CN106988692A - A kind of folding coiled tubing voltage regulator tube device of comb arm - Google Patents
A kind of folding coiled tubing voltage regulator tube device of comb arm Download PDFInfo
- Publication number
- CN106988692A CN106988692A CN201710137891.9A CN201710137891A CN106988692A CN 106988692 A CN106988692 A CN 106988692A CN 201710137891 A CN201710137891 A CN 201710137891A CN 106988692 A CN106988692 A CN 106988692A
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- China
- Prior art keywords
- comb arm
- comb
- hydraulic jack
- arm
- bar
- 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
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- 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
- E21B19/22—Handling reeled pipe or rod units, e.g. flexible drilling pipes
Abstract
The invention provides a kind of folding coiled tubing voltage regulator tube device of comb arm.The device includes：Joystick case, comb arm hydraulic jack, linkage and comb arm, joystick case and comb arm hydraulic jack are connected by hydraulic hose, and comb arm hydraulic jack and linkage are connected by bearing pin, and linkage and comb arm are connected by mechanical structure；Manipulate the handle in joystick case to control comb arm hydraulic jack to shrink, comb arm hydraulic jack hauls connecting rod mechanism movement, linkage promotes comb arm stretching, and device enters working condition.The present invention makes the comb arm of coiled tubing voltage regulator tube device realize folder function using hydraulic jack and linkage, reduces the whole height of voltage regulator tube device, convenient transport and warehouse storage.Device is easy to use, controls hydraulic cylinder action that comb arm can be made to fold or be extended into working condition by manipulating hydraulic valve handles, it is not necessary to dismount comb arm, use manpower and material resources sparingly, shortens man-hour and improve operating efficiency.
Description
Technical field
The present invention relates to field of petroleum machinery, more particularly to a kind of folding coiled tubing voltage regulator tube device of comb arm.
Background technology
Coiled tubing is the tubing made of low-carbon alloy steel, there is good flexibility, also known as coiled tubing, a roll of continuous oil
Several kms of pipe range.Conventional oil pipe can be replaced to carry out many operations, continuous oil pipe operation equipment has Operating Pressure, continuously removed
The characteristics of, equipment volume is small, and duty cycle is fast, and cost is low.
Coild tubing unit is a kind of shipping storage coiled tubing, and manipulates coiled tubing completion underground work work
Equipment.Coild tubing unit is widely used in the petroleum equipment of the well stimulations such as well workover, drilling well and acid fracturing.Voltage regulator tube device
Be it is a kind of coiled tubing is imported into operation machine cylinder from conveying drum, or import from operation machine cylinder the equipment of other rollers,
It is main by base, A cabinet frames, pipe system, drive system etc. composition.
With coiled tubing technology wideling popularize in China, the length of the coiled tubing of application is increasingly longer, and winding connects
The drum diameter of continuous oil pipe is increasing.The whole height of voltage regulator tube device is caused to uprise, this gives the transport and storage of voltage regulator tube device
Great inconvenience is brought, therefore, a kind of voltage regulator tube device of flexible coiled tubing is developed and is one and urgently to be resolved hurrily ask
Topic.
The content of the invention
It is a kind of flexible to realize The embodiment provides a kind of folding coiled tubing voltage regulator tube device of comb arm
The voltage regulator tube device of convenient coiled tubing.
To achieve these goals, this invention takes following technical scheme.
A kind of folding coiled tubing voltage regulator tube device of comb arm, including：Joystick case, comb arm hydraulic jack, company
Linkage and comb arm, the joystick case and the comb arm hydraulic jack are connected by hydraulic hose, the comb arm
Hydraulic jack and the linkage are connected by bearing pin, and the linkage and the comb arm are connected by mechanical structure；
Manipulate the handle in the joystick case to control the comb arm hydraulic jack to shrink, the comb arm hydraulic pressure
Oil cylinder hauls the connecting rod mechanism movement, and the linkage promotes the comb arm stretching, and described device enters working condition.
Further, the linkage include it is lower to bar, intermediate bar and on to bar；
The lower upper and lower ends to bar have a through hole respectively, female otic placode of one end through hole and the comb arm hydraulic jack with
And one end of intermediate bar is connected by bearing pin, other end through hole is arranged on hypomere comb arm, rotatably；
The intermediate bar is provided at both ends with through hole, is rotated with coordinating up and down bar；
There is through hole on described respectively to the upper and lower ends of bar, the through hole of one end through hole and described intermediate bar one end is coaxial, can
Rotate, other end through hole is welded on epimere comb arm.
Further, it is described it is lower be located at the same side to bar and the comb arm hydraulic jack, it is described lower left and right to be included to bar
Symmetrically arranged a pair, it is described on bar is included be symmetrical set a pair.
Further, described device also includes：Mechanical locking mechanism, the mechanical locking mechanism include upper locking seat, under
Locking seat and locking pin, the upper locking seat are welded on the left and right sides of epimere comb arm, the end face of the upper locking seat with
The end face of epimere comb arm is parallel, and the lower locking seat is welded on the left and right sides of hypomere comb arm, the end of the lower locking seat
Face is parallel with the end face of hypomere comb arm, and the locking pin is installed on the upper locking seat and the lower locking seat on comb arm
Lead to the hole site.
Further, the locking pin is removably mounted on comb arm, when described device is in running order,
The locking pin is plugged on the comb arm, after described device power cut-off state, the institute on the comb arm is pulled up
State locking pin.
Further, described device also includes base, hydraulic jack and guide rail, fixed A type frame and movable A type frame, described
Hydraulic jack is arranged on the base with guide rail, fixed A type frame, movable A type frame, the fixed A type frame, the movable A types
Frame is vertical with the base, and the movable A type frame can be moved horizontally along guide rail on base, in institute when described device works
State and clamp coiled tubing conveying drum between fixed A type frame, movable A type frame.
Further, described device connects the service line joint of coild tubing unit by hydraulic line, from continuous
Oil pipe operating machine obtains power, by manipulating the handle in joystick case, realizes clamping, the rotation of coiled tubing conveying drum
Turn, brake.
It can be seen from the technical scheme that embodiments of the invention described above are provided the embodiment of the present invention using hydraulic jack and
Linkage makes the comb arm of coiled tubing voltage regulator tube device realize folder function, reduces the whole height of voltage regulator tube device, convenient fortune
Defeated and warehouse storage.The device of the embodiment of the present invention is easy to use, controls hydraulic cylinder to act by manipulating hydraulic valve handles
Comb arm is folded or is extended into working condition, comb arm need not be dismantled during transport and storage, save manpower
Material resources.
The additional aspect of the present invention and advantage will be set forth in part in the description, and these will become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, being used required in being described below to embodiment
Accompanying drawing be briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for this
For the those of ordinary skill of field, without having to pay creative labor, other can also be obtained according to these accompanying drawings
Accompanying drawing.
Fig. 1 is the front view of the folding coiled tubing voltage regulator tube device of comb arm provided in an embodiment of the present invention；
Fig. 2 is the right view of the folding coiled tubing voltage regulator tube device of comb arm provided in an embodiment of the present invention；
Fig. 3 is the folded state diagram of the folding coiled tubing voltage regulator tube device of comb arm provided in an embodiment of the present invention；
Fig. 4 is above figure 2 and Fig. 3 comparison diagram；
Fig. 5 is former for a kind of folding work of folding coiled tubing voltage regulator tube device of comb arm provided in an embodiment of the present invention
Manage schematic diagram；
Fig. 6 is a kind of partial enlarged drawing of folded state linkage provided in an embodiment of the present invention；
Fig. 7 is a kind of partial enlarged drawing of working condition linkage provided in an embodiment of the present invention；
In figure, base 1, hydraulic jack and guide rail 2, fixed A type frame 3, movable A type frame 4, axial plunger type motor 5, liquid
Pressure brake 6, right-angle reduction device 7, chain wheel driving mechanism 8, joystick case 9, comb arm 10, pipe system 11, comb arm hydraulic pressure
Oil cylinder 12, it is lower to bar 13, intermediate bar 14, on to bar 15, upper locking seat 16, lower locking seat 17, locking pin 18.
Embodiment
Embodiments of the present invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element or element with same or like function are represented to same or similar label eventually.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, is only used for explaining the present invention, and is not construed as limiting the claims.
Those skilled in the art of the present technique are appreciated that unless expressly stated, singulative " one " used herein, " one
It is individual ", " described " and "the" may also comprise plural form.It is to be further understood that what is used in the specification of the present invention arranges
Diction " comprising " refer to there is the feature, integer, step, operation, element and/or component, but it is not excluded that in the presence of or addition
Other one or more features, integer, step, operation, element, component and/or their group.It should be understood that when we claim member
Part is " connected " or during " coupled " to another element, and it can be directly connected or coupled to other elements, or can also exist
Intermediary element.In addition, " connection " used herein or " coupling " can include wireless connection or coupling.Wording used herein
"and/or" includes one or more associated any cells for listing item and all combined.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein (including technology art
Language and scientific terminology) with the general understanding identical meaning with the those of ordinary skill in art of the present invention.Should also
Understand, those terms defined in such as general dictionary, which should be understood that, to be had and the meaning in the context of prior art
The consistent meaning of justice, and unless defined as here, will not be explained with idealization or excessively formal implication.
For ease of the understanding to the embodiment of the present invention, done below in conjunction with accompanying drawing by taking several specific embodiments as an example further
Explanation, and each embodiment does not constitute the restriction to the embodiment of the present invention.
The voltage regulator tube device of existing coiled tubing is all, around the voltage regulator tube operation for realizing coiled tubing, comb not to be considered
Folding such case of arm.The present invention utilizes the hydraulic energy driving comb arm hydraulic cylinder on coild tubing unit, comb arm liquid
Cylinder pressure is controlled by valve is manipulated, and in saving man-hour simple to operate, folded state facilitates transport and storage.
A kind of structure such as Fig. 1 to 7 institutes of the folding coiled tubing voltage regulator tube device of comb arm provided in an embodiment of the present invention
Show, wherein, the front view of device as shown in figure 1, composed component include base 1, hydraulic jack and guide rail 2, fixed A type frame 3, can
Dynamic A type frame 4, axial plunger type motor 5, water brake 6, right-angle reduction device 7, chain wheel driving mechanism 8, joystick case 9, row
Pipe arm 10, pipe system 11, comb arm hydraulic jack 12, it is lower to bar 13, intermediate bar 14, on to bar 15, upper locking seat 16, lower lock
Only seat 17, locking pin 18.
A kind of right view such as Fig. 2 institutes of the folding coiled tubing voltage regulator tube device of comb arm provided in an embodiment of the present invention
Show, be the working state figure of pipe guide, circular dashed line is the coiled tubing reel of simulation, and the parallel lines by racker head are
The coiled tubing of simulation.Motor 5, brake 6, decelerator 7 successively install by order, mechanically connects, screwed hole is reserved with part, use
The two neighboring part of bolt connection.Minor sprocket on the output shaft of reductor 7, big chain is imparted power to by chain
Wheel, big sprocket wheel is fixedly connected with the roller bearing rotated with roller, so transmits power.
A kind of folded state diagram such as Fig. 3 of the folding coiled tubing voltage regulator tube device of comb arm provided in an embodiment of the present invention
It is shown, it is also transport and storage state, now comb arm is folded.Fig. 4 is above figure 2 and Fig. 3 comparison diagram, is mainly used to embody folding
Degree of contrast after prestack.
Fig. 5 is former for a kind of folding work of folding coiled tubing voltage regulator tube device of comb arm provided in an embodiment of the present invention
Schematic diagram is managed, Fig. 6 is the partial enlarged drawing of folded state linkage, and Fig. 7 is the partial enlarged drawing of working condition linkage.
Joystick case 9 and comb arm hydraulic jack 12 are connected by hydraulic hose, and comb arm hydraulic jack 12 and linkage pass through
Bearing pin is connected, and linkage and comb arm are connected by mechanical structure.
Workmen manipulates the handle in joystick case 9 to control comb arm hydraulic jack 12 to shrink, comb arm hydraulic pressure
Oil cylinder 12 hauls connecting rod mechanism movement, and linkage promotes comb arm stretching, and whole table apparatus enters working condition.
Linkage by lower to bar 13, intermediate bar 14, on bar 15 is constituted, it is lower to bar 13 and comb arm hydraulic jack 12
In the same side, lower include being symmetrical set to bar 13 a pair, on bar 15 is included being symmetrical set a pair.Under to bar
13 upper and lower ends have through hole respectively, and one end of the female otic placode and intermediate bar 14 of one end through hole and comb arm hydraulic jack 12 leads to
Bearing pin connection is crossed, other end through hole is arranged on hypomere comb arm, rotatably.Intermediate bar 14 is provided at both ends with through hole, middle
Bar 14 can be rotated with coordinating up and down bar.On have through hole, one end through hole and the one end of intermediate bar 14 respectively to the upper and lower ends of bar 15
Through hole it is coaxial, can flexible rotating, other end through hole is welded on epimere comb arm.
Mechanical locking mechanism is divided into locking seat 16, and lower locking seat 17 and locking pin 18, upper locking seat 16 are welded on
The section comb arm left and right sides, position as shown in Figure 5, the end face of upper locking seat 16 is parallel with the end face of epimere comb arm, simultaneously
The rotation of without prejudice to linkage.Lower locking seat is welded on the left and right sides of hypomere comb arm, the end face of the lower locking seat with
The end face of hypomere comb arm is parallel, and locking pin 18 is installed on upper the locking seat 16 and the lower locking 17 on comb arm
Lead to the hole site.The locking pin 18 is removably mounted on comb arm, when described device is in running order, described
The locking pin 18 is plugged on comb arm, after described device power cut-off state, the lock on the comb arm is pulled up
Shotpin 18.
Hydraulic jack is arranged on the base with guide rail 2, fixed A type frame 3, movable A type frame 4, the fixed A type frame 3,
The movable A type frame 4 is vertical with the base, and the movable A type frame can be moved horizontally along guide rail on base.The dress
When putting work coiled tubing conveying drum is clamped between fixed A type frame 3, movable A type frame 4.
Device connects the service line joint of coild tubing unit by hydraulic line, is obtained from coild tubing unit
Power, by manipulating the handle in joystick case, it is possible to achieve clamping, rotation, the braking of coiled tubing conveying drum；Pass through
Joystick is manipulated, the comb arm of folding is trailed, makes voltage regulator tube device in running order, locking pin is inserted, utilizes machine
Tool structure carries out locking, prevents from producing accident due to hydraulic system failure, more safe and reliable, simple and convenient.In voltage regulator tube
When device completes need of work storage or transported, spacing bearing pin is extracted, by manipulating joystick, folds the comb arm of stretching, extension,
Reduce whole height.
The course of work of the folding coiled tubing voltage regulator tube device of comb arm of the embodiment of the present invention includes：
The device is positioned on flat ground；
The power intake of device is connected into hydraulic line, the hydraulic line other end is connected to coild tubing unit power
Output end, to obtain power；
Control crank, the comb arm of folding is deployed, and plug spacing bearing pin；
Control crank, coordinates crane that coiled tubing conveying drum is clamped in the middle of two A type supports, and ensures smooth turn
It is dynamic；
Complete voltage regulator tube operation；
Locking pin is pulled up, control crank folds the comb arm of expansion.
In summary, the embodiment of the present invention makes the comb arm of coiled tubing voltage regulator tube device using hydraulic jack and linkage
Folder function is realized, the whole height of voltage regulator tube device is reduced, flexibly and easily.
Voltage regulator tube device is general by trailer transportation, and oneself height adds the chassis height of trailer often beyond expressway tol lcollection
Stand, the limiting altitude of overpass bottom etc. height limiting zone, and voltage regulator tube device is good due to its versatility, can often allocate and transport, if row
Pipe arm is not foldable, onsite application each time, is required for coordinating crane to install comb arm, it is necessary to expend for a long time and smart
Power is, it is necessary to which several workmans cooperation could be completed.The problem of also running into same in the storage process of voltage regulator tube device.So comb
The folding voltage regulator tube device of arm has very high practicality, improves operating efficiency, reduces cost, while also more square
Just.
In addition, the device of the embodiment of the present invention adds mechanical locking mechanism in the both sides of comb arm, and it is simple in construction, it is convenient
Manufacture and use.It can ensure when hydraulic system failure, the comb arm of working condition will not fall down to produce danger suddenly,
Protect the safety of operating personnel.
The device of the embodiment of the present invention is simple and easy to use, controls hydraulic cylinder action to make by manipulating hydraulic valve handles
Comb arm folds or is extended into working condition, it is not necessary to dismounts comb arm, reduces the waste of human resources, improve work
Efficiency.
One of ordinary skill in the art will appreciate that：Accompanying drawing be module in the schematic diagram of one embodiment, accompanying drawing or
Flow is not necessarily implemented necessary to the present invention.
Each embodiment in this specification is described by the way of progressive, identical similar portion between each embodiment
Divide mutually referring to what each embodiment was stressed is the difference with other embodiment.Especially for device or
For system embodiment, because it is substantially similar to embodiment of the method, so describing fairly simple, related part is referring to method
The part explanation of embodiment.Apparatus and system embodiment described above is only schematical, wherein the conduct
The unit that separating component illustrates can be or may not be it is physically separate, the part shown as unit can be or
Person may not be physical location, you can with positioned at a place, or can also be distributed on multiple NEs.Can root
Some or all of module therein is factually selected to realize the purpose of this embodiment scheme the need for border.Ordinary skill
Personnel are without creative efforts, you can to understand and implement.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, the change or replacement that can be readily occurred in,
It should all be included within the scope of the present invention.Therefore, protection scope of the present invention should be with scope of the claims
It is defined.
Claims (7)
1. a kind of folding coiled tubing voltage regulator tube device of comb arm, it is characterised in that including：Joystick case, comb arm liquid
Compressing cylinder, linkage and comb arm, the joystick case and the comb arm hydraulic jack are connected by hydraulic hose, institute
State comb arm hydraulic jack and the linkage is connected by bearing pin, the linkage and the comb arm are tied by machinery
Structure is connected；
Manipulate the handle in the joystick case to control the comb arm hydraulic jack to shrink, the comb arm hydraulic jack
The connecting rod mechanism movement is hauled, the linkage promotes the comb arm stretching, and described device enters working condition.
2. device according to claim 1, it is characterised in that the linkage includes lower to bar, intermediate bar and upper right
Bar；
The lower upper and lower ends to bar have a through hole respectively, female otic placode of one end through hole and the comb arm hydraulic jack and in
Between one end of bar connected by bearing pin, other end through hole is arranged on hypomere comb arm, rotatably；
The intermediate bar is provided at both ends with through hole, is rotated with coordinating up and down bar；
There is through hole on described respectively to the upper and lower ends of bar, the through hole of one end through hole and described intermediate bar one end is coaxial, rotatably,
Other end through hole is welded on epimere comb arm.
3. device according to claim 2, it is characterised in that it is described it is lower bar and the comb arm hydraulic jack are located at it is same
Side, it is described it is lower bar is included be symmetrical set a pair, it is described on bar is included being symmetrical set a pair.
4. device according to claim 3, it is characterised in that described device also includes：Mechanical locking mechanism, the machinery
Lockable mechanism includes upper locking seat, lower locking seat and locking pin, and the upper locking seat is welded on the left and right two of epimere comb arm
Side, the end face of the upper locking seat is parallel with the end face of epimere comb arm, and the lower locking seat is welded on a left side for hypomere comb arm
Right both sides, the end face of the lower locking seat is parallel with the end face of hypomere comb arm, and the locking pin is installed on institute on comb arm
State the lead to the hole site of locking seat and the lower locking seat.
5. device according to claim 4, it is characterised in that the locking pin is removably mounted on comb arm,
When described device is in running order, the locking pin is plugged on the comb arm, when described device power cut-off shape
After state, the locking pin on the comb arm is pulled up.
6. device according to claim 1, it is characterised in that described device also includes base, hydraulic jack and guide rail, consolidated
Determine A type frame and movable A type frame, the hydraulic jack is arranged on the base with guide rail, fixed A type frame, movable A type frame, institute
State fixed A type frame, the movable A type frame vertical with the base, the movable A type frame can along guide rail on base level
Mobile, described device clamps coiled tubing conveying drum when working between the fixed A type frame, movable A type frame.
7. the device according to any one of claim 1 to 6, it is characterised in that described device is connected by hydraulic line to be connected
The service line joint of continuous oil pipe operating machine, obtains power, by manipulating the hand in joystick case from coild tubing unit
Handle, realizes the clamping, rotation, braking of coiled tubing conveying drum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710137891.9A CN106988692B (en) | 2017-03-09 | 2017-03-09 | Coiled tubing pipe-pouring device with foldable pipe-arranging arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710137891.9A CN106988692B (en) | 2017-03-09 | 2017-03-09 | Coiled tubing pipe-pouring device with foldable pipe-arranging arm |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106988692A true CN106988692A (en) | 2017-07-28 |
| CN106988692B CN106988692B (en) | 2020-06-02 |
Family
ID=59412184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710137891.9A Active CN106988692B (en) | 2017-03-09 | 2017-03-09 | Coiled tubing pipe-pouring device with foldable pipe-arranging arm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106988692B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109230893A (en) * | 2018-06-25 | 2019-01-18 | 武汉船用机械有限责任公司 | A kind of soft tube winding system and its control method |
| CN111677467A (en) * | 2020-07-08 | 2020-09-18 | 华信唐山石油装备有限公司 | Heavy-load continuous pipe pouring device and pipe pouring method thereof |
| CN111927349A (en) * | 2020-07-14 | 2020-11-13 | 中国石油天然气股份有限公司 | Multifunctional continuous pipe pouring device |
| CN114704216A (en) * | 2022-06-06 | 2022-07-05 | 山东威盟石油机械有限公司 | Coiled tubing operating system |
| CN115383467A (en) * | 2021-05-24 | 2022-11-25 | 中国石油天然气集团有限公司 | Special cutting device for continuous oil pipe |
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| CN203682741U (en) * | 2014-01-15 | 2014-07-02 | 新疆克拉玛依市荣昌有限责任公司 | Coiled tubing pouring device |
| CN203879423U (en) * | 2014-01-14 | 2014-10-15 | 烟台杰瑞石油装备技术有限公司 | Continuous oil pipe dumping device with remote control unit |
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| US6273188B1 (en) * | 1998-12-11 | 2001-08-14 | Schlumberger Technology Corporation | Trailer mounted coiled tubing rig |
| CN2748580Y (en) * | 2004-10-27 | 2005-12-28 | 三一重机科技发展有限公司 | Motor driven folding mast |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109230893A (en) * | 2018-06-25 | 2019-01-18 | 武汉船用机械有限责任公司 | A kind of soft tube winding system and its control method |
| CN111677467A (en) * | 2020-07-08 | 2020-09-18 | 华信唐山石油装备有限公司 | Heavy-load continuous pipe pouring device and pipe pouring method thereof |
| CN111927349A (en) * | 2020-07-14 | 2020-11-13 | 中国石油天然气股份有限公司 | Multifunctional continuous pipe pouring device |
| CN111927349B (en) * | 2020-07-14 | 2022-07-05 | 中国石油天然气股份有限公司 | Multifunctional continuous pipe pouring device |
| CN115383467A (en) * | 2021-05-24 | 2022-11-25 | 中国石油天然气集团有限公司 | Special cutting device for continuous oil pipe |
| CN114704216A (en) * | 2022-06-06 | 2022-07-05 | 山东威盟石油机械有限公司 | Coiled tubing operating system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106988692B (en) | 2020-06-02 |
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