CN113006721A - Oil field drilling circulating sand pumping device with non-return and sand filtering mechanism - Google Patents
Oil field drilling circulating sand pumping device with non-return and sand filtering mechanism Download PDFInfo
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- CN113006721A CN113006721A CN202110427227.4A CN202110427227A CN113006721A CN 113006721 A CN113006721 A CN 113006721A CN 202110427227 A CN202110427227 A CN 202110427227A CN 113006721 A CN113006721 A CN 113006721A
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- Prior art keywords
- sand
- pipe
- sand filtering
- return
- tube
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/06—Arrangements for treating drilling fluids outside the borehole
- E21B21/063—Arrangements for treating drilling fluids outside the borehole by separating components
- E21B21/065—Separating solids from drilling fluids
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/06—Arrangements for treating drilling fluids outside the borehole
- E21B21/063—Arrangements for treating drilling fluids outside the borehole by separating components
- E21B21/065—Separating solids from drilling fluids
- E21B21/066—Separating solids from drilling fluids with further treatment of the solids, e.g. for disposal
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention relates to the technical field of oil development, and particularly discloses an oilfield drilling circulating sand pumping device with a non-return and sand filtering mechanism, which comprises a central tube, a sand filtering barrel and a circulating pump, wherein the lower end of the central tube is connected with a sand washing tube, the upper end of the central tube is connected with an oil tube joint, the upper end of the oil tube joint is connected with a first connecting tube, the first connecting tube is connected to the output end of the circulating pump, an elevator is fixed outside the oil tube joint, an outer tube is sleeved outside the central tube and fixedly connected with the elevator, the inner side of the central tube is provided with the non-return mechanism, the central tube is connected with a sand outlet tube, the sand outlet tube is connected with a second connecting tube, the input end of the circulating pump is connected with a third connecting tube. The invention realizes continuous sand pumping operation, reduces the cost of sand cleaning operation, lightens the operation intensity, simplifies the sand cleaning process, can filter the pumped sand-containing mixed liquid, realizes the circulating sand washing and sand pumping operation and saves water resources.
Description
Technical Field
The invention relates to the technical field of petroleum development, in particular to an oil field drilling circulating sand pumping device with a non-return and sand filtering mechanism.
Background
In the middle and later periods of exploitation of each large oil field in China, sand production of an oil well becomes a serious problem and directly influences the crude oil yield of the oil well, so that each oil field generally adopts a hydraulic sand washing mode to wash accumulated sand in the oil well to the ground, but in the existing washing equipment, fine silt in liquid is difficult to filter, and the fine sand is easy to re-inject into the well, so that the sand washing efficiency is reduced.
Therefore, the existing sand pumping equipment is difficult to realize continuous cleaning operation, poor in cleaning effect, high in operation strength and capable of wasting water resources.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides an oilfield drilling circulating sand pumping device with a non-return and sand filtering mechanism.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an oil field drilling circulation sand pumping device with non return and sand filtering mechanism, includes center tube, sand filtering barrel, circulating pump, the lower extreme of center tube is connected with sand washing pipe, the upper end of center tube is connected with the oil pipe joint, oil pipe joint upper end is connected with first connecting pipe, and first connecting pipe is connected on the output of circulating pump, the oil pipe joint outside is fixed with the elevator, the outside cover of center tube is equipped with the outer tube, and outer tube and elevator fixed connection, the center tube inboard is equipped with non return mechanism, be connected with out the sand pipe on the center tube, be connected with the second connecting pipe on going out the sand pipe, be connected with the third connecting pipe on the input of circulating pump, sand filtering mechanism between second connecting pipe and the third connecting pipe.
Preferably, non return mechanism includes the solid fixed ring of fixed connection in the center tube, gu the fixed ring top is equipped with horizontal connecting rod, the equal fixedly connected with in both ends of connecting rod erects the movable rod of putting, the movable rod runs through solid fixed ring, and movable rod and solid fixed ring sliding connection, the cover is equipped with the spring on the movable rod, the one end of spring is connected on the connecting rod, the other end of spring is connected on solid fixed ring, the downside fixedly connected with of connecting rod is located the inboard conical plate of solid fixed ring.
Preferably, the sand filtering mechanism includes the sand filtering barrel, the one end that the sand outlet pipe was kept away from to the second connecting pipe is connected on the lateral wall of sand filtering barrel, be equipped with sand discharge pipe on sand filtering barrel's the lateral wall, sand filtering barrel's top is run through to be equipped with rather than rotating and be connected with and changes the cover, it is connected with the runner to change the inboard rotation of cover, the runner is located the inboard one end fixedly connected with filter screen section of thick bamboo of sand filtering barrel, the upper end of runner is passed through rotary joint and is connected with the third connecting pipe, sand filtering barrel top is equipped with the drive runner, changes cover pivoted drive structure, it is equipped with the structure of striking off with filter screen section of thick bamboo surface contact to change the cover lower extreme.
Preferably, the driving structure comprises a motor fixedly installed at the top of the sand filtering barrel, the tail end of the output shaft of the motor is fixedly connected with a driving cone pulley, an upper cone pulley is fixedly sleeved on the rotating pipe, a lower cone pulley is fixedly sleeved on the rotating pipe, and the upper cone pulley and the lower cone pulley are respectively meshed with the upper side and the lower side of the driving cone pulley.
Preferably, strike off the structure and include two L type poles, two L type pole difference fixed connection is in the both sides of changeing the cover, and two L type poles set up respectively in the both sides of filtering net section of thick bamboo, two be fixed with the spiral between the L type pole and scrape the pole, the spiral is scraped the pole inboard and is equipped with the brush hair, and the spiral is scraped the pole cover and is established in the filtering net section of thick bamboo outside.
Preferably, the inner bottom of the sand filtering barrel is of an inclined plane structure, and the sand discharge pipe is positioned at the low end of the inclined plane.
Preferably, the tapered plate is integrally formed with the connecting rod.
Preferably, a rubber sleeve is fixed between the central tube and the outer tube.
The invention has the beneficial effects that:
through setting up non return mechanism, the mixed liquid that the conical plate can prevent when scouring, taking out sand gets into center tube upper portion, causes the jam of center tube.
Through setting up a filter screen section of thick bamboo, the mixed liquid that contains sand that takes out gets into the sand filtering barrel through first connecting pipe, filters sand through a filter screen section of thick bamboo to make water circulate and use through third connecting pipe input circulating pump, effectively avoid the waste of water resource.
Through starter motor, the drive initiative cone pulley rotates, can drive the commentaries on classics pipe, change the synchronous antiport of cover, and then drives the rotation of filter screen section of thick bamboo, and the spiral scraping rod rotates, scrapes down through the sand that the spiral scraping rod will filter screen section of thick bamboo surface and hold the better filtration performance of filter screen section of thick bamboo to the deposit is in the bottom of sand filtering barrel, clears away the water that can filter the sand washing through the sand discharge pipe sand discharge, recycles.
The invention realizes continuous sand pumping operation, reduces the cost of sand cleaning operation, lightens the operation intensity, simplifies the sand cleaning process, can filter the pumped sand-containing mixed liquid, realizes the circulating sand washing and sand pumping operation and saves water resources.
Drawings
FIG. 1 is a schematic structural diagram of an oilfield drilling circulating sand pumping device with a non-return and sand filtering mechanism according to the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
fig. 3 is an enlarged view of fig. 1 at B.
In the figure: 1 sand washing pipe, 2 center pipes, 3 outer pipes, 4 rubber sleeves, 5 oil pipe joints, 6 first connecting pipes, 7 sand discharging pipes, 8 second connecting pipes, 9 sand filtering barrels, 10 sand discharging pipes, 11 filtering net cylinders, 12 spiral scraping rods, 13L-shaped rods, 14 motors, 15 third connecting pipes, 16 circulating pumps, 17 fixing rings, 18 springs, 19 movable rods, 20 connecting rods, 21 conical plates, 22 rotary joints, 23 upper conical wheels, 24 rotary pipes, 25 lower conical wheels, 26 rotary sleeves, 27 driving conical wheels and 28 elevator.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-3, an oil field drilling circulation sand pumping device with non-return and sand filtering mechanism, including center tube 2, sand filtering barrel 9, circulating pump 16, the lower extreme of center tube 2 is connected with sand washing pipe 1, the upper end of center tube 2 is connected with oil pipe joint 5, oil pipe joint 5 upper end is connected with first connecting pipe 6, and first connecting pipe 6 is connected on the output of circulating pump 16, oil pipe joint 5 external fixation has elevator 28, the outside cover of center tube 2 is equipped with outer tube 3, and outer tube 3 and elevator 28 fixed connection, be fixed with gum cover 4 between center tube 2 and the outer tube 3, the inboard non-return mechanism that is equipped with of center tube 2, be connected with out sand pipe 7 on the center tube 2, be connected with second connecting pipe 8 on going out sand pipe 7, be connected with third connecting pipe 15 on circulating pump 16's the input, sand filtering mechanism between second connecting pipe 8 and the third connecting pipe 15.
According to the invention, the non-return mechanism comprises a fixed ring 17 fixedly connected in the central tube 2, a transverse connecting rod 20 is arranged above the fixed ring 17, two ends of the connecting rod 20 are fixedly connected with vertical movable rods 19, the movable rods 19 penetrate through the fixed ring 17, the movable rods 19 are in sliding connection with the fixed ring 17, springs 18 are sleeved on the movable rods 19, one ends of the springs 18 are connected onto the connecting rod 20, the other ends of the springs 18 are connected onto the fixed ring 17, a conical plate 21 located on the inner side of the fixed ring 17 is fixedly connected to the lower side of the connecting rod 20, the conical plate 21 and the connecting rod 20 are integrally formed, and the conical plate 21 can prevent mixed liquid during sand washing and sand pumping from entering the upper part of the central tube.
Specifically, the sand filtering mechanism comprises a sand filtering barrel 9, one end of the second connecting pipe 8, which is far away from the sand outlet pipe 7, is connected to the side wall of the sand filtering barrel 9, a sand discharge pipe 10 is arranged on the side wall of the sand filtering barrel 9, the inner bottom of the sand filtering barrel 9 is of an inclined plane structure, the sand discharge pipe 10 is positioned at the low end of the inclined plane, so that deposited sand is discharged conveniently, a rotary sleeve 26 is arranged at the top of the sand filtering barrel 9 in a penetrating manner and is rotatably connected with the top of the sand filtering barrel 9, a rotary pipe 24 is rotatably connected to the inner side of the rotary sleeve 26, a filter screen barrel 11 is fixedly connected to one end of the rotary pipe 24, which is positioned at the inner side of the sand filtering barrel 9, the upper end of the rotary pipe 24 is connected with a third connecting pipe 15 through a rotary joint 22, a driving structure for driving the rotary pipe 24 and the rotary sleeve 26 to rotate is arranged at the top of the sand filtering barrel 9, a scraping structure which is in contact with the outer surface of the rotary, and the water is input to the circulation pump 16 through the third connection pipe 15 to be recycled.
Specifically, the driving structure comprises a motor 14 fixedly installed at the top of the sand filtering barrel 9, the tail end of an output shaft of the motor 14 is fixedly connected with a driving cone pulley 27, an upper cone pulley 23 is fixedly sleeved on a rotating pipe 24, a lower cone pulley 25 is fixedly sleeved on a rotating sleeve 26, the upper cone pulley 23 and the lower cone pulley 25 are respectively meshed with the upper side and the lower side of the driving cone pulley 27, the scraping structure comprises two L-shaped rods 13, the two L-shaped rods 13 are respectively fixedly connected with the two sides of the rotating sleeve 26, the two L-shaped rods 13 are respectively arranged on the two sides of the filtering net barrel 11, a spiral scraping rod 12 is fixed between the two L-shaped rods 13, bristles are arranged on the inner side of the spiral scraping rod 12, the spiral scraping rod 12 is sleeved on the outer side of the filtering net barrel 11, the driving cone pulley 27 is driven to rotate by starting the motor 14, the rotating sleeve 24 and the rotating sleeve 26 synchronously and reversely rotate, the filtering net barrel 11 is further driven, the spiral scraping rod 12 rotates, and the sand on, and deposit in the bottom of sand filtering barrel 9, arrange the sand through sand discharge pipe 10 and clear away and can filter the water of washing sand, carry out recycle, effectively avoid the waste of water resource.
When the sand washing device is used, the circulating pump 16 is started, water is pumped into the central pipe 2 through the first connecting pipe 6, sand washing and cleaning are carried out through the sand washing pipe 1, the cleaned sand-containing mixed liquid is pumped out through the sand outlet pipe 7, the pumped sand-containing mixed liquid enters the sand filtering barrel 9 through the second connecting pipe 8, sand is filtered through the filter screen barrel 11, water is input into the circulating pump 16 through the third connecting pipe 15 for recycling, the driving cone pulley 27 is driven to rotate through the starting motor 14, the rotating pipe 24 and the rotating sleeve 26 can be driven to synchronously and reversely rotate, the filter screen barrel 11 is further driven to rotate, the spiral scraping rod 12 rotates, sand intercepted on the surface of the filter screen barrel 11 is scraped through the spiral scraping rod 12 and deposited at the bottom of the sand filtering barrel 9, and sand washing water can be filtered through the sand discharge pipe 10 for recycling.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (8)
1. The oil field drilling circulating sand pumping device with the non-return and sand filtering mechanisms is characterized by comprising a central pipe (2), a sand filtering barrel (9) and a circulating pump (16), wherein the lower end of the central pipe (2) is connected with a sand washing pipe (1), the upper end of the central pipe (2) is connected with an oil pipe joint (5), the upper end of the oil pipe joint (5) is connected with a first connecting pipe (6), the first connecting pipe (6) is connected with the output end of the circulating pump (16), an elevator (28) is fixed outside the oil pipe joint (5), an outer pipe (3) is sleeved outside the central pipe (2), the outer pipe (3) is fixedly connected with the elevator (28), the non-return mechanism is arranged on the inner side of the central pipe (2), a sand outlet pipe (7) is connected on the sand outlet pipe (7), a second connecting pipe (8) is connected on the sand outlet pipe (7), the input end of the circulating pump (16) is connected with a third connecting pipe (15), and a sand filtering mechanism is arranged between the second connecting pipe (8) and the third connecting pipe (15).
2. The oilfield drilling circulating sand pumping device with the non-return and sand filtering mechanisms is characterized in that the non-return mechanism comprises a fixing ring (17) fixedly connected in a central pipe (2), a transverse connecting rod (20) is arranged above the fixing ring (17), a movable rod (19) vertically arranged is fixedly connected to each of two ends of the connecting rod (20), the movable rod (19) penetrates through the fixing ring (17), the movable rod (19) is slidably connected with the fixing ring (17), a spring (18) is sleeved on the movable rod (19), one end of the spring (18) is connected onto the connecting rod (20), the other end of the spring (18) is connected onto the fixing ring (17), and a conical plate (21) located on the inner side of the fixing ring (17) is fixedly connected to the lower side of the connecting rod (20).
3. The oilfield drilling circulating sand pumping device with the non-return and sand filtering mechanism is characterized in that the sand filtering mechanism comprises a sand filtering barrel (9), one end, far away from a sand outlet pipe (7), of the second connecting pipe (8) is connected to the side wall of the sand filtering barrel (9), a sand discharge pipe (10) is arranged on the side wall of the sand filtering barrel (9), a rotating sleeve (26) is connected to the top of the sand filtering barrel (9) in a penetrating manner, a rotating pipe (24) is connected to the inner side of the rotating sleeve (26) in a rotating manner, one end, located on the inner side of the sand filtering barrel (9), of the rotating pipe (24) is fixedly connected with a filter screen cylinder (11), the upper end of the rotating pipe (24) is connected with a third connecting pipe (15) through a rotating joint (22), and a driving structure for driving the rotating pipe (24) and the rotating sleeve (26) is arranged on the top of the sand filtering barrel (9), the lower end of the rotary sleeve (26) is provided with a scraping structure which is contacted with the outer surface of the filter screen cylinder (11).
4. The oilfield drilling circulating sand pumping device with the non-return and sand filtering mechanism is characterized in that the driving structure comprises a motor (14) fixedly installed at the top of the sand filtering barrel (9), the tail end of an output shaft of the motor (14) is fixedly connected with a driving cone pulley (27), an upper cone pulley (23) is fixedly sleeved on the rotating pipe (24), a lower cone pulley (25) is fixedly sleeved on the rotating sleeve (26), and the upper cone pulley (23) and the lower cone pulley (25) are respectively meshed at the upper side and the lower side of the driving cone pulley (27).
5. The oilfield drilling circulating sand pumping device with the non-return and sand filtering mechanism is characterized in that the scraping structure comprises two L-shaped rods (13), the two L-shaped rods (13) are fixedly connected to two sides of the rotating sleeve (26) respectively, the two L-shaped rods (13) are arranged on two sides of the filter screen cylinder (11) respectively, a spiral scraping rod (12) is fixed between the two L-shaped rods (13), bristles are arranged on the inner side of the spiral scraping rod (12), and the spiral scraping rod (12) is sleeved on the outer side of the filter screen cylinder (11).
6. The circulating sand pumping device with the non-return and sand filtering mechanism for the oilfield drilling as claimed in claim 3, wherein the inner bottom of the sand filtering barrel (9) is of a slope structure, and the sand discharge pipe (10) is positioned at the low end of the slope.
7. The oilfield drilling circulating sand pumping device with a non-return and sand filtering mechanism according to claim 2, wherein the conical plate (21) is integrally formed with the connecting rod (20).
8. The circulating sand pumping device with the non-return and sand filtering mechanism for the oil field drilling of the claim 1 is characterized in that a rubber sleeve (4) is fixed between the central pipe (2) and the outer pipe (3).
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CN202110427227.4A CN113006721B (en) | 2021-04-21 | 2021-04-21 | Oilfield drilling circulation sand pumping device with non-return and sand filtering mechanism |
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CN202110427227.4A CN113006721B (en) | 2021-04-21 | 2021-04-21 | Oilfield drilling circulation sand pumping device with non-return and sand filtering mechanism |
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CN113006721A true CN113006721A (en) | 2021-06-22 |
CN113006721B CN113006721B (en) | 2023-09-08 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN114618214A (en) * | 2022-02-16 | 2022-06-14 | 钟文俊 | Central water purification treatment device for guaranteeing drinking health |
CN114669140A (en) * | 2022-05-26 | 2022-06-28 | 南通宝瑞通讯器材有限公司 | Computer lab dust keeper for communication base station |
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CN111852438A (en) * | 2020-08-09 | 2020-10-30 | 舒亮 | Oil well sand filtering device |
CN111946302A (en) * | 2020-08-10 | 2020-11-17 | 隋爱妮 | Sand prevention device and method for petroleum extraction |
CN212440292U (en) * | 2020-05-21 | 2021-02-02 | 西安秦都石化机械有限公司 | Novel filter |
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CN203978340U (en) * | 2014-06-30 | 2014-12-03 | 胜利油田高原石油装备有限责任公司 | Sand device is taken out in oil drilling circulation |
CN205778742U (en) * | 2016-05-25 | 2016-12-07 | 孙建华 | Oil recovery filter sand wax-proofing apparatus |
CN208914891U (en) * | 2018-05-28 | 2019-05-31 | 青岛思创新材料有限公司 | A kind of fine arts environmental-friendly pigment mixing stirring device |
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Effective date of registration: 20230815 Address after: 719000 About 200 meters northeast of the intersection of West Ring Road and South Street in Dingbian Town, Dingbian County, Yulin City, Shaanxi Province Applicant after: Dingbian Zelin Petroleum Engineering Co.,Ltd. Address before: No. 169, Wei'an Road, high tech Zone, Weifang City, Shandong Province 257091 Applicant before: Wu Xiaolin |
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