Anti-blocking stop valve body for oil exploitation

Abstract

The utility model relates to the technical field of oil exploitation, in particular to an anti-blocking stop valve body for oil exploitation, which comprises a valve body and a cleaning component, the left side of the lower end of the valve body is connected with a liquid inlet pipe, a filter screen is arranged in the liquid inlet pipe, and a scraping plate is mounted in the middle of the filter screen through a motor. The cleaning assembly used for cleaning impurities and preventing blocking is arranged on the surface of the filter screen and comprises a cleaning box, impurity discharging openings, a sealing cover, a side sealing plate and a control rod, the impurity discharging openings are formed in the two sides of the lower end of the cleaning box, the sealing cover is arranged at the upper end of the cleaning box, and the side sealing plate is arranged on the inner sides of the impurity discharging openings; a control rod is mounted at the upper end of the side sealing plate; the device has the beneficial effects that the filter screen plays a role in filtering impurities in the liquid inlet pipe, blockage caused by the fact that the impurities enter the valve body during oil exploitation is avoided, the scraping plate is driven by the motor to swing on the net surface after being filtered by the filter screen to scrape the impurities, a filter component does not need to be disassembled to clean the valve body, and convenience is improved.

Description

Technical Field

[0001] The utility model relates to the field of oil exploitation, in particular to a stop valve body for oil exploitation that prevents blockage. Background Art

[0002] Oil extraction refers to the act of digging and extracting oil from a place where oil is stored. In the process of oil extraction, oil and gas flow from the reservoir into the bottom of the well and rise from the bottom of the well to the wellhead. During the extraction, a stop valve is used to open and close to control the amount of oil extracted. The stop valve is also called a stop valve. However, during oil extraction, there are many debris, which flow into the inside of the stop valve and cause the stop valve to become blocked. When closing and dismantling the valve body to clean up the impurities, it is time-consuming and labor-intensive, which will also affect oil extraction. Utility Model Content

[0003] The utility model aims to provide a stop valve body for oil mining to prevent blockage, so as to solve the problems raised in the above-mentioned background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a stop valve body for anti-clogging petroleum exploitation, comprising a valve body and a cleaning assembly, wherein the left side of the lower end of the valve body is connected to a liquid inlet pipe, and a filter screen is arranged inside the liquid inlet pipe, a scraper plate is installed in the middle of the filter screen through a motor, the cleaning assembly for cleaning impurities and preventing blockage is arranged on the surface of the filter screen, and the cleaning assembly comprises a cleaning box, a debris discharge port, a sealing cover, a side sealing plate and a control rod, debris discharge ports are opened on both sides of the lower end of the cleaning box, and a sealing cover is arranged on the upper end of the cleaning box, a side sealing plate is arranged on the inner side of the debris discharge port, and a control rod is installed on the upper end of the side sealing plate.

[0005] Preferably, both sides of the top of the cleaning box are provided with limiting components for limiting the side sealing plates, and the cleaning box and the impurity discharge port are an integrated structure.

[0006] Preferably, the limiting assembly comprises a limiting ring and a limiting plate, and the limiting plate is arranged above the limiting ring.

[0007] Preferably, the limiting assembly further comprises a through hole and a fixing plate, the side of the limiting plate is provided with a through hole, and fixing plates are arranged on both sides of the limiting plate.

[0008] Preferably, a control frame is provided on the top of the valve body, and a threaded rod is vertically installed in the middle of the control frame.

[0009] Preferably, an auxiliary plate is provided outside the control frame, and guide plates are provided on both sides of the auxiliary plate.

[0010] Preferably, a rotating head is provided at the top of the threaded rod, and a movable hole is opened at the side of the rotating head, a movable rod is provided inside the movable hole, and an end block is installed at the end of the movable rod.

[0011] Preferably, a liquid outlet pipe is provided at the right end of the lower end of the valve body, and a flange is installed at the end of the liquid outlet pipe.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The utility model discloses a stop valve body for preventing clogging of oil production, which plays a role of filtering impurities inside the liquid inlet pipe through the filter screen, so as to prevent impurities from entering the valve body and causing clogging during oil production; the scraper plate is driven by the motor behind the filter screen to swing on the screen surface to scrape off impurities, and there is no need to remove the filter component to clean the valve body, which increases convenience and prevents the filter screen from being blocked by accumulation of impurities; the debris discharge port is used for the external discharge of impurities scraped off by the scraper plate, and the debris discharge ports on both sides are opened in turn on both sides of the cleaning box to discharge impurities; the side sealing plates are used for sealing the debris discharge ports to prevent oil leakage; the side sealing plates are opened and closed in turn to be opened and discharged in turn at the debris discharge ports, and the control rod is used for controlling the side sealing plates.

[0014] The limiting ring allows the control rod to be limited by the limiting plate, and applies pressure to the side sealing plate to increase the sealing degree of the side sealing plate. The fixed plate is used for bolt installation of the limiting plate, and disassembly and assembly are simple. The movable hole is used for pulling and moving the movable rod. The movable rod can be extended from the movable hole to increase the holding position of the rotating head, which is convenient for workers with oily hands to better control the rotating head to complete the opening and closing of the valve body. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the cleaning component of the utility model;

[0017] Figure 3 For this utility model Figure 2 The enlarged structural diagram at A in the middle;

[0018] Figure 4 This is a schematic diagram of the structure of the rotating head of the utility model.

[0019] In the figure: 1. Valve body; 2. Liquid inlet pipe; 3. Filter screen; 4. Scraper; 5. Cleaning assembly;

[0020] 501, cleaning box; 502, debris discharge port; 503, cover; 504, side sealing plate; 505, control rod; 6, limit assembly; 601, limit ring; 602, limit plate; 603, through hole; 604, fixed plate; 7, control frame; 8, threaded rod; 9, auxiliary plate; 10, guide plate; 11, rotating head; 12, movable hole;

[0021] 13. Movable rod; 14. End block; 15. Liquid outlet pipe; 16. Flange. DETAILED DESCRIPTION

[0022] In order to make the purpose and technical solution of the utility model clearly and completely described, and the advantages more clearly understood, the embodiments of the utility model are further described in detail in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are part of the embodiments of the utility model, not all of the embodiments, and are only used to explain the embodiments of the utility model, and are not used to limit 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.

[0023] Embodiment 1

[0024] See also Figure 1 and Figure 2 The utility model provides a technical solution: a stop valve body for oil production to prevent clogging, including a valve body 1 and a cleaning component 5, the left side of the lower end of the valve body 1 is connected to a liquid inlet pipe 2, and a filter screen 3 is arranged inside the liquid inlet pipe 2, the filter screen 3 plays a role in filtering impurities inside the liquid inlet pipe 2 to prevent impurities from entering the valve body and causing clogging during oil production, a scraper plate 4 is installed in the middle of the filter screen 3 through a motor, the scraper plate 4 is driven by the motor behind the filter screen 3 to swing on the screen surface to scrape off impurities, and there is no need to remove the filter component to clean the valve body, which increases convenience and prevents impurities from clogging the filter screen 3 due to accumulation, the cleaning component 5 for cleaning impurities and preventing clogging is arranged on the surface of the filter screen 3, and the cleaning component 5 includes a cleaning box 501, a debris discharge port 502, a sealing cover 503, a side sealing plate 504 and a control rod 505, both sides of the lower end of the cleaning box 501 are provided with debris discharge ports 502, a cleaning The cleaning box 501 and the impurity discharge port 502 are an integrated structure. The impurity discharge port 502 is used for the scraper plate 4 to scrape the impurities outward. The impurity discharge ports 502 on both sides are opened in sequence on both sides of the cleaning box 501 to discharge impurities, and a cover 503 is provided on the upper end of the cleaning box 501. A side sealing plate 504 is provided on the inner side of the impurity discharge port 502. The side sealing plate 504 is used to block the impurity discharge port 502 to prevent oil leakage. The side sealing plates 504 are opened and closed in sequence to discharge impurities at the impurity discharge port 502. 2 are opened in sequence to discharge impurities, and a control rod 505 is installed at the upper end of the side sealing plate 504, and the control rod 505 is used to operate the side sealing plate 504. A control frame 7 is arranged on the top of the valve body 1, and a threaded rod 8 is vertically installed in the middle of the control frame 7, an auxiliary plate 9 is arranged on the outside of the control frame 7, and guide plates 10 are arranged on both sides of the auxiliary plate 9, and a liquid outlet pipe 15 is arranged at the right end of the lower end of the valve body 1, and a flange 16 is installed at the end of the liquid outlet pipe 15.

[0025] Embodiment 2

[0026] like Figure 3 As shown, both sides of the top of the cleaning box 501 are provided with limit assemblies 6 for limiting the side sealing plates 504, the limit assemblies 6 include a limit ring 601 and a limit plate 602, and a limit plate 602 is provided above the limit ring 601, the limit ring 601 allows the control rod 505 to be limited by the limit plate 602, and pressure is applied to the side sealing plates 504 to increase the sealing degree of the side sealing plates 504, the limit assembly 6 also includes a through hole 603 and a fixing plate 604, the side of the limit plate 602 is provided with a through hole 603, and both sides of the limit plate 602 are provided with fixing plates 604, the fixing plates 604 are used for bolt installation of the limit plate 602, and the disassembly and assembly are simple.

[0027] Embodiment 3

[0028] like Figure 4 As shown, a rotating head 11 is provided at the top of the threaded rod 8, and a movable hole 12 is opened on the side of the rotating head 11. The movable hole 12 is used for pulling and moving a movable rod 13. A movable rod 13 is provided inside the movable hole 12. The movable rod 13 can be extended from the movable hole 12 to increase the holding position of the rotating head 11, so that the staff with oily hands can better control the rotating head 11 to complete the opening and closing of the valve body, and an end block 14 is installed at the end of the movable rod 13.

[0029] In actual use, the liquid inlet pipe 2 and the liquid outlet pipe 15 at both ends of the valve body 1 are connected to the exploitation pipeline through the flange 16 respectively. When in use for transportation, the filter screen 3 plays a role of filtering impurities inside the liquid inlet pipe 2 to prevent impurities from entering the valve body and causing blockage during oil extraction. After filtering for a period of time, the motor of the scraper 4 behind the screen is turned on, and the scraper 4 swings on the screen surface with the center point as the rotation base point to scrape off the impurities accumulated on the filter screen 3 to avoid blockage. At this time, there is no need to remove the filter component to clean the valve body, which increases convenience. When the scraper 4 swings counterclockwise, its right end part and the right side impurity discharge port 502 of the upper cleaning box 501 are close to each other, and the impurities are pushed toward the impurity discharge port 502 by the scraper 4. When the scraper plate 4 is fitted to the side of the impurity discharge port 502, the side sealing plate 504 corresponding to the impurity discharge port 502 is removed. During the removal, the bolts on the fixed plate 604 are removed so that the limit plate 602 can be removed, so that the staff can take away the side sealing plate 504 through the control rod 505, and the impurities scraped off the surface of the scraper plate 4 can be cleaned. At the same time, the shielding of the impurity discharge port 502 by the scraper plate 4 can avoid oil leakage, so that the valve body can be cleaned and discharged without disassembling and closing. In the same way, when the scraper plate 4 rotates clockwise, when the staff's hands are sticky with oil and slip, the movable rod 13 can be pulled out of the movable hole 12 to increase the holding position of the rotating head 11, so that the staff can better control the rotating head 11 to complete the opening and closing of the valve body.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A stop valve body for anti-clogging oil mining, characterized by: The anti-clogging petroleum exploitation stop valve body comprises a valve body (1) and a cleaning assembly (5); the left side of the lower end of the valve body (1) is connected to a liquid inlet pipe (2), and a filter screen (3) is arranged inside the liquid inlet pipe (2); a scraper plate (4) is installed in the middle of the filter screen (3) through a motor; the cleaning assembly (5) for cleaning impurities and preventing blockage is arranged on the surface of the filter screen (3); the cleaning assembly (5) comprises a cleaning box (501), a debris discharge port (502), a sealing cover (503), a side sealing plate (504) and a control rod (505); the two sides of the lower end of the cleaning box (501) are provided with a debris discharge port (502), and the upper end of the cleaning box (501) is provided with a sealing cover (503); the inner side of the debris discharge port (502) is provided with a side sealing plate (504), and the upper end of the side sealing plate (504) is provided with a control rod (505).

2. The anti-clogging stop valve body for oil mining according to claim 1 is characterized by: Position limiting components (6) for limiting the position of the side sealing plates (504) are arranged on both sides of the top of the cleaning box (501), and the cleaning box (501) and the impurity discharge port (502) are an integrated structure.

3. The anti-clogging stop valve body for oil mining according to claim 2 is characterized by: The limiting assembly (6) comprises a limiting ring (601) and a limiting plate (602), and the limiting plate (602) is arranged above the limiting ring (601).

4. The anti-clogging stop valve body for oil mining according to claim 3 is characterized by: The limiting assembly (6) further comprises a through hole (603) and a fixing plate (604); the side of the limiting plate (602) is provided with a through hole (603), and fixing plates (604) are arranged on both sides of the limiting plate (602).

5. The anti-clogging stop valve body for oil mining according to claim 1 is characterized by: A control frame (7) is arranged on the top of the valve body (1), and a threaded rod (8) is vertically installed in the middle of the control frame (7).

6. The anti-clogging stop valve body for oil mining according to claim 5 is characterized by: An auxiliary plate (9) is arranged outside the control frame (7), and guide plates (10) are arranged on both sides of the auxiliary plate (9).

7. The anti-clogging stop valve body for oil mining according to claim 5 is characterized by: A rotating head (11) is arranged at the top of the threaded rod (8), and a movable hole (12) is opened on the side of the rotating head (11). A movable rod (13) is arranged inside the movable hole (12), and an end block (14) is installed at the end of the movable rod (13).

8. The anti-clogging stop valve body for oil mining according to claim 1 is characterized by: A liquid outlet pipe (15) is provided at the right end of the lower end of the valve body (1), and a flange (16) is installed at the end of the liquid outlet pipe (15).

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