CN219158965U

CN219158965U - Wellhead falling object prevention support for petroleum drilling engineering

Info

Publication number: CN219158965U
Application number: CN202320162706.2U
Authority: CN
Inventors: 万志永; 郑金亮; 李春雷; 任晓东; 武猛; 包平平; 付鹏; 许海洋; 王志; 林揚; 温中宇
Original assignee: Songyuan Jiyou Petroleum Engineering Technology Service Co ltd
Current assignee: Songyuan Jiyou Petroleum Engineering Technology Service Co ltd
Priority date: 2023-02-06
Filing date: 2023-02-06
Publication date: 2023-06-09
Anticipated expiration: 2033-02-06

Abstract

The application provides a well head prevents junk support for oil drilling engineering belongs to oil drilling engineering technical field to solve the problem that current oil drilling engineering's well head prevents junk support can not realize stable support function under the condition that does not influence the well head, including first casing, the second casing is installed on the right side of first casing, the top fixedly connected with first connecting plate of first casing, the top fixedly connected with second connecting plate of second casing, the right side fixedly connected with extension board of first connecting plate, the inside of extension board runs through and is provided with the slide bar, the through-hole has been seted up to the bottom of first casing and second casing, the outside of first casing and the equal fixedly connected with sideboard in the outside of second casing. This application is through four bracing pieces and the interior axle that set up for the device can be under the condition that does not influence the well head to self steady support, has promoted the security when the device uses.

Description

Wellhead falling object prevention support for petroleum drilling engineering

Technical Field

The utility model relates to the field of petroleum drilling engineering, in particular to a wellhead falling object prevention support for petroleum drilling engineering.

Background

The petroleum drilling is a series of drilling activities carried out underground through drilling tools such as a drill bit, a drill rod and the like, also called drilling and boring, the drilling is an essential important link in exploration and development in the geological exploration and development process, and in the modern oilfield construction process, because oil and gas resources have risks, an anti-falling object bracket is required to be used, and the existing anti-falling object bracket has some defects when in use;

for example, publication number CN217380503U discloses a well head anti-falling device for petroleum drilling engineering, the periphery of the limiting ring is provided with a convex fixing seat, and the fixing seat is embedded into the soil layer of the inner wall of the well head. The fixing seat is provided with a penetrating positioning hole; the bolts penetrate through the positioning holes to be assembled, and the fixing seat embedded in the soil layer can greatly improve the installation stability of the whole limiting ring; meanwhile, bolts are matched, and the stability of the installation of the limiting ring is further improved through penetrating through the positioning holes. Moving the movable part upwards; at the moment, the limiting rod is stressed to bend, the whole limiting rod is bent like a parabola, and the distance between the elastic net surface arranged on the supporting rod and the elastic net surface arranged on the limiting rod is increased, so that the function of double foreign matter separation is achieved;

the device can separate foreign matters when in use, but when in actual use, the pressure to the wellhead of the oil well is larger, the device cannot be externally supported from the periphery, the stable supporting function cannot be realized under the condition that the wellhead is not affected, and the wellhead falling object prevention support of the existing petroleum drilling engineering cannot be conveniently and rapidly abutted and detached when in use, and needs to be accurately aligned with the wellhead when in use.

Therefore, we make improvements to this and propose a wellhead anti-falling support for petroleum drilling engineering.

Disclosure of Invention

The utility model aims at: the problem that the wellhead anti-falling object support of the existing petroleum drilling engineering can not realize a stable supporting function under the condition of not affecting a wellhead is solved.

In order to achieve the above object, the present utility model provides the following technical solutions:

a wellhead anti-falling support for petroleum drilling engineering is provided to improve the above problems.

The application is specifically such that:

including first casing, the second casing is installed on the right side of first casing, the first connecting plate of top fixedly connected with of first casing, the top fixedly connected with second connecting plate of second casing, the right side fixedly connected with extension board of first connecting plate, the inside of extension board runs through and is provided with the slide bar, the through-hole has been seted up to the bottom of first casing and second casing, the equal fixedly connected with flank board in the outside of first casing and the outside of second casing, the inside rotation of flank board is installed the interior axle, and the opening has all been seted up to the upper and lower surface of flank board, the below fixedly connected with sill bar of interior axle, the below fixedly connected with bracing piece of sill bar, the below fixedly provided with screw rod of bracing piece, the below threaded connection of screw rod has the extension pipe box.

As the preferred technical scheme of this application, first connecting plate and second connecting plate symmetric distribution are in the front and back both sides of first casing and second casing, laminating each other between first casing and first connecting plate and second casing and the second connecting plate.

As the preferred technical scheme of this application, the left side fixedly connected with spacing slider at slide bar top, spacing slider slidable mounting is in the inside of second connecting plate, first casing and first connecting plate pass through and constitute the block structure between slide bar and second casing and the second connecting plate.

As the preferred technical scheme of this application, the material of interior axle is rubber material, and the upper and lower both sides of interior axle protrusion in the upper and lower surface of side fishplate bar.

As the preferred technical scheme of this application, the top fixedly connected with ejector pin of interior axle, ejector pin, sill bar, bracing piece and screw rod integrated into one piece.

As the preferred technical scheme of this application, extend the top fixedly connected with damping pad of pipe box, extend pipe box and damping pad constitution to the compress tightly structure of screw rod.

As the preferred technical scheme of this application, damping pad, extension pipe box and the axis collineation of screw rod, damping pad's material is the rubber material.

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

in the scheme of the application:

1. through the first shell, the second shell, the first connecting plate, the second connecting plate, the extension plate and the sliding rod, when the device is installed on a wellhead, only one of the shells needs to be installed and then the other shell is abutted, and then the sliding rod is installed in the extension plate, so that the first shell and the second shell are quickly abutted, and compared with the situation that the whole device is directly installed above the wellhead, the device is safer to use;

2. through the sideboard and the interior axle that set up for bracing piece on the device and extension pipe box can carry out multidirectional angle adjustment, thereby make the device support self from well head all around, compare in supporting through the well head, the device need not well head bearing, can keep fixedly after the screw rod rotates to the position through screw rod and damping pad on the device makes the device, so that adapt to different topography and carry out steady support to the device itself.

Drawings

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

FIG. 2 is a schematic diagram of the structure of FIG. 1 at A;

FIG. 3 is a schematic view of the structure of FIG. 1 at B;

FIG. 4 is a schematic top view of the overall structure of the present utility model;

fig. 5 is a schematic diagram of the structure at C in fig. 4.

The figures indicate: 1. a first housing; 2. a second housing; 3. a first connection plate; 4. a second connecting plate; 5. a through hole; 6. an extension plate; 7. a limit sliding block; 8. a slide bar; 9. a lateral connecting plate; 10. an inner shaft; 11. a push rod; 12. a bottom bar; 13. a support rod; 14. a screw; 15. extending the pipe sleeve; 16. an opening.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model.

Thus, the following detailed description of the embodiments of the utility model is not intended to limit the scope of the utility model, as claimed, but is merely representative of some embodiments of the utility model. 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.

It should be noted that, under the condition of no conflict, the embodiments of the present utility model and the features and technical solutions in the embodiments may be combined with each other.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be noted that, the terms "upper", "lower", and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, or an azimuth or a positional relationship conventionally put in use of the inventive product, or an azimuth or a positional relationship conventionally understood by those skilled in the art, such terms are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

Example 1:

as shown in fig. 1-4, this embodiment provides a well head anti-falling object support for petroleum drilling engineering, including first casing 1, second casing 2 is installed on the right side of first casing 1, the top fixedly connected with first connecting plate 3 of first casing 1, the top fixedly connected with second connecting plate 4 of second casing 2, the right side fixedly connected with extension board 6 of first connecting plate 3, the inside of extension board 6 runs through and is provided with slide bar 8, slide bar 8 makes first connecting plate 3 and the second connecting plate 4 of device left and right sides can chucking, so that stable butt joint is carried out first casing 1 and second casing 2, through-hole 5 has been seted up to the bottom of first casing 1 and second casing 2, the outside of first casing 1 and the outside of second casing 2 all fixedly connected with side joint board 9, the inside rotation of side joint board 9 is installed 10, opening 16 has all been seted up to the upper and lower surface of side joint board 9, the below fixedly connected with sill bar 12 of inner shaft 10, the below fixedly connected with bracing piece 13, the below fixedly connected with bracing piece 14 of bracing piece, the below fixedly provided with screw rod 14 of pipe sleeve 14 makes the screw rod 15 extend the screw rod position through the mode of adjusting self, thereby the screw rod position is adjusted according to the screw rod 15.

Example 2:

the scheme of example 1 is further described in conjunction with the specific operation described below:

as shown in fig. 1, 4 and 5, as a preferred embodiment, based on the above manner, further, the first connecting plate 3 and the second connecting plate 4 are symmetrically distributed on the front and rear sides of the first casing 1 and the second casing 2, the first casing 1 and the first connecting plate 3 are mutually attached to the second casing 2 and the second connecting plate 4, and after the first casing 1 and the second casing 2 are in butt joint, the first connecting plate 3 and the second connecting plate 4 are mutually attached to each other, so that the device can isolate a wellhead and prevent foreign matters from entering the inside of the wellhead.

As shown in fig. 4 and 5, as a preferred embodiment, on the basis of the above manner, further, a limit slider 7 is fixedly connected to the left side of the top of the slide bar 8, the limit slider 7 is slidably mounted in the second connecting plate 4, the first housing 1 and the first connecting plate 3 form a clamping structure with the second housing 2 and the second connecting plate 4 through the slide bar 8, and the slide bar 8 can clamp the first housing 1 and the second housing 2 through the clamping structure on the device, so that the left half and the right half of the device are quickly abutted, and convenience of the device in use is improved.

As shown in fig. 1 and 3, as a preferred embodiment, further, based on the above manner, the inner shaft 10 is made of rubber, the upper and lower sides of the inner shaft 10 protrude from the upper and lower surfaces of the lateral plates 9, and the inner shaft 10 can rotate inside the lateral plates 9 of the device, so that the supporting angle of the inner shaft 10 can be adjusted according to the topography, thereby improving the adaptability of the device.

As shown in fig. 1 to 3, as a preferred embodiment, further, on the basis of the above manner, the top of the inner shaft 10 is fixedly connected with the ejector rod 11, the inner shaft 10, the ejector rod 11, the bottom rod 12, the support rod 13 and the screw rod 14 are integrally formed, and the device can adjust the angle of the inner shaft 10 through the ejector rod 11, so that the device can adjust the supporting angle, the overall stability of the device is improved, and the load of a wellhead is reduced.

As shown in fig. 3, as a preferred embodiment, on the basis of the above manner, further, a damping pad 17 is fixedly connected above the extension pipe sleeve 15, the extension pipe sleeve 15 and the damping pad 17 form a compressing structure for the screw 14, and the screw 14 can be kept stable after being regulated by the compressing structure on the device, so that the stable follow-up reading of the whole device is promoted, and the subsequent fixing is performed after the position of the extension pipe sleeve 15 is regulated.

As shown in fig. 3, as a preferred embodiment, based on the above manner, further, the damping pad 17, the extension pipe sleeve 15 and the central axis of the screw 14 are collinear, the damping pad 17 is made of rubber, and the extension pipe sleeve 15 can be rotated to enable the extension pipe sleeve 15 to be screwed out or screwed in on the outer side of the screw 14, so that the angles of the four supporting points can be adjusted and fixed in a manner of adapting to different terrains later, and the device can work more stably.

Specifically, this a well head prevents falling object support for petroleum drilling engineering when using: as shown in fig. 1, 2, 4 and 5, when the device is used, the right side of the first shell 1 and the left side of the second shell 2 are attached to each other, then the extending plate 6 on the first connecting plate 3 is inserted into the second connecting plate 4, the sliding rod 8 can vertically move downwards and is inserted into the extending plate 6 through the limit sliding block 7, and at the moment, the first shell 1 and the second shell 2 are mutually clamped, so that the device can align half sides of the first shell and the second shell, and then the other half sides of the first shell and the second shell are installed, so that the splicing function is realized;

as shown in fig. 1 to 4, after the splicing is completed, the device can isolate the wellhead to prevent sundries from falling into the wellhead, and the sundries are blocked by the convex parts at the periphery of the through hole 5, so that the falling preventing function is realized, meanwhile, the device can support itself, the extending length of the extending pipe sleeve 15 is adjusted according to the height of the topography around the device, the extending pipe sleeve 15 is enabled to move back and forth at the outer side of the screw 14 by rotating the extending pipe sleeve 15, the device can adjust the height of the surrounding support, the installation angle of the ejector rod 11 and the bottom rod 12 is adjusted by the inner shaft 10, so that the supporting angle of the supporting rod 13 is adjusted, the device can adapt to different terrains, and the load of the wellhead is reduced while the stable support of the device is ensured.

The above embodiments are only for illustrating the present utility model and not for limiting the technical solutions described in the present utility model, and although the present utility model has been described in detail in the present specification with reference to the above embodiments, the present utility model is not limited to the above specific embodiments, and thus any modifications or equivalent substitutions are made to the present utility model; all technical solutions and modifications thereof that do not depart from the spirit and scope of the utility model are intended to be included in the scope of the appended claims.

Claims

1. The utility model provides a well head anti-falling object support for petroleum drilling engineering, includes first casing (1), its characterized in that, second casing (2) are installed on the right side of first casing (1), and first connecting plate (3) of top fixedly connected with of first casing (1), the top fixedly connected with second connecting plate (4) of second casing (2), the right side fixedly connected with extension board (6) of first connecting plate (3), the inside of extension board (6) runs through and is provided with slide bar (8), through-hole (5) have been seted up to the bottom of first casing (1) and second casing (2), the outside of first casing (1) and second casing (2) is all fixedly connected with flank board (9), the inside rotation of flank board (9) is installed in interior axle (10), and opening (16) are all seted up on the upper and lower surface of flank board (9), the below fixedly connected with sill bar (12) of interior axle (10), the below fixedly connected with bracing piece (13) of sill bar (12), the below fixedly connected with bracing piece (13) of sill bar (14), screw rod (14) of fixedly connected with screw rod (14).

2. The wellhead anti-falling object bracket for petroleum drilling engineering according to claim 1, wherein the first connecting plate (3) and the second connecting plate (4) are symmetrically distributed on the front side and the rear side of the first shell (1) and the second shell (2), and the first shell (1) and the first connecting plate (3) are mutually attached to the second shell (2) and the second connecting plate (4).

3. The wellhead anti-falling object bracket for petroleum drilling engineering according to claim 1, wherein a limit sliding block (7) is fixedly connected to the left side of the top of the sliding rod (8), the limit sliding block (7) is slidably mounted in the second connecting plate (4), and the first shell (1) and the first connecting plate (3) form a clamping structure with the second shell (2) and the second connecting plate (4) through the sliding rod (8).

4. The wellhead anti-falling object bracket for petroleum drilling engineering according to claim 1, wherein the inner shaft (10) is made of rubber, and the upper and lower sides of the inner shaft (10) are protruded from the upper and lower surfaces of the lateral connecting plates (9).

5. The wellhead anti-falling object bracket for petroleum drilling engineering according to claim 4, wherein the top of the inner shaft (10) is fixedly connected with a mandril (11), and the inner shaft (10), the mandril (11), the bottom rod (12), the support rod (13) and the screw rod (14) are integrally formed.

6. Wellhead anti-falling support for petroleum drilling engineering according to claim 1, characterized in that a damping pad (17) is fixedly connected above the extension pipe sleeve (15), and the extension pipe sleeve (15) and the damping pad (17) form a compressing structure for the screw (14).

7. The wellhead anti-falling support for petroleum drilling engineering according to claim 6, wherein the central axes of the damping pad (17), the extension pipe sleeve (15) and the screw rod (14) are collinear, and the damping pad (17) is made of rubber.