CN105840123B - A kind of operation oil pipe centering body - Google Patents
A kind of operation oil pipe centering body Download PDFInfo
- Publication number
- CN105840123B CN105840123B CN201610431997.5A CN201610431997A CN105840123B CN 105840123 B CN105840123 B CN 105840123B CN 201610431997 A CN201610431997 A CN 201610431997A CN 105840123 B CN105840123 B CN 105840123B
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- CN
- China
- Prior art keywords
- centralizer
- pipe
- oil cylinder
- oil pipe
- positioning seat
- 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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Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/24—Guiding or centralising devices for drilling rods or pipes
Abstract
A kind of operation oil pipe centering body, is related to oil equipment field.Pipe device, centralizer and hook card component are helped including what is set gradually from the top down, described to help pipe device, centralizer to be both connected on derrick, the hook card component is connected to the bottom of centralizer；It is described to hook the centering that card component is used to centered on the lower oil pipe in well carry out centralizer, help pipe device to be used for righting upper oil pipe above, centralizer is used to lower oil pipe and the upper oil pipe being vertically provided above lower oil pipe carrying out position centering.The present invention, with helping two opposite semicircles above and below the guide wheel formation in the middle part of pipe support to encircle upper oil pipe, is realized that mechanized shaftmouth centering is operated, improves well head automaticity, reduce the labor intensity of workman by the c-shaped opening of positioning seat.
Description
Technical field
The present invention relates to oil equipment field, specially a kind of operation oil pipe centering body.
Background technology
Current workover treatment plays lower tubular column and uses artificial mode substantially, is needed during lower tubing string by operating personnel
Tubing string centering is carried out, oil pipe pipe tail is helped surely to be put into after tubing string section hoop head to carry out twisting and buckles operation.This centering process is
Restrict well workover mechanization, the difficult point of automation development, the process of oil pipe automatic centering make-up is that oil pipe removes automation and needs solution
Core technology certainly.
The content of the invention
It is an object of the invention to provide one kind manually-operated mechanical centering body is substituted, remotely or automatically control oil pipe
Centering, makes operating personnel away from well head.
Realizing the technical scheme of above-mentioned purpose is：A kind of operation oil pipe centering body, it is characterised in that：Including on to
Under set gradually help pipe device, centralizer and hook card component, it is described to help pipe device, centralizer to be both connected on derrick, it is described hook
Card component is connected to the bottom of centralizer；The card component that hooks is used to centered on the lower oil pipe in well carry out centralizer
Centering, helps pipe device to be used for righting upper oil pipe above, and centralizer is used for lower oil pipe and is vertically provided above lower oil pipe
Upper oil pipe carry out position centering.
The telescopic oil cylinder for helping pipe device to include two lateral arrangements, the tail end of two telescopic oil cylinders is hinged on derrick
On, it is connected between the telescopic end of two telescopic oil cylinders and helps pipe support, it is described to help in the middle part of pipe support the guide wheel for being connected with and rotating and setting；
Corresponded to respectively on derrick above two telescopic oil cylinders and be hinged with a rotary oil cylinder, the tailpiece of the piston rod of rotary oil cylinder is hinged on pair
Answer the middle part of telescopic oil cylinder.
Described to help in the middle part of pipe support the guide plate for being additionally provided with a pair of formation V-shaped grooves, the guide wheel is rotatably connected on the V
In shape groove.
The centralizer includes the connecting seat of lateral arrangement, and one end of the connecting seat towards well head is connected with right up and down
Claim the slide rail of arrangement, the opposite flank of the slide rail is provided with that be provided with the chute between chute, two one slide rails can be along cunning
It is also associated with driving the sliding oil cylinder of slide plate slides on the slide plate of groove longitudinal sliding motion, the connecting seat.
The outside of the slide plate is connected with centering body by connecting plate, and it is C-shaped that the centering body includes section
Positioning seat housing, positioning seat, upper end cover and bottom end cover, the positioning seat housing inner circumferential are provided with deep-slotted chip breaker, and positioning seat can turn
It is set in dynamicly on positioning seat housing, and the periphery of positioning seat is provided with the circumferential rib coordinated in the deep-slotted chip breaker, it is described
Upper end cover and bottom end cover are connected to the top and bottom of positioning seat housing, and upper end cover, positioning seat, bottom end cover and fixed
The opening direction of position seat shell body is consistent, and with helping the opening direction of the V-shaped groove in the middle part of pipe support in 90 ° of settings；
Oil cylinder with gear racks is also associated with the connecting plate, the output end of the oil cylinder with gear racks is connected with rack, the positioning
It is provided with and rack meshed gears on seat.
The centralizer is arranged on derrick by relocation mechanism, and the relocation mechanism includes being mounted vertically on derrick
Slide bar, the connecting seat of the centralizer is slidably mounted on slide bar, and drive connection seat is also equipped with the derrick along along slide bar
The hoist cylinder of lower slider.
The card component that hooks includes the U-shaped connection of left clamping jaw, right clamping jaw and the bottom end cover bottom for being connected to centering body
Seat, left clamping jaw, the middle part of right clamping jaw are by hinge formation bare terminal end and connection end, and the bare terminal end is described towards well head
The two ends of left clamping jaw, the connection end of right clamping jaw and U-shaped connecting seat are hinged；It is also associated with hooking card oil cylinder on the U-shaped connecting seat,
The tail end for hooking card oil cylinder is connected with U-shaped connecting seat, and the telescopic end for hooking card oil cylinder is connected with bearing pin.
Beneficial effects of the present invention：
1st, the c-shaped opening of the invention by positioning seat is with helping two opposite semicircles above and below the guide wheel formation in the middle part of pipe support to encircle
Upper oil pipe, realizes that mechanized shaftmouth centering is operated, improves well head automaticity, reduce the labor intensity of workman.
2nd, by changing positioning seat, the workover treatment of various oil pipes is can adapt to, is adapted to the centering of each molded dimension oil pipe.
3rd, the guide plate for being provided with the middle part of pipe support and forming V-shaped groove is helped, the design of V-shaped groove avoids oil pipe play, makes oil
Pipe is quickly fallen into corresponding open slot.
4th, drive relocation mechanism to move up and down by hoist cylinder, be adapted to the workover treatment of different well head height.
5th, all parts of centering body facilitate movement all on derrick, reduce field installation time.
Brief description of the drawings
Fig. 1 is structural representation of the invention；
Fig. 2 is the structural representation of centralizer；
Fig. 3 is the top view of centralizer；
Fig. 4 is the partial schematic diagram of centralizer；
Fig. 5 is the structural representation for hooking card component；
Fig. 6 is the front view for helping pipe device；
Fig. 7 is the top view for helping pipe device；
Fig. 8 is working state figure of the invention.
Embodiment
As shown in Fig. 1-7, the present invention helps pipe device 1, centralizer 2 and hook card component including what is set gradually from the top down
3, help pipe device 1, centralizer 2 to be both connected on derrick 4, hook the bottom that card component 3 is connected to positioning seat housing 18.
Pipe device 1 is helped to include the telescopic oil cylinder 6 of two lateral arrangements, the tail end of two telescopic oil cylinders 6 is hinged on derrick 4
On, it is connected between the telescopic end of two telescopic oil cylinders 6 and helps pipe support 7, helps the middle part of pipe support 7 to be additionally provided with a pair of formation V-shaped grooves 9
Guide plate 8, be rotatably connected on guide wheel 10 in V-shaped groove 9；Correspond to and be hinged with respectively on the derrick 4 of two tops of telescopic oil cylinder 6
One rotary oil cylinder 11, the tailpiece of the piston rod of rotary oil cylinder 11 is hinged on the middle part of correspondence telescopic oil cylinder 6.
Centralizer 2 includes the connecting seat 12 of lateral arrangement, and one end of connecting seat 12 towards well head is connected with symmetrical above and below
The slide rail 13 of arrangement, the opposite flank of slide rail 13 is provided with that be provided with the chute between chute, two one slide rails 13 can edge
The sliding oil cylinder 15 for driving slide plate 14 to slide is also associated with the slide plate 14 of chute longitudinal sliding motion, connecting seat 12.
The outside of slide plate 14 is connected with centering body 17 by connecting plate 16, and it is C-shaped that centering body 17 includes section
Positioning seat housing 18, positioning seat 19, upper end cover 20 and bottom end cover 21, the inner circumferential of positioning seat housing 18 are provided with deep-slotted chip breaker, positioning
Seat shell body 18 is rotationally set on positioning seat 19, and the periphery of positioning seat 19 is provided with cooperation in the deep-slotted chip breaker
Circumferential rib 22, upper end cover 20 and bottom end cover 21 are connected to the top and bottom of positioning seat housing 18, and upper end cover 20, under
End cap 21, positioning seat 19 are consistent with the opening direction of positioning seat housing 18, and with helping the opening direction of the V-shaped groove 9 in the middle part of pipe support 7
In 90 ° of settings.
Oil cylinder with gear racks 23 is also associated with connecting plate 16, the output end of oil cylinder with gear racks 23 is connected with rack 24, positioning seat 19
On be provided with the gear teeth engaged with rack 24.
Centralizer 2 is arranged on derrick 4 by relocation mechanism, and relocation mechanism includes the slide bar being mounted vertically on derrick 4
25, the connecting seat 12 of centralizer 2 is slidably mounted on slide bar 25, and drive connection seat 12 is also equipped with the derrick 4 along slide bar
25 hoist cylinders 26 slided up and down.
Hooking card component 3 includes left clamping jaw 27, right clamping jaw 28 and the U-shaped connecting seat 29 for being connected to the bottom of bottom end cover 21, left
Clamping jaw 27, the middle part of right clamping jaw 28 are hinged to form bare terminal end and connection end by bearing pin 30, and bare terminal end is towards well head, left clamping jaw
27th, the connection end of right clamping jaw 28 and the two ends of U-shaped connecting seat 29 are hinged；It is also associated with hooking card oil cylinder 30 on U-shaped connecting seat 29,
The tail end for hooking card oil cylinder 30 is connected with U-shaped connecting seat 29, and the telescopic end for hooking card oil cylinder 30 is connected with bearing pin 31.
The course of work of the present invention：
1st, relocation mechanism is driven to be glided along along slide bar 25 by hoist cylinder 26 according to operation wellhead height before production run
It is dynamic, centralizer 2 is adjusted to suitable working depth.
2nd, as shown in figure 8, first passing through elevator lifts by crane a upper oil pipe 32 conveyed by pipe conveyor 31, while helping pipe device 1
Two telescopic oil cylinders 6 are protruding, make to help the support of guide wheel 10 of pipe device 1 to help and go up oil pipe 32.
3rd, help the slow retraction of two telescopic oil cylinders 13 of pipe device 2 to well head central point, make oil pipe 32 perpendicular to well head.
4th, sliding oil cylinder 15 driving slide plate 14 and the centering body 17 being connected to by connecting plate 16 on slide plate 14 are moved
To well head center, the c-shaped opening of positioning seat 19 is set to embrace oil pipe 32.
5th, the hook card oil cylinder 30 for hooking card component 3 starts, and drives left clamping jaw 27, right clamping jaw 28 to close and clamp down-hole oil tube
33, make positioning seat 19 and the lower centering of oil pipe 33.
6th, the driving of oil cylinder with gear racks 23 positioning seat 19 rotates 90 °, makes the c-shaped opening of positioning seat 19 with helping leading for the middle part of pipe support 7
Two opposite semicircles encircle oil pipe 32 above and below the formation of wheel 10.
7th, elevator is descending, in the section hoop that upper oil pipe 32 is inserted to the upper end of down-hole oil tube 33, completes make-up.
8th, the left and right clamping jaw 27,28 for hooking card component 3 is opened.Pipe device 1, centralizer 2 is helped to be retracted into original state.
Claims (3)
1. a kind of operation oil pipe centering body, it is characterised in that：Including set gradually from the top down help pipe device, centralizer with
And card component is hooked, and it is described to help pipe device, centralizer to be both connected on derrick, it is described to hook the bottom that card component is connected to centralizer；Institute
State and hook the centering that card component is used to centered on the lower oil pipe in well carry out centralizer, help pipe device to be used for righting above
Upper oil pipe, centralizer is used to lower oil pipe and the upper oil pipe that is vertically provided above lower oil pipe carrying out position centering；
The telescopic oil cylinder for helping pipe device to include two lateral arrangements, the tail end of two telescopic oil cylinders is hinged on derrick, and two
It is connected between the telescopic end of root telescopic oil cylinder and helps pipe support, it is described to help in the middle part of pipe support the guide wheel for being connected with and rotating and setting；Two
Corresponded to respectively on derrick above telescopic oil cylinder and be hinged with a rotary oil cylinder, the tailpiece of the piston rod of rotary oil cylinder is hinged on correspondence and stretched
The middle part of contracting oil cylinder；
Described to help in the middle part of pipe support the guide plate for being additionally provided with a pair of formation V-shaped grooves, the guide wheel is rotatably connected on the V-shaped groove
It is interior；
The centralizer includes the connecting seat of lateral arrangement, and one end of the connecting seat towards well head is connected with cloth symmetrical above and below
The slide rail put, the opposite flank of the slide rail, which is provided with the chute between chute, two one slide rails, to be provided with and can be indulged along chute
To the slide plate of slip, it is also associated with driving the sliding oil cylinder of slide plate slides on the connecting seat；
The outside of the slide plate is connected with centering body by connecting plate, and the centering body includes section C-shaped positioning
Seat shell body, positioning seat, upper end cover and bottom end cover, the positioning seat housing inner circumferential are provided with deep-slotted chip breaker, and positioning seat is rotationally
It is set on positioning seat housing, and the periphery of positioning seat is provided with the circumferential rib coordinated in the deep-slotted chip breaker, the upper end
Lid and bottom end cover are connected to the top and bottom of positioning seat housing, and upper end cover, positioning seat, bottom end cover and positioning seat shell
The opening direction of body is consistent, and with helping the opening direction of the V-shaped groove in the middle part of pipe support in 90 ° of settings；
Oil cylinder with gear racks is also associated with the connecting plate, the output end of the oil cylinder with gear racks is connected with rack, the positioning seat
It is provided with and rack meshed gears.
2. a kind of operation oil pipe centering body according to claim 1, it is characterised in that：The centralizer is by floating
Mechanism is arranged on derrick, and the relocation mechanism includes the slide bar being mounted vertically on derrick, and the connecting seat of the centralizer is slided
It is dynamic to be arranged on slide bar, the hoist cylinder that drive connection seat is slided up and down along slide bar is also equipped with the derrick.
3. a kind of operation oil pipe centering body according to claim 1, it is characterised in that：The hook card component includes a left side
Clamping jaw, right clamping jaw and be connected to centering body bottom end cover bottom U-shaped connecting seat, pass through in the middle part of left clamping jaw, right clamping jaw
Hinge formation bare terminal end and connection end, the bare terminal end is towards well head, the left clamping jaw, the connection end of right clamping jaw and U-shaped
The two ends of connecting seat are hinged；It is also associated with hooking card oil cylinder on the U-shaped connecting seat, the tail end of the hook card oil cylinder is connected with U-shaped
Seat connection, the telescopic end for hooking card oil cylinder is connected with bearing pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610431997.5A CN105840123B (en) | 2016-06-17 | 2016-06-17 | A kind of operation oil pipe centering body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610431997.5A CN105840123B (en) | 2016-06-17 | 2016-06-17 | A kind of operation oil pipe centering body |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105840123A CN105840123A (en) | 2016-08-10 |
| CN105840123B true CN105840123B (en) | 2017-09-29 |
Family
ID=56575976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610431997.5A Active CN105840123B (en) | 2016-06-17 | 2016-06-17 | A kind of operation oil pipe centering body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105840123B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113137188A (en) * | 2020-01-20 | 2021-07-20 | 中国石油化工股份有限公司 | Workover oil pipe centering device and workover oil pipe centering equipment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4681158A (en) * | 1982-10-07 | 1987-07-21 | Mobil Oil Corporation | Casing alignment tool |
| CN201106422Y (en) * | 2007-11-21 | 2008-08-27 | 王曙光 | Fluid pressure mouth butt-jointing device |
| CN104074476A (en) * | 2013-03-28 | 2014-10-01 | 中国石油化工股份有限公司 | Mechanized well repair wellhead oil pipe centralizing and centering device and mechanized well repair wellhead oil pipe centralizing and centering method |
| CN104712270A (en) * | 2015-03-23 | 2015-06-17 | 马小石 | Oil field well workover operation robot |
| CN205677558U (en) * | 2016-06-17 | 2016-11-09 | 中国石油化工股份有限公司 | A kind of operation oil pipe centering body |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150354297A1 (en) * | 2014-06-05 | 2015-12-10 | Quality Rental Tools, Inc. | Method and apparatus for extended arm stabbing of pipe and other tubular goods |
-
2016
- 2016-06-17 CN CN201610431997.5A patent/CN105840123B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4681158A (en) * | 1982-10-07 | 1987-07-21 | Mobil Oil Corporation | Casing alignment tool |
| CN201106422Y (en) * | 2007-11-21 | 2008-08-27 | 王曙光 | Fluid pressure mouth butt-jointing device |
| CN104074476A (en) * | 2013-03-28 | 2014-10-01 | 中国石油化工股份有限公司 | Mechanized well repair wellhead oil pipe centralizing and centering device and mechanized well repair wellhead oil pipe centralizing and centering method |
| CN104712270A (en) * | 2015-03-23 | 2015-06-17 | 马小石 | Oil field well workover operation robot |
| CN205677558U (en) * | 2016-06-17 | 2016-11-09 | 中国石油化工股份有限公司 | A kind of operation oil pipe centering body |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105840123A (en) | 2016-08-10 |
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