CN113389506A - Quick connecting guide pipe device for offshore oil well - Google Patents
Quick connecting guide pipe device for offshore oil well Download PDFInfo
- Publication number
- CN113389506A CN113389506A CN202110945941.2A CN202110945941A CN113389506A CN 113389506 A CN113389506 A CN 113389506A CN 202110945941 A CN202110945941 A CN 202110945941A CN 113389506 A CN113389506 A CN 113389506A
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- China
- Prior art keywords
- guide
- frame
- oil well
- offshore oil
- locking sleeve
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- 239000003129 oil well Substances 0.000 title claims abstract description 15
- 230000001788 irregular Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 230000000670 limiting effect Effects 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 210000001503 joint Anatomy 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
Images
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
- E21B19/18—Connecting or disconnecting drill bit and drilling pipe
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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)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The invention discloses a quick connection guide pipe device for an offshore oil well, which relates to the technical field of ocean oil and gas exploitation, and comprises a guide device, a locking device, an execution device, a clamping device and a fixing plate for supporting each device; the invention ensures that the quick connection process of the catheter is free from other obstacles by guiding and arranging the special channel for the catheter, and is beneficial to the smooth and continuous operation of the installation of the catheter.
Description
Technical Field
The invention relates to the technical field of marine oil and gas exploitation, in particular to a quick connection guide pipe device for an offshore oil well.
Background
Because more guide pipes are required to be installed for conveying the produced oil as an oil way in the operation of the offshore oil well operation platform, and the guide pipes on the sea are often corroded by seawater and need to be replaced and maintained regularly, the installation and connection of the guide pipes are time-consuming and complex work, and in order to solve the problem of quick installation and connection of the guide pipes, a patent with the application number of CN202010185463.5 discloses a function test of a deepwater surface layer guide pipe feeding tool, which comprises an experiment frame, a base, a low-pressure wellhead head, a deepwater surface layer guide pipe feeding tool, an adapter, a drill rod and a rotating motor; the base is arranged at the bottom of the experiment frame, the low-pressure wellhead is fixed on the base, and an output shaft of the rotating motor is in threaded connection with the top end of the drill rod; the rotary motor is fixedly connected with the bottom end of the drill rod and the core shaft of the deepwater surface conduit feeding tool through the adapter. The invention ensures that the quick connection process of the catheter is free from other obstacles by guiding and arranging the special channel for the catheter, and is favorable for the smooth completion of the installation of the catheter.
Disclosure of Invention
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: a quick-connect guide pipe device for offshore oil wells comprises a guide device, a locking device, an actuating device, a clamping device and a fixing plate for supporting the devices.
The guide device comprises a guide frame installed at the top of a fixing plate, a guide barrel is installed inside the guide frame in a sliding mode, a guide pipe is arranged inside the guide barrel, a motor is installed on one side of the top of the fixing plate, an active frame is installed at the output end of the motor, a passive frame is installed on one side of the top of the fixing plate in a rotating mode, a spring is sleeved on the passive frame, and a fixing pin is installed on one side of the top of the fixing plate.
Locking device is including installing the base at guide cylinder one end top, the inside joint of base has the couple, the traction frame is installed to the one end of couple, be provided with the inner tube on the surface of pipe, the urceolus is installed at the top of fixed plate one end, be provided with the guide cylinder on the surface of pipe, reset spring has been cup jointed on the surface of guide cylinder, fixed uide pin is installed at the top of fixed plate, the one end of urceolus is provided with four split lock sleeves.
Furthermore, the executing device comprises a fastening sleeve, a joint is arranged inside the fastening sleeve, a connecting rod is installed at one end of the fastening sleeve, an internal thread locking sleeve is arranged inside the fastening sleeve, and an external thread locking sleeve is connected to the inner surface of the internal thread locking sleeve in a threaded mode.
Furthermore, clamping device is including setting up the rolling disc on the pipe surface, install the countershaft on the surface of rolling disc, the auxiliary wheel is installed to the one end of countershaft, the main shaft is installed to the one end of urceolus, the action wheel is installed to the one end of main shaft, the inside of rolling disc is provided with presss from both sides tight piece.
Furthermore, the stand is installed at the both ends at guide section of thick bamboo top, the shifting block is installed at the both ends of initiative frame, the shape of passive frame is the V type.
Furthermore, a through hole which is matched with the size of the conduit and corresponds to the position of the conduit is formed in the guide cylinder, and the top of the guide frame is open.
Furthermore, the outer surface of the outer barrel is provided with a sliding groove which is matched with the fixed guide pin in size and corresponds to the fixed guide pin in position, and the groove on the outer barrel is irregular.
Furthermore, the outer surface of the joint is provided with threads, the internal thread locking sleeve is in threaded fit with the external thread locking sleeve, and knurls are carved on the outer wall of the internal thread locking sleeve.
Furthermore, the auxiliary wheel is in contact with the driving wheel, the number of the clamping pieces is set in the rotating disc in a circumferential distribution mode, the rotating disc is provided with a through hole, and the guide pipe penetrates through the through hole.
Compared with the prior art, the invention has the beneficial effects that: (1) the invention ensures that the quick connection process of the conduit is free from other obstacles by guiding and arranging the special channel for the conduit, thereby being beneficial to the smooth completion of the conduit installation; (2) the invention adopts a mechanism linkage mode to synchronously complete the positioning, locking and connection of the conduit, thereby completing multiple tasks in the same time, shortening the connection time and improving the connection efficiency of the conduit; (3) the characteristics of linear reciprocating motion and rotary motion are utilized to fasten and efficiently finish the connection of the guide pipes, so that the connection quality of the guide pipes is ensured; (4) the butt joint of the guide pipe and the joint is completed through the matching of the internal thread and the external thread and the elastic quarto-type locking sleeve, and the sealing property of the connected guide pipe is ensured.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a partial schematic view of the locking device of the present invention;
FIG. 3 is a partial structural diagram of an actuator according to the present invention;
FIG. 4 is a partial schematic view of a clamping device according to the present invention;
fig. 5 is a schematic view of the internal structure of the rotating disk of the present invention.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
Example (b): as shown in fig. 1-5, the quick connection pipe device for offshore oil wells comprises a guide device, a locking device, an actuating device, a clamping device, and a fixing plate 1 for supporting each device, the guide device comprises a guide frame 201 installed on the top of the fixing plate 1, a guide cylinder 202 is installed inside the guide frame 201 in a sliding manner, a pipe 203 is installed inside the guide cylinder 202, a motor 204 is installed on one side of the top of the fixing plate 1, an active frame 205 is installed at the output end of the motor 204, a passive frame 206 is installed on one side of the top of the fixing plate 1 in a rotating manner, a spring 207 is sleeved on the passive frame 206, a fixing pin is installed on one side of the top of the fixing plate 1, upright posts are installed on two ends of the top of the guide cylinder 202, shifting blocks are installed on two ends of the active frame 205, the passive frame 206 is V-shaped, a through hole corresponding to the size and position of the guide cylinder 202 is formed inside, the top of the guide frame 201 is open, and the guide tube 203 is passed through the guide cylinder 202 until it is butted against the locking device. The motor 204 is started, the driving frame 205 is driven by the motor to rotate, the driving frame 205 intermittently drives the driven frame 206 to rotate a certain angle through the rotation of the driving frame 205, meanwhile, the driving frame 205 can also contact with the left end upright post of the guide cylinder 202, when the driving frame 205 rotates clockwise, the guide cylinder 202 is driven by the guide frame 201 to move a certain distance to the left, due to the action of the spring 207 and the stop pin, the driven frame 206 is driven to swing counterclockwise, the driven frame 206 drives the right end upright post of the guide cylinder 202, and the guide cylinder 202 moves a certain distance to the right along the guide frame 201.
Locking device is including installing base 301 at guide cylinder 202 one end top, the inside joint of base 301 has couple 302, traction frame 303 is installed to the one end of couple 302, be provided with inner tube 304 on the surface of pipe 203, urceolus 305 is installed at the top of fixed plate 1 one end, be provided with guide cylinder 306 on the surface of pipe 203, reset spring 307 has been cup jointed on guide cylinder 306's the surface, fixed uide pin 308 is installed at the top of fixed plate 1, the one end of urceolus 305 is provided with quarto formula lock sleeve 309, set up on the surface of urceolus 305 with fixed uide pin 308 size looks adaptation and the corresponding spout in position, and the shape of urceolus 305 upper groove is irregular, traction frame 303 through base 301 and couple 302 being connected with it also can carry out straight reciprocating motion. The inner cylinder 304 and the outer cylinder 305 are driven by the traction frame 303 to perform linear reciprocating motion, and since the outer wall of the outer cylinder 305 is provided with a discontinuous spiral groove in which a fixed guide pin 308 is installed, the outer cylinder 305 and the inner cylinder 304 perform linear motion while rotating under the action of the fixed guide pin 308.
The actuating device comprises a fastening cap 402, a connector 403 is arranged inside a fastening sleeve 402, a connecting rod 401 is installed at one end of the fastening cap 402, an internal thread locking sleeve 404 is arranged inside the fastening cap 402, an external thread locking sleeve 405 is connected to the inner surface of the internal thread locking sleeve 404 in a threaded manner, threads are formed in the outer surface of the connector 403, the internal thread locking sleeve 404 is in threaded fit with the external thread locking sleeve 405, knurling is carved on the outer wall of the internal thread locking sleeve 404, the fastening cap 402 is connected to the kinematic pair through the connecting rod 401, the threaded structure of the locking device is designed due to the connection of the connector 403, the butt joint interface of the equipment is the fastening cap 402 and the internal thread locking sleeve 404, and after the installation is completed, the locking device is installed in an oil circuit as a part connected by a guide pipe 203. Therefore, the fastening cap 402 drives the internal thread locking sleeve 404 to rotate, so that the internal thread locking sleeve 404 is fastened and screwed with the thread of the external thread locking sleeve 405, and in order to ensure enough fastening torque, the outer wall of the internal thread locking sleeve 404 is designed to be a structure with knurling, so that the contact friction force is increased.
The clamping device comprises a rotating disc 501 arranged on the outer surface of the guide pipe 203, an auxiliary shaft 502 is arranged on the outer surface of the rotating disc 501, an auxiliary wheel 503 is arranged at one end of the auxiliary shaft 502, a main shaft 504 is arranged at one end of the outer cylinder 305, a driving wheel 505 is arranged at one end of the main shaft 504, clamping pieces 506 are arranged inside the rotating disc 501, the auxiliary wheel 503 is in contact with the driving wheel 505, the clamping pieces 506 are arranged inside the rotating disc 501 in a form of being reserved and distributed circumferentially, a through hole is formed in the rotating disc 501, the guide pipe 203 penetrates through the through hole, the four-opening type locking sleeve 309 is gradually tightened until the guide pipe 203 is tightly held, when the inner cylinder 304 and the outer cylinder 305 slide along the guide cylinder 306, the reset spring 307 plays a limiting role, and can also assist in resetting, and the reciprocating motion is more continuous. When the connection is carried out, the guide pipe 203 needs to be temporarily positioned and fixed in advance, so that the outer cylinder 305 rotates linearly and drives the main shaft 504 to do circular motion, the driving wheel 505 is rotatably mounted at the end part of the main shaft 504, when the driving wheel 505 is in contact with the auxiliary wheel 503, external force is applied to the auxiliary wheel 503, the auxiliary shaft 502 is driven to rotate with the rotating disc 501 for a certain angle, six clamping sheets 506 uniformly distributed along the circumference are inwards gathered until the surface of the guide pipe 203 is clamped, and the guide pipe 203 is positioned without rotating. At this time, the rotating disc 501 does not rotate any more, the auxiliary shaft 502 does not move circularly any more, and in order to ensure that the outer cylinder 305 rotates smoothly without being blocked, the surface of the driving wheel 505 is designed to be a flexible unit, so that the driving wheel deforms when being subjected to resistance, thereby ensuring that the rotation can be continued smoothly.
The working principle is as follows: the invention comprises a guide means, a locking means, an actuator means and a clamping means, and in use the guide tube 203 is passed through the guide cylinder 202 until it is docked with the locking means. The motor 204 is started, the driving frame 205 is driven by the motor to rotate, the driving frame 205 intermittently drives the driven frame 206 to rotate a certain angle through the rotation of the driving frame 205, meanwhile, the driving frame 205 can also contact with the left end upright post of the guide cylinder 202, when the driving frame 205 rotates clockwise, the guide cylinder 202 is driven by the guide frame 201 to move a certain distance to the left, due to the action of the spring 207 and the stop pin, the driven frame 206 is driven to swing counterclockwise, the driven frame 206 drives the right end upright post of the guide cylinder 202, and the guide cylinder 202 moves a certain distance to the right along the guide frame 201. Thus, a linear reciprocating motion is formed, and the traction frame 303 coupled thereto through the base 301 and the hook 302 is also linearly reciprocated. The inner cylinder 304 and the outer cylinder 305 are driven by the traction frame 303 to do linear reciprocating motion, since the outer wall of the outer cylinder 305 is provided with a discontinuous spiral groove, and a fixed guide pin 308 is arranged in the groove, the outer cylinder 305 and the inner cylinder 304 rotate under the action of the fixed guide pin 308 while doing linear motion, a fastening cap 402 is connected to the kinematic pair through a connecting rod 401, since the connector 403 is connected with a thread structure provided with a locking device, the abutting joint of the device is the fastening cap 402 and an internal thread locking sleeve 404, and after the installation, the locking device is arranged in an oil path as a part of the connection of the guide pipe 203. Therefore, the fastening cap 402 drives the internal thread locking sleeve 404 to rotate, so that the internal thread locking sleeve 404 is fastened and screwed with the thread of the external thread locking sleeve 405, and in order to ensure enough fastening torque, the outer wall of the internal thread locking sleeve 404 is designed to be a structure with knurling, so that the contact friction force is increased. Along with the mutual meshing and fastening of the internal thread and the external thread, the quarto type locking sleeve 309 is gradually tightened until the guide pipe 203 is tightly embraced, and when the inner cylinder 304 and the outer cylinder 305 slide along the guide cylinder 306, the reset spring 307 has a limiting effect and can also assist in resetting, so that the reciprocating motion is more continuous. When the connection is carried out, the guide pipe 203 needs to be temporarily positioned and fixed in advance, so that the outer cylinder 305 rotates linearly and drives the main shaft 504 to do circular motion, the driving wheel 505 is rotatably mounted at the end part of the main shaft 504, when the driving wheel 505 is in contact with the auxiliary wheel 503, an external force is applied to the auxiliary wheel 503, the auxiliary shaft 502 is driven to rotate with the rotating disc 501 for a certain angle, and six clamping sheets 506 uniformly distributed along the circumference are inwards gathered until the surface of the guide pipe 203 is clamped, so that the guide pipe 203 is positioned and cannot rotate. At this time, the rotating disc 501 does not rotate any more, the auxiliary shaft 502 does not move circularly any more, and in order to ensure that the outer cylinder 305 rotates smoothly without being blocked, the surface of the driving wheel 505 is designed to be a flexible unit, so that the driving wheel deforms when being subjected to resistance, thereby ensuring that the rotation can be continued smoothly.
Claims (8)
1. A kind of offshore oil well uses the conduit device of the quick connection, including guide device, locking device, actuating device and clamping device, and the dead plate used for supporting each apparatus, characterized by that: the guide device comprises a guide frame arranged at the top of a fixed plate, a guide barrel is slidably arranged in the guide frame, a guide pipe is arranged in the guide barrel, a motor is arranged on one side of the top of the fixed plate, an active frame is arranged at the output end of the motor, a passive frame is rotatably arranged on one side of the top of the fixed plate, a spring is sleeved on the passive frame, and a fixing pin is arranged on one side of the top of the fixed plate; locking device is including installing the base at guide cylinder one end top, the inside joint of base has the couple, the traction frame is installed to the one end of couple, be provided with the inner tube on the surface of pipe, the urceolus is installed at the top of fixed plate one end, be provided with the guide cylinder on the surface of pipe, reset spring has been cup jointed on the surface of guide cylinder, fixed uide pin is installed at the top of fixed plate, the one end of urceolus is provided with four split lock sleeves.
2. The quick connect conduit device for offshore oil well according to claim 1, characterized in that: the actuating device comprises a fastening sleeve, a joint is arranged in the fastening sleeve, a connecting rod is installed at one end of the fastening sleeve, an internal thread locking sleeve is arranged in the fastening sleeve, and an external thread locking sleeve is connected to the inner surface of the internal thread locking sleeve in a threaded mode.
3. The quick connect conduit device for offshore oil well according to claim 1, characterized in that: the clamping device comprises a rotating disc arranged on the outer surface of the guide pipe, an auxiliary shaft is arranged on the outer surface of the rotating disc, an auxiliary wheel is arranged at one end of the auxiliary shaft, a main shaft is arranged at one end of the outer barrel, a driving wheel is arranged at one end of the main shaft, and a clamping piece is arranged inside the rotating disc.
4. The quick connect conduit device for offshore oil well according to claim 1, characterized in that: the two ends of the top of the guide cylinder are provided with stand columns, the two ends of the active frame are provided with shifting blocks, and the passive frame is V-shaped.
5. The quick connect conduit device for offshore oil well according to claim 1, characterized in that: the guide cylinder is internally provided with a through hole which is matched with the size of the guide pipe and corresponds to the position of the guide pipe, and the top of the guide frame is open.
6. The quick connect conduit device for offshore oil well according to claim 1, characterized in that: the outer surface of the outer barrel is provided with a sliding groove which is matched with the fixed guide pin in size and corresponds to the fixed guide pin in position, and the groove on the outer barrel is irregular.
7. The quick connect conduit device for offshore oil well according to claim 2, characterized in that: the outer surface of the joint is provided with threads, the internal thread locking sleeve is in threaded fit with the external thread locking sleeve, and knurls are carved on the outer wall of the internal thread locking sleeve.
8. The quick connect conduit device for offshore oil well according to claim 3, characterized in that: the auxiliary wheel is in contact with the driving wheel, the number of the clamping pieces is set in the rotating disc in a circumferential distribution mode, the rotating disc is provided with a through hole, and the guide pipe penetrates through the through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110945941.2A CN113389506A (en) | 2021-08-18 | 2021-08-18 | Quick connecting guide pipe device for offshore oil well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110945941.2A CN113389506A (en) | 2021-08-18 | 2021-08-18 | Quick connecting guide pipe device for offshore oil well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113389506A true CN113389506A (en) | 2021-09-14 |
Family
ID=77622758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110945941.2A Pending CN113389506A (en) | 2021-08-18 | 2021-08-18 | Quick connecting guide pipe device for offshore oil well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113389506A (en) |
-
2021
- 2021-08-18 CN CN202110945941.2A patent/CN113389506A/en active Pending
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210914 |
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| RJ01 | Rejection of invention patent application after publication |