Pipe drift diameter mechanism

Abstract

The utility model relates to a pipe drift diameter mechanism which comprises a chain box, a drift diameter gauge, a supporting table and a pipe passing mechanism. The chain box, the supporting table and the pipe passing mechanism are sequentially arranged on the ground in the transverse direction, the supporting table is used for containing a to-be-detected pipe, and the pipe passing mechanism can push one end of the pipe in the transverse direction so that the other end of the pipe can abut against the chain box. A rigid chain is wound in the chain box and provided with a fixed end and a free end, the fixed end of the rigid chain is arranged in the chain box, the free end of the rigid chain extends out of the chain box and is detachably connected with the drift diameter gauge, and the chain box can drive the drift diameter gauge to penetrate through the inner diameter of the pipe through the rigid chain. Therefore, the drift diameter of the pipe can be detected. According to the pipe drift diameter mechanism, the drift diameter gauge is driven by the chain box to carry out drift diameter detection on the pipe, so that the labor intensity of field personnel is reduced, the risk of safety accidents is reduced, and the drilling efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to oil and gas drilling equipment technical field especially relates to a pipe tool drift diameter mechanism. BACKGROUND

[0002] According to the relevant provisions of the oil and gas industry, all pipe tools of well site are subjected to drift diameter inspection before entering the well, to determine the reduction of pipe tool inner diameter and whether the pipe tool is blocked by internal debris. The current commonly used drift diameter method is as follows: the pipe tool is vertical, and the drift diameter gauge bound with a rope is put into the pipe tool from one end of the pipe tool, and under the action of gravity, the drift diameter gauge moves to the other end of the pipe tool, at which time the drift diameter gauge is pulled out of the pipe tool through the rope. This method is time-consuming and laborious, and the manual operation is complicated, which affects the drilling efficiency.

[0003] Therefore, it is urgent to provide a pipe tool drift diameter mechanism. UTILITY MODEL CONTENT

[0004] (I) Technical problem to be solved

[0005] In view of the above-mentioned shortcomings and deficiencies of the prior art, the utility model provides a pipe tool drift diameter mechanism, which solves the technical problems of high labor intensity of the existing drift diameter device and low drilling efficiency.

[0006] (II) Technical scheme

[0007] In order to achieve the above-mentioned purpose, the utility model adopts the main technical scheme comprising:

[0008] The utility model embodiment provides a pipe tool drift diameter mechanism, which comprises a chain box, a drift diameter gauge, a supporting table and a pipe conveying mechanism.

[0009] The chain box, the supporting table and the pipe conveying mechanism are arranged in sequence along the transverse direction on the ground, the supporting table is used for placing the pipe tool to be detected, and the pipe conveying mechanism can push one end of the pipe tool along the transverse direction, so that the other end of the pipe tool abuts against the chain box.

[0010] The inside of the chain box is wound with a rigid chain, the rigid chain has a fixed end and a free end, the fixed end of the rigid chain is arranged in the inside of the chain box, the free end of the rigid chain extends out of the chain box and is detachably connected with the drift diameter gauge, and the chain box can drive the drift diameter gauge to pass through the inner diameter of the pipe tool through the rigid chain, so as to detect the drift diameter size of the pipe tool.

[0011] Optionally, an encoder is installed on the chain box.

[0012] Optionally, the pipe tool drift diameter mechanism further comprises a plurality of connecting pins, and the rigid chain and the drift diameter gauge are detachably connected through the plurality of connecting pins.

[0013] Optionally, the pipe tool drift diameter mechanism further comprises a lifting oil cylinder and a vertical guide assembly.

[0014] A lifting oil cylinder extending in a vertical direction is installed on the ground corresponding to the chain box installation area, a piston rod of the lifting oil cylinder is hinged to the chain box, vertical guide assemblies are arranged on the left and right sides of the chain box on the ground, and the vertical guide assemblies guide the chain box in a vertical direction.

[0015] Optionally, the vertical guide assembly is a sliding groove guide rail assembly or a pulley track assembly.

[0016] Optionally, the upper surface of the chain box is provided with a support box body, one side of the support box body facing the pipe is used to abut against the pipe, and the upper surface of the support box body has a V-shaped groove used to accommodate the rigid chain and the gauge.

[0017] Optionally, the support table is provided with a roller, and the roller is a V-shaped roller used to guide the pipe in an axial direction.

[0018] Optionally, the pipe conveying mechanism comprises a base, a pushing assembly and a push plate.

[0019] The base is arranged on the ground, the pushing assembly is installed on the upper portion of the base, the output end of the pushing assembly is drivingly connected with the push plate, and the push plate is used to drive the lateral movement of the push plate to approach or move away from the pipe.

[0020] (Three) beneficial effects

[0021] The pipe gauge mechanism has the beneficial effects that: the pipe gauge mechanism comprises a chain box, a gauge, a support table and a pipe conveying mechanism.

[0022] The chain box, the support table and the pipe conveying mechanism are arranged in sequence on the ground in a lateral direction, the support table is used to place the pipe to be detected, and the pipe conveying mechanism can push one end of the pipe in a lateral direction, so that the other end of the pipe abuts against the chain box; the rigid chain is wound in the chain box, the rigid chain has a fixed end and a free end, the fixed end of the rigid chain is arranged in the chain box, the free end of the rigid chain extends out of the chain box and is detachably connected with the gauge, and the chain box can drive the gauge to pass through the inner diameter of the pipe through the rigid chain, so that the gauge size of the pipe is detected; compared with the prior art, the pipe gauge mechanism can drive the gauge to detect the gauge size of the pipe, which reduces the labor intensity of the on-site personnel, reduces the risk of safety accidents and improves the drilling efficiency. In addition, the rigid chain is detachably connected with the gauge, so that the gauge can be replaced, which meets the gauge requirements of the pipe gauge mechanism for pipes of different specifications. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 FIG. 1 is a front view of a pipe gauge mechanism of the present application;

[0024] Figure 2 is a structure schematic view of the chain box and the pipe in Figure 1 ;

[0025] Figure 3 for Figure 1 A three-dimensional diagram of the V-shaped roller;

[0026] Figure 4 for Figure 1 A side view of the supporting box.

[0027] [Explanation of Labels in the Attached Image]

[0028] 1: Chain box; 2: Pipe; 3: Gauge; 4: Connecting pin; 5: Rigid chain; 6: Encoder; 7: Lifting cylinder; 8: Vertical guide assembly; 9: Support platform; 10: Pipe delivery mechanism; 11: Roller; 12: Support box. Detailed Implementation

[0029] To better explain and facilitate understanding of this utility model, a detailed description of its specific embodiments is provided below with reference to the accompanying drawings. In this document, directional terms such as "upper," "lower," "left," "right," "front," and "rear" are used interchangeably with other directional terms. Figure 1 The orientation is used as a reference, where the left and right directions are horizontal and the front and back directions are vertical.

[0030] Reference Figure 1 and Figure 2 This embodiment provides a pipe gauge mechanism, including a chain box 1, a gauge 3, a support platform 9, and a pipe delivery mechanism 10.

[0031] Chain box 1, support platform 9 and tube delivery mechanism 10 are arranged horizontally on the ground. Support platform 9 is used to place tube 2 to be tested. Tube delivery mechanism 10 can push one end of tube 2 horizontally so that the other end of tube 2 abuts against chain box 1.

[0032] A rigid chain is wound inside the chain box 1. The rigid chain has a fixed end and a free end. The fixed end of the rigid chain is located inside the chain box 1, and the free end of the rigid chain extends out of the chain box 1 and is detachably connected to the gauge 3. The chain box 1 can drive the gauge 3 through the inner diameter of the pipe 2 via the rigid chain, thereby detecting the gauge size of the pipe 2. It should be noted that the axial direction of the pipe 2 is parallel to the transverse direction.

[0033] In this embodiment, the pipe gauge gauging mechanism uses a chain box 1 to drive a gauge 3 to check the pipe gauge diameter. This reduces the labor intensity of on-site personnel, decreases the risk of safety accidents, and improves drilling efficiency. Furthermore, the rigid chain and gauge 3 are detachably connected, allowing the gauge to be replaced, thus meeting the pipe gauge gauging mechanism's requirements for different pipe gauge specifications.

[0034] In the embodiment, the encoder 6 is installed on the chain box 1. The encoder 6 is used to monitor and control the moving position of the gauge 3, and ensure that the gauge 3 returns to the starting position after the detection of the whole pipe 2 according to the length of the pipe 2 and the related electrical control.

[0035] In the embodiment, the pipe gauge mechanism further comprises a plurality of connecting pins 4, and the rigid chain and the gauge 3 are detachably connected through the plurality of connecting pins 4. The purpose of the arrangement is to facilitate disassembly and assembly, and the operator can replace the gauge 3 according to the pipe 2 of different diameters to realize the detection of the pipe 2 of different specifications.

[0036] In the embodiment, the pipe gauge mechanism further comprises a lifting oil cylinder 7 and a vertical guide assembly 8. The lifting oil cylinder 7 extending in the vertical direction is installed on the ground corresponding to the installation area of the chain box 1, the piston rod of the lifting oil cylinder 7 is hinged to the chain box 1, and the vertical guide assembly 8 is arranged on the ground on the left and right sides of the chain box 1 to guide the chain box 1 in the vertical direction.

[0037] Therefore, the chain box 1 is supported on the ground in a lifting manner through the lifting oil cylinder 7 and the vertical guide assembly 8. The purpose of arranging the lifting oil cylinder 7 and the vertical guide assembly 8 is to adjust the height of the chain box 1 and the gauge 3 to center the gauge 3 with the pipe 2 of different sizes.

[0038] Further, the vertical guide assembly 8 is a sliding groove guide rail assembly or a pulley track assembly. Specifically, the sliding groove guide rail assembly comprises a sliding seat and a linear guide rail. A plurality of linear guide rails extending in the vertical direction are arranged on the ground, and the sliding seat is arranged on the outer surface of the chain box 1 corresponding to the installation area of the linear guide rail and can slide up and down along the linear guide rail. The pulley track assembly comprises a lifting track and a roller. A plurality of lifting tracks extending in the vertical direction are arranged on the working surface, and the roller is arranged on the outer surface of the chain box 1 corresponding to the installation area of the lifting track and is placed inside the lifting track and can roll up and down along the lifting track.

[0039] As shown in Figure 1 and Figure 3 The upper surface of the chain box 1 is provided with a support box 12, and the side of the support box 12 facing the pipe 2 is used to abut against the pipe 2. The upper surface of the support box 12 has a V-shaped groove for accommodating the rigid chain and the gauge 3. During operation, the pipe conveying mechanism 10 first pushes the lower part of the end face of the pipe 2 to abut against the side of the support box 12, and then the chain box 1 drives the gauge 3 to pass through the V-shaped groove through the rigid chain and enters the inside of the pipe 2, so as to detect the gauge size of the pipe 2.

[0040] As shown in Figure 1 and Figure 4As shown, the support table 9 is provided with a roller 11, which is a V-shaped roller or a plurality of small rollers forming a V shape. The roller 11 is arranged to guide the pipe 2 horizontally and reduce the friction between the pipe 2 and the support table 9.

[0041] In the embodiment, the pipe conveying mechanism 10 comprises a base, a pushing assembly and a pushing plate. The base is arranged on the ground, the pushing assembly is mounted on the upper part of the base, and the output end of the pushing assembly is drivingly connected with the pushing plate to drive the pushing plate to move horizontally to approach or move away from the pipe 2. In operation, the pushing plate abuts against the lower part of the end face of the pipe 2 to push the pipe 2. Preferably, the pushing assembly is a telescopic cylinder, which can be an electric cylinder, an oil cylinder or an air cylinder.

[0042] In the description of the present application, it should be understood that the terms "first", "second" are used only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "a plurality of" is two or more, unless otherwise specifically limited.

[0043] In the present application, unless otherwise specifically defined and limited, the terms "mounting", "connecting", "connecting", "fixing" and the like should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the internal communication of two elements or the interaction relationship between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0044] In the present application, unless otherwise specifically defined and limited, the first feature is "on" or "under" the second feature, which can be direct contact between the first and second features, or indirect contact between the first and second features through an intermediate medium. Moreover, the first feature is "above", "above" and "above" the second feature, which can be directly above or obliquely above the first feature, or only indicates that the horizontal height of the first feature is higher than that of the second feature. The first feature is "below", "below" and "below" the second feature, which can be directly below or obliquely below the first feature, or only indicates that the horizontal height of the first feature is lower than that of the second feature.

[0045] In the description of the present specification, the description of the terms "one embodiment", "some embodiments", "embodiment", "example", "specific example" or "some examples" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any appropriate manner in any one or more embodiments or examples. Furthermore, the person skilled in the art can combine and combine the different embodiments or examples described in the present specification and the features of the different embodiments or examples without contradiction.

[0046] Although the embodiments of the present application have been shown and described above, it is understood that the above embodiments are exemplary and cannot be understood as limiting the present application, and the person skilled in the art can modify, modify, replace and modify the above embodiments within the scope of the present application.

Claims

1. A pipe fitting gauge mechanism, characterized in that: It includes a chain box (1), a gauge (3), a support platform (9), and a pipe delivery mechanism (10); The chain box (1), support platform (9) and pipe delivery mechanism (10) are arranged in a horizontal direction on the ground. The support platform (9) is used to place the pipe (2) to be tested. The pipe delivery mechanism (10) can push one end of the pipe (2) in a horizontal direction so that the other end of the pipe (2) abuts against the chain box (1). The chain box (1) has a rigid chain wound inside. The rigid chain has a fixed end and a free end. The fixed end of the rigid chain is located inside the chain box (1), and the free end of the rigid chain extends out of the chain box (1) and is detachably connected to the gauge (3). The chain box (1) can drive the gauge (3) through the inner diameter of the pipe (2) via the rigid chain, thereby detecting the gauge size of the pipe (2).

2. The pipe fitting diameter control mechanism as described in claim 1, characterized in that: An encoder (6) is installed on the chain box (1).

3. The pipe fitting diameter control mechanism as described in claim 2, characterized in that: The pipe fitting gauging mechanism also includes multiple connecting pins (4), and the rigid chain and the gauging gauge (3) are detachably connected by multiple connecting pins (4).

4. The pipe fitting diameter control mechanism as described in claim 1, characterized in that: The pipe fitting diameter control mechanism also includes a lifting cylinder (7) and a vertical guide assembly (8); A lifting cylinder (7) extending vertically is installed on the ground corresponding to the installation area of ​​the chain box (1). The piston rod of the lifting cylinder (7) is hinged to the chain box (1). Vertical guide components (8) are set on the left and right sides of the chain box (1) on the ground. The vertical guide components (8) provide vertical guidance for the chain box (1).

5. The pipe fitting diameter control mechanism as described in claim 4, characterized in that: The vertical guide component (8) is a chute guide rail assembly or a pulley track assembly.

6. The pipe fitting diameter control mechanism as described in claim 1, characterized in that: The upper surface of the chain box (1) is provided with a support box (12). The side of the support box (12) facing the pipe (2) is used to abut against the pipe (2). The upper surface of the support box (12) has a V-shaped groove, which is used to accommodate the rigid chain and the gauge (3).

7. The pipe fitting diameter control mechanism as described in claim 1, characterized in that: The support platform (9) is equipped with rollers (11), which are V-shaped rollers. The V-shaped rollers provide lateral guidance for the pipe (2).

8. The pipe fitting diameter control mechanism as described in claim 1, characterized in that: The tube delivery mechanism (10) includes a base, a pushing assembly, and a push plate; A base is set on the ground, and a pushing component is installed on the upper part of the base. The output end of the pushing component is connected to the push plate drive to drive the push plate to move laterally closer to or away from the pipe (2).

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