CN202745743U - Short-distance quick-drop hanger of blowout prevention assembly elevator - Google Patents
Short-distance quick-drop hanger of blowout prevention assembly elevator Download PDFInfo
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- CN202745743U CN202745743U CN 201220337800 CN201220337800U CN202745743U CN 202745743 U CN202745743 U CN 202745743U CN 201220337800 CN201220337800 CN 201220337800 CN 201220337800 U CN201220337800 U CN 201220337800U CN 202745743 U CN202745743 U CN 202745743U
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- shaped plate
- blowout prevention
- prevention assembly
- movable support
- support frame
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- 230000002265 prevention Effects 0.000 title claims abstract description 52
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 238000005096 rolling process Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 239000003351 stiffener Substances 0.000 abstract 1
- 239000013585 weight reducing agent Substances 0.000 abstract 1
- 239000000725 suspension Substances 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 210000002445 nipple Anatomy 0.000 description 2
- 239000003129 oil well Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
A short-distance quick-drop hanger of an elevator of a blowout prevention assembly is used for operating the blowout prevention assembly to be quickly in place when an oil pipe is lifted and lowered in the oil field downhole operation. Is characterized in that: u template underrun lays through the axle bed and passes the movable support frame of rectangular windowing, install the roller on movable support frame upper portion crossbeam, install the becket on the stiffener at middle part, fixed mounting orientation frame more than the spacing opening at U template arc bottom, wire rope passes the connection and draws the ring back natural flagging from orientation frame upper portion crossbeam and middle part roller's centre by the becket outer draw, U template both sides installation locating lever and lifting frame, the weight reduction hole is opened to U type open-ended both sides, there is the lifting ring on lifting frame upper portion. The effect is as follows: the oil pipe lifting sub supporting blowout prevention assembly is additionally provided with an elevator, the elevator is replaced by short-distance fast-descending to transfer operation, and the single-person moving blowout prevention assembly position speed is further improved.
Description
Technical field
The utility model relates to the oil well technical field of construction, and the quick special auxiliary device in place of operation blowout prevention assembly was a kind of short distance prompt drop hanger of blowout prevention assembly elevator when particularly a kind of, lower oil pipe operation implemented well control.
Background technology
At present, blowout out of control is the catastrophic failure in the petroleum exploration and development.The blowout prevention assembly is prevention in the workover treatment, controls blowout up to closing important interior jet-preventing tool that it is comprised of tubing nipple+hanger+tubing nipple+plug valve+oil pipe lifting sub, grows 1.6 meters heavy more than 50 kilograms.In the field operation, because the workover rig Hoisting System is not worked, the collaborative reason such as untimely of employee all can cause the blowout prevention assembly not install rapidly, directly affect the dress speed of robbing of blowout prevention assembly, form the material risk of well control failure.For solving " unpowered, without the collaborative dress blowout prevention assembly of robbing fast " problem, the single quick positioning apparatus of blowout prevention assembly has been used in on-the-spot development, device is comprised of the adjustable platform (Chinese ZL201120274740.6), adjustable cantilever moving frame (Chinese ZL201120215122.4), wire rope, the special elevator of blowout prevention assembly, hoist engine five parts that are installed on the workover rig derrick, has reached unpowered, the quick effect in place of the collaborative single mobile blowout prevention assembly of nothing.The special elevator of blowout prevention assembly is used for hanging control blowout prevention assembly, if we find on the oil pipe lifting sub of blowout prevention assembly with elevator in the long-term practice, stronger to follow-up well control work: one, alter on the tubing string when can single quick hook rope sling on the elevator preventing the well inner high voltage; Its two, after power recovered, the single suspension ring of can hanging were fast transferred the four-way chamber that the hanger of blowout prevention assembly is seated in tubing head, pressed closer to eliminate on the tubing string behind the silk to alter hidden danger out of control.For these reasons, be necessary to develop a kind of oil pipe, the general Novel hung control device of elevator, and can utilize the characteristics that elevator greatly can hook than tubing coupling external diameter, install short distance prompt drop function additional at suspension arrangement, replace hoist and transfer operation so that unpowered, without in place again the speed-raising more than 3～5 seconds of single mobile blowout prevention assembly under the collaborative state.
The utility model content
The purpose of this utility model is: the short distance prompt drop hanger that a kind of blowout prevention assembly elevator is provided, be supported on the oil pipe lifting sub of blowout prevention assembly and add the band elevator, by the short distance prompt drop replacement hoist is set and transfers operation, further improve the single mobile blowout prevention total performance bit rate under the unpowered state.
The technical solution adopted in the utility model is: the short distance prompt drop hanger of blowout prevention assembly elevator, mainly by carrying frame, U-shaped plate, backstay, movable support frame, gunning stick, wire rope, rectangularly windowing, roll pipe and form; It is characterized in that: carrying the frame upper end has crossbeam, the two ends of crossbeam to be welded with respectively a montant, is welded with respectively two relative cross bars in the lower end of montant; Carry the drop handle that connecting steel wire ropes or hook are arranged on the frame upper beam; U-shaped plate is that a block plate lower end is circular arc, and the both sides of U-shaped opening also have lightening hole; U-shaped plate upper center has U-shaped opening; Be fixed with respectively an axle bed in a side at U-shaped plate middle part and in the both sides of U-shaped opening, carry the cross bar of both sides, frame lower end, pass respectively the axle bed at U-shaped plate middle part, will carry the frame lower end and U-shaped plate links together, U-shaped plate can overturn; Be fixed with respectively an axle bed in a side of U-shaped plate upper end and in the both sides of U-shaped opening, backstay passes two axle beds of U-shaped plate upper end; U-shaped open lower end at U-shaped plate has rectangular windowing, and in rectangular the windowing movable support frame is arranged, and installs one in the movable support frame upper beam and rolls pipe, at the bracing piece at movable support frame middle part a becket bridle is installed; Wire rope passes from the gunning stick upper beam is connected pipe with the middle part centre by becket bridle and naturally droops after connecting the handle ring; Have rectangular both sides of windowing to be fixed with respectively an axle bed in side of U-shaped plate and in U-shaped open lower end, be installed with a bearing pin on the axle bed of two rectangular both sides of windowing, bearing pin connects the lower end of movable support frame.
For guaranteeing to realize that on the basis that effectively hangs tubing coupling body passes in and out smoothly, the width of the U-shaped opening of U-shaped plate is greater than 2～5 millimeters of this body diameters of oil pipe.
For avoiding the movable support frame of damaging behind the elevator short distance prompt drop, movable support frame and U-shaped open bottom spacing are greater than 5～20 millimeters of elevator arc width.
Be the distance needs that the bottom external screw thread that ensures the blowout prevention assembly enters smoothly OIH pipe internal thread and effectively screws, the height of movable support frame is greater than 40～60 millimeters of tubing round thread length.
The position height of rolling pipe on becket bridle and the gunning stick is identical.
The beneficial effects of the utility model: the short distance prompt drop hanger of the utility model blowout prevention assembly elevator, a kind of short distance prompt drop hanger of blowout prevention assembly elevator is provided, be supported on the oil pipe lifting sub of blowout prevention assembly and add the band elevator, arrange by the short distance prompt drop and to replace hoist and transfer operation, further improve unpowered, without the single mobile blowout prevention total performance bit rate under the collaborative state.Simple to operate, reliable and stable, labour intensity is little.
Description of drawings
Fig. 1 is the short distance prompt drop hanger structural representation of the utility model blowout prevention assembly elevator.
Fig. 2 is the right view of Fig. 1; To use view.
Among the figure, 1-carries that frame, 2-drop handle, 3-U template, 4-U type opening, 5-backstay, 6-movable support frame, 7-gunning stick, 8-wire rope, 9-handle ring, 10-rectangularly window, 11-becket bridle, 12-roll pipe, 13-lightening hole, 14-axle bed, the spacing gap of 15-.
The specific embodiment
Embodiment 1: describe BDY82 enclosed annular oil well tubing elevator and 73 millimeters specification heavy wall tubings of diameter that applicable common length is 440 millimeters as an example of the short distance prompt drop hanger of the blowout prevention assembly elevator of 480 millimeters of width example.
Consult Fig. 1.The short distance prompt drop hanger of the utility model blowout prevention assembly elevator is mainly by carrying frame 1, U-shaped plate 3, backstay 5, movable support frame 6, gunning stick 7, wire rope 8, rectangularly window 10, rolling pipe 12 and form.Carry frame 1 and adopt the steel pole of 16 millimeters of diameters to be welded into, 480 millimeters of width, 550 millimeters of height.Carrying frame 1 upper end has crossbeam, and the two ends of crossbeam are welded with respectively a montant, is welded with respectively two relative cross bars in the lower end of montant; Carry the drop handle 2 that connecting steel wire ropes or hook are arranged on frame 1 upper beam; For guaranteeing the intensity of two cross bars in bottom, be welded with the support lacing wire two cross bar bottoms.
360 millimeters of the width of U-shaped plate 3,280 millimeters of height, 10 millimeters of thickness adopt 45 steel to make.U-shaped plate 3 is that a block plate lower end is circular arc, and the both sides of U-shaped opening 4 also have lightening hole 13; U-shaped plate 3 upper center have U-shaped opening 4; Be fixed with respectively an axle bed 14 in a side at U-shaped plate 3 middle parts and in the both sides of U-shaped opening 4, carry the cross bar of both sides, frame 1 lower end, pass respectively the axle bed 14 at U-shaped plate 3 middle parts, will carry frame 1 lower end and U-shaped plate 3 and link together, U-shaped plate 3 can overturn; Be fixed with respectively an axle bed 14 in a side of U-shaped plate 3 upper ends and in the both sides of U-shaped opening 4,300 millimeters of the length of backstay 5,10 millimeters of diameters.Backstay 5 passes two axle beds 14 of U-shaped plate 3 upper ends; Have in U-shaped opening 4 lower ends of U-shaped plate 3 and rectangularly to window 10, rectangular windowing has movable support frame 6 in 10, installs one in movable support frame 6 upper beam and rolls pipe 12, at the bracing piece at movable support frame 6 middle parts a becket bridle 11 is installed; Wire rope 8 is connected pipe 12 centre by becket bridle 11 from gunning stick 7 upper beam and passes and naturally droop after connecting handle ring 9 with the middle part; In side of U-shaped plate 3 and have rectangular 10 the both sides of windowing to be fixed with respectively on the axle bed 14 of 14, two rectangular 10 both sides of windowing of an axle bed in U-shaped opening 4 lower ends to be installed with a bearing pin, to connect the lower end of movable support frame 6 next week;
This body diameter of oil pipe is 78.5 millimeters.The width of the U-shaped opening 4 of U-shaped plate 3 is greater than 3 millimeters of this body diameters of oil pipe.Be handled easily, there is respectively a rectangular spacing gap 15 on the base of the dual-side of U-shaped plate 3 and U-shaped plate 3.
50 millimeters of elevator arc width.Movable support frame 6 and U-shaped opening 4 bottom spacings are greater than 20 millimeters of elevator arc width, and actual is 70 millimeters.
The height of movable support frame 6 is 100 millimeters, greater than 40 millimeters of tubing round thread length.
In order to control the gradient of wire rope 8, rectangular gunning stick 7 of welding in the middle of the lower end of U-shaped plate 3.
The use procedure of the short distance prompt drop hanger of summary blowout prevention assembly elevator helps to understand the utility model.Blowout prevention assembly horizontal positioned after the U-shaped opening 4 of U-shaped plate 3 is introduced the oil pipe body, is inserted backstay 5 control oil pipes and is not deviate from; The pipe 12 that rolls of adjusting movable support frame 6 contacts the oil pipe bodies; Below the tubing coupling, roll the pipe 12 or more the placement pipe elevator, the close-lock ring lock is lived the oil pipe body; Mention the utility model to certain altitude by drop handle 2, it is stand-by vertically to be suspended to derrick one side with the blowout prevention assembly of pipe elevator.
During use, to move to the blowout prevention assembly of pipe elevator OIH pipe top by drop handle 2, operator's one hand steered blowout prevention assembly bottom oil tube external thread is aimed at OIH pipe internal thread, the pulling handle encircles 9 fast on the other hand, successively by wire rope 8, becket bridle 11, movable support frame 6 is given pull transfer and is rolled pipe 12, make and roll pipe 12 and deviate under pipe elevator in the mode of rolling, lose and roll elevators that pipe 12 supports and blowout prevention assembly on the plane to the U-shaped plate 3 that hurtles down of short distance under the self gravitation effect, blowout prevention assembly bottom oil tube external thread enters OIH pipe internal thread, finishes with the blowout prevention assembly of pipe elevator in place fast.
Wire rope on the hoist engine that is used passes fixed block, movable pulley successively, and the special elevator of hook blowout prevention assembly is again by the special elevator suspention of blowout prevention assembly blowout prevention assembly.To well mouth oil pipe center rotating adjustable suspension movable stand, if blowout prevention assembly lower external thread can not enter the oil pipe internal thread between two parties, then adjust and be actively set on position on the bearing bar, search out optimum position point and in bearing bar, movable sleeve, insert positioning bolt afterwards.The suspention movable stand of adjusting is returned derrick one side, try out once, if reach instructions for use, it is stand-by then it to be returned again derrick one side.
Rise, when needing to use the blowout prevention assembly to implement well control in the lower Tubing During Running, the blowout prevention assembly that hangs under a kind of adjustable suspension movable stand of operating personnel with stand-by derrick one side laterally is pulled to OIH tube hub top, finishes the front work that accurately puts in place of blowout prevention assembly Fast Installation.
Claims (4)
1. the short distance prompt drop hanger of a blowout prevention assembly elevator is mainly by carrying frame (1), U-shaped plate (3), backstay (5), movable support frame (6), gunning stick (7), wire rope (8), rectangular windowing (10), rolling pipe (12) and form; It is characterized in that: carrying frame (1) upper end has crossbeam, the two ends of crossbeam to be welded with respectively a montant, is welded with respectively two relative cross bars in the lower end of montant; Carry the drop handle (2) that connecting steel wire ropes or hook are arranged on frame (1) upper beam; U-shaped plate (3) is that a block plate lower end is circular arc, and the both sides of U-shaped opening (4) also have lightening hole (13); U-shaped plate (3) upper center has U-shaped opening (4); Be fixed with respectively an axle bed (14) in a side at U-shaped plate (3) middle part and in the both sides of U-shaped opening (4), carry the cross bar of frame (1) both sides, lower end, pass respectively the axle bed (14) at U-shaped plate (3) middle part, to carry frame (1) lower end and U-shaped plate (3) links together, U-shaped plate (3) can overturn; Be fixed with respectively an axle bed (14) in a side of U-shaped plate (3) upper end and in the both sides of U-shaped opening (4), backstay (5) passes two axle beds (14) of U-shaped plate (3) upper end; There is rectangular windowing (10) U-shaped opening (4) lower end at U-shaped plate (3), movable support frame (6) is arranged in rectangular the windowing (10), install one in movable support frame (6) upper beam and roll pipe (12), at the bracing piece at movable support frame (6) middle part a becket bridle (11) is installed; Wire rope (8) passes from gunning stick (7) upper beam is connected pipe (12) with the middle part centre by becket bridle (11) and naturally droops after connecting handle ring (9); There are the both sides of rectangular windowing (10) to be fixed with respectively an axle bed (14) in side of U-shaped plate (3) and in U-shaped opening (4) lower end, be installed with a bearing pin on the axle bed (14) of two rectangular windowing (10) both sides, bearing pin connects the lower end of movable support frame (6).
2. the short distance prompt drop hanger of blowout prevention assembly elevator according to claim 1, it is characterized in that: the width of the U-shaped opening (4) of U-shaped plate (3) is greater than 2～5 millimeters of this body diameters of oil pipe.
3. the short distance prompt drop hanger of blowout prevention assembly elevator according to claim 1 is characterized in that: movable support frame (6) and U-shaped opening (4) bottom spacing are greater than 5～20 millimeters of elevator arc width.
4. the short distance prompt drop hanger of blowout prevention assembly elevator according to claim 1, it is characterized in that: the height of movable support frame (6) is greater than 40～60 millimeters of tubing round thread length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220337800 CN202745743U (en) | 2012-07-12 | 2012-07-12 | Short-distance quick-drop hanger of blowout prevention assembly elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220337800 CN202745743U (en) | 2012-07-12 | 2012-07-12 | Short-distance quick-drop hanger of blowout prevention assembly elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202745743U true CN202745743U (en) | 2013-02-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220337800 Expired - Fee Related CN202745743U (en) | 2012-07-12 | 2012-07-12 | Short-distance quick-drop hanger of blowout prevention assembly elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202745743U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104775769A (en) * | 2014-01-13 | 2015-07-15 | 中国石油化工股份有限公司 | Intelligent lifting clamp of mechanical well repair operation |
-
2012
- 2012-07-12 CN CN 201220337800 patent/CN202745743U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104775769A (en) * | 2014-01-13 | 2015-07-15 | 中国石油化工股份有限公司 | Intelligent lifting clamp of mechanical well repair operation |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130220 Termination date: 20210712 |