CN219864939U - Well cementation mechanism convenient to detach - Google Patents

Abstract

The utility model discloses a well cementation mechanism convenient to detach, which comprises a spliced convenient detachment mechanism, wherein the spliced convenient detachment mechanism comprises a bottom plate, a first threaded rod is arranged in the bottom plate, one end of the first threaded rod is fixedly connected with a rotating block, one side surface of the bottom plate is provided with a mounting groove, the inside of the mounting groove is fixedly connected with a telescopic rod, and one end of the telescopic rod is fixedly connected with the mounting block. According to the utility model, the sleeve is pulled to separate the sleeve from the rotating block when the device is not needed to be used, the rotating block can be screwed to enable the two bottom plates to move to two sides, one bottom plate can be limited by the rotating block, one bottom plate moves to one side of the rotating block when the first threaded rod is rotated, the other bottom plate is separated from the first threaded rod, so that the device is more convenient to detach when the device is not used, is more convenient to transport when the device is transported, and can be recycled.

Description

Well cementation mechanism convenient to detach

Technical Field

The utility model relates to the technical field of drilling engineering equipment, in particular to a well cementation mechanism convenient to detach.

Background

A well cementing mechanism is a device in petroleum drilling engineering for installing well cementing pipes in a wellbore to fix and protect the wellbore wall and to prevent collapse of the wellbore and contamination of groundwater. The well cementation mechanism is generally composed of a drilling platform, a well cementation pipeline, well cementation slurry, a well cementation drilling tool, well cementation cement and the like. The main purpose of the cementing mechanism is to ensure the integrity and stability of the wellbore, thereby ensuring safe production of oil and gas and environmental protection.

When the oil field needs to be mined, a well can be drilled on the ground, the well is communicated with the position of the oil field, the oil field is conveniently mined, when the well is drilled, a well cementation mechanism is generally required to be used for fixedly protecting the well wall at the well head position, most of the well cementation mechanisms at present adopt a pile casing to be clamped at the well head position for fixedly protecting the well wall at the well head position, most of the pile casings used at present are integral, the volume is larger, and when the pile casings need to be used or are used up, the pile casings are inconvenient to transport due to the larger volume, so that some well cementation mechanisms for fixing and protecting the well wall are basically abandoned after use, waste is caused, and the practicability is poor.

Disclosure of Invention

The utility model mainly solves the technical problems in the prior art and provides the well cementation mechanism convenient to detach.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a convenient well cementation mechanism of dismantling, just the disassembly body including the concatenation, just the disassembly body includes the bottom plate, the inside of bottom plate is provided with first threaded rod, the one end fixedly connected with rotating block of first threaded rod, the mounting groove has been seted up to one side surface of bottom plate, the inside fixedly connected with telescopic link of mounting groove, the one end fixedly connected with installing block of telescopic link, the outside cover of telescopic link has the extension spring, one side fixedly connected with connecting rod of installing block, the one end fixedly connected with sleeve of connecting rod, the sleeve can make the installing block stretch into and go on, and the shape of installing block is hexagon, with telescopic inner space looks adaptation, the opposite screw thread of two screw threads has been seted up on the surface of first threaded rod, and the bottom plate is provided with two for first threaded rod can carry out relative movement with two bottom plates when rotating.

Preferably, one end of the tension spring is fixedly connected with the mounting block, the other end of the tension spring is fixed in the mounting groove, the tension of the tension spring acts on the mounting block, and the tension spring is sleeved outside the telescopic rod, so that the telescopic rod limits the tension spring.

Preferably, the inside of bottom plate is provided with the second threaded rod, the one end rotation of second threaded rod is connected with the regulating plate, the inside of bottom plate is provided with the gag lever post, the one end and the regulating plate fixed connection of gag lever post, the one end fixedly connected with stopper of second threaded rod and gag lever post, the regulating plate is provided with two, and the regulating plate is the form of bending, can carry out spacing processing to the drill pipe.

Preferably, the second threaded rod is in threaded connection with the bottom plate, and the limiting rod is in sliding connection with the bottom plate. The adjusting plate can be driven to move by rotating the second threaded rod, and the adjusting plate is limited by the limiting rod, so that the adjusting plate is prevented from rotating along with the torsion of the second threaded rod.

Preferably, the inboard fixedly connected with cardboard of bottom plate, set up the groove on the surface of bottom plate, the cardboard can go deep into in the well head to fix and protect the wall of a well, prevent that the well head position of wall of a well from collapsing from taking place.

Preferably, the upside fixed mounting of bottom plate has electric putter, electric putter's upside fixedly connected with guard plate, the spout has been seted up to the inside of guard plate, the inside of spout is provided with the slider, slider and spout sliding connection, the upside fixedly connected with backplate of slider, the guard plate is provided with two, and two guard plates can dock the processing for two spouts dock, and two sliders and bounding wall also dock simultaneously, and two sliders dock and form a ring shape, and the spout dock and form the ring groove, and two bounding wall dock and form a hollow cylinder.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the sleeve is pulled to separate the sleeve from the rotating block when the device is not needed to be used, the rotating block can be screwed to enable the two bottom plates to move to two sides, one bottom plate can be limited by the rotating block, one bottom plate moves to one side of the rotating block when the first threaded rod is rotated, the other bottom plate is separated from the first threaded rod, so that the device is more convenient to detach when the device is not used, is more convenient to transport when the device is transported, and can be recycled.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the overall structure of the present utility model in elevation;

FIG. 2 is a schematic side view of the present utility model;

FIG. 3 is a schematic view of the present utility model in elevation;

fig. 4 is a schematic top view of the present utility model.

In the figure: 1. a bottom plate; 2. a first threaded rod; 3. a rotating block; 4. a mounting groove; 5. a telescopic rod; 6. a mounting block; 7. a tension spring; 8. a connecting rod; 9. a sleeve; 10. a second threaded rod; 11. an adjusting plate; 12. a limit rod; 13. a limiting block; 14. a clamping plate; 15. a groove is arranged; 16. an electric push rod; 17. a protection plate; 18. a chute; 19. a slide block; 20. and (5) coaming plates.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Please refer to fig. 1-4, the well cementation mechanism of convenient dismantlement, including the concatenation just dismantlement mechanism, concatenation just dismantlement mechanism includes bottom plate 1, the inside of bottom plate 1 is provided with first threaded rod 2, the one end fixedly connected with dwang 3 of first threaded rod 2, mounting groove 4 has been seted up on one side surface of bottom plate 1, the inside fixedly connected with telescopic link 5 of mounting groove 4, the one end fixedly connected with installation piece 6 of telescopic link 6 is installed in the installation piece 6, the one end fixedly connected with sleeve 9 of connecting rod 8, the one end and the installation piece 6 fixed connection of extension spring 7, the other end of extension spring 7 is fixed in mounting groove 4, when not needing to use, pulling sleeve 9 makes sleeve 9 and dwang 3 break away from, the accessible twist and make and remove to both sides between two bottom plates 1, one of them bottom plate 1 accessible dwang 3 is spacing, the first threaded rod 2 that sets up in another bottom plate 1 is shorter, it is spacing to it, make when rotating first threaded rod 2 remove one bottom plate 1 to one side of dwang 3, another side of rotating bottom plate 1, it is broken away from with first threaded rod 2 when it is convenient to use and use repeatedly to make it to dismantle it more convenient to use when the transportation device.

In one aspect of this embodiment, the clamping plate 14 is clamped into the wellhead to support and protect the well wall, so that the device is fixed at the upper side of the wellhead, the drill pipe connected with the drill bit can penetrate into the well from the clamping plate 14, the second threaded rod 10 can be rotated by rotating the limiting block 13, the second threaded rod 10 is in threaded connection with the bottom plate 1 to drive the adjusting plate 11 to move by the threaded movement of the second threaded rod 10 in the bottom plate 1, the adjusting plate 11 is limited by the limiting rod 12, the adjusting plate 11 can be prevented from rotating along with the torsion of the second threaded rod 10, the adjusting plate 11 is contracted in the clamping plate 14, the drill pipe is limited by adjusting the outer side position of the drill pipe, and the mounting block 6 is arranged in the setting groove 15 by adjusting the shrinkage.

In one aspect of this embodiment, the electric putter 16 is started to drive the guard plate 17 to go up and down, the height of adjustable guard plate 17, butt joint through spout 18, slider 19 butt joint, bounding wall 20 butt joint to make slider 19 can slide in spout 18, thereby drive bounding wall 20 and rotate, spacing the drill pipe through bounding wall 20, prevent that the position of drill pipe from taking place great skew, bounding wall 20 can carry out random rotation simultaneously and can not influence the rotation of drill pipe.

The working principle of the utility model is as follows: this well cementation mechanism convenient dismantlement is when using, make two bottom plates 1 carry out relative removal butt joint through rotating the piece 3 and make, then with sleeve 9 and rotating piece 3 alignment, through installation piece 6 under the pulling force of extension spring 7, extension spring 7 drives sleeve 9 and removes, make sleeve 9 card in the outside of rotating piece 3, thereby carry out spacing to rotating piece 3, prevent that first threaded rod 2 from rotating, go into the borehole with cardboard 14 card, make cardboard 14 paste the wall of a well head department, thereby fix the protection to the well head, prevent that the wellhead from collapsing, rotate second threaded rod 10 and drive regulating plate 11 and remove, make regulating plate 11 enclose in the outside of drill pipe, spacing the drill pipe, start electric putter 16 adjusts the height of guard plate 17, guard plate 17 can place at suitable height, simultaneously bounding wall 20 also spacing the drill pipe, prevent that the position of drill pipe from shifting, and through slider 19 and spout 18 sliding connection's setting, bounding wall 20 sets up the upside at slider 19, make 20 also rotatable, consequently, the drill pipe can not influence when rotating, 20 can not rotate the bounding wall, all can carry out the external corrugated power supply to this electric putter in the scheme of electric motor-driven device 16, all can be installed through the external corrugated power supply to this power supply.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (6)

1. Well cementation mechanism convenient to detach, including the just detaching mechanism of concatenation, its characterized in that: just, disassembly body includes bottom plate (1), the inside of bottom plate (1) is provided with first threaded rod (2), the one end fixedly connected with rotating block (3) of first threaded rod (2), mounting groove (4) have been seted up on one side surface of bottom plate (1), the inside fixedly connected with telescopic link (5) of mounting groove (4), the one end fixedly connected with installing block (6) of telescopic link (5), the outside cover of telescopic link (5) has extension spring (7), one side fixedly connected with connecting rod (8) of installing block (6), one end fixedly connected with sleeve (9) of connecting rod (8).

2. The easy-to-disassemble cementing mechanism of claim 1, wherein: one end of the tension spring (7) is fixedly connected with the mounting block (6), and the other end of the tension spring (7) is fixed in the mounting groove (4).

3. The easy-to-disassemble cementing mechanism of claim 1, wherein: the inside of bottom plate (1) is provided with second threaded rod (10), the one end rotation of second threaded rod (10) is connected with regulating plate (11), the inside of bottom plate (1) is provided with gag lever post (12), the one end and regulating plate (11) fixed connection of gag lever post (12), the one end fixedly connected with stopper (13) of second threaded rod (10) and gag lever post (12).

4. A readily removable well cementing unit according to claim 3 wherein: the second threaded rod (10) is in threaded connection with the bottom plate (1), and the limiting rod (12) is in sliding connection with the bottom plate (1).

5. The easy-to-disassemble cementing mechanism of claim 1, wherein: the inner side of the bottom plate (1) is fixedly connected with a clamping plate (14), and a setting groove (15) is formed in the surface of the bottom plate (1).

6. The easy-to-disassemble cementing mechanism of claim 1, wherein: the electric push rod (16) is fixedly mounted on the upper side of the bottom plate (1), the protection plate (17) is fixedly connected to the upper side of the electric push rod (16), the sliding groove (18) is formed in the protection plate (17), the sliding block (19) is arranged in the sliding groove (18), the sliding block (19) is slidably connected with the sliding groove (18), and the coaming (20) is fixedly connected to the upper side of the sliding block (19).