CN114029289B - Dirt removing device for petroleum pipeline in oilfield exploitation - Google Patents
Dirt removing device for petroleum pipeline in oilfield exploitation Download PDFInfo
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- CN114029289B CN114029289B CN202111201138.4A CN202111201138A CN114029289B CN 114029289 B CN114029289 B CN 114029289B CN 202111201138 A CN202111201138 A CN 202111201138A CN 114029289 B CN114029289 B CN 114029289B
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- Prior art keywords
- hollow cylinder
- spring
- dirt
- petroleum pipeline
- drill bit
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/032—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/04—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes
- B08B9/043—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B2209/00—Details of machines or methods for cleaning hollow articles
- B08B2209/02—Details of apparatuses or methods for cleaning pipes or tubes
- B08B2209/027—Details of apparatuses or methods for cleaning pipes or tubes for cleaning the internal surfaces
- B08B2209/032—Details of apparatuses or methods for cleaning pipes or tubes for cleaning the internal surfaces by the mechanical action of a moving fluid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B2209/00—Details of machines or methods for cleaning hollow articles
- B08B2209/02—Details of apparatuses or methods for cleaning pipes or tubes
- B08B2209/027—Details of apparatuses or methods for cleaning pipes or tubes for cleaning the internal surfaces
- B08B2209/04—Details of apparatuses or methods for cleaning pipes or tubes for cleaning the internal surfaces using cleaning devices introduced into and moved along the pipes
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
- Y02A20/204—Keeping clear the surface of open water from oil spills
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning In General (AREA)
Abstract
The invention relates to the field of oil exploitation, in particular to a dirt removing device for oil pipelines in oil field exploitation. The invention aims to solve the problems that: petroleum pipelines convey fluids such as petroleum, water and the like for a long time, and various dirt can be formed on the inner wall of the petroleum pipeline, so that the pipe diameter is reduced, and even the petroleum pipeline is blocked. The technical proposal is as follows: the utility model provides a be used for oil field exploitation petroleum pipeline dirt clearing device, including secondary punching press mechanism, drill bit, connector and anti-rotation mechanism, secondary punching press mechanism's bottom is connected with the drill bit, and secondary punching press mechanism's top is connected with the connector, and the top of connector is connected with anti-rotation mechanism. When the drill bit is impacted downwards in the petroleum pipeline, dirt in the petroleum pipeline can be separated from the inner wall of the petroleum pipeline, the drill bit is driven to secondarily drill into dirt blocks in the petroleum pipeline, the petroleum pipeline can be protected, the drill bit is prevented from being cracked by the petroleum pipeline, and the dirt blocks can be separated and brought out of the petroleum pipeline by pulling the drill bit upwards.
Description
Technical Field
The invention relates to the field of oil exploitation, in particular to a dirt removing device for oil pipelines in oil field exploitation.
Background
The petroleum pipeline conveys fluids such as petroleum, water and the like for a long time, various dirt can be formed on the inner wall of the petroleum pipeline, so that the pipe diameter is reduced, even the petroleum pipeline is blocked, normal exploitation and conveying production operation is influenced, great influence is generated on petroleum development, and therefore, the petroleum pipeline is required to be subjected to descaling operation.
Disclosure of Invention
The invention provides a dirt removing device for petroleum pipelines, which is used for oilfield exploitation and aims at overcoming the defects that various dirt is formed on the inner wall of a petroleum pipeline for long-time conveying of petroleum, water and other fluids, so that the pipe diameter is reduced, even the petroleum pipeline is blocked, and normal exploitation and conveying production operations are influenced.
The technical proposal is as follows: the utility model provides a be used for oil field exploitation petroleum pipeline dirt clearing device, including secondary stamping mechanism, the drill bit, the connector and prevent slewing mechanism, secondary stamping mechanism's bottom is connected with the drill bit, and the drill bit is used for dredging the petroleum pipeline that blocks up, and secondary stamping mechanism is used for striking the drill bit, and the surface of drill bit is opened there is the screw thread fluting, and the screw thread fluting is used for driving the drill bit rotation, and secondary stamping mechanism's top is connected with the connector, and the top of connector is connected with prevents slewing mechanism, prevents that slewing mechanism is used for preventing that this be used for oil field exploitation petroleum pipeline dirt clearing device from rotating.
Preferably, the secondary punching mechanism comprises a first hollow cylinder body, a second hollow cylinder body, a first spring, a punching column, an inserting rod and a second spring, wherein the top of the drill bit is slidably connected with the second hollow cylinder body, the top bolt of the second hollow cylinder body is connected with the first hollow cylinder body, the top of the first hollow cylinder body is connected with a connecting body through a bolt, the first spring is arranged at the inner top of the first hollow cylinder body, the top of the first spring is in contact with the connecting body, the bottom of the first spring is fixedly connected with the punching column, the outer surface of the punching column is in sliding connection with the inner wall of the first hollow cylinder body, the bottom of the punching column is provided with an inserting hole, the top of the drill bit is in contact with the inserting rod, the inserting rod is located in a space formed by the first hollow cylinder body and the second hollow cylinder body, the outer surface of the inserting rod is sleeved with the second spring, the bottom of the second spring is fixedly connected with the inserting rod, and the top of the second spring is fixedly connected with the first hollow cylinder body.
Preferably, the top of the drill bit is raised upwards, the bottom of the inserted link is raised downwards, the inserted link is inclined in an initial state, a first inclined part is arranged in the middle of the first hollow cylinder, a second inclined part is arranged in the middle of the inserted link, the first inclined part arranged in the first hollow cylinder is used for being matched with the second inclined part arranged in the inserted link, and the position of the inserted link is reset.
Preferably, the anti-rotation mechanism comprises a connecting cylinder body, a hinge frame, travelling wheels and spring columns, wherein the top end of the connecting body is welded with the connecting cylinder body, two symmetrical hinge frames are hinged to the bottom of the connecting cylinder body, one travelling wheel is rotationally connected to the middle of each hinge frame, two spring columns are fixedly connected to the upper sides between the two hinge frames, and the spring columns are used for enabling the travelling wheels to be in contact with the inner wall of a petroleum pipeline.
The oil pipeline cleaning device is characterized by further comprising a descaling mechanism, wherein the top of the connecting cylinder is connected with the descaling mechanism, the descaling mechanism is used for removing dirt on the inner wall of the oil pipeline, the descaling mechanism comprises a third hollow cylinder, a hollow connecting column, a sliding ring, a third spring, a fourth spring, a first annular protruding part and a second annular protruding part, the top of the connecting cylinder is connected with the third hollow cylinder through bolts, the hollow cylinder is connected with the inner sliding of the third hollow cylinder, the hollow connecting column is fixedly connected with the top end of the hollow cylinder, the hollow connecting column is used for externally connecting a steel wire rope, a through hole formed in the hollow cylinder is communicated with a through hole formed in the hollow connecting column, the middle part of the hollow cylinder is provided with a first annular protruding part, the bottom of the hollow cylinder is provided with a second annular protruding part, the outer surface of the hollow cylinder is slidably connected with a sliding ring, the sliding ring is positioned on the upper side of the second annular protruding part, the top end of the sliding ring is fixedly connected with a third spring, the top of the third spring is fixedly connected with a third hollow cylinder body, the third spring is sleeved on the outer surface of the hollow cylinder body, the bottom end of the sliding ring is fixedly connected with a fourth spring, the bottom end of the fourth spring is fixedly connected with the first annular protruding part, the fourth spring is sleeved on the outer surface of the hollow cylinder body, and a plurality of first filtering holes for circulating cleaning agents are formed in the bottom of the third hollow cylinder body.
Preferably, the descaling mechanism further comprises a limiting cover and an L-shaped plate, the top of the third hollow cylinder is provided with three annular array third filtering holes, the side wall of the third hollow cylinder is provided with three annular array inclined through holes, three annular array Z-shaped through holes and three annular array second filtering holes, the inclined through holes are positioned above the Z-shaped through holes, the bottom of the Z-shaped through holes is communicated with the second filtering holes, the top of the third hollow cylinder is fixedly connected with the three annular array limiting cover, the inner side of the three limiting covers at the top of the third hollow cylinder is fixedly connected with the three annular array L-shaped plate, the transverse plate of the L-shaped plate is used for blocking the third filtering holes, and the vertical plate of the L-shaped plate is used for blocking the inclined through holes and the Z-shaped through holes.
Preferably, the vertical plate of the L-shaped plate is a spring plate, and the elastic coefficient of the third spring is smaller than that of the fourth spring.
The scraping mechanism comprises a connecting ring, arc plates, an outer expansion cylinder body, a first inclined surface and a second inclined surface, wherein the lower portion of the outer surface of the third hollow cylinder body is connected with two symmetrical connecting rings in a bolt mode, the two connecting rings are fixedly connected together through screws, the first inclined surfaces of the connecting rings are used for receiving dirt, the upper sides of the two connecting rings on the third hollow cylinder body are connected with three arc plates in annular arrays, the three arc plates are located on the outer side of the third hollow cylinder body, the second inclined surfaces of the arc plates are used for scraping dirt on the inner wall of a petroleum pipeline, the inner side faces of the arc plates are movably inserted with the third hollow cylinder body through three connecting columns distributed from top to bottom at equal intervals, the outer expansion cylinder body is fixedly connected between the three arc plates, and the outer expansion cylinder body is located inside the third hollow cylinder body.
Preferably, the flaring cylinder is composed of a circular plate at the top and a strip-shaped elastic plate fixedly connected on the circular plate.
Preferably, the first hollow cylinder is connected to the second hollow cylinder by a screw in the axial direction and connected to the second hollow cylinder by a screw in the radial direction, the first hollow cylinder is connected to the connecting body by a screw in the axial direction and connected to the connecting body by a screw in the radial direction, and the connecting cylinder is connected to the third hollow cylinder by a screw in the axial direction and connected to the third hollow cylinder by a screw in the radial direction.
The beneficial effects of the invention are as follows: when the drill bit of the invention impacts downwards in the petroleum pipeline, dirt in the petroleum pipeline can be separated from the inner wall of the petroleum pipeline, and the petroleum pipeline can be protected from cracking by the petroleum pipeline by driving the drill bit to secondarily drill into dirt blocks in the petroleum pipeline, and the dirt blocks can be separated and brought out of the petroleum pipeline by pulling the drill bit upwards.
And the cleaning agent can be sprayed into the petroleum pipeline by the descaling mechanism, dirt on the inner wall of the petroleum pipeline is cleaned, dissolved and softened by the cleaning agent, and meanwhile, when the dirt cleaning device integrally moves upwards, the cleaning agent in the petroleum pipeline can be completely sucked back, so that the resistance of the cleaning agent to downward movement of a drill bit is avoided.
And thirdly, the scraping mechanism can scrape dirt on the inner wall of the petroleum pipeline and transfer the dirt out of the petroleum pipeline.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is a schematic view of a combination of a secondary stamping mechanism, a drill bit and a connector according to the present invention;
FIG. 4 is a combined cross-sectional view of the secondary stamping mechanism, drill bit and connector of the present invention;
FIG. 5 is a partial cross-sectional view of the secondary stamping mechanism of the present invention;
FIG. 6 is a schematic view of an anti-rotation mechanism according to the present invention;
FIG. 7 is a cross-sectional view of an anti-rotation mechanism of the present invention;
FIG. 8 is a schematic view of a part of the anti-rotation mechanism of the present invention;
FIG. 9 is a schematic view of a combination of a descaling mechanism and a scraping mechanism according to the present invention;
FIG. 10 is a combined cross-sectional view of the descaling mechanism and scraping mechanism of the present invention;
FIG. 11 is a first partial cross-sectional view of the descaling mechanism of the invention;
FIG. 12 is a second partial cross-sectional view of the descaling mechanism of the invention;
FIG. 13 is a cross-sectional view of a combination descaling mechanism and scraping mechanism of the present invention;
fig. 14 is a schematic structural view of the scraping mechanism of the present invention;
FIG. 15 is a flow chart of the operation of the descaling mechanism of the present invention.
Reference numerals illustrate: the device comprises a 1-secondary stamping mechanism, a 2-drill bit, a 3-connector, a 4-anti-rotation mechanism, a 5-descaling mechanism, a 6-scraping mechanism, a 101-first hollow cylinder, a 102-second hollow cylinder, a 103-first spring, a 104-stamping column, a 105-plunger, a 106-second spring, a 101 a-first inclined part, a 104 a-inserting hole, a 105 a-second inclined part, a 401-connecting cylinder, a 402-hinge bracket, a 403-travelling wheel, a 404-spring column, a 501-third hollow cylinder, a 502-hollow cylinder, a 503-hollow connecting column, a 504-sliding ring, a 505-third spring, a 506-fourth spring, a 507-limiting cover, a 508-L-shaped plate, a 501 a-first filter hole, a 501 b-inclined through hole, a 501 c-Z-shaped through hole, a 501 d-second filter hole, a 501 e-third filter hole, a 502a first annular protruding part, a second annular protruding part, a 601-connecting ring, a 602-circular arc plate, a 603-outer cylinder, a 601a first inclined surface and a 602-inclined surface.
Detailed Description
The invention is further described below with reference to the drawings and the detailed description.
Example 1
The utility model provides a be used for oil field exploitation petroleum pipeline dirt clearing device, as shown in fig. 1-2, including secondary punching press mechanism 1, drill bit 2, connector 3 and anti-rotation mechanism 4, the bottom of secondary punching press mechanism 1 is connected with drill bit 2, and open the surface of drill bit 2 has the screw thread fluting, and the top of secondary punching press mechanism 1 is connected with connector 3, and the top of connector 3 is connected with anti-rotation mechanism 4.
Working principle: when the dirt removing device for the petroleum pipeline in oilfield exploitation is used, the dirt removing device is firstly connected with the top of the connector 3 by using the steel wire rope, the steel wire rope is externally connected with the traction equipment, then the traction equipment drives the dirt removing device to lift upwards by using the steel wire rope, the dirt removing device is transferred to the position right above the petroleum pipeline, meanwhile, the drill bit 2 of the dirt removing device is introduced into the petroleum pipeline, then the traction equipment cancels traction, the whole dirt removing device freely falls down into the petroleum pipeline, the drill bit 2 continuously impacts the contacted dirt to separate the dirt from the wall of the petroleum pipeline in the downward falling process of the dirt removing device, further, when the drill bit 2 impacts the blocked dirt in the petroleum pipeline downwards, the thread grooves of the drill bit 2 can enable the drill bit 2 to drill into the blocked dirt, then when the downward impact force of the drill bit 2 is lost and stopped, the secondary punching mechanism 1 impacts the drill bit 2 downwards again to drive the drill bit 2 to further drill into the dirt caking, so that the drill bit 2 can be prevented from drilling into the dirt caking once, the dirt caking is quickly extruded to the periphery to cause the petroleum pipeline to crack, then the traction equipment pulls the dirt removing device out of the petroleum pipeline upwards through the steel wire rope, the drill bit 2 takes up the dirt caking which is drilled into before and transfers the dirt out of the petroleum pipeline through the thread grooving in the process of being pulled out of the petroleum pipeline upwards, and further, when the dirt removing device moves in the petroleum pipeline, the dirt removing device is guided through the anti-rotation mechanism 4 to prevent the dirt removing device from rotating, so that when the drill bit 2 impacts downwards, the dirt removing device can self-rotate by utilizing the interaction of the thread grooving and the dirt, and thus the drill bit 2 drills into the dirt caking.
Example 2
On the basis of embodiment 1, as shown in fig. 1 and 3-5, the secondary punching mechanism 1 comprises a first hollow cylinder 101, a second hollow cylinder 102, a first spring 103, a punching column 104, an insert rod 105 and a second spring 106, wherein the second hollow cylinder 102 is slidingly connected to the top of the drill bit 2, the first hollow cylinder 101 is connected to the top of the second hollow cylinder 102 through bolts, the first spring 103 is arranged at the inner top of the first hollow cylinder 101, the top of the first spring 103 is in contact with the connecting body 3, the punching column 104 is fixedly connected to the bottom of the first spring 103, the outer surface of the punching column 104 is in sliding connection with the inner wall of the first hollow cylinder 101, the insertion hole 104a is formed at the bottom of the punching column 104, the insert rod 105 is in contact with the top of the drill bit 2, the insert rod 105 is positioned in a space formed by the first hollow cylinder 101 and the second hollow cylinder 102, the second spring 106 is sleeved on the outer surface of the insert rod 105, the bottom end of the second spring 106 is fixedly connected to the insert rod 105, and the top end of the second spring 106 is fixedly connected to the first hollow cylinder 101.
The top end of the drill bit 2 protrudes upward, and the bottom end of the insert pin 105 protrudes downward for tilting the insert pin 105 in its initial state.
The first hollow cylinder 101 is provided with a first inclined portion 101a at the middle part thereof, and the plunger 105 is provided with a second inclined portion 105a at the middle part thereof.
When the drill bit 2 is stopped in a downward movement, in an initial state, the contact surface between the insert rod 105 and the drill bit 2 is uneven, so that the insert rod 105 is inclined, and then the insert rod 105 is blocked at the bottom edge of the punching column 104 instead of being inserted into the insertion hole 104a, then when the drill bit 2 is drilling into the dirt lump blocking the petroleum pipeline, the movement speed of the drill bit 2 is suddenly reduced, at the moment, the drill bit 2 is equivalent to being stationary, in a relative position, the drill bit 2 is pushed up against the insert rod 105, the insert rod 105 drives the punching column 104 to move upwards to compress and the first spring 103, the first spring 103 is compressed to accumulate the force, the drill bit 2 moves upwards in the second hollow cylinder 102, then the insert rod 105 is changed to be in a vertical state from an inclined state when the second inclined part 105a of the insert rod 105 is contacted with the first inclined part 101a of the first hollow cylinder 101, then the compressed first spring 103 drives the punching column 104 to move downwards, and the punching column 104 drives the insert rod 105 to collide on the drill bit 2, and then the drill bit 2 moves downwards again, and the dirt is drilled further.
Example 3
On the basis of embodiment 2, as shown in fig. 1 and fig. 6-8, the anti-rotation mechanism 4 comprises a connecting cylinder 401, a hinge frame 402, travelling wheels 403 and spring columns 404, wherein the connecting cylinder 401 is welded at the top end of the connecting body 3, two symmetrical hinge frames 402 are hinged at the bottom of the connecting cylinder 401, only the bottoms of the two hinge frames 402 are connected with the connecting cylinder 401, one travelling wheel 403 is rotatably connected at the middle part of each of the two hinge frames 402, two spring columns 404 are fixedly connected at the upper side between the two hinge frames 402, and the spring columns 404 are used for enabling the travelling wheels 403 to be in contact with the inner wall of a petroleum pipeline.
When the dirt removing device moves in the petroleum pipeline, the spring columns 404 support the two hinge frames 402 outwards towards the two sides, and then the two hinge frames 402 respectively drive the two travelling wheels 403 to be in contact with the inner wall of the petroleum pipeline, so that the travelling wheels 403 are in close contact with the inner wall of the petroleum pipeline, the dirt removing device is prevented from rotating integrally, and only the drill bit 2 is rotated.
Example 4
On the basis of embodiment 3, as shown in fig. 1 and fig. 9-12, the cleaning device further comprises a scale removing mechanism 5, the top of the connecting cylinder 401 is connected with the scale removing mechanism 5, the scale removing mechanism 5 comprises a third hollow cylinder 501, a hollow cylinder 502, a hollow connecting column 503, a sliding ring 504, a third spring 505, a fourth spring 506, a first annular bulge 502a and a second annular bulge 502b, the top bolt of the connecting cylinder 401 is connected with the third hollow cylinder 501, the hollow cylinder 502 is connected in a sliding manner in the third hollow cylinder 501, the hollow connecting column 503 is fixedly connected at the top end of the hollow cylinder 502, a through hole formed in the hollow cylinder 502 is communicated with a through hole formed in the hollow connecting column 503, a first annular bulge 502a is arranged in the middle of the hollow cylinder 502, a second annular bulge 502b is arranged at the bottom of the hollow cylinder 502, a sliding ring 504 is connected on the outer surface of the hollow cylinder 502 in a sliding manner, the sliding ring 504 is located on the upper side of the second annular bulge 502b, the top end of the sliding ring 504 is fixedly connected with the third spring 505, the top of the third spring 505 is fixedly connected with the third hollow cylinder 501, the third spring 505 is sleeved on the outer surface of the fourth hollow cylinder 506 fixedly connected with the outer surface of the fourth annular bulge 502a, and the fourth spring 506 is fixedly connected with the outer surface of the hollow cylinder 502, and the outer surface is fixedly connected with the fourth hollow cylinder 502, and is fixedly connected with the outer surface of the cleaning agent.
The scale removing mechanism 5 further comprises a limiting cover 507 and an L-shaped plate 508, the top of the third hollow cylinder 501 is provided with three annular array third filter holes 501e, the side wall of the third hollow cylinder 501 is provided with three annular array inclined through holes 501b, three annular array Z-shaped through holes 501C and three annular array second filter holes 501d, the inclined through holes 501b are positioned above the Z-shaped through holes 501C, the bottom of the Z-shaped through holes 501C is communicated with the second filter holes 501d, the top of the third hollow cylinder 501 is fixedly connected with the three annular array limiting cover 507, the inner side of the three limiting covers 507 at the top of the third hollow cylinder 501 is fixedly connected with the three annular array L-shaped plates 508, the bottom of each L-shaped plate 508 is fixedly connected with the third hollow cylinder 501 only, and the transverse plates of each L-shaped plate 508 are used for blocking the third filter holes 501e and the Z-shaped through holes 501C.
The vertical plates of the L-shaped plates 508 are spring plates.
The spring constant of the third spring 505 is smaller than that of the fourth spring 506.
Firstly, injecting cleaning agent into through holes of the hollow cylinder 502 and the hollow connecting column 503, and connecting cleaning agent conveying equipment through a pipe;
the falling process of the dirt removing device comprises the following steps: first, the hollow connecting pillars 503 are connected by a wire rope, and then when the dirt removing apparatus is suspended in the air, the third hollow cylinder 501 moves downward with respect to the hollow cylinder 502 under the action of gravity; and performing a third spring 505 compression link: compressing the third spring 505, compressing air in a cavity where the third spring 505 is located, enabling the compressed air to act on a vertical plate of the L-shaped plate 508 through the inclined through hole 501b, enabling the L-shaped plate 508 to deflect outwards integrally, enabling the vertical plate of the L-shaped plate 508 to deform under force, withdrawing a transverse plate of the L-shaped plate 508 from the third filtering holes 501e, conducting the third filtering holes 501e, discharging the air through the third filtering holes 501e, enabling the sliding ring 504 to slide on the hollow cylinder 502, enabling the fourth spring 506 to deform slightly under the action of gravity, enabling external air to enter the air cavity through the second filtering holes 501d, namely enabling the bottom end of the first annular protruding part 502a of the hollow cylinder 502 to form an annular cavity with the third hollow cylinder 501, and keeping air pressure unchanged;
the dirt removing device reaches a given position: when the drill bit 2 drills into dirt, the third hollow cylinder 501 is stopped rapidly and under the inertia of the hollow cylinder 502; the third spring 505 release link is performed: the third spring 505 is released, at this time, the third spring 505 pushes the first annular protruding portion 502a to move downwards, the first annular protruding portion 502a compresses the lower space, part of gas is discharged into the Z-shaped through hole 501C through the second filtering hole 501d, the rest is discharged through the second filtering hole 501d, the vertical plate of the L-shaped plate 508 is deformed under force, then the transverse plate of the L-shaped plate 508 is withdrawn from the Z-shaped through hole 501C, at this time, the third filtering hole 501e is conducted, then air quickly enters the cavity where the third spring 505 is located from the third filtering hole 501e, so that quick downward stamping is realized, and cleaning agent below the first annular protruding portion 502a is quickly extruded through the first filtering hole 501a and sprayed on dirt on the inner wall of a petroleum pipeline;
the rapid impact works as follows:
first, carry out the promotion process of dashing soon: the hollow cylinder 502 moves upward with respect to the third hollow cylinder 501 due to the traction of the wire rope to the hollow connecting post 503; performing a third spring 505 compression link;
and the hollow cylinder 502 moves upward with respect to the third hollow cylinder 501 due to the rapid upward pulling of the hollow connecting post 503; compression of the fourth spring 506 is performed: compressing the fourth spring 506, wherein air in the cavity where the fourth spring 506 is located is compressed, then the compressed air acts on the vertical plate of the L-shaped plate 508 through the inclined through hole 501b, the L-shaped plate 508 is integrally deflected outwards, the vertical plate of the L-shaped plate 508 is stressed to deform, the transverse plate of the L-shaped plate 508 is withdrawn from the third filter hole 501e, the third filter hole 501e is conducted, the air can be discharged through the third filter hole 501e, the sliding ring 504 slides on the hollow cylinder 502 at the moment, and meanwhile, the external air enters the air cavity through the second filter hole 501d, namely, an annular cavity formed by the bottom end of the first annular protruding part 502a of the hollow cylinder 502 and the third hollow cylinder 501, so that the air pressure is kept unchanged;
second, the fast-flushing descent process: when the upper steel wire rope is not pulled to release the hollow connecting column 503, the steel wire rope is still connected above the hollow connecting column 503, and under the inertia action of the hollow column 502; and performing a fourth spring 506 release link: the fourth spring 506 is released, at this time, the fourth spring 506 pushes the first annular protruding portion 502a to move downwards, the first annular protruding portion 502a compresses the lower space and discharges a part of gas into the Z-shaped through hole 501C through the second filtering hole 501d, the rest is discharged through the second filtering hole 501d, the vertical plate of the L-shaped plate 508 is forced to deform, then the transverse plate of the L-shaped plate 508 is withdrawn from the Z-shaped through hole 501C, at this time, the third filtering hole 501e is conducted, then air rapidly enters the cavity where the third spring 505 is located from the third filtering hole 501e, so that rapid downward stamping is realized, and cleaning agent is rapidly extruded through the first filtering hole 501a and sprayed on dirt on the inner wall of a petroleum pipeline;
when the fourth spring 506 is completely released, the steel wire rope is rapidly tightened, at this time, the release link of the third spring 505 is performed, the hollow connecting column 503 is lifted upwards by the steel wire rope, and rapid flushing work is circularly performed;
the dirt removing device provides a petroleum pipeline process:
the hollow cylinder 502 moves upward with respect to the third hollow cylinder 501 due to the traction of the wire rope to the hollow connecting post 503; performing a third spring 505 compression link; extracting the petroleum pipeline from the petroleum pipeline;
further, when the second annular protrusion 502b moves upward with respect to the third hollow cylinder 501, the cleaning agent in the petroleum pipe can be sucked back through the first filtering holes 501a, thereby preventing resistance to the movement of the drill bit 2.
Example 5
On the basis of embodiment 4, as shown in fig. 1 and fig. 13-14, the device further comprises a scraping mechanism 6, the lower part of the third hollow cylinder 501 is connected with the scraping mechanism 6, the scraping mechanism 6 comprises a connecting ring 601, an arc plate 602, an outward expansion cylinder 603, a first inclined plane 601a and a second inclined plane 602a, two symmetrical connecting rings 601 are connected with the lower part of the outer surface of the third hollow cylinder 501 through bolts, the two connecting rings 601 are fixedly connected together through bolts, the first inclined plane 601a of the connecting ring 601 is used for receiving dirt, the upper sides of the two connecting rings 601 on the third hollow cylinder 501 are connected with arc plates 602 in three annular arrays, the three arc plates 602 are located on the outer side of the third hollow cylinder 501, the second inclined plane 602a of the arc plates 602 is used for scraping dirt on the inner wall of a petroleum pipeline, three connecting columns distributed at equal intervals from top to bottom are movably connected with the third hollow cylinder 501, an outward expansion cylinder 603 is fixedly connected between the three arc plates 602, and the outward expansion cylinder 603 is located inside the third hollow cylinder 501.
The flaring cylinder 603 is composed of a circular plate at the top and a strip-shaped elastic plate fixedly connected on the circular plate.
When the scraping mechanism 6 works, the second annular protruding portion 502b of the hollow cylinder 502 enters the expansion cylinder 603, the expansion cylinder 603 is then spread, then the three circular arc plates 602 are extruded outwards, the three circular arc plates 602 are attached to the inner wall of the petroleum pipeline, and then when the dirt removing device integrally moves upwards, the circular arc plates 602 scrape residual dirt on the inner wall of the petroleum pipeline through the first inclined plane 601a and scrape the dirt into a collecting groove formed by the two connecting rings 601 and the third hollow cylinder 501.
The first hollow cylinder 101 is connected with the second hollow cylinder 102 through threads in the axial direction and is connected with the second hollow cylinder 102 through screws in the radial direction, the first hollow cylinder 101 is connected with the connecting body 3 through threads in the axial direction and is connected with the connecting body 3 through screws in the radial direction, the connecting cylinder 401 is connected with the third hollow cylinder 501 through threads in the axial direction and is connected with the third hollow cylinder 501 through screws in the radial direction, and the axial and radial connection is used for enhancing the stability of the structure so that the structure cannot loosen.
Although embodiments of the present invention have been shown and described, it would be appreciated by those skilled in the art that changes may be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the claims and their equivalents.
Claims (8)
1. The utility model provides a be used for oil field exploitation petroleum pipeline dirt clearing device, a serial communication port, including secondary punching press mechanism (1), drill bit (2), connector (3) and anti-rotation mechanism (4), the bottom of secondary punching press mechanism (1) is connected with drill bit (2), drill bit (2) are used for dredging the petroleum pipeline that blocks up, secondary punching press mechanism (1) are used for striking drill bit (2), the surface of drill bit (2) is opened and is threaded fluting, threaded fluting is used for driving drill bit (2) rotation, the top of secondary punching press mechanism (1) is connected with connector (3), the top of connector (3) is connected with anti-rotation mechanism (4), anti-rotation mechanism (4) are used for preventing that this is used for oil field exploitation petroleum pipeline dirt clearing device to rotate;
the secondary punching mechanism (1) comprises a first hollow cylinder body (101), a second hollow cylinder body (102), a first spring (103), a punching column (104), an inserting rod (105) and a second spring (106), wherein the second hollow cylinder body (102) is slidably connected to the top of a drill bit (2), the first hollow cylinder body (101) is connected to the top of the second hollow cylinder body (102) through bolts, the first spring (103) is arranged at the inner top of the first hollow cylinder body (101), the top of the first spring (103) is in contact with the connecting body (3), the punching column (104) is fixedly connected to the bottom of the first spring (103), the outer surface of the punching column (104) is in sliding connection with the inner wall of the first hollow cylinder body (101), an inserting hole (104 a) is formed in the bottom of the punching column (104), the top end of the drill bit (2) is in contact with the inserting rod (105), the inserting rod (105) is located in a space formed by the first hollow cylinder body (101) and the second hollow cylinder body (102), the outer surface of the inserting rod (105) is sleeved with the second spring (106), and the second spring (106) is fixedly connected to the top of the second spring (106);
the top of drill bit (2) is protruding upwards, and the bottom of inserted bar (105) is protruding downwards for let inserted bar (105) initial condition slope, first hollow cylinder (101) middle part is provided with first tilting part (101 a), and the middle part of inserted bar (105) is provided with second tilting part (105 a), and first tilting part (101 a) that first hollow cylinder (101) were equipped with are used for cooperating second tilting part (105 a) that inserted bar (105) were equipped with, let the position of inserted bar (105) return.
2. The dirt removing device for petroleum pipelines in oilfield exploitation according to claim 1, wherein the anti-rotation mechanism (4) comprises a connecting cylinder body (401), hinge frames (402), travelling wheels (403) and spring columns (404), the top end of the connecting body (3) is welded with the connecting cylinder body (401), two symmetrical hinge frames (402) are hinged to the bottom of the connecting cylinder body (401), one travelling wheel (403) is rotatably connected to the middle parts of the two hinge frames (402), two spring columns (404) are fixedly connected to the upper sides between the two hinge frames (402), and the spring columns (404) are used for enabling the travelling wheels (403) to be in contact with the inner walls of the petroleum pipelines.
3. The device for cleaning dirt in petroleum pipeline in oil field exploitation according to claim 2, further comprising a dirt removing mechanism (5), the top of the connecting cylinder (401) is connected with the dirt removing mechanism (5), the dirt removing mechanism (5) is used for removing dirt on the inner wall of the petroleum pipeline, the dirt removing mechanism (5) comprises a third hollow cylinder (501), a hollow cylinder (502), a hollow connecting column (503), a sliding ring (504), a third spring (505), a fourth spring (506), a first annular bulge (502 a) and a second annular bulge (502 b), the top bolt of the connecting cylinder (401) is connected with the third hollow cylinder (501), the hollow cylinder (502) is connected with the hollow cylinder (502) in a sliding manner, the hollow connecting column (503) is fixedly connected with the hollow connecting column (503) at the top end of the hollow cylinder (502), the hollow cylinder (502) is used for externally connecting a steel wire rope, a through hole formed in the hollow cylinder (502) is communicated with a through hole formed in the hollow connecting column (503), a first annular bulge (502 a) is formed in the middle of the hollow cylinder (502), a second annular bulge (504 b) is formed at the bottom of the hollow cylinder (502), the sliding ring (502) is fixedly connected with the sliding ring (502) at the top of the sliding ring (502) on the sliding ring (502), and the top of third spring (505) carries out the rigid coupling with third cavity barrel (501), and third spring (505) cover is at cavity barrel (502) surface moreover, slip ring (504) bottom rigid coupling has fourth spring (506), and fourth spring (506) bottom carries out the rigid coupling with first annular bellying (502 a), and fourth spring (506) cover is at cavity barrel (502) surface moreover, and a plurality of first filtration pore (501 a) that are used for circulating the cleaner are opened to third cavity barrel (501) bottom.
4. A device for cleaning dirt in petroleum pipeline in oil field exploitation according to claim 3, wherein the dirt removing mechanism (5) further comprises a limiting cover (507) and an L-shaped plate (508), the top of the third hollow cylinder (501) is provided with three annular array third filtering holes (501 e), the side wall of the third hollow cylinder (501) is provided with three annular array inclined through holes (501 b), three annular array Z-shaped through holes (501C) and three annular array second filtering holes (501 d), the inclined through holes (501 b) are located above the Z-shaped through holes (501C), the bottom of the Z-shaped through holes (501C) is communicated with the second filtering holes (501 d), the top of the third hollow cylinder (501) is fixedly connected with three annular array limiting covers (507), the inner side of the third hollow cylinder (501) is fixedly connected with three annular array L-shaped plates (508), and the transverse plates of the L-shaped plates (508) are used for blocking the third filtering holes (501 e), and the vertical plates of the L-shaped plates (508) are used for blocking the inclined through holes (501 b) and the inclined through holes (501C).
5. The device for cleaning dirt on petroleum pipeline in oil field exploitation according to claim 4, wherein the vertical plate of the L-shaped plate (508) is a spring plate, and the spring coefficient of the third spring (505) is smaller than that of the fourth spring (506).
6. The device for cleaning dirt in petroleum pipelines in oilfield exploitation according to claim 5, further comprising a scraping mechanism (6), wherein the lower part of the third hollow cylinder (501) is connected with the scraping mechanism (6), the scraping mechanism (6) comprises a connecting ring (601), a circular arc plate (602), an outer expanding cylinder (603), a first inclined plane (601 a) and a second inclined plane (602 a), two symmetrical connecting rings (601) are connected to the lower part of the outer surface of the third hollow cylinder (501) through bolts, the two connecting rings (601) are fixedly connected together through bolts, the first inclined plane (601 a) of the connecting rings (601) is used for receiving dirt, the upper side of the two connecting rings (601) on the third hollow cylinder (501) is connected with three circular arc plates (602) in a circular array, the three circular arc plates (602) are located on the outer side of the third hollow cylinder (501), the second inclined planes (602 a) of the circular arc plates (602) are used for scraping dirt on the inner wall of petroleum pipelines, three connecting columns distributed from top to bottom are fixedly connected between the three connecting columns and the third hollow cylinder (501), and the three circular arc plates (602) are fixedly connected between the outer expanding cylinders (603) and the inner side of the third hollow cylinder (603) are fixedly connected.
7. A device for cleaning dirt of petroleum pipeline in oil field exploitation according to claim 6, characterized in that the external expansion cylinder (603) is composed of a circular plate at the top and a strip-shaped elastic plate fixedly connected to the circular plate.
8. A device for cleaning dirt in petroleum pipeline in oil field exploitation according to claim 7, characterized in that the first hollow cylinder (101) is connected with the second hollow cylinder (102) by screw thread in axial direction, connected with the second hollow cylinder (102) by screw thread in radial direction, the first hollow cylinder (101) is connected with the connecting body (3) by screw thread in axial direction, connected with the connecting body (3) by screw thread in radial direction, the connecting cylinder (401) is connected with the third hollow cylinder (501) by screw thread in axial direction, and connected with the third hollow cylinder (501) by screw thread in radial direction.
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| CN202111201138.4A CN114029289B (en) | 2021-10-15 | 2021-10-15 | Dirt removing device for petroleum pipeline in oilfield exploitation |
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| CN202111201138.4A CN114029289B (en) | 2021-10-15 | 2021-10-15 | Dirt removing device for petroleum pipeline in oilfield exploitation |
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| CN115142803B (en) * | 2022-07-13 | 2023-03-28 | 兰州凯宏中原石油科技有限公司 | Rotary descaling and plugging removal method applied to oil field |
| CN115318766B (en) * | 2022-08-10 | 2023-08-15 | 大连华南集团有限责任公司 | Automatic descaling device based on geothermal well |
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| CN105422048B (en) * | 2015-11-27 | 2017-12-05 | 中国石油天然气股份有限公司 | One kind dispensing well fixed tubular column electromechanical integration snaking system and method |
| CN105370244B (en) * | 2015-11-27 | 2018-11-16 | 中国石油天然气股份有限公司 | Dispense well fixed tubular column electromechanical integration snaking instrument |
| CN107030652B (en) * | 2016-09-30 | 2023-08-18 | 中国科学院沈阳自动化研究所 | Impact type penetrating device |
| CN106881317B (en) * | 2017-04-14 | 2017-11-28 | 李福军 | Block pipeline superhigh pressure water jet rotational oscillation drill bit |
| KR101913373B1 (en) * | 2018-07-10 | 2019-01-14 | (주)크린텍 | Scale removing device of pipe line and pipe washing method using the same |
| CN211802846U (en) * | 2020-03-20 | 2020-10-30 | 北京融颐科技发展有限公司 | Oil field pipeline cleaner |
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