CN202228015U - A hydraulic drive remote control track motion type hydraulic oil pipe wrench - Google Patents
A hydraulic drive remote control track motion type hydraulic oil pipe wrench Download PDFInfo
- Publication number
- CN202228015U CN202228015U CN2011203305094U CN201120330509U CN202228015U CN 202228015 U CN202228015 U CN 202228015U CN 2011203305094 U CN2011203305094 U CN 2011203305094U CN 201120330509 U CN201120330509 U CN 201120330509U CN 202228015 U CN202228015 U CN 202228015U
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- surges
- track
- type hydraulic
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Abstract
The utility model discloses a hydraulic drive remote control track motion type hydraulic oil pipe wrench which belongs to hydraulic wrenches used for installing and dismounting pipeline fasteners in oil field workover operation. The hydraulic drive remote control track motion type hydraulic oil pipe wrench overcomes shortcomings of a conventional technology. The hydraulic drive remote control track motion type hydraulic oil pipe wrench employs a hydraulic pump of a present workover machine on an operation site as a hydraulic power source. A hydraulic drive multiple directional control valve (14) can be controlled through a multiple pilot valve (9) disposed in an operation chamber (10), and motion of the hydraulic wrench can be controlled through the hydraulic drive multiple directional control valve (14). The hydraulic drive remote control track motion type hydraulic oil pipe wrench is easy to operate, realizes remote control, requires no worker for operating a conventional hydraulic wrench at a wellhead, eradicates safety hazards, and improves productions efficiency.
Description
Technical field
The utility model relate to employedly in the oil well repairing operation go up, the hydraulic tongs of emptying pipe thread, belong to the Long-distance Control orbital motion type hydraulic tubing tong that surges.
Background technology
What in oil well repairing operation, generally use at present is hydraulic tubing tong, and this tubing tongs all is to adopt the wire rope lifting, hangs on the derrick.Go up, the force urges caliper of must choosing during the emptying pipe thread, oil pipe is blocked.Go up, adopt again during shackle the hand-operated direction valve switching-over on the caliper.Clamp-buckle to correct time by the range estimation.These present situations have just produced very big labour intensity, have increased potential safety hazard, and the hydraulic tongs casualty accident often appears in the job site.
Summary of the invention
The utility model has overcome deficiency of the prior art, and a kind of Long-distance Control orbital motion type hydraulic tubing tong that surges is provided.This device has hydraulic tongs and has realized Long-distance Control, has saved the people of original well head operation hydraulic tongs, has stopped safety hazard, has improved production efficiency.
The utility model can be realized through following technical scheme: a kind of Long-distance Control orbital motion type hydraulic tubing tong that surges, comprise main pincers, and hydraulic motor, back-up tong, left front guide rod, right front guide rod, back-guiding rod, suspender, hand-operated direction valve, pressure meter is formed.Back-up tong is fixed on the track upper plate with screw, props up the track upper plate, be provided with the track lower plate in orbit below the plate, below the track lower plate, be provided with support with six rolling bearings; Connect with screw, below support, be provided with base plate, the base plate front portion is provided with the flange screw hole; Can be connected with wellhead flange, the base plate middle part is provided with screw hole, can be connected with support; The multiple directional control valve that surges can be installed in the base plate rear portion, is provided with the clasp forceps mouth on main pincers caliper right side and aligns device, and the left side is provided with the shackle jaw and aligns device; Have circular hole in the main clamper body both sides, can install the clasp forceps mouth and align device, the shackle jaw aligns device.On the inner breach gear wheel of main pincers, have the location square hole.Last clasp forceps mouth aligns device, and it is by aligning body, angle pin, cam pressure handle, compression spring formation that the shackle jaw aligns device.Be provided with left hydraulic cylinder, right hydraulic cylinder in orbit above the plate; Hydraulic cylinder piston rod one end is separately fixed at track upper plate both sides; Hydraulic cylinder other end earrings is separately fixed at track lower plate both sides, on the track lower plate, is respectively equipped with left track backplate, right track backplate is fixed with screw.Surging multiple directional control valve can be respectively and hydraulic motor through high-pressure rubber pipe, and the multichannel pilot valve connects.
The utility model can also reach through following technical scheme: the Long-distance Control of surging orbital motion type hydraulic tubing tong, at first designed base plate 2, and being provided with the flange screw hole at its front end can be connected with wellhead flange 3.The middle part of base plate 2 is provided with four screw holes and can be connected with support 11.The multiple directional control valve 14 that surges can be installed in the rear portion of base plate 2.Being provided with four screw holes above the support 11 can be connected with track lower plate 12.The effect of track lower plate 12 is: through with track upper plate 13 on six rolling bearings 15 contact, realized track upper plate 13 free slidings; For left track backplate 17, right track backplate 21 provide the permanent position; For left hydraulic cylinder 18, right hydraulic cylinder 22 back earrings provide the permanent position; Have above the plate 13 in orbit six rectangular mouthful, six rolling bearings 15 of packing into, outer race passes track upper plate 13, behind the bearing inner ring edge axle axle is fixed on above the track upper plate 13, makes bearing expose track upper plate 13 following 2 millimeters.Connected back-up tong 4 in orbit above the plate 13, be provided with two preceding guide rods in orbit above the plate 13 and sit a back-guiding rod seat, be provided with left and right each hydraulic cylinder piston shaft bar in orbit above the plate 13 in order to fixing.Sit the guide rods that insert above the track upper plate 13 left front guide rod 6, right front guide rod 19, back-guiding rod 8 lower ends, the guide rod upper end penetrates the guide rod hanger on the main pincers 5, will lead pincers 5 and prop.
The utility model Long-distance Control orbital motion type hydraulic tubing tong that surges has been compared following beneficial effect with hydraulic tongs of the prior art:
1, the installation site is reasonable, original wire rope lifting is changed into wellhead flange be connected.
2, realized the Long-distance Control hydraulic tongs.
3 have reduced amount of labour.
4 have stopped safety hazard.
5 have improved production efficiency.
Description of drawings
Accompanying drawing 1 is the utility model master TV structure sketch map
Accompanying drawing 2 is the utility model mansion TV structure sketch mapes
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described further:
When using, at first the screw hole on base plate 2 front end flange screw holes and the wellhead flange is aligned, fix with screw.Mounting bracket 11 successively then, multiple directional control valve 14.Attachment rail lower plate 12 on support 11, attachment rail upper plate 13 on track lower plate 12, left track backplate 17, right track backplate 21.The piston rod head of left hydraulic cylinder 18, right hydraulic cylinder 22 is individually fixed in the both sides of track upper plate 13, the other end earrings of two hydraulic cylinders is individually fixed in postlaminar part both sides under the track.Back-up tong 4 is fixed on above the track upper plate, three guide rods are installed then, main pincers 5 are installed on guide rod top.Connect two high-pressure rubber pipes between hydraulic motor 7 and the back-up tong 4.Be fixed on multichannel pilot valve 9 in the operating room 10, connect multichannel pilot valve 9 and the high pressure line between the multiple directional control valve 14 of surging.Be connected the A.B hydraulic fluid port on the multiple directional control valve 14 that surges with two hydraulic fluid ports on the hydraulic motor 7, be connected two hydraulic fluid ports of drawing after the A1.B1 hydraulic fluid port on the multiple directional control valve 14 that surges and two the hydraulic cylinder parallel connections.With the hydraulic pump on the workover rig advance, oil return opening is connected with P.T hydraulic fluid port on the multiple directional control valve 14 that surges.With the pressure regulator valve pressure regulation on the multiple directional control valve 14 of surging to operating pressure.
The cam pressure handle that earlier the shackle jaw is aligned on the device 16 when playing oil pipe lifts, and at this moment the angle pin ejects.To go up the cam pressure handle that the clasp forceps mouth aligns on the device 20 again and depress, at this moment the angle pin is regained.Handle multichannel pilot valve 9, let main pincers upwards detain direction (being clockwise direction) and rotate, at this moment main jaw and back-up tong mouth can align automatically.Handle multichannel pilot valve 9, let hydraulic cylinder stretch out promotion track upper plate and make hydraulic tongs master pincers block oil pipe, back-up tong blocks tubing coupling, at this moment handles multichannel pilot valve 9, lets main pincers to shackle direction (counterclockwise promptly) rotation, can unload oil pipe.Handle multichannel pilot valve 9, let hydraulic cylinder return pulling track upper plate make hydraulic tongs get back to original position.
To go up the cam pressure handle that the clasp forceps mouth aligns on the device 20 during following oil pipe earlier and lift, at this moment the angle pin ejects.The cam pressure handle that again the shackle jaw is aligned on the device 16 is depressed, and at this moment the angle pin is regained.Handle multichannel pilot valve 9, let main pincers rotate to shackle direction (counterclockwise promptly), at this moment main jaw and back-up tong mouth can align automatically.Handle multichannel pilot valve 9, let hydraulic cylinder stretch out promotion track upper plate and make hydraulic tongs master pincers block oil pipe, back-up tong blocks tubing coupling, at this moment handles multichannel pilot valve 9, lets main pincers upwards detain direction (being clockwise direction) and rotates, and can tighten oil pipe.
Claims (6)
1. the Long-distance Control orbital motion type hydraulic tubing tong that surges comprises main pincers, hydraulic motor, back-up tong; Left front guide rod, right front guide rod, back-guiding rod; Suspender, hand-operated direction valve, pressure meter is formed; It is characterized in that: back-up tong (4) is fixed on the track upper plate (13) with screw, props up track upper plate (13), be provided with track lower plate (12) below the plate (13) in orbit with six rolling bearings; Below track lower plate (12), be provided with support (11), connect, below support (11), be provided with base plate (2) with screw; Base plate (2) front portion is provided with the flange screw hole, can be connected with wellhead flange (3), and base plate (2) middle part is provided with screw hole; Can be connected with support (11), the multiple directional control valve that surges (14) can be installed in base plate (2) rear portion, is provided with the clasp forceps mouth on main pincers (5) caliper right side and aligns device (20); The left side is provided with the shackle jaw and aligns device (16), is provided with left hydraulic cylinder (18), right hydraulic cylinder (22) in orbit above the plate (13), and hydraulic cylinder piston rod one end is separately fixed at track upper plate (13) both sides; Hydraulic cylinder other end earrings is separately fixed at track lower plate (12) both sides, on track lower plate (12), is respectively equipped with left track backplate (17), right track backplate (21) is fixed with screw, and the multiple directional control valve that surges (14) can be connected with hydraulic motor (6), multichannel pilot valve (5) respectively through high-pressure rubber pipe.
2. the Long-distance Control orbital motion type hydraulic tubing tong that surges according to claim 1, it is characterized in that: the reversal valve of employing is the multiple directional control valve that surges.
3. the Long-distance Control orbital motion type hydraulic tubing tong that surges according to claim 1, it is characterized in that: the pilot valve of employing is the multichannel pilot valve.
4. the Long-distance Control orbital motion type hydraulic tubing tong that surges according to claim 1 is characterized in that: have circular hole in the main clamper body both sides, can install that the clasp forceps mouth aligns device (20), the shackle jaw aligns device (16).
5. the Long-distance Control orbital motion type hydraulic tubing tong that surges according to claim 1 is characterized in that: on main pincers (5) inner breach gear wheel, have the location square hole.
6. the Long-distance Control orbital motion type hydraulic tubing tong that surges according to claim 1 is characterized in that: goes up the clasp forceps mouth and aligns device (20), shackle jaw to align device (16) be by aligning body, and the angle pin, the cam pressure handle, the compression spring constitutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203305094U CN202228015U (en) | 2011-08-11 | 2011-08-11 | A hydraulic drive remote control track motion type hydraulic oil pipe wrench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203305094U CN202228015U (en) | 2011-08-11 | 2011-08-11 | A hydraulic drive remote control track motion type hydraulic oil pipe wrench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202228015U true CN202228015U (en) | 2012-05-23 |
Family
ID=46078603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203305094U Expired - Fee Related CN202228015U (en) | 2011-08-11 | 2011-08-11 | A hydraulic drive remote control track motion type hydraulic oil pipe wrench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202228015U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104632183A (en) * | 2013-11-08 | 2015-05-20 | 中国石油天然气股份有限公司 | Automatic alignment controller of hydraulic power tongs |
| CN106639927A (en) * | 2016-11-16 | 2017-05-10 | 中国石油天然气股份有限公司 | Iron roughneck for oil well workover |
-
2011
- 2011-08-11 CN CN2011203305094U patent/CN202228015U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104632183A (en) * | 2013-11-08 | 2015-05-20 | 中国石油天然气股份有限公司 | Automatic alignment controller of hydraulic power tongs |
| CN104632183B (en) * | 2013-11-08 | 2017-08-04 | 中国石油天然气股份有限公司 | Automatic alignment controller of hydraulic power tongs |
| CN106639927A (en) * | 2016-11-16 | 2017-05-10 | 中国石油天然气股份有限公司 | Iron roughneck for oil well workover |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120523 Termination date: 20150811 |
|
| EXPY | Termination of patent right or utility model |