CN218862552U

CN218862552U - Hydraulic lifting device for oil drilling machine

Info

Publication number: CN218862552U
Application number: CN202223328264.9U
Authority: CN
Inventors: 刘洪涛
Original assignee: Vanwell Oil Equipment Tianjin Co ltd
Current assignee: Vanwell Oil Equipment Tianjin Co ltd
Priority date: 2022-12-13
Filing date: 2022-12-13
Publication date: 2023-04-14
Anticipated expiration: 2032-12-13

Abstract

The utility model relates to a hydraulic lifting device technical field just discloses a hydraulic lifting device for oil-well rig, including PMKD, the equal swing joint in both sides on PMKD top has fixed knot to construct, one side fixedly connected with mounting box on PMKD top, the top swing joint of mounting box has driving motor, driving motor's output extends to the inside and swing joint of mounting box has the threaded rod, the outside cover of threaded rod is equipped with the movable block. This hydraulic lifting device for oil-well rig can realize through the gag lever post that the basis to PMKD is installed and fixed, through the block between fixture block and the draw-in groove, make the angle and the height of gag lever post all restricted, avoid the gag lever post not hard up, the shape through the fixture block can be convenient for carry out the pull block, elasticity through spacing spring can make the fixture block reset fast, make the fixture block can be better and carry out the block between the draw-in groove, the diameter that can be convenient for through-hole and draw-in groove is the same carries on spacingly.

Description

Hydraulic lifting device for oil-well rig

Technical Field

The utility model relates to a hydraulic lifting device technical field specifically is a hydraulic lifting device for oil-well rig.

Background

Oil exploitation refers to the act of excavating and extracting oil in places where oil is stored. In the process of oil exploitation, oil and gas flow into a well bottom from a reservoir stratum and rise from the well bottom to a well head in a driving mode, the oil is fluid minerals deeply buried underground, and the exploitation of the oil needs to utilize a drilling machine to drive a drilling tool to break rocks and drill the rocks underground to drill a well hole with a specified depth so that an oil or gas extraction machine can obtain the oil or gas.

Use in the novel patent in china, like CN213205570U the utility model discloses a hydraulic lifting device for oil-well rig relates to oil-well rig technical field, which comprises a frame, the terminal surface rigid coupling has the seat of rotating before the frame, it has the axis of rotation to rotate to have through bearing frame activity cartridge between the seat, the rigid coupling has the mounting bracket in the axis of rotation, the spout has been seted up to the mounting bracket upper surface, sliding connection has the slider in the spout, pneumatic cylinder drive end and mounting bracket lower wall connection, the utility model discloses have the structure of pneumatic cylinder and frame, install small-size oil-well rig on the installation base, through the extension and the shrink of pneumatic cylinder drive end, can realize small-size oil-well rig's promotion and the process that falls, through electronic mode, can save the artifical process of wasting time and energy that promotes, in addition, the installation base can slide, can be at any time carry out the position adjustment to small-size oil-well rig to the oil-well operating mode of difference.

The following problems exist in the prior art:

1. the petroleum drilling machine body is inconvenient to install in the prior art, and is not firm enough when the whole petroleum drilling machine is used.

2. The whole among the prior art is inconvenient to install, causes lifting means security when using to descend.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The not enough to prior art, the utility model provides a hydraulic lifting device for oil-well rig possesses the installation of being convenient for advantage, has solved the problem among the above-mentioned background art.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a hydraulic lifting device for oil-well rig, includes PMKD, the equal swing joint in both sides on PMKD top has fixed knot to construct, one side fixedly connected with mounting box on PMKD top, the top swing joint of mounting box has driving motor, driving motor's output extends to the inside of mounting box and swing joint has the threaded rod, the outside cover of threaded rod is equipped with the movable block, the opposite side fixedly connected with fixing box on PMKD top, the inside fixedly connected with guide bar of fixing box, the outside sliding connection of guide bar has the connecting block, one side fixedly connected with fixed plate between connecting block and the movable block, the top swing joint of fixed plate has the pneumatic cylinder, the intermediate position department of fixed plate bottom has the oil-well rig body through mounting structure swing joint, vertical slide rail has been seted up to the inside one side of mounting box, the inside sliding connection of slide rail has the slider, the slider is connected with the movable block, vertical spacing groove has been seted up to one side of mounting box.

The fixing structure comprises a limiting rod, the limiting rod is movably connected to two sides of the top end of the fixing bottom plate, a mounting plate is fixedly connected to one side of the top end of the fixing bottom plate, a clamping block is connected to one side of the mounting plate, a clamping groove matched with the clamping block is formed in one side of the limiting rod, basic installation and fixation of the fixing bottom plate can be achieved through the limiting rod, and the limiting rod is prevented from loosening due to the fact that the angle and the height of the limiting rod are limited through clamping between the clamping block and the clamping groove.

Preferably, the upper end and the lower extreme equal fixedly connected with spacing spring of fixture block one side, and be welding integrated structure between spacing spring and the mounting panel, the flexibility when increasing the use can be convenient for carry out the pull block through the shape of fixture block.

Preferably, a through hole is formed in one side of the mounting plate, the diameter of the through hole is equal to that of the clamping groove, and the clamping block can be clamped conveniently to limit the position through the diameter of the through hole which is the same as that of the clamping groove.

Preferably, the cross section of the clamping block is T-shaped, the clamping block penetrates through the through hole and extends to the inside of the clamping groove, drawing and clamping can be conveniently carried out through the shape of the clamping block, and the flexibility in use is improved.

Preferably, the mounting structure comprises bolts, the bolts are connected to two sides of the top end of the oil rig body in a threaded mode, fixing holes matched with the bolts are formed in two sides of the top end of the fixing plate, the bolts are separated from the fixing holes and the thread grooves by rotating the bolts, and the oil rig body is detached and replaced.

Preferably, the thread groove has all been seted up to the both sides on oil-well rig body top, and the thread groove equals with the diameter of fixed orifices, can be convenient for the bolt to pass and carry out threaded connection through mutually supporting of fixed orifices and thread groove.

Preferably, the top of bolt passes thread groove and extends to the inside of fixed orifices, and the bolt is around the axis symmetry distribution of oil-well rig body vertical direction, can play the effect of installation and fixed through the bolt, stability when increasing the use.

Advantageous effects

Compared with the prior art, the utility model provides a hydraulic lifting device for oil-well rig possesses following beneficial effect:

1. this hydraulic lifting device for oil-well rig, can realize through the gag lever post that the basis to PMKD is installed and fixed, block between through fixture block and the draw-in groove, the angle that makes the gag lever post and height all are restricted, avoid the gag lever post not hard up, the shape through the fixture block can be convenient for carry out the pull block, increase the flexibility when using, elasticity through spacing spring can make the fixture block reset fast, make the fixture block can be better and carry out the block between the draw-in groove, the diameter that is the same through-hole and draw-in groove can be convenient for the fixture block carry on spacingly.

2. This hydraulic lifting device for oil-well rig through rotating the bolt, makes separation between bolt and fixed orifices and the thread groove, realizes dismantling and changing of oil-well rig body, can be convenient for the bolt to pass and carry out threaded connection through mutually supporting of fixed orifices and thread groove.

Drawings

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

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

FIG. 3 is a schematic front view of the present invention;

fig. 4 is a schematic perspective view of the mounting box of the present invention;

FIG. 5 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

fig. 6 is an enlarged schematic structural view of the point B in fig. 1 according to the present invention.

In the figure: 1. a drive motor; 2. mounting a box; 3. a slide rail; 4. a slider; 5. a movable block; 6. a threaded rod; 7. a fixed structure; 701. a limiting rod; 702. mounting a plate; 703. a clamping block; 704. a through hole; 705. a limiting spring; 706. a card slot; 8. fixing the bottom plate; 9. a guide bar; 10. connecting blocks; 11. an oil rig body; 12. mounting a plate; 13. a mounting structure; 1301. a bolt; 1302. a fixing hole; 1303. a thread groove; 14. a fixing box; 15. a limiting groove; 16. and a hydraulic cylinder.

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.

Example 1

The utility model provides a hydraulic lifting device for oil-well rig's preferred embodiment is shown in fig. 1 to 5: the utility model provides a hydraulic lifting device for oil-well rig, including PMKD 8, the equal swing joint in both sides on 8 tops of PMKD has fixed knot to construct 7, one side fixedly connected with mounting box 2 on 8 tops of PMKD, the top swing joint of mounting box 2 has driving motor 1, driving motor 1's output extends to the inside of mounting box 2 and swing joint has threaded rod 6, the outside cover of threaded rod 6 is equipped with movable block 5, the opposite side fixedly connected with fixing box 14 on 8 tops of PMKD, the inside fixedly connected with guide bar 9 of fixing box 14, the outside sliding connection of guide bar 9 has connecting block 10, one side fixedly connected with fixed plate 12 between connecting block 10 and the movable block 5, the top swing joint of fixed plate 12 has pneumatic cylinder 16, the intermediate position department of fixed plate 12 bottom has oil-well rig body 11 through mounting structure 13 swing joint, vertical slide rail 3 has been seted up to the inside one side of mounting box 2, the inside sliding connection of slide rail 3 has slider 4, slider 4 is connected with movable block 5, vertical spacing groove 15 has been seted up to one side of mounting box 2.

Fixed knot constructs 7 and includes gag lever post 701, gag lever post 701 swing joint is in the both sides on 8 tops of PMKD, one side fixedly connected with mounting panel 702 on 8 tops of PMKD, one side block of mounting panel 702 is connected with fixture block 703, one side of gag lever post 701 seted up with fixture block 703 assorted draw-in groove 706, can realize through gag lever post 701 to the basic installation and the fixing of PMKD 8, block between fixture block 703 and draw-in groove 706, make the angle and the height of gag lever post 701 all restricted, avoid gag lever post 701 not hard up.

In this embodiment, the upper end and the equal fixedly connected with spacing spring 705 of lower extreme of fixture block 703 one side, and be welding integral structure between spacing spring 705 and the mounting panel 702, can be convenient for carry out the pull block through the shape of fixture block 703, the flexibility when increasing the use.

Further, a through hole 704 is formed in one side of the mounting plate 702, the diameter of the through hole 704 is equal to that of the clamping groove 706, and the clamping block 703 can be clamped conveniently for limiting through the through hole 704 and the clamping groove 706 with the same diameter.

Furthermore, the cross section of the latch 703 is T-shaped, and the latch 703 passes through the through hole 704 and extends into the inside of the latch groove 706, so that the latch 703 can be conveniently pulled and engaged, thereby increasing the flexibility in use.

Example 2

On the basis of embodiment 1, the preferred embodiment of the hydraulic lifting device for an oil rig provided by the present invention is shown in fig. 1 to 5: the mounting structure 13 comprises bolts 1301, the bolts 1301 are in threaded connection with the two sides of the top end of the oil rig body 11, fixing holes 1302 matched with the bolts 1301 are formed in the two sides of the top end of the fixing plate 12, the bolts 1301, the fixing holes 1302 and the thread grooves 1303 are separated by rotating the bolts 1301, and the oil rig body 11 is detached and replaced.

In this embodiment, thread grooves 1303 have all been seted up to the both sides on oil-well rig body 11 top, and thread grooves 1303 and the diameter of fixed orifices 1302 equal, can be convenient for bolt 1301 to pass and carry out threaded connection through mutually supporting of fixed orifices 1302 and thread grooves 1303.

Further, the top end of the bolt 1301 passes through the thread groove 1303 and extends to the inside of the fixing hole 1302, and the bolts 1301 are symmetrically distributed about the central axis of the oil rig body 11 in the vertical direction, so that the bolt 1301 can play a role in installation and fixation, and the stability in use is improved.

When the oil-well rig is used, the limiting rod 701 rotates and extends to the position below the fixed bottom plate 8, the whole fixed bottom plate 8 is installed, the clamping block 703 is pulled towards one side, the limiting spring 705 is stressed, the length of the limiting spring is increased, the limiting rod 701 is pressed downwards, the clamping block 703 can be clamped with the clamping groove 706, the installation and fixation between the limiting rod 701 and the fixed bottom plate 8 are completed, the driving motor 1 rotates to drive the threaded rod 6 to rotate, the threaded rod 6 can drive the movable block 5 to move up and down, the movable block 5 can drive the fixed plate 12 to adjust the height of the oil-well rig body 11, meanwhile, the fixed plate 12 slides up and down outside the guide rod 9 in the movable connecting block 10, in the process that the fixed plate 12 drives the oil-well rig body 11 to move up and down, the hydraulic cylinder 16 can play a role in assisting lifting, the stability in use is improved, when the oil-well rig body 11 needs to be replaced, the bolt 1301 is separated from the fixed hole 1302 and the threaded groove 1303, and the oil-well rig body 11 is detached and replaced.

In summary, the hydraulic lifting device for the oil rig can realize the basic installation and fixation of the fixed bottom plate 8 through the limiting rod 701, and the bolt 1301, the fixed hole 1302 and the threaded groove 1303 are separated by rotating the bolt 1301, so that the oil rig body 11 is detached and replaced.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a hydraulic lifting device for oil-well rig, includes PMKD (8), its characterized in that: both sides of the top end of the fixed bottom plate (8) are movably connected with fixed structures (7), one side of the top end of the fixed bottom plate (8) is fixedly connected with a mounting box (2), the top end of the mounting box (2) is movably connected with a driving motor (1), the output end of the driving motor (1) extends into the mounting box (2) and is movably connected with a threaded rod (6), the outer part of the threaded rod (6) is sleeved with a movable block (5), the other side of the top end of the fixed bottom plate (8) is fixedly connected with a fixed box (14), the inside of the fixed box (14) is fixedly connected with a guide rod (9), the outside of the guide rod (9) is connected with a connecting block (10) in a sliding way, a fixed plate (12) is fixedly connected with one side between the connecting block (10) and the movable block (5), the top end of the fixed plate (12) is movably connected with a hydraulic cylinder (16), the middle position of the bottom end of the fixed plate (12) is movably connected with an oil rig body (11) through a mounting structure (13), one side inside the mounting box (2) is provided with a vertical slide rail (3), the slide block (4) is connected inside the slide rail (3) in a sliding way, the sliding block (4) is connected with the movable block (5), and one side of the mounting box (2) is provided with a vertical limiting groove (15);

fixed knot constructs (7) including gag lever post (701), gag lever post (701) swing joint is in the both sides on PMKD (8) top, one side fixedly connected with mounting panel (702) on PMKD (8) top, one side block of mounting panel (702) is connected with fixture block (703), draw-in groove (706) with fixture block (703) assorted have been seted up to one side of gag lever post (701).

2. The hydraulic lifting device for an oil rig according to claim 1, wherein: the upper end and the lower end of one side of the clamping block (703) are both fixedly connected with a limiting spring (705), and the limiting spring (705) and the mounting plate (702) are in a welding integrated structure.

3. The hydraulic lifting device for an oil rig according to claim 2, wherein: a through hole (704) is formed in one side of the mounting plate (702), and the diameter of the through hole (704) is equal to that of the clamping groove (706).

4. The hydraulic lifting device for an oil rig according to claim 3, wherein: the cross section of the clamping block (703) is T-shaped, and the clamping block (703) penetrates through the through hole (704) and extends into the clamping groove (706).

5. The hydraulic lifting device for an oil rig according to claim 1, wherein: the mounting structure (13) comprises a bolt (1301), the bolt (1301) is in threaded connection with the two sides of the top end of the oil rig body (11), and fixing holes (1302) matched with the bolt (1301) are formed in the two sides of the top end of the fixing plate (12).

6. The hydraulic lifting device for an oil rig according to claim 5, wherein: thread grooves (1303) are formed in two sides of the top end of the oil rig body (11), and the diameters of the thread grooves (1303) and the fixing holes (1302) are equal.

7. The hydraulic lifting device for an oil rig according to claim 6, wherein: the top end of the bolt (1301) penetrates through the thread groove (1303) and extends to the inside of the fixing hole (1302), and the bolts (1301) are symmetrically distributed about the central axis of the oil rig body (11) in the vertical direction.