CN108533225A - Band pocket type pumping unit - Google Patents
Band pocket type pumping unit Download PDFInfo
- Publication number
- CN108533225A CN108533225A CN201810493068.6A CN201810493068A CN108533225A CN 108533225 A CN108533225 A CN 108533225A CN 201810493068 A CN201810493068 A CN 201810493068A CN 108533225 A CN108533225 A CN 108533225A
- Authority
- CN
- China
- Prior art keywords
- bandlet
- axis
- fixing body
- wheel
- anchoring part
- Prior art date
- 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.)
- Granted
Links
- 238000005086 pumping Methods 0.000 title claims abstract description 20
- 238000004873 anchoring Methods 0.000 claims abstract description 43
- 239000004744 fabric Substances 0.000 claims abstract description 10
- 230000000694 effects Effects 0.000 claims description 13
- 230000009471 action Effects 0.000 claims description 4
- 230000033001 locomotion Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 14
- 238000011084 recovery Methods 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 17
- 239000007788 liquid Substances 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 4
- 238000000605 extraction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000002337 anti-port Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 238000012938 design process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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
Abstract
The invention belongs to oil field equipment fields, more particularly to a kind of band pocket type pumping unit, including driving wheel, driven wheel, bandlet, position anchoring part and oil sump, the positioning anchoring part is mounted on the underground of producing well, it is provided with guide wheel at the top of positioning anchoring part, the bandlet is passed through by the downside of guide wheel and rear end to end forms closed loop configuration, bandlet is wound on driving wheel and driven wheel, driving wheel provides power for the operating of bandlet, driven wheel makes the well head of bandlet and producing well to just, the side of bandlet is densely covered with opening towards consistent cloth bag, and the opening direction of cloth bag is consistent with the length direction of bandlet, the oil sump is located at the underface of driving wheel and driven wheel.The structure of the present invention and its simple, manufacturing cost is extremely low, easy to maintenance, rapid operation, therefore economic benefit is fabulous.The present invention is very suitable for the production of viscous crude, and compared with beam pumping unit, oil recovery efficiency has obtained significant increase.
Description
Technical field
The invention belongs to oil field equipment field more particularly to a kind of band pocket type pumping units.
Background technology
In petroleum production engineering, pumping unit is a kind of basic equipment, and function is that the liquid of underground is delivered to ground.It is existing
Pumping unit be mostly beam pumping unit, but beam pumping unit is complicated, and manufacturing cost is high, high failure rate, repair
Arduously.
In addition, for viscous crude, since the viscosity of crude oil is high, poor fluidity, flow resistance is big, leads to filling for oil well pump
Full coefficient is low, and pump efficiency is low, therefore very low using the production efficiency of beam pumping unit production viscous crude.
Invention content
The present invention provides a kind of band pocket type pumping unit, to solve the problems mentioned in the above background technology.
Technical problem solved by the invention is realized using following technical scheme：
The present invention includes driving wheel, driven wheel, bandlet, positioning anchoring part and oil sump, and the positioning anchoring part, which is mounted on, to recover the oil
The underground of well positions and is provided with guide wheel at the top of anchoring part, and the bandlet is passed through by the downside of guide wheel and rear end to end forms envelope
The loop configuration closed, bandlet are wound on driving wheel and driven wheel, and driving wheel provides power for the operating of bandlet, and driven wheel makes bandlet
It is open towards consistent cloth bag, and the opening direction and bandlet of cloth bag with the well head of producing well to just, the side of bandlet is densely covered with
Length direction it is consistent, the oil sump is located at the underface of driving wheel and driven wheel；
The structure of the positioning anchoring part includes upper fixing body, adapter, lower fixing body, A axis, B axle, leading screw, slide bar, wedge
Block and anchor block are connected between upper fixing body and adapter by pin, are connected through a screw thread between adapter and lower fixing body, institute
The A axis and B axle stated are installed on fixing body, and in the horizontal direction, the guide wheel fixes peace to the axis direction of A axis and B axle
On A axis, be connected by power is realized by belt gear between A axis and B axle, wherein belt pulley on A axis and A axis it
Between connected by unilateral bearing, the axis of the leading screw vertically, the upper end of leading screw by bevel-gear sett with it is described
B axle realize be connected by power, the slide bar, voussoir and anchor block be installed in lower fixing body, slide bar by screw thread with it is described
Leading screw connection, voussoir and anchor block mounted in pairs be in the lateral mounting hole on lower fixing body, and setting is useful on the outside of lower fixing body
In the press strip for preventing anchor block from being dropped out from the lateral mounting hole, press strip is fixedly mounted on by screw on lower fixing body, wedge
Be provided with spring between block and anchor block, be provided with mutually matched inclined-plane on slide bar and voussoir, slide bar under the driving of leading screw to
When lower mobile, voussoir transverse movement under the action of the inclined-plane realizes that positioning anchoring part is covering to push anchor block to bulge outward
Anchoring in pipe is provided with fishing head at the top of the upper fixing body.
The strip that the side contacted with driving wheel, driven wheel and guide wheel on the bandlet is provided with its anti-skidding effect is convex
It rises.It is provided with shield on the outside of the belt gear.
Beneficial effects of the present invention are：
1, structure of the invention and its simple, manufacturing cost is extremely low, easy to maintenance, rapid operation, therefore economic benefit pole
It is good.
2, the present invention is very suitable for the production of viscous crude, and compared with beam pumping unit, oil recovery efficiency has obtained significant increase.
3, the production capacity adjusting range of beam pumping unit is smaller, causes comprehensive oil extraction less efficient.And in the present invention, lead to
The rotating speed for crossing adjustment driving wheel can adjust the oil recovery ability of the present invention in very large range, and the present invention is made both to be applicable to high yield
Well, and it is applicable to stripper well, to greatly improve comprehensive oil extraction efficiency.
Description of the drawings
Fig. 1 is the overall structure diagram of the present invention；
Fig. 2 is the structural schematic diagram of bandlet；
Fig. 3 is the cross-sectional view for positioning anchoring part；
Fig. 4 is the external structure schematic diagram for positioning anchoring part.
In figure：1- positions anchoring part, 2- bandlets, 3- driven wheels, 4- driving wheels, 5- oil sumps, fixing body under 6-, 7- anchor blocks, 8-
Spring, 9- voussoirs, 10- press strips, 11- adapters, 12- pins, the upper fixing bodies of 13-, 14- guide wheels, 15- fishing heads, 16- belts
Wheel, 17-A axis, 18- unilateral bearings, 19-B axis, 20- leading screws, 21- slide bars, 22- strip projected parts, 23- cloth bags, 24- casings, 25-
Shield.
Specific implementation mode
The present invention is described further below in conjunction with attached drawing：
The present invention includes driving wheel 4, driven wheel 3, bandlet 2, positioning anchoring part 1 and oil sump 5, the effect of driving wheel 4 be flat
Power is provided with 2 operating, the effect of driven wheel 3 is to make the well head of bandlet 2 and producing well to just, the effect of bandlet 2 is to continue
The liquid of underground is delivered to ground by ground, and the effect of positioning anchoring part 1 is to provide a switch-back point for being located at underground for bandlet 2, is made
2 uninterrupted work of bandlet.The effect of oil sump 5 is to collect the production fluid for being delivered to ground.
The positioning anchoring part 1 is mounted on the underground of producing well, and the top of positioning anchoring part 1 is provided with guide wheel 14, described
Bandlet 2 by guide wheel 14 downside pass through it is rear it is end to end form closed loop configuration, bandlet 2 is wound on driving wheel 4 and driven wheel 3
On, the side of bandlet 2, which is densely covered with, to be open towards consistent cloth bag 23, and the length direction of the opening direction and bandlet 2 of cloth bag 23
Unanimously, the oil sump 5 is located at the underface of driving wheel 4 and driven wheel 3.When work, driving wheel 4 is in motor or other power sources
Driving under rotate, to drive 2 Positive work of bandlet, in the process, the cloth bag 23 on bandlet 2 is constantly by down-hole liquid
It is delivered to ground and is poured onto in oil sump 5.
The structure of the positioning anchoring part 1 includes upper fixing body 13, adapter 11, lower fixing body 6, A axis 17, B axle 19, silk
Thick stick 20, slide bar 21, voussoir 9 and anchor block 7, are connected between upper fixing body 13 and adapter 11 by pin 12, and adapter 11 is under
It is connected through a screw thread between fixing body 6, the A axis 17 and B axle 19 are installed on fixing body 13, A axis 17 and B axle 19
In the horizontal direction, the guide wheel 14 is fixedly mounted on A axis 17 axis direction, passes through belt transmission between A axis 17 and B axle 19
Mechanism realizes be connected by power, wherein is connected by unilateral bearing 18 between the belt pulley 16 on A axis 17 and A axis 17, the silk
Vertically, be connected by power is realized in the upper end of leading screw 20 to the axis of thick stick 20 by bevel-gear sett and the B axle 19, described
Slide bar 21, voussoir 9 and anchor block 7 be installed in lower fixing body 6, slide bar 21 is connect by screw thread with the leading screw 20, wedge
In the lateral mounting hole on lower fixing body 6,6 outside of lower fixing body is provided with for preventing anchor block for block 9 and 7 mounted in pairs of anchor block
7 press strips 10 dropped out from the lateral mounting hole, press strip 10 are fixedly mounted on by screw on lower fixing body 6,9 He of voussoir
It is provided with spring 8 between anchor block 7, mutually matched inclined-plane, driving of the slide bar 21 in leading screw 20 are provided on slide bar 21 and voussoir 9
Under when moving down, the transverse movement under the action of inclined-plane of voussoir 9 realizes positioning anchor to push anchor block 7 to bulge outward
Anchoring of the seat 1 in casing 24, the top of the upper fixing body 13 is provided with fishing head 15.
In the design process of the present invention, positioning anchoring part 1 is the most important thing.After positioning anchoring part 1 is gone into the well, it is necessary to reliable earth anchor
It is scheduled on 24 inner wall of casing, cannot especially rotate, once positioning anchoring part 1 rotates, bandlet 2 will play torsion, to aggravate bandlet 2
Abrasion even makes bandlet 2 be difficult to operate.And in the present invention, the slide bar 21 driven by leading screw 20 can provide larger for anchor block 7
Anchorage force, to ensure position anchoring part 1 be anchored reliability.
The present invention is provided with unilateral bearing 18 in positioning anchoring part 1, and unilateral bearing 18 is in one direction can be free
Rotation, and a kind of bearing locked in the other directions.So that positioning anchoring part 1 can successfully, rapidly, easily
It sets.Specifically, when guide wheel 14 inverts, unilateral bearing 18 is in locked direction, can pass the power of guide wheel 14, from
And power is provided for the anchoring of anchor block 7, and when the rotating forward of guide wheel 14, unilateral bearing 18 is in and direction is freely rotated, at this point, A axis 17
Power transmission cut-out between the belt pulley 16 on A axis, to ensure that the anchoring effect of anchor block 7 will not be in the positive fortune of bandlet 2
It is released when turning.
When installation positioning anchoring part 1, first positioning anchoring part 1 is transferred into well, gravity of the bandlet 2 in positioning anchoring part 1
It leads in well and stretches under traction, after the positioning decentralization to precalculated position of anchoring part 1, manually make 2 antiport of bandlet,
Under the drive of bandlet 2, guide wheel 14 also rotates backward, at this point, the belt pulley 16 on A axis 17 under the action of unilateral bearing 18 with A
Axis rotates together with, and the power of A axis is converted into the rotary motion of leading screw 20 by belt gear and gear drive, described
Slide bar 21 moved down under the driving effect of leading screw 20, and then push voussoir 9 and anchor block 7, positioning anchoring part 1 made to be fixed on set
On the inner wall of pipe 24.Anchoring part 1 is positioned after installation is complete, driving wheel 4 is made to rotate forward, then drives 2 Positive work of bandlet, bandlet 2 is just
To when rotation, guide wheel 14 and A axis 17 rotate in the forward direction together with bandlet 2, at this point, dynamic between the belt pulley 16 on A axis 17 and A axis
Power transmission cut-out, to ensure that the anchoring effect of anchor block 7 will not be released in 2 Positive work of bandlet.
Needed when positioning anchoring part 1, above carried bandlet 2, upper fixing body 13 cut under the traction of bandlet 2 pin 12 and on
Row, at this time the anchoring effect of anchor block 7 are released from, and positioning anchoring part 1 smoothly can be carried above.It is waited in special circumstances in disconnected take off of bandlet 2, it can
To block fishing head 15 by conventional Fishing Tools, smoothly above carrying for positioning anchoring part 1 is realized.
The side contacted with driving wheel 4, driven wheel 3 and guide wheel 14 on the bandlet 2 has been provided with the item of anti-skidding effect
Shape protrusion 22, correspondingly, the outside of driving wheel 4, driven wheel 3 and guide wheel 14 should be also provided with to be matched with the strip projected parts 22
Bar-shaped trough.
It is provided with shield 25 on the outside of the belt gear, belt gear can be effectively prevent impaired.
In specific implementation process into, the belt gear can also be changed to other driving forms such as chain-drive mechanism.
Compared with existing beam pumping unit, the present invention has the following advantages：
1, in beam pumping unit, power plant needs to overcome the running resistance of transmission mechanism, sucker rod and pump core
The gravity of gravity and down-hole liquid, thus it is higher to the power requirement of power plant, and in the course of work of the present invention, pumping unit
Power plant only need to provide lifting force for down-hole liquid, and provide power for the operating of bandlet, compared with prior art
Required power greatly reduces, and therefore, the present invention has fabulous energy-saving effect.
2, structure of the invention is extremely simple, and manufacturing cost is extremely low, easy to maintenance, rapid operation, therefore economic benefit pole
It is good.
3, the viscosity regardless of down-hole liquid, as long as ensureing that the rotating speed of driving wheel 4 is inconvenient, production capacity of the invention can protect
Hold constant, therefore, the present invention is very suitable for the production of viscous crude, and can guarantee higher oil recovery efficiency.
3, the production capacity adjusting range of beam pumping unit is smaller, causes comprehensive oil extraction less efficient.And in the present invention, lead to
The rotating speed for crossing adjustment driving wheel can adjust the oil recovery ability of the present invention in very large range, and the present invention is made both to be applicable to high yield
Well, and it is applicable to stripper well, to greatly improve comprehensive oil extraction efficiency.
Claims (3)
1. a kind of band pocket type pumping unit, it is characterised in that：Including driving wheel (4), driven wheel (3), bandlet (2), positioning anchoring part (1)
With oil sump (5), the positioning anchoring part (1) is mounted on the underground of producing well, guide wheel is provided at the top of positioning anchoring part (1)
(14), the bandlet (2) by the downside of guide wheel (14) pass through it is rear it is end to end form closed loop configuration, bandlet (2) around
On driving wheel (4) and driven wheel (3), driving wheel (4) provides power for the operating of bandlet (2), and driven wheel (3) makes bandlet (2)
It is open towards consistent cloth bag (23), and the opening of cloth bag (23) with the well head of producing well to just, the side of bandlet (2) is densely covered with
Direction is consistent with the length direction of bandlet (2), and the oil sump (5) is located at the underface of driving wheel (4) and driven wheel (3)；
The structure of the positioning anchoring part (1) includes upper fixing body (13), adapter (11), lower fixing body (6), A axis (17), B
Axis (19), leading screw (20), slide bar (21), voussoir (9) and anchor block (7) pass through pin between upper fixing body (13) and adapter (11)
(12) connection is followed closely, is connected through a screw thread between adapter (11) and lower fixing body (6), the A axis (17) and B axle (19) are pacified
On upper fixing body (13), in the horizontal direction, the guide wheel (14) is fixed to pacify the axis direction of A axis (17) and B axle (19)
On A axis (17), be connected by power is realized by belt gear between A axis (17) and B axle (19), wherein on A axis (17)
Belt pulley (16) and A axis (17) between connect by unilateral bearing (18), the axis of the leading screw (20) vertically,
The upper end of leading screw (20) be connected by power, the slide bar (21), voussoir are realized by bevel-gear sett and the B axle (19)
(9) it is installed in lower fixing body (6) with anchor block (7), slide bar (21) is connect by screw thread with the leading screw (20), voussoir
(9) and anchor block (7) mounted in pairs is in lateral mounting hole on lower fixing body (6), is provided on the outside of lower fixing body (6) for preventing
The press strip (10) that only anchor block (7) is dropped out from the lateral mounting hole, press strip (10) are fixedly mounted on lower installation by screw
On body (6), it is provided with spring (8) between voussoir (9) and anchor block (7), is provided on slide bar (21) and voussoir (9) mutually matched
Inclined-plane, when slide bar (21) moves down under the driving of leading screw (20), voussoir (9) transverse movement under the action of inclined-plane,
To push anchor block (7) to bulge outward, anchoring of the positioning anchoring part (1) in casing (24), the upper fixing body (13) are realized
Top be provided with fishing head (15).
2. a kind of band pocket type pumping unit according to claim 1, it is characterised in that：On the bandlet (2) and driving wheel
(4), the side of driven wheel (3) and guide wheel (14) contact has been provided with the strip projected parts (22) of anti-skidding effect.
3. a kind of band pocket type pumping unit according to claim 1, it is characterised in that：The outside of the belt gear
It is provided with shield (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810493068.6A CN108533225B (en) | 2018-05-22 | 2018-05-22 | Pumping unit with bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810493068.6A CN108533225B (en) | 2018-05-22 | 2018-05-22 | Pumping unit with bag |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108533225A true CN108533225A (en) | 2018-09-14 |
| CN108533225B CN108533225B (en) | 2023-11-28 |
Family
ID=63471681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810493068.6A Active CN108533225B (en) | 2018-05-22 | 2018-05-22 | Pumping unit with bag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108533225B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110159230A (en) * | 2019-05-16 | 2019-08-23 | 大庆天工开物能源科技有限公司 | A kind of producing well catena pocket formula rotation bailing production device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1299018C (en) * | 1986-12-23 | 1992-04-21 | Dennis A. Pauls | Beamless pumping unit |
| CN102943649A (en) * | 2011-08-16 | 2013-02-27 | 王毅 | Non-beam mechanical reversing long-stroke pumping unit |
| CN104329061A (en) * | 2014-11-14 | 2015-02-04 | 大庆丹诺石油科技开发有限公司 | Walking-beam-free type intelligent oil pumping unit |
| CN104675354A (en) * | 2013-11-26 | 2015-06-03 | Pcm技术公司 | Torque anchor for blocking the rotation of a production string of a well |
| US20160160581A1 (en) * | 2011-07-13 | 2016-06-09 | International Business Alliance Management, Inc. | Numerically controlled tower type combination drive pumping unit and tower moving system |
| CN206246095U (en) * | 2016-12-14 | 2017-06-13 | 大庆丹诺石油科技开发有限公司 | The blue elephant that a kind of use decelerating through motor unit drives is put |
| CN208236392U (en) * | 2018-05-22 | 2018-12-14 | 大庆东达节能技术开发服务有限公司 | Band pocket type pumping unit |
-
2018
- 2018-05-22 CN CN201810493068.6A patent/CN108533225B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1299018C (en) * | 1986-12-23 | 1992-04-21 | Dennis A. Pauls | Beamless pumping unit |
| US20160160581A1 (en) * | 2011-07-13 | 2016-06-09 | International Business Alliance Management, Inc. | Numerically controlled tower type combination drive pumping unit and tower moving system |
| CN102943649A (en) * | 2011-08-16 | 2013-02-27 | 王毅 | Non-beam mechanical reversing long-stroke pumping unit |
| CN104675354A (en) * | 2013-11-26 | 2015-06-03 | Pcm技术公司 | Torque anchor for blocking the rotation of a production string of a well |
| CN104329061A (en) * | 2014-11-14 | 2015-02-04 | 大庆丹诺石油科技开发有限公司 | Walking-beam-free type intelligent oil pumping unit |
| CN206246095U (en) * | 2016-12-14 | 2017-06-13 | 大庆丹诺石油科技开发有限公司 | The blue elephant that a kind of use decelerating through motor unit drives is put |
| CN208236392U (en) * | 2018-05-22 | 2018-12-14 | 大庆东达节能技术开发服务有限公司 | Band pocket type pumping unit |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110159230A (en) * | 2019-05-16 | 2019-08-23 | 大庆天工开物能源科技有限公司 | A kind of producing well catena pocket formula rotation bailing production device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108533225B (en) | 2023-11-28 |
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