CN103184839A - Integrated protector for sucker rods - Google Patents
Integrated protector for sucker rods Download PDFInfo
- Publication number
- CN103184839A CN103184839A CN2013101094529A CN201310109452A CN103184839A CN 103184839 A CN103184839 A CN 103184839A CN 2013101094529 A CN2013101094529 A CN 2013101094529A CN 201310109452 A CN201310109452 A CN 201310109452A CN 103184839 A CN103184839 A CN 103184839A
- Authority
- CN
- China
- Prior art keywords
- shell
- shaft sleeve
- sucker rod
- protection device
- freewheel clutch
- 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
- 230000001012 protector Effects 0.000 title abstract 5
- 238000012856 packing Methods 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 abstract 3
- 230000000694 effects Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000010358 mechanical oscillation Effects 0.000 description 2
- 241001023788 Cyttus traversi Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
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- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The invention discloses an integrated protector for sucker rods, which is mainly used for solving the problems of eccentric wear and vibration of sucker rods. The integrated protector for sucker rods mainly comprises a shell, wherein a butterfly spring is arranged in the shell, the upper part of the butterfly spring is in contact with the bottom of a bearing pedestal, the lower surface of the bearing pedestal is connected with a lower overrun clutch, the lower overrun clutch is connected with a lower shaft sleeve, a bearing is arranged between the lower shaft sleeve and the bearing pedestal, the upper part of the lower shaft sleeve is in contact with an upper overrun clutch, two cylindrical driving bolts of the upper overrun clutch are arranged in an oblique groove formed in the shell, the upper overrun clutch is matched and connected with an upper shaft sleeve, the upper part of the upper shaft sleeve is matched and connected with a tray, and an end cover is in bolted connection with the shell. Through adopting the scheme, the integrated protector for sucker rods solves the problems of eccentric wear, vibration, breaking and falling of sucker rods, does not affect the sealing of packing, and has the functions of preventing pipe rods from wearing, reducing the mechanical loss, preventing rods from falling and locking pumps, and the like; and the integrated protector for sucker rods significantly reduces rod breaking accidents caused by eccentric wear and vibration, and has the characteristics of more functions, no operation required, simple maintenance, and the like.
Description
Technical field
The present invention relates to a kind of device that prevents sucker rod partial wear and mechanical oscillation, especially sucker rod comprehensive protection device in the oil recovery field, oil field.
Background technology
In real work, sucker-rod pumping system happens occasionally because of the phenomenon that eccentric wear, vibration acting in conjunction cause rod parting and box cupling thereof to be threaded off, bring very big difficulty for the oil field production management, increase a large amount of cost of production simultaneously, the existing measure that prevents eccentric wear mainly contains rotation well head and drag link rocking arm rotating mechanism, can realize the function of sucker rod rotation, but all exist and need the external force adjustment, management inconvenience, there are certain problems such as potential safety hazard, can not solve sucker rod simultaneously and move back and forth the mechanical oscillation that bring.
Summary of the invention
Move back and forth the sucker rod partial wear that produces, the problem of vibration in order to solve sucker-rod pumping system; the present invention proposes a kind of sucker rod comprehensive protection device; this sucker rod comprehensive protection device has solved sucker rod partial wear, vibration and disconnected problem of taking off; the impact force of utilizing polished rod to move back and forth generation forms and to the enough moments of torsion of polished rod it is rotated; prevented the eccentric wear of well head and polished rod; do not influence the sealing of packing; has the effect that absorbs vibration simultaneously; have and install simply; need not operation, the characteristics of easy maintenance.
Technical scheme of the present invention is: this sucker rod comprehensive protection device mainly comprises shell; shell is built-in with butterfly spring; butterfly spring top contacts with the bearing support bottom; the bearing support soffit is connected with the outer hub of bottom freewheel clutch; the star-wheel of bottom freewheel clutch connects Lower shaft sleeve; between Lower shaft sleeve and the bearing support bearing is installed; the Lower shaft sleeve upper plane contacts with the star-wheel lower plane of top freewheel clutch; the outer hub of top freewheel clutch extends two column types and drives bolt; driving the bolt periphery places in the oblique slot of leaving on the shell cylindrical wall; top freewheel clutch star-wheel upper plane contacts with the Upper shaft sleeve lower flat; Upper shaft sleeve top has step axle and pallet to be connected; step is arranged at the Upper shaft sleeve bottom, and the plane contacts with the counterbore of end cap lower plane on the step, and end cap is connected with the shell bolt.
Described Lower shaft sleeve upper plane and top freewheel clutch star-wheel lower flat; Described top freewheel clutch star-wheel upper plane and Upper shaft sleeve lower flat, every group of two planar central have cylinder step projection and circular counter bore to be connected.
Described end cap top is connected with the adjustment pad, adjusts pad between end cap upper plane and pallet.
Above-mentioned freewheel clutch bottom, bottom is connected with fairlead, and fairlead is conical shell, and fairlead lower housing portion diameter is greater than the circular hole at shell center.
All there is through hole at described each connector center, and the diameter of through hole is greater than polished rod.
The oblique slot position of leaving on the described shell cylindrical wall, its exterior cylindrical surface is connected with dustproof sheet.
Described shell outer cylinder surface both sides are respectively extended and two lanyard arms, and lanyard arm outer rim is left open slot, and two ends, the open slot outside have bearing pin to pass.
Described bearing support and outer casing inner wall sliding connection, a semi-circular projection is respectively extended in bearing support outer cylinder surface both sides, is connected with the groove fit that inner surface of outer cover is left.
Described oblique slot, its center line and cover top portion shape be a in an angle, and its angle is 60 °.
The present invention has following beneficial effect: this sucker rod comprehensive protection device has adopted such scheme; in the oil pumper running; when sucker rod generation direction changes; the compressing butterfly spring moves the enclosure group; release energy; driving bolt makes the top freewheel clutch rotate under the effect of oblique slot; drive Upper shaft sleeve; pallet and polished rod chuck rotate; thereby sucker rod partial wear vibration and disconnected problem of taking off when having solved the oil pumping of present oil well pump; do not influence the sealing of packing; have and prevent from managing the bar wearing and tearing; reduce mechanical loss; multinomial function such as anti-drop rod and holddown has significantly reduced because of eccentric wear; the disconnected bar accident that vibration causes is simultaneously to the protection mechanical equipment; it is significant to improve well yield; significantly saved cost of production; it is many to have function, need not operation, maintains characteristics such as simple.
Description of drawings:
Accompanying drawing 1 is section of structure of the present invention;
Accompanying drawing 2 is A-A sectional drawings of accompanying drawing 1;
Accompanying drawing 3 is B-B sectional drawings of accompanying drawing 1;
Accompanying drawing 4 is that the C of accompanying drawing 1 is to view;
Accompanying drawing 5 is vertical views of part 5 of the present invention.
Among the figure 1, shell; 2, butterfly spring; 3, fairlead; 4, the bottom freewheel clutch; 5, bearing support; 6, bearing; 7, Lower shaft sleeve; 8, the top freewheel clutch; 9, end cap; 10, Upper shaft sleeve; 11, pallet; 12, adjust pad; 13, dustproof sheet; 14, drive bolt; 15, the lanyard arm; 16, bearing pin; 17, oblique slot; 18, angle a; 19, projection; 20, groove.
The specific embodiment:
The invention will be further described below in conjunction with accompanying drawing:
By Fig. 1 in conjunction with Fig. 2; Fig. 3; Fig. 4 and shown in Figure 5; this sucker rod comprehensive protection device comprises shell 1; shell 1 is built-in with butterfly spring 2; butterfly spring 2 tops contact with bearing support 5 bottoms; bearing support 5 soffits are connected with the outer hub of bottom freewheel clutch 4; the star-wheel of bottom freewheel clutch 4 connects Lower shaft sleeve 7; between Lower shaft sleeve 7 and the bearing support 5 bearing 6 is installed; Lower shaft sleeve 7 upper plane contact with the star-wheel lower plane of top freewheel clutch 8; the outer hub of top freewheel clutch 8 extends two column types and drives bolt 14; driving bolt 14 peripheries places in the oblique slot of leaving on shell 1 cylindrical wall 17; freewheel clutch 8 star-wheel upper plane in top contact with Upper shaft sleeve 10 lower flat; Upper shaft sleeve 10 tops have step axle and pallet 11 to be connected; step is arranged at Upper shaft sleeve 10 bottoms; the plane contacts with the counterbore of end cap 9 lower planes on the step, and end cap 9 is connected with shell 1 bolt.
Driving bolt 14 places in the oblique slot 17, when the mutual alignment changes, drive bolt 14 generations and can produce horizontal movement when moving up and down, driving top freewheel clutch 8 outer hubs rotates, outer hub drives star-wheel and rotates, star-wheel rotates by the star-wheel that frictional force drives Upper shaft sleeve 10, pallet 11 rotations and bottom freewheel clutch 4, because the characteristic of freewheel clutch, bottom freewheel clutch 4 prevents this rotation backward rotation.
Described Lower shaft sleeve 7 upper plane and top freewheel clutch 8 star-wheel lower flat; Described top freewheel clutch 8 star-wheel upper plane and Upper shaft sleeve 10 lower flat, every group of two planar central have cylinder step projection and circular counter bore to be connected to play the centralized positioning effect, and plane contact produces enough frictional force and makes the 8 drive associated components rotations of top freewheel clutch under pressure.
Described end cap 9 tops are connected with adjusts pad 12, adjust pad 12 between end cap 9 upper plane and pallet 11, change the thickness of adjusting pad 12, make the distance between pallet 11 and the end cap 9 change, just change the stroke of whole device, just drive the lateral separation of bolt 14 in each stroke, thereby change the anglec of rotation of each stroke, that is the rotary speed of polished rod.
Above-mentioned bottom freewheel clutch 4 bottoms are connected with fairlead 3, fairlead 3 is conical shell, fairlead 3 lower housing portion diameters, can pass from the through hole that installs by fairlead 3 when polished rod pierces into device from shell 1 bottom smoothly greater than the circular hole at shell 1 center.
All there is through hole at described each connector center, and the diameter of through hole is greater than polished rod, and the purpose of through hole is to pass polished rod and can not produce friction with polished rod.
Oblique slot 17 positions of leaving on described shell 1 cylindrical wall, its exterior cylindrical surface is connected with dustproof sheet 13, is equipped with sliding agent in the inside of shell 1, and dustproof sheet 13 can prevent that external dust from entering the reduction lubricant effect.
Described shell 1 outer cylinder surface both sides are respectively extended and two lanyard arms 15, and lanyard arm 15 outer rims are left open slot, and two ends, the open slot outside have bearing pin 16 to pass, and this structure can be installed in the wire rope on the horse head on this device easily.
Described bearing support 5 and shell 1 inwall sliding connection, make between bearing support 5 and the shell 1 and can produce displacement, a semi-circular projection 19 is respectively extended in bearing support 5 outer cylinder surface both sides, the groove of leaving with shell 1 inner surface 20 is connected, so, can only produce between bearing support 5 and the shell 1 and move up and down and can not rotate, prevent that bottom freewheel clutch 4 outer hubs from rotating, make whole device internal component to rotate to a direction.
Described oblique slot 17, its center line and shell 1 top shape be a18 in an angle, and its angle is 60 °.
The operating principle of this device is to utilize oil pumper in the drive sucker rod pumps process, each stroke all the alternation of loading can occur, the energy drives butterfly spring that utilizes the load alternation to produce produces compression, the device internal component produces displacement, utilize the effect that drives bolt and oblique slot that the device inner assembly is rotated, release energy simultaneously and alleviate vibration, the top freewheel clutch cooperates with the bottom freewheel clutch makes the device inner assembly to rotate along a direction, stroke rotates an angle each time, thereby realizes preventing the function of polished rod eccentric wear and damping.
Claims (9)
1. sucker rod comprehensive protection device; this sucker rod comprehensive protection device mainly comprises shell (1); it is characterized in that: shell (1) is built-in with butterfly spring (2); butterfly spring (2) top contacts with bearing support (5) bottom; bearing support (5) soffit is connected with the outer hub of bottom freewheel clutch (4); the star-wheel of bottom freewheel clutch (4) connects Lower shaft sleeve (7); between Lower shaft sleeve (7) and the bearing support (5) bearing (6) is installed; Lower shaft sleeve (7) upper plane contacts with the star-wheel lower plane of top freewheel clutch (8); the outer hub of top freewheel clutch (8) extends two column types and drives bolt (14); driving bolt (14) periphery places in the oblique slot of leaving on shell (1) cylindrical wall (17); top freewheel clutch (8) star-wheel upper plane contacts with Upper shaft sleeve (10) lower flat; Upper shaft sleeve (10) top has step axle and pallet (11) to be connected; step is arranged at Upper shaft sleeve (10) bottom; the plane contacts with the counterbore of end cap (9) lower plane on the step, and end cap (9) is connected with shell (1) bolt.
2. sucker rod comprehensive protection device according to claim 1 is characterized in that: described Lower shaft sleeve (7) upper plane and top freewheel clutch (8) star-wheel lower flat; Described top freewheel clutch (8) star-wheel upper plane and Upper shaft sleeve (10) lower flat, every group of two planar central have cylinder step projection and circular counter bore to be connected.
3. sucker rod comprehensive protection device according to claim 2 is characterized in that: described end cap (9) top is connected with adjusts pad (12), adjusts pad (12) and is positioned between end cap (9) upper plane and the pallet (11).
4. sucker rod comprehensive protection device according to claim 1; it is characterized in that: above-mentioned bottom freewheel clutch (4) bottom is connected with fairlead (3); fairlead (3) is conical shell, and fairlead (3) lower housing portion diameter is greater than the circular hole at shell (1) center.
5. sucker rod comprehensive protection device according to claim 1, it is characterized in that: all there is through hole at described each connector center, and the diameter of through hole is greater than polished rod.
6. sucker rod comprehensive protection device according to claim 1, it is characterized in that: oblique slot (17) position of leaving on described shell (1) cylindrical wall, its exterior cylindrical surface is connected with dustproof sheet (13).
7. sucker rod comprehensive protection device according to claim 1; it is characterized in that: described shell (1) outer cylinder surface both sides are respectively extended and two lanyard arms (15); lanyard arm (15) outer rim is left open slot, and two ends, the open slot outside have bearing pin (16) to pass.
8. sucker rod comprehensive protection device according to claim 1; it is characterized in that: described bearing support (5) and shell (1) inwall sliding connection; a semi-circular projection (19) is respectively extended in bearing support (5) outer cylinder surface both sides, and the groove of leaving with shell (1) inner surface (20) is connected.
9. sucker rod comprehensive protection device according to claim 1 is characterized in that: described oblique slot (17), and its center line and shell (1) top shape is a (18) in an angle, and its angle is 60 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310109452.9A CN103184839B (en) | 2013-03-31 | 2013-03-31 | Synthetic protector for sucker rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310109452.9A CN103184839B (en) | 2013-03-31 | 2013-03-31 | Synthetic protector for sucker rod |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103184839A true CN103184839A (en) | 2013-07-03 |
| CN103184839B CN103184839B (en) | 2015-09-16 |
Family
ID=48676260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310109452.9A Active CN103184839B (en) | 2013-03-31 | 2013-03-31 | Synthetic protector for sucker rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103184839B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114622838A (en) * | 2022-02-28 | 2022-06-14 | 华运隆腾机械制造有限公司 | Eccentric wear prevention comprehensive protection device for sucker rod |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2026952C1 (en) * | 1990-11-15 | 1995-01-20 | Башкирский государственный научно-исследовательский и проектный институт нефтяной промышленности | Protector |
| CN2895705Y (en) * | 2006-05-16 | 2007-05-02 | 崔敬奎 | Sucker-rod multi-function protector |
| CN201110140Y (en) * | 2007-12-14 | 2008-09-03 | 何畏 | Synthetic protector for sucker rod |
| CN201406998Y (en) * | 2009-02-18 | 2010-02-17 | 武楗棠 | Eccentric-abrasion prevention device of oil well |
| CN201730560U (en) * | 2010-07-23 | 2011-02-02 | 李子华 | Sucker rod string rotating anti-eccentric wear device for pumping well |
| CN202745726U (en) * | 2012-06-28 | 2013-02-20 | 哈尔滨旭江科技发展有限公司 | Sucker rod protector |
| CN202788661U (en) * | 2012-09-10 | 2013-03-13 | 牛佰成 | Energy-saving protector for oil extraction rod |
| CN202788659U (en) * | 2012-08-20 | 2013-03-13 | 佐同军 | Multifunctional protector for sucker rod |
| CN203213978U (en) * | 2013-03-31 | 2013-09-25 | 大庆吉凯石油科技有限公司 | Comprehensive protector for sucker rod |
-
2013
- 2013-03-31 CN CN201310109452.9A patent/CN103184839B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2026952C1 (en) * | 1990-11-15 | 1995-01-20 | Башкирский государственный научно-исследовательский и проектный институт нефтяной промышленности | Protector |
| CN2895705Y (en) * | 2006-05-16 | 2007-05-02 | 崔敬奎 | Sucker-rod multi-function protector |
| CN201110140Y (en) * | 2007-12-14 | 2008-09-03 | 何畏 | Synthetic protector for sucker rod |
| CN201406998Y (en) * | 2009-02-18 | 2010-02-17 | 武楗棠 | Eccentric-abrasion prevention device of oil well |
| CN201730560U (en) * | 2010-07-23 | 2011-02-02 | 李子华 | Sucker rod string rotating anti-eccentric wear device for pumping well |
| CN202745726U (en) * | 2012-06-28 | 2013-02-20 | 哈尔滨旭江科技发展有限公司 | Sucker rod protector |
| CN202788659U (en) * | 2012-08-20 | 2013-03-13 | 佐同军 | Multifunctional protector for sucker rod |
| CN202788661U (en) * | 2012-09-10 | 2013-03-13 | 牛佰成 | Energy-saving protector for oil extraction rod |
| CN203213978U (en) * | 2013-03-31 | 2013-09-25 | 大庆吉凯石油科技有限公司 | Comprehensive protector for sucker rod |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114622838A (en) * | 2022-02-28 | 2022-06-14 | 华运隆腾机械制造有限公司 | Eccentric wear prevention comprehensive protection device for sucker rod |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103184839B (en) | 2015-09-16 |
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Effective date of registration: 20180903 Address after: 163316 room 208, innovation building, science and Technology Pioneer Park (Park), 14 Chuangxin street, Daqing high tech Zone, Heilongjiang Patentee after: Daqing Ji Shi Yu Technology Co., Ltd. Address before: 163000 Room 102, Xinghua street, hi tech Zone, Daqing, Heilongjiang, 102 Patentee before: Daqing Jikai Petroleum Technology Co., Ltd. |
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Effective date of registration: 20190110 Address after: Room 1002, Building 1, No. 1, Emerging Industries Incubator No. 32 Torch New Street, Daqing High-tech Zone, Heilongjiang Province, 163000 Patentee after: Daqing Jikai Petroleum Technology Co., Ltd. Address before: 163316 room 208, innovation building, science and Technology Pioneer Park (Park), 14 Chuangxin street, Daqing high tech Zone, Heilongjiang Patentee before: Daqing Ji Shi Yu Technology Co., Ltd. |
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Effective date of registration: 20190919 Address after: Room 1901, No. 8, Gate 1, Jingcheng District, Saertu District, Daqing City, Heilongjiang Province, 163000 Patentee after: Cao Fu Lin Address before: Room 1002, Building 1, No. 1, Emerging Industries Incubator No. 32 Torch New Street, Daqing High-tech Zone, Heilongjiang Province, 163000 Patentee before: Daqing Jikai Petroleum Technology Co., Ltd. |
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Effective date of registration: 20210305 Address after: 163000 Room 102, Xinghua street, hi tech Zone, Daqing, Heilongjiang, 102 Patentee after: Daqing Jikai Petroleum Technology Co.,Ltd. Address before: 163000 room 1901, gate 1, No.8, Jingcheng community, Jianshe Road, Saertu District, Daqing City, Heilongjiang Province Patentee before: Cao Fulin |
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Effective date of registration: 20210517 Address after: 572000 area A192, 4th floor, building 4, Baitai Industrial Park, yazhouwan science and Technology City, Sanya City, Hainan Province Patentee after: Hainan Yueshan Beidou Technology Co.,Ltd. Address before: 163000 Room 102, Xinghua street, hi tech Zone, Daqing, Heilongjiang, 102 Patentee before: Daqing Jikai Petroleum Technology Co.,Ltd. |
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