CN219462792U - Continuous sand setting filter for oil-water well flushing operation - Google Patents
Continuous sand setting filter for oil-water well flushing operation Download PDFInfo
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- CN219462792U CN219462792U CN202320560759.XU CN202320560759U CN219462792U CN 219462792 U CN219462792 U CN 219462792U CN 202320560759 U CN202320560759 U CN 202320560759U CN 219462792 U CN219462792 U CN 219462792U
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- water
- oil
- sand setting
- flushing operation
- continuous sand
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
- Y02A20/204—Keeping clear the surface of open water from oil spills
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Abstract
The utility model discloses a continuous sand setting filter for oil-water well flushing operation, which comprises the following components: the device comprises a mounting shell, a water inlet pipe, a lower filter screen, a discharge pipe, an impurity collecting mechanism and a guide ring, wherein the water inlet pipe is arranged at the rear side of the mounting shell; the sealing cover is arranged on the upper side of the mounting shell, the upper end of the sealing cover is provided with a water outlet pipe, and the right side of the water outlet pipe is communicated with the connecting pipe; the mounting flange, its monomer is installed respectively in the upper end of mounting shell and the lower extreme of closing cap, and the inboard of mounting flange installs the sealing ring, the inboard of sealing ring is provided with the filter screen, the solid fixed ring is installed to the upside of sealing ring. This continuous sand setting filter of oil water well flushing operation can wash the filter screen, avoids appearing blocking up after long-time use, and can separate the impurity of equidimension not.
Description
Technical Field
The utility model relates to the technical field related to oil-water wells, in particular to a continuous sand setting filter for well washing operation of an oil-water well.
Background
In the production process of oil and gas fields, a large amount of sewage is required to be treated, meanwhile, the sewage can not be discharged at will due to the environmental protection requirement, the sewage problem can be solved only by means of sewage reinjection stratum, and in the sewage reinjection process, due to sand, crystallization and the like in the sewage, a filter screen is often blocked and needs to be frequently cleaned, so that a sand setting filter is used for solid-liquid separation;
the Chinese patent grant publication No. CN203469646U is a small-sized centrifugal sand setting type drip irrigation filter, which comprises a centrifugal filter and a net type filter, and is characterized in that: the centrifugal filter comprises an upper cyclone cylinder, a middle separating cylinder and a lower sand setting tank, and a water inlet pipe is arranged in the tangential direction of the upper part of the cyclone cylinder; the net filter comprises a net filter cylinder which is connected with the upper part of the cyclone cylinder through a flange, a filter element is arranged in the net filter cylinder, the upper part of the net filter cylinder is connected with a net filter cover through a flange, and a water outlet pipe is arranged at the upper part of the net filter cover. The device has the advantages of simple and compact structure, small volume, low cost, stable operation and convenient maintenance;
most prior art solutions still have the following drawbacks: the continuous sand setting filter is inconvenient to wash the filter screen, is easy to block after long-time use and is inconvenient to separate impurities with different sizes, so that the utility model provides a continuous sand setting filter for oil-water well flushing operation, and solves the problems.
Disclosure of Invention
The utility model aims to provide a continuous sand setting filter for oil-water well flushing operation, which solves the problems that the filter screen is inconvenient to wash, is easy to be blocked after long-time use and is inconvenient to separate impurities with different sizes in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a continuous sand setting filter for oil-water well flushing operation, comprising:
the device comprises a mounting shell, a water inlet pipe, a guide ring, a lower filter screen, a discharge pipe, an impurity collecting mechanism, a guide block, a limiting plate and a slag hole, wherein the water inlet pipe is arranged at the rear side of the mounting shell;
the sealing cover is arranged on the upper side of the mounting shell, the upper end of the sealing cover is provided with a water outlet pipe, the right side of the water outlet pipe is communicated with a connecting pipe, the lower end of the connecting pipe is provided with a water guide pipe arranged in the sealing cover, and the lower side of the water guide pipe is provided with a spray head;
the mounting flange, its monomer is installed respectively in the upper end of mounting shell and the lower extreme of closing cap, and the inboard of mounting flange installs the sealing ring, the inboard of sealing ring is provided with the filter screen, the solid fixed ring is installed to the upside of sealing ring.
Preferably, the material outlet is arranged on the inner side of the collecting box, the guide block fixed in the collecting box is arranged on the inner side of the material outlet, the limiting plate fixed in the collecting box is arranged on the outer side of the material outlet, and the slag outlet is arranged on the outer side of the collecting box.
Preferably, the sealing rings are used for gap compensation between the monomers of the mounting flange, and the monomers of the mounting flange are detachably connected through bolts.
Preferably, the fixing ring, the sealing cover and the mounting flange form an integrated structure through welding, and the inner side of the fixing ring is inclined.
Preferably, the guide ring is spirally arranged on the inner side of the installation shell, and the upper end of the guide ring is communicated with the inlet of the water inlet pipe.
Preferably, the lower filter screen is obliquely arranged on the inner side of the installation shell.
Preferably, the water guide pipes are arranged in the sealing cover in a criss-cross mode, and the spray heads are uniformly arranged on the lower sides of the water guide pipes.
Preferably, the limiting plates are arranged at equal intervals in the collecting box, and the limiting plates are obliquely arranged.
Preferably, the upper end of the guide block is spherically shaped.
Compared with the prior art, the utility model has the beneficial effects that: the continuous sand setting filter for the oil-water well flushing operation can flush a filter screen, avoid blockage after long-time use, and separate impurities with different sizes;
1. the water guide pipes are arranged in the sealing cover in a criss-cross manner, and the spray heads are uniformly arranged on the lower sides of the water guide pipes, so that water guided out of the water guide pipes can flush the upper filter screen, and the spray heads are prevented from being blocked after being used for a long time;
2. the lower filter screen is obliquely arranged on the inner side of the installation shell, so that the lower filter screen can filter precipitated sand and stone crystals to a certain extent, larger particles are discharged into the discharge pipe leftwards after being filtered, smaller particles are reasonably precipitated to the lower end of the installation shell, impurities with different sizes are separated, and the overload of a single impurity collecting mechanism is avoided;
3. the guide ring is arranged on the inner side of the installation shell in a spiral mode, the upper end of the guide ring is communicated with the inlet of the water inlet pipe, turbid water entering the installation shell can rotate downwards in a spiral mode through the guide ring, and sand and stone crystals are more facilitated to downwards precipitate.
Drawings
FIG. 1 is a schematic diagram of a front cross-sectional structure of the present utility model;
FIG. 2 is a schematic top view of the seal ring and mounting flange connection of the present utility model;
FIG. 3 is a schematic top view of the connection between the water guide pipe and the mounting housing;
fig. 4 is an enlarged schematic view of the structure of fig. 1 a according to the present utility model.
In the figure: 1. mounting a shell; 2. a water inlet pipe; 3. a guide ring; 4. a lower filter screen; 5. a discharge pipe; 6. an impurity collection mechanism; 601. a collection box; 602. a discharge port; 603. a guide block; 604. a limiting plate; 605. a slag outlet; 7. a cover; 8. a water outlet pipe; 9. a connecting pipe; 10. a water conduit; 11. a spray head; 12. a mounting flange; 13. a seal ring; 14. a filter screen is arranged; 15. and a fixing ring.
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.
Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a continuous sand setting filter of oil water well flushing operation, including installing shell 1 rear side installs inlet tube 2, and install guide ring 3 in the inboard of installing shell 1, the downside of guide ring 3 is provided with the lower filter screen 4 of installing in shell 1 equally, and the left side of lower filter screen 4 is provided with row material pipe 5, impurity collection mechanism 6 is installed to the lower extreme of installing shell 1, and impurity collection mechanism 6 includes collecting box 601, bin outlet 602, guide block 603, limiting plate 604 and slag notch 605, bin outlet 602 is installed to the inboard of collecting box 601, and the inboard of bin outlet 602 is provided with guide block 603 that is fixed in collecting box 601, the outside of bin outlet 602 is provided with limiting plate 604 that is fixed in collecting box 601, and slag notch 605 is installed to the outside of collecting box 601;
the sealing cover 7 is arranged on the upper side of the installation shell 1, the water outlet pipe 8 is arranged at the upper end of the sealing cover 7, the right side of the water outlet pipe 8 is communicated with the connecting pipe 9, the lower end of the connecting pipe 9 is provided with a water guide pipe 10 arranged in the sealing cover 7, the lower side of the water guide pipe 10 is provided with a spray head 11, the installation flange 12 is respectively arranged on the upper end of the installation shell 1 and the lower end of the sealing cover 7, the inner side of the installation flange 12 is provided with a sealing ring 13, the inner side of the sealing ring 13 is provided with an upper filter screen 14, and the upper side of the sealing ring 13 is provided with a fixing ring 15;
when the device is used, as shown in fig. 1, sewage is led in from the water inlet pipe 2, is spirally arranged on the inner side of the installation shell 1 through the guide ring 3, and is communicated with the inlet of the water inlet pipe 2 at the upper end of the guide ring 3, so that turbid water entering the installation shell 1 can spirally rotate downwards through the guide ring 3, sand crystals are more beneficial to downwards depositing, the lower filter screen 4 is obliquely arranged on the inner side of the installation shell 1, so that the lower filter screen 4 can perform certain filtration on the deposited sand crystals, larger particles are discharged to the left into the discharge pipe 5 after being filtered, smaller particles are deposited at the lower end of the installation shell 1, impurities with different sizes are separated, enter the impurities in the impurity collecting mechanism 6 and are guided through the guide block 603, and the water body moves randomly in the collecting box 601, the limiting plates 604 are arranged at equal intervals in the collecting box 601 and the limiting plates 604 are inclined, so that partial impurities can be collected by the limiting plates 604, the water body is prevented from moving and moving at will, then as shown in figures 2, 3 and 4, after the water body is used for a long time, the upper filter screen 14 is required to be washed, the valve of the water outlet pipe 8 is closed, the valve of the connecting pipe 9 is opened, the spray heads 11 are uniformly arranged in the sealing cover 7 in a crisscross manner through the water guide pipes 10 and the lower sides of the water guide pipes 10, the water guided out of the water guide pipes 10 can wash the upper filter screen 14, the inner sides of the fixing rings 15 are inclined, the water body can be well guided, and meanwhile, gap compensation is carried out between the monomers through the mounting flanges 12 through the sealing rings 13 and detachable connection is formed through bolts between the monomers of the mounting flanges 12, so that the water body is convenient to detach, the inside of the installation housing 1 is cleaned.
Standard parts used in the utility model can be purchased from the market, special-shaped parts can be customized according to the description of the specification and the drawings, the specific connection modes of all parts adopt conventional means such as mature bolts, rivets and welding in the prior art, the machinery, the parts and the equipment adopt conventional modes in the prior art, and the circuit connection adopts conventional connection modes in the prior art, so that details are not described in detail in the specification, and the utility model belongs to the prior art known to the person skilled in the art.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (9)
1. The utility model provides a continuous sand setting filter of oil water well flushing operation which characterized in that includes:
the device comprises a mounting shell (1), wherein a water inlet pipe (2) is arranged at the rear side of the mounting shell, a guide ring (3) is arranged at the inner side of the mounting shell (1), a lower filter screen (4) which is also arranged in the mounting shell (1) is arranged at the lower side of the guide ring (3), a discharge pipe (5) is arranged at the left side of the lower filter screen (4), an impurity collecting mechanism (6) is arranged at the lower end of the mounting shell (1), and the impurity collecting mechanism (6) comprises a collecting box (601), a discharge hole (602), a guide block (603), a limiting plate (604) and a slag hole (605);
the sealing cover (7) is arranged on the upper side of the mounting shell (1), the upper end of the sealing cover (7) is provided with a water outlet pipe (8), the right side of the water outlet pipe (8) is communicated with a connecting pipe (9), the lower end of the connecting pipe (9) is provided with a water guide pipe (10) arranged in the sealing cover (7), and the lower side of the water guide pipe (10) is provided with a spray head (11);
the mounting flange (12), its monomer is installed in the upper end of mounting shell (1) and the lower extreme of closing cap (7) respectively, and sealing ring (13) are installed to the inboard of mounting flange (12), the inboard of sealing ring (13) is provided with filter screen (14), fixed ring (15) are installed to the upside of sealing ring (13).
2. The continuous sand setting filter for oil-water well flushing operation according to claim 1, wherein: the inside of collecting box (601) is installed bin outlet (602), and the inboard of bin outlet (602) is provided with guide block (603) that are fixed in collecting box (601), the outside of bin outlet (602) is provided with limiting plate (604) that are fixed in collecting box (601), and slag notch (605) are installed in the outside of collecting box (601).
3. The continuous sand setting filter for oil-water well flushing operation according to claim 1, wherein: the single bodies of the mounting flanges (12) are subjected to gap compensation by using the sealing rings (13), and the single bodies of the mounting flanges (12) are detachably connected through bolts.
4. The continuous sand setting filter for oil-water well flushing operation according to claim 1, wherein: the fixing ring (15) and the sealing cover (7) and the mounting flange (12) form an integrated structure through welding, and the inner side of the fixing ring (15) is inclined.
5. The continuous sand setting filter for oil-water well flushing operation according to claim 1, wherein: the guide ring (3) is arranged on the inner side of the installation shell (1) in a spiral shape, and the upper end of the guide ring (3) is communicated with the inlet of the water inlet pipe (2).
6. The continuous sand setting filter for oil-water well flushing operation according to claim 1, wherein: the lower filter screen (4) is obliquely arranged at the inner side of the installation shell (1).
7. The continuous sand setting filter for oil-water well flushing operation according to claim 1, wherein: the water guide pipes (10) are arranged in the sealing cover (7) in a crisscross mode, and spray heads (11) are uniformly arranged on the lower sides of the water guide pipes (10).
8. The continuous sand setting filter for oil-water well flushing operation according to claim 2, wherein: the limiting plates (604) are arranged in the collecting box (601) at equal intervals, and the limiting plates (604) are obliquely arranged.
9. The continuous sand setting filter for oil-water well flushing operation according to claim 2, wherein: the upper end of the guide block (603) is spherical.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202320560759.XU CN219462792U (en) | 2023-03-21 | 2023-03-21 | Continuous sand setting filter for oil-water well flushing operation |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202320560759.XU CN219462792U (en) | 2023-03-21 | 2023-03-21 | Continuous sand setting filter for oil-water well flushing operation |
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Publication Number | Publication Date |
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CN219462792U true CN219462792U (en) | 2023-08-04 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202320560759.XU Active CN219462792U (en) | 2023-03-21 | 2023-03-21 | Continuous sand setting filter for oil-water well flushing operation |
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CN (1) | CN219462792U (en) |
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2023
- 2023-03-21 CN CN202320560759.XU patent/CN219462792U/en active Active
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