CN102772946A - Filter for cloth strip impurities in crude oil and online dirt-cleaning method - Google Patents
Filter for cloth strip impurities in crude oil and online dirt-cleaning method Download PDFInfo
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- CN102772946A CN102772946A CN2012102891533A CN201210289153A CN102772946A CN 102772946 A CN102772946 A CN 102772946A CN 2012102891533 A CN2012102891533 A CN 2012102891533A CN 201210289153 A CN201210289153 A CN 201210289153A CN 102772946 A CN102772946 A CN 102772946A
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Abstract
The invention relates to an online dirt-cleaning filter capable of filtering and removing cloth strip impurities in crude oil and an online dirt-cleaning method thereof, and belongs to the technical field of a pre-pump protective device of a flowmeter. The online dirt-cleaning filter is characterized in that one side of the cylinder wall of a filter unit cavity body is communicated with a main stream pipeline inlet through a through hole, and the other side of the cylinder wall of the filter unit cavity body is communicated with a main stream pipeline outlet through a filter screen; an air inlet hole is formed in an upper flange and a quick opening cover plate; a cleaning piston plate is further arranged in the filter unit cavity body; the surface of the piston plate is provided with a plurality of filter holes; the cleaning piston plate is fixedly connected with the lower end of a connecting rod placed in a guide sleeve pipe and can move up and down along with the lifting of the connecting rod. The online dirt-cleaning filter has the positive effects of simplicity in structure and convenience for operation. The online dirt-cleaning filter can be moved up and down through a handle to drive the cleaning piston plate to reciprocate up and down so as to scrape attachments on the filter screen; compressed air is introduced to an air inlet to blow down dirt or the impurities on the cleaning piston plate, then the dirt or the impurities are discharged from a blow-off valve of a sewage storage chamber, the whole process can be completed online without dismantling, and thus the online dirt-cleaning filter capable of filtering and removing the cloth strip impurities in the crude oil has the advantages of low labor intensity and high work efficiency.
Description
Technical field
The invention belongs to protective device technical field before the flowmeter pump, relate to a kind of in the Crude Oil Transportation process flowmeter pump front filter, relate in particular to impurity such as containing gloves, rag bar in a kind of crude oil, the online cleaning filter that can onlinely remove contamination and exempt to dismantle.
Background technology
Before filter generally is installed on the flow measurement pump, make the crude oil that gets into pump through filter inner chamber screen pack the time, the impurity that possibly stop up or damage pump thoroughly filters out.
In the high viscosity oil course of conveying; Sometimes because the preceding working procedure careless manipulation, might fiber-like impurity such as gloves, rag bar be brought in the measured medium, and the impurity such as rag bar that conventional filter can't filtering; Very easily cause filter core to stop up, make the filter can't operate as normal.This moment must the termination of pumping breaks in production, takes filter integral body apart, and artificial, manual methods is removed wherein the impurity of rag bar etc. that can't filtering, not only wastes time and energy, and delays production.
Summary of the invention
The objective of the invention is: provide a kind of easy to operate, can to conventional filter can't filtering the online filter of removing contamination and filtering of impurity such as rag.
For achieving the above object; The technical scheme that adopts is: but the online cleaning filter of rag bar impurity in a kind of filtering crude oil; The main flow pipeline that comprises the filter element cavity, fuses with said filter element cavity; And the dirt storage room and the blowoff valve that place said filter element cavity below, it is characterized in that: cylindrical wall one side of said filter element cavity is connected with the import of main flow pipeline through through hole and communicates, and opposite side is connected with the main flow pipe way outlet through filter screen and communicates; The upper end of said filter element cavity is fastenedly connected with upper flange and quick-actuating closure plate, is equipped with air admission hole on said upper flange and the quick-actuating closure plate, and guide thimble places the center of said quick-actuating closure plate, and spacing briquetting is fixedly connected with the upper end of said guide thimble; Also be equipped with the cleaning piston plate in the said filter element cavity; The surface of said cleaning piston plate is equipped with a plurality of filter openings; The connecting rod lower end interior with placing guide thimble, the center of said cleaning piston plate is fixedly connected, and can move up and down with the up-down of said connecting rod; The top of the screen pack of said filter element cavity communicates with main flow pipe way outlet connecting line through shunt valve.
One end of the upper end of said connecting rod and handle flexibly connects, and the middle-end of said handle is a fulcrum with the upper end of support post, and the other end is lever operated end, is connected fixing through spacing locking rope with filter body upper limit locking rope hook.
The online cleaning method of rag bar contaminant filter in said a kind of crude oil is characterized in that:
⑴ the surface of said cleaning piston plate is equipped with a plurality of filter openings; Above the upper limit position of cleaning piston plate, shunt valve is set, guarantee under the blocked extreme operating condition of the screen pack that communicates with the main flow pipe way outlet; Can guarantee filter operate as normal all the time, normal circulation is arranged in the main flow pipeline;
⑵ handle is a fulcrum with the upper end of support post, through the operation up and down of operating grip operating side, realizes the reciprocating motion of connecting rod, and then drives the cleaning piston plate and do slowly and pump; The extreme position that the cleaning piston plate pumps is respectively the screen pack that communicates with main flow pipe way outlet both sides up and down: lever operated end presses down, and it is spacing to link up with the upper limit that realizes the cleaning piston plate through spacing locking rope and spacing locking rope; Unclamp spacing locking rope, carry on the lever operated end, realize spacing the lower limit of said cleaning piston plate through spacing briquetting; To draw together attached to the attachments such as rag bar on the screen pack when cleaning piston plate pumps and remove, and make it get into dirt storage room with gravitational settling;
⑶ stop up like special obstinate dirt or the impurity a plurality of filter openings with the surface of cleaning piston plate, then can feed compressed air at air inlet, and the dirt or the impurity that can will stop up filter opening blow off, and make it get into dirt storage room with gravitational settling, need not termination of pumping.
Good effect of the present invention is: provide a kind of and can onlinely exempt to dismantle the filter that filters, removes contamination; When containing the impurity that conventional filter such as rag bar can't filtering in the measured medium; Can be through the operation up and down of operating grip operating side; Realize the reciprocating motion of connecting rod, and then drive the cleaning piston plate and do slowly and pump, strike off attachment on the screen pack; Feeding compressed air from air inlet can blow off dirt or impurity on the cleaning piston plate filter opening; Get into dirt storage room, discharge from blowoff valve; Whole filter process all can be online, exempt from dismounting accomplishes, and need not termination of pumping does not influence production, has reduced labour intensity; Improved operating efficiency, simple in structure, easy to operate, long service life.
Description of drawings
Below in conjunction with the accompanying drawing and the specific embodiment, the present invention is described further.
Fig. 1 cleaning filter contour structures sketch map:
The upper position limiting structure sketch map of Fig. 2 cleaning piston plate (being positioned at the screen pack top);
The next position limiting structure sketch map of Fig. 3 cleaning piston plate (being positioned at the screen pack below);
Fig. 4 cleaning piston board component structural representation.
Among the figure, the 1-connecting rod; The 2-support post; The 3-handle; The spacing locking rope of 4-; The spacing locking rope hook of 5-; The 6-shunt valve; 7,7 '-Pressure gauge; 8-main flow pipeline; The 9-screen pack; 10-dirt storage room; 11-blowoff valve (flat gate valve); 12-cleaning piston plate; 13-filter element cavity; The 14-upper flange; 15-quick-actuating closure plate; The 16-air inlet; The spacing briquetting of 17-; The 18-guide thimble.
The specific embodiment
But the online cleaning filter of rag bar impurity in a kind of filtering crude oil; The main flow pipeline 8 that comprises filter element cavity 13, fuses with said filter element cavity 13; And the dirt storage room 10 and blowoff valve 11 that place said filter element cavity 13 belows; It is characterized in that: cylindrical wall one side of said filter element cavity 13 is connected with the import of main flow pipeline 8 through through hole and communicates, and opposite side is connected with the outlet of main flow pipeline 8 through filter screen 9 and communicates; The upper end of said filter element cavity 13 is fastenedly connected with upper flange 14 and quick-actuating closure plate 15, and guide thimble 18 places the center of said quick-actuating closure plate 15, and spacing briquetting 17 is fixedly connected with the upper end of said guide thimble 18; Also be equipped with cleaning piston plate 12 in the said filter element cavity 13; The surface of said cleaning piston plate 12 is equipped with a plurality of filter openings; The center of said cleaning piston plate 12 is fixedly connected with the lower end of connecting rod 1 in placing guide thimble 18, and can move up and down with the up-down of said connecting rod 1; The top of the screen pack 9 of said filter element cavity 13 communicates with the outlet connecting pipe road of main flow pipeline 8 through shunt valve 6.
The upper end of said connecting rod 1 is connected with an end of handle 3, and the middle-end of said handle 3 is that fulcrum flexibly connects with the upper end of support post 2, and the other end is the operating side of handle 3.Moving up and down of operating side through operating grip 3; Realize the reciprocating motion of connecting rod 1; And then drive cleaning piston plate 12 and do slowly and pump; The extreme position that cleaning piston plate 12 pumps is respectively the both sides up and down of the screen pack 9 that communicates with 8 outlets of main flow pipeline: handle 3 operating sides press down, and are connected with spacing locking rope hook 5 through spacing locking rope 4 and fix, and realize the upper limit of cleaning piston plate 12 spacing; Unclamp spacing locking rope 4, handle is carried on 3 operating sides, realizes that through spacing briquetting 17 lower limit of cleaning piston plate 12 is spacing.
During use; Measured medium is got into by the import of main flow pipeline 8 under pressure, flows into filter element cavity 13, screen pack 9 filter conventional filter such as containing the rag bar can't the impurity of filtering after; Flow out through the outlet of main flow pipeline 8 then; To draw together attached to the attachments such as rag bar on the screen pack 9 when cleaning piston plate 12 pumps and remove, and make it get into dirt storage room 10 with gravitational settling, this process has been accomplished on-line filtration.The surface of said cleaning piston plate 12 is equipped with a plurality of filter openings; Above the upper limit position of cleaning piston plate 12; The top that is said screen pack 9 is provided with shunt valve 6; Its objective is to guarantee under the blocked extreme operating condition of the screen pack that communicates with main flow pipeline 8 outlet 9, can guarantee filter operate as normal all the time that normal circulation is arranged in the main flow pipeline.
After measured medium is through filter element cavity 13; Dirt that is produced or impurity (like rag etc.) are stopped the edge of screen pack 9 mesh that rest on filter element cavity 13; When being stopped up by dirt and impurity like screen pack 9 mesh, then the filter pressure reduction of importing and exporting two ends increases (Pressure gauge 7 and 7 ' the two pressure difference), need let spacing locking rope 4 and spacing locking rope hook 5 disengagings this moment; On handle 3 operating sides of raising one's hand; Drive down motion of cleaning piston plate 12 through connecting rod 1, can dirt and the impurity on screen pack 9 mesh of filter element cavity 13 be scraped, make filter recover operate as normal (pressure difference at filter two ends reduces).Dirt that is scraped and impurity fall in the dirt storage room 10 under the gravity effect.Stop up like special obstinate dirt or the impurity a plurality of filter openings with the surface of cleaning piston plate 12, then can feed compressed air at air inlet 16 can fall into the sedimentation of blowing off of dirt or impurity in the dirt storage room 10.Can not reduce like filter two ends pressure reduction, show that then dirt storage room 10 is full, need open blowdown flat gate valve 11 this moment; Automatically empty dirt and impurity in the dirt storage room 10; After cleaning piston plate 12 arrival lower positions are accomplished and removed contamination, need press down the operating side of handle 3, cleaning piston plate 12 is reset to upper limit position under the drive of connecting rod 1; Through spacing locking rope 4 and spacing locking rope hook 5, lock spacing.Whole filtration, blowdown, the process of removing contamination all can onlinely be accomplished, need not termination of pumping, and filter effect is remarkable, and it is very convenient to operate.
Claims (3)
1. but the online cleaning filter of rag bar impurity in the filtering crude oil; The main flow pipeline that comprises the filter element cavity, fuses with said filter element cavity; And the dirt storage room and the blowoff valve that place said filter element cavity below; It is characterized in that: cylindrical wall one side of said filter element cavity is connected with the import of main flow pipeline through through hole and communicates, and opposite side is connected with the main flow pipe way outlet through filter screen and communicates; The upper end of said filter element cavity is fastenedly connected with upper flange and quick-actuating closure plate, is equipped with air admission hole on said upper flange and the quick-actuating closure plate, and guide thimble places the center of said quick-actuating closure plate, and spacing briquetting is fixedly connected with the upper end of said guide thimble; Also be equipped with the cleaning piston plate in the said filter element cavity; The surface of said cleaning piston plate is equipped with a plurality of filter openings; The connecting rod lower end interior with placing guide thimble, the center of said cleaning piston plate is fixedly connected, and can move up and down with the up-down of said connecting rod; The top of the screen pack of said filter element cavity communicates with main flow pipe way outlet connecting line through shunt valve.
2. but according to the online cleaning filter of rag bar impurity in the said a kind of filtering crude oil of claim 1; It is characterized in that: an end of the upper end of said connecting rod and handle flexibly connects; The middle-end of said handle is a fulcrum with the upper end of support post; The other end is lever operated end, is connected fixing through spacing locking rope with filter body upper limit locking rope hook.
3. the online cleaning method of the said filter of claim 1 is characterized in that:
⑴ the surface of said cleaning piston plate is equipped with a plurality of filter openings; Above the upper limit position of cleaning piston plate, shunt valve is set, guarantee under the blocked extreme operating condition of the screen pack that communicates with the main flow pipe way outlet; Can guarantee filter operate as normal all the time, normal circulation is arranged in the main flow pipeline;
⑵ handle is a fulcrum with the upper end of support post, through the operation up and down of operating grip operating side, realizes the reciprocating motion of connecting rod, and then drives the cleaning piston plate and do slowly and pump; The extreme position that the cleaning piston plate pumps is respectively the screen pack that communicates with main flow pipe way outlet both sides up and down: lever operated end presses down, and it is spacing to link up with the upper limit that realizes the cleaning piston plate through spacing locking rope and spacing locking rope; Unclamp spacing locking rope, carry on the lever operated end, realize spacing the lower limit of said cleaning piston plate through spacing briquetting; To draw together attached to the attachments such as rag bar on the screen pack when cleaning piston plate pumps and remove, and make it get into dirt storage room with gravitational settling;
⑶ stop up like special obstinate dirt or the impurity a plurality of filter openings with the surface of cleaning piston plate, then can feed compressed air at air inlet, and the dirt or the impurity that can will stop up filter opening blow off, and make it get into dirt storage room with gravitational settling, need not termination of pumping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102891533A CN102772946A (en) | 2012-08-15 | 2012-08-15 | Filter for cloth strip impurities in crude oil and online dirt-cleaning method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102891533A CN102772946A (en) | 2012-08-15 | 2012-08-15 | Filter for cloth strip impurities in crude oil and online dirt-cleaning method |
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| CN102772946A true CN102772946A (en) | 2012-11-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012102891533A Pending CN102772946A (en) | 2012-08-15 | 2012-08-15 | Filter for cloth strip impurities in crude oil and online dirt-cleaning method |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103629511A (en) * | 2013-11-27 | 2014-03-12 | 青岛铁辉工贸有限公司 | Novel flat plate |
| CN104722129A (en) * | 2013-12-19 | 2015-06-24 | 四川高精净化设备有限公司 | Manual scrubbing device of filter |
| CN108310860A (en) * | 2018-04-20 | 2018-07-24 | 温州大学激光与光电智能制造研究院 | A kind of intelligence cleaner |
| CN108821506A (en) * | 2018-06-22 | 2018-11-16 | 广州同康科技发展有限公司 | A kind of rural dispersed sewage disposal system and method |
| CN112535894A (en) * | 2020-11-06 | 2021-03-23 | 温州宾创环保科技有限公司 | Industrial sewage mechanism with residue collection function |
| CN114658641A (en) * | 2022-05-24 | 2022-06-24 | 河南氢枫能源技术有限公司 | Automatic circulating device for oil circuit of compressor for hydrogenation station |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201361478Y (en) * | 2009-02-05 | 2009-12-16 | 罗成 | Quantitative online sewage-discharging filter |
| CN201586427U (en) * | 2009-12-16 | 2010-09-22 | 潘东 | Novel filter |
| CN202700219U (en) * | 2012-08-15 | 2013-01-30 | 罗成 | Online dirt cleaning filter capable of filtering rag strip impurities in crude oil |
-
2012
- 2012-08-15 CN CN2012102891533A patent/CN102772946A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201361478Y (en) * | 2009-02-05 | 2009-12-16 | 罗成 | Quantitative online sewage-discharging filter |
| CN201586427U (en) * | 2009-12-16 | 2010-09-22 | 潘东 | Novel filter |
| CN202700219U (en) * | 2012-08-15 | 2013-01-30 | 罗成 | Online dirt cleaning filter capable of filtering rag strip impurities in crude oil |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103629511A (en) * | 2013-11-27 | 2014-03-12 | 青岛铁辉工贸有限公司 | Novel flat plate |
| CN104722129A (en) * | 2013-12-19 | 2015-06-24 | 四川高精净化设备有限公司 | Manual scrubbing device of filter |
| CN108310860A (en) * | 2018-04-20 | 2018-07-24 | 温州大学激光与光电智能制造研究院 | A kind of intelligence cleaner |
| CN108821506A (en) * | 2018-06-22 | 2018-11-16 | 广州同康科技发展有限公司 | A kind of rural dispersed sewage disposal system and method |
| CN112535894A (en) * | 2020-11-06 | 2021-03-23 | 温州宾创环保科技有限公司 | Industrial sewage mechanism with residue collection function |
| CN112535894B (en) * | 2020-11-06 | 2022-09-16 | 温州宾创环保科技有限公司 | Industrial sewage mechanism with residue collection function |
| CN114658641A (en) * | 2022-05-24 | 2022-06-24 | 河南氢枫能源技术有限公司 | Automatic circulating device for oil circuit of compressor for hydrogenation station |
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Application publication date: 20121114 |