High-flow filter element for petroleum production

Abstract

The utility model relates to the technical field of petroleum production, and discloses a high-flow filter element for petroleum production, which comprises a pipeline and a filter pipe, the filter pipe is mounted on the outer wall of the pipeline, the outer wall of the pipeline is provided with a connecting assembly, the connecting assembly consists of a mounting unit and a fixing unit, the mounting unit is positioned on the outer wall of the pipeline, and the fixing unit is positioned on the outer wall of the filter pipe. According to the high-flow filter element for petroleum production, by arranging the extension pipe, the connecting pipe and the sleeve, the filter pipe is moved, so that the filter pipe moves on the outer wall of the pipeline, the extension pipe slides into the connecting pipe at the moment, the sleeve is rotated, the sleeve moves to the positioning outer wall of the filter pipe under the action of a thread, and the filter pipe and the pipeline are fixed at the moment; the device is simple in structure and easy and convenient to operate, the shell and the connecting ring are arranged, the shell can be moved in a rotating mode, the shell moves on the outer wall of the connecting ring under the action of threads, accordingly, splitting between the shell and the connecting ring is completed, and an operator can replace the filter plate conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of oil production, in particular to a large flow filter element for oil production. Background Art

[0002] It is customary to call unprocessed petroleum crude oil, a dark brown viscous oily liquid with green fluorescence and a special smell. It is a mixture of various liquid hydrocarbons such as alkanes, cycloalkanes, aromatic hydrocarbons and olefins.

[0003] Chinese patent announcement number CN209188233U discloses a large flow filter element for petroleum crude oil production. A group of outer filter elements are screwed to the surface of another group of outer filter elements through a threaded sleeve plate and a filter element connecting plate. This operation is repeated to complete the installation and connection of multiple groups of outer filter elements. Then, the lower mounting plate and the upper mounting plate are respectively screwed to the surfaces of the outer filter elements at both ends and installed. The splicing connection structure is adopted to increase the filtering area of ​​the filter element. There is no need to replace different filter elements, which improves the efficiency and uniformity of crude oil production. At the same time, the inner filter element is fixed to the inside of the outer filter element by connecting the filter plate, forming a multi-layer filtering structure with good filtering effect, thereby improving the quality of crude oil production.

[0004] When the above-mentioned filter element is connected, it is connected by rotating the thread, so that the filter element is connected under the action of the thread. However, since the pipe body is too long, the excessively long pipe will have a greater impact on the installation of the filter element during rotation, resulting in troublesome installation of the filter element. Utility Model Content

[0005] The utility model aims to provide a large flow filter element for oil production to solve the problems raised in the above background technology.

[0006] To achieve the above purpose, the utility model provides the following technical solutions: a large flow filter element for oil production, comprising a pipeline and a filter tube, the filter tube is installed on the outer wall of the pipeline, and the outer wall of the pipeline is provided with a connecting assembly.

[0007] The connection assembly consists of an installation unit and a fixing unit. The installation unit is located on the outer wall of the pipeline, and the fixing unit is located on the outer wall of the filter tube.

[0008] Preferably, the installation unit includes an extension tube, a cylinder and a connecting tube, the extension tube is fixedly connected to the outer wall of the pipeline, the cylinder is fixedly connected to the outer wall of the extension tube, the connecting tube is fixedly connected to the outer wall of the filter tube, and a slide groove is opened inside the connecting tube.

[0009] Preferably, the outer wall of the extension tube is slidably connected to the inner wall of the connecting tube, and the filter tube can be moved by sliding so that the connecting tube moves to the outer wall of the extension tube. The outer wall of the cylinder is slidably connected to the inner wall of the slide groove. The presence of the cylinder can limit the filter tube.

[0010] Preferably, the fixing unit comprises a sleeve, a fixing plate and a limiting plate, the sleeve is arranged on the outer wall of the connecting pipe, the fixing plate is fixedly connected to the outer wall of the pipeline, and the limiting plate is fixedly connected to the outer wall of the filter tube.

[0011] Preferably, the sleeve is respectively located on the outer wall of the pipe and the outer wall of the filter tube, and the outer wall of the pipe and the outer wall of the filter tube are both provided with threads. The inner wall of the sleeve is respectively adapted to the threads provided on the outer wall of the pipe and the threads provided on the outer wall of the filter tube, and the fixation between the pipe and the filter tube can be completed by rotating the sleeve.

[0012] Preferably, the filter tube consists of an outer shell, a connecting ring and a filter plate, the connecting ring is arranged inside the outer shell, the filter plate is fixedly connected to the inside of the connecting ring, and an inner groove is opened inside the outer shell.

[0013] Preferably, the inner wall of the inner groove is provided with threads, and the outer wall of the connecting ring is adapted to the threads provided on the inner wall of the inner groove, and the connecting ring can be moved by rotation to complete the assembly of the filter tube.

[0014] The utility model provides a large flow filter element for oil production, which has the following beneficial effects:

[0015] 1. The large flow filter element for oil production is provided with an extension pipe, a connecting pipe and a sleeve, and the filter tube is moved so that the filter tube moves on the outer wall of the pipeline. At this time, the extension pipe will slide into the interior of the connecting pipe, and the sleeve will be rotated. The sleeve will move to the outer wall of the filter tube under the action of the thread. At this time, the filter tube and the pipeline are fixed, and the operation is simple and convenient.

[0016] 2. The large flow filter element for oil production can move the outer shell by rotating it by setting the outer shell and the connecting ring, so that the outer shell moves on the outer wall of the connecting ring under the action of the thread, thereby completing the separation between the outer shell and the connecting ring, making it convenient for operators to replace the filter plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0018] Figure 1 It is a schematic diagram of the overall structure connection of the utility model;

[0019] Figure 2 This is a schematic diagram of the overall structure separation of the utility model;

[0020] Figure 3 It is a partial schematic diagram of the overall structure of the utility model;

[0021] Figure 4 This is a schematic diagram of the separation of the filter tube structure of the utility model.

[0022] In the figure: 1, pipeline; 2, filter tube; 3, connecting assembly; 301, extension tube; 302, cylinder; 303, connecting tube; 304, slide groove; 305, sleeve; 306, fixing plate; 307, limiting plate; 201, outer shell; 202, connecting ring; 203, filter plate; 204, inner groove. DETAILED DESCRIPTION

[0023] The following will be combined with the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] like Figure 1-4 As shown, the utility model provides a technical solution: a large flow filter element for oil production, including a pipeline 1 and a filter tube 2, the filter tube 2 is installed on the outer wall of the pipeline 1, the outer wall of the pipeline 1 is provided with a connecting component 3, the connecting component 3 is composed of an installation unit and a fixing unit, the installation unit is located on the outer wall of the pipeline 1, and the fixing unit is located on the outer wall of the filter tube 2.

[0026] The installation unit includes an extension tube 301, a cylinder 302 and a connecting tube 303. The extension tube 301 is fixedly connected to the outer wall of the pipeline 1, the cylinder 302 is fixedly connected to the outer wall of the extension tube 301, and the connecting tube 303 is fixedly connected to the outer wall of the filter tube 2. The outer wall of the extension tube 301 is slidably connected to the inner wall of the connecting tube 303, and the filter tube 2 can be moved by sliding so that the connecting tube 303 moves to the outer wall of the extension tube 301. A sliding groove 304 is provided inside the connecting tube 303, and the outer wall of the cylinder 302 is slidably connected to the inner wall of the sliding groove 304. The existence of the cylinder 302 can limit the filter tube 2.

[0027] The fixing unit includes a sleeve 305, a fixing plate 306 and a limiting plate 307. The sleeve 305 is arranged on the outer wall of the connecting pipe 303. The sleeve 305 is respectively located on the outer wall of the pipe 1 and the outer wall of the filter tube 2. The outer wall of the pipe 1 and the outer wall of the filter tube 2 are both provided with threads. The inner wall of the sleeve 305 is respectively adapted to the threads provided on the outer wall of the pipe 1 and the threads provided on the outer wall of the filter tube 2. The fixing between the pipe 1 and the filter tube 2 can be completed by rotating the sleeve 305. The fixing plate 306 is fixedly connected to the outer wall of the pipe 1, and the limiting plate 307 is fixedly connected to the outer wall of the filter tube 2.

[0028] By setting the extension tube 301, the connecting tube 303 and the sleeve 305, the filter tube 2 is moved so that the filter tube 2 moves on the outer wall of the pipeline 1. At this time, the extension tube 301 will slide into the interior of the connecting tube 303, and the sleeve 305 will be rotated. The sleeve 305 moves to the outer wall of the filter tube 2 under the action of the thread to locate the filter tube 2. At this time, the filter tube 2 and the pipeline 1 are fixed, and the operation is simple and convenient.

[0029] The filter tube 2 consists of an outer shell 201, a connecting ring 202 and a filter plate 203. The connecting ring 202 is arranged inside the outer shell 201, and the filter plate 203 is fixedly connected to the inside of the connecting ring 202. An inner groove 204 is provided inside the outer shell 201, and a thread is provided on the inner wall of the inner groove 204. The outer wall of the connecting ring 202 is adapted to the thread provided on the inner wall of the inner groove 204, and the connecting ring 202 can be moved by rotating to complete the assembly of the filter tube 2.

[0030] By setting the shell 201 and the connecting ring 202, the shell 201 can be moved by rotation, so that the shell 201 moves on the outer wall of the connecting ring 202 under the action of the thread, thereby completing the separation between the shell 201 and the connecting ring 202, making it convenient for operators to replace the filter plate 203.

[0031] When in use, the filter tube 2 is moved by sliding so that the filter tube 2 slides on the outer wall of the pipe 1. At this time, the extension tube 301 will enter the interior of the connecting pipe 303, and the cylinder 302 will slide inside the slide groove 304. The sleeve 305 is rotated so that the sleeve 305 moves under the action of the thread until the outer wall of the sleeve 305 abuts against the outer wall of the limit plate 307. At this time, the connection between the pipe 1 and the filter tube 2 is completed.

Claims

1. A large flow filter element for oil production, comprising a pipeline (1) and a filter tube (2), wherein the filter tube (2) is installed on the outer wall of the pipeline (1), characterized in that: The outer wall of the pipeline (1) is provided with a connecting assembly (3); The connection assembly (3) is composed of a mounting unit and a fixing unit, the mounting unit is located on the outer wall of the pipeline (1), and the fixing unit is located on the outer wall of the filter tube (2); The installation unit comprises an extension pipe (301), a cylinder (302) and a connecting pipe (303); the extension pipe (301) is fixedly connected to the outer wall of the pipeline (1); the cylinder (302) is fixedly connected to the outer wall of the extension pipe (301); the connecting pipe (303) is fixedly connected to the outer wall of the filter pipe (2); and a slide groove (304) is provided inside the connecting pipe (303).

2. A large flow filter element for oil production according to claim 1, characterized in that: The outer wall of the extension tube (301) is slidably connected to the inner wall of the connecting tube (303), and the outer wall of the cylinder (302) is slidably connected to the inner wall of the sliding groove (304).

3. A large flow filter element for oil production according to claim 1, characterized in that: The fixing unit comprises a sleeve (305), a fixing plate (306) and a limiting plate (307); the sleeve (305) is arranged on the outer wall of the connecting pipe (303); the fixing plate (306) is fixedly connected to the outer wall of the pipeline (1); and the limiting plate (307) is fixedly connected to the outer wall of the filter tube (2).

4. A large flow filter element for oil production according to claim 3, characterized in that: The sleeve (305) is respectively located on the outer wall of the pipeline (1) and the outer wall of the filter tube (2); the outer wall of the pipeline (1) and the outer wall of the filter tube (2) are both provided with threads; the inner wall of the sleeve (305) is respectively adapted to the threads provided on the outer wall of the pipeline (1) and the threads provided on the outer wall of the filter tube (2).

5. The large flow filter element for oil production according to claim 1, characterized in that: The filter tube (2) comprises an outer shell (201), a connecting ring (202) and a filter plate (203); the connecting ring (202) is arranged inside the outer shell (201); the filter plate (203) is fixedly connected to the inside of the connecting ring (202); and an inner groove (204) is provided inside the outer shell (201).

6. A large flow filter element for oil production according to claim 5, characterized in that: The inner wall of the inner groove (204) is provided with threads, and the outer wall of the connecting ring (202) is adapted to the threads provided on the inner wall of the inner groove (204).

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