CN110017099B - Deep sea core sampling drilling machine takes off brill device - Google Patents
Deep sea core sampling drilling machine takes off brill device Download PDFInfo
- Publication number
- CN110017099B CN110017099B CN201910309004.0A CN201910309004A CN110017099B CN 110017099 B CN110017099 B CN 110017099B CN 201910309004 A CN201910309004 A CN 201910309004A CN 110017099 B CN110017099 B CN 110017099B
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- Prior art keywords
- lock pin
- shell
- output shaft
- deep sea
- power head
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- 238000005070 sampling Methods 0.000 title claims abstract description 20
- 241001074085 Scophthalmus aquosus Species 0.000 title claims description 3
- 238000005553 drilling Methods 0.000 title abstract description 28
- 239000010720 hydraulic oil Substances 0.000 claims description 9
- 230000007246 mechanism Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
Images
Classifications
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- 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
- E21B17/02—Couplings; joints
- E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
- E21B17/06—Releasing-joints, e.g. safety joints
-
- 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
- E21B3/00—Rotary 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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/12—Underwater drilling
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention provides a deep sea core sampling drilling machine drill removing device, which comprises a power head output shaft and a shell, wherein the power head output shaft is connected with the shell; the shell is fixed on the periphery of the output shaft of the power head; a blind hole with a vertical downward opening is formed in the center of the power head output shaft, and a disposable shaft is inserted into the blind hole; a lock pin penetrates through the middle part of the side wall of the power head output shaft, the outer end of the lock pin is hinged to a lock pin buckle, the lock pin buckle is pressed at the lower end of an annular push rod and is arranged on a base plate, the annular push rod is vertically arranged on the shell, and the base plate is fixed in the shell. The invention has simple structure, convenient installation and simple and convenient operation; the structure is stressed uniformly, the power requirement is low, and the function of escaping from the drill of the drilling machine can be effectively finished; the designed lock pin mechanism can be used for multiple times and has high reliability.
Description
Technical Field
The invention relates to a deep sea core sampling drilling machine bit removing device, and belongs to the technical field of engineering machinery.
Background
The ocean contains abundant mineral resources to be developed, and in the exploration of modern ocean resources, a submarine core sampling drilling machine is equipment which is often used, and the drilling machine usually lowers a drilling part to the seabed for drilling and sampling. The drill pipe thread may be tightened during drilling due to the high torque of the drilling, requiring a sufficiently powerful hydraulic power system if a strong unscrewing of the drill pipe is to be achieved. But the electric power of the matching system of a plurality of drilling machines can not meet the requirement at present. If accidents such as drill jamming and the like occur in the drilling process of the drilling machine, the drilling machine is difficult to recover by screwing and unscrewing the drill rod, and therefore great loss is caused. At present, many drilling machines are not provided with an emergency drill tripping device or are troublesome in drill tripping, and the reliability is not high.
Disclosure of Invention
In order to solve the technical problems, the invention provides a deep sea core sampling drilling machine bit removing device which can effectively solve the problem that how to abandon a drill rod and recover a drilling machine when the drilling machine performs drilling sampling on the seabed and jamming occurs.
The invention is realized by the following technical scheme.
The invention provides a deep sea core sampling drilling machine bit removing device which comprises a power head output shaft and a shell, wherein the power head output shaft is connected with the shell; the shell is fixed on the periphery of the output shaft of the power head; a blind hole with a vertical downward opening is formed in the center of the power head output shaft, and a disposable shaft is inserted into the blind hole; a lock pin penetrates through the middle part of the side wall of the power head output shaft, the outer end of the lock pin is hinged to a lock pin buckle, the lock pin buckle is pressed at the lower end of an annular push rod and is arranged on a base plate, the annular push rod is vertically arranged on the shell, and the base plate is fixed in the shell.
The backing plate is fixed in the spring through sleeving, and the spring enables the backing plate to move up and down.
The top end of the annular push rod is arranged below a piston rod of the hydraulic oil cylinder and can be driven by the piston rod of the hydraulic oil cylinder to move downwards.
The inner end of the lock pin is arc-shaped, and the inner end of the lock pin is inserted into the arc-shaped groove on the side wall of the disposable shaft.
The shell is sleeved in the upper end cover, the connecting body and the lower end cover, and the upper end cover, the connecting body and the lower end cover completely wrap the shell from top to bottom.
The upper end of the power head output shaft exceeds the upper end of the shell.
The lock pin is horizontally arranged.
The hinge position of the locking pin and the locking pin buckle is positioned on the vertical middle line of the horizontal connecting line between the backing plate and the disposable shaft.
The invention has the beneficial effects that: the structure is simple, the installation is convenient, and the operation is simple and convenient; the structure is stressed uniformly, the power requirement is low, and the function of escaping from the drill of the drilling machine can be effectively finished; the designed lock pin mechanism can be used for multiple times and has high reliability.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a schematic view of the structure of the linker of FIG. 1.
In the figure: 1-power head output shaft, 2-annular push rod, 3-lock pin, 4-lock pin buckle, 5-backing plate, 6-spring, 7-shell, 8-disposable shaft, 9-hydraulic oil cylinder piston rod, 10-upper end cover, 11-connector, 12-lower end cover.
Detailed Description
The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.
The deep sea core sampling drilling machine bit removing device shown in the figures 1 to 3 comprises a power head output shaft 1 and a shell 7; the shell 7 is fixed on the periphery of the power head output shaft 1; a blind hole with a vertical downward opening is formed in the center of the power head output shaft 1, and a disposable shaft 8 is inserted into the blind hole; a lock pin 3 transversely penetrates through the middle of the side wall of a power head output shaft 1, the outer end of the lock pin 3 is hinged to a lock pin buckle 4, the lock pin buckle 4 is pressed at the lower end of an annular push rod 2 and is arranged on a base plate 5, the annular push rod 2 is vertically arranged on a shell 7, and the base plate 5 is fixed in the shell 7.
The pad 5 is fixed by being sleeved in a spring 6, and the spring 6 enables the pad 5 to move up and down.
The top end of the annular push rod 2 is arranged below a hydraulic oil cylinder piston rod 9 and can be driven by the hydraulic oil cylinder piston rod 9 to move downwards.
The inner end of the lock pin 3 is arc-shaped, and the inner end of the lock pin 3 is inserted into an arc-shaped groove on the side wall of the disposable shaft 8.
The shell 7 is sleeved in the upper end cover 10, the connecting body 11 and the lower end cover 12, and the upper end cover 10, the connecting body 11 and the lower end cover 12 completely wrap the shell 7 from top to bottom.
The upper end of the power head output shaft 1 exceeds the upper end of the shell 7.
The locking pin 3 is horizontally placed.
The hinge position of the locking pin 3 and the locking catch 4 is located on the vertical middle line of the horizontal connecting line between the backing plate 5 and the disposable shaft 8.
Therefore, the shell 7 and the power head output shaft 1 are fixedly connected; the annular push rod 2 is arranged at the upper end of the shell 7; the lock pin 3 is arranged in the middle of the disposable shaft 8 and the shell 7; the lock pin buckle 4 is hinged with the lock pin 3; the backing plate 5 is fixedly connected with the spring 6; the spring 6 is fixedly connected with the lower end of the shell 7; through the up-and-down movement of a hydraulic oil cylinder piston rod 9, the lock pin buckle 4 is pushed to rotate around the bolt, so that the lock pin 3 can horizontally slide, and the connection and the separation of the power head output shaft 1 and the disposable shaft 8 are realized.
One end of the lock pin 3 is semi-spherical, and the middle of the other end is provided with a groove.
The lock pin 3 is hinged with the lock pin buckle 4, the size of the lock pin and the size of the lock pin buckle are matched, a lock pin structure is formed, and the connection and the separation of the power head output shaft 1 and the disposable shaft 8 are realized.
The connecting body 11 is provided with guide grooves a with the number corresponding to that of the lock pin structures, and the guide grooves a are used for guiding the lock pin 4 in the horizontal direction, eliminating other acting forces and enabling the lock pin to slide in the horizontal direction more easily; the connecting body 11 is provided with a curved inner wall b for eliminating the acting force of the spring 6 on the locking pin 3 in the vertical direction and locking the locking pin in the vertical direction.
A plurality of groups of locking pin mechanisms and supporting legs of the annular push rods 2 with corresponding numbers are arranged in the shell 7.
The working principle of the invention is as follows:
(1) when the deep sea core sampling drilling machine works, the deep sea core sampling drilling machine rotates along with the output shaft 1 of the power head, the internal state is shown in figures 1 and 2, one end of a lock pin buckle 4 is hinged with a lock pin 3 through a bolt, and the other end of the lock pin buckle is contacted with a shell 7 to lock the lock pin 3 in the horizontal direction; the spring 6 is in a contraction state, upward force is applied to the backing plate 5 and the lock pin buckle 4, one end of the lock pin buckle 4 is in a circular arc shape and is matched with the curved inner wall b in the connecting body 11, the upward force of the spring 6 is counteracted, and the lock pin 3 is locked in the vertical direction; the lower part of the annular push rod 2 is placed in a guide hole corresponding to the shell 7 and keeps a stable state; the power head output shaft 1 is connected with the disposable shaft 8 through a key to transmit torque, one hemispherical end of the lock pin 3 is matched with the annular groove of the disposable shaft 8, and the disposable shaft 8 is connected with the power head output shaft 1 and can rotate due to the fact that the lock pin 3 is in a complete locking state.
(2) When the deep sea core sampling drilling machine is used for clamping and drilling, the state is shown in figure 3, a drill rod is clamped and cannot rotate, a hydraulic oil cylinder piston rod 9 integrated at the lower end of a power head is controlled to move downwards to apply vertical downward force to an annular push rod 2, a lock pin buckle 4 rotates around a lock pin by a certain angle, and the lock pin 3 is in contact locking in the horizontal direction; the power head is lifted upwards, and because one end of the lock pin 3 is hemispherical, a force which horizontally faces the shell 7 is applied to the lock pin 3; the other end of the lock pin 3 is arranged in a guide groove a of the connecting body 11, the guide groove a plays a role in horizontal guiding, the pin shaft 3 moves to the bottom end from the guide groove a, the hemispherical end of the pin shaft 3 leaves a circular groove of the disposable shaft 8, and the disposable shaft 8 is separated from the power head output shaft 1; abandoning the stuck drill rod and the abandonable shaft 8, and finally recovering the drilling machine.
Claims (8)
1. The utility model provides a deep sea core sample rig takes off brill device, includes unit head output shaft (1), casing (7), its characterized in that: the shell (7) is fixed on the periphery of the power head output shaft (1); a blind hole with a vertical downward opening is formed in the center of the power head output shaft (1), and a disposable shaft (8) is inserted into the blind hole; the lock pin (3) transversely penetrates through the middle part of the side wall of the power head output shaft (1), the outer end of the lock pin (3) is hinged to the lock pin buckle (4), the lock pin buckle (4) is pressed at the lower end of the annular push rod (2) and is arranged on the backing plate (5), the annular push rod (2) is vertically arranged on the shell (7), and the backing plate (5) is fixed in the shell (7).
2. The deep sea core sampling drill tripping device of claim 1, characterized in that: the backing plate (5) is fixed by being sleeved in the spring (6), and the spring (6) enables the backing plate (5) to move up and down.
3. The deep sea core sampling drill tripping device of claim 1, characterized in that: the top end of the annular push rod (2) is arranged below a hydraulic oil cylinder piston rod (9) and can be driven by the hydraulic oil cylinder piston rod (9) to move downwards.
4. The deep sea core sampling drill tripping device of claim 1, characterized in that: the inner end of the lock pin (3) is arc-shaped, and the inner end of the lock pin (3) is inserted into an arc-shaped groove on the side wall of the disposable shaft (8).
5. The deep sea core sampling drill tripping device of claim 1, characterized in that: the shell (7) is sleeved in the upper end cover (10), the connecting body (11) and the lower end cover (12), and the upper end cover (10), the connecting body (11) and the lower end cover (12) completely wrap the shell (7) from top to bottom.
6. The deep sea core sampling drill tripping device of claim 1, characterized in that: the upper end of the power head output shaft (1) exceeds the upper end of the shell (7).
7. The deep sea core sampling drill tripping device of claim 1, characterized in that: the lock pin (3) is horizontally arranged.
8. The deep sea core sampling drill tripping device of claim 1, characterized in that: the hinged position of the lock pin (3) and the lock pin buckle (4) is positioned on the vertical middle line of the horizontal connecting line between the backing plate (5) and the disposable shaft (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910309004.0A CN110017099B (en) | 2019-04-17 | 2019-04-17 | Deep sea core sampling drilling machine takes off brill device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910309004.0A CN110017099B (en) | 2019-04-17 | 2019-04-17 | Deep sea core sampling drilling machine takes off brill device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110017099A CN110017099A (en) | 2019-07-16 |
| CN110017099B true CN110017099B (en) | 2020-10-30 |
Family
ID=67191598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910309004.0A Active CN110017099B (en) | 2019-04-17 | 2019-04-17 | Deep sea core sampling drilling machine takes off brill device |
Country Status (1)
| Country | Link |
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| CN (1) | CN110017099B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101250977B (en) * | 2008-04-09 | 2010-08-18 | 长沙矿山研究院 | Drilling power head of deep sea core sampling drilling machine |
| MY186115A (en) * | 2012-01-05 | 2021-06-23 | Halliburton Energy Services Inc | Method and apparatus for reducing stick-slip in drilling operations |
| WO2019050824A1 (en) * | 2017-09-05 | 2019-03-14 | Schlumberger Technology Corporation | Controlling drill string rotation |
| CN107701124B (en) * | 2017-10-30 | 2023-08-04 | 中国地质大学（武汉） | Disposal mechanism for submarine drilling machine |
| CN109236223B (en) * | 2018-11-12 | 2020-10-02 | 南京理工大学 | On-line automatic releasing device for trenchless drilling tool |
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2019
- 2019-04-17 CN CN201910309004.0A patent/CN110017099B/en active Active
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| Publication number | Publication date |
|---|---|
| CN110017099A (en) | 2019-07-16 |
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