Drill rod connecting piece for lateral hoisting

Abstract

The utility model discloses a lateral hoisting drill rod connecting piece, which belongs to the field of drill rod connecting pieces, and comprises a drill rod connecting piece and a hoisting connecting piece, and further comprises a lateral hoisting ring, the lateral hoisting ring consists of a hoisting plate, a lateral hoisting hole, a bearing and a connecting ring, and the lateral hoisting ring is provided with a movable lateral hoisting ring structure and can be conveniently disassembled, assembled and replaced. A worker can firstly hang the drill rod connecting piece by means of lifting equipment or other tools, then rotary butt joint can be carried out only by aligning the drill rod connecting piece with threads of a drill rod, the influence of the weight of the drill rod connecting piece and the weight of the drill rod is avoided, accurate locking connection is facilitated, butt joint operation can be completed by a single person, and meanwhile the work efficiency is improved. The side lifting ring on the drill rod assembly part adopts an assembly form of a lifting connecting piece sealing cover, all parts can be maintained and replaced only by releasing locking of the lifting connecting piece and the drill rod assembly part, maintenance and replacement are convenient, the lifting connecting piece and the drill rod assembly part are connected through a concave-convex staggered plug pin structure, and the structure is firmer.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of drill pipe connecting piece, especially relates to a lateral hoisting drill pipe connecting piece. BACKGROUND

[0002] Drill pipe is a kind of steel pipe with thread at tail, is used to connect drilling rig surface equipment and the drilling equipment or bottom hole device at the bottom end of well, the purpose of drill pipe is to transport drilling mud to drill bit, and with drill bit, raise, lower or rotate bottom hole device, and when hoisting drill pipe, because its tail end cannot be directly connected with wire rope, hoisting connecting piece is usually used to connect with wire rope, under normal circumstances, drill pipe is stored by being placed horizontally and stacked, when hoisting drill pipe, drill pipe connecting piece is connected with drill bit to carry out hoisting operation, but when using prior art, the weight of conventional drill pipe connecting piece is larger, about 30-35 kg, in addition, the horizontal placement height of drill pipe is not the same, and it is easy to cause thread misplacement when locking drill pipe connecting piece into drill pipe horizontally, artificial lifting drill pipe is often needed to rotate and connect with drill pipe connecting piece, so that drill pipe thread and connecting device thread are better matched, and the situation of inharmonious thread connection is reduced, however, due to the weight of drill pipe and the weight of connecting piece itself, this process not only consumes a lot of physical strength of operator, but also is inefficient, and single-person operation is impossible. SUMMARY

[0003] (I) technical problem to be solved

[0004] In order to overcome the defects of prior art, a lateral hoisting drill pipe connecting piece is provided to solve the problem that the weight of conventional drill pipe connecting piece is larger, about 30-35 kg, in addition, the horizontal placement height of drill pipe is not the same, and it is easy to cause thread misplacement when locking drill pipe connecting piece into drill pipe horizontally, artificial lifting drill pipe is often needed to rotate and connect with drill pipe connecting piece, so that drill pipe thread and connecting device thread are better matched, and the situation of inharmonious thread connection is reduced, however, due to the weight of drill pipe and the weight of connecting piece itself, this process not only consumes a lot of physical strength of operator, but also is inefficient, and single-person operation is impossible.

[0005] (II) technical scheme

[0006] The utility model discloses a lateral hoisting drill pipe connecting piece, its structure includes drill pipe assembly and hoisting connecting piece, and the drill pipe assembly is used for connecting with drill pipe, and the hoisting connecting piece is used for connecting with crane, and the drill pipe assembly is fixedly connected with the hoisting connecting piece;

[0007] It also includes a side lifting ring, and the outer side of the connection between the drill pipe assembly and the hoisting connecting piece is embedded with a side lifting ring;

[0008] The side lifting ring is composed of a lifting plate, a side lifting hole, a bearing and a connecting ring, the bearing is assembled on the inner ring side of the connecting ring, the bearing is inlaid and connected to the outer side of the connecting place of the drill rod assembly and the lifting connecting piece, the lifting plate is fixed on one side of the outer ring end of the connecting ring, and the side lifting hole is provided through the lifting plate.

[0009] Further, the drill rod assembly is composed of a bottom groove, a connecting thread, a connecting body, a lifting ring assembly groove and a pin groove, the bottom groove is arranged at the bottom of the connecting body, the bottom groove side end face and the connecting body side end face are provided with connecting threads, the lifting ring assembly groove is arranged at the top end side edge of the connecting body, the side lifting ring is assembled in the lifting ring assembly groove, and the pin groove is arranged at the middle part of the top end of the connecting body.

[0010] Further, the lifting connecting piece is composed of a bolt, an ear, an assembly plate, a straight lifting hole, a cladding groove and a limiting body, the limiting body is integrally arranged at the middle part of the bottom end of the assembly plate, the limiting body is used for inserting the pin into the pin groove for limiting and stabilizing, the cladding groove is arranged at the bottom end of the assembly plate, the cladding groove is used for cladding the top part of the connecting body, the bolt is arranged through the assembly plate and the connecting body from top to bottom for locking the two, the ear is fixed at the top of the assembly plate, and the straight lifting hole is provided through the ear.

[0011] Further, the outer ring diameter of the connecting ring is consistent with the outer ring diameter of the connecting body and the assembly plate.

[0012] Further, a gap is left between the bottom of the assembly plate and the connecting ring.

[0013] Further, the bolt is provided with two or more.

[0014] Further, the ear is provided with one or more.

[0015] (Three) beneficial effects

[0016] One of the above technical solutions has the following advantages or beneficial effects:

[0017] To solve the prior art in use, the weight of the traditional drill rod connecting piece is relatively large, about 30-35 kg, and the horizontal placement of the drill rod is not the same, and the drill rod connecting piece is locked into the drill rod, and the thread dislocation is easy to occur, and the drill rod is often lifted manually to rotate and connect with the drill rod connecting piece, so that the drill rod thread is better matched with the thread of the connecting device, and the thread connection is not smooth, however, due to the weight of the drill rod and the weight of the connecting piece, the process not only consumes a lot of physical strength of the operator, but also is low in efficiency, and cannot be operated by one person, through the movable side lifting ring structure, and the side lifting ring can be conveniently disassembled and replaced, so that the worker can lift the drill rod connecting piece by means of lifting equipment or other tools, and then only needs to align the threads of the drill rod connecting piece and the drill rod to rotate and connect, so as to avoid the influence of the weight of the drill rod connecting piece and the drill rod, facilitate accurate locking, and one person can complete the connection operation, at the same time, the side lifting ring on the drill rod assembly adopts the assembly form of the lifting connecting piece cover, and each component can be maintained and replaced only by unlocking the lifting connecting piece and the drill rod assembly, so as to facilitate maintenance and replacement, and the connection between the lifting connecting piece and the drill rod assembly adopts the structure of the concave-convex misaligned bolt, so that the structure is more firm. BRIEF DESCRIPTION OF DRAWINGS

[0018] Other features, objects and advantages of the present application will become more apparent from the following detailed description of non-limiting embodiments, made with reference to the accompanying drawings:

[0019] Figure 1 It is a structure diagram of the lateral lifting drill rod connecting piece of the present application;

[0020] Figure 2 It is a three-dimensional structure diagram of the bottom elevation angle of the present application;

[0021] Figure 3 It is a three-dimensional structure diagram of the lifting connecting piece of the present application;

[0022] Figure 4 It is a three-dimensional structure diagram of the side lifting ring of the present application;

[0023] Figure 5 It is a three-dimensional structure diagram of the drill rod connecting piece of the present application;

[0024] Figure 6 It is a cross-sectional structure diagram of the side view of the present application;

[0025] In the figure: drill rod assembly part-1, side lifting ring-2, lifting connection part-3, bottom groove-1a, connecting thread-1b, connecting main body-1c, lifting ring assembly groove-1d, pin groove-1e, lifting plate-2a, side lifting hole-2b, bearing-2c, connecting ring-2d, bolt-3a, lifting lug-3b, assembly plate-3c, straight lifting hole-3d, covering groove-3e, limiting body-3f. DETAILED DESCRIPTION

[0026] The utility model makes further detailed explanation in combination with examples, but the implementation mode of the utility model is not limited to this.

[0027] The utility model provides a kind of drill rod connecting piece hoisted laterally, its structure includes drill rod assembly part 1 and lifting connection part 3, the drill rod assembly part 1 is used to connect with drill rod, the lifting connection part 3 is used to connect with crane, the drill rod assembly part 1 is fixedly connected with lifting connection part 3;

[0028] It further includes side lifting ring 2, drill rod assembly part 1 and lifting connection part 3 junction outside inlay nesting have side lifting ring 2;

[0029] The side lifting ring 2 is composed of lifting plate 2a, side lifting hole 2b, bearing 2c and connecting ring 2d, the connecting ring 2d inner ring side is equipped with bearing 2c, the bearing 2c inlay nesting is connected at the outside of drill rod assembly part 1 and lifting connection part 3, the connecting ring 2d outer ring end one side is fixed with lifting plate 2a, the lifting plate 2a is equipped with side lifting hole 2b.

[0030] Further, the drill rod assembly part 1 is composed of bottom groove 1a, connecting thread 1b, connecting main body 1c, lifting ring assembly groove 1d and pin groove 1e, the connecting main body 1c bottom is equipped with bottom groove 1a, the bottom groove 1a side end face and connecting main body 1c side end face can be equipped with connecting thread 1b, the connecting main body 1c top end side is equipped with lifting ring assembly groove 1d, the side lifting ring 2 is assembled in lifting ring assembly groove 1d, and the connecting main body 1c top end middle part is equipped with pin groove 1e.

[0031] Further, the lifting connection part 3 is composed of bolt 3a, lifting lug 3b, assembly plate 3c, straight lifting hole 3d, covering groove 3e and limiting body 3f, the assembly plate 3c bottom end middle part is integrally equipped with limiting body 3f, the limiting body 3f is used to insert into pin groove 1e and is positioned and stabilized, the assembly plate 3c bottom end is equipped with covering groove 3e, the covering groove 3e is used to cover the top of connecting main body 1c, the bolt 3a is penetrated from top to bottom through assembly plate 3c and connecting main body 1c and is locked, the assembly plate 3c top is fixed with lifting lug 3b, and the lifting lug 3b is equipped with straight lifting hole 3d.

[0032] The outer ring diameter of the connecting ring 2d is consistent with the outer ring diameter of the connecting main body 1c and the assembly plate 3c.

[0033] The gap is left between the bottom of the assembly plate 3c and the connecting ring 2d.

[0034] The bolt 3a is provided with two or more.

[0035] The lifting lug 3b is provided with one or more.

[0036] In the implementation, the connecting plate 2a can be connected through the side lifting hole 2b by lifting equipment or other auxiliary tools during use of the equipment, the connecting ring 2d connected by the connecting plate 2a can be adjusted in direction by rotation due to assembly through the bearing 2c, so that the equipment can be conveniently lifted and assembled, and after the equipment is lifted to a specified drill rod height, the connecting thread 1b of the drill rod assembly 1 and the thread of the drill rod can be aligned, and then the drill rod assembly 1 can be directly rotated, since the side lifting ring 2 and the drill rod assembly 1 are connected through the bearing 2c and are in relative motion, the auxiliary lifting is not affected, the equipment and the drill rod are not affected by the weight, and precise locking and connecting can be facilitated, and one person can complete the connecting operation.

[0037] Meanwhile, the side lifting ring 2 on the drill rod assembly 1 is in the assembly form of being capped by the lifting connecting piece 3, when each component is maintained, the lifting connecting piece 3 can be disassembled by unlocking the bolt 3a, so that the side lifting ring 2 can be disassembled, and maintenance and replacement can be facilitated, and the connection between the lifting connecting piece 3 and the drill rod assembly 1 adopts the convex-concave staggered structure of the covering groove 3e and the limiting body 3f matched with the pin groove 1e and the top of the connecting main body 1c, so that the structure is more firm.

[0038] In the description of the utility model, it needs to be explained that the orientation or position relationship indicated by the terms "upper", "lower", "left", "right" and the like is the orientation or position relationship based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0039] The basic principle and main features of the present application and the advantages of the present application are shown and described above. For those skilled in the art, it is obvious that the present application is not limited to the details of the above exemplary embodiments, and the present application can be implemented in other specific forms without departing from the spirit or basic characteristics of the present application. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, and the scope of the present application is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application. Any reference signs in the claims should not be considered as limiting the claims involved.

[0040] In addition, it should be understood that, although the present application is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be properly combined to form other embodiments that those skilled in the art can understand.

Claims

1. A laterally hoisted drill pipe connector, comprising a drill pipe assembly (1) for connecting with a drill pipe and a hoisting connector (3) for connecting with a hoisting machine, the drill pipe assembly (1) being fixedly connected with the hoisting connector (3); further comprising a side lifting ring (2) inlaid and connected at the outer side of the connection between the drill pipe assembly (1) and the hoisting connector (3). characterized in that The side lifting ring (2) is composed of a lifting plate (2a), a side lifting hole (2b), a bearing (2c) and a connecting ring (2d), the bearing (2c) is assembled on the inner side of the connecting ring (2d), the connecting ring (2d) is inlaid and connected at the outer side of the connection between the drill pipe assembly (1) and the hoisting connector (3), the lifting plate (2a) is fixed on one side of the outer ring end of the connecting ring (2d), and the side lifting hole (2b) is provided through the lifting plate (2a). The drill pipe assembly (1) is composed of a bottom groove (1a), a connecting thread (1b), a connecting body (1c), a lifting ring assembly groove (1d) and a pin groove (1e), the bottom groove (1a) is arranged at the bottom of the connecting body (1c), the connecting thread (1b) can be arranged on the side end face of the bottom groove (1a) and the side end face of the connecting body (1c), the lifting ring assembly groove (1d) is arranged at the top end side edge of the connecting body (1c), the side lifting ring (2) is assembled in the lifting ring assembly groove (1d), and the pin groove (1e) is arranged at the top end middle part of the connecting body (1c).

2. A laterally hoisted drill pipe connection according to claim 1, characterized in that: The hoisting connector (3) is composed of a bolt (3a), a lifting lug (3b), an assembly plate (3c), a straight lifting hole (3d), a cladding groove (3e) and a limiting body (3f), the limiting body (3f) is integrally arranged at the bottom middle part of the assembly plate (3c), the limiting body (3f) is used for inserting into the pin groove (1e) to limit and stabilize, the cladding groove (3e) is arranged at the bottom end of the assembly plate (3c), the cladding groove (3e) is used for cladding the top of the connecting body (1c), the bolt (3a) penetrates through the assembly plate (3c) and the connecting body (1c) from top to bottom to lock the two, the lifting lug (3b) is fixed on the top of the assembly plate (3c), and the straight lifting hole (3d) is provided through the lifting lug (3b).

3. A laterally hoisted drill pipe connection according to claim 2, characterized in that: The outer ring diameter of the connecting ring (2d) is consistent with the outer ring diameter of the connecting body (1c) and the assembly plate (3c).

4. A side-lifting drill pipe connector according to claim 3, characterised in that: A gap is left between the bottom of the assembly plate (3c) and the connecting ring (2d).

5. A laterally hoisted drill pipe connection according to claim 4, characterized in that: The bolt (3a) is provided with two or more than two.

6. A side-lifting drill pipe connector according to claim 3, characterised in that: The lifting lug (3b) is provided with one or more than one.

7. A side-lifting drill pipe connector according to claim 3, characterised in that: ​

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