Screen pipe convenient to replace for oil exploitation

Abstract

The utility model discloses a petroleum exploitation sieve tube convenient to replace, which comprises a sieve tube main body and a fixed sleeve, an annular groove is fixedly arranged on the sieve tube main body, a connecting hoop ring is clamped in the annular groove in a matching way, a plurality of support rods extending to the lower part of the connecting hoop ring are uniformly arranged on the top surface of the fixed sleeve, and the support rods are fixedly arranged on the sieve tube main body. A first connecting plate is connected to the top end of the supporting rod, a plurality of second connecting plates located over the first connecting plate are evenly arranged on the connecting hoop, and the first connecting plate and the second connecting plates are in threaded connection in a matched mode. Compared with the prior art, the screen pipe has the advantages that the screen pipe main body can be limited and supported through the arrangement of the fixing sleeve, so that the screen pipe main body can be quickly limited and mounted under the matching of the connecting hoop ring, and the replacement efficiency is improved; the connecting hoop ring can be connected with and detached from the screen pipe body, and replacement operation of the screen pipe body is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of oil mining, in particular to a screen tube which is convenient to replace for oil mining. Background Art

[0002] Petroleum is a fluid mineral buried deep underground. Fuel oil extracted from petroleum is the main fuel for transportation vehicles, power plant boilers, metallurgical industry and various furnaces in the building materials industry. Liquefied gas and pipeline gas made from petroleum are high-quality fuels for urban residents. In oil drilling operations, screen pipes are an important equipment, often used for early well completion or oil production sand control. At present, the most commonly used screen pipes are wire-wound screen pipes.

[0003] However, there are some problems with the traditional screen pipe during use, which requires it to be connected to a support frame, resulting in inconvenient replacement of the screen pipe, high maintenance cost, short service life, etc. Therefore, a conveniently replaceable screen pipe for oil mining that can solve these problems is needed. Utility Model Content

[0004] The utility model aims to solve the technical problem that the screen tube is inconvenient to replace, and provides a screen tube which is convenient to replace for oil mining.

[0005] In order to solve the above technical problems, the technical solution provided by the utility model is: a screen tube that is easy to replace for oil mining, including a screen tube body and a fixed sleeve, the screen tube body is fixedly provided with an annular groove, a connecting hoop ring is matched and placed in the annular groove, the two ends of the connecting hoop ring are connected with adjusting plates, the adjusting plate is rotatably provided with a threaded screw connected to another adjusting plate, the screen tube body is placed on the top surface of the fixed sleeve, the top surface of the fixed sleeve is evenly provided with a plurality of support rods extending to the bottom of the connecting hoop ring, the top of the support rod is connected with a first connecting plate, the connecting hoop ring is evenly provided with a plurality of second connecting plates located directly above the first connecting plate, and the first connecting plate is screwed together with the second connecting plate.

[0006] As an improvement, load-bearing rings located around the screen tube body are connected between the support rods to improve support stability.

[0007] As an improvement, the top surface of the fixed sleeve is provided with a sealing ring extending into the screen pipe body, and the sealing ring improves the tightness of the connection.

[0008] As an improvement, the first connecting plate is provided with a limiting groove, and the second connecting plate is provided with a limiting rod extending into the limiting groove, so as to facilitate the limiting of the installation of the screen tube body.

[0009] As an improvement, threaded holes are provided on the outer walls of the first connecting plate and the second connecting plate on the side away from the screen tube body, and a U-shaped clamping plate is clamped between the first connecting plate and the second connecting plate. A through hole with matching threaded holes is penetrated on the U-shaped clamping plate, which can improve the tightness of the connection by cooperating with the limiting mechanism.

[0010] Compared with the prior art, the utility model has the following advantages: the screen pipe body can be supported by the fixed sleeve, so that the screen pipe body can be quickly installed with the help of the connecting hoop, thereby improving the replacement efficiency;

[0011] The connecting hoop ring can be connected and disassembled with the screen tube body in cooperation with the threaded screw rod, so that the replacement operation of the screen tube body is convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 The utility model is a first stereoscopic diagram of a conveniently replaceable screen tube for oil mining.

[0013] Figure 2 This is the second stereoscopic view of the utility model of a conveniently replaceable screen tube for oil mining.

[0014] Figure 3 It is the third stereoscopic view of the utility model of a conveniently replaceable screen tube for oil mining.

[0015] Figure 4 The utility model is a three-dimensional diagram of a connecting hoop ring of a screen pipe which is convenient to replace for oil mining.

[0016] Figure 5 The utility model is a three-dimensional diagram of a fixed casing of a screen pipe which is convenient to replace in oil mining.

[0017] Figure 6 The utility model discloses a three-dimensional diagram of a screen tube main body of a screen tube which is convenient to replace in petroleum mining.

[0018] As shown in the figure: 1. Screen tube body; 2. Fixed casing; 3. Annular groove; 4. Connecting hoop; 5. Adjusting plate; 6. Threaded screw; 7. Support rod; 8. First connecting plate; 9. Second connecting plate; 10. Load-bearing ring; 11. Sealing ring; 12. Limiting groove; 13. Limiting rod; 14. Threaded hole; 15. U-shaped clamping plate; 16. Through hole. DETAILED DESCRIPTION

[0019] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0020] Combined with Figure 1-6As shown, a screen pipe that is easy to replace for oil mining includes a screen pipe body 1 and a fixed sleeve 2. The fixed sleeve 2 is fixedly connected to the supporting mechanism of the gas pipeline. The screen pipe body 1 is fixedly provided with an annular groove 3. A connecting hoop 4 is matched and placed in the annular groove 3. The screen pipe body 1 is placed on the top surface of the fixed sleeve 2. The top surface of the fixed sleeve 2 is provided with a sealing ring 11 extending into the screen pipe body 1. The top surface of the fixed sleeve 2 is evenly provided with a plurality of support rods 7 extending to the bottom of the connecting hoop 4. The support rods 7 are connected with load-bearing rings 10 located around the screen pipe body 1. The top of the support rods 7 A first connecting plate 8 is connected, and a plurality of second connecting plates 9 are evenly arranged on the connecting hoop 4, which are located directly above the first connecting plate 8. The first connecting plate 8 and the second connecting plate 9 are screwed together, and a limiting groove 12 is provided on the first connecting plate 8, and a limiting rod 13 extending into the limiting groove 12 is provided on the second connecting plate 9. The outer walls of the first connecting plate 8 and the second connecting plate 9 on the side away from the screen tube body 1 are both provided with threaded holes 14, and a U-shaped clamping plate 15 is clamped between the first connecting plate 8 and the second connecting plate 9, and a through hole 16 that matches the threaded hole 14 is penetrated on the U-shaped clamping plate 15;

[0021] Through the above structure, firstly, the connecting hoop 4 is placed in the annular groove 3 to connect with the screen tube body 1, and then the screen tube body 1 is placed on the fixed sleeve 2, so that the sealing ring 11 enters the screen tube body 1 until the first connecting plate 8 and the second connecting plate 9 are tightly attached, and the limiting rod 13 enters the limiting groove 12 for support and limiting, and finally the U-shaped clamping plate 15 is clamped on the first connecting plate 8 and the second connecting plate 9, and the bolt is used to penetrate the through hole 16 and the threaded hole 14 to complete the installation operation;

[0022] The two ends of the connecting hoop ring 4 are connected with adjusting plates 5, and the adjusting plates 5 are rotatably provided with threaded screws 6 that are threadedly connected with another adjusting plate 5;

[0023] Through the above structure, when the screen tube body 1 needs to be replaced, first remove the bolts and the U-shaped clamping plate 15, slide and take out the screen tube body 1, then rotate the threaded screw 6 to make the adjustment plate 5 away from the other adjustment plate 5, so that the opening of the connecting hoop 4 becomes larger, and then the connecting hoop 4 can be removed, and the connecting hoop 4 is placed on another screen tube body 1 for installation, and the threaded screw 6 is rotated to fix it, and then the screen tube body 1 is placed on the fixed sleeve 2 for fixing to complete the quick replacement operation.

[0024] When the utility model is implemented, the connecting hoop 4 is first placed in the annular groove 3 to connect with the screen tube body 1, and then the screen tube body 1 is placed on the fixed sleeve 2, so that the sealing ring 11 enters the screen tube body 1 until the first connecting plate 8 and the second connecting plate 9 are tightly attached, and the limiting rod 13 enters the limiting groove 12 for support and limiting, and finally the U-shaped clamping plate 15 is clamped on the first connecting plate 8 and the second connecting plate 9, and the bolt is used to penetrate the through hole 16 and the threaded hole 14 to complete the installation operation;

[0025] When the screen tube body 1 needs to be replaced, first remove the bolts and the U-shaped clamping plate 15, slide out the screen tube body 1, then rotate the threaded screw 6 to make the adjustment plate 5 move away from the other adjustment plate 5, so that the opening of the connecting hoop 4 becomes larger, and then the connecting hoop 4 can be removed, and the connecting hoop 4 is placed on another screen tube body 1 for installation, and the threaded screw 6 is rotated to fix it, and then the screen tube body 1 is placed on the fixed sleeve 2 for fixation to complete the quick replacement operation.

[0026] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A screen pipe that is easy to replace for oil production, comprising a screen pipe body (1) and a fixed casing (2), characterized in that: The screen tube body (1) is fixedly provided with an annular groove (3), a connecting hoop (4) is matched and clamped in the annular groove (3), and the two ends of the connecting hoop (4) are connected with adjustment plates (5), and the adjustment plate (5) is rotatably provided with a threaded screw (6) threadedly connected to another adjustment plate (5). The screen tube body (1) is placed on the top surface of the fixed sleeve (2), and the top surface of the fixed sleeve (2) is evenly provided with a plurality of support rods (7) extending to the bottom of the connecting hoop (4), and the top of the support rod (7) is connected with a first connecting plate (8), and the connecting hoop (4) is evenly provided with a plurality of second connecting plates (9) located directly above the first connecting plate (8), and the first connecting plate (8) and the second connecting plate (9) are screwed together.

2. The easily replaceable screen tube for oil mining according to claim 1, characterized in that: The support rods (7) are connected with load-bearing rings (10) located around the screen tube body (1).

3. The easily replaceable screen tube for oil mining according to claim 1, characterized in that: The top surface of the fixed sleeve (2) is provided with a sealing ring (11) extending into the screen tube body (1).

4. The easily replaceable screen tube for oil mining according to claim 1, characterized in that: The first connecting plate (8) is provided with a limiting groove (12), and the second connecting plate (9) is provided with a limiting rod (13) extending into the limiting groove (12).

5. The easily replaceable screen tube for oil mining according to claim 1, characterized in that: The first connecting plate (8) and the second connecting plate (9) are both provided with threaded holes (14) on their outer walls away from the screen tube body (1), and a U-shaped clamping plate (15) is provided between the first connecting plate (8) and the second connecting plate (9), and a through hole (16) matching the threaded hole (14) is penetrated through the U-shaped clamping plate (15).

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