CN-122014141-A - Oil well hole treatment device and construction method thereof

CN122014141ACN 122014141 ACN122014141 ACN 122014141ACN-122014141-A

Abstract

The invention relates to the field of hole processing devices and construction methods thereof, in particular to an oil well hole processing device and a construction method thereof, comprising a rack, a direction control assembly, a steel wire rope, an equipment rack A, a connecting cavity, an equipment rack B, a telescopic cylinder group, a positioning plate, a pouring head, a scraping plate and a drill bit; the invention discloses a device for repairing a hole in an oil well, which comprises a frame, a repair part, a control device and a control scraper, wherein the frame is provided with a direction control component for controlling the lower end part to turn so as to repair holes in different directions in the oil well, the direction control component comprises a rotating seat, external teeth, a driving gear, a driving motor, an electric wire wheel and a rope threading hole, the clamping plate is pushed by the pushing cylinder to clamp the oil well from four surfaces, the repair part can be flexibly controlled to reach the repair position of the oil well by the steel wire rope hoisting device and the direction control component, the filling material is uniformly discharged from the end by pushing the inner filling material, and the filling material on the surface of the hole opening is trowelled by the control scraper.

Inventors

CHEN WEI
XU WENLONG
ZHU HENG
SHI MINGXIA
XU BIN
Jing Huining
CHEN ZHIYONG
CHEN LIANG
FENG WEI
REN XIAORONG
LIU XIAOBING
XU ZIQIANG

Assignees

中国石油天然气股份有限公司

Dates

Publication Date: 20260512
Application Date: 20241111

Claims (8)

1. The oil well hole processing device comprises a frame (1) and is characterized by further comprising a direction control assembly, a steel wire rope (6), an equipment frame A (7), a connecting cavity (8), an equipment frame B (9), a telescopic cylinder group (10), a positioning plate (11), a filling head (12), a scraping plate (13) and a drill bit (14), wherein the top end of the frame (1) is provided with a direction control assembly which is used for controlling a lower end part to steer so as to repair holes in different directions in an oil well, the direction control assembly comprises a rotating seat (501), external teeth (502), a driving gear (503), a driving motor (504), an electric wire wheel (505) and a rope penetrating hole (506), external teeth (502) are arranged on the outer side of the rotating seat (501), the external teeth (502) are meshed and connected with the driving gear (503), the driving motor (504) is arranged at the lower end of the driving gear (503), the upper end of the rotating seat (501) is fixedly connected with the electric wire wheel (505), the outer side of the rotating seat (501) is provided with the rope penetrating hole (506), the electric wire wheel (505) is wound on the outer side of the spool, the rope penetrating hole (506) is wound on the outer side of the wire rope, the wire rope (6) is connected with the wire rope (7), and the equipment A (7) is connected with the equipment frame A (9) and the equipment frame A is arranged on the lower end of the equipment frame A connecting cavity (8) is formed between the equipment frames B (9), telescopic cylinder groups (10) which are symmetrical in front and back are arranged on the inner side of the connecting cavity (8), a positioning plate (11) is fixedly connected to the outer side of a piston rod of each telescopic cylinder group (10), a filling head (12) for filling materials into oil well holes is arranged on the inner side of the equipment frame A (7), a scraping plate (13) for leveling the filling materials on the surfaces of the holes is arranged on the upper side of the inner side of the equipment frame B (9), and a drill bit (14) for removing impurities in the oil well holes is arranged on the lower side of the inner side of the equipment frame B (9).
2. The oil well hole treatment device according to claim 1, wherein a storage cavity (15) is arranged at the upper end of the inner side of the equipment frame A (7), a feeding port (16) for feeding various filling materials according to the proportion is fixedly connected to the upper end of the storage cavity (15), an electric stirring mechanism (17) for fully stirring the various filling materials is arranged at the inner side of the storage cavity (15), a filling port (18) for discharging the uniformly mixed filling materials is arranged at the lower end of the storage cavity (15), and a control valve is arranged at the filling port (18).
3. The oil well hole treatment device according to claim 1, wherein a linear driving structure A (19) is arranged at the lower end of the inner side of the equipment frame A (7), a movable seat (20) is linked at the upper end of a threaded sleeve of the linear driving structure A (19), a supporting plate (21) is fixedly connected to one side of the upper end of the movable seat (20), a control cylinder (22) is arranged at the rear end of the supporting plate (21), a pushing rod (23) is fixedly connected to the front end of a piston rod of the control cylinder (22), an injection barrel (24) fixed to the movable seat (20) is sleeved at the front end of the pushing rod (23), a filling head (12) is fixedly connected to the front end of the injection barrel (24), a main discharging hole (26) is formed in the front end of the filling head (12), auxiliary discharging holes (27) are distributed on the outer surface of the filling head (12), a material receiving port (25) is fixedly connected to the upper end of the injection barrel (24), and a control valve is arranged on the material receiving port (25).
4. The oil well hole treatment device according to claim 1, wherein an installation groove (28) is formed in the front side of the inner side of the equipment frame B (9), a linear driving structure B (29) is fixedly connected to the inner side of the equipment frame B (9), and a long-strip-shaped scraping plate (13) is fixedly connected to the front end of the linear driving structure B (29).
5. The oil well hole treatment device according to claim 1, wherein a linear driving structure C (30) is arranged at the lower end of the inner side of the equipment frame B (9), a movable frame (31) is linked at the upper end of the linear driving structure C (30), the movable frame (31) is of an inverted T-shaped structure, a rotary motor (32) is arranged at the rear end of the movable frame (31), a drill bit (14) is arranged at the front end of the rotary motor (32), and a thread piece (33) is fixedly connected to the outer surface of the drill bit (14).
6. The oil well hole treatment device according to claim 1 is characterized in that universal wheels (2) which are convenient for the movement and positioning of the oil well hole treatment device are arranged at the lower ends of four support legs of the frame (1), a pushing cylinder (3) is arranged at one side of the support legs of the frame (1) close to the outer side, and a point-contact circular clamping plate (4) is sleeved at the end of a piston rod of the pushing cylinder (3).
7. The oil well hole treatment device according to claim 6, wherein the clamping plate (4) is one of square, rectangular and circular arc plates.
8. A method of construction of a wellbore treatment device, characterized by comprising the following steps of: The first step is that the frame (1) is moved to the upper end of the oil well, the brake of the universal wheel (2) is pressed to perform preliminary positioning on the hole processing device, a proper clamping plate (4) can be arranged according to the shape of the oil well, and the cylinder (3) is pushed to push the clamping plate (4) to clamp the wellhead of the oil well from four faces, so that the hole processing device is stably positioned; the second step, the hole processing device can be used together with a monitoring system, when the monitoring system detects that the broken hole appears on the inner wall of the oil well during daily inspection, a worker can control the direction control component operating device on the ground to repair the broken hole; The third step, an electric wire wheel (505) starts to rotate, a steel wire rope (6) is slowly put down from a rope threading hole (506), a device frame B (9) and a device frame A (7) slowly enter an oil well until reaching a layer to be repaired, a driving gear (503) at the upper end is controlled by a driving motor (504) to synchronously rotate with a rotating seat (501) with external teeth (502) at the side surface, and repairing parts borne by the device frame B (9) and the device frame A (7) are turned to a position to be repaired; the fourth step, two groups of telescopic cylinder groups (10) inside the connecting cavity (8) extend out of the piston rods simultaneously, so that symmetrically distributed positioning plates (11) are contacted with the oil well wall surface for positioning, and the later repair work can be performed stably and safely; Fifthly, when repairing holes, driving the pouring head (12) to move in the direction of the oil well holes, enabling the pouring head (12) to penetrate into the holes, pushing the filling material inside to uniformly discharge the filling material from the ends, and enabling the filling material to be uniformly distributed in the holes, wherein the pouring head (12) can slowly withdraw from the holes in the discharging process; Step six, after pouring is completed, the positioning plate (11) is released, the steel wire rope (6) is wound up, the equipment frame B (9) is lifted to the just repaired area, the positioning plate (11) is controlled again to perform positioning, the scraping plate (13) is driven to perform reciprocating motion from left to right and from right to left, and the surface of the hole opening is smoothed; And seventhly, a group of damage assemblies are arranged at the lower end of the equipment frame B (9), and the assemblies can be used for damaging and replacing long-term materials in holes in daily maintenance and also can be used for repairing impurities in the holes of the oil well in the early stage.

Description

Oil well hole treatment device and construction method thereof Technical Field The invention relates to the field of hole processing devices and construction methods thereof, in particular to an oil well hole processing device and a construction method thereof. Background When the oil well works, due to long construction time or collision of oil extraction apparatuses, holes with different positions and sizes can appear on the well wall of the oil well, and if the holes are seriously generated, the oil well can leak, so that the safety production of the oil well is affected. However, the existing oil well hole treatment basically depends on high-precision operation and equipment, so that the repair difficulty and cost are increased, the operation is required to be carried out in steps, the repair time is long, and the normal operation of an oil well is greatly influenced. Therefore, the oil well hole treatment device and the construction method thereof can be designed aiming at the problems of high difficulty, high cost and long time consumption of the oil well hole treatment. Disclosure of Invention In order to solve the problems of high difficulty, high cost and long time for processing the oil well holes. The oil well hole treatment device comprises a frame, a direction control component, a steel wire rope, an equipment rack A, a connecting cavity, an equipment rack B, a telescopic cylinder group, a positioning plate, a pouring head, a scraping plate and a drill bit, wherein the top end of the frame is provided with the direction control component which is used for controlling a lower end part to turn so as to repair holes in different directions in an oil well, the direction control component comprises a rotating seat, external teeth, a driving gear, a driving motor, an electric wire wheel and a rope penetrating hole, the outer side of the rotating seat is provided with external teeth, the side face of the external teeth is in meshed connection with the driving gear, the lower end of the driving gear is provided with the driving motor, the upper end of the rotating seat is fixedly connected with the electric wire wheel, the lower end of the electric wire wheel is wound with the steel wire rope, the rope penetrating hole is in sliding connection with the steel wire rope, the lower end of the equipment rack A is fixedly connected with the equipment rack B, the connecting cavity is arranged between the equipment rack A and the equipment rack B, the inner side of the connecting cavity is provided with the telescopic cylinder group which is in front-back symmetry, the outer side of the telescopic cylinder group is fixedly connected with the positioning plate, the inner side of the equipment rack A is filled with the material for pouring the inner side of the oil well hole is filled with the material on the inner side of the scraping plate B, and the inner side of the upper side of the equipment rack is used for filling the material of the drill bit is filled with the drill bit is arranged on the side of the upper surface of the scraper bit is used for cleaning material. The automatic filling machine is characterized in that a storage cavity is arranged at the upper end of the inner side of the equipment frame A, a feeding port for feeding various filling materials according to the proportion is fixedly connected to the upper end of the storage cavity, an electric stirring mechanism for fully stirring the various filling materials is arranged at the inner side of the storage cavity, a filling port for discharging the uniformly mixed filling materials is arranged at the lower end of the storage cavity, a control valve is arranged at the filling port, various filling materials and water which are fed in batches according to the proportion are stored in the storage cavity when holes are repaired, the various filling materials of the electric stirring mechanism are fully stirred, and then the valve of the filling port and the connecting port of an injection barrel below are opened for quantitative feeding. Preferably, a linear driving structure A is arranged at the lower end of the inner side of the equipment rack A; the upper end of the thread sleeve of the linear driving structure A is linked with a movable seat, a supporting plate is fixedly connected to one side of the upper end of the movable seat close to the rear end of the movable seat, a control cylinder is arranged at the rear end of the supporting plate, the front end of a piston rod of the control cylinder is fixedly connected with a pushing rod, an injection barrel fixed to the movable seat is sleeved at the front end of the pushing rod, the front end of the injection barrel is fixedly connected with a filling head, a main discharging hole is formed in the front end of the filling head, auxiliary discharging holes are distributed on the outer surface of the filling head, the upper end of the injection barrel is fixedly connected with a material recei