CN108104738A - Seabed borer drill rod centralising device - Google Patents
Seabed borer drill rod centralising device Download PDFInfo
- Publication number
- CN108104738A CN108104738A CN201810111145.7A CN201810111145A CN108104738A CN 108104738 A CN108104738 A CN 108104738A CN 201810111145 A CN201810111145 A CN 201810111145A CN 108104738 A CN108104738 A CN 108104738A
- Authority
- CN
- China
- Prior art keywords
- centering
- pedestal
- claw
- hole
- oil cylinder
- 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.)
- Granted
Links
- 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 claims abstract description 44
- 210000000078 claw Anatomy 0.000 claims abstract description 43
- 241001484259 Lacuna Species 0.000 claims description 2
- 238000005553 drilling Methods 0.000 abstract description 16
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
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
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/002—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables specially adapted for underwater drilling
-
- 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
- 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
Landscapes
- 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)
- Earth Drilling (AREA)
Abstract
The invention discloses a kind of seabed borer drill rod centralising device, including driving mechanism, centering claw assembly and pedestal；The driving mechanism and centering claw assembly are mounted on pedestal；Through hole is equipped at the center of pedestal, close through hole is equipped with multiple sliding slots on pedestal；The centering claw assembly, to median claw, includes median claw claw block, the back of claw block is equipped with sliding block including multiple；Multiple sliding blocks to median claw are respectively placed in corresponding sliding slot, and can be moved under the driving of driving mechanism in sliding slot.The driving mechanism of the present invention can drive moves median claw in sliding slot, realizes opening and the clamping of centering claw assembly, and then realizes the centering to drilling rod；The present invention has the advantages of simple in structure, compact, easy to operate, reliable.
Description
Technical field
The invention belongs to drilling rod centralising device technical field, more particularly, to a kind of seabed borer drill rod centralising device.
Background technology
Seabed drilling machine is the important sampling dress for carrying out seabed resources exploration, seabed engineering geological mapping and scientific research of seas
It is standby.With the continuous promotion of seabed drilling machine drilling ability, make it that must possess automatic connecting and disconnecting drill rod function.In seabed borer drill rod
It, need to be using rotary chuck and upper and lower two drilling rods are clamped clamper coordinated manipulation and screw thread unloading during unloading.
Before rotary chuck and gripper and unloading drilling rod thread, to avoid upper and lower two drilling rods because axis does not have centering, and draw
Playing screw thread unloading difficulty causes two drilling rod thread fretting wears up and down excessive, and then influences drilling life of drill pipe.Therefore, upper
Before lower two drilling rod thread unloadings, it is necessary to using drilling rod centralising device by the accurate centering of axis of upper and lower two drilling rods.
The content of the invention
In order to solve the above technical problem, the present invention provides it is a kind of it is simple in structure, compact, at low cost and easy to operate, can
The seabed borer drill rod centralising device leaned on.
The technical solution adopted by the present invention is：A kind of seabed borer drill rod centralising device, including driving mechanism, to median claw
Component and pedestal；The driving mechanism and centering claw assembly are mounted on pedestal；Through hole is equipped at the center of pedestal, on pedestal
Multiple sliding slots are equipped with close to through hole；The centering claw assembly, to median claw, includes claw block, claw block including multiple to median claw
Back be equipped with sliding block;Multiple sliding blocks to median claw are respectively placed in corresponding sliding slot, and can be in the driving of driving mechanism
Under moved in sliding slot.
In above-mentioned seabed borer drill rod centralising device, the pedestal includes centering pedestal and centering rack, centering pedestal
It is arranged in parallel with centering rack, centering pedestal is fixedly mounted on by multiple screws on centering rack, centering pedestal and centering rack center
Place is equipped with a circular through hole, and the circular through hole on centering pedestal and centering rack is coaxial；It is set on the centering pedestal upper surface
There are multiple sliding slots, multiple sliding slots are evenly arranged around circular through hole, and sliding slot is set along the radial direction of circular through hole, sliding slot
Bottom be equipped with waist-shaped hole；The centering base bottom surface is equipped with circular groove, and circular groove is coaxial with circular through hole.
In above-mentioned seabed borer drill rod centralising device, one is separately installed at each sliding slot on the centering pedestal
To median claw briquetting, T-shaped card slot is equipped with to median claw briquetting, T-shaped card slot is arranged on the surface of sliding slot.
In above-mentioned seabed borer drill rod centralising device, the driving mechanism includes centering oil cylinder and to turntable；Institute
It is circle to turntable to state, and turntable is placed in the lacuna that centering base bottom surface groove and centering rack surround, to turntable
It is equipped with the through hole coaxial with the circular through hole on centering pedestal；The cylinder body of the centering oil cylinder is hinged with pedestal, piston rod
End at centering disk edge with being hinged；
The slider bottom to median claw is equipped with finger, and arcuate socket, institute are equipped with to the finger of median claw to corresponding on turntable
The finger stated is placed in through the waist-shaped hole lower end on centering pedestal in corresponding arcuate socket.
In above-mentioned seabed borer drill rod centralising device, the centering rack is equipped with supporting rack, the centering oil cylinder
Rod end be installed with oil cylinder trunnion set, oil cylinder trunnion set is hinged by oil cylinder trunnion and oil cylinder ear mount, and oil cylinder ear mount is consolidated
Dingan County is on supporting rack.
Compared with prior art, the beneficial effects of the invention are as follows：
（1）The structure of the present invention is simple, compact, and rotation can be mounted on as a component of seabed drilling machine rotary chuck when using
It is easy for installation on chuck；
（2）The present invention can realize the centering of the drilling rod of different-diameter, and adaptability is good；
（3）The configuration of the present invention is simple is reliable, light-weight, easy to manufacture convenient for hydraulic control, at low cost.
Description of the drawings
Fig. 1 is the structure diagram of the present invention.
Fig. 2 is the exploded perspective view of the present invention.
Fig. 3 is the top view of the centering pedestal of the present invention.
Fig. 4 is the bottom view of the centering pedestal of the present invention.
Specific embodiment
The present invention is further illustrated below in conjunction with the accompanying drawings.
As shown in Figure 1, 2, the present invention include centering oil cylinder 1, centering claw assembly 2, centering pedestal 3, to turntable 4 and centering
Frame 5.
The centering oil cylinder 1 includes cylinder body 12, piston rod 9, oil cylinder ear mount 10, oil cylinder trunnion 11, oil cylinder trunnion set 13
And oscillating bearing 14；Oil cylinder trunnion set 13 is fixed on the rod end of cylinder body 12, and 11 one end of oil cylinder trunnion is hinged on oil cylinder trunnion set
On 13, the other end of oil cylinder trunnion 11 is hinged in oil cylinder ear mount 10, and centering oil cylinder 1 can be swung around oil cylinder trunnion 11.Cylinder body 12
Left end is equipped with end cap 8, and end cap 8 is equipped with oil connection 7；Oil pipe 6 is connected with the rod chamber of cylinder tube 12.
As shown in Figure 3,4, a circular through hole 24 is equipped at 3 center of centering pedestal, is led on 3 upper surface of centering pedestal
Three sliding slots 22 are uniformly provided with around hole 24, sliding slot 22 is set along the radial direction of through hole 24.Distinguish at each sliding slot 24
By the installation of screw 21 there are one to median claw briquetting 19, T-shaped card slot 20 is equipped with to median claw briquetting 19, T-shaped card slot 20 is arranged on
The surface of sliding slot 22, the bottom of sliding slot 22 are equipped with waist-shaped hole 23.3 bottom surface of centering pedestal is equipped with circular groove 27,
Circular groove 27 and through hole 24 are coaxial.The centering pedestal 3 is mounted on by screw 25 on centering rack 5, at 5 center of centering rack
Equipped with a circular through hole 32, through hole 32 and through hole 24 are coaxial.5 edge of centering rack is equipped with supporting rack 33, the centering oil cylinder 1
Oil cylinder ear mount 10 be fixed on supporting rack 33.
The cavity that the circular groove 28 being mounted on to turntable 4 on 3 bottom surface of centering pedestal is formed with centering rack 5
It is interior.Through hole 30 is equipped with to turntable 4, through hole 30 and through hole 32 are coaxial.To being evenly arranged around through hole 30 on turntable 4
Three arcuate sockets 31, the distance of the both ends of arcuate socket 31 at 32 center of through hole are different.Hinge is equipped with to the edge of turntable 4
Seat 29, free bearing 29 and the oscillating bearing 14 of centering oil cylinder 1 are hinged by axis pin 28.Free bearing 29 corresponds to 3 edge of centering pedestal
Arc groove 26 set.
The centering claw assembly 2 includes three to median claw, and the section that includes to median claw is arc to median claw card
Block 15 is equipped with sliding block 17 to the back fixation of median claw fixture block 15, to being equipped with reinforcing rib 16 between median claw fixture block 15 and sliding block 17,
The bottom of sliding block 17 is equipped with finger 18.Described three are respectively placed in the sliding block 17 of median claw three sliding slots on centering pedestal 3
In 22, the finger 18 of 17 bottom of sliding block is placed in through 23 lower end of waist-shaped hole on turntable 4 in corresponding arcuate socket 31.It is described
The piston rod 9 of centering oil cylinder 1 stretch out or retract, can drive and turntable 4 is rotated, to 31 band of arcuate socket on turntable 4
It is dynamic that median claw is moved along sliding slot 22, realize the centering of drilling rod.
Claims (5)
1. a kind of seabed borer drill rod centralising device, it is characterized in that：Including driving mechanism, centering claw assembly and pedestal；Described
Driving mechanism and centering claw assembly are mounted on pedestal；Through hole is equipped at the center of pedestal, is equipped on pedestal close to through hole more
A sliding slot；The centering claw assembly, to median claw, includes median claw claw block, the back of claw block is equipped with sliding block including multiple;
Multiple sliding blocks to median claw are respectively placed in corresponding sliding slot, and can be moved under the driving of driving mechanism in sliding slot.
2. borer drill rod centralising device in seabed according to claim 1, it is characterized in that：The pedestal includes centering pedestal
And centering rack, centering pedestal are arranged in parallel with centering rack, centering pedestal is fixedly mounted on by multiple screws on centering rack, centering
It is equipped with a circular through hole at pedestal and centering rack center, the circular through hole on centering pedestal and centering rack is coaxial；Pair
Middle pedestal upper surface is equipped with multiple sliding slots, and multiple sliding slots are evenly arranged around circular through hole, and sliding slot is along circular through hole
Radial direction is set, and the bottom of sliding slot is equipped with waist-shaped hole；The centering base bottom surface be equipped with circular groove, circular groove with
Circular through hole is coaxial.
3. borer drill rod centralising device in seabed according to claim 2, it is characterized in that：It is each slided on the centering pedestal
One is separately installed at slot to median claw briquetting, is equipped with T-shaped card slot to median claw briquetting, T-shaped card slot be arranged on sliding slot just on
Side.
4. the seabed borer drill rod centralising device according to Claims 2 or 3, it is characterized in that：The driving mechanism includes
Centering oil cylinder and to turntable；Described is circle to turntable, and centering base bottom surface groove and centering rack are placed in turntable
In the lacuna surrounded, the through hole coaxial with the circular through hole on centering pedestal is equipped with to turntable；The centering oil cylinder
Cylinder body is hinged with pedestal, and piston rod end at centering disk edge with being hinged；
The slider bottom to median claw is equipped with finger, and arcuate socket, institute are equipped with to the finger of median claw to corresponding on turntable
The finger stated is placed in through the waist-shaped hole lower end on centering pedestal in corresponding arcuate socket.
5. borer drill rod centralising device in seabed according to claim 4, it is characterized in that：The centering rack is equipped with support
Frame, the rod end of the centering oil cylinder are installed with oil cylinder trunnion set, and oil cylinder trunnion set passes through oil cylinder trunnion and oil cylinder ear
Seat is hinged, and oil cylinder ear mount is fixedly mounted on supporting rack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810111145.7A CN108104738B (en) | 2018-02-05 | 2018-02-05 | Drill rod centering device of submarine drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810111145.7A CN108104738B (en) | 2018-02-05 | 2018-02-05 | Drill rod centering device of submarine drilling machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108104738A true CN108104738A (en) | 2018-06-01 |
| CN108104738B CN108104738B (en) | 2023-08-11 |
Family
ID=62221019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810111145.7A Active CN108104738B (en) | 2018-02-05 | 2018-02-05 | Drill rod centering device of submarine drilling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108104738B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111395985A (en) * | 2020-04-10 | 2020-07-10 | 长江岩土工程总公司（武汉） | Drill rod three-jaw clamp and using method thereof |
| CN112681993A (en) * | 2020-12-30 | 2021-04-20 | 山东源运通矿山装备科技有限公司 | Guide head |
| CN114563295A (en) * | 2022-03-07 | 2022-05-31 | 湖南科技大学 | Friction wear test bench under simulation seabed high pressure contains muddy environment of silt |
Citations (9)
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|---|---|---|---|---|
| SU576385A1 (en) * | 1974-11-25 | 1977-10-15 | Всесоюзный Научно-Исследовательский Институт Методики И Техники Разведки | Drill string gripping mechanism |
| US20070286707A1 (en) * | 2006-06-07 | 2007-12-13 | Joy Mm Delaware, Inc. | Drilling rig |
| CN101424162A (en) * | 2007-10-31 | 2009-05-06 | 中国南车集团北京机车车辆机械厂 | Back tong for top-drive drilling unit |
| JP3170039U (en) * | 2011-06-17 | 2011-09-01 | 中岡 芳江 | Chuck device |
| CN202000929U (en) * | 2011-01-20 | 2011-10-05 | 天津市辰龙工程机械有限公司 | Center-adjustable full-hydraulic double-sleeve clamper used for anchor drilling machine |
| JP2014100776A (en) * | 2012-11-22 | 2014-06-05 | Murata Mach Ltd | Face clamp chuck and machine tool |
| WO2015100687A1 (en) * | 2013-12-30 | 2015-07-09 | 恒天九五重工有限公司 | Drill rod clamp for power head drilling rig |
| CN105937374A (en) * | 2016-07-14 | 2016-09-14 | 四川宏华石油设备有限公司 | Tube tool centering device |
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-
2018
- 2018-02-05 CN CN201810111145.7A patent/CN108104738B/en active Active
Patent Citations (9)
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|---|---|---|---|---|
| SU576385A1 (en) * | 1974-11-25 | 1977-10-15 | Всесоюзный Научно-Исследовательский Институт Методики И Техники Разведки | Drill string gripping mechanism |
| US20070286707A1 (en) * | 2006-06-07 | 2007-12-13 | Joy Mm Delaware, Inc. | Drilling rig |
| CN101424162A (en) * | 2007-10-31 | 2009-05-06 | 中国南车集团北京机车车辆机械厂 | Back tong for top-drive drilling unit |
| CN202000929U (en) * | 2011-01-20 | 2011-10-05 | 天津市辰龙工程机械有限公司 | Center-adjustable full-hydraulic double-sleeve clamper used for anchor drilling machine |
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| JP2014100776A (en) * | 2012-11-22 | 2014-06-05 | Murata Mach Ltd | Face clamp chuck and machine tool |
| WO2015100687A1 (en) * | 2013-12-30 | 2015-07-09 | 恒天九五重工有限公司 | Drill rod clamp for power head drilling rig |
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| Title |
|---|
| 吴万荣, 黄志雄, 何清华, 朱建新: "潜孔钻机全液压接卸钻杆装置的研制", 中南工业大学学报(自然科学版), no. 04 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111395985A (en) * | 2020-04-10 | 2020-07-10 | 长江岩土工程总公司（武汉） | Drill rod three-jaw clamp and using method thereof |
| CN111395985B (en) * | 2020-04-10 | 2023-08-18 | 长江岩土工程有限公司 | Three-jaw drill rod clamp holder and use method thereof |
| CN112681993A (en) * | 2020-12-30 | 2021-04-20 | 山东源运通矿山装备科技有限公司 | Guide head |
| CN112681993B (en) * | 2020-12-30 | 2023-11-14 | 山东兖能泰德重工有限公司 | Guide head |
| CN114563295A (en) * | 2022-03-07 | 2022-05-31 | 湖南科技大学 | Friction wear test bench under simulation seabed high pressure contains muddy environment of silt |
| CN114563295B (en) * | 2022-03-07 | 2023-08-22 | 湖南科技大学 | Friction and abrasion test bed for simulating seabed high-pressure muddy environment containing sediment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108104738B (en) | 2023-08-11 |
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