CN219272317U - Gas field produced liquid sand filtering device convenient to wash - Google Patents
Gas field produced liquid sand filtering device convenient to wash Download PDFInfo
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- CN219272317U CN219272317U CN202223464160.0U CN202223464160U CN219272317U CN 219272317 U CN219272317 U CN 219272317U CN 202223464160 U CN202223464160 U CN 202223464160U CN 219272317 U CN219272317 U CN 219272317U
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Abstract
The utility model provides a gas field produced liquid sand filtering device convenient to wash, relate to gas field exploitation field, novel device main part is the sand filtering device shell, sealed top cap has been arranged at sand filtering device shell top, it has been arranged to store sand chamber to its bottom, the support frame, the drain pipe, the sand discharging mouth has been arranged to its inner wall bottom, it arranges in sand discharging mouth below to store sand chamber, the mixer has been arranged on the sealed top cap, the mixer is connected with stirring paddle through the connecting axle, be connected with the water injection pipe on the sealed top cap, the valve has been arranged on the water injection pipe, the flowmeter, annular filter screen has been arranged in the sand filtering device shell, the solid fixed ring has been arranged to annular filter screen bottom, the sealing ring has been arranged at the top, sand discharging bottom has been arranged to store sand chamber bottom, be connected with the wash pipe on the sand storing chamber, sand storing chamber surface has been arranged the viewing port, sand filtering device shell surface has been arranged the speed regulator, novel device convenient to use, the installation can use, stir the filtration to gas field produced liquid, the processing speed is fast, and need not to demolish the device and wash.
Description
Technical Field
The utility model relates to the field of gas field exploitation, in particular to a gas field produced liquid sand filtering device convenient to clean.
Background
Under the age background of developing low-carbon economy, natural gas preparation is favored, and the natural gas preparation is gradually becoming a top beam column of future world primary energy. The main component of natural gas is CH 4 The combustion product being CO 2 And water, which belongs to clean energy and low-carbon fuel, and CO discharged by natural gas during combustion 2 57% of the fuel coal, 71% of the fuel oil and NO X The emission amount of the fuel is reduced by 80 percent and 72 percent respectively compared with the emission amount of the fuel coal and the fuel oil, and the fuel oil is an ideal clean fuel. Among the three major fossil energy sources, natural gas has the highest heat value and the least pollution, is one of the most abundant energy sources in the world, is becoming the most important energy source commodity, and can be used as urban fuel gas and power generation fuel gas and also can be used as raw materials of chemical products. The technology adopted by the large-scale commercial natural gas is mature, so that the natural gas is widely valued, and the specific gravity of the natural gas in energy consumption is improved as much as possible in various countries.
In the production process of the gas field, because the stratum contains water and sand, a certain amount of solid particles and impurities such as suspended matters are required to be doped in the stratum water, the produced liquid is required to be filtered, the conventional filtering device is required to be cleaned regularly during operation, and the filtering device is required to be disassembled during cleaning, so that a great amount of manpower and material resources are consumed, for example, in the sand filtering device for the produced liquid of the offshore gas field, patent No. CN202120405374.7, the sand filtering effect is realized through the cooperation of parts of a built-in sand filtering pipe, a sand filtering inner pipe, a guide clamping ring, a first-stage sand filtering plate, a second-stage sand filtering plate and a third-stage sand filtering plate, but in the use method (step 6, the filtering pressure or flow is monitored, and the filtering is stopped when the filtering pressure or flow reaches a preset value), step 7, the device is disassembled, a cleaning agent is reversely injected into the built-in sand filtering pipe for cleaning, and steps 2-6 are repeated after cleaning, the novel device is also required to be disassembled for reassembling after cleaning.
Based on the problems, the utility model provides the gas field produced liquid sand filtering device convenient to clean, which is used for stirring and filtering the gas field produced liquid, has high processing speed, does not need to dismantle and clean the device, has simple processing technology and convenient cleaning, saves manpower and material resources, and improves the convenience of gas field exploitation.
Disclosure of Invention
The utility model aims to overcome the defects and provide the gas field produced liquid sand filtering device convenient to clean, which is convenient to use, install, use and clean, and can be produced according to the actual gas field requirements.
The embodiment of the utility model provides a gas field produced liquid sand filtering device convenient to clean, which comprises a sand filtering device shell, a sealing top cover, a sand storage cavity, a stirrer and an annular filter screen, wherein the sealing top cover is arranged at the top of the sand filtering device shell, the sand storage cavity, a support frame and a drain pipe are arranged at the bottom of the sand filtering device shell, a sand discharging port is arranged at the bottom of the inner wall of the sand filtering device shell, the sand storage cavity is arranged below the sand discharging port, the stirrer is arranged on the sealing top cover, the stirrer is connected with the stirring blade through a connecting shaft, the connecting shaft and the stirring blade are arranged inside the sand filtering device shell, a water injection pipe is connected on the sealing top cover, a valve and a flowmeter are arranged on the water injection pipe, the annular filter screen is arranged in the sand filtering device shell, a fixed ring is fixedly connected with the bottom of the inner wall of the sand filtering device shell through bolts, a sealing ring is arranged at the top of the annular filter screen, the annular filter screen is in sealing contact with the sealing top cover through the sealing ring, a sand discharging bottom cover is arranged at the bottom of the sand storage cavity, the sand storage cavity is connected with the valve is connected with the sand storage cavity, the valve is arranged on the water drain pipe, the valve is connected with the flushing device through the surface of the stirrer, and the speed regulating cable is arranged on the surface of the filter is connected with the surface of the sand filtering device.
The stirring filtration treatment that novel device adopted specifically is to pour into sand-containing stratum water into the filter chamber, then stir through mixer, the connecting axle, stirring paddle quick rotating's mode, because the sand body granule has the difference with the quality of stratum water, the sand body granule that the quality is big can gradually sink, the sand body granule that acts on in the bottom through the stirring can gradually get into and deposit sand intracavity, and annular filter screen can see through stratum water and leave sand body granule, filterable effect has been guaranteed, record the filtration flow through the flowmeter, deposit sand intracavity sand body volume through the viewing aperture observation, when sand body volume reaches the default, can open the sediment bottom and carry out the sediment removal and wash, pour into the sparge water through the wash pipe during the sediment removal, the abluent efficiency of sediment removal has been improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of the structure of the device.
Fig. 2 is a schematic view of the appearance of the inventive device.
Reference numerals: 1. the sand filtering device comprises a sand filtering device shell 2, a sealing top cover 3, a sand storage cavity 4, a supporting frame 5, a stirrer 6, a connecting shaft 7, stirring paddles 8, a water injection pipe 9, a valve 10, a flowmeter 11, an annular filter screen 12, a fixed ring 13, a sealing ring 14, a sand discharge port 15, a sand discharge bottom cover 16, a flushing pipe 17, a drain pipe 18, an observation port 19 and a speed regulator.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1-2, the embodiment of the utility model provides a gas field produced liquid sand filtering device convenient to clean, which comprises a sand filtering device shell 1, a sealing top cover 2, a sand storage cavity 3, a stirrer 5 and an annular filter screen 11, wherein the sealing top cover 2 is arranged at the top of the sand filtering device shell 1, the sand storage cavity 3, a support frame 4 and a drain pipe 17 are arranged at the bottom of the sand filtering device shell 1, a sand discharge port 14 is arranged at the bottom of the inner wall of the sand filtering device shell 1, the sand storage cavity 3 is arranged below the sand discharge port 14, the stirrer 5 is arranged on the sealing top cover 2, the stirrer 5 is connected with the stirrer 7 through a connecting shaft 6, the connecting shaft 6 and the stirrer 7 are arranged inside the sand filtering device shell 1, a water injection pipe 8 is connected to the sealing top cover 2, a valve 9 and a flowmeter 10 are arranged on the water injection pipe 8, the annular filter screen 11 is arranged in the sand filtering device shell 1, a fixed ring 12 is arranged at the bottom of the annular filter screen 11, a sand discharge port 14 is fixedly connected with the bottom of the inner wall of the sand filtering device shell 1 through a fixed connection bolt 11, the sealing ring 13 is arranged at the top of the sealing ring 11 and is connected with the sand storage cavity 3 through a sealing ring 13, a sealing ring 13 is arranged on the sealing top cover 16 and a flushing pipe 19 is arranged on the surface of the sealing top cover 16, and the sand filter screen is connected with the sealing top cover 3 through a sealing top cover 19, and a flushing pipe is arranged on the surface of the sealing top cover 19.
The sand filtering device shell 1 is of a hollow cylinder structure, is made of stainless steel, and can be adjusted in specification according to actual use requirements.
The sealing top cover 2 is made of stainless steel, the specification of the sealing top cover is adjusted according to the sand filtering device shell 1, the sealing top cover 2 is connected with the sand filtering device shell 1 in a sealing mode through bolts, and sealing gaskets are arranged at the connecting positions of the sealing top cover 2 and the sand filtering device shell 1.
The sand storage cavity 3 is of a conical cylinder structure, is made of stainless steel, is concentrically arranged with the bottom surface of the sand filtering device shell 1, and can be adjusted according to actual use requirements and used for storing filtered sand.
The support frame 4 is made of stainless steel, and pulleys or insulating pads can be arranged at the bottom of the support frame as required.
The stirrer 5 is used for driving the connecting shaft 6 to rotate, stirring blades 7 are formed to form centrifugal force, and the opening/closing of the stirrer is controlled and the rotation number is regulated through a speed regulator 19 when the stirrer is used.
The water injection pipe 8 is made of stainless steel, is connected with a production tree of a gas field during use, and is used for discharging stratum water at the bottom of a gas well into the casing 1 of the sand filtering device.
The flowmeter 10 is used to record flow usage.
The annular filter screen 11 is of a hollow cylinder structure, the material of the annular filter screen is stainless steel, filter meshes are arranged on the surface of the annular filter screen, and the aperture and the number of the filter meshes can be adjusted according to actual filter requirements.
The middle annular part of the annular filter screen 11 is a filter cavity, the water injection pipe 8 stretches into the filter cavity of the annular filter screen 11, and the sand-containing stratum water injected from the water injection pipe 8 is directly injected into the filter cavity for filtering.
The fixed ring 12 is made of stainless steel and is used for fixedly connecting the annular filter screen 11 with the sand filtering device shell 1, and when the annular filter screen 11 needs to be replaced, the annular filter screen 11 can be separated from the sand filtering device shell 1 by unscrewing bolts for replacement.
The sealing ring 13 is used for ensuring that the annular filter screen 11 is in sealing contact with the bottom of the sealing top cover 2.
The sand discharge port 14 is used for discharging sand, the sand discharge port 14 is circular and is concentrically arranged with the bottom surface of the sand filtering device shell 1, and the diameter of the sand discharge port 14 can be adjusted according to the use requirement.
The sand discharging bottom cover 15 is made of stainless steel, the sand discharging bottom cover 15 is connected with the sand storing cavity 3 in a clamping and sealing manner, and a sealing gasket is arranged at the joint of the sand discharging bottom cover 15 and the sand storing cavity.
The flushing pipe 16 is made of stainless steel and is used for flushing when removing sand bodies in the sand storage cavity 3.
The drain pipe 17 is made of stainless steel and is used for draining the filtered stratum water, and is connected with a drain pipe net in use.
The observation port 18 is made of toughened glass and is used for observing the volume of the sand body in the sand storage cavity 3.
Said invented device needs to be connected with power supply when it is used.
The specifications of the parts of the device of the utility model can be adjusted according to practical application.
The application method of the gas field produced liquid sand filtering device convenient to clean comprises the following steps of:
and step 1, determining parameters of parts of the device according to actual use requirements.
And 2, connecting the water injection pipe 8 with a christmas tree of the gas field, and connecting the drain pipe 17 with a drain pipe net.
And 3, opening a valve 9 on the water injection pipe 8 and the water discharge pipe 17, and injecting the sand-containing stratum water into the filter cavity.
And 5, after stirring and filtering the sand-containing stratum water, allowing the stratum water to permeate out of the annular filter screen 11, entering a drain pipe for draining, allowing the sand body to enter the sand storage cavity 3 through the sand draining port 14 after filtering and stirring, and recording flow data through the flowmeter 10.
And 6, observing the volume of the sand body in the sand storage cavity 3 through an observation port 18, and closing the water injection pipe 8 and the valve 9 on the water drain pipe 17 when the volume of the sand body reaches a preset value.
In one embodiment, in the step 6, when the preset sand volume value is set to 80% of the volume of the sand storage cavity 3.
And 7, opening the sand discharge bottom cover 15 to perform sand discharge cleaning, and injecting flushing water through the flushing pipe 16 during sand discharge, so that the sand discharge cleaning efficiency is improved.
And step 8, repeating the steps 3-7 after cleaning.
The foregoing description of the embodiments has been provided for the purpose of illustrating the general principles of the utility model, and is not meant to limit the scope of the utility model, but to limit the utility model to the particular embodiments, and any modifications, equivalents, improvements, etc. that fall within the spirit and principles of the utility model are intended to be included within the scope of the utility model.
Claims (5)
1. The utility model provides a gas field produced liquid sand filtering device convenient to wash, its characterized in that includes sand filtering device shell (1), sealed top cap (2), deposit sand chamber (3), mixer (5), annular filter screen (11), sealed top cap (2) have been arranged at sand filtering device shell (1) top, sand depositing chamber (3), support frame (4), drain pipe (17) have been arranged to sand filtering device shell (1) bottom, sand discharging port (14) have been arranged to sand filtering device shell (1) inner wall bottom, sand depositing chamber (3) are arranged in sand discharging port (14) below, agitator (5) have been arranged on sealed top cap (2), agitator (5) are connected with stirring paddle (7) through connecting axle (6), stirring paddle (7) are arranged inside sand filtering device shell (1), be connected with water injection pipe (8) on the sealed top cap (2), valve (9) flowmeter (10) have been arranged on the water injection pipe, sand filtering device shell (1) inner wall bottom has been arranged in the bottom annular filter screen (11), annular filter screen (12) are fixed through fixed with fixed bottom (12) bottom bolt (12), the utility model discloses a sand filter, including sand filter, sealing ring (13) have been arranged at annular filter screen (11) top, annular filter screen (11) and sealing top cap (2) pass through sealing ring (13) sealing contact, sand discharge bottom (15) have been arranged to sand storage chamber (3) bottom, be connected with wash pipe (16) on sand storage chamber (3), valve (9) have been arranged on wash pipe (16), valve (9), flowmeter (10) have been arranged on drain pipe (17), sand storage chamber (3) surface has arranged viewing aperture (18), sand filter shell (1) surface has arranged speed regulator (19), speed regulator (19) are connected with mixer (5) through control cable.
2. The gas field produced liquid sand filtering device convenient to clean according to claim 1, wherein the sand filtering device shell (1) is of a hollow cylinder structure, the sand filtering device shell is made of stainless steel, the sealing top cover (2) is connected with the sand filtering device shell (1) in a sealing mode through bolts, and sealing gaskets are arranged at the connecting positions of the sealing top cover and the sand filtering device shell.
3. The gas field produced liquid sand filtering device convenient to clean according to claim 1, wherein the sand storage cavity (3) is of a conical cylinder structure, is made of stainless steel and is arranged concentrically with the bottom surface of the sand filtering device shell (1).
4. A gas field produced fluid sand filtering device convenient to clean according to claim 1, characterized in that the sand discharge opening (14) is circular and is arranged concentrically with the bottom surface of the sand filtering device housing (1).
5. The gas field produced liquid sand filtering device convenient to clean according to claim 1, wherein the sand discharging bottom cover (15) is made of stainless steel, the sand discharging bottom cover (15) is connected with the sand storing cavity (3) through a buckle seal, and a sealing gasket is arranged at the connecting position of the sand discharging bottom cover and the sand storing cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223464160.0U CN219272317U (en) | 2022-12-27 | 2022-12-27 | Gas field produced liquid sand filtering device convenient to wash |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223464160.0U CN219272317U (en) | 2022-12-27 | 2022-12-27 | Gas field produced liquid sand filtering device convenient to wash |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219272317U true CN219272317U (en) | 2023-06-30 |
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ID=86928519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223464160.0U Active CN219272317U (en) | 2022-12-27 | 2022-12-27 | Gas field produced liquid sand filtering device convenient to wash |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219272317U (en) |
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2022
- 2022-12-27 CN CN202223464160.0U patent/CN219272317U/en active Active
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