CN216457203U - Precipitation and drainage mechanism of valve for oil exploitation - Google Patents

Abstract

The utility model belongs to the technical field of oil exploitation, and relates to a precipitation and pollution discharge mechanism of a valve for oil exploitation. The utility model has novel design, can effectively prevent the valve core from being abraded by petroleum impurities, prolongs the service life of the valve, and particularly can realize the pollution discharge of the valve without stopping production, and tightly close the valve when switching the flow, thereby ensuring the normal production of flow transformation construction or other operations and ensuring the normal production of crude oil gathering and transportation.

Description

Precipitation and drainage mechanism of valve for oil exploitation

Technical Field

The utility model belongs to the technical field of oil exploitation, and particularly relates to a precipitation and pollution discharge mechanism of a valve for oil exploitation.

Background

The petroleum is a complex mixture consisting of gaseous, liquid and solid hydrocarbon compounds and a small amount of impurities existing in nature, sand, well cementing cement blocks, rubber fragments, operation impurities and the like are contained in the produced petroleum, and the petroleum can be deposited when flowing slowly to influence the circulation of the pipeline to the petroleum. Impurity deposit in the oil is in the case department of valve, can cause the friction great when the case rotates for the leakproofness of case receives the damage, thereby shortens the life of valve, and impurity deposit in the oil can cause the influence to the circulation of valve simultaneously in valve department, causes the valve to close untight when the flow switches, influences flow transformation construction or other operations, influences crude oil gathering and transportation normal production.

Compared with the prior patent technology through retrieval, the method comprises the following steps:

an online blowoff valve, application No. 200910308977.9, comprising a valve body with a liquid inlet channel, a liquid outlet channel, a valve cavity, a valve core and a valve rod are arranged in the valve cavity, one end of the valve rod is connected with the valve core, the other end penetrates out of the valve body, the valve cavity is cylindrical, a valve core seat with the shape matched with the shape of the inner wall of the valve cavity is arranged in the valve cavity, the valve core seat is axially fixed and circumferentially and rotatably connected with the valve cavity, and a communicating channel capable of communicating the liquid inlet channel and the liquid outlet channel is arranged on the valve core seat; and a sealing structure is arranged between the valve cavity and the valve core seat. Although the online cleaning, maintenance and part replacement of the online blowdown valve are convenient, the online cleaning, maintenance and blowdown valve must be stopped, and the online cleaning, maintenance and blowdown cannot be carried out without stopping production, so that the production is influenced.

A blowdown structure of the valve, application number 202021678746.5, including the valve, two connecting pipes and support columns set in two said connecting pipes separately; the two beam plates are respectively and fixedly arranged at the tops of the two support columns; the two concave frames are fixedly arranged at the bottoms of the two beam plates respectively; the two first screw rods are respectively and rotatably arranged on the inner walls of the two sides of the two concave frames; the two first motors are respectively and fixedly installed on the outer wall of one side, close to each other, of the two concave frames, and output shafts of the two first motors are respectively and fixedly connected with one ends of the two first screw rods; two sliding connection columns. Although the pollution discharge structure of the valve provided by the utility model has the advantages of replacing manual cleaning, reducing the cleaning difficulty and realizing thorough cleaning, two motors are used at two ends of the valve for driving, the price is high, the structure is complex, and the cleaned impurities of the valve still flow into the next-stage valve and a pipeline, so that the hidden production danger still exists.

The utility model provides a pipeline valve with blowdown function, application number 202021203060.0, includes valve body, coupling mechanism and blowdown mechanism, and the fixed intercommunication in top of valve body is equipped with the mounting bracket, and blowdown mechanism includes drum, first filter screen, framework, second filter screen, solid plate and handle, and drum and first filter screen all set up the inner wall at the valve body, and the framework setting is between drum and first filter screen, and the framework is the elastic plastic material. This kind of pipeline valve with blowdown function, through be provided with drum and first filter screen on the valve body and set up blowdown mechanism between drum and first filter screen, first filter screen can filter impurity, and impurity after the filtration can be piled up in the framework, sets up solid plate in the framework and sets up the handle on solid plate, can pass through manual pulling handle, and then takes out the framework from the valve body internally to handle the impurity of piling up in the framework. Although the online cleaning, maintenance and replacement of the filter screen are convenient, the online sewage discharge valve has to be stopped in production, and the filter screen cannot be cleaned, maintained and discharged on line without stopping production, so that the normal production is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a precipitation and pollution discharge mechanism of a valve for oil exploitation, which has the characteristics of preventing impurities from precipitating and preventing the impurities from damaging a valve core in the valve.

The utility model provides the following technical scheme:

a deposit blowdown mechanism of valve for oil exploitation includes: the device comprises a valve body, a filtering component, a linkage component, a screening component, a joint, a tee joint, a sewage discharge valve, a communicating pipe and a check valve; the method is characterized in that: the oil-gas separation valve is characterized in that a sewage draining outlet for draining stains is formed in the bottom of the input end of the valve body, a filtering component for filtering the stains is arranged inside the valve body, a linkage component for opening and closing is arranged at the bottom of the valve body, a screening component for separating oil and impurities is arranged below the linkage component, a joint is arranged on the lower portion of the screening component, a tee joint is arranged on the lower portion of the joint and is vertically connected with the sewage draining valve, a lower filtering plate is transversely and fixedly connected with the inside of a communicating pipe, and the communicating pipe is fixedly connected with the check valve and the output end of the valve body.

The filter assembly comprises a support, an impeller and an upper filter plate, the impeller penetrates through the center of the support and the center of the upper filter plate, and the impeller is rotatably connected with the support and the upper filter plate.

The support and the upper filter plate are fixedly connected with the inner wall of the valve body.

The support and the upper filter plate are respectively positioned on two sides of the sewage draining outlet, one end of the impeller is fixedly connected with a scraping brush, the scraping brush is positioned between the support and the upper filter plate, and one side of the scraping brush is contacted with the upper filter plate.

The linkage assembly comprises an installation seat, a connecting ring and a sealing plug, the connecting ring is fixedly connected with the inner wall of the installation seat, and the sealing plug is connected with the connecting ring in a sliding mode.

The mounting seat is fixedly connected to the lower portion of the outer wall of the valve body, and the mounting seat corresponds to the sewage draining outlet in position.

The screening assembly comprises a collecting box and a collecting hopper, the collecting hopper is fixedly connected with the collecting box, and the lower portion of the collecting box is connected with the joint bolt.

The cross section of the collecting box is trapezoidal and comprises a top frame and a sealing ring, the top frame is of a T-shaped structure, a cylindrical oblique top terminal is arranged in the middle of the top frame, a transverse shaft of the top frame is movably connected with two side walls of the collecting box, a square head at the left end of the transverse shaft penetrates through the left wall to be exposed, the sealing ring is arranged between the transverse shaft and the left wall, and the upper part of the collecting box is connected with the lower part of the mounting seat through a bolt.

The utility model has the beneficial effects that: the valve core of the valve is novel in design, abrasion of petroleum impurities to the valve core of the valve can be effectively prevented, the service life of the valve is prolonged, particularly, the valve can be used for discharging pollution without stopping production, the valve is tightly closed when the flow is switched, the flow reconstruction construction or other operations are normally carried out, and the normal production of crude oil gathering and transportation is guaranteed.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

The parts of the device not involved are the same as or can be implemented using prior art.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings that are required to be used in the description of the embodiments will be briefly described below, and the same reference numerals are used to designate the same components throughout the drawings, which are for the purpose of illustrating preferred embodiments only and are not to be construed as limiting the present invention, it being apparent that the drawings in the following description are merely some embodiments of the present invention, and various other advantages and benefits will become apparent to those skilled in the art from the detailed description of the preferred embodiments, and other drawings may be obtained from the drawings without inventive effort.

FIG. 1 is a schematic sectional view of the present invention in a front view;

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is a left side view of the present invention;

fig. 4 is a schematic cross-sectional side view of the closure plug and the head frame of the present invention.

In the figure: 0. a lower filter plate; 1. a valve body; 11. a sewage draining outlet; 2. a filter assembly; 21. a support; 22. an impeller; 221. scraping and brushing; 23. an upper filter plate; 3. a linkage assembly; 31. a mounting seat; 32. a connecting ring; 33. a closing plug; 4. a screening assembly; 41. a collection box; 411. a top frame; 412. a seal ring; 5. a joint; 6. a tee joint; 7. a blowdown valve; 8. a communicating pipe; 9. a check valve.

Detailed Description

To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined objects, the following detailed description will be given to the precipitation and drainage mechanism of the valve for oil exploitation, the specific implementation, structure, features and effects thereof, in conjunction with the accompanying drawings and the preferred embodiments. In the following description, different "one embodiment" or "an embodiment" refers to not necessarily the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

The term "and/or" herein is merely an association describing an associated object, meaning that three relationships may exist, e.g., a and/or B, with the specific understanding that: both a and B may be included, a may be present alone, or B may be present alone, and any of the three cases can be provided.

Referring to fig. 1-4, the present invention provides the following technical solutions:

a deposit blowdown mechanism of valve for oil exploitation includes: the device comprises a lower filter plate 0, a valve body 1, a filter component 2, a linkage component 3, a screening component 4, a joint 5, a tee joint 6, a sewage valve 7, a communicating pipe 8 and a check valve 9; open the input bottom of valve body 1 has the drain 11 that is used for discharging the spot, the inside of valve body 1 is equipped with and is used for the filterable filter assembly 2 of spot, the bottom of valve body 1 is equipped with the interlock subassembly 3 that is used for opening and close, the below of interlock subassembly 3 is equipped with and is used for the branch sieve subassembly 4 of oil and impurity separation, divide sieve subassembly 4 lower part to be equipped with and connect 5, it is equipped with tee bend 6 to connect 5 lower parts, tee bend 6 is vertical to be connected with blowdown valve 7, lower filter plate 0 and the inside horizontal fixed connection of communicating pipe 8, through communicating pipe 8 and check valve 9, the output fixed connection of valve body 1.

Specifically, the filter assembly 2 comprises a bracket 21, an impeller 22 and an upper filter plate 23, wherein the impeller 22 penetrates through the centers of the bracket 21 and the upper filter plate 23, and the impeller 22 is rotatably connected with the bracket 21 and the upper filter plate 23; support 21 plays support limiting displacement to impeller 22, and support 21 support the position increase and go up the interval between filter plate 23 to impeller 22, reduce the oil and cause the vortex to impeller 22's rotation when passing through filter plate 23, impeller 22 realizes rotating under the promotion of circulation oil, thereby can drive when impeller 22 rotates and scrape brush 221 and carry out synchronous rotation, it is used for carrying out prefilter to the impurity in the oil to go up filter plate 23, can prevent the harmful effects that large granule impurity caused valve body 1, guarantee valve body 1's normal life.

Specifically, the bracket 21 and the upper filter plate 23 are both fixedly connected with the inner wall of the valve body 1; support 21 and last filter plate 23 are fixed at the inner wall of valve body 1, and are located the input of valve body 1 to filter impurity through last filter plate 23, play the guard action to valve body 1, and can carry out the part with the impurity of oil and discharge, reduce impurity and deposit and cause the influence to the transport effect of pipeline.

Specifically, the bracket 21 and the upper filter plate 23 are respectively positioned at two sides of the sewage outlet 11, one end of the impeller 22 is fixedly connected with the scraping brush 221, the scraping brush 221 is positioned between the bracket 21 and the upper filter plate 23, and one side of the scraping brush 221 is contacted with the upper filter plate 23; go up filter plate 23 and be located one side of drain 11, can pass through drain 11 landing to the outside of valve body 1 at the impurity that last filter plate 23 stopped, thereby can discharge impurity, scrape brush 221 and rotate under impeller 22's drive, and scrape the continuous rotation of brush 221 and carry out annular cleaning to last filter plate 23, clear up the adhesion at the impurity on last filter plate 23 surface, prevented because of the more last filter plate 23 that causes of impurity, thereby guaranteed the oil circulation nature of last filter plate 23.

Specifically, the linkage assembly 3 comprises an installation seat 31, a connecting ring 32 and a closing plug 33, wherein the connecting ring 32 is fixedly connected with the inner wall of the installation seat 31, and the closing plug 33 is in sliding connection with the connecting ring 32; the closing plug 33 is in an open state under the support of the top frame 411, so that oil and impurities can pass to the collecting box 41, and when the closing plug 33 loses the support of the top frame 411 below, the closing plug 33 is matched with the connecting ring 32 under the push of the oil to realize closing, so that the collecting box 41 can be detached.

Specifically, the mounting seat 31 is fixedly connected to the lower part of the outer wall of the valve body 1, and the mounting seat 31 corresponds to the sewage draining outlet 11; the mounting seat 31 is arranged at a position corresponding to the sewage draining exit 11, and guides the petroleum and impurities flowing out of the sewage draining exit 11, so that the switching function is realized.

Specifically, the screening assembly 4 comprises a collecting box 41 fixedly connected with the collecting box 41, the lower part of the collecting box 41 is connected with a joint 5 through a bolt, and the collecting box 41 temporarily stores impurities in the petroleum.

Specifically, the cross section of the collecting box 41 is trapezoidal, and comprises a top frame 411 and a sealing ring 412, the top frame 411 is of a 'T' -shaped structure, the middle part of the top frame is a cylindrical oblique top terminal, a transverse shaft of the top frame 411 is movably connected with two side walls of the collecting box 41, a square head at the left end of the transverse shaft penetrates through the left wall to be exposed, the sealing ring 412 is arranged between the transverse shaft and the left wall, and the upper part of the collecting box 41 is in bolted connection with the lower part of the mounting seat 31; the collection box 41 and the mounting seat 31 are connected through bolts, so that normal disassembly and maintenance can be guaranteed. The design of cylindrical oblique top terminal in the middle of roof-rack 411 utilizes the inclined plane design for roof-rack 411 rotates labour saving and time saving, and the setting of sealing washer 412 has guaranteed the dynamic seal nature of the cross axle of roof-rack 411 and collecting box 41 left wall.

The working principle and the using operation process of the utility model are as follows:

a deposit pollution discharge mechanism of valve for oil exploitation is when carrying oil, when oil flows in the external pipeline through the valve body 1, the crude oil drives the impeller 22 to rotate, and the impeller 22 and the scraping brush 221 cooperate to clean the impurities adhered on the surface of the upper filter plate 23, thereby preventing the upper filter plate 23 from blocking, increasing the passing ability of the upper filter plate 23 to oil, and the impurities filtered by the upper filter plate 23 drop into the mounting seat 31 from the sewage outlet 11, the mounting seat 31 is in an open state with the cooperation of the collecting box 41 and the top frame 411, thereby enabling the filtered impurities and oil to flow, when part of the oil mixed with impurities flows to the collecting box 41, the impurities are intercepted in the collecting box 41 for storage, the oil filtered by the lower filter plate 0 is conveyed to the output end of the valve body 1 through the joint 5, the tee joint 6 and the check valve 9, the impurities in the oil can be filtered, thereby prevented impurity to the adverse effect of the inside case of valve body 1, the life of valve body 1 has been increased, guaranteed the oil simultaneously and guaranteed normal circulation when passing through valve body 1, during the periodic blowdown, clockwise rotate roof-rack 411 ninety degrees with the spanner, the closing plug 33 falls to go-between 32, open blowdown valve 7 and discharge the impurity in the valve into the grit chamber, the crude oil of 8 right-hand members of communicating pipe also can not flow backwards under the effect of check valve 9, thereby realize the blowdown of not stopping production, the blowdown finishes, close blowdown valve 7, anticlockwise rotation roof-rack 411 ninety degrees, the normal work of sediment blowdown mechanism recovery of a valve for oil development.

While preferred embodiments of the present invention have been described above, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the following claims be interpreted to embrace the preferred embodiments and all such variations and modifications as fall within the scope of the utility model. It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the utility model. Thus, it is intended that the present invention cover the modifications and variations of this invention provided they come within the scope of the appended claims and their equivalents.

Claims (8)

1. A deposit blowdown mechanism of valve for oil exploitation includes: the device comprises a lower filter plate (0), a valve body (1), a filter component (2), a linkage component (3), a screening component (4), a joint (5), a tee joint (6), a sewage discharge valve (7), a communicating pipe (8) and a check valve (9); the method is characterized in that: the utility model discloses a filter screen for oil and impurity separation, including valve body (1), the input bottom of valve body (1) is opened there is drain (11) that is used for discharging the spot, the inside of valve body (1) is equipped with and is used for the filterable filter assembly (2) of spot, the bottom of valve body (1) is equipped with interlock subassembly (3) that are used for opening and close, the below of interlock subassembly (3) is equipped with branch sieve subassembly (4) that are used for oil and impurity to select separately, it is equipped with joint (5) to divide sieve subassembly (4) lower part, joint (5) lower part is equipped with tee bend (6), tee bend (6) are vertical to be connected with blowoff valve (7), lower filter plate (0) with the inside horizontal fixed connection of communicating pipe (8), through communicating pipe (8) with single current valve (9) the output fixed connection of valve body (1).

2. The deposit and sewage draining mechanism of the valve for oil exploitation according to claim 1, wherein: the filter assembly (2) comprises a support (21), an impeller (22) and an upper filter plate (23), wherein the impeller (22) penetrates through the support (21) and the center of the upper filter plate (23), and the impeller (22) is rotatably connected with the support (21) and the upper filter plate (23).

3. The deposit and sewage draining mechanism of the valve for oil exploitation according to claim 2, wherein: the support (21) and the upper filter plate (23) are fixedly connected with the inner wall of the valve body (1).

4. The deposit and sewage draining mechanism of the valve for oil exploitation according to claim 3, wherein: the support (21) with go up filter plate (23) and be located respectively drain (11) both sides, impeller (22) one end fixedly connected with scrapes brush (221), it is located to scrape brush (221) support (21) with go up between filter plate (23), just scrape brush (221) one side with go up filter plate (23) and contact.

5. The deposit and sewage draining mechanism of the valve for oil exploitation according to claim 1, wherein: the linkage assembly (3) comprises an installation seat (31), a connecting ring (32) and a sealing plug (33), the connecting ring (32) is fixedly connected with the inner wall of the installation seat (31), and the sealing plug (33) is connected with the connecting ring (32) in a sliding mode.

6. The deposit and sewage draining mechanism of the valve for oil exploitation according to claim 5, wherein: the mounting seat (31) is fixedly connected to the lower portion of the outer wall of the valve body (1), and the mounting seat (31) corresponds to the sewage draining outlet (11).

7. The deposit and sewage draining mechanism of the valve for oil exploitation according to claim 5, wherein: the screening assembly (4) comprises a collecting box (41), and the lower part of the collecting box (41) is connected with the joint (5) through a bolt.

8. The deposit and drain mechanism of the valve for oil exploitation according to claim 7, wherein: the cross section of the collecting box (41) is trapezoidal and comprises a top frame (411) and a sealing ring (412), the top frame (411) is of a T-shaped structure, a cylindrical oblique top terminal is arranged in the middle of the top frame, a transverse shaft of the top frame (411) is movably connected with two side walls of the collecting box (41), a square head at the left end of the transverse shaft penetrates through the left wall to be exposed, the sealing ring (412) is arranged between the transverse shaft and the left wall, and the upper portion of the collecting box (41) is connected with the lower portion of the mounting seat (31) through bolts.

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