connected with left and right sides well rod respectively; Changement is connected with actuating unit, and actuating unit drives changement and does the closed curve motion, drives left and right sides well rod and pumps.
In Fig. 2, described actuating unit comprises engine 1, belt reduction unit 2 and reducer 3 at least, and engine 1 is connected with belt reduction unit 2 through belt, and belt reduction unit 2 is connected with reducer 3; Reducer 3 is connected with power chain 4 by chain, drives power chain 4 low-speed runnings.
During work, engine 1 outputting power, power slows down through belt reduction unit 2 and reducer 3, makes power chain 4 low-speed runnings.Power chain 4 is connected by power chain 5 with driven sprocket 7, and power chain 4 low-speed runnings make driven sprocket 7 and power chain 5 with same speed running.Between power chain 4 and driven sprocket 7, there is commutation chain link 6 to be connected on the power chain 5.Commutation chain link 6 is done the closed curve motion with power chain 4, driven sprocket 7 and power chain 5.
Continuous automatic reversing mechanism in the utility model is to drag the basis that the realization of the right and left sucker rod pumps.As shown in Figure 3, it comprises power chain 4, power chain 5, commutation chain link 6 and driven sprocket 7, and A is expressed as the chain link hitch point, and B is expressed as chain link hitch point curve movement.Power chain 4 is connected by power chain 5 with driven sprocket 7, and during power chain 4 low-speed runnings, power chain 5 drives driven sprocket 7 with same speed running; At power chain 4 and driven sprocket 7 center fixed commutation chain link 6, commutation chain link 6 is connected with power chain 5, and commutation chain link 6 is the structural members that are fixed on power chain 5 chain links; This just makes commutation chain link 6 do the closed curve motion with power chain 4, driven sprocket 7 and power chain 5.On the commutation chain link 6 the lifting rope hitch point is arranged, 12 1 points of the polished rod eye of the right and left are suspended on the lifting rope hitch point of commutation chain link 6.Lifting rope hitch point and above-mentioned closed curve have certain normal direction offset distance, and in a service cycle of power chain 5, the lifting rope hitch point of commutation chain link 6 moves back and forth about realizing once, drag to move back and forth about polished rod eye 12 is also realized once.
Claims (9)
1, a kind of twin-well oil-pumping machine is characterized in that: which comprises at least the frame (13) of the first from left right side and concrete pedestal vertical fixing, can regulate beam (8) crosswise fixed at left and right sides frame (13) top, and parallel to the ground; Can regulate beam (8) two ends and be fixed with leading block (9) respectively, polished rod eye (12) is articulated on the leading block (9) at two ends, and (12) points of polished rod eye that are between the two ends leading block (9) are connected with changement; Polished rod eye (12) two ends are connected with left and right sides well rod respectively; Changement is connected with actuating unit.
2, a kind of twin-well oil-pumping machine according to claim 1 is characterized in that: the leading block at described two ends (9) connects balancing counterweight mechanism (11) respectively.
3, a kind of twin-well oil-pumping machine according to claim 1 is characterized in that: described changement comprises power chain (4), power chain (5), commutation chain link (6) and driven sprocket (7); Power chain (4) is connected by power chain (5) with driven sprocket (7); Between power chain (4) and driven sprocket (7), there is commutation chain link (6) to be connected on the power chain (5); On the commutation chain link (6) the lifting rope hitch point is arranged, the polished rod eye of the right and left (12) is suspended on the lifting rope hitch point of commutation chain link (6).
4, a kind of twin-well oil-pumping machine according to claim 1, it is characterized in that: described actuating unit comprises engine (1), belt reduction unit (2) and reducer (3) at least, engine (1) is connected with belt reduction unit (2) through belt, and belt reduction unit (2) is connected with reducer (3); Reducer (3) is connected with power chain (4) by chain.
5, a kind of twin-well oil-pumping machine according to claim 4 is characterized in that: described engine (1) adopts motor, diesel engine or natural gas engine.
6, a kind of twin-well oil-pumping machine according to claim 4 is characterized in that: described belt reduction unit (2) adopts joined v-belt.
7, a kind of twin-well oil-pumping machine according to claim 4 is characterized in that: described reducer (3) adopts single-stage or double reduction gear.
8, a kind of twin-well oil-pumping machine according to claim 1 is characterized in that: the described beam (8) of regulating is the beam-shaped structure that a shaped steel welds.
9, a kind of twin-well oil-pumping machine according to claim 3 is characterized in that: described commutation chain link (6) is the structural member that is fixed on power chain (5) chain link.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200720126433 CN201133237Y (en) | 2007-11-20 | 2007-11-20 | Double well oil pumping machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200720126433 CN201133237Y (en) | 2007-11-20 | 2007-11-20 | Double well oil pumping machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201133237Y true CN201133237Y (en) | 2008-10-15 |
Family
ID=40061510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200720126433 Expired - Fee Related CN201133237Y (en) | 2007-11-20 | 2007-11-20 | Double well oil pumping machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201133237Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102536169A (en) * | 2011-12-14 | 2012-07-04 | 濮阳市信宇石油机械化工有限公司 | Dual-traction oil pumping unit |
| CN102654044A (en) * | 2011-03-04 | 2012-09-05 | 中国石油化工股份有限公司 | Mechanical reversing double-well energy-saving oil pumping unit |
-
2007
- 2007-11-20 CN CN 200720126433 patent/CN201133237Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102654044A (en) * | 2011-03-04 | 2012-09-05 | 中国石油化工股份有限公司 | Mechanical reversing double-well energy-saving oil pumping unit |
| CN102536169A (en) * | 2011-12-14 | 2012-07-04 | 濮阳市信宇石油机械化工有限公司 | Dual-traction oil pumping unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081015 Termination date: 20121120 |