CN220633348U - Expandable filter screen for cleaning oil pipeline - Google Patents
Expandable filter screen for cleaning oil pipeline Download PDFInfo
- Publication number
- CN220633348U CN220633348U CN202322056775.8U CN202322056775U CN220633348U CN 220633348 U CN220633348 U CN 220633348U CN 202322056775 U CN202322056775 U CN 202322056775U CN 220633348 U CN220633348 U CN 220633348U
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- Prior art keywords
- filter
- fixed
- filter screen
- fixing
- filter cartridge
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- 238000004140 cleaning Methods 0.000 title claims abstract description 22
- 239000000758 substrate Substances 0.000 claims abstract description 36
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 24
- 230000007797 corrosion Effects 0.000 claims abstract description 13
- 238000005260 corrosion Methods 0.000 claims abstract description 13
- 239000011248 coating agent Substances 0.000 claims description 12
- 238000000576 coating method Methods 0.000 claims description 12
- 238000001914 filtration Methods 0.000 claims description 5
- 238000005524 ceramic coating Methods 0.000 claims description 4
- 239000003822 epoxy resin Substances 0.000 claims description 4
- 229920000647 polyepoxide Polymers 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 239000011148 porous material Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005536 corrosion prevention Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Filtration Of Liquid (AREA)
Abstract
The utility model discloses an expandable filter screen for cleaning an oil pipeline, which consists of a filter cartridge, a top frame and a hanging buckle; the filter cartridge consists of a cartridge body and a filter disc; the filter cartridge body consists of a filter substrate, a reinforcing plate group, a fixing strip group and a fixing bolt group; the filter substrate is a plane filter plate and can be curled and fixed to form a cylindrical barrel with openings at two ends and an inclined surface at the top surface; the reinforcing plate group is fixed on the inner side plate surface of the filter substrate; the fixing strip group consists of two fixing strips fixed at two side edges of the filter substrate, and the two fixing strips are connected and fixed through bolts; the filter disc is fixed on the bottom surface of the filter cartridge body, and the top frame is obliquely arranged and fixed on the top surface of the filter cartridge; the hanging buckle is an inverted U-shaped handle fixed on the top frame; this filter screen not only can fully filter the oil pipe comprehensively, and can easily expand the filter screen after taking out and demolish, convenient clearance, the practicality is strong, and difficult emergence deformation, corrosion-resistant intensity.
Description
Technical Field
The utility model relates to the technical field of filter screens, in particular to an expandable filter screen for cleaning an oil pipeline.
Background
As the main conveying tool of petroleum, the oil pipeline is formed by a plurality of sections of steel pipes and is formed by connecting the steel pipes in turn in a welding connection mode or a flange connection mode, and meanwhile, the valve is arranged on the pipeline to realize opening and closing control and flow regulation. At present, the oil pipeline mainly comprises isothermal conveying, heating conveying, sequential conveying and other conveying processes. In order to ensure normal transportation of the oil pipeline, dredging, cleaning and corrosion prevention of the interior of the pipeline are one of the important links of pipeline maintenance.
At present, the oil pipeline generally needs to use the filter screen when clear up, specifically, the filter screen sets up in the bypass of pipeline, clear congeal wax ware is along pipeline operation and curl the fixed congeal wax that adheres to the pipeline inner wall and strike off, the congeal wax that strikes off from the pipeline inner wall continues to remove in the pipeline along with clear congeal wax ware under the effect of clear congeal wax ware upper leather cup, when reaching the bypass department that is provided with the filter screen, the congeal wax of striking off is directly pushed into the filter screen, and be collected by the filter screen, wait to clear congeal wax and accomplish the back, catch the filter screen and take out it from the pipeline with traction equipment.
The filter screen for cleaning the oil pipeline has the following defects: 1) The structure is complex, the production cost is high, the filter screen is not convenient to disassemble, assemble, maintain and clean, and the condensed wax in the groove cannot be effectively removed; 2) The filter screen has insufficient structural strength and is easy to bend and deform in the cleaning process; 3) Insufficient corrosion resistance and is easy to rust after long-term use. Based on this, it is necessary to design a filter screen with better structural strength and easy to be cleaned later, aiming at the defects existing in the existing filter screen.
Disclosure of Invention
The utility model aims to provide an expandable filter screen for cleaning an oil pipeline, which solves the technical problems.
For this purpose, the technical scheme of the utility model is as follows:
an expandable filter screen for cleaning an oil pipeline is composed of a filter cartridge, a top frame and a hanging buckle which are sequentially arranged from bottom to top; wherein, the filter cartridge is formed by a filter cartridge body and a filter disc; the filter cartridge body consists of a filter substrate, a reinforcing plate group, a fixing strip group and a fixing bolt group; the filter substrate is a plane filter plate and can be curled and fixed to form a cylindrical barrel with openings at two ends and an inclined surface at the top surface; the reinforcing plate group consists of two strip-shaped reinforcing plates which are mutually parallel and fixed on the inner side plate surface of the filter substrate at intervals along the length direction of the filter substrate, and each reinforcing plate is provided with a through hole corresponding to a filter hole on the filter substrate; the fixing strip group consists of two fixing strips, and the fixing bolt group consists of a plurality of bolts; the two fixing strips are respectively fixed at two side edges of the filter substrate along the width direction of the filter substrate, and a plurality of screw holes are uniformly distributed on each fixing strip, so that the filter substrate is curled and then the filter substrate is fixed by combining and inserting bolts oppositely to form a filter cartridge body; the filter disc is fixed on the bottom surface of the filter cartridge body; the top frame is obliquely arranged and fixed on the top surface of the filter cartridge; the hanging buckle is an inverted U-shaped handle, and the bottom end of the hanging buckle is symmetrically fixed on the top surface of the top frame.
Further, the inner side plate surfaces of the filter substrate and the reinforcing plate are also coated with a corrosion-resistant coating.
Further, the filter substrate and the reinforcing plate are both stainless steel plates; the corrosion-resistant coating is an epoxy resin coating.
Further, the top frame is formed by stacking and fixing a circular fixing ring or a plurality of circular fixing rings, the inner diameter of the top frame is smaller than the inner diameter of the top opening of the filter cylinder body, and the outer diameter of the top frame is larger than the inner diameter of the top opening of the filter cylinder body, so that the top surface of the filter cylinder is centrally fixed on the bottom surface of the top frame.
Further, the outer side wall surface of the top frame is coated with a wear-resistant layer; the wear-resistant layer is a ceramic coating.
Compared with the prior art, the expandable filter screen for cleaning the oil pipeline not only can fully and fully filter the oil pipeline, but also can be easily expanded and removed after being taken out, is convenient to clean and has strong practicability; in addition, this filter screen is through improving the structure of filter screen, not only effectively promotes the structural strength of filter screen, makes it be difficult for taking place deformation, has promoted the corrosion-resistant intensity of filter screen moreover, increase of service life.
Drawings
FIG. 1 is a schematic structural view of an expandable filter screen for cleaning oil pipelines according to the present utility model;
FIG. 2 is a front view of the expandable filter screen for oil pipeline cleaning of the present utility model;
FIG. 3 is a schematic perspective view of an expandable filter screen for cleaning oil pipelines;
FIG. 4 is a top view of the expandable filter screen for oil pipeline cleaning of the present utility model;
fig. 5 is a schematic structural view of the inner side of the filter cartridge body of the expandable filter screen for cleaning oil pipelines.
Detailed Description
The utility model will now be further described with reference to the accompanying drawings and specific examples, which are in no way limiting.
Referring to fig. 1-2, the expandable filter screen for cleaning the oil pipeline consists of a filter cartridge 1, a top frame 2 and a hanging buckle 3 which are sequentially arranged from bottom to top.
Referring to fig. 3 and 5, the filter cartridge 1 is composed of a cartridge body 4 and a filter disc 5; the filter cartridge body 4 is a cylindrical barrel with openings at two ends and an inclined surface at the top surface, and specifically comprises a filter substrate 6, a reinforcing plate group, a corrosion-resistant coating 8, a fixing strip group and a fixing bolt group.
The filtering substrate 6 is a plane filtering plate and can be curled and fixed to form a cylindrical barrel with openings at two ends and an inclined surface at the top surface; the length of the filter screen baseplate 6 is adapted to the inner diameter of the bypass of the oil pipeline so as to ensure that a cylindrical barrel formed by curling and fixing the planar filter plates can be arranged in the bypass of the oil pipeline; the reinforcing plate group consists of two strip-shaped reinforcing plates 7 which are parallel to each other and are fixed on the inner side plate surface of the filter substrate 6 at intervals along the length direction of the filter substrate 6; correspondingly, through holes which are in one-to-one correspondence with and are communicated with the filter holes of the filter screen substrate 6 at the relative fixed positions of the reinforcing plates 7 are formed in each reinforcing plate 7, so that the structural strength of the filter screen substrate 6 is enhanced on the basis of not influencing the filtration, the filter cartridge 1 is not easy to deform, and the oil pipeline has higher compression resistance; the corrosion-resistant coating 8 is coated on the inner side plate surfaces of the filter base plate 6 and the reinforcing plate 7 to improve the corrosion resistance of the filter cartridge body 4.
In the embodiment, the filter substrate 6 and the reinforcing plate 7 are made of stainless steel plates, and the reinforcing plate 7 is welded and fixed on the filter substrate 6; the corrosion-resistant coating 8 is an epoxy resin coating, and the purposes of improving corrosion resistance, slowing down the corrosion of liquid in an oil pipeline to the filter cylinder body 4 and prolonging the service life of the filter screen 1 are realized by covering the inner side plate surfaces of the filter substrate 6 and the reinforcing plate 7 with epoxy resin anticorrosive coating in a spray coating mode.
Referring to fig. 2 and 5, the fixing bar group is composed of two fixing bars 11, which are fixed at both sides of the filter substrate 6 in the width direction of the filter substrate 6, respectively; six screw holes are uniformly distributed on each fixing strip 11; the fixed bolt group consists of six bolts 12 which are matched with screw holes formed on the fixed strip 11; when the filter cartridge is used, the two fixing strips 11 on which the planar filter plate is curled are overlapped and placed, six screw holes on the two fixing strips are respectively in one-to-one correspondence, six bolts 12 are respectively penetrated and arranged in the six screw holes communicated with each other on the two fixing strips 11 in a threaded connection manner, and the two fixing strips 11 are connected and fixed into a whole, namely the planar filter plate is curled and fixed to form the filter cartridge body 4.
The structural design of the filter cylinder body 4 can realize that after the condensed wax of the oil pipeline is completely removed, the filter screen is taken out, unfolded and tiled, and then the condensed wax is efficiently cleaned; and when the congealing wax of the oil pipeline is required to be removed and collected, the congealing wax is curled and fixed again, and the original structure of the filter screen is restored.
The filter disc 5 is a circular disc body with the diameter corresponding to the inner diameter of the bottom opening of the filter cartridge body 4, and is fixed on the bottom surface of the filter cartridge body 4, so that the inner cavity of the filter cartridge body 4 forms a filter tank capable of collecting wax condensate; the pore diameter and the pore density of the filter pores arranged on the filter disc 5 are the same as those of the filter pores on the filter cartridge body 4. Wherein, the pore diameter and the pore density of the filter pores arranged on the filter cartridge body 4 and the filter disc 5 can adopt the prior arrangement mode of the filter pores on the filter screen.
When dredging oil pipeline, place this filter screen inside the pipeline, fully filter oil pipeline comprehensively, the filter screen is easily expanded and demolishd, convenient clearance, the practicality is strong.
Referring to fig. 3 and 4, the top frame 2 is an annular body that is obliquely arranged and fixed on the top surface of the filter cartridge 1, so as to enhance the structural strength of the filter cartridge 1, that is, the stress capability of the filter cartridge is improved in the process of pulling the filter cartridge; in this embodiment, the top frame 2 is formed by two stacked and welded-fixed circular fixing rings 9, the inner diameter of which is smaller than the inner diameter of the top opening of the filter cartridge body 4, and the outer diameter of which is larger than the inner diameter of the top opening of the filter cartridge body 4, so that the top surface of the filter cartridge is centrally fixed on the bottom surface of the top frame 2.
Referring to fig. 4, as a preferable technical scheme of the present embodiment, an outer side wall surface of the top frame 2 is coated with a wear-resistant layer 10; specifically, the wear-resistant layer 10 is a wear-resistant ceramic coating, which is formed by coating the outer side wall surface of the top frame 2 with a wear-resistant ceramic coating in a spray manner, so as to improve the wear resistance of the edge of the top frame 2 and avoid or reduce the wear that may occur during the process of pulling the filter screen out of the pipeline.
Referring to fig. 1 to 3, the hanging buckle 3 is an inverted U-shaped handle, and the bottom end of the hanging buckle is symmetrically welded and fixed on the top surface of the top frame 2; in this embodiment, the hanging buckle 3 may be formed by bending a reinforcing steel bar; the filter screen can be connected with the traction equipment through the hanging buckle 3 after cleaning is finished by the hanging buckle 3, so that the filter screen is pulled by the traction equipment, and is pulled out of the oil pipeline and cleaned.
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 (5)
1. An expandable filter screen for cleaning an oil pipeline is characterized by comprising a filter cartridge (1), a top frame (2) and a hanging buckle (3) which are sequentially arranged from bottom to top; wherein, the filter cartridge (1) is composed of a filter cartridge body (4) and a filter disc (5); the filter cartridge body (4) is composed of a filter substrate (6), a reinforcing plate group, a fixing strip group and a fixing bolt group; the filtering substrate (6) is a plane filtering plate and can be curled and fixed to form a cylindrical barrel with openings at two ends and an inclined surface at the top surface; the reinforcing plate group consists of two strip-shaped reinforcing plates (7), the two reinforcing plates are mutually parallel and fixed on the inner side plate surface of the filter substrate (6) at intervals along the length direction of the filter substrate (6), and through holes corresponding to the filter holes on the filter substrate (6) are formed in each reinforcing plate (7); the fixing strip group consists of two fixing strips (11), and the fixing bolt group consists of a plurality of bolts (12); the two fixing strips (11) are respectively fixed at the two side edges of the filter substrate (6) along the width direction of the filter substrate (6), and a plurality of screw holes are uniformly distributed on each fixing strip (11), so that the filter substrate (6) is curled and then the two fixing strips (11) on the filter substrate are fixed by combining and inserting bolts relatively to form a filter cartridge body (4); the filter disc (5) is fixed on the bottom surface of the filter cartridge body (4); the top frame (2) is obliquely arranged and fixed on the top surface of the filter cartridge (1); the hanging buckle (3) is an inverted U-shaped handle, and the bottom end of the hanging buckle is symmetrically fixed on the top surface of the top frame (2).
2. An expandable filter screen for cleaning oil pipelines according to claim 1, characterized in that the inner side plate surfaces of the filter base plate (6) and the reinforcing plate (7) are also coated with a corrosion resistant coating (8).
3. The expandable filter screen for oil pipeline cleaning according to claim 1, wherein the filter substrate (6) and the reinforcing plate (7) are both stainless steel plates; the corrosion-resistant coating (8) is an epoxy resin coating.
4. The expandable filter screen for oil pipeline cleaning according to claim 1, wherein the top frame (2) is formed by stacking and fixing a circular fixing ring (9) or a plurality of circular fixing rings (9), the inner diameter of the expandable filter screen is smaller than that of the top opening of the filter cartridge body (4), and the outer diameter of the expandable filter screen is larger than that of the top opening of the filter cartridge body (4), so that the top surface of the filter cartridge (1) is centrally fixed on the bottom surface of the top frame (2).
5. The expandable filter screen for cleaning oil pipelines according to claim 1, wherein the outer side wall surface of the top frame (2) is coated with a wear-resistant layer (10); the wear-resistant layer (10) is a ceramic coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322056775.8U CN220633348U (en) | 2023-08-02 | 2023-08-02 | Expandable filter screen for cleaning oil pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322056775.8U CN220633348U (en) | 2023-08-02 | 2023-08-02 | Expandable filter screen for cleaning oil pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220633348U true CN220633348U (en) | 2024-03-22 |
Family
ID=90285944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322056775.8U Active CN220633348U (en) | 2023-08-02 | 2023-08-02 | Expandable filter screen for cleaning oil pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220633348U (en) |
-
2023
- 2023-08-02 CN CN202322056775.8U patent/CN220633348U/en active Active
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