CN114233243A

CN114233243A - Oil borehole operation well-flushing auxiliary device

Info

Publication number: CN114233243A
Application number: CN202111588591.5A
Authority: CN
Inventors: 高静
Original assignee: Jiangsu Xinpeng Energy Science & Technology Co ltd
Current assignee: Jiangsu Xinpeng Energy Science & Technology Co ltd
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-03-25

Abstract

The invention relates to the technical field of petroleum downhole operation, and discloses a petroleum downhole operation well-washing auxiliary device which comprises a fixing ring, wherein the top of the fixing ring is provided with a well-washing mechanism and a water receiving mechanism; the well washing mechanism comprises a fixed cylinder, a first electric telescopic cylinder, a first motor shaft, a first rotating rod, a water tank, a second rotating rod, a fixed disk and a groove. According to the oil well cleaning device, the second motor and the cleaning bristles on the half screen cover can be used for driving the half screen cover, the second motor and the cleaning bristles to rotate, so that the inner wall of an oil well is cleaned, the micro water pump can be started in the cleaning process, water in the water tank is sprayed out of the inner wall of the oil well through the spray head, the cleaning effect is improved, clean dirt falls on the half screen cover and is intercepted, and the two half screen covers are driven to move through the second electric telescopic cylinder, so that the distance between the half screen covers can be moved, and oil wells with different sizes can be cleaned.

Description

Oil borehole operation well-flushing auxiliary device

Technical Field

The invention relates to the technical field of petroleum underground operation, in particular to a well washing auxiliary device for petroleum underground operation.

Background

Oil extraction refers to the act of excavating and extracting oil in places where oil is stored. In the process of oil exploitation, oil and gas flow into the well bottom from a reservoir and rise to the well head from the well bottom in a driving mode, and the inner wall of the oil well needs to be cleaned after the oil well is used in the production period.

Patent number CN201921893466.3 discloses an oil borehole operation well-flushing auxiliary device, including base, pneumatic cylinder and supporting shoe, the telescopic link is installed to the top of base, and the top of telescopic link is fixed with the fly leaf, and support one is installed to the top of fly leaf simultaneously, the pneumatic cylinder is installed in the inboard top of support one, and the below installation hydraulic stem of pneumatic cylinder, and support two is installed to the below of hydraulic stem simultaneously, the fixed block is installed to the inside top of support two, and the outside of fixed block is provided with the scraper blade, the inboard of scraper blade is fixed with the fixture block, and fixture block and draw-in groove cooperation installation, and the draw-in groove is seted up on the outside surface of fixed block simultaneously, the supporting shoe sets up in the inside below of support, and the outside of supporting shoe is provided with the clearance cotton. This oil borehole operation well-flushing auxiliary device is provided with telescopic link and fly leaf, according to the height of oil well, adjusts the length of telescopic link to the height of adjusting support one, thereby the convenience is washd the oil well of co-altitude not.

However, in the existing well washing auxiliary device for the underground petroleum operation, in the process of washing the petroleum well, the washed and dropped dirt cannot be collected, so that the washed dirt easily drops into the petroleum well, and the washing water cannot be received, so that the washing water can enter the petroleum well, and the petroleum wells with different sizes cannot be washed.

Disclosure of Invention

The invention aims to provide an auxiliary device for washing a well in petroleum underground operation, which solves the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a well washing auxiliary device for petroleum underground operation comprises a fixing ring, wherein a well washing mechanism and a water receiving mechanism are arranged at the top of the fixing ring;

the well washing mechanism comprises a fixed cylinder, a first electric telescopic cylinder, a first motor shaft, a first rotating rod, a water tank, a second rotating rod, a fixed disk, a groove, a second electric telescopic cylinder, a half mesh enclosure, a fixed rod, a second motor shaft, cleaning bristles, a first hose, a second hose, a micro water pump and a spray head; the top of the fixing ring is in bolted connection with a fixing cylinder, the top end of the interior of the fixing cylinder is in bolted connection with a first electric telescopic cylinder, the bottom of the first electric telescopic cylinder is fixedly connected with a first motor, the bottom of the first motor is connected with a first motor shaft, the bottom of the first motor shaft penetrates through an electric slip ring and is fixedly connected with a first rotary rod, the bottom of the first rotary rod is in bolted connection with a water tank, the bottom of the water tank is in bolted connection with a second rotary rod, the bottom of the second rotary rod is fixedly connected with a fixing disc, the left side and the right side of the fixing disc are both provided with grooves, one end of the interior of each groove is in bolted connection with a second electric telescopic cylinder, the other end of each second electric telescopic cylinder is fixedly connected with a half mesh enclosure, the two half mesh enclosures are mutually attached, the top of each half mesh enclosure is fixedly connected with a fixing rod, and the top of each fixing rod is fixedly connected with a second motor, one end, away from the water tank, of the second motor is connected with a second motor shaft, one end, away from the second motor, of the second motor shaft is fixedly connected with a cleaning rod, one end, away from the second motor shaft, of the cleaning rod is fixedly connected with cleaning bristles, the bottoms of the left side and the right side of the water tank are both communicated with one end of a first hose, the other end of the first hose is communicated with a micro water pump, one end, away from the first hose, of the micro water pump is communicated with a second hose, one end, away from the micro water pump, of the second hose is communicated with a spray head, and the bottom of the spray head is connected with a second motor through bolts;

the water receiving mechanism comprises a third rotating rod, a water receiving shell, a connecting rod, a water pump, a first pipeline, a second pipeline and a water level sensor; fixed disk bottom fixedly connected with third rotary rod, third rotary rod bottom fixedly connected with water receiving casing, and water receiving casing top is open structure, the one end of the equal fixedly connected with connecting rod in third rotary rod left and right sides bottom, the other end fixedly connected with suction pump of connecting rod, both ends communicate respectively about the suction pump have first pipeline and second pipeline, water receiving shells inner wall left and right sides top bolted connection has level sensor.

As a preferred embodiment of the present invention, the bottom of the water receiving casing is connected with a fixing plate by bolts, and the bottom of the fixing plate is connected with three cameras by bolts at equal intervals.

In a preferred embodiment of the present invention, an industrial computer is connected to the front bolt of the fixed cylinder, and the signal output end of the water level sensor is connected to the signal input end of the industrial computer.

As a preferred embodiment of the present invention, an electric slip ring penetrates through an outer side of the first motor shaft, and the electric slip ring is electrically connected to the second motor, the micro water pump, the water level sensor and the water pump.

As a preferred embodiment of the present invention, the top of the water receiving case is an open structure.

As a preferred embodiment of the invention, the left side and the right side of the top of the water tank are both communicated with water inlet pipes, and the tops of the water inlet pipes are movably connected with pipe covers.

As a preferred embodiment of the present invention, the fixing ring, the fixing cylinder, the first rotating rod, the second rotating rod, the third rotating rod, the fixing rod, the connecting rod, the half mesh enclosure, the fixing disk and the fixing plate are made of stainless metal.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the oil well cleaning auxiliary device, the second motor and the cleaning bristles on the half screen cover can be utilized to drive the half screen cover, the second motor and the cleaning bristles to rotate, so that the inner wall of an oil well is cleaned, the micro water pump can be started in the cleaning process, water in the water tank is sprayed out of the inner wall of the oil well through the spray head, the cleaning effect is improved, clean dirt can fall onto the half screen cover, the dirt is intercepted, in addition, the two half screen covers are driven to move through the second electric telescopic cylinder, the distance of the half screen covers can be moved, so that oil wells with different sizes can be cleaned, and the oil well cleaning auxiliary device for oil downhole operation is more practical.

2. According to the invention, the water receiving shell and the water level sensor are arranged at the bottom of the fixed disc, so that cleaning water can be collected by using the water receiving shell, and after the cleaning water overflows the water level sensor, the danger of water level can be displayed on the industrial personal computer, so that the water discharging of the water receiving shell is timely promoted, the overflow of sewage is avoided, and the auxiliary device for washing the well in the petroleum underground operation is more practical.

3. According to the invention, as the water suction pump and the pipeline are arranged on the third rotating rod, sewage in the water receiving shell can be sprayed to the outside through the water suction pump and the pipeline, so that after the water receiving shell is lifted, the fixed cylinder is opened, the sewage in the water receiving shell is quickly discharged to the outside, and the oil downhole operation well washing auxiliary device is more practically used.

4. The camera is arranged at the bottom of the fixing plate, so that the camera can be driven to move downwards in the process of moving the water receiving shell downwards, the internal condition of the petroleum well is monitored by using the camera, whether the inner wall of the petroleum well meets the cleaning condition or not is judged, and the petroleum underground operation well washing auxiliary device is more practical.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic view of the overall structure of an auxiliary well-flushing device for oil downhole operation according to the present invention;

FIG. 2 is a schematic diagram of the internal structure of a fixed cylinder of the well-flushing auxiliary device for the oil downhole operation of the present invention;

FIG. 3 is a schematic diagram of the internal structure of a groove of the well-flushing auxiliary device for the oil downhole operation according to the present invention;

fig. 4 is a schematic view of the internal structure of a water receiving shell of the auxiliary device for washing the well in the oil downhole operation.

In the figure: 1. a fixing ring; 2. a fixed cylinder; 3. an industrial control computer; 4. a first motor; 5. a first motor shaft; 6. an electric slip ring; 7. a first rotating rod; 8. a water tank; 9. a second rotating rod; 10. a third rotating rod; 11. a fixing plate; 12. a camera; 13. fixing the rod; 14. a second motor; 15. a second motor shaft; 16. a cleaning rod; 17. cleaning the bristles; 18. a first hose; 19. a micro water pump; 20. a second hose; 21. water is received in the shell; 22. a half net cover; 23. a first electric telescopic cylinder; 24. fixing the disc; 25. a groove; 26. a second electric telescopic cylinder; 27. a connecting rod; 28. a water pump; 29. a first conduit; 30. a second conduit; 31, a water level sensor; 32. and (4) a spray head.

Detailed Description

Referring to fig. 1-4, the present invention provides a technical solution: a well washing auxiliary device for petroleum underground operation comprises a fixing ring 1, wherein a well washing mechanism and a water receiving mechanism are arranged at the top of the fixing ring 1;

the well washing mechanism comprises a fixed cylinder 2, a first electric telescopic cylinder 23, a first motor 4, a first motor shaft 5, a first rotating rod 7, a water tank 8, a second rotating rod 9, a fixed disc 24, a groove 25, a second electric telescopic cylinder 26, a half mesh enclosure 22, a fixed rod 13, a second motor 14, a second motor shaft 15, cleaning bristles 17, a first hose 18, a second hose 20, a micro water pump 19 and a spray head 32; the top of the fixing ring 1 is in bolted connection with a fixing cylinder 2, the top end inside the fixing cylinder 2 is in bolted connection with a first electric telescopic cylinder 23, the bottom of the first electric telescopic cylinder 23 is fixedly connected with a first motor 4, the bottom of the first motor 4 is connected with a first motor shaft 5, the bottom of the first motor shaft 5 penetrates through an electric slip ring 6 to be fixedly connected with a first rotary rod 7, the bottom of the first rotary rod 7 is in bolted connection with a water tank 8, the bottom of the water tank 8 is in bolted connection with a second rotary rod 9, the bottom of the second rotary rod 9 is fixedly connected with a fixed disk 24, the left side and the right side of the fixed disk 24 are both provided with grooves 25, one end inside each groove 25 is in bolted connection with a second electric telescopic cylinder 26, the other end of the second electric telescopic cylinder 26 is fixedly connected with a half mesh enclosure 22, the two half mesh enclosures 22 are mutually attached, and the top of the half mesh enclosure 22 is fixedly connected with a fixing rod 13, the top of the fixed rod 13 is fixedly connected with a second motor 14, one end, far away from the water tank 8, of the second motor 14 is connected with a second motor shaft 15, one end, far away from the second motor 14, of the second motor shaft 15 is fixedly connected with a cleaning rod 16, one end, far away from the second motor shaft 15, of the cleaning rod 16 is fixedly connected with cleaning bristles 17, the bottoms of the left side and the right side of the water tank 8 are both communicated with one end of a first hose 18, the other end of the first hose 18 is communicated with a micro water pump 19, one end, far away from the first hose 18, of the micro water pump 19 is communicated with a second hose 20, one end, far away from the micro water pump 19, of the second hose 20 is communicated with a spray head 32, and the bottom of the spray head 32 is in bolted connection with the second motor 14;

the water receiving mechanism comprises a third rotating rod 10, a water receiving shell 21, a connecting rod 27, a water suction pump 28, a first pipeline 29, a second pipeline 30 and a water level sensor 31; fixed disk 24 bottom fixedly connected with third rotary rod 10, third rotary rod 10 bottom fixedly connected with water receiving casing 21, and water receiving casing 21 top is open structure, the equal fixedly connected with connecting rod 27's in third rotary rod 10 left and right sides bottom one end, connecting rod 27's other end fixedly connected with suction pump 28, both ends communicate respectively with first pipeline 29 and second pipeline 30 about suction pump 28, water receiving casing 21 inner wall left and right sides top bolted connection has level sensor 31.

It should be noted that, through the second motor 14 and the cleaning brush 17 on the half net cover 22, the second motor 14 can be used to drive the half net cover 22, the second motor 14 and the cleaning brush 17 to rotate, so as to clean the inner wall of the oil well, and in the cleaning process, the micro water pump 19 can be turned on, so that the water in the water tank 8 can be sprayed out to the inner wall of the oil well through the spray head 32, so as to improve the cleaning effect, the cleaned dirt can fall onto the half net cover 22, so as to intercept the dirt, moreover, the two half net covers 22 are driven to move through the second electric telescopic cylinder 26, so as to move the distance of the half net cover 22, so as to clean the oil wells with different sizes, because the water receiving shell 21 and the water level sensor 31 are arranged at the bottom of the fixed tray 24, not only the cleaning water can be collected by using the water receiving shell 21, but also after the cleaning water overflows the water level sensor 31, can show that the water level is dangerous on industrial control computer 3 to in time promote water receiving casing 21 and turn on the water, avoided sewage to spill out, owing to be provided with suction pump 28 and pipeline on third rotary rod 10, can spout the inside sewage of water receiving casing 21 to the outside through suction pump 28 and pipeline, thereby promote the back at the water receiving casing, open the solid fixed cylinder, emit the inside sewage of water receiving casing 21 to the outside fast.

Referring to fig. 1 in the embodiment, a fixing plate 11 is bolted to the bottom of the water receiving casing 21, three cameras 12 are bolted to the bottom of the fixing plate 11 at equal intervals, and since the cameras 12 are arranged at the bottom of the fixing plate 11, the cameras 12 are driven to move downwards in the downward movement process of the water receiving casing 21, and the cameras 12 are used for monitoring the internal conditions of the oil well and judging whether the inner wall of the oil well meets the cleaning conditions.

In this embodiment, referring to fig. 1, the front side of the fixed cylinder 2 is connected to an industrial computer 3 through a bolt, and a signal output end of the water level sensor 31 is connected to a signal input end of the industrial computer 3.

Referring to fig. 1 in this embodiment, an electric slip ring 6 penetrates through an outer side of the first motor shaft 5, and the electric slip ring 6 is electrically connected to the second motor 14, the micro water pump 19, the water level sensor 31, the second electric telescopic cylinder 26, and the water pump 28.

In the embodiment, referring to fig. 1, the top of the water receiving casing 21 is an open structure.

In this embodiment, referring to fig. 1, the left side and the right side of the top of the water tank 8 are both communicated with water inlet pipes, and the top of each water inlet pipe is movably connected with a pipe cover.

Referring to fig. 1 in the present embodiment, the fixing ring 1, the fixing cylinder 2, the first rotating rod 7, the second rotating rod 9, the third rotating rod 10, the fixing rod 13, the connecting rod 27, the half mesh enclosure 22, the fixing disc 24 and the fixing plate 11 are all made of stainless metal.

When the auxiliary device for washing the well during the underground operation of the petroleum is used, it is to be noted that the industrial control computer 3, the first motor 4 and the electric slip ring 6 are electrically connected with an external power supply, then the industrial control computer 3, the first motor 4, the micro water pump 19, the water level sensor 31, the second electric telescopic cylinder 26 and the water pump 28 are connected with an external control switch through signals, after the connection is completed, the fixing ring 1 is covered on a petroleum well mouth, then the first electric telescopic cylinder 23 is opened, the first electric telescopic cylinder 23 drives the second motor 14, the half net cover 22 and the water receiving shell 21 to enter the petroleum well, after the petroleum well enters the petroleum well, the second motor 14 is opened, the second motor 14 drives the second motor shaft 15, the second motor shaft 15 drives the cleaning brush bristles 17 to clean the inner wall of the petroleum well, then the first motor 4 is opened, the first motor shaft 5 is driven by the first motor 4, the first motor shaft 5 drives the first rotating rod 7, the first rotating rod 7 drives the water tank 8, the second rotating rod 9 and the half mesh enclosure 22, the half mesh enclosure 22 drives the second motor 14 and the cleaning brush 17 to rotate, integral cleaning is carried out, in the cleaning process, the micro water pump 19 can be started, water in the water tank 8 is pumped into the spray head 32 through the first hose 18 and the second hose 20, the inner wall of the petroleum well is sprayed out through the spray head 32, the cleaning water can be collected through the water receiving shell 21, after the cleaning water overflows the water level sensor 31, water level danger can be displayed on the industrial control computer 3, sewage in the water receiving shell 21 can be sprayed to the outside through the water suction pump 28 and the pipeline, thus after the water receiving shell is lifted, the fixing cylinder is opened, the sewage in the water receiving shell 21 is rapidly discharged to the outside, and as the camera 12 is arranged at the bottom of the fixing plate 11, in the process of moving the water receiving shell 21 downwards, the camera 12 is driven to move downwards, the internal condition of the petroleum well is monitored by the camera 12, and whether the inner wall of the petroleum well meets the cleaning condition or not is judged; 2. a fixed cylinder; 3. an industrial control computer; 4. a first motor; 5. a first motor shaft; 6. an electric slip ring; 7. a first rotating rod; 8. a water tank; 9. a second rotating rod; 10. a third rotating rod; 11. a fixing plate; 12. a camera; 13. fixing the rod; 14. a second motor; 15. a second motor shaft; 16. a cleaning rod; 17. cleaning the bristles; 18. a first hose; 19. a micro water pump; 20. a second hose; 21. water is received in the shell; 22. a half net cover; 23. a first electric telescopic cylinder; 24. fixing the disc; 25. a groove; 26. a second electric telescopic cylinder; 27. a connecting rod; 28. a water pump; 29. a first conduit; 30. a second conduit; 31, a water level sensor; 32. the spray head and the components are all standard parts or parts known to those skilled in the art, and the structure and the principle of the spray head and the components are known to those skilled in the technical manual or by routine experiments.

Claims

1. The utility model provides an oil borehole operation well-flushing auxiliary device, includes solid fixed ring (1), its characterized in that: the top of the fixing ring (1) is provided with a well washing mechanism and a water receiving mechanism;

the well washing mechanism comprises a fixed cylinder (2), a first electric telescopic cylinder (23), a first motor (4), a first motor shaft (5), a first rotating rod (7), a water tank (8), a second rotating rod (9), a fixed disk (24), a groove (25), a second electric telescopic cylinder (26), a half mesh enclosure (22), a fixed rod (13), a second motor (14), a second motor shaft (15), cleaning bristles (17), a first hose (18), a second hose (20), a micro water pump (19) and a spray head (32); the top of the fixing ring (1) is in bolted connection with a fixing cylinder (2), the top end of the interior of the fixing cylinder (2) is in bolted connection with a first electric telescopic cylinder (23), the bottom of the first electric telescopic cylinder (23) is fixedly connected with a first motor (4), the bottom of the first motor (4) is connected with a first motor shaft (5), the bottom of the first motor shaft (5) penetrates through an electric slip ring (6) and is fixedly connected with a first rotary rod (7), the bottom of the first rotary rod (7) is in bolted connection with a water tank (8), the bottom of the water tank (8) is in bolted connection with a second rotary rod (9), the bottom of the second rotary rod (9) is fixedly connected with a fixing disc (24), the left side and the right side of the fixing disc (24) are both provided with grooves (25), one end of the interior of each groove (25) is in bolted connection with a second electric telescopic cylinder (26), and the other end of the second electric telescopic cylinder (26) is fixedly connected with a half-screen cover (22), the two half net covers (22) are attached to each other, a fixing rod (13) is fixedly connected to the tops of the half net covers (22), a second motor (14) is fixedly connected to the top of the fixing rod (13), one end, far away from the water tank (8), of the second motor (14) is connected with a second motor shaft (15), one end, far away from the second motor (14), of the second motor shaft (15) is fixedly connected with a cleaning rod (16), one end, far away from the second motor shaft (15), of the cleaning rod (16) is fixedly connected with cleaning bristles (17), the bottoms of the left side and the right side of the water tank (8) are communicated with one end of a first hose (18), the other end of the first hose (18) is communicated with a micro water pump (19), one end, far away from the first hose (18), of the micro water pump (19) is communicated with a second hose (20), and one end, far away from the micro water pump (19), of the second hose (20) is communicated with a spray head (32), the bottom of the spray head (32) is connected with a second motor (14) through a bolt;

the water receiving mechanism comprises a third rotating rod (10), a water receiving shell (21), a connecting rod (27), a water suction pump (28), a first pipeline (29), a second pipeline (30) and a water level sensor (31); fixed disk (24) bottom fixedly connected with third rotary rod (10), third rotary rod (10) bottom fixedly connected with water receiving casing (21), and water receiving casing (21) top is open structure, the one end of the equal fixedly connected with connecting rod (27) in third rotary rod (10) left and right sides bottom, the other end fixedly connected with suction pump (28) of connecting rod (27), both ends communicate respectively about suction pump (28) have first pipeline (29) and second pipeline (30), water receiving casing (21) inner wall left and right sides top bolted connection has level sensor (31).

2. The oil downhole operation well-washing auxiliary device of claim 1, wherein: the water receiving shell (21) bottom bolted connection has fixed plate (11), fixed plate (11) bottom equidistance bolted connection has three camera (12).

3. The oil downhole operation well-washing auxiliary device of claim 1, wherein: the front side of the fixed cylinder (2) is connected with an industrial computer (3) through a bolt, and the signal output end of the water level sensor (31) is connected with the signal input end of the industrial computer (3).

4. The oil downhole operation well-washing auxiliary device of claim 1, wherein: an electric slip ring (6) penetrates through the outer side of the first motor shaft (5), and the electric slip ring (6) is electrically connected with the second motor (14), the micro water pump (19), the water level sensor (31), the second electric telescopic cylinder (26) and the water suction pump (28).

5. The oil downhole operation well-washing auxiliary device of claim 1, wherein: the top of the water receiving shell (21) is of an open structure.

6. The oil downhole operation well-washing auxiliary device of claim 1, wherein: the left side and the right side of the top of the water tank (8) are both communicated with water inlet pipes, and the tops of the water inlet pipes are movably connected with pipe covers.

7. The oil downhole operation well-washing auxiliary device of claim 2, wherein: the fixing ring (1), the fixing barrel (2), the first rotating rod (7), the second rotating rod (9), the third rotating rod (10), the fixing rod (13), the connecting rod (27), the half mesh enclosure (22), the fixing disc (24) and the fixing plate (11) are made of stainless metal materials.