CN202090866U - Screwing machine of sucker rod - Google Patents
Screwing machine of sucker rod Download PDFInfo
- Publication number
- CN202090866U CN202090866U CN201120027454XU CN201120027454U CN202090866U CN 202090866 U CN202090866 U CN 202090866U CN 201120027454X U CN201120027454X U CN 201120027454XU CN 201120027454 U CN201120027454 U CN 201120027454U CN 202090866 U CN202090866 U CN 202090866U
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- China
- Prior art keywords
- tong
- screw
- jaw
- sucker rod
- spring
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- Expired - Lifetime
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Abstract
A screwing machine of a sucker rod comprises main pincers, back pincers, a supporting frame, a guiding rail, a platform and a hydraulic valve group, wherein the main pincers, the guiding rail and the hydraulic valve group are fixed on the platform, and the back pincers and the supporting frame are installed on the guiding rail. The main pincers are composed of a roller climbing type clamping mechanism, a righting mechanism and a braking mechanism, and the back pincers are composed of a screw clamping mechanism and a traveling mechanism. The main pincers clamp a joint, the back pincers clamp the sucker rod and can move on the guiding rail driven by a traveling motor, and the supporting frame can support the sucker rod and move on the guiding rod along with the back pincers. The screwing machine is special for upper discharging sucker rod thread, can shackle the sucker rod reliably and rapidly, control upper shackle torsion accurately, and is high in working efficiency and remarkable in economic benefit.
Description
Technical field
The utility model relates to a kind of thread screw on and-off machine, on the sucker rod of particularly a kind of oil field, unload the thread screw on and-off machine of screw thread.
Background technology
At present, the various tubing strings that oil field operation uses mostly are divided into body and box cupling, between be to form by being threaded, when plant produced, body one end is linked to each other with box cupling, when operation, all need special stubborn button equipment.The diameter of sucker rod is very little, and needed torque wrench moment is also little, and there is one section square neck its end, need special mechanism and tighten the square neck place, normal oil pipe thread screw on and-off machine can't satisfy the production needs, now need provide special stubborn button equipment, shackle moment of torsion and operating efficiency in the assurance.
Summary of the invention
To unload sucker rod on the present oil field and do not have special equipment in order to solve, the utility model provides a kind of sucker rod thread screw on and-off machine.
Technical solutions of the utility model are made up of main pincers, back-up tong, bracing frame, guide rail, platform and hydraulic valve bank etc., its main pincers, guide rail and hydraulic valve bank are fixed on the platform, back-up tong and bracing frame are contained on the guide rail, main clamp is right after hoop, back-up tong clamps sucker rod and can be moved on guide rail by the running motor drive, and bracing frame is held sucker rod servo-actuated on guide rail.Main pincers are made up of climbing roller formula clamp mechanism, righting mechanism and arrestment mechanism.Main pincers climbing roller formula clamp mechanism is made up of binding clip gear, binding clip gear cap, screw, jaw plate frame, jaw, spring base, ramp, roller, roller shaft, block teeth or tooth seat, spring and spring guide etc. again.The binding clip gear becomes whole with the binding clip gear cap by screw attachment, and ramp also is fixed on the binding clip gear by screw or insertion, and jaw plate frame is contained in the binding clip gear; Roller is contained on the jaw by roller shaft, and block teeth or tooth seat are contained on the jaw, and block teeth or tooth seat can be according to the differences of box cupling, block teeth that are designed to vary in size or tooth seat; Jaw is contained in the slotted eye of jaw plate frame removable, and jaw, spring and spring base are all gone here and there on spring guide, and wherein spring base is fixed on the jaw plate frame, and spring has certain pre-pressing force in the middle of being located at spring base and jaw, makes jaw that the trend of drawing back be arranged all the time.Righting mechanism is formed by setting upright roller and needle roller etc., and main pincers climbing roller formula clamp mechanism is supported in main pincers housing and the binding clip lid by righting mechanism.Arrestment mechanism is made up of braking bolt, tripping spring, brake disc, braking steel disc, friction plate etc., and arrestment mechanism plays initial braking action.Back-up tong is made up of spiral clamp mechanism and walking mechanism, plays the clamping sucker rod, and drives the effect that sucker rod moves.Back-up tong spiral clamp mechanism is made up of back-up tong hydraulic motor, shaft coupling, screw, right V-type clamp, left V-type clamp, bearing, motor seat and axle sleeve etc. again, the back-up tong hydraulic motor is contained on the motor seat, motor seat and bearing are fixed on the back-up tong walking mechanism, screw and back-up tong hydraulic motor are by the shaft coupling transferring power that links to each other, the screw two ends are supported on motor seat and the bearing by axle sleeve, and right V-type clamp and left V-type clamp are contained in the middle of the screw.Screw one end is a left hand thread, and the other end is a right-handed thread, right V-type clamp and left V-type clamp is moved to the center simultaneously clamp the sucker rod square neck or away from the center.The back-up tong walking mechanism is made up of running motor seat, support, last roller, Roller Shaft, walking gear, running motor, lower roller etc.Back-up tong is fixed on the orbit of guide rail by last roller, Roller Shaft and the lower roller on the back-up tong walking mechanism, and running motor drives walking gear makes back-up tong move at guide rail.It is characterized in that: described main pincers climbing roller formula clamp mechanism is by the binding clip gear, the binding clip gear cap, screw, jaw plate frame, jaw, spring base, ramp, roller, roller shaft, block teeth or tooth seat, spring and spring guide are formed, the binding clip gear becomes whole with the binding clip gear cap by screw attachment, ramp is fixed on the binding clip gear, jaw plate frame is contained in the binding clip gear, roller, roller shaft and block teeth or tooth seat are contained on the jaw, jaw is contained in the slotted eye of jaw plate frame, jaw again with spring, spring base is gone here and there together on spring guide, spring base is fixed on the jaw plate frame, and spring is located in the middle of spring base and the jaw; Described back-up tong spiral clamp mechanism is made up of back-up tong hydraulic motor, shaft coupling, screw, right V-type clamp, left V-type clamp, bearing, motor seat and axle sleeve, the back-up tong hydraulic motor is contained on the motor seat, motor seat and bearing are fixed on the back-up tong walking mechanism, screw links to each other by shaft coupling with the back-up tong hydraulic motor, the screw two ends are supported on motor seat and the bearing by axle sleeve, and right V-type clamp and left V-type clamp are contained in the middle of the screw.Screw one end is a left hand thread, and the other end is a right-handed thread.When last button or shackle, drive the back-up tong running motor earlier and make back-up tong arrive suitable clamped position (sucker rod square neck place), drive the rotation of back-up tong hydraulic motor, right V-type clamp, left V-type clamp move to the center along screw, until clamping the sucker rod square neck.Drive main pincers hydraulic motor again, when initial actuating, the binding clip gear rotates, and jaw plate frame is braked mechanism's braking, does not rotate, force roller to go up a slope along ramp, promote jaw and on jaw plate frame, slide in the slotted eye, clamp box cupling, drive the box cupling rotation until block teeth or tooth seat, back-up tong clamps sucker rod simultaneously, bracing frame is held sucker rod along with main pincers spinner moves, and finishes button or shackle operation.After last button or shackle finished, reverse drive master clamped the hydraulic motor rotation, and the binding clip gear rotates, and jaw plate frame is braked mechanism's braking, does not rotate, and forces roller to be fallen off along ramp, and spring promotes jaw and slides in the slotted eye on jaw plate frame, and jaw is returned to the home position; Reverse drive back-up tong hydraulic motor rotation again, right V-type clamp, left V-type clamp are withdrawn tubing string, get back to the home position, finish and once go up button or shackle operation.
The utility model provides the special-purpose thread screw on and-off machine that unloads the sucker rod screw thread on a kind of, can carry out the last shackle operation of sucker rod reliably, apace, and accurately shackle moment of torsion, high efficiency, remarkable in economical benefits are gone up in control.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is a general assembly drawing of the present utility model.
Fig. 2 is the main pincers sectional view among Fig. 1.
Fig. 3 is the A-A sectional view of Fig. 2.
Fig. 4 is the back-up tong sectional view among Fig. 1.
Among the figure: 1. main pincers, 2. back-up tong, 3. bracing frame, 4. guide rail, 5. platform, 6. hydraulic valve bank, 7. main pincers housing, 8. binding clip gear, 9. ramp, 10. roller, 11. roller shaft, 12. jaw, 13. block teeth or tooth seat, 14. screw, 15. jaw plate frame, 16. spring guides, 17. spring, 18. spring base, 19. motor gear, 20. main pincers hydraulic motor, 21. binding clip gear cap, 22. screw, 23. needle roller, 24. binding clip lid, 25. tripping spring, 26, braking bolt, 27. brake disc, 28. braking steel disc, 29. friction plate, 30. set upright Roller Shaft, 31. set upright roller, 32. back-up tong hydraulic motor, 33. motor seat, 34. shaft coupling, 35. axle sleeve, 36. screw, 37. right V-type clamp, 38. left V-type clamp, 39. bearing, 40. running motor seat, 41. support, 42. last roller, 43. Roller Shaft, 44. walking gear, 45. running motor, 46. lower roller.
The specific embodiment
As shown in Figure 1 and Figure 4, the sucker rod thread screw on and-off machine is made up of main pincers 1, back-up tong 2, bracing frame 3, guide rail 4, platform 5 and hydraulic valve bank 6 etc., main pincers 1, guide rail 4 and hydraulic valve bank 6 are fixed on the platform 5, back-up tong 2 and bracing frame 3 are contained on the guide rail 4 removable, main pincers 1 clamp box cupling, back-up tong 2 clamps sucker rod and can be moved on guide rail 4 by running motor 45 drives, and bracing frame 3 is held sucker rod servo-actuated on guide rail 4.
In Fig. 2 and Fig. 3, main pincers 1 are made up of climbing roller formula clamp mechanism, righting mechanism and arrestment mechanism.Main pincers climbing roller formula clamp mechanism is made up of binding clip gear 8, binding clip gear cap 21, screw 14 and screw 22, jaw plate frame 15, jaw 12, spring base 18, ramp 9, roller 10, roller shaft 11, block teeth or tooth seat 13, spring 17 and spring guide 16 etc. again.Binding clip gear 8 and binding clip gear cap 21 are connected into integral body by screw 22, and ramp 9 is also fixed or inserted by screw 14 and is fixed on the binding clip gear 8, and jaw plate frame 15 is contained in the binding clip gear 8; Roller 10 is contained on the jaw 12 by roller shaft 11, and block teeth or tooth seat 13 are contained on the jaw 12, and block teeth or tooth seat 13 can be according to the differences of box cupling, block teeth that are designed to vary in size or tooth seat; Jaw 12 is contained in the slotted eye of jaw plate frame 15 removable, jaw 12, spring 17 and spring base 18 are all gone here and there on spring guide 16, wherein spring base 18 is fixed on the jaw plate frame 15, and spring 17 has certain pre-pressing force in the middle of being located at spring base 18 and jaw 12, makes the oriented all the time trend of moving back of jaw 12.Righting mechanism is formed by setting upright roller 31 and needle roller 23 etc.Arrestment mechanism is made up of braking bolt 26, tripping spring 25, brake disc 27, braking steel disc 28, friction plate 29 etc.Main pincers climbing roller formula clamp mechanism is supported in main pincers housing 7 and the binding clip lid 24 by righting mechanism, and arrestment mechanism plays initial braking action.
In Fig. 4, back-up tong 2 is made up of spiral clamp mechanism and walking mechanism, plays the clamping sucker rod, and drives the effect that sucker rod moves.Back-up tong spiral clamp mechanism is made up of back-up tong hydraulic motor 32, shaft coupling 34, screw 36, right V-type clamp 37, left V-type clamp 38, bearing 39, motor seat 33 and axle sleeve 35 etc. again, back-up tong hydraulic motor 32 is contained on the motor seat 33, motor seat 33 and bearing 39 are fixed on the back-up tong walking mechanism, screw 36 and back-up tong hydraulic motor 32 are by shaft coupling 34 transferring power that links to each other, screw 36 two ends are supported on motor seat 33 and the bearing 39 by axle sleeve 35, and right V-type clamp 37 and left V-type clamp 38 are contained in the middle of the screw 36.Screw 36 1 ends are left hand thread, and the other end is a right-handed thread, right V-type clamp 37 and left V-type clamp 38 moved to the center simultaneously clamp the sucker rod square neck or away from the center.The back-up tong walking mechanism is made up of running motor seat 40, support 41, last roller 42, Roller Shaft 43, walking gear 44, running motor 45, lower roller 46 etc.Back-up tong 2 is fixed on the guide rail 4 by the last roller 42 on the back-up tong walking mechanism, Roller Shaft 43 and lower roller 46, and running motor 45 drives walking gear 44 moves back-up tong 2 on guide rail 4 tracks.
When last button or shackle, driving back-up tong running motor 45 earlier makes back-up tong 2 to suitable clamped position (sucker rod square neck place), drive 32 rotations of back-up tong hydraulic motor, right V-type clamp 37, left V-type clamp 38 move to the center along screw 36, until clamping the sucker rod square neck.Drive main pincers hydraulic motor 20 again, when initial actuating, binding clip gear 8 rotates, and jaw plate frame 15 is braked mechanism's braking, does not rotate, force roller 10 to go up a slope along ramp 9, promote jaw 12 and on jaw plate frame 15, slide in the slotted eye, clamp box cupling, drive the box cupling rotation until block teeth or tooth seat 13, back-up tong 2 clamps sucker rod simultaneously, bracing frame 3 is held sucker rod along with main pincers 1 spinner moves, and finishes button or shackle operation.After last button or shackle finished, reverse drive master clamped hydraulic motor 20 rotations, and binding clip gear 8 rotates, and jaw plate frame 15 is braked mechanism's braking, does not rotate, and forces roller 10 to be fallen off along ramp 9, spring 17 promotes jaw 12 and slides in the slotted eye on jaw plate frame 15, and jaw 12 is returned to the home position; Reverse drive back-up tong hydraulic motor 32 rotations again, right V-type clamp 37, left V-type clamp 38 are withdrawn tubing string, get back to the home position, finish and once go up button or shackle operation.
Claims (2)
1. sucker rod thread screw on and-off machine, comprise main pincers, back-up tong, bracing frame, guide rail, platform and hydraulic valve bank, its main pincers, guide rail and hydraulic valve bank are fixed on the platform, back-up tong and bracing frame are contained on the guide rail, main pincers are by climbing roller formula clamp mechanism, righting mechanism and arrestment mechanism are formed, back-up tong is made up of spiral clamp mechanism and walking mechanism, it is characterized in that: described main pincers climbing roller formula clamp mechanism is by the binding clip gear, the binding clip gear cap, screw, jaw plate frame, jaw, spring base, ramp, roller, roller shaft, block teeth or tooth seat, spring and spring guide are formed, the binding clip gear becomes whole with the binding clip gear cap by screw attachment, ramp is fixed on the binding clip gear, jaw plate frame is contained in the binding clip gear, roller, roller shaft and block teeth or tooth seat are contained on the jaw, jaw is contained in the slotted eye of jaw plate frame, jaw again with spring, spring base is gone here and there together on spring guide, spring base is fixed on the jaw plate frame, and spring is located in the middle of spring base and the jaw; Described back-up tong spiral clamp mechanism is made up of back-up tong hydraulic motor, shaft coupling, screw, right V-type clamp, left V-type clamp, bearing, motor seat and axle sleeve, the back-up tong hydraulic motor is contained on the motor seat, motor seat and bearing are fixed on the back-up tong walking mechanism, screw links to each other by shaft coupling with the back-up tong hydraulic motor, the screw two ends are supported on motor seat and the bearing by axle sleeve, and right V-type clamp and left V-type clamp are contained in the middle of the screw.
2. a kind of sucker rod thread screw on and-off machine according to claim 1 is characterized in that: screw one end is a left hand thread, and the other end is a right-handed thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120027454XU CN202090866U (en) | 2011-01-25 | 2011-01-25 | Screwing machine of sucker rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120027454XU CN202090866U (en) | 2011-01-25 | 2011-01-25 | Screwing machine of sucker rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202090866U true CN202090866U (en) | 2011-12-28 |
Family
ID=45365939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120027454XU Expired - Lifetime CN202090866U (en) | 2011-01-25 | 2011-01-25 | Screwing machine of sucker rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202090866U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111236865A (en) * | 2020-01-17 | 2020-06-05 | 中国石油大学胜利学院 | Shackle tongs and method capable of realizing automatic screwing-on and unscrewing of sucker rod |
-
2011
- 2011-01-25 CN CN201120027454XU patent/CN202090866U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111236865A (en) * | 2020-01-17 | 2020-06-05 | 中国石油大学胜利学院 | Shackle tongs and method capable of realizing automatic screwing-on and unscrewing of sucker rod |
| CN111236865B (en) * | 2020-01-17 | 2021-11-02 | 中国石油大学胜利学院 | Shackle tongs and method capable of realizing automatic screwing-on and unscrewing of sucker rod |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111228 |
|
| CX01 | Expiry of patent term |