CN112127833B - Oil drilling plugging device - Google Patents
Oil drilling plugging device Download PDFInfo
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- CN112127833B CN112127833B CN202011277140.5A CN202011277140A CN112127833B CN 112127833 B CN112127833 B CN 112127833B CN 202011277140 A CN202011277140 A CN 202011277140A CN 112127833 B CN112127833 B CN 112127833B
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- 238000005553 drilling Methods 0.000 title claims abstract description 48
- 239000007788 liquid Substances 0.000 claims description 17
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000002146 bilateral effect Effects 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 14
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 239000003208 petroleum Substances 0.000 description 5
- 239000011435 rock Substances 0.000 description 5
- 244000309464 bull Species 0.000 description 3
- 239000003673 groundwater Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001802 infusion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
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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
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/10—Sealing or packing boreholes or wells in the borehole
- E21B33/13—Methods or devices for cementing, for plugging holes, crevices or the like
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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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/28—Enlarging drilled holes, e.g. by counterboring
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (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)
- Earth Drilling (AREA)
Abstract
The invention discloses an oil drilling plugging device, which comprises a drilling pipe, wherein a drilling cavity which is communicated up and down is arranged in the drilling pipe, the left inner wall and the right inner wall of the drilling cavity are connected with two sliding boxes which are bilaterally symmetrical in a sliding mode, and one side, far away from the symmetrical centers of the two sliding boxes, of each sliding box is fixedly provided with a hole expansion plate.
Description
Technical Field
The invention relates to the field of oil exploitation, in particular to an oil drilling plugging device.
Background
Petroleum is an indispensable energy source in industry, is difficult in the process of exploitation, some wells even need to be drilled with dozens of wells for petroleum exploration, the phenomenon of water leakage of the drilled wells can be caused in the process of petroleum exploration, the existing drilling equipment has the function of directly stopping the leakage, but because underground broken stones are more and the pressure of underground water is possibly higher, the leakage stopping liquid can be stopped through one port after being put into the drilling pipe by people, if the internal pressure is too high, the leakage stopping liquid can not be smoothly discharged, and the leakage stopping liquid can also be reversely blocked to cause damage.
Disclosure of Invention
The technical problem is as follows:
whether the plugging treatment can be carried out in the drilling process directly influences the drilling effect, and the existing oil drilling device has no function of plugging treatment in the drilling process.
In order to solve the problems, the oil drilling leakage stopping device is designed in the embodiment, and comprises a drilling pipe, wherein a drilling cavity which is communicated up and down is arranged in the drilling pipe, the left inner wall and the right inner wall of the drilling cavity are connected with two sliding boxes which are bilaterally symmetrical in a sliding manner, one side, away from the symmetrical centers of the two sliding boxes, of each sliding box is fixedly provided with a hole expanding plate, the sliding boxes are internally provided with sliding cavities, through grooves which penetrate through the inner walls of the lower sides of the sliding cavities are arranged in the sliding cavities, the left sides of the through grooves are provided with moving grooves which are positioned in the inner walls of the lower sides of the sliding cavities, the inner walls of the moving grooves are connected with L-shaped rods which are connected with the inner walls of the through grooves in a sliding manner, springs are arranged between the L-shaped rods and the inner walls of the moving grooves, which are close, threaded shaft is fixed with the belt pulley, the belt pulley upside is equipped with vice belt pulley, vice belt pulley with connect through the belt between the belt pulley, vice belt pulley right side is rotated to be connected with and is fixed in the fixed motor of sliding chamber rear side inner wall, threaded shaft keeps away from two sliding box symmetry center one side threaded connection have sliding connection in the sliding block of sliding chamber front and back inner wall, two are kept away from on the sliding block right side sliding box symmetry center one side is fixed with the extension rod, the extension rod is fixed with first fixed block, first fixed block rotates to be connected with and has keeping away from two the bull stick that extends sliding box symmetry center one side, the bull stick keeps away from two sliding box symmetry center one side rotates and is connected with the ejector pin, the ejector pin rear side rotates to be connected with and is fixed in the connecting block of sliding chamber rear side inner wall, first fixed block is kept away from two sliding box symmetry center one side is equipped with sliding connection in extension rod Threaded connection in the vice sliding block of threaded spindle, vice sliding block is fixed with and is located threaded spindle downside and sliding connection in the vice extension rod of sliding block, vice extension rod be fixed with the vice fixed block of first fixed block homonymy, vice fixed block rotate be connected with rotate connect in the vice bull stick of ejector pin downside, vice extension rod downside be equipped with rotate connect in the runner of sliding chamber rear side inner wall, the runner with vice fixed block and connect through the cable between the L shape pole, the slip intracavity is equipped with the output device who is used for exporting the weeping liquid, the probing intracavity is equipped with the reaming device who is used for the reaming leaking stoppage.
Preferably, the output device comprises a through box fixed on the inner wall of the sliding cavity far away from the moving block, a through cavity penetrating up and down and connected to the through groove is arranged in the through box, the upper side of the through box is fixedly connected with a connecting box fixed on the inner wall of the sliding cavity far away from the moving block, two elastic members which are symmetrical up and down are arranged between the lower side of the connecting box and the inner wall of the lower side of the sliding cavity, one side of the two elastic members near the symmetry center is connected with a rotating rod rotatably connected to the inner wall of the rear side of the through cavity, a connecting cavity is arranged in the connecting box, a check valve connecting the connecting cavity and the through cavity is fixed on the inner wall of the lower side of the connecting cavity, a pressing plate is connected on the inner wall of the connecting cavity in a sliding manner, and a connecting shaft which is, a connecting block extending leftwards and rightwards is fixed on the upper side, a sliding groove is arranged in the connecting block, the inner wall of the sliding groove is connected with a sliding block in a sliding manner, a compression spring is arranged between the sliding block and the inner wall of the sliding groove close to one side of the moving block, a connecting rod which is connected with the inner wall of the sliding groove in a sliding manner and extends towards one side far away from the moving block is fixed on one side of the sliding block far away from the moving block, an abutting rod which is connected with the connecting box in a sliding manner and is positioned on one side of the connecting cavity far away from the moving block is abutted against the inclined surface side of the abutting rod, a connecting spring which surrounds the abutting rod is arranged between the abutting rod and the upper side of the connecting box, a sliding plate which is connected with the inner wall of the through cavity far away from one, the rotary table is fixed with a connecting rod extending away from one side of the moving block, the connecting rod is connected with a rotating block rotatably connected to the front side of the sliding block, the front side of the rotary table is fixed with a connecting rod extending in the same direction as the connecting rod, the front side of the connecting rod is connected with an auxiliary rotary table coaxial with the rotary table in a sliding manner, the front side of the auxiliary rotary table is connected with an electric push rod, the left side of the electric push rod is fixed to the sliding cavity, the inner wall of one side of the moving block is close to the sliding cavity, and the electric push rod is connected with a right-angle rod, fixed on the.
Preferably, the reaming device comprises two auxiliary sliding blocks which are fixed on the front and rear inner walls of the drilling cavity and are symmetrical up and down, the two auxiliary sliding blocks are connected with a moving block which extends up and down and coincides with the symmetrical centers of the two sliding boxes in a sliding manner, two groups of extension pieces which are symmetrical left and right relative to the moving block are arranged on the left and right sides of the moving block, one group of extension pieces comprises two connecting rods which are rotatably connected with the moving block and are parallel to each other, one side of each connecting rod, which is far away from the moving block, is rotatably connected with a supporting block fixed on the sliding box, two moving rods which extend left and right and are slidably connected with the left and right inner walls of the drilling cavity are fixed on the upper side of the moving block, sliding grooves which penetrate front and back are arranged in the moving rods, fixing pins which extend front and, the rear side of the main turntable is rotatably connected with a motor fixed on the inner wall of the rear side of the drilling cavity.
The invention has the beneficial effects that: the invention relates to a device for plugging underground water generated by rock stratum damage in the process of petroleum drilling, which can ream the damaged rock stratum during drilling, has the functions of reducing underground broken stones and underground water entering the device, has higher pressure to the underground water, can ensure that the pressure of plugging liquid changes along with the change of the pressure of the underground water, ensures that the pressure of the plugging liquid is higher than the pressure of the underground water, and effectively performs plugging work.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is an enlarged internal structure diagram of a in fig. 1.
Fig. 3 is a schematic diagram of the structure B-B in fig. 2.
Fig. 4 is a schematic view of the structure of C-C in fig. 1.
Detailed Description
The invention will now be described in detail with reference to fig. 1-4, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The invention relates to an oil drilling plugging device, which comprises a drilling pipe 11, wherein a drilling cavity 12 which is penetrated up and down is arranged in the drilling pipe 11, the left inner wall and the right inner wall of the drilling cavity 12 are connected with two sliding boxes 17 which are symmetrical left and right in a sliding way, a reaming plate 15 is fixed on one side of each sliding box 17, which is far away from the symmetrical center of each sliding box 17, a sliding cavity 23 is arranged in each sliding box 17, a through groove 39 which penetrates through the inner wall of the lower side of the sliding cavity 23 is arranged in each sliding cavity 23, a moving groove 31 which is positioned in the inner wall of the lower side of each sliding cavity 23 is arranged on the left side of each through groove 39, an L-shaped rod 36 which is connected with the inner wall of each through groove 39 in a sliding way is connected on the inner wall of each sliding cavity 31 in a sliding way, a spring 33 is arranged between the inner walls of the L-shaped rods 36 and the inner walls of the moving grooves, the threaded shaft 28 is fixed with a belt pulley 27, the upper side of the belt pulley 27 is provided with an auxiliary belt pulley 25, the auxiliary belt pulley 25 is connected with the belt pulley 27 through a belt 26, the right side of the auxiliary belt pulley 25 is rotatably connected with a fixed motor 24 fixed on the inner wall of the rear side of the sliding cavity 23, the threaded shaft 28 is far away from two sliding boxes 17 with one side of the symmetry center in threaded connection with sliding blocks 29 slidably connected with the inner wall of the sliding cavity 23 in the front and back direction, the right side of the sliding block 29 is far away from two sliding boxes 17 with one side of the symmetry center fixed with an extension rod 30, the extension rod 30 is fixed with a first fixed block 63, the first fixed block 63 is rotatably connected with a rotating rod 64 extending away from two sliding boxes 17 with one side of the symmetry center, the rotating rod 64 is far away from two sliding boxes 17 with one side of the symmetry center in rotatable connection with an ejector rod 66, the rear side, one side of the first fixing block 63, which is far away from the symmetric centers of the two sliding boxes 17, is provided with an auxiliary sliding block 71 which is slidably connected to the extension rod 30 and is in threaded connection with the threaded shaft 28, the auxiliary sliding block 71 is fixed with an auxiliary extending rod 68 which is positioned at the lower side of the threaded shaft 28 and is connected with the sliding block 29 in a sliding way, an auxiliary fixing block 69 which is on the same side as the first fixing block 63 is fixed on the auxiliary extension rod 68, the auxiliary fixing block 69 is rotatably connected with an auxiliary rotating rod 70 rotatably connected to the lower side of the top rod 66, the lower side of the auxiliary extension rod 68 is provided with a rotating wheel 32 which is rotatably connected with the inner wall of the rear side of the sliding cavity 23, the rotating wheel 32 is connected with the auxiliary fixed block 69 and the L-shaped rod 36 through a cable 34, an output device 901 for outputting leakage stoppage liquid is arranged in the sliding cavity 23, and a reaming device 902 for reaming and stopping leakage is arranged in the drilling cavity 12.
Advantageously, the output device 901 comprises a through box 41 fixed on the inner wall of the sliding cavity 23 far away from the moving block 14, a through cavity 40 penetrating up and down and connected to the through groove 39 is arranged in the through box 41, a connecting box 44 fixed on the inner wall of the sliding cavity 23 far away from the moving block 14 is fixedly connected to the upper side of the through box 41, two elastic members 38 symmetrical up and down are arranged between the lower side of the connecting box 44 and the inner wall of the lower side of the sliding cavity 23, a rotating rod 37 rotatably connected to the inner wall of the rear side of the through cavity 40 is connected to one side of the two elastic members 38 close to the center of symmetry, a connecting cavity 43 is arranged in the connecting box 44, a check valve 72 connecting the connecting cavity 43 and the through cavity 40 is fixed to the inner wall of the lower side of the connecting cavity 43, a pressing plate 45 is slidably connected to the inner wall of the connecting cavity 43, and a connecting shaft 46 extending upward is fixed to the, a connecting block 54 extending left and right is fixed on the upper side, a sliding groove 53 is arranged in the connecting block 54, a sliding block 51 is connected to the inner wall of the sliding groove 53 in a sliding manner, a compression spring 52 is arranged between the sliding block 51 and the inner wall of the sliding groove 53 on the side close to the moving block 14, an engaging rod 49 which is connected to the inner wall of the sliding groove 53 in a sliding manner and extends towards the side far from the moving block 14 is fixed on the side of the sliding block 51 far from the moving block 14, an abutting rod 48 which is connected to the connecting box 44 in a sliding manner and is positioned on the side far from the moving block 14 of the connecting cavity 43 is abutted against the inclined surface side of the engaging rod 49, a connecting spring 47 which surrounds the abutting rod 48 is arranged between the abutting rod 48 and the upper side of the connecting box 44, a sliding plate 42 which is connected to the inner wall of the through cavity 40 on the side far, a rotating disc 56 is rotatably connected to the front side of the sliding rod 55, a connecting rod 61 extending to a side away from the moving block 14 is fixed to the rotating disc 56, the connecting rod 61 is slidably connected to a rotating block 50 rotatably connected to the front side of the sliding block 51, a connecting rod 61 extending in the same direction as the connecting rod 61 is fixed to the front side of the rotating disc 56, an auxiliary rotating disc 58 coaxial with the rotating disc 56 is slidably connected to the front side of the connecting rod 61, an electric push rod 59 whose left side is fixed to the inner wall of the sliding cavity 23 near the moving block 14 is rotatably connected to the front side of the auxiliary rotating disc 58, the electric push rod 59 is slidably connected to a right-angle rod 57 fixed to the inner wall of the sliding cavity 23 at the upper side and slidably connected to the sliding rod 55 at the horizontal section, the electric push rod 59 pushes the right-angle rod 57 along the vertical section to a side away from the moving block 14, so as to, at this time, the rotating disc 56 drives the sliding rod 55 to move downwards along the horizontal section of the right-angle rod 57, and simultaneously the connecting block 54 moves downwards together, the connecting block 54 enables the pressing plate 45 to slide downwards along the inner wall of the connecting cavity 43 through the connecting shaft 46, so that the leakage stoppage liquid in the connecting cavity 43 flows out after entering the through cavity 40 through the one-way valve 72, and the leakage stoppage is performed.
Advantageously, the reaming device 902 comprises two auxiliary sliding blocks 19 fixed on the front and rear inner walls of the drilling cavity 12 and symmetrical up and down, two auxiliary sliding blocks 19 are slidably connected with a moving block 14 extending up and down and coinciding with the symmetrical center of two sliding boxes 17, two sets of extending members are provided on the left and right sides of the moving block 14 and symmetrical left and right with respect to the moving block 14, one set of extending members comprises two connecting rods 18 rotatably connected to the moving block 14 and parallel to each other, one side of the connecting rods 18 away from the moving block 14 is rotatably connected with a supporting block 16 fixed on the sliding boxes 17, two moving rods 21 extending left and right and slidably connected to the left and right inner walls of the drilling cavity 12 are fixed on the upper side of the moving block 14, a sliding groove 22 passing through the front and rear is provided in the moving rods 21, and a fixing pin 13 extending, the fixed pin 13 rear side is fixed with sliding connection in the main carousel 20 of carriage release lever 21 rear side, main carousel 20 rear side rotation is connected with and is fixed in the motor 67 of boring chamber 12 rear side inner wall, and the left side motor 67 makes the left side main carousel 20 clockwise rotates, and the right side motor 67 makes the right side extension rod 30 anticlockwise rotates, simultaneously the fixed pin 13 along the sliding tray 22 inner wall slides, makes the carriage release lever 21 along boring chamber 12 inner wall downstream, two carriage release lever 21 promotes the movable block 14 along vice slider 19 downstream, vice slider 19 passes through connecting rod 18 makes supporting shoe 16 and slide box 17 are to keeping away from movable block 14 one side removes, makes carry out the reaming behind the infusion hole board 15 butt, conveniently carries out the reaming of leaking stoppage liquid.
The use steps herein are described in detail below with reference to fig. 1-4:
initially, the motor 67, the fixed motor 24, and the electric push rod 59 are in a closed state, the spring 33, the compression spring 52, and the connection spring 47 are in a compressed state, the outer side of the hole enlarging plate 15 is flush with the outer side of the drill pipe 11, the L-shaped rod 36 closes the through groove 39, and the push rod 66 is in a vertical state.
When the device works, the device is arranged on a drill pipe and is used in oil exploitation, when rock stratum is loosened to enable underground water to sink into a drilling pipeline when a drilling hole is met, two motors 67 are started, the left motor 67 enables the left main turntable 20 to rotate clockwise, the right motor 67 enables the right main turntable 20 to rotate anticlockwise, at the moment, the fixed pin 13 can slide along the inner wall of the sliding groove 22, two moving rods 21 can move downwards along the left inner wall and the right inner wall of the drilling cavity 12 to drive the moving block 14 to move downwards along the auxiliary sliding block 19, the auxiliary sliding block 19 enables the connecting rod 18 to push the supporting block 16 and the sliding box 17 to move along the inner wall of the drilling cavity 12 to the side far away from the moving block 14, because the drill pipe is still in a rotating state at the moment, the hole expanding plate 15 can expand the periphery of the drill pipe and enable crushed stones to be ground, leakage stoppage of the leakage stoppage liquid is facilitated, and when the sliding box 17 moves to, the rotation of the drill pipe is stopped, the fixed motor 24 is started, the auxiliary belt pulley 25 rotates, the auxiliary belt pulley 25 enables the belt pulley 27 to drive the threaded shaft 28 to rotate through the belt 26, the threaded shaft 28 rotates to enable the sliding block 29 to move towards the side close to the moving block 14 along the threaded shaft 28, the sliding block 29 enables the first fixed block 63 to drive the rotating rod 64 to move together, the rotating rod 64 can drive the ejector rod 66 to rotate, meanwhile, the auxiliary sliding block 71 moves towards the side far away from the moving block 14 along the threaded shaft 28, the auxiliary sliding block 71 enables the auxiliary fixed block 69 to move towards the side far away from the moving block 14, the ejector rod 66 is pushed to rotate through the auxiliary rotating rod 70, the elastic part 38 is pushed to rotate by the rotation of the ejector rod 66, the through cavity 40 is in a large-small state at the top, the underground water cannot easily permeate into the through cavity, the auxiliary fixed block 69 can drive the guy cable 34 by moving towards the side far away, so that the through groove 39 is opened, at this time, groundwater may enter the through cavity 40 under the action of pressure, groundwater cannot enter the connecting cavity 43 under the action of the check valve 72, the electric push rod 59 is started, the sub rotary disc 58 is driven to move towards the side far from the moving block 14 along the vertical section of the right-angle rod 57, the sub rotary disc 58 is driven to move towards the side far from the moving block 14 because the sub rotary disc 58 slides along the fixing rod 60, the fixing rod 60 drives the rotary disc 56 and the sliding rod 55 to move downwards along the horizontal section of the right-angle rod 57, and simultaneously drives the connecting block 54 to move downwards, so that the connecting shaft 46 moves downwards, the connecting shaft 46 enables the pressing plate 45 to push the leakage blocking liquid on the lower side of the pressing plate 45 to discharge into the through cavity 40 through the check valve 72 and then discharge out of the sliding box 17, and because the pressure of groundwater may be relatively high, the pressure of the leakage blocking liquid cannot be greater than, promote simultaneously and connect pole 48 along connecting box 44 rebound, make connecting spring 47 stretched, butt pole 48 makes connecting pole 49 shift left under the effect of inclined plane, make slider 51 move to being close to movable block 14 one side along the spout 53 inner wall, make compression spring 52 compressed, can make connecting rod 61 drive carousel 56 and rotate this moment, make the projection of dead lever 60 at this moment in vertical direction increase, make the distance that dead lever 60 drove carousel 56 and slide bar 55 rebound increase, make the pressure increase of the leak stoppage liquid in the promotion connection chamber 43, make things convenient for the leak stoppage liquid to discharge into sliding box 17 and block up.
At the end, the two motors 67 are activated and reversed so that the orifice plate 15 and the pulley 27 are retracted inside the drilling chamber 12, the motor 67, the stationary motor 24, the electric push rod 59 are switched off.
The invention has the beneficial effects that: the invention relates to a device for plugging underground water generated by rock stratum damage in the process of petroleum drilling, which can ream the damaged rock stratum during drilling, has the functions of reducing underground broken stones and underground water entering the device, has higher pressure to the underground water, can ensure that the pressure of plugging liquid changes along with the change of the pressure of the underground water, ensures that the pressure of the plugging liquid is higher than the pressure of the underground water, and effectively performs plugging work.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (1)
1. The utility model provides an oil drilling plugging device, includes the drilling pipe, the drilling chamber that link up about the drilling intraductal being equipped with, the drilling chamber is controlled inner wall sliding connection and is had two sliding box of bilateral symmetry, sliding box keeps away from two sliding box symmetry center one side is fixed with expands orifice plate, its characterized in that: a sliding cavity is arranged in the sliding box, a through groove penetrating through the inner wall of the lower side of the sliding cavity is arranged in the sliding cavity, a moving groove positioned in the inner wall of the lower side of the sliding cavity is arranged on the left side of the through groove, the inner wall of the moving groove is connected with an L-shaped rod which is connected with the inner wall of the through groove in a sliding manner, the L-shaped rod and the moving groove are close to two inner walls of one side of the symmetry center of the sliding box, a spring is arranged between the inner walls of one side of the symmetry center of the sliding cavity, the upper side of the spring is provided with a threaded shaft which is connected with the inner wall of one side of the symmetry center of the sliding box in a rotating manner, a belt pulley is fixed on the threaded shaft, an auxiliary belt pulley is arranged on the upper side of the belt pulley, the auxiliary belt pulley is connected with the belt, the right side of the auxiliary, an extension rod is fixed on one side of the right side of the sliding block, which is far away from two symmetrical centers of the sliding boxes, a first fixed block is fixed on the extension rod, the first fixed block is rotatably connected with a rotating rod which is far away from two sides of the symmetrical centers of the sliding boxes, the rotating rod is far away from two sides of the symmetrical centers of the sliding boxes and is rotatably connected with an ejector rod, the rear side of the ejector rod is rotatably connected with a connecting block which is fixed on the inner wall of the rear side of the sliding cavity, one side of the first fixed block, which is far away from two symmetrical centers of the sliding boxes, is provided with an auxiliary sliding block which is slidably connected with the extension rod and is in threaded connection with the threaded shaft, the auxiliary sliding block is fixed with an auxiliary extension rod which is positioned on the lower side of the threaded shaft and is slidably connected with the sliding block, the auxiliary extension rod is fixed with, a rotating wheel which is rotatably connected to the inner wall of the rear side of the sliding cavity is arranged on the lower side of the auxiliary extension rod, the rotating wheel is connected with the auxiliary fixing block and the L-shaped rod through a stay cable, an output device for outputting leakage stoppage liquid is arranged in the sliding cavity, and a hole expanding device for expanding holes and stopping leakage is arranged in the drilling cavity;
the output device comprises a through box fixed on the inner wall of one side of the sliding cavity, which is far away from the moving block, a through cavity which penetrates up and down and is connected with the through groove is arranged in the through box, the upper side of the through box is fixedly connected with a connecting box fixed on the inner wall of one side of the sliding cavity, which is far away from the moving block, a connecting box is arranged between the lower side of the connecting box and the inner wall of the lower side of the sliding cavity, two elastic pieces which are symmetrical up and down are arranged, one side of the two elastic pieces, which is close to a symmetry center, is connected with a rotating rod which is rotatably connected with the inner wall of the rear side of the through cavity, a connecting cavity is arranged in the connecting box, a one-way valve which is connected with the connecting cavity and the through cavity is fixed on the inner wall of the lower side of the connecting cavity, a sliding groove is arranged in the connecting block, the inner wall of the sliding groove is connected with a sliding block in a sliding manner, a compression spring is arranged between the sliding block and the inner wall of the sliding groove close to one side of the moving block, one side of the sliding block far away from the moving block is fixedly provided with a connecting rod which is connected with the inner wall of the sliding groove in a sliding manner and extends towards one side far away from the moving block, the inclined surface side of the connecting rod is abutted with an abutting rod which is connected with the connecting box in a sliding manner and is positioned at one side of the connecting cavity far away from the moving block, a connecting spring which surrounds the abutting rod is arranged between the abutting rod and the upper side of the connecting box, the lower side of the abutting rod is fixedly provided with a sliding plate which is connected with the inner wall of the through cavity far away from one side of the moving block in a, the connecting rod is connected with a rotating block which is rotatably connected to the front side of the sliding block in a sliding manner, a connecting rod which extends in the same direction as the connecting rod is fixed to the front side of the rotary table, an auxiliary rotary table which is coaxial with the rotary table is connected to the front side of the connecting rod in a sliding manner, an electric push rod which is fixed to the inner wall of the sliding cavity on one side close to the moving block on the left side is connected to the front side of the auxiliary rotary table in a rotating manner, and the electric push rod is connected with a right-angle rod which is fixed to the inner wall;
the reaming device comprises two auxiliary sliding blocks which are fixed on the front and rear inner walls of the drilling cavity and are symmetrical up and down, the two auxiliary sliding blocks are connected with a moving block which extends up and down and is superposed with the symmetrical centers of the two sliding boxes in a sliding way, two groups of extension pieces which are symmetrical left and right relative to the moving block are arranged on the left and right sides of the moving block, one group of extension pieces comprise two connecting rods which are rotatably connected with the moving block and are parallel to each other, one side of each connecting rod, which is far away from the moving block, is rotatably connected with a supporting block fixed on the sliding box, two moving rods which extend left and right and are slidably connected with the left and right inner walls of the drilling cavity are fixed on the upper side of the moving block, sliding grooves which penetrate through the front and back are arranged in the moving rods, fixing, the rear side of the main turntable is rotatably connected with a motor fixed on the inner wall of the rear side of the drilling cavity.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011277140.5A CN112127833B (en) | 2020-11-16 | 2020-11-16 | Oil drilling plugging device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011277140.5A CN112127833B (en) | 2020-11-16 | 2020-11-16 | Oil drilling plugging device |
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| CN112127833A CN112127833A (en) | 2020-12-25 |
| CN112127833B true CN112127833B (en) | 2021-05-07 |
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| CN202011277140.5A Active CN112127833B (en) | 2020-11-16 | 2020-11-16 | Oil drilling plugging device |
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| CN116122767B (en) * | 2022-12-22 | 2023-12-22 | 靖边县铠泓商贸有限责任公司 | Petroleum drilling plugging device and plugging method |
| CN117468888B (en) * | 2023-12-27 | 2024-03-19 | 中国石油集团川庆钻探工程有限公司 | Underground airtight plugging tool and plugging method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| US9004195B2 (en) * | 2012-08-22 | 2015-04-14 | Baker Hughes Incorporated | Apparatus and method for drilling a wellbore, setting a liner and cementing the wellbore during a single trip |
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| DE2824441C2 (en) * | 1977-06-06 | 1986-05-15 | Tokyo Keiki Co. Ltd. | Earth auger |
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| CN204252934U (en) * | 2014-11-04 | 2015-04-08 | 铁道第三勘察设计院集团有限公司 | Test boring device for plugging |
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| CN112127833A (en) | 2020-12-25 |
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