CN217582058U

CN217582058U - Upper buckling frame of well drilling lifting joint

Info

Publication number: CN217582058U
Application number: CN202221233902.6U
Authority: CN
Inventors: 魏盈盈
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-05-23
Filing date: 2022-05-23
Publication date: 2022-10-14
Anticipated expiration: 2032-05-23

Abstract

The utility model discloses a well drilling promotes to detain frame on connect belongs to well head equipment technical field. The buckling frame comprises a bottom plate, wherein a lifting mechanism is arranged on the bottom plate, a placing table is arranged at one end, away from the bottom plate, of the lifting mechanism, and at least one group of clamping assemblies is arranged on the placing table; the clamping assembly comprises a first clamping piece and a second clamping piece, the first clamping piece comprises a first fixed table and a first clamping rod penetrating through the first fixed table, and a first arc-shaped clamping plate is detachably arranged at one end, close to the middle part of the placing table, of the first clamping rod; the middle parts of the two first clamping pieces are arranged on the second clamping piece, the second clamping piece further comprises a second fixing table, a second clamping rod is arranged on the second fixing table, and a second arc-shaped clamping plate is detachably arranged at one end, away from the second fixing table, of the second clamping rod. The device can lift the two lifting joints simultaneously, so that the whole operation process is more time-saving and labor-saving; meanwhile, the lifting joints with different sizes can be clamped and lifted, and the application range is wider.

Description

Upper buckling frame of well drilling lifting joint

Technical Field

The utility model belongs to the technical field of the well head equipment, specifically be a drilling promotes to detain frame on connect.

Background

When a drilling platform is connected with a lifting joint at present, a hydraulic winch is often used for being matched with a hanging strip to be connected with the lifting joint, or an upper buckling frame with fixed height and fixed opening size is used for being connected with the lifting joint. When the hanging belt is used for connection, the joint is not easy to rotate and buckle, or the risk that the joint slides down to injure people exists; when using the last knot frame of fixed high fixed dimension, because it is heavy to go up knot frame self, and the difference of each partial external diameter of lifting joint of unidimensional, lead to lifting joint and the drilling tool on the catwalk machine not on same water flat line, be difficult to the cross-buckling connection, in addition catwalk machine operator fine tuning catwalk machine lifts the arm height more difficult, if the improper operation exists to promote to connect the risk that drops the personnel of injure by a crashing object from last knot frame. Meanwhile, the existing buckling frame is not suitable for a double-wellhead drilling platform and cannot be suitable for a platform provided with two sets of catwalk machine equipment.

SUMMERY OF THE UTILITY MODEL

In order to solve at least one problem, the utility model provides an upper buckle frame of a well drilling lifting joint, which can lift two lifting joints simultaneously, and the whole operation process is more time-saving and labor-saving; meanwhile, the lifting joints with different sizes can be clamped and lifted, and the application range is wide.

The technical scheme of the utility model is that: an upper buckling frame of a drilling well lifting joint comprises a bottom plate, wherein a lifting mechanism is arranged on the bottom plate, a placing table is arranged at one end, away from the bottom plate, of the lifting mechanism, at least one group of clamping assemblies are arranged on the placing table, each clamping assembly comprises two first clamping pieces which are oppositely arranged, each first clamping piece comprises at least two first fixing tables and a first clamping rod which penetrates through the first fixing tables, and a first arc-shaped clamping plate is detachably arranged at one end, close to the middle part of the placing table, of each first clamping rod;

the clamping assembly further comprises two second clamping pieces arranged in a back-to-back mode, the second clamping pieces are arranged in the middle of the two first clamping pieces, the second clamping pieces further comprise a second fixing table, a second clamping rod is arranged on the second fixing table, the second clamping rod is far away from one end of the second fixing table, which is detachable, and a second arc-shaped clamping plate is arranged, and the second arc-shaped clamping plate and the first arc-shaped clamping plate close to the second arc-shaped clamping plate are arranged oppositely.

The utility model discloses an embodiment lies in, the bottom plate lower part is provided with the walking wheel, be provided with the locker on the walking wheel.

The utility model discloses an embodiment lies in, it still is provided with the standing groove to place the bench, the standing groove is located between adjacent first arc grip block and the second arc grip block in a set of centre gripping subassembly.

Further, the placing groove is arc-shaped.

Furthermore, a layer of non-slip mat is arranged on the placing groove.

The utility model discloses an embodiment lies in, arbitrary the centre gripping subassembly in, two all be provided with the screw thread on the first supporting rod, and the activity sets up in the platform of placing rather than corresponding, the second supporting rod is all fixed to be located on the second fixed station.

The utility model discloses an embodiment lies in, elevating system is hydraulic pressure elevating system.

The utility model discloses an embodiment lies in, first arc grip block with the inside gyro wheel that the several can the free rotation that is provided with of second arc grip block, the axis of gyro wheel is located on the horizontal direction.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model has the advantages that the first clamping piece and the second clamping piece are arranged, so that two lifting joints can be lifted simultaneously, and the whole operation process is more time-saving and labor-saving; meanwhile, the lifting joints with different sizes can be clamped and lifted, and the application range is wider; simultaneously, in-process that goes up and down to lifting joint, can make lifting joint keep steady, can be better cooperate with catwalk machine, installation time shortens.

Drawings

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

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

fig. 3 is a schematic structural view of the first arc-shaped clamping plate and the roller.

In the figure, 1 is a bottom plate, 2 is a lifting mechanism, 3 is a placing table, 4 is a first fixing table, 5 is a first clamping rod, 6 is a first arc-shaped clamping plate, 7 is a second arc-shaped clamping plate, 8 is a second clamping rod, 9 is a second fixing table, 10 is a first clamping piece, 11 is a second clamping piece, 12 is a placing groove, 13 is a traveling wheel, 14 is a nut, and 15 is a roller.

Detailed Description

The present invention will be described in further detail with reference to the following examples and drawings, but the present invention is not limited thereto.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the present invention.

Referring to fig. 1 to 3, an upper buckling frame of a drilling lifting joint comprises a bottom plate 1, wherein a lifting mechanism 2 is arranged on the bottom plate 1, a placing table 3 is arranged at one end, far away from the bottom plate 1, of the lifting mechanism 2, at least one group of clamping assemblies is arranged on the placing table 3, each clamping assembly comprises two first clamping pieces 10 which are oppositely arranged, each first clamping piece 10 comprises at least two first fixing tables 4 and is also provided with a first clamping rod 5 penetrating through the first fixing tables 4, and a first arc-shaped clamping plate 6 is detachably arranged at one end, close to the middle part of the placing table 3, of each first clamping rod 5;

the clamping assembly further comprises two second clamping pieces 11 arranged in a back-to-back mode, the second clamping pieces 11 are arranged in the middle of the two first clamping pieces 10, the second clamping pieces 11 further comprise a second fixing table 9, a second clamping rod 8 is arranged on the second fixing table 9, the second clamping rod 8 is far away from one end of the second fixing table 9, a second arc-shaped clamping plate 7 is detachably arranged at one end of the second fixing table 9, and the second arc-shaped clamping plate 7 and the first arc-shaped clamping plate 6 close to the second arc-shaped clamping plate 7 are arranged oppositely.

Specifically, referring to fig. 1, the bottom plate 1 is a place where the lifting mechanism 2 is installed, the lifting mechanism 2 is usually a hydraulic lifting mechanism, and in consideration of a use scenario in a well site, the lifting mechanism 2 is usually a pedal-type hydraulic lifting mechanism, which is labor-saving, and in consideration of stability of the placement platform, the lifting mechanism 2 may be installed as a multi-cylinder hydraulic lifting mechanism. In order to facilitate the movement of the whole buckle frame, a plurality of traveling wheels 13 are further arranged at the lower part of the bottom plate 1, theoretically, the traveling wheels 13 can adopt universal wheels, mecanum wheels, fixed wheels and the like, but in consideration of the application scene of a well site, when the fixed wheels are adopted, the service life is longer, and the fixed wheels are preferable; meanwhile, for convenience of use, a locking device is further arranged on the traveling wheels 13, and the traveling wheels 13 can be locked to stop the traveling wheels 13 when needed.

The clamping assemblies are used for clamping and fixing the lifting joint, and referring to fig. 1 and 2, in this embodiment, two sets of clamping assemblies are provided and are arranged in parallel. In order to make this device be applicable to two well head drilling platforms, the centre gripping subassembly includes two first holders 10 and two second holders 11, and wherein, two first holders 10 are located respectively and are placed the both ends of platform 3, and two first holders 10 set up relatively, and second holder 11 sets up between two first holders 10, and two second holders 11 back on the back set up simultaneously.

The first clamping member 10 includes at least two first fixing stages 4, and also includes a first clamping rod 5 passing through the two first fixing stages 4; the first clamping rod 5 is detachably arranged on the first fixing table 4. Generally, two or more first fixing tables 4 are required to be provided, because if only one first fixing table 4 is provided, the first clamping rod 5 has only one force point and is not stable in force; however, when two or more first fixing tables 4 are provided, the first clamping bar 5 has at least two force-bearing points, and thus is stable.

The one end of first supporting rod 5 towards placing 3 middle parts of platform is provided with a first arc grip block 6, and first arc grip block 6 is used for the centre gripping to promote and connects. For a more stable clamping the diameter of the curved end of the first curved clamping plate 6 should be the same as the diameter of the lifting sub to be clamped. But not all the lifting joints are of the same specification, the first arcuate clamping plate 6 is therefore provided in this embodiment as removable to allow for the replacement of a different first arcuate clamping plate 6 for a different lifting joint.

The second clamping member 11 comprises a second fixing platform 9 and a second clamping rod 8 fixedly arranged on the second fixing platform 9, wherein, for fixing, the second clamping rod 8 and the first clamping rod 5 are coaxially arranged, and a second arc-shaped clamping plate 7 is arranged at one end of the second clamping rod 8 far away from the second fixing platform 9. In the present embodiment, the second arc-shaped holding plate 7 has the same structure as the first arc-shaped holding plate 6 adjacent thereto, and they are disposed opposite to each other.

In order to satisfy the lifting joint of different pipe diameters, consequently set up first clamping rod 5 in first holder 10 as swing joint, but in order to satisfy the centre gripping needs, be provided with the screw thread on first clamping rod 5, be provided with simultaneously with this screw thread assorted nut 14, will promote to connect and place back between first arc grip block 6 and second arc grip block 7, turn round nut 14 and can fix the lifting joint.

Referring to fig. 1 and 2, since the cross section of the lifting joint is generally circular, when the lifting joint is placed on the placing table, the lifting joint is easy to move before being fixed, and the subsequent clamping difficulty is increased, therefore, two placing grooves 12 are further arranged on the placing table 3, and the two placing grooves 12 are arranged between the adjacent first arc-shaped clamping plate 6 and the second arc-shaped clamping plate 7. When the lifting joint is used, the lifting joint is arranged inside the placing groove 12, so that the moving probability can be reduced, and the difficulty of subsequent clamping is reduced. Generally, the sectional shape of the placing groove 12 is not fixed, for example, the placing groove 12 may be a rectangle, a triangle, an arc and other irregular figures, and theoretically, the placing groove 12 with these shapes can be applied to the present embodiment, but from the practical service life and effect, the placing groove 12 with the arc shape is used, so that the using effect is better, and the service life is longer. Meanwhile, in order to increase the friction between the lifting joints and the placing groove 12, corresponding non-slip pads are arranged on the placing groove 12.

Referring to fig. 3, because the weight of the drilling tool on the catwalk machine is large, which can generally reach several tons, and meanwhile, the lifting joint and the drilling tool are generally in threaded connection, when the lifting joint is installed, the lifting joint is generally installed in a manner that the drilling tool is rotated and not moved, in order to make the lifting joint in the first arc-shaped clamping plate 6 and the second arc-shaped clamping plate 7 easily rotate, in this embodiment, referring to fig. 3, a plurality of rollers 15 are arranged in the first arc-shaped clamping plate 6 and the second arc-shaped clamping plate 7, and the central lines of the rotating shafts of the rollers 15 are all on the horizontal line, when the lifting joint is required to rotate, the rollers 15 can also rotate along with the rotating direction, so that the resistance when the lifting joint is rotated can be reduced, and the installation speed is increased.

When the lifting joint is used, the first arc-shaped clamping plate 6 and the second arc-shaped clamping plate 7 with different sizes are replaced according to the pipe diameter of the lifting joint, the lifting joint is arranged in the placing groove 12, the nut 14 on the first clamping rod 5 is tightly screwed to fix the lifting joint, and then the lifting joint is adjusted to a proper position by the lifting mechanism 2 and is connected with a drilling tool on the catwalk machine;

when the lifting joints aiming at the double well mouths are installed, one lifting joint is arranged between the first arc-shaped clamping plate 6 and the second arc-shaped clamping plate 7 and clamped, and then the position of the lifting joint is adjusted by utilizing a travelling wheel and a lifting mechanism so as to align and install the lifting joint with a drilling tool on a catwalk machine; after the installation, the other lifting joint is installed in the same way.

However, it should be understood by those skilled in the art that the method of using the present embodiment is not limited to the above method, which is only one example, and those skilled in the art may adjust the method of using the present embodiment according to actual situations, for example, two lifting joints may be simultaneously arranged and installed according to actual requirements.

The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the embodiment of the present invention should be covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The upper buckling frame of the well drilling lifting joint is characterized by comprising a bottom plate, wherein a lifting mechanism is arranged on the bottom plate, a placing table is arranged at one end, far away from the bottom plate, of the lifting mechanism, at least one group of clamping assemblies is arranged on the placing table, each clamping assembly comprises two first clamping pieces which are oppositely arranged, each first clamping piece comprises at least two first fixing tables and is also provided with a first clamping rod penetrating through the first fixing tables, and a first arc-shaped clamping plate is detachably arranged at one end, close to the middle parts of the placing tables, of each first clamping rod;

2. The top buckle frame as claimed in claim 1, wherein a walking wheel is provided on the lower part of the bottom plate, and a locking device is provided on the walking wheel.

3. The top buckle rack according to claim 1, wherein a placing groove is further arranged on the placing table, and the placing groove is arranged between the adjacent first arc-shaped clamping plate and the second arc-shaped clamping plate in the group of clamping components.

4. The top clasp stand of claim 3 wherein the placement channel is arcuate.

5. The upper buckle holder according to claim 3 or 4, wherein a layer of non-slip mat is arranged on the placing groove.

6. The top buckle assembly according to claim 1, wherein in each of the clamping assemblies, the two first clamping rods are provided with threads and movably disposed in the corresponding placing table, and the second clamping rods are fixedly disposed on the second fixing table.

7. The top buckle of claim 1 wherein said lifting mechanism is a hydraulic lifting mechanism.

8. The upper buckle frame according to claim 1, wherein a plurality of rollers capable of freely rotating are arranged inside the first arc-shaped clamping plate and the second arc-shaped clamping plate, and central axes of the rollers are arranged in a horizontal direction.