CN103328759B - Double-acting rotation and axial load bearer element - Google Patents
Double-acting rotation and axial load bearer element Download PDFInfo
- Publication number
- CN103328759B CN103328759B CN201180056483.1A CN201180056483A CN103328759B CN 103328759 B CN103328759 B CN 103328759B CN 201180056483 A CN201180056483 A CN 201180056483A CN 103328759 B CN103328759 B CN 103328759B
- Authority
- CN
- China
- Prior art keywords
- hollow shaft
- described device
- screw
- polished rod
- clamping screw
- 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.)
- Expired - Fee Related
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000003292 diminished effect Effects 0.000 claims 1
- 230000005484 gravity Effects 0.000 description 4
- 238000005553 drilling Methods 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- 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
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/14—Pistons, piston-rods or piston-rod connections
- F04B53/144—Adaptation of piston-rods
- F04B53/146—Piston-rod guiding arrangements
-
- 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
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/12—Rope clamps ; Rod, casings or tube clamps not secured to elevators
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Geology (AREA)
- Fluid Mechanics (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- General Engineering & Computer Science (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Transmission Devices (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a kind of for borehole pump in transmission of torque to polished rod and for the device of the axial load that receives polished rod and/or hollow shaft.The transmission of torque and/or the reception of axial load is double-acting by one, the device of single-piece is guaranteed.
Description
Technical field
The present invention relates to a kind of device, utilize this device can transmit or receive axial load and the torque of borehole pump.
Background technology
US Patent No. 5,327,961 disclose a kind of driver element for borehole pump.In this driver element, polished rod is kept by polished rod binding clasp.Binding clasp consists essentially of the element of three wedge shapes, and the element of these three wedge shapes surrounds 120 ° of polished rod respectively.The element of wedge shape to be connected with housing via clamping position and to fix.For this reason, polished rod guiding device is equipped with an annex, and the element of wedge shape lies on this annex.In order to reliably keep polished rod, the element of wedge shape is equipped with axial groove in lower area.
American documentation literature US6,843,313 describe a kind of drive unit for the pump in well bore.Essentially disclose a kind of for preventing the device of polished rod rotation and vertical motion, these motions may occur when changing the blocking lining be used for relative to well bore sealing.Be fixed in polished rod by maintenance binding clasp above well bore, this maintenance binding clasp joins period fixing polishing bar turning for this reason.
By the known a lot of apparatus and method of prior art, these apparatus and method are utilized to drive and/or fixing oil delivery pump.Mainly the reception of torque and axial load has problem.Due to these tasks widely, commercially there is the device of high complexity.
Summary of the invention
Therefore, the object of the invention is to, create a kind of device of simplification, utilize this device can economically, reliable ground and the torque received for the driving shaft of borehole pump and axial load uncomplicatedly.
Above-mentioned purpose is solved by a kind of device for receiving torque and axial load.
Another object of the present invention relates to a kind of method, utilize the method can economically, reliable ground and the torque received for the driving shaft of borehole pump and axial load uncomplicatedly.
The invention discloses a kind of for borehole pump in transmission of torque to polished rod and for the device of the axial load that receives polished rod and/or hollow shaft.The transmission of torque and/or the reception of axial load is guaranteed by the device of a double-acting single-piece.This device preferably can be used in the borehole pump in oil exploitation.It will be apparent to those skilled in the art that other fluids from drilling well also can utilize this transport pump, use according to device of the present invention in described pump.
By the connection of the force closure between device and polished rod, ensure that the axial load receiving or transmit polished rod.Torque energy is by having the hollow shaft carrier transmission of at least one planarea.Here, transmission of torque realizing with the corresponding planarea of hollow shaft by device.At least one trip bolt for fixation hollow axle is provided with in the hollow shaft carrier of device.
Described device is binding clasp, and this binding clasp is equipped with seam on side.The width of seam changes by least two clamping screws.By tightening clamping screw, the distance between the Part I and Part II of described device is reduced.Reduced by this distance, foundation effect association between described device and polished rod.
The head of screw of at least one the first clamping screw is arranged on the Part I of described device.At least the nut of another clamping screw is arranged on the Part I of described device equally.The head of screw of at least one the second clamping screw is arranged on the Part II of described device.At least the nut of another clamping screw is arranged on the Part II of described device equally.By clamping screw and the affiliated nut this layout staggered on such devices, can modifier center of gravity and make the center of gravity of device be matched with the requirement of driving head.
The Part I of described device and Part II are equipped with the head of screw of at least one depression for accepting clamping screw respectively.Described depression is configured so that this is recessed at least both sides shape and accepts the head of screw of clamping screw in locking manner.
Furthermore disclosed a kind of axial load for receiving polished rod in borehole pump and/or the method for the torque of transmitting polished rod and/or hollow shaft.Polished rod is remained in the clamping region according to device of the present invention, the axial load of polished rod is received.The torque of polished rod and/or hollow shaft is transmitted via hollow shaft carrier.At least one trip bolt hollow shaft is utilized to be fastened in hollow shaft carrier.Described device has seam, by straining at least one clamping screw, this seam is reduced.Reduce described device and polished rod are in during the force closure effect sealed with shape associate by this.In order to the nut straining clamping screw only needs an instrument.Situation is such, because the head of screw of clamping screw is always introduced in depression, this depression is greater than the head of screw of corresponding clamping screw only minimumly.Therefore, the rotation of corresponding clamping screw is impossible.
In the preferred form of implementation of one, utilize device described at least two clamping screw lockings.Here, described at least two clamping screws are inserted in described device, the head of screw of the first clamping screw is positioned on the Part I of described device, and the head of screw of the second clamping screw is positioned on the Part II of described device.When using more than two clamping screws, must be noted that when loading clamping screw, the center of gravity of correctly positioner.This realizes in the following way, that is, depression be milled into like this in device, makes clamping screw must always by correctly introducing device.In addition in the device situation of pouring into a mould, directly depression can be introduced together when pouring into a mould.The position of depression has been calculated when design apparatus.
It will be apparent to those skilled in the art that the position of screw and nut also can exchange.In this case, nut can to load in depression and a described instrument can be utilized to be screwed in nut by screw.
Accompanying drawing explanation
Embodiments of the invention and advantage thereof should be set forth in more detail with reference to the accompanying drawings below.The mutual size relationship in the drawings of each element is always not corresponding to the size relationship of reality, because some shape simplifications ground illustrate enlargedly to illustrate better with other shapes compared with other elements.
Fig. 1 shows one according to device of the present invention, and this device is assemblied on driver element.
Fig. 2 shows according to device of the present invention with 3-D view.
Fig. 3 shows according to device of the present invention with the sectional view in front.
Detailed description of the invention
Fig. 1 shows according to device 10 of the present invention, and this device is assemblied on driver element 8.Be delivered to for the power driven needed for borehole pump in hollow shaft 42 via driving-disc 12.Removably to be connected with device 10 by least one trip bolt 40 in the hollow shaft carrier 24 of hollow shaft 42 access equipment 10.Polished rod 20 is remained in clamping region 22 in locking manner by device 10 force closure and shape.Effect between polished rod 20 and device 10 connects and realizes in the following manner, that is, device 10 by tension clamping screw 34 removably with polished rod 20 tensioning.Hollow shaft 42 is delivered to the power on device 10 via hollow shaft carrier 24 and is delivered to further in polished rod 20 via the clamping region 22 of device 10.Be arranged on drive link (not shown) in drilling well and oil transportation pump (not shown) is driven via polished rod 20.
Device 10 power be delivered in hollow shaft 42 is utilized to relate to torque and axial load.Torque to be delivered in hollow shaft 42 by driver element 8 and to be delivered to therefrom on the hollow shaft carrier 24 of device 10.Axial load mainly through be fixed in polished rod 20, produce for the drive link of borehole pump rotor.Produce weight component in addition, this weight component is formed by being positioned at the epitrochanterian column of material of borehole pump.Here, mainly delivery head works.The column of material above rotor in drilling well is higher, acts on epitrochanterian and thus also larger via drive link effect gravity on the device 10.
Fig. 2 shows according to device 10 of the present invention with 3-D view.Device 10 consists essentially of two subregions.Being the clamping region 22 for polished rod (not shown) on the one hand, is the region for hollow shaft carrier 24 on the other hand.Polished rod is acted on device 10 by tensioning and associating.When tensioning, Part I 44 and Part II 46 in this wise with clamping screw 34 tensioning, the seam 32 on the side 30 of device 10 is obviously reduced.For this reason by least two clamping screw 34 introducing devices 10.Head of screw 36 is arranged in space 48, and these spaces are only greater than the minimum diameter of head of screw 36 slightly.Therefore prevent clamping screw 34 from rotating.Another advantage arranging clamping screw 34 in space 48 is, only needs an instrument to strain, and utilizes this instrument to be tightened by the nut 38 of corresponding clamping screw 26.Required transmission of torque to borehole pump can will be received in the axial load occurred in drive system by the dual-use function of device 10.
Hollow shaft (not shown) is used in order to torque be delivered to device 10 from CD-ROM drive motor (not shown).This hollow shaft is placed in the hollow shaft carrier 24 of device 10.In hollow shaft carrier 24, be provided with at least one planarea 26, at least one planarea formation effect of this at least one planarea and hollow shaft is secondary.In order to hollow shaft keeps being connected with hollow shaft carrier 24, hollow shaft utilized at least one trip bolt 40 removably fixing in apparatus 10.
Fig. 3 shows according to device 10 of the present invention with the sectional view in front.Can find out in the figure, device 10 has Part I 44 and Part II 46.The seam 32 on the side 30 of device 10 can be seen between part 44 and 46.By tightening clamping screw 34, the distance A between Part I 44 and Part II 46 being reduced like this, seam 32 being reduced and polished rod (not shown) is fixed in locking manner by force closure and shape.In order to receive the torque of drive unit, hollow shaft (not shown) to be introduced in hollow shaft carrier 24 and to utilize trip bolt 40 removably fixing.
The present invention is described with reference to preferred form of implementation.
Reference numeral
8 driver elements
10 devices
12 driving-discs
20 polished rod
22 for the clamping region of polished rod
24 hollow shaft carriers
26 planareas
30 sides
32 seams
34 clamping screws
36 head of screws
38 nuts
40 trip bolts
42 hollow shafts
44 Part I
46 Part II
48 for the space of clamping screw
A distance
Claims (11)
1. one kind in borehole pump transmission of torque to the device (10) in polished rod (20), described device (10) is for receiving the axial load of polished rod (20) and/or hollow shaft (42), it is characterized in that, described device comprises hollow shaft carrier (24), the transmission of torque and/or the reception of axial load are guaranteed by the device (10) of a double-acting single-piece, wherein, torque energy is transmitted by the hollow shaft carrier (24) with at least one planarea (26), described hollow shaft carrier (24) is for receiving hollow shaft (42), and at least one planarea formation effect of described at least one planarea of hollow shaft carrier (24) and hollow shaft (42) is secondary.
2. device according to claim 1 (10), it is characterized in that, in the hollow shaft carrier (24) of described device (10), be provided with at least one trip bolt for fixation hollow axle (42) (40).
3. device according to claim 1 and 2 (10), it is characterized in that, described device (10) is binding clasp, and the width of the seam (32) of described device (10) changes by least two clamping screws (34).
4. device according to claim 1 (10), it is characterized in that, the head of screw of at least one clamping screw (34) is arranged on the Part I (44) of described device (10), and at least the nut (38) of another clamping screw (36) is arranged on the Part I (44) of described device (10) equally.
5. device according to claim 1 (10), it is characterized in that, the head of screw of at least one clamping screw (34) is arranged on the Part II (46) of described device (10), and at least the nut (38) of another clamping screw (36) is arranged on the Part II (46) of described device (10) equally.
6. device according to claim 1 (10), it is characterized in that, the Part I (44) of described device (10) and Part II (46) are equipped with at least one depression (48) respectively for accepting the head of screw of clamping screw (34).
7. device according to claim 6 (10), is characterized in that, described depression (48) is configured so that this is recessed at least both sides shape and accepts the head of screw of clamping screw (34) in locking manner.
8. device according to claim 1 (10), is characterized in that, described device (10) is used in the borehole pump in oil exploitation.
9. one kind comprises device (10) described in claim 1 to 8 any one receive the axial load of polished rod (20) and/or the method for the torque of transmitting polished rod (20) and/or hollow shaft (42) for utilizing in borehole pump, it is characterized in that
Polished rod (20) is remained in the clamping region (22) of described device (10), the axial load of polished rod (20) is received;
The torque of polished rod (20) and/or hollow shaft (42) is transmitted via hollow shaft carrier (24);
At least one trip bolt (40) hollow shaft (42) is utilized to be fastened in hollow shaft carrier (24);
Described device (10) has seam (32), by straining at least one clamping screw (34), this seam is diminished; And
In order to the nut (38) straining clamping screw (34) only needs an instrument.
10. method according to claim 9, is characterized in that, utilizes device (10) described in the locking of at least two clamping screws (34).
11. methods according to claim 10, it is characterized in that, described at least two clamping screws (34) are screwed in described device (10) in this wise, the head of screw of one clamping screw (34) is positioned on the Part I (44) of described device (10), and the head of screw of the second clamping screw is positioned on the Part II (46) of described device (10).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102010052657A DE102010052657A1 (en) | 2010-11-26 | 2010-11-26 | Dual rotary and Axiallastaufnahmeelement |
| DE102010052657.6 | 2010-11-26 | ||
| PCT/DE2011/002036 WO2012092914A2 (en) | 2010-11-26 | 2011-11-24 | Dual rotational and axial load pick-up element |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103328759A CN103328759A (en) | 2013-09-25 |
| CN103328759B true CN103328759B (en) | 2016-04-13 |
Family
ID=45787048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201180056483.1A Expired - Fee Related CN103328759B (en) | 2010-11-26 | 2011-11-24 | Double-acting rotation and axial load bearer element |
Country Status (4)
| Country | Link |
|---|---|
| CN (1) | CN103328759B (en) |
| AU (1) | AU2011354298A1 (en) |
| DE (1) | DE102010052657A1 (en) |
| WO (1) | WO2012092914A2 (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4372379A (en) * | 1981-10-06 | 1983-02-08 | Corod Manufacturing Ltd. | Rotary drive assembly for downhole rotary pump |
| US5358036A (en) * | 1992-07-16 | 1994-10-25 | Mills Robert A R | Safety disc brake assembly |
| CN2505810Y (en) * | 2001-05-10 | 2002-08-14 | 大庆油田有限责任公司 | New type screw pump polish rod torque, rotating speed, axial force measuring device |
| CN2849222Y (en) * | 2005-12-02 | 2006-12-20 | 马力 | Direct driving intelligent screw pump driving device |
| US7673674B2 (en) * | 2006-01-31 | 2010-03-09 | Stream-Flo Industries Ltd. | Polish rod clamping device |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT281606B (en) * | 1967-02-22 | 1970-05-25 | Emil Lodynski | Polishing rod clamp for deep pump systems |
| US4363357A (en) * | 1980-10-09 | 1982-12-14 | Hunter Joseph M | Rotary drilling head |
| US5327961A (en) | 1992-09-25 | 1994-07-12 | Mills Robert A R | Drive head for downhole rotary pump |
| US6241016B1 (en) * | 1998-04-03 | 2001-06-05 | R & M Energy Systems | Drive head assembly |
| CA2311036A1 (en) | 2000-06-09 | 2001-12-09 | Oil Lift Technology Inc. | Pump drive head with leak-free stuffing box, centrifugal brake and polish rod locking clamp |
| CA2455742C (en) * | 2004-01-23 | 2012-01-10 | Kudu Industries Inc. | Rotary drivehead for downhole apparatus |
| EA200602209A1 (en) * | 2004-06-04 | 2007-04-27 | Линн П. Тессье | OPTIMAL COMMUNICATED REACTIVE SYNCHRONOUS MOTOR AND ITS APPLICATION AS A TOP DRIVE FOR A ROTARY PUMP |
| US8016027B2 (en) * | 2007-07-30 | 2011-09-13 | Direct Drivehead, Inc. | Apparatus for driving rotating down hole pumps |
| US20090065190A1 (en) * | 2007-09-12 | 2009-03-12 | Leslie Dean Smith | Oil well polish rod clamp for use with a rotator on a beam pumping unit |
| CN201695965U (en) * | 2010-01-29 | 2011-01-05 | 中国石油化工股份有限公司 | Rotating device of polished rod |
-
2010
- 2010-11-26 DE DE102010052657A patent/DE102010052657A1/en not_active Withdrawn
-
2011
- 2011-11-24 CN CN201180056483.1A patent/CN103328759B/en not_active Expired - Fee Related
- 2011-11-24 AU AU2011354298A patent/AU2011354298A1/en not_active Abandoned
- 2011-11-24 WO PCT/DE2011/002036 patent/WO2012092914A2/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4372379A (en) * | 1981-10-06 | 1983-02-08 | Corod Manufacturing Ltd. | Rotary drive assembly for downhole rotary pump |
| US5358036A (en) * | 1992-07-16 | 1994-10-25 | Mills Robert A R | Safety disc brake assembly |
| CN2505810Y (en) * | 2001-05-10 | 2002-08-14 | 大庆油田有限责任公司 | New type screw pump polish rod torque, rotating speed, axial force measuring device |
| CN2849222Y (en) * | 2005-12-02 | 2006-12-20 | 马力 | Direct driving intelligent screw pump driving device |
| US7673674B2 (en) * | 2006-01-31 | 2010-03-09 | Stream-Flo Industries Ltd. | Polish rod clamping device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2012092914A2 (en) | 2012-07-12 |
| DE102010052657A1 (en) | 2012-05-31 |
| CN103328759A (en) | 2013-09-25 |
| WO2012092914A3 (en) | 2013-04-11 |
| AU2011354298A1 (en) | 2013-07-04 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent of invention or patent application | ||
| CB02 | Change of applicant information |
Address after: German selbe Applicant after: Resistance to pump and the System Co., Ltd of speeding Address before: German selbe Applicant before: Nye pump & Systems Ltd |
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| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: Free format text: CORRECT: APPLICANT; FROM: NETZSCH OILFIELD PRODUCTS GMBH TO: NETZSCH PUMP + SYSTEMS CO., LTD. |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160413 Termination date: 20201124 |