CN106869823B - Standpipe centralizing system and standpipe erection device - Google Patents
Standpipe centralizing system and standpipe erection device Download PDFInfo
- Publication number
- CN106869823B CN106869823B CN201710132440.6A CN201710132440A CN106869823B CN 106869823 B CN106869823 B CN 106869823B CN 201710132440 A CN201710132440 A CN 201710132440A CN 106869823 B CN106869823 B CN 106869823B
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- standpipe
- righting arm
- idler wheel
- tubular body
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- 239000010687 lubricating oil Substances 0.000 claims abstract description 8
- 239000003921 oil Substances 0.000 claims description 30
- 239000000945 filler Substances 0.000 claims description 13
- 230000001050 lubricating effect Effects 0.000 claims description 11
- 210000003746 feather Anatomy 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 5
- 230000033001 locomotion Effects 0.000 claims description 5
- 230000001154 acute effect Effects 0.000 claims description 3
- 238000005461 lubrication Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 5
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 239000011253 protective coating Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 235000005121 Sorbus torminalis Nutrition 0.000 description 1
- 244000152100 Sorbus torminalis Species 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
- E21B17/1057—Centralising devices with rollers or with a relatively rotating sleeve
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- General Details Of Gearings (AREA)
- Rolls And Other Rotary Bodies (AREA)
Abstract
The present invention relates to standpipe centralizing system and standpipe erection device, standpipe erection device includes support base, righting arm, retaining mechanism and roll wheel assembly.Righting arm is arranged on support base longitudinally adjustablely；Roll wheel assembly includes mounting rack, idler wheel and two bearing caps.Mounting rack is mounted on one end of righting arm, including two mounting bases stretched out to separate righting arm direction.The first bayonet is respectively equipped in mounting base, bearing cap is equipped with the second bayonet, and two bearings lid is removably mounted on respectively in two mounting bases, so that forming the rotation hole being rotatablely installed for idler wheel between the first bayonet, the second bayonet.Two rotation holes corresponding with two mounting bases are rotatably assorted respectively at the rotation axis both ends of idler wheel, idler wheel can be engaged with the outer surface of standpipe.Retaining mechanism, which is arranged on support base, keeps idler wheel to engage with standpipe.The rotation hole of idler wheel is formed after being assembled by two components, convenient for being also convenient for idler wheel and rotation axis integral disassembly, assembly addition lubricating oil, increasing the protection to idler wheel.
Description
Technical field
The present invention relates to oil & gas equipment technical fields, more specifically to a kind of marine drilling oil overhold portion
The standpipe centralizing system and standpipe erection device of tight standpipe.
Background technique
In some offshore drill extraction systems, subsea wellheads and pier are connected using standpipe.Under normal circumstances, in stormy waves
Under equal oceans load-up condition, there is uncertain relative motions for meeting between standpipe and platform.In order to guarantee drilling operation just
It often carries out, this uncertain relative motion must be limited in certain range.
Summary of the invention
The technical problem to be solved in the present invention is that providing a kind of improved standpipe centralizing system and standpipe erection device.
The technical solution adopted by the present invention to solve the technical problems is: constructing a kind of standpipe erection device, including support
Seat, righting arm, retaining mechanism and roll wheel assembly；
The righting arm lengthwise position is adjustably arranged on the support base；
The roll wheel assembly includes mounting rack, idler wheel and two bearing caps；The mounting rack is mounted on the righting arm
One end, including to far from the righting arm direction stretch out and spacing side by side be arranged two mounting bases；
The first bayonet is respectively equipped in each mounting base, each bearing cap is equipped with the second bayonet, described in two
Bearing cap is removably mounted on respectively in two mounting bases, so that being formed between first bayonet, the second bayonet for institute
State the rotation hole of idler wheel rotational installation；Two rotation hole corresponding with two mounting bases turns respectively at the rotation axis both ends of the idler wheel
Dynamic cooperation；
The outer ring of the idler wheel is formed with inner groovy along border, simultaneously can opposite institute can engage with the outer surface of the standpipe
It states standpipe to scroll up and down, the pivot center of idler wheel angle vertical or at an acute angle with the stretching direction of the righting arm；
The retaining mechanism is arranged on the support base, and the righting arm corresponding matching, to drive the righting arm
It is mobile to described roll wheel assembly one end, and the idler wheel is kept to engage with the standpipe.
Preferably, the rotation axis includes the axle journal with rotation hole cooperation, and the roll wheel assembly further includes to described
Oiling is in rotation hole with the oil filling mechanism to the journal lubrication.
Preferably, the oil filling mechanism includes the oil filler point being arranged on the mounting base and/or the bearing cap, described
One end of oil filler point is corresponding with the journal surface position.
Preferably, the oil filling mechanism further includes the lubricating cup being arranged on the mounting base and/or the bearing cap, described
Lubricating cup is connected to the oil filler point, to allow the lubricating oil in the lubricating cup to flow into the rotation hole.
Preferably, bearing holder (housing, cover) is installed, the rotation axis is rotatably assorted with the bearing holder (housing, cover), the note in the rotation hole
Oilhole runs through the side wall of the bearing holder (housing, cover), and the axle journal is equipped with oil groove；
The border at the both ends of the bearing holder (housing, cover) is equipped with flange, and the both ends of the rotation hole are formed with corresponding with the flange
Positioning step.
Preferably, the support base includes the tubular body being set in outside the righting arm, and the righting arm is longitudinally movable
Ground is inserted into the tubular body, and wear ring, the inner wall of the wear ring and the tubular body are arranged with outside the righting arm
Cooperation is equipped between the tubular body and the righting arm and limits the guiding mechanism that the righting arm moves longitudinally.
Preferably, the guiding mechanism includes the guide groove longitudinally disposed in the side of the righting arm, and in institute
State the guidance set for being arranged on tubular body and snapping onto the guide groove；
The side wall of the tubular body is equipped with mounting hole, and the guidance set includes mounting plate, feather key, the mounting plate
On being mounted on the outside of the mounting hole, the feather key is mounted on the inside of the mounting plate, and is snapped by the mounting hole
In the guide groove, the width of the guide groove is suitable with the width of the feather key.
Preferably, tubular body one end opposite with the roll wheel assembly, the locking is arranged in the retaining mechanism
Mechanism includes locking member of the lengthwise position adjustably with tubular body cooperation, by the righting arm to the roll wheel assembly one
End compresses.
Preferably, the locking member includes the screw rod being spirally connected with the tubular body, the retaining mechanism further include with it is described
The nut that screw rod is spirally connected, the nut is located at outside the tubular body, and offsets with the tubular body, to keep the locking member to exist
Locked position on the tubular body.
The present invention also constructs a kind of standpipe centralizing system, including the standpipe erection device.
Implement standpipe centralizing system and standpipe erection device of the invention, has the advantages that standpipe of the invention
The rotation hole of erection device idler wheel is formed after being assembled by two components, can be made of one idler wheel and rotation axis, or by idler wheel
It is fixedly connected, is convenient for idler wheel and rotation axis integral disassembly, assembly, while being also convenient for adding between rotation axis and rotation hole with rotation axis
Add lubricating oil, increases the protection to idler wheel.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples, in attached drawing:
Fig. 1 is the structural schematic diagram of the standpipe erection device in the embodiment of the present invention；
Fig. 2 is the A-A profile structure diagram of the standpipe erection device in Fig. 1；
Fig. 3 is the lateral structure schematic diagram of the standpipe erection device in Fig. 1；
Fig. 4 is the B-B cross-section structure diagram of the standpipe erection device in Fig. 3；
Fig. 5 is the enlarged diagram of the partial view C in Fig. 2.
Specific embodiment
For a clearer understanding of the technical characteristics, objects and effects of the present invention, now control attached drawing is described in detail
A specific embodiment of the invention.
In conjunction with as shown in Figure 1 to Figure 3, the standpipe centralizing system in a preferred embodiment of the invention generally include four it is vertical
Pipe erection device 1 is circumferentially distributed in the four direction of standpipe, and the idler wheel 142 of each standpipe erection device 1 engages with standpipe,
Standpipe is positioned in four direction, prevents the amplitude swung under water excessive.In other embodiments, standpipe centralizing system
The multiple standpipe erection devices 1 that may also comprise three or other quantity, the position for being able to maintain standpipe are stablized.Certainly, may be used
One standpipe erection device 1 is only set, and the erection device of other structures is arranged in other positions.
In some embodiments, standpipe erection device 1 includes support base 11, righting arm 12, retaining mechanism 13 and idler wheel
Component 14,12 lengthwise position of righting arm are adjustably arranged on support base 11.
The first bayonet 1413 is respectively equipped in each mounting base 1412, each bearing cap 143 is equipped with the second bayonet 1431,
Two bearings lid 143 is removably mounted on respectively in two mounting bases 1412, so that between the first bayonet 1413, the second bayonet 1431
Form the rotation hole 1414 being rotatablely installed for idler wheel 142.Rotation hole 1414 is formed after being assembled by two components, can be by idler wheel
142 and rotation axis 144 be made of one, or idler wheel 142 is fixedly connected with rotation axis 144, convenient for by idler wheel 142 and rotation axis
144 integral disassembly, assemblies, while being also convenient for adding lubricating oil between rotation axis 144 and rotation hole 1414, increase the guarantor to idler wheel 142
Shield.
Preferably, the first bayonet 1413, the usual semicircular in shape of the second bayonet 1431 form circular rotatable hole after cooperation
1414, the rotation axis 144 for being also convenient for idler wheel 142 dismounts.
Two rotation hole 1414 corresponding with two mounting bases 1412 is rotatably assorted respectively at 144 both ends of rotation axis of idler wheel 142, allows
142 energy relative riser of idler wheel rolls, and avoids directly compressing with standpipe.Further, the outer ring of idler wheel 142 is formed with interior along border
Groove 1421, with can engage with the outer surface of standpipe and can relative riser scroll up and down, the work to standpipe lateral Displacement can be played
With.
Retaining mechanism 13 is arranged on support base 11, and 12 corresponding matching of righting arm, to drive 12 way roller group of righting arm
14 one end of part is mobile, and idler wheel 142 is kept to engage with standpipe.Retaining mechanism 13 can prevent righting arm 12 from shaking by standpipe
Active force when generate longitudinal movement, to avoid reducing the locating effect to standpipe.
Preferably, 144 line of rotation axis of idler wheel 142 is vertical with the stretching direction of righting arm 12, allows righting arm 12 and standpipe
The stress of face, righting arm 12 can be directly transformed on idler wheel 142, after allowing idler wheel 142 to engage with standpipe, be supported to standpipe front
Pressure, inner groovy 1421 limit the lateral of standpipe.In other embodiments, 144 line of rotation axis of idler wheel 142 and righting arm 12
Stretching direction can also angle at an acute angle.
After the idler wheel 142 of multiple standpipe erection devices 1 compresses standpipe, the position of standpipe can be positioned.Inner groovy
1421 shape is corresponding with the shape of standpipe, can be bonded well positioning with standpipe side.In some embodiments, idler wheel
142 include wheel body 1422 and the on-metallic protective coating 1423 that wheel body outer ring is arranged in, and on-metallic protective coating 1423 is usually plastics
Or rubber material, inner groovy 1421 are formed in 1423 outer ring of on-metallic protective coating.
Further, as shown in connection with fig. 4, rotation axis 144 includes the axle journal 1441 cooperated with rotation hole 1414, roll wheel assembly
14 further include oil filling mechanism 145 of the oiling to lubricate axle journal 1441 into rotation hole 1414.There is oil filling mechanism 145, it can be with
Disassembly bearing cap 143 and mounting rack 141 is not being had to, so that it may to 1441 position oil injecting lubricating of axle journal, improve safety and just
Benefit.
In some embodiments, oil filling mechanism 145 includes the oil filler point 1451 being arranged on bearing cap 143, oil filler point
1451 one end is corresponding with 1441 surface location of axle journal, and lubricating oil can be inwardly injected by oil filler point 1451 to 1441 position of axle journal
It is lubricated.In other embodiments, oil filler point 1451 may also be arranged in mounting base 1412, can also be in mounting base 1412 and axis
It holds on lid 143 while oil filler point 1451 is set.
Preferably, oil filling mechanism 145 further includes lubricating cup 1452, and lubricating cup 1452 can be set in mounting base 1412, can also
It is arranged on bearing cap 143, or is arranged simultaneously in installation lid and bearing cap 143.Lubricating cup 1452 is connected to oil filler point 1451, to allow
Lubricating oil in lubricating cup 1452 flows into rotation hole 1414, can eliminate the process of manually oiling.
Further, bearing holder (housing, cover) 146 is installed, rotation axis 144 is rotatably assorted with bearing holder (housing, cover) 146, note in rotation hole 1414
Oilhole 1451 runs through the side wall of bearing holder (housing, cover) 146, and axle journal 1441 is equipped with oil groove.Bearing holder (housing, cover) 146 can reduce with axle journal 1441 it
Between friction, while also can increase lubricant effect.The lubricating oil injected by oil filler point 1451 can direct runner axle journal 1441, into
Enter oil groove, carries out lasting lubrication.
The border at the both ends of bearing holder (housing, cover) 146 is equipped with flange, and the both ends of rotation hole 1414 are formed with positioning corresponding with flange
Step.After the installation of bearing holder (housing, cover) 146, it is ensured that axially position.
In conjunction with shown in Fig. 1 to Fig. 3, in some embodiments, support base 11 includes the tubulose being set in outside righting arm 12
Body 111 and the pedestal 112 connecting outside with tubular body 111, pedestal 112 can be fixedly connected with the cylindrical tube in seabed, guarantee branch
Support seat 11 itself can position in seabed.In other embodiments, pedestal 112 can also be cancelled, by the cylinder of tubular body 111 and seabed
Pipe connection.
Righting arm 12, which can be longitudinally moved, to be inserted into tubular body 111, and wear ring 121 is arranged with outside righting arm 12.It is wear-resisting
The inner wall of ring 121 and tubular body 111 cooperates, and can prevent righting arm 12 and 111 inner wall direct friction of tubular body.Wear ring
121 generally include two, can play the role of positioning righting arm 12, avoid deviation.
Preferably, as shown in connection with fig. 5, restriction righting arm 12 is equipped between tubular body 111 and righting arm 12 to move longitudinally
Guiding mechanism 15.Guiding mechanism 15 includes the guide groove 151 longitudinally disposed in the side of righting arm 12, and in tubular body
It is arranged on 111 and snaps onto the guidance set 152 in guide groove 151.Guidance set 152 engages with guide groove 151, allows righting arm
12 intelligence are vertically moving, and make the position of righting arm 12 more stable.
Further, the side wall of tubular body 111 is equipped with mounting hole 1111, and guidance set 152 includes mounting plate 1521, leads
To key 1522.Mounting plate 1521 is mounted on 1111 outside of mounting hole, and feather key 1522 is mounted on the inside of mounting plate 1521, and
It is snapped onto guide groove 151 by mounting hole 1111.The width of guide groove 151 is suitable with the width of feather key 1522, limits righting
The steering of arm 12.
In general, the shape of feather key 1522 is corresponding with the shape of mounting hole 1111, allow feather key 1522 and tubular body 111 it
Between cooperation it is more stable.It in other embodiments, can also be by by the disconnected of the inner ring section of tubular body 111 and righting arm 12
Face is set as non-circular structure, guarantees that righting arm 12 will not circumferentially rotate.
As shown in Figure 1 to Figure 3, in some embodiments, retaining mechanism 13 is arranged in tubular body 111 and 14 phase of roll wheel assembly
Pair one end, locking operation can be facilitated.Retaining mechanism 13 includes the locking member that lengthwise position adjustably cooperates with tubular body 111
131,12 way roller component of righting arm, 14 one end is compressed.After idler wheel 142 offsets engaging to standpipe, locking member 131 is locked,
Righting arm 12 and roll wheel assembly 14 are compressed to standpipe direction, guarantee that idler wheel 142 and standpipe push against.
Further, locking member 131 includes the screw rod being spirally connected with tubular body 111, and retaining mechanism 13 further includes and screw rod spiral shell
The nut 132 connect.Nut 132 is located at outside tubular body 111, and offsets with tubular body 111, to keep locking member 131 in tubular body
Locked position on 111.After the position of locking member 131 is adjusted in place, nut 132 is locked, locking member 131 can be kept right
On the position answered, righting arm 12 and roll wheel assembly 14 is also allowed not generate movement relative to support base 11.
In other embodiments, retaining mechanism 13 may also comprise to be arranged on support base 11 and clamp to 131 side of locking member
Two clamping pieces of positioning, clamping piece lateral position is adjustably arranged on support base 11, after 131 position of locking member mixes up,
Locking member 131 is clamped.It is equipped with anti-skid chequer on clamping piece and the opposite side of locking member 131, frictional force can be increased, allows locking
Position is more stable after part 131 is clamped.
It is to be appreciated that above-mentioned each technical characteristic can be used in any combination and unrestricted.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of standpipe erection device (1), which is characterized in that including support base (11), righting arm (12), retaining mechanism (13) with
And roll wheel assembly (14)；
Righting arm (12) lengthwise position is adjustably arranged on the support base (11)；
The roll wheel assembly (14) includes mounting rack (141), idler wheel (142) and two bearing caps (143)；The mounting rack
(141) it is mounted on one end of the righting arm (12), including to stretching out far from the righting arm (12) direction and spacing side by side is set
Two mounting bases (1412) set；
It is respectively equipped with the first bayonet (1413) on each mounting base (1412), each bearing cap (143) is equipped with the
Two bayonets (1431), two bearing caps (143) are removably mounted on respectively on two mounting bases (1412), so that described
The rotation hole (1414) for the idler wheel (142) rotational installation is formed between first bayonet (1413), the second bayonet (1431)；Institute
State rotation axis (144) both ends two rotation hole (1414) rotation corresponding with two mounting base (1412) respectively of idler wheel (142)
Cooperation；
The outer ring of the idler wheel (142) is formed with inner groovy (1421) along border, can engage simultaneously with the outer surface of the standpipe
Can the relatively described standpipe scroll up and down, the stretching direction of rotation axis (144) line of the idler wheel (142) and the righting arm (12)
Angle vertical or at an acute angle；
The retaining mechanism (13) is arranged on the support base (11), and the righting arm (12) corresponding matching, to drive
It is mobile to state righting arm (12) Xiang Suoshu roll wheel assembly (14) one end, and the idler wheel (142) is kept to engage with the standpipe.
2. standpipe erection device (1) according to claim 1, which is characterized in that the rotation axis (144) include with it is described
Rotation hole (1414) cooperation axle journal (1441), the roll wheel assembly (14) further include to the rotation hole (1414) interior oiling with
To the oil filling mechanism (145) of the axle journal (1441) lubrication.
3. standpipe erection device (1) according to claim 2, which is characterized in that the oil filling mechanism (145) includes setting
Oil filler point (1451) in the mounting base (1412) and/or the bearing cap (143), one end of the oil filler point (1451)
It is corresponding with the axle journal (1441) surface location.
4. standpipe erection device (1) according to claim 3, which is characterized in that the oil filling mechanism (145) further includes setting
Set the lubricating cup (1452) in the mounting base (1412) and/or the bearing cap (143), the lubricating cup (1452) and the note
Oilhole (1451) connection, to allow the lubricating oil in the lubricating cup (1452) to flow into the rotation hole (1414).
5. standpipe erection device (1) according to claim 3 or 4, which is characterized in that installation in the rotation hole (1414)
Have bearing holder (housing, cover) (146), the rotation axis (144) is rotatably assorted with the bearing holder (housing, cover) (146), and the oil filler point (1451) runs through institute
The side wall of bearing holder (housing, cover) (146) is stated, the axle journal (1441) is equipped with oil groove；
The border at the both ends of the bearing holder (housing, cover) (146) is equipped with flange, and the both ends of the rotation hole (1414) are formed with and the method
Blue corresponding positioning step.
6. standpipe erection device (1) according to any one of claims 1 to 4, which is characterized in that support base (11) packet
It includes and is set in the tubular body (111) of the righting arm (12) outside, the righting arm (12), which can be longitudinally moved, is inserted into the pipe
It in shape body (111), is arranged with wear ring (121) outside the righting arm (12), the wear ring (121) and the tubular body
(111) inner wall cooperation, is equipped between the tubular body (111) and the righting arm (12) and limits righting arm (12) edge
The guiding mechanism (15) of longitudinal movement.
7. standpipe erection device (1) according to claim 6, which is characterized in that the guiding mechanism (15) is included in institute
The longitudinally disposed guide groove (151) in the side of righting arm (12) is stated, and is arranged and snaps on the tubular body (111)
Guidance set (152) in the guide groove (151)；
The side wall of the tubular body (111) is equipped with mounting hole (1111), and the guidance set (152) includes mounting plate
(1521), feather key (1522), the mounting plate (1521) are mounted on the mounting hole (1111) outside, the feather key
(1522) it is mounted on the inside of the mounting plate (1521), and the guide groove (151) are snapped by the mounting hole (1111)
Interior, the width of the guide groove (151) is suitable with the width of the feather key (1522).
8. standpipe erection device (1) according to claim 7, which is characterized in that the retaining mechanism (13) is arranged in institute
State tubular body (111) and the roll wheel assembly (14) opposite one end, the retaining mechanism (13) include lengthwise position adjustably
With the locking member (131) of the tubular body (111) cooperation, the righting arm (12) Xiang Suoshu roll wheel assembly (14) one end is supported
Pressure.
9. standpipe erection device (1) according to claim 8, which is characterized in that the locking member (131) include with it is described
The screw rod that tubular body (111) is spirally connected, the retaining mechanism (13) further include the nut (132) being spirally connected with the screw rod, the spiral shell
Female (132) are located at the tubular body (111) outside, and offset with the tubular body (111), to keep the locking member (131) to exist
Locked position on the tubular body (111).
10. a kind of standpipe centralizing system, which is characterized in that including the described in any item standpipe erection devices of claim 1 to 9
(1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710132440.6A CN106869823B (en) | 2017-03-07 | 2017-03-07 | Standpipe centralizing system and standpipe erection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710132440.6A CN106869823B (en) | 2017-03-07 | 2017-03-07 | Standpipe centralizing system and standpipe erection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106869823A CN106869823A (en) | 2017-06-20 |
| CN106869823B true CN106869823B (en) | 2019-10-15 |
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ID=59169890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710132440.6A Active CN106869823B (en) | 2017-03-07 | 2017-03-07 | Standpipe centralizing system and standpipe erection device |
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| Country | Link |
|---|---|
| CN (1) | CN106869823B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5040619A (en) * | 1990-04-12 | 1991-08-20 | Halliburton Logging Services, Inc. | Wireline supported perforating gun enabling oriented perforations |
| CN202483550U (en) * | 2011-10-25 | 2012-10-10 | 西安威盛电子仪器有限公司 | Multi-arm spring type roller centralizer |
| CN203420648U (en) * | 2013-07-24 | 2014-02-05 | 武汉海王机电工程技术公司 | Staggered supporting type centralizer of cased well logger |
| CN204040939U (en) * | 2014-06-23 | 2014-12-24 | 西安思坦仪器股份有限公司 | Adjustable roller centralizer |
| CN206655665U (en) * | 2017-03-07 | 2017-11-21 | 中国海洋石油总公司 | Standpipe centralizing system and standpipe erection device |
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2017
- 2017-03-07 CN CN201710132440.6A patent/CN106869823B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN106869823A (en) | 2017-06-20 |
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