CN212028882U

CN212028882U - Open flow pipeline fixing device for petroleum drilling

Info

Publication number: CN212028882U
Application number: CN202020462847.2U
Authority: CN
Inventors: 王国锋
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-02
Filing date: 2020-04-02
Publication date: 2020-11-27
Anticipated expiration: 2030-04-02

Abstract

The utility model discloses a blowout pipeline fixing device of oil drilling, comprising a base plate, the top fixed mounting of bottom plate has the counter weight seat, and two spouts have been seted up to the top symmetry of counter weight seat, and equal slidable mounting has the slide bar in two spouts, and outside the top of slide bar extended to the spout, the top fixed mounting of two slide bars had same backup pad, and the top fixed mounting of backup pad has solid fixed splint, and first arc wall has been seted up at solid fixed splint's top, and the both sides of first arc wall are the opening setting, and the top fixed mounting of backup pad has two first lead screws. The utility model relates to a rationally, the simple operation can wholly stabilize this equipment and fix subaerial, is difficult for taking place to slide or skew, and is fixed firm to the centre gripping of blowout pipeline line, and it is fixed to be convenient for stabilize the centre gripping to the blowout pipeline line of different pipe diameters, is convenient for adjust the high position of blowout pipeline line moreover, makes things convenient for the use of blowout pipeline line, has improved the practicality.

Description

Open flow pipeline fixing device for petroleum drilling

Technical Field

The utility model relates to an oil drilling technical field specifically is an oil drilling's blowout pipeline fixing device.

Background

At present, the oil drilling is carried out in field operation for a long time, the blowout pipeline is used as a part of a well control device of the oil drilling and plays a crucial role in the oil drilling operation, and due to the fact that the blowout pipeline is easy to lift or swing due to the fact that the terrain fluctuates or fluid media in the oil pipe flow unstably, the restriction of the blowout pipeline is easy to loosen, and the damage of the pipeline and the outflow of oil and gas can be caused, so that the position of the blowout pipeline needs to be fixed by using fixing equipment in the using process of the blowout pipeline.

However, in the prior art, when the conventional blowout pipeline fixing device is used, it is inconvenient to stably fix blowout pipelines with different diameters, and the height position of the blowout pipeline is inconvenient to adjust, so that the practicability is poor.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a blowout pipeline line fixing device of oil drilling has solved current blowout pipeline line fixed equipment and when using, is not convenient for stabilize fixedly to the blowout pipeline line of different diameters, moreover inconvenient and adjust the poor problem of practicality with the high position to the blowout pipeline line.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the blowout pipeline fixing device for the oil drilling comprises a bottom plate, wherein a counterweight seat is fixedly installed at the top of the bottom plate, two sliding grooves are symmetrically formed in the top of the counterweight seat, sliding rods are respectively installed in the two sliding grooves in a sliding manner, the top ends of the sliding rods extend out of the sliding grooves, the top ends of the two sliding rods are fixedly provided with a supporting plate, a fixed clamping plate is fixedly installed at the top of the supporting plate, a first arc-shaped groove is formed in the top of the fixed clamping plate, both sides of the first arc-shaped groove are respectively provided with an opening, two first lead screws are fixedly installed at the top of the supporting plate, the two first lead screws are symmetrically arranged at both sides of the fixed clamping plate, a movable clamping plate is arranged right above the fixed clamping plate, a second arc-shaped groove is formed in the bottom of the movable clamping plate, both sides of the second arc-, two springs sleeved on corresponding first screw rods are fixedly arranged at the top of the supporting plate, the top ends of the two springs are both contacted with the bottom of the movable clamping plate, nuts positioned above the movable clamping plate are respectively installed on the two first screw rods in a threaded manner, the bottoms of the two nuts are both contacted with the top of the movable clamping plate, thread grooves are respectively formed at the bottom ends of the two sliding rods, second screw rods are respectively installed in the thread grooves in a threaded manner, the bottom ends of the second screw rods extend out of the thread grooves, worm wheels positioned outside the corresponding thread grooves are respectively fixedly sleeved on the two second screw rods, worms are respectively arranged in the two sliding grooves and are respectively meshed with the corresponding worm wheels, a first connecting hole positioned between the two sliding grooves is formed in the counterweight seat, the two sliding grooves are both communicated with the first connecting hole, a connecting rod is rotatably installed in the first connecting hole, and both ends of the connecting rod, the one end that two worms are close to each other respectively with the both ends fixed connection of connecting rod, the second connecting hole has been seted up to one side of counter weight seat, the second connecting hole is linked together with corresponding spout, the pivot is installed to the second connecting hole internal rotation, outside the both ends of pivot all extended to the second connecting hole, the one end of pivot and the one end fixed connection that the connecting rod was kept away from to corresponding worm.

Preferably, two threaded holes are formed in the top of the bottom plate, the two threaded holes are symmetrically formed in two sides of the counterweight seat, third screw rods are installed in the two threaded holes in a threaded mode, the top ends of the third screw rods extend to the outside of the threaded holes, drill bits are installed at the bottom ends of the two third screw rods in a fixed mode, the bottom ends of the drill bits extend to the outside of the threaded holes, and first handles are installed at the top ends of the two third screw rods in a fixed mode.

Preferably, the first arc-shaped groove and the second arc-shaped groove are both fixedly provided with cushion pads, and the top of the movable clamping plate is fixedly provided with a semicircular handle.

Preferably, the inner walls of the two sides of the sliding groove are provided with limiting grooves, the two sides of the sliding rod are fixedly provided with limiting rods, and the limiting rods are slidably arranged in the corresponding limiting grooves.

Preferably, the inner walls of the bottoms of the two sliding grooves are fixedly provided with bearing seats, and the bottom ends of the two second screw rods are rotatably arranged on the corresponding bearing seats respectively.

Preferably, the connecting rod is fixedly sleeved with two first bearings, and outer rings of the two first bearings are fixedly connected with the inner wall of the first connecting hole.

Preferably, the rotating shaft is fixedly sleeved with a second bearing, the outer ring of the second bearing is fixedly connected with the inner wall of the second connecting hole, and a second handle is fixedly mounted at one end, far away from the worm, of the rotating shaft.

(III) advantageous effects

The utility model provides a blowout pipeline fixing device of oil drilling. The method has the following beneficial effects:

(1) this oil drilling's blowout pipeline fixing device, through carrying this equipment whole to suitable position and place subaerial, clockwise rotation first handle in proper order, first handle drives corresponding third lead screw and drill bit and rotates and the downstream, make two drill bits penetrate in the soil soon after, accomplish this equipment whole firm subaerial promptly, make this equipment whole difficult emergence remove or skew, through setting up two drill bits, can conveniently insert two drill bits in the ground soil, the same reason, anticlockwise rotation first handle in proper order, first handle drives corresponding third lead screw and drill bit and rotates and the upward movement, make two drill bits back of screwing out to the ground top, promptly remove the holistic fixed of equipment, alright carry equipment whole.

(2) The blowout pipeline fixing device for the oil drilling well can disassemble the movable clamp plate from the two first screw rods by rotating the two screw caps anticlockwise and screwing the two screw caps off from the corresponding first screw rods respectively, the blowout pipeline is placed in the first arc-shaped groove, then the movable clamp plate is arranged back on the two first screw rods, so that the two first screw rods respectively penetrate through the corresponding through holes, the tops of the two springs are both contacted with the bottom of the movable clamp plate, the two screw caps are rotated clockwise and are respectively screwed into the corresponding first screw rods, the two screw caps rotate along the corresponding first screw rods and move downwards, so that the movable clamp plate vertically moves downwards, the two springs are stressed and compressed to deform to generate elastic force, and the blowout pipeline can be stably clamped in the first arc-shaped groove and the second arc-shaped groove by utilizing the clamping and matching of the fixed clamp plate and the movable clamp plate, contact with the blowout pipeline line through setting up two blotters, can protect the blowout pipeline line, avoid the too big blowout pipeline line that causes of clamping-force to be impaired, through two clockwise or anticlockwise rotation nuts to under the elastic action that two springs warp the production, the high position of adjustable movable clamp plate is adjusted the interval between first arc wall and the second arc wall promptly, is convenient for stabilize the centre gripping to the blowout pipeline line of different pipe diameters, has improved practicality.

(3) This oil drilling's blowout pipeline fixing device, through clockwise rotation second handle, the second handle drives the pivot, two worms and connecting rod rotate, two worms drive corresponding worm wheel and second lead screw and carry out synchronous syntropy and rotate, make two slide bars drive the backup pad, solid fixed splint, movable splint and blowout pipeline rise, and on the same way, anticlockwise rotation second handle, the second handle drives the pivot, two worms and connecting rod opposite direction rotate, two worms drive corresponding worm wheel and second lead screw and rotate, two slide bars drive the backup pad, solid fixed splint, movable splint and blowout pipeline descend, thereby through clockwise or anticlockwise rotation second handle, can carry out lift adjustment to the high position of blowout pipeline, make things convenient for the use of blowout pipeline.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic sectional view of the front view of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 2.

In the figure: 1. a base plate; 2. a counterweight seat; 3. a chute; 4. a slide bar; 5. a support plate; 6. fixing the clamping plate; 7. a first arc-shaped slot; 8. a first lead screw; 9. a movable splint; 10. a second arc-shaped slot; 11. a through hole; 12. a spring; 13. a nut; 14. a thread groove; 15. a second lead screw; 16. a worm gear; 17. a worm; 18. a first connection hole; 19. a connecting rod; 20. a second connection hole; 21. a rotating shaft; 22. a threaded hole; 23. a third screw rod; 24. a drill bit.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-3, the utility model provides a technical solution: the blowout pipeline fixing device for the oil drilling comprises a bottom plate 1, wherein a counterweight seat 2 is fixedly installed at the top of the bottom plate 1, two sliding grooves 3 are symmetrically formed in the top of the counterweight seat 2, sliding rods 4 are respectively installed in the two sliding grooves 3 in a sliding manner, the top ends of the sliding rods 4 extend out of the sliding grooves 3, the top ends of the two sliding rods 4 are fixedly installed with a same supporting plate 5, a fixed clamping plate 6 is fixedly installed at the top of the supporting plate 5, a first arc-shaped groove 7 is formed in the top of the fixed clamping plate 6, both sides of the first arc-shaped groove 7 are respectively provided with an opening, two first lead screws 8 are fixedly installed at the top of the supporting plate 5, the two first lead screws 8 are symmetrically arranged at both sides of the fixed clamping plate 6, a movable clamping plate 9 is arranged right above the fixed clamping plate 6, a second arc-shaped groove 10 is formed in the bottom of the movable, the top ends of the two first screw rods 8 respectively penetrate through the corresponding through holes 11, the top of the support plate 5 is fixedly provided with two springs 12 sleeved on the corresponding first screw rods 8, the top ends of the two springs 12 are both contacted with the bottom of the movable clamping plate 9, the two first screw rods 8 are both provided with screw caps 13 positioned above the movable clamping plate 9 in a threaded manner, the bottoms of the two screw caps 13 are both contacted with the top of the movable clamping plate 9, the bottom ends of the two slide bars 4 are both provided with thread grooves 14, the two thread grooves 14 are both internally provided with second screw rods 15 in a threaded manner, the bottom ends of the second screw rods 15 extend out of the thread grooves 14, the two second screw rods 15 are both fixedly sleeved with worm wheels 16 positioned outside the corresponding thread grooves 14, the two sliding grooves 3 are both internally provided with worms 17, the two worms 17 are respectively meshed with the corresponding worm wheels 16, the counterweight seat 2 is provided with a first connecting hole, two spout 3 all are linked together with first connecting hole 18, connecting rod 19 is installed to first connecting hole 18 internal rotation, outside the both ends of connecting rod 19 all extended to first connecting hole 18, the one end that two worms 17 are close to each other respectively with the both ends fixed connection of connecting rod 19, second connecting hole 20 has been seted up to one side of counter weight seat 2, second connecting hole 20 is linked together with corresponding spout 3, pivot 21 is installed to the internal rotation of second connecting hole 20, the both ends of pivot 21 all extend to outside second connecting hole 20, the one end of pivot 21 and the one end fixed connection that connecting rod 19 was kept away from to corresponding worm 17.

The top of the bottom plate 1 is provided with two threaded holes 22, the two threaded holes 22 are symmetrically arranged on two sides of the counterweight seat 2, third screw rods 23 are arranged in the two threaded holes 22 in a threaded manner, the top ends of the third screw rods 23 extend out of the threaded holes 22, drill bits 24 are fixedly arranged at the bottom ends of the two third screw rods 23, the bottom ends of the drill bits 24 extend out of the threaded holes 22, first handles are fixedly arranged at the top ends of the two third screw rods 23, cushion pads are fixedly arranged in the first arc-shaped groove 7 and the second arc-shaped groove 10, semicircular handles are fixedly arranged at the top parts of the movable clamping plates 9, limiting grooves are respectively arranged on the inner walls of two sides of the sliding grooves 3, limiting rods are fixedly arranged on two sides of the sliding rod 4, the limiting rods are slidably arranged in the corresponding limiting grooves, bearing seats are fixedly arranged on the inner walls of the bottom parts of the two sliding grooves 3, the connecting rod 19 is fixedly sleeved with two first bearings, outer rings of the two first bearings are fixedly connected with the inner wall of the first connecting hole 18, the rotating shaft 21 is fixedly sleeved with a second bearing, the outer ring of the second bearing is fixedly connected with the inner wall of the second connecting hole 20, and one end, far away from the worm 17, of the rotating shaft 21 is fixedly provided with a second handle.

When the device is used, firstly, the device is integrally conveyed to a proper position and placed on the ground, the first handle is sequentially rotated clockwise, the two third screw rods 23 are respectively in threaded connection and matching with the corresponding threaded holes 22, the first handle drives the corresponding third screw rods 23 and the corresponding drill bits 24 to rotate and move downwards, so that after the two drill bits 24 are screwed into the soil, the device is integrally and stably fixed on the ground, the device is not easy to move or deviate, the two drill bits 24 can be conveniently inserted into the soil on the ground by arranging the two drill bits 24, similarly, after the device is required to be conveyed to other positions, the first handle is only sequentially rotated anticlockwise, the corresponding third screw rods 23 and the corresponding drill bits 24 are driven by the first handle to rotate and move upwards, so that after the two drill bits 24 are screwed out of the ground, the fixation of the device is released, and the device can be integrally conveyed, when the device is stably placed on the ground and a blowout pipeline needs to be fixed, firstly two nuts 13 are rotated anticlockwise, the two nuts 13 are respectively screwed off from the corresponding first screw rods 8, the semicircular handle is held to lift upwards, the movable clamping plate 9 can be detached from the two first screw rods 8, then the blowout pipeline is placed in a first arc-shaped groove 7 formed in the top of the fixed clamping plate 6, then the movable clamping plate 9 is installed back on the two first screw rods 8, so that the two first screw rods 8 respectively penetrate through the corresponding through holes 11, the tops of the two springs 12 are both contacted with the bottom of the movable clamping plate 9, then the two nuts 13 are rotated clockwise, the two nuts 13 are respectively screwed into the corresponding first screw rods 8, the two nuts 13 rotate along the corresponding first screw rods 8 and move downwards, so that the movable clamping plate 9 vertically moves downwards, the two springs 12 are compressed and deformed to generate elasticity, when the cushion pad in the second arc-shaped groove 10 moves downwards to be tightly connected with the top of the blowout pipeline, the rotation of the two screw caps 13 is stopped, so that the blowout pipeline can be stably clamped in the first arc-shaped groove 7 and the second arc-shaped groove 10 by utilizing the clamping cooperation of the fixed clamping plate 6 and the movable clamping plate 9, the blowout pipeline can be protected by arranging the two cushion pads to be contacted with the blowout pipeline, the blowout pipeline is prevented from being damaged due to overlarge clamping force, the height position of the movable clamping plate 9 can be adjusted by rotating the two screw caps 13 clockwise or anticlockwise and under the elastic action generated by the deformation of the two springs 12, namely, the distance between the first arc-shaped groove 7 and the second arc-shaped groove 10 is adjusted, the blowout pipelines with different pipe diameters can be stably clamped, the practicability is improved, after the blowout pipeline is stably clamped, the height position of the blowout pipeline can be adjusted according to needs, the second handle is rotated clockwise, the second handle drives the rotating shaft 21 to rotate, the rotating shaft 21 drives the two worms 17 and the connecting rod 19 to rotate in the rotating process, the two worms 17 are respectively meshed with the corresponding worm wheels 16, so that the two worm wheels 16 drive the corresponding second screw rods 15 to synchronously rotate in the same direction, the two second screw rods 15 are respectively in threaded connection and matching with the corresponding thread grooves 14, so that the two sliding rods 4 drive the supporting plate 5, the fixed clamping plate 6, the movable clamping plate 9 and the blowout pipeline to ascend, the sliding rods 4 drive the corresponding limiting rods to slide in the corresponding limiting grooves, and similarly, the second handle is rotated anticlockwise, the rotating shaft 21 is driven by the second handle to reversely rotate, the two worms 17 and the connecting rod 19 are driven to reversely rotate in the rotating process of the rotating shaft 21, so that the two worm wheels 16 drive the corresponding second screw rods 15 to synchronously rotate in the same direction, the two sliding rods 4 drive the supporting plate 5, the fixed clamping plate 6, the movable clamping plate 9 and the blowout pipeline to descend, the sliding rods 4 drive the corresponding limiting rods to slide downwards in the corresponding limiting grooves, the second handle stops rotating after the height position of the blowout pipeline is adjusted properly, and therefore the height position of the blowout pipeline can be adjusted in a lifting mode by rotating the second handle clockwise or anticlockwise, the blowout pipeline is convenient to use, and meanwhile the content which is not described in detail in the specification belongs to the prior art which is well known by technical personnel in the field.

In conclusion, the blowout pipeline fixing device for oil drilling can be obtained by integrally transporting the equipment to a proper position and placing the equipment on the ground, sequentially rotating the first handle clockwise to drive the corresponding third screw 23 and the corresponding drill bit 24 to rotate and move downwards, so that the whole equipment is stably fixed on the ground after the two drill bits 24 are screwed into the soil, the whole equipment is not easy to move or deviate, conveniently inserting the two drill bits 24 into the ground soil by arranging the two drill bits 24, and similarly, sequentially rotating the first handle anticlockwise to drive the corresponding third screw 23 and the corresponding drill bit 24 to rotate and move upwards by the first handle, so that the whole equipment can be transported after the two drill bits 24 are screwed out to the upper part of the ground, and respectively screwing the two screw caps 13 off from the corresponding first screw caps 8 by rotating the two screw caps 13 anticlockwise, the movable clamp plate 9 can be detached from the two first screw rods 8, the blowout pipeline is placed in the first arc-shaped groove 7, the movable clamp plate 9 is installed back on the two first screw rods 8, the two first screw rods 8 respectively penetrate through the corresponding through holes 11, the tops of the two springs 12 are both contacted with the bottom of the movable clamp plate 9, the two nuts 13 are rotated clockwise, the two nuts 13 are respectively screwed into the corresponding first screw rods 8, the two nuts 13 rotate along the corresponding first screw rods 8 and move downwards, so that the movable clamp plate 9 vertically moves downwards, the two springs 12 are compressed and deformed by force to generate elastic force, the blowout pipeline can be stably clamped in the first arc-shaped groove 7 and the second arc-shaped groove 10 by clamping and matching of the fixed clamp plate 6 and the movable clamp plate 9, the blowout pipeline can be protected by arranging two cushion pads to be contacted with the blowout pipeline, the damage of the blowout pipeline caused by the overlarge clamping force is avoided, the height position of the movable clamp plate 9 can be adjusted by rotating the two screw caps 13 clockwise or anticlockwise and under the action of elastic force generated by the deformation of the two springs 12, namely, the distance between the first arc-shaped groove 7 and the second arc-shaped groove 10 is adjusted, the blowout pipelines with different pipe diameters can be stably clamped, the practical performance is improved, the second handle drives the rotating shaft 21, the two worms 17 and the connecting rod 19 to rotate by rotating the second handle clockwise, the two worms 17 drive the corresponding worm wheel 16 and the second screw rod 15 to synchronously rotate in the same direction, so that the two sliding rods 4 drive the supporting plate 5, the fixed clamp plate 6, the movable clamp plate 9 and the blowout pipeline to be lifted, similarly, the second handle is rotated anticlockwise, the rotating shaft 21, the two worms 17 and the connecting rod 19 drive the corresponding worm wheel 16 and the second screw rod 15 to rotate in opposite directions, two slide bars 4 drive backup pad 5, solid fixed splint 6, movable splint 9 and blowout pipeline line descend to through clockwise or anticlockwise rotation second handle, can carry out lift adjustment to the high position of blowout pipeline line, make things convenient for the use of blowout pipeline line, the utility model relates to a rationally, the simple operation can wholly stabilize to be fixed subaerial to this equipment, is difficult for taking place to slide or squint, and is fixed firm to the centre gripping of blowout pipeline line, and it is fixed to be convenient for stabilize the centre gripping to the blowout pipeline line of different pipe diameters, is convenient for adjust the high position of blowout pipeline line moreover, makes things convenient for the use of blowout pipeline line, has improved the practicality.

Claims

1. Open flow pipeline fixing device of oil drilling, including bottom plate (1), its characterized in that: the top of the bottom plate (1) is fixedly provided with a counterweight seat (2), the top of the counterweight seat (2) is symmetrically provided with two sliding grooves (3), sliding rods (4) are respectively slidably mounted in the two sliding grooves (3), the top ends of the sliding rods (4) extend out of the sliding grooves (3), the top ends of the two sliding rods (4) are fixedly provided with a same supporting plate (5), the top of the supporting plate (5) is fixedly provided with a fixed clamping plate (6), the top of the fixed clamping plate (6) is provided with a first arc-shaped groove (7), both sides of the first arc-shaped groove (7) are both arranged in an opening manner, the top of the supporting plate (5) is fixedly provided with two first lead screws (8), the two first lead screws (8) are symmetrically arranged on both sides of the fixed clamping plate (6), a movable clamping plate (9) is arranged right above the fixed clamping plate (6), the bottom of the movable, both sides of the second arc-shaped groove (10) are both provided with openings, the top of the movable clamping plate (9) is provided with two through holes (11), the top ends of the two first screw rods (8) respectively penetrate through the corresponding through holes (11), the top of the supporting plate (5) is fixedly provided with two springs (12) sleeved on the corresponding first screw rods (8), the top ends of the two springs (12) are both contacted with the bottom of the movable clamping plate (9), nuts (13) positioned above the movable clamping plate (9) are both installed on the two first screw rods (8) in a threaded manner, the bottoms of the two nuts (13) are both contacted with the top of the movable clamping plate (9), thread grooves (14) are both arranged at the bottom ends of the two slide rods (4), second screw rods (15) are both installed in the two thread grooves (14) in a threaded manner, the bottom ends of the second screw rods (15) extend out of the thread grooves (14), worm wheels (16) positioned outside the corresponding thread grooves (14) are both fixedly sleeved on the two, all be equipped with worm (17) in two spout (3), two worm (17) mesh with corresponding worm wheel (16) respectively mutually, set up first connecting hole (18) that are located between two spout (3) on counter weight seat (2), two spout (3) all are linked together with first connecting hole (18), connecting rod (19) are installed to first connecting hole (18) internal rotation, the both ends of connecting rod (19) all extend to outside first connecting hole (18), the one end that two worm (17) are close to each other respectively with the both ends fixed connection of connecting rod (19), second connecting hole (20) have been seted up to one side of counter weight seat (2), second connecting hole (20) are linked together with corresponding spout (3), pivot (21) are installed to second connecting hole (20) internal rotation, the both ends of pivot (21) all extend to outside second connecting hole (20), the one end fixed connection that connecting rod (19) were kept away from to one end and corresponding worm (17) of pivot (21).

2. The blowout pipeline fixing apparatus for oil drilling according to claim 1, wherein: two threaded holes (22) are seted up at the top of bottom plate (1), and two threaded holes (22) symmetry set up the both sides in counter weight seat (2), and equal screw thread installs third lead screw (23) in two threaded holes (22), and outside the top of third lead screw (23) extended to threaded hole (22), the equal fixed mounting in bottom of two third lead screws (23) had drill bit (24), and outside the bottom of drill bit (24) extended to threaded hole (22), the equal fixed mounting in top of two third lead screws (23) had first handle.

3. The blowout pipeline fixing apparatus for oil drilling according to claim 1, wherein: the cushion pads are fixedly arranged in the first arc-shaped groove (7) and the second arc-shaped groove (10), and the semicircular ring handle is fixedly arranged at the top of the movable clamping plate (9).

4. The blowout pipeline fixing apparatus for oil drilling according to claim 1, wherein: limiting grooves are formed in the inner walls of the two sides of the sliding groove (3), limiting rods are fixedly mounted on the two sides of the sliding rod (4), and the limiting rods are slidably mounted in the corresponding limiting grooves.

5. The blowout pipeline fixing apparatus for oil drilling according to claim 1, wherein: bearing seats are fixedly arranged on the inner walls of the bottoms of the two sliding grooves (3), and the bottom ends of the two second screw rods (15) are rotatably arranged on the corresponding bearing seats respectively.

6. The blowout pipeline fixing apparatus for oil drilling according to claim 1, wherein: the connecting rod (19) is fixedly sleeved with two first bearings, and outer rings of the two first bearings are fixedly connected with the inner wall of the first connecting hole (18).

7. The blowout pipeline fixing apparatus for oil drilling according to claim 1, wherein: the fixed cover is equipped with the second bearing on pivot (21), the outer lane of second bearing and the inner wall fixed connection of second connecting hole (20), and the one end fixed mounting that worm (17) were kept away from in pivot (21) has the second handle.