CN101324181B - Integral locking-proof oil dragging pump - Google Patents
Integral locking-proof oil dragging pump Download PDFInfo
- Publication number
- CN101324181B CN101324181B CN2008103030535A CN200810303053A CN101324181B CN 101324181 B CN101324181 B CN 101324181B CN 2008103030535 A CN2008103030535 A CN 2008103030535A CN 200810303053 A CN200810303053 A CN 200810303053A CN 101324181 B CN101324181 B CN 101324181B
- Authority
- CN
- China
- Prior art keywords
- cover
- seat
- joint ring
- sealing ring
- flexure strip
- 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.)
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- 238000012856 packing Methods 0.000 claims description 17
- 210000004907 gland Anatomy 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 abstract description 15
- 238000005086 pumping Methods 0.000 abstract description 8
- 239000003921 oil Substances 0.000 description 25
- 230000000694 effects Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 239000003129 oil well Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 235000015927 pasta Nutrition 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Abstract
The invention relates to an oil pumping tool used in an oil field, in particular to an integral antilocking oil extractor, which comprises a vertical shaft, and a sealing body is sheathed on the vertical shaft in a slidable way. The sealing body includes a sealing ring seat cover, the outer circumference of the sealing ring seat cover is sheathed with a sealing ring; the bottom of the sealing ring is provided with vertical elastic trips for supporting the sealing ring, the elastic trips are spliced and hooked at intervals and vertically along the whole circumference of the sealing ring seat cover, the lower end surface of the sealing ring is positioned on the vertical end surfaces of the elastic trips which are exposed outward; the sealing ring seat cover is internally lined with a rubber tube, the outer surface of the rubber tube is apically grafted with the inserted elastic trips, the recoil of the elastic trips is realized under the condition that oil pressure acts on the inner wall of the rubber tube; the lower end of the sealing ring seat cover is screwed with a lower and middle connecting piece, the lining of the lower and middle connecting piece is screwed with a lower seat cover; the upper end of the sealing ring seat cover is screwed with an upper and middle connecting piece, the lining of the upper and middle connecting piece is screwed with a pressing sleeve. As the elastic trips radially move, the exposed part is shortened, the intensity is high, the retraction is sensitive, and the use is more reliable.
Description
Technical field
The present invention relates to a kind of oil field pumping tool, i.e. integral locking-proof oil dragging pump.
Background technology
In prior art, what China's oil-field oil pumper tool generally adopted is double-crank, rocking bar beam pumping unit (being commonly called as the machine of kowtowing), but after petroleum reserves exhaustion in the oil well, continues to use oil pumper will cause the cost height of pumping again, and oil pumping vehicle is often used at the scene instead.Oil pumping vehicle has the hoist engine of lay winding wire ropes, hangs at the wire rope front end and connects counterweight, sealing-plug, puts into well then, down to certain reservoir depth, on carry sealing-plug, oil is proposed, its shortcoming is because borehole wall distortion, sealing-plug is transferred difficulty, often by jam, and the influence oil pumping.
China's utility model patent manual on April 25th, 2007 disclosed the utility model patent that a kind of name is called " distortion oil well oil-pumping device ", patent No. ZL200620090208.8.It comprises a vertical shaft, slide on the vertical shaft and be with seal, seal is crimped with vertical flexure strip by forming twisting the upper frame and the lower support that connect up and down between upper and lower support, flexure strip is along the vertical grafting at interval of upper frame whole circumference, and each flexure strip exposed parts is along the circumference bending.The upper frame excircle is with joint ring, and the joint ring lower surface is sitting in last the standing on the end face that flexure strip exposes.During use, the vertical shaft upper end is connected with the wire rope of oil pumper, following termination counterweight, and as distortion pit shaft location, borehole wall extruding flexure strip returns and leans on, and realizes undergauge, can pass through smoothly in well.Contact can be floated seal by the buoyancy of oil during pasta, and oil can enter the top of seal by the necking down of axle, makes whole oil-sucker slip into the oil end, carries on then, can put on oil come.Discovery is in use split, is collected Sha Denghui as sleeve pipe dislocation, rust the flexure strip that exposes than length is fractureed (flexure strip employing rotation withdrawal, the exposed parts body is long, frangibility), influences to seal.
The utility model content
The objective of the invention is provides a kind of result of use better overall locking-proof oil dragging pump at above-mentioned deficiency.
Technical solution of the present invention is: integral locking-proof oil dragging pump, comprise a vertical shaft, and sliding on the vertical shaft is with seal.Seal comprises a joint ring cover for seat, and the joint ring cover for seat excircle seat of honour is with joint ring; The vertical flexure strip of support is arranged at joint ring bottom, and flexure strip is along the vertical grafting and articulating at interval of joint ring cover for seat whole circumference, joint ring lower surface seat on the upright end that flexure strip exposes on; Joint ring cover for seat liner has packing element, and the flexure strip apical grafting of packing element external surface and insertion under the shape condition of oil pressure effect packing element inwall, is realized the flexure strip return; Joint ring cover for seat lower end connects cover in twisting and being connected to down, connects the stubborn fixedly following cover for seat of packing element lower end that is connected to of cover liner in descending; The seal ring seat set upper side connects cover in twisting and being connected to, and connects the stubborn fixedly gland of packing element upper end that is connected to of cover liner in going up.
During use, the vertical shaft upper end is connected with the wire rope of oil pumper, and following termination counterweight is put into oil well, as distortion pit shaft location, borehole wall extruding flexure strip returns and leans on, and realizes undergauge, can pass through smoothly, by after again under the packing element effect, make the flexure strip return, support the joint ring bottom well.When touching pasta, can float seal by oily buoyancy, axle moves down, oil can enter the top of seal by cavity around the axle, makes whole seal can continue to move down certain depth, carries on then, seal seat envelope can be put on the oil more than the seal come.
Advantage of the present invention is: because flexure strip moves radially, exposed parts shortens, the intensity height, and retraction is sensitive, uses more reliable.
Below in conjunction with accompanying drawing the present invention is described in further detail.
Description of drawings
Fig. 1 is a structure diagram of the present invention;
Fig. 2 is that Fig. 1 is along the A-A sectional drawing;
Fig. 3 is the flexure strip schematic diagram;
Fig. 4 is Fig. 3 left view;
Fig. 5 is that flexure strip puts the layout schematic diagram in seal ring seat.
Fig. 6 is two seals structural representations that are connected in series side by side.
Referring to Fig. 1,2,5, integral locking-proof oil dragging pump comprises a vertical shaft 1, and sliding on the vertical shaft 1 is with seal 16 (assembly structure).Seal 16 comprises a joint ring cover for seat 2, and the joint ring cover for seat 2 excircle seats of honour are with joint ring 3.The elastomeric material that joint ring 3 adopts for seal commonly used, resilient.The vertical flexure strip 4 of support is arranged at joint ring 3 bottoms, flexure strip 4 is along the at interval vertical grafting and articulating of joint ring cover for seat 2 whole circumference, can be pressed towards the axle center when meeting the axially downward pressure square of the vertical flexure strip of radial effect power or joint ring and draw close, realize undergauge greater than the radially outer pressure square of the vertical flexure strip of glue bucket.Flexure strip 4 is pegged graft at interval, and having guaranteed has the local contraction of leaning on of returning when being pressed.Flexure strip 4 effects are to strengthen the bulk strength of joint ring 3, and local distortion is taken place when guaranteeing to be hampered again.Joint ring 3 lower surface seats are on the upright end that flexure strip 4 exposes on 17.Be lined with packing element 5 in the joint ring cover for seat 2, flexure strip 4 apical graftings of packing element 5 external surfaces and insertion.Connect cover 6 during joint ring cover for seat 2 lower ends are twisted and to be connected to down, connect the stubborn fixedly following cover for seat 7 of packing element 5 lower ends that is connected to of cover 6 liners in down.Joint ring cover for seat 2 upper ends connect cover 8 in twisting and being connected to, and connect the stubborn fixedly gland 9 of packing element 5 upper ends that is connected to of cover 8 liners in going up.
Joint ring 3 cross sections are the upper shed flute profile, so that expand outside oil pressure is done the time spent, are beneficial to sealing, and simultaneous adaptation is beneficial to distortion when meeting bad well section.Fixedly pressure cap 11 is arranged in joint ring 3 opening trough_likes, and the location is reliable.
Vertical shaft 1 upper and lower side respectively is connected with wire rope snap joint 12, counterweight snap joint 13.
There is sloping platform 14 upper end of vertical shaft 1 lower end counterweight snap joint 13, and corresponding cover for seat 7 inner faces down also have inclined- plane 15, and 15,14 joining bases envelope in two sides realizes sealing when dragging for oil.
Referring to Fig. 3,4, upright end has a slice plane body 17 on each flexure strip 4 exposed parts, and plane body 17 effects are to increase the contact area with joint ring 3 bottoms.There is hook 18 on flexure strip 4 tops, are used to be articulated in joint ring cover for seat 2 top places.Flexure strip 4 is that the sheet symmetry is combined about two among the figure, and is easy to process.
Referring to Fig. 5, be flexure strip 4 along joint ring cover for seat 2 whole circumference vertical grafting and the more detailed structure that articulates at interval.Joint ring cover for seat 2 bottoms are processed with rectangular open-minded hole along the circle spacing, and flexure strip 4 tops hook 18 is articulated in joint ring cover for seat 2 top places.
Referring to Fig. 6, be two seals 16 structures that are connected in series side by side, sealing effectiveness is better, can adopt according to user's actual conditions.
Operating principle: when transferring in well, running into oil reservoir seal 16 can be floated, and the space of OIH between vertical shaft 1 and packing element flows to seal 16 tops.When mentioning after putting in place, 16 of seals are enclosed on the sloping platform 14 of lower end counterweight snap joint 13, and top crude oil can not leak down.Transfer or on carry in seal 16 processes, as casing deformation place, flexure strip 4 is withdrawal radially, and conveniently passes through, and under packing element 5 effects flexure strip 4 is resetted by the back, finally the oil of seal 16 or more is put on next.
Claims (7)
1. integral locking-proof oil dragging pump, comprise a vertical shaft (1), vertical shaft (1) is gone up to slide and is with seal (16), it is characterized in that seal (16) comprises a joint ring cover for seat (2), seal (16) also comprises joint ring (3), vertical flexure strip (4), packing element (5), connects cover (6) in down, down cover for seat (7), connect cover (8) and gland (9) in going up, joint ring cover for seat (2) the excircle seat of honour is with joint ring (3); The vertical flexure strip (4) of support is arranged at joint ring (3) bottom, and vertical flexure strip (4) is along the vertical grafting and articulating at interval of joint ring cover for seat (2) whole circumference, joint ring (3) lower surface seat on the upright end that vertical flexure strip (4) exposes on; Be lined with packing element (5) in the joint ring cover for seat (2), vertical flexure strip (4) apical grafting of packing element (5) external surface and insertion; Joint ring cover for seat (2) lower end connects cover (6) in twisting and being connected to down, connects the stubborn fixedly following cover for seat (7) of packing element (5) lower end that is connected to of cover (6) liner in descending; Joint ring cover for seat (2) upper end connects cover (8) in twisting and being connected to, and connects the stubborn fixedly gland (9) of packing element (5) upper end that is connected to of cover (8) liner in going up.
2. according to the described integral locking-proof oil dragging pump of claim 1, it is characterized in that upright end has a slice plane body (17) on each vertical flexure strip (4) exposed parts.
3. according to claim 1 or 2 described integral locking-proof oil dragging pumps, it is characterized in that joint ring (3) cross section is the upper shed flute profile.
4. according to the described integral locking-proof oil dragging pump of claim 3, it is characterized in that fixedly pressure cap (11) is arranged in joint ring (3) opening trough_like.
5. according to the described integral locking-proof oil dragging pump of claim 4, it is characterized in that there is sloping platform (14) upper end of vertical shaft (1) lower end counterweight snap joint (13), corresponding cover for seat (7) inner face down also has inclined-plane (15).
6. according to the described integral locking-proof oil dragging pump of claim 5, it is characterized in that seal (16) is for being connected in series two that connect side by side.
7. according to the described integral locking-proof oil dragging pump of claim 1, it is characterized in that seal (16) is for being connected in series two that connect side by side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008103030535A CN101324181B (en) | 2008-07-25 | 2008-07-25 | Integral locking-proof oil dragging pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008103030535A CN101324181B (en) | 2008-07-25 | 2008-07-25 | Integral locking-proof oil dragging pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101324181A CN101324181A (en) | 2008-12-17 |
| CN101324181B true CN101324181B (en) | 2011-09-07 |
Family
ID=40187860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008103030535A Active CN101324181B (en) | 2008-07-25 | 2008-07-25 | Integral locking-proof oil dragging pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101324181B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102661131A (en) * | 2012-05-14 | 2012-09-12 | 东北石油大学 | Self-compensating uniform large-deformation oil extracting and dragging-for pump |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103291250B (en) * | 2013-06-20 | 2015-12-23 | 杨云志 | Locking-proof oil dragging pump |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1786012A (en) * | 1928-01-20 | 1930-12-23 | Guiberson Corp | Elastic reciprocating member |
| CN2893140Y (en) * | 2006-03-31 | 2007-04-25 | 杨云志 | Deformation oil well oil pumping device |
| CN201080817Y (en) * | 2007-09-12 | 2008-07-02 | 中国石油化工股份有限公司胜利油田分公司采油工艺研究院 | Expanding and shrinking type reducing leading-in apparatus |
-
2008
- 2008-07-25 CN CN2008103030535A patent/CN101324181B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1786012A (en) * | 1928-01-20 | 1930-12-23 | Guiberson Corp | Elastic reciprocating member |
| CN2893140Y (en) * | 2006-03-31 | 2007-04-25 | 杨云志 | Deformation oil well oil pumping device |
| CN201080817Y (en) * | 2007-09-12 | 2008-07-02 | 中国石油化工股份有限公司胜利油田分公司采油工艺研究院 | Expanding and shrinking type reducing leading-in apparatus |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102661131A (en) * | 2012-05-14 | 2012-09-12 | 东北石油大学 | Self-compensating uniform large-deformation oil extracting and dragging-for pump |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101324181A (en) | 2008-12-17 |
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| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: YANG YUNZHI Free format text: FORMER OWNER: TONGHUA SONGSHAN GENERAL EQUIPMENT MANUFACTURING CO., LTD. Effective date: 20110719 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 134000 GROUP 1, ZHANGJIA VILLAGE, TONGHUA CITY, JILIN PROVINCE TO: 134002 TONGHUA RAILWAY REAL ESTATE LIVING SECTION, NO. 1388, JIANSHE STREET, TONGHUA CITY, JILIN PROVINCE |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20110719 Address after: 134002, Jilin Tonghua construction Street No. 1388 Tonghua railway property life section Applicant after: Yang Yunzhi Address before: 134000 a group of Zhang Cun, Tonghua, Jilin Applicant before: Tonghua Songshan General Equipment Manufacturing Co., Ltd. |
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Owner name: STATE GRID CORPORATION OF CHINA Free format text: FORMER OWNER: YANG YUNZHI Effective date: 20140924 Owner name: TONGHUA POWER SUPPLY COMPANY, STATE GRID JILIN ELE Effective date: 20140924 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Yang Yunzhi Inventor after: Sun Dong Inventor before: Yang Yunzhi |
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| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 134002 TONGHUA, JILIN PROVINCE TO: 100031 XICHENG, BEIJING Free format text: CORRECT: INVENTOR; FROM: YANG YUNZHI TO: YANG YUNZHI SUN DONG |
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| TR01 | Transfer of patent right |
Effective date of registration: 20140924 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee after: State Grid Corporation of China Patentee after: Tonghua Power Supply Company, State Grid Jilin Electric Power Co., Ltd. Address before: 134002, Jilin Tonghua construction Street No. 1388 Tonghua railway property life section Patentee before: Yang Yunzhi |