CN113006739B - Oilfield drilling dredging device convenient to replace and adjust - Google Patents
Oilfield drilling dredging device convenient to replace and adjust Download PDFInfo
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- CN113006739B CN113006739B CN202110391385.9A CN202110391385A CN113006739B CN 113006739 B CN113006739 B CN 113006739B CN 202110391385 A CN202110391385 A CN 202110391385A CN 113006739 B CN113006739 B CN 113006739B
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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
- E21B37/00—Methods or apparatus for cleaning boreholes or wells
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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
- E21B37/00—Methods or apparatus for cleaning boreholes or wells
- E21B37/02—Scrapers specially adapted therefor
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- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
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Abstract
The invention relates to the technical field of petroleum development, in particular to an oilfield drilling dredging device convenient to replace and adjust, which comprises a drilling well and a supporting frame, wherein the supporting frame is arranged above the drilling well, a plurality of groups of supporting columns which are uniformly distributed are fixedly arranged at the edge of the lower side wall of the supporting frame, the lower end of each supporting column is fixedly connected with a base plate, the base plates are connected with corresponding ground locking bolts in a threaded manner, each ground locking bolt downwards penetrates through the corresponding base plate, a motor supporting seat is fixedly arranged at the center of the upper side wall of the supporting frame, a first driving motor is arranged on the motor supporting seat, and an output shaft of the first driving motor downwards penetrates through the supporting frame and is fixedly connected with an upper connecting plate. According to the invention, screws with different lengths and dredging devices can be correspondingly replaced according to the depth and the inner diameter of the well, and after a certain part is damaged, the device does not need to be integrally replaced, so that the maintenance cost of the device is reduced, and the primary dredging blade, the steel wire brush and the rubber skin brush are matched together, so that the dredging effect on the inner wall of the well is improved.
Description
Technical Field
The invention relates to the technical field of petroleum development, in particular to an oilfield drilling dredging device convenient to replace and adjust.
Background
In oil extraction operation, oil field well drilling is often blocked because impurities in crude oil are attached to the pipe wall, so that not only the oil extraction efficiency is affected, but also the crude oil is polluted, and certain economic loss is caused.
The conventional oilfield drilling dredging device convenient to replace and adjust still has some defects in actual use, the dredging device with single specification can only dredge drilling with certain specification, the dredging effect of the vertical tube device is not ideal in the process of dredging the wall of the drilling tube in practice, and the steel wire brush is easy to wear and needs to be replaced frequently.
Disclosure of Invention
The invention aims to solve the defect that a single-specification dredging device in the prior art can only dredge a well drilling with a certain specification and has an unsatisfactory dredging effect, and provides an oilfield well drilling dredging device convenient to replace and adjust.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides an oilfield drilling pull throughs convenient to change adjustment, includes well drilling and support frame, the support frame sets up in the well drilling top, support frame lower side wall border department fixedly provided with multiunit evenly distributed's support column, every equal fixedly connected with backing plate of support column lower extreme, threaded connection has the lock ground bolt that corresponds on the backing plate, every lock ground bolt all runs through the backing plate setting that corresponds downwards, the fixed motor supporting seat that is provided with in support frame upper side wall center department, be provided with first driving motor on the motor supporting seat, first driving motor output shaft runs through support frame fixedly connected with upper connecting plate downwards, and support frame and first driving motor output shaft junction are provided with the first bearing of matching, upper connecting plate below is provided with the lower connecting plate of matching, and upper connecting plate passes through fastener fastening connection with the lower connecting plate, lower side wall center department fixedly connected with elevating gear down, the elevating gear below is provided with the fixed plate, fixed motor protective housing that is provided with down in the motor protective housing, second driving motor output shaft lower extreme runs through the motor protective housing downwards, and the second driving motor output shaft fixedly connected with second bearing.
Preferably, the fastening device comprises a plurality of groups of fastening bolts which are uniformly distributed, each fastening bolt penetrates through the upper connecting plate and the lower connecting plate, corresponding fastening nuts are connected to the fastening bolts in a threaded manner, and the fastening nuts are tightly abutted against the lower side wall of the lower connecting plate.
Preferably, the lifting device comprises a screw rod and a lifting nut, the lifting nut is in threaded connection with the screw rod, the top end of the screw rod is fixedly connected with the center of the lower side wall of the lower connecting plate, limiting plates are symmetrically arranged on two sides of the lifting nut, each limiting plate is provided with a vertical connecting rod which is fixedly connected with one end of the lower side wall of the limiting plate, which is far away from the lifting nut, the lower ends of the vertical connecting rods are jointly fixedly connected with the upper side wall of the fixed plate, limiting rods matched with the limiting plates are symmetrically arranged on the lower side wall of the supporting frame, the limiting rods downwards penetrate through the corresponding limiting plates, and the limiting plates are in vertical sliding connection with the limiting rods.
Preferably, the lower end of the screw rod is fixedly connected with a first limiting baffle, and the diameter of the first limiting baffle is larger than that of the screw rod.
Preferably, the lower end of each limiting rod is fixedly connected with a corresponding second limiting baffle, and the diameter of each second limiting baffle is larger than that of each limiting rod.
Preferably, the pull throughs comprise a connecting column and a rotating column, the rotating column is fixedly arranged at the center of the lower side wall of the connecting column, an annular sleeve matched with an output shaft of a second driving motor is fixedly arranged at the top end of the connecting column, a locking bolt matched with the output shaft of the second driving motor is connected to the side wall of the annular sleeve in a threaded manner, a plurality of groups of primary pull throughs which are uniformly distributed are fixedly arranged on the rotating column, a plurality of groups of first connecting rods which are uniformly distributed are fixedly arranged at the lower end of the side wall of the connecting column, a steel wire brush is fixedly arranged at one end, far away from the connecting column, of each first connecting rod, and the steel wire brush is propped against the inner wall of a well.
Preferably, the second connecting rod of multiunit evenly distributed is fixedly provided with on the spliced pole lateral wall, every the one end that the spliced pole was kept away from to the second connecting rod all is provided with the rubber brush, the one end that the inner wall of well drilling was kept away from to the rubber brush is provided with the overcoat, the overcoat passes through slider spout and second connecting rod sliding connection, and is provided with the cylindricality chamber in the one end that the spliced pole was kept away from to the second connecting rod, the cylindricality intracavity is provided with and props tightly the device.
Preferably, the tightening device comprises a pushing column and a sliding plate, the sliding plate is in sliding connection with the inner wall of the cylindrical cavity, the pushing column is fixedly arranged at one end of the sliding plate, which is far away from the connecting column, the end, which is far away from the sliding plate, of the pushing column outwards penetrates through the end wall of the cylindrical cavity and is fixedly connected with the rubber skin brush, and one side, which is far away from the pushing column, of the sliding plate is fixedly connected with the end wall of the inner end of the cylindrical cavity through an extrusion spring.
The beneficial effects of the invention are as follows:
the operation is relatively simple and convenient, the lifting device and the dredging device can be detached and replaced from the support frame, the screw rods with different lengths and the dredging device can be correspondingly replaced according to the drilling depth and the inner diameter, and after a certain part is damaged, the whole replacement of the device is not needed, so that the maintenance cost of the device is reduced;
the device has the advantages that the primary dredging blades are arranged before the steel wire brushes brush the inner wall of the well, the primary dredging blades scrape oil stains attached to the inner wall of the well first, severe abrasion of the steel wire brushes after long-term use is avoided, multiple groups of rubber skin brushes which are uniformly distributed are arranged above the steel wire brushes, the last wiping can be carried out on the brushed areas of the steel wire brushes, and the three are matched together, so that the dredging effect on the inner wall of the well is improved.
Drawings
FIG. 1 is a schematic diagram of an oilfield drilling pull throughs with easy replacement and adjustment;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is an enlarged view at B in FIG. 1;
fig. 4 is a schematic structural view of a first connecting rod and a connecting column of the oilfield drilling dredging apparatus with convenience for replacement and adjustment.
In the figure: 1 well drilling, 2 supporting frames, 3 supporting columns, 4 backing plates, 5 ground locking bolts, 6 motor supporting seats, 7 first driving motors, 8 screw rods, 9 first limiting baffle plates, 10 lifting nuts, 11 limiting plates, 12 limiting rods, 13 second limiting baffle plates, 14 vertical connecting rods, 15 fixing plates, 16 second driving motors, 17 motor protecting shells, 18 annular sleeves, 19 locking bolts, 20 connecting columns, 21 rotating columns, 22 primary dredging blades, 23 first connecting rods, 24 steel wire brushes, 25 second connecting rods, 26 upper connecting plates, 27 lower connecting plates, 28 fastening bolts, 29 fastening nuts, 30 rubber skin brushes, 31 outer sleeves, 32 cylindrical cavities, 33 extrusion springs, 34 sliding plates and 35 pushing columns.
Detailed Description
The following description of the embodiments of the present invention 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 invention, but not all embodiments.
Referring to fig. 1-4, an oilfield drilling dredging device convenient to replace and adjust comprises a drilling well 1 and a supporting frame 2, wherein the supporting frame 2 is arranged above the drilling well 1, a plurality of groups of supporting columns 3 which are uniformly distributed are fixedly arranged at the edge of the lower side wall of the supporting frame 2, the lower end of each supporting column 3 is fixedly connected with a base plate 4, the corresponding ground locking bolts 5 are connected to the base plates 4 in a threaded manner, each ground locking bolt 5 is downwards arranged through the corresponding base plate 4, a motor supporting seat 6 is fixedly arranged at the center of the upper side wall of the supporting frame 2, a first driving motor 7 is arranged on the motor supporting seat 6, the first driving motor 7 is a positive and negative servo motor, a motor output shaft can be positively rotated or reversely rotated, the working principle of the oilfield drilling dredging device is not described in detail, an upper connecting plate 26 is fixedly connected to the output shaft of the first driving motor 7, a matched first bearing is arranged at the connecting position of the output shaft of the supporting frame 2, a matched lower connecting plate 27 is arranged below the upper connecting plate 26, the upper connecting plate 26 and the lower connecting plate 27 are tightly connected through a fastening device, the fastening device comprises a plurality of groups of uniformly distributed upper fastening bolts 28 and lower fastening bolts 28, and corresponding fastening nuts 29 are tightly arranged on the upper connecting plates 29 and lower connecting plates 27, and the fastening nuts 29 are tightly connected to the corresponding upper connecting plates and lower connecting plates, and the fastening bolts 29 are tightly arranged;
the lifting device comprises a screw rod 8 and a lifting nut 10, the lifting nut 10 is in threaded connection with the screw rod 8, the top end of the screw rod 8 is fixedly connected with the center of the lower side wall of the lower connecting plate 27, the lower end of the screw rod 8 is fixedly connected with a first limit baffle 9, the diameter of the first limit baffle 9 is larger than that of the screw rod 8, two sides of the lifting nut 10 are symmetrically provided with limit plates 11, one end, far away from the lifting nut 10, of the lower side wall of each limit plate 11 is fixedly connected with a vertical connecting rod 14, the lower ends of a plurality of groups of vertical connecting rods 14 are fixedly connected with the upper side wall of a fixed plate 15 together, the lower side wall of a support frame 2 is symmetrically provided with limit rods 12 matched with the limit plates 11, the limit rods 12 penetrate through the corresponding limit plates 11 downwards, the limit plates 11 are in vertical sliding connection with the limit rods 12, the lower end of each limit rod 12 is fixedly connected with a corresponding second limit baffle 13, the diameter of each limit plate 13 is larger than that of the limit plates 12, and the lower sliding depth of the lifting nut 10 and the limit plates 11 can be limited by the arrangement of the first limit baffle plates 9 and the second limit baffle plates 13, and the limit plates 11 can be prevented from sliding down from the lower side of the screw rod 11 and the limit plates 11;
a fixed plate 15 is arranged below the lifting device, a motor protection shell 17 is fixedly arranged at the center of the lower side wall of the fixed plate 15, a second driving motor 16 is arranged in the motor protection shell 17, the lower end of an output shaft of the second driving motor 16 is downwards arranged through the motor protection shell 17, a matched second bearing is arranged at the joint of the motor protection shell 17 and the output shaft of the second driving motor 16, the lower end of the output shaft of the second driving motor 16 is fixedly connected with a dredging device, the dredging device comprises a connecting column 20 and a rotating column 21, the rotating column 21 is fixedly arranged at the center of the lower side wall of the connecting column 20, an annular sleeve 18 matched with the output shaft of the second driving motor 16 is fixedly arranged at the top end of the connecting column 20, a plurality of groups of primary dredging blades 22 which are uniformly distributed are fixedly arranged on the side wall of the annular sleeve 18, a plurality of groups of primary dredging blades 22 are arranged on the rotating column 21 before the inner wall of the drilling well 1 is brushed by the primary dredging blades 22, oil stains attached to the inner wall of the drilling well 1 are firstly scraped, the steel wire brushes 24 are prevented from being worn seriously, and a plurality of groups of steel wire brushes 24 are uniformly distributed on the upper side wall of the connecting column 20 and uniformly distributed on the connecting column 20 and are uniformly distributed on the side wall of the connecting column 20, and a plurality of groups of steel wire brushes 24 are uniformly distributed on the side wall of the connecting column 20 are uniformly far away from the inner wall of the well, and the connecting column 20 are uniformly distributed on the side wall of the connecting column 20, and each group of the connecting rod is far away from the inner wall 20;
the fixed multiunit evenly distributed's of being provided with second connecting rod 25 in spliced pole 20 lateral wall upper end, every second connecting rod 25 is kept away from the one end of spliced pole 20 and all is provided with rubber brush 30, the one end that the inner wall was kept away from to rubber brush 30 is provided with overcoat 31, overcoat 31 passes through slider spout and second connecting rod 25 sliding connection, and be provided with cylindricality chamber 32 in the one end that spliced pole 20 was kept away from to second connecting rod 25, be provided with in cylindricality chamber 32 and prop up tight device, prop up tight device including pushing post 35 and sliding plate 34, sliding plate 34 and cylindricality chamber 32 inner wall sliding connection, and push up the fixed setting in sliding plate 34 and keep away from the one end of spliced pole 20, the one end that sliding plate 34 was kept away from to pushing post 35 outwards runs through cylindricality chamber 32 end wall and rubber brush 30 fixed connection, one side that sliding plate 34 kept away from pushing post 35 and cylindricality chamber 32 inner wall pass through extrusion spring 33 fixed connection.
According to the invention, the ground locking bolts 5 which are in threaded connection with the backing plate 4 are sequentially screwed, the support frame 2 is fixed, the first driving motor 7 is started, the output shaft of the first driving motor 7 drives the screw rod 8 which is fixedly connected with the output shaft of the first driving motor through the upper connecting plate 26 and the lower connecting plate 27 to rotate, the lifting nut 10 which is in threaded connection with the screw rod 8 pushes the fixing plate 15 to move downwards under the limiting effect of the limiting rod 12 through the vertical connecting rod 14, the output shaft of the second driving motor 16 drives the connecting column 20 to rotate, the primary dredging blades 22, the steel wire brushes 24 and the rubber skin brushes 30 which are sleeved on the connecting column 20 and the rotating column 21 are mutually matched, the dredging of the interior of the well drilling 1 is completed, after the dredging is completed, the output shaft of the first driving motor 7 is controlled to rotate, and the lifting nut 10 drives the dredging device to reset, and the ground locking bolts 5 are loosened.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (5)
1. The utility model provides an oilfield drilling pull throughs convenient to change adjustment, includes well drilling (1) and support frame (2), support frame (2) set up in well drilling (1) top, a serial communication port, support frame (2) lower side wall border department fixedly provided with multiunit evenly distributed support column (3), every support column (3) lower extreme equal fixedly connected with backing plate (4), threaded connection has corresponding lock ground bolt (5) on backing plate (4), every lock ground bolt (5) all runs through backing plate (4) setting that corresponds downwards, support frame (2) upper side wall center department is fixed and is provided with motor supporting seat (6), be provided with first driving motor (7) on motor supporting seat (6), first driving motor (7) output shaft runs through support frame (2) fixedly connected with upper connecting plate (26) downwards, and support frame (2) and first driving motor (7) output shaft junction are provided with the first bearing of matching, upper connecting plate (26) below is provided with lower connecting plate (27) of matching, and upper connecting plate (26) and lower connecting plate (27) are fixed through fastener below connecting plate (27), elevating gear is fixed in connecting plate (15), a motor protection shell (17) is fixedly arranged at the center of the lower side wall of the fixed plate (15), a second driving motor (16) is arranged in the motor protection shell (17), the lower end of an output shaft of the second driving motor (16) downwards penetrates through the motor protection shell (17), a matched second bearing is arranged at the joint of the motor protection shell (17) and the output shaft of the second driving motor (16), and a dredging device is fixedly connected to the lower end of the output shaft of the second driving motor (16);
the dredging device comprises a connecting column (20) and a rotating column (21), wherein the rotating column (21) is fixedly arranged at the center of the lower side wall of the connecting column (20), an annular sleeve (18) matched with an output shaft of a second driving motor (16) is fixedly arranged at the top end of the connecting column (20), locking bolts (19) matched with the output shaft of the second driving motor (16) are connected to the side wall of the annular sleeve (18) in a threaded manner, a plurality of groups of primary dredging blades (22) which are uniformly distributed are fixedly arranged on the rotating column (21), a plurality of groups of first connecting rods (23) which are uniformly distributed are fixedly arranged at the lower end of the side wall of the connecting column (20), a steel wire brush (24) is fixedly arranged at one end, far away from the connecting column (20), of each first connecting rod (23), and the steel wire brush (24) is propped against the inner wall of a well (1);
the device is characterized in that a plurality of groups of second connecting rods (25) which are uniformly distributed are fixedly arranged at the upper end of the side wall of the connecting column (20), rubber brushes (30) are arranged at one ends, far away from the connecting column (20), of each second connecting rod (25), an outer sleeve (31) is arranged at one ends, far away from the inner wall of the well drilling (1), of each rubber brush (30), the outer sleeves (31) are in sliding connection with the second connecting rods (25) through sliding blocks and sliding grooves, cylindrical cavities (32) are formed in one ends, far away from the connecting column (20), of each second connecting rod (25), and tightening devices are arranged in the cylindrical cavities (32);
the supporting device comprises a pushing column (35) and a sliding plate (34), the sliding plate (34) is in sliding connection with the inner wall of the cylindrical cavity (32), the pushing column (35) is fixedly arranged at one end, far away from the connecting column (20), of the sliding plate (34), one end, far away from the sliding plate (34), of the pushing column (35) penetrates through the end wall of the cylindrical cavity (32) outwards and is fixedly connected with the rubber brush (30), and one side, far away from the pushing column (35), of the sliding plate (34) is fixedly connected with the inner end wall of the cylindrical cavity (32) through an extrusion spring (33).
2. An oilfield drilling pull throughs convenient to replace and adjust according to claim 1, characterized in that the fastening means comprises a plurality of groups of uniformly distributed fastening bolts (28), each fastening bolt (28) is arranged through an upper connecting plate (26) and a lower connecting plate (27), the fastening bolts (28) are connected with corresponding fastening nuts (29) in a threaded manner, and the fastening nuts (29) are tightly abutted against the lower side wall of the lower connecting plate (27).
3. The oilfield drilling dredging device convenient to replace and adjust according to claim 1, wherein the lifting device comprises a screw rod (8) and a lifting nut (10), the lifting nut (10) is in threaded connection with the screw rod (8), the top end of the screw rod (8) is fixedly connected with the center of the lower side wall of the lower connecting plate (27), limiting plates (11) are symmetrically arranged on two sides of the lifting nut (10), one end, far away from the lifting nut (10), of the lower side wall of each limiting plate (11) is fixedly connected with a vertical connecting rod (14), the lower ends of multiple groups of the vertical connecting rods (14) are fixedly connected with the upper side wall of the fixed plate (15) together, limiting rods (12) matched with the limiting plates (11) are symmetrically arranged on the lower side wall of the supporting frame (2), the limiting rods (12) downwards penetrate through the corresponding limiting plates (11), and the limiting plates (11) are in vertical sliding connection with the limiting rods (12).
4. An oilfield drilling dredging apparatus convenient to replace and adjust according to claim 3, wherein the lower end of the screw rod (8) is fixedly connected with a first limiting baffle (9), and the diameter of the first limiting baffle (9) is larger than that of the screw rod (8).
5. An oilfield drilling dredging apparatus convenient to replace and adjust according to claim 3, wherein each of the lower ends of the limiting rods (12) is fixedly connected with a corresponding second limiting baffle (13), and the diameter of the second limiting baffle (13) is larger than that of the limiting rod (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110391385.9A CN113006739B (en) | 2021-04-13 | 2021-04-13 | Oilfield drilling dredging device convenient to replace and adjust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110391385.9A CN113006739B (en) | 2021-04-13 | 2021-04-13 | Oilfield drilling dredging device convenient to replace and adjust |
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| Publication Number | Publication Date |
|---|---|
| CN113006739A CN113006739A (en) | 2021-06-22 |
| CN113006739B true CN113006739B (en) | 2023-04-25 |
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| CN202110391385.9A Active CN113006739B (en) | 2021-04-13 | 2021-04-13 | Oilfield drilling dredging device convenient to replace and adjust |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114370254B (en) * | 2022-01-18 | 2023-12-19 | 常州重山智能装备有限公司 | Oilfield drilling dredging device |
| CN115184171A (en) * | 2022-07-06 | 2022-10-14 | 中国科学院武汉岩土力学研究所 | In-situ rock mass modulus measurement system and method |
| CN115179123B (en) * | 2022-07-06 | 2024-04-05 | 中国科学院武汉岩土力学研究所 | Drilling inner wall side grinding device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203655239U (en) * | 2014-01-23 | 2014-06-18 | 郝震 | Oilfield drilling well dredging device |
| CN106049658B (en) * | 2016-06-28 | 2018-05-22 | 张春英 | A kind of Recycled Asphalt Pavement highway sewer intelligently decontaminates all-in-one machine |
| CN207620770U (en) * | 2017-12-22 | 2018-07-17 | 王辉 | A kind of adaptive cleaning device of oil extraction pipeline |
| CN209753593U (en) * | 2019-01-10 | 2019-12-10 | 中宁县峰之源农业发展有限公司 | Petrochemical pipeline cleaning device |
| CN211230389U (en) * | 2019-11-06 | 2020-08-11 | 隋东 | Oil borehole operation well-flushing auxiliary device |
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Effective date of registration: 20230323 Address after: No. 903, 9th Floor, Unit 1, Building 1, No. 59 and 117, Jinji South Road, Wuhou District, Chengdu, Sichuan Province, 610000 Applicant after: Sichuan Nixiao Technology Co.,Ltd. Address before: 261000 128 Yuanfei Road, Kuiwen District, Weifang City, Shandong Province Applicant before: Sun Liying |
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