Tool for machining oil field drill rod

Abstract

The utility model discloses a tool for processing an oil field drill rod, which comprises two silicone tubes, filling blocks are fixedly connected in the silicone tubes, a plurality of hanging grips are fixedly connected to the non-opposite surfaces of the filling blocks, two connecting components are arranged between the two silicone tubes, each connecting component consists of a butt joint tube and a socket rod, and the butt joint tubes are connected with the socket rods. The left end of the socket rod is located in the butt joint pipe, the left end of the butt joint pipe and the left end of the socket rod are provided with a sealing plug and a compression suction cup respectively, the surface of the filling block is provided with an installation opening, a lead screw is arranged in the installation opening, and the front end and the rear end of the lead screw are provided with a steering connector and a clamping block respectively. And the silicone tube is in close contact with the inner wall of the drill rod at the position corresponding to the screw rod. Through the structure, the stability in the oil field drill rod section welding process is improved, and the hidden danger that welding slag damages the flatness of the inner wall of an oil field drill rod is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to processing frock technical field, especially a frock for oil field drill rod processing. BACKGROUND

[0002] There is the situation of welding multi-section drill rods in the processing of oil field drill rods, and there is the process of cutting drill rods in the welding process. The stability of the drill rod section in the welding process is poor due to the influence of the structure of the drill rod itself. The general oil field drill rod processing frock cannot effectively limit the activity range of the two end drill rods, and the welding slag may fall into the drill rod during the welding process, which affects the smoothness of the inner wall of the drill rod. The "drill rod processing frock" disclosed in Chinese patent network has the application number "201821463469.9". The frock improves the stability of the drill rod in the welding process and the cutting process by setting multiple clamping pieces. However, the frock is large in size and not easy to move, and cannot freely turn the drill rod to change the welding position. It also cannot reduce the impact of welding residues and cutting residues on the inner wall of the drill rod, resulting in reduced applicability of the oil field drill rod processing frock. SUMMARY

[0003] The utility model aims to solve one of the technical problems in the prior art, provide a frock for oil field drill rod processing, improve the convenience of connecting two sections of drill rods, improve the stability of the connected drill rod in the welding process and the cutting process, and reduce the hidden danger of welding slag and cutting residues damaging the inner wall of the drill rod.

[0004] The utility model also provides a frock for oil field drill rod processing, which comprises a silica gel pipe, two silica gel pipes, a filling block fixedly connected inside the silica gel pipe, a plurality of hanging handles fixedly connected to the opposite side of the filling block, two connecting assemblies arranged between the two silica gel pipes, the two connecting assemblies being arranged opposite to each other, the connecting assembly being composed of a butt joint pipe and a socket rod, the left end of the socket rod being located inside the butt joint pipe, a sealing plug and a compression suction cup being arranged at the left end of the butt joint pipe and the socket rod respectively, the sealing plug being threadedly connected with the butt joint pipe, the compression suction cup being fixedly connected with the socket rod, an installation opening being arranged on the surface of the filling block, a lead screw being arranged inside the installation opening, a steering joint and a clamping block being arranged at the front and rear ends of the lead screw respectively, the side of the steering joint and the clamping block away from the lead screw being fixedly connected with the inner wall of the silica gel pipe. When the frock is used, the position of the lead screw corresponding to the silica gel pipe is in close contact with the inner wall of the drill rod.

[0005] According to the utility model discloses a frock for oil field drill rod processing, the left end of the socket rod is fixedly connected with a limiting sheet, and the diameter of the limiting sheet is greater than the diameter of the opening of the butt joint pipe. The hidden danger of the socket rod separating from the butt joint pipe is reduced.

[0006] The utility model relates to a tool for oil field drill rod processing, the side surface fixed connection of silica gel pipe has heat -resisting sheath, the length of heat -resisting sheath is same with the length of silica gel pipe.

[0007] The utility model relates to a tool for oil field drill rod processing, the length of silica gel pipe is longer than the length of filling block, when using tool, the part of silica gel pipe, heat -resisting sheath is longer than filling block is located the right below of drill rod weld seam.

[0008] The utility model relates to a tool for oil field drill rod processing, the width of installation opening is greater than the width of screw rod, clamping block, steering joint, improve the convenience of using screw rod.

[0009] The utility model relates to a tool for oil field drill rod processing, the front end of steering joint is rotatably connected with screw rod, and the rear end of clamping block is clamped with screw rod.

[0010] The utility model relates to a tool for oil field drill rod processing, the lower surface of clamping block is provided with notches, when using tool, the rear end of screw rod passes through the inside of notches of clamping block.

[0011] The utility model relates to a tool for oil field drill rod processing, filling block, suspension handle are all metal material, and multiple suspension handles are distributed in mouth shape around installation opening.

[0012] Beneficial effects:

[0013] Compared with the prior art, the tool for oil field drill rod processing integrates the oil field drill rod segments to be welded and cut by using the clamping mode of the socket joint and the inner wall of the oil field drill rod, improves the convenience and accuracy of merging the oil field drill rod segments, the relationship between the silica gel pipe, the heat -resistant pipe and the filling block reduces the hidden danger of the welding slag and the cutting residue damaging the inner wall of the oil field drill rod, the steering joint and the clamping block improve the flexibility of the screw rod, provide the conditions for the screw rod to tilt and turn over, and cooperate with the suspension handle to improve the convenience of recycling the tool. BRIEF DESCRIPTION OF DRAWINGS

[0014] The utility model will be further explained in connection with the drawings and examples;

[0015] Figure 1 It is right side overhead structure diagram of the tool for oil field drill rod processing of the utility model;

[0016] Figure 2 is a left side view structure diagram of the tool for oil field drill pipe machining;

[0017] Figure 3 is a right side view structure diagram of the tool for oil field drill pipe machining;

[0018] Figure 4 is a left side view structure diagram of the tool for oil field drill pipe machining.

[0019] Legend:

[0020] 1, silica gel pipe; 2, filling block; 3, heat-resistant sheath; 4, butt joint pipe; 5, socket rod; 6, installation opening; 7, screw rod; 8, steering joint; 9, hanging handle; 10, connecting assembly; 11, limiting piece; 12, compression suction cup; 13, sealing plug; 14, clamping block. DETAILED DESCRIPTION

[0021] This part will describe the specific embodiments of the utility model in detail, the preferred embodiments of the utility model are shown in the drawings, the role of the drawings is to supplement the description of the text part with graphics, so that people can intuitively and visually understand each technical feature and the overall technical scheme of the utility model, but it cannot be understood as the limitation of the protection scope of the utility model.

[0022] Reference Figures 1-4 , the utility model discloses a tool for oil field drill pipe machining, it includes: silica gel pipe 1, the diameter of silica gel pipe 1 under normal circumstances is less than the diameter of drill pipe inner wall, the side surface of silica gel pipe 1 is fixedly connected with heat-resistant sheath 3, the length of heat-resistant sheath 3 is same with the length of silica gel pipe 1, heat-resistant sheath 3 exists for protecting silica gel pipe 1, reduces the hidden danger of silica gel pipe 1 being welded high temperature damage, the length of silica gel pipe 1 is greater than the length of filling block 2, when using tool, the part of silica gel pipe 1, heat-resistant sheath 3 is longer than filling block 2 and is located the right below of drill pipe weld, the relationship between silica gel pipe 1, heat-resistant sheath 3 and filling block 2 is used to take the welding slag falling from weld, silica gel pipe 1 is two, the inside of silica gel pipe 1 is fixedly connected with filling block 2, filling block 2 is used to improve the strength of silica gel pipe 1, the opposite side of filling block 2 is fixedly connected with multiple hanging handles 9, filling block 2, hanging handle 9 are metal material, and multiple hanging handles 9 are distributed in the shape of mouth character around installation opening 6, hanging handle 9 is used to provide force point for tool, improves the convenience of recycling tool by using external object.

[0023] Two connecting assemblies 10 are arranged between the two silica gel pipes 1, the two connecting assemblies 10 are oppositely arranged, the connecting assembly 10 is composed of the butt pipe 4 and the socket rod 5, the left end of the socket rod 5 is located in the inside of the butt pipe 4, the left end of the socket rod 5 is fixedly connected with the limiting sheet 11, the diameter of the limiting sheet 11 is larger than the diameter of the opening of the butt pipe 4, the connecting assembly 10 is used for integrating the two silica gel pipes 1, so as to drive the two drill rods to be combined, the left end of the butt pipe 4 and the left end of the socket rod 5 are respectively provided with the sealing plug 13 and the compression suction disc 12, the sealing plug 13 is threadedly connected with the butt pipe 4, the compression suction disc 12 is fixedly connected with the socket rod 5, the sealing plug 13 and the compression suction disc 12 are matched with each other, and are used for improving the stability when the socket rod 5 acts on the butt pipe 4.

[0024] The surface of the filling block 2 is provided with the mounting opening 6, the inside of the mounting opening 6 is provided with the screw rod 7, the width of the mounting opening 6 is larger than the diameter of the screw rod 7, the width of the clamping block 14 and the width of the steering joint 8, the relationship between the mounting opening 6 and the screw rod 7 is used for improving the convenience of using the screw rod 7, the front end and the rear end of the screw rod 7 are respectively provided with the steering joint 8 and the clamping block 14, one side of the steering joint 8 and the clamping block 14 away from the screw rod 7 is fixedly connected with the inner wall of the silica gel pipe 1, when the tool is used, the position of the silica gel pipe 1 corresponding to the screw rod 7 is in close contact with the inner wall of the drill rod, the steering joint 8 is rotationally connected with the front end of the screw rod 7, the clamping block 14 is clamped with the rear end of the screw rod 7, the lower surface of the clamping block 14 is provided with the notch, when the tool is used, the rear end of the screw rod 7 enters the inside of the clamping block 14 through the notch, the steering joint 8 is used for providing the screw rod 7 with the adjustment of turning and tilting, and the connection mode of the steering joint 8 and the screw rod 7 improves the convenience of rotating and changing the length of the screw rod 7, wherein the steering joint 8 is matched with the notch on the surface of the clamping block 14, and the convenience of using the screw rod 7 and contacting the screw rod 7 to limit the silica gel pipe 1 is improved.

[0025] Working principle: when the tool is used, firstly, the two drill rods are placed oppositely, then the silica gel pipe 1 on the left side of the tool is pushed into the inside of the drill rod on the left side, then the length of the screw rod 7 is changed by rotating the screw rod 7, so that the heat-resistant sheath 3, the silica gel pipe 1 and the deformation protrusion are tightly attached to the inner wall of the drill rod, then the silica gel pipe 1 on the right side of the tool is fixed in the inside of the drill rod on the right side in the same way, at this time, the drill rod on the left side is pushed to make the socket rod 5 enter the inside of the butt pipe 4, and if it is found that the combined part of the drill rod is uneven during the butt joint process, the unevenness of the combined surface can be directly changed by cutting, after the two drill rods are completely combined, the compression suction disc 12 in the socket rod 5 is adsorbed to the surface of the sealing plug 13, so that the two drill rods can be integrated, at this time, the welding work can be carried out, the welding slag during the welding process is collected by the heat-resistant sheath 3, so as to avoid the welding slag from falling to the inner wall of the drill rod, and the two drill rods are combined from the inside, so that the drill rod can be freely turned to change the welding position during the welding process.

[0026] When the tooling is recovered, the long rod with the hook is pushed into the inside of the drill pipe, and the screw rod 7 is pushed to the left direction, so that the screw rod 7 is separated from the clamping block 14, at this time, the restriction of the screw rod 7 to the silica gel tube 1 is released, then the hook of the long rod is applied to the hanging handle 9, and the tooling can be taken out of the drill pipe. Since the diameter of the silica gel tube 1 under normal circumstances is smaller than the diameter of the inner wall of the drill pipe, the welding slag on the surface of the heat-resistant sheath 3 cannot abrade the inner wall of the drill pipe.

[0027] The above describes the embodiments of the utility model in detail in combination with the drawings, but the utility model is not limited to the above-mentioned embodiments, and various changes can be made within the knowledge range possessed by the ordinary skilled in the art without departing from the purpose of the utility model.

Claims

1. A tooling for oilfield drill pipe machining, characterized by, Include: Silica gel pipe (1), two, the inside of the silica gel pipe (1) is fixedly connected with a filling block (2), and the opposite side of the filling block (2) is fixedly connected with a plurality of hanging handles (9); Two connecting assemblies (10) are arranged between the two silica gel pipes (1), the two connecting assemblies (10) are distributed opposite to each other, the connecting assembly (10) is composed of a butt joint pipe (4) and a socket rod (5), the left end of the socket rod (5) is located in the inside of the butt joint pipe (4), the left end of the butt joint pipe (4) and the left end of the socket rod (5) are respectively provided with a sealing plug (13) and a compression suction disc (12), the sealing plug (13) is threadedly connected with the butt joint pipe (4), and the compression suction disc (12) is fixedly connected with the socket rod (5); The surface of the filling block (2) is provided with a mounting opening (6), the inside of the mounting opening (6) is provided with a lead screw (7), the front and rear ends of the lead screw (7) are respectively provided with a steering joint (8) and a clamping block (14), and the side, away from the lead screw (7), of the steering joint (8) and the clamping block (14) is fixedly connected with the inner wall of the silica gel pipe (1). When the tool is used, the position of the silica gel pipe (1) corresponding to the lead screw (7) is in close contact with the inner wall of the drill rod.

2. The tooling for oilfield drill pipe machining according to claim 1, characterized in that, The left end of the socket rod (5) is fixedly connected with a limiting sheet (11), and the diameter of the limiting sheet (11) is greater than the diameter of the opening of the butt joint pipe (4).

3. The tooling for oilfield drill pipe machining of claim 1, wherein, The side surface of the silica gel pipe (1) is fixedly connected with a heat-resistant sheath (3), and the length of the heat-resistant sheath (3) is the same as that of the silica gel pipe (1).

4. The tooling for oilfield drill pipe machining according to claim 3, characterized in that, The length of the silica gel pipe (1) is greater than that of the filling block (2), and when the tool is used, the part of the silica gel pipe (1) and the heat-resistant sheath (3) which is longer than the filling block (2) is located directly below the weld of the drill rod.

5. The tooling for oilfield drill pipe machining of claim 1, wherein, The width of the mounting opening (6) is greater than the diameter of the lead screw (7), the width of the clamping block (14) and the width of the steering joint (8).

6. The tooling for oilfield drill pipe machining of claim 1, wherein, The front end of the lead screw (7) is rotatably connected with the steering joint (8), and the rear end of the lead screw (7) is clamped with the clamping block (14).

7. A tool for machining oilfield drill pipe as defined in claim 6, wherein, The lower surface of the clamping block (14) is provided with a notch, and when the tool is used, the rear end of the lead screw (7) enters the inside of the clamping block (14) through the notch.

8. The tooling for oilfield drill pipe machining of claim 1, wherein, The filling block (2) and the hanging handle (9) are both made of metal, and a plurality of the hanging handles (9) are arranged in a mouth-shaped distribution around the mounting opening (6).

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