CN217897792U

CN217897792U - Energy-saving consumption-reducing drifting flushing equipment for horizontal well

Info

Publication number: CN217897792U
Application number: CN202222088913.6U
Authority: CN
Inventors: 杜海军; 汪洋; 高建武; 张恒; 杨荣国
Original assignee: Yanli Oil Production Co ltd Qili Village Oil Production Plant
Current assignee: Yanli Oil Production Co ltd Qili Village Oil Production Plant
Priority date: 2022-08-09
Filing date: 2022-08-09
Publication date: 2022-11-25
Anticipated expiration: 2032-08-09

Abstract

The utility model discloses an energy saving and consumption reduction type drifting flushing device for horizontal well, including flushing device main part, washing nozzle and fastening installation mechanism, the lower extreme fixedly connected with cone of flushing device main part, washing nozzle sets up in the lateral wall of flushing device main part lower extreme, and washing nozzle is angle settings such as on flushing device main part lower extreme lateral wall to washing nozzle is used for spraying the horizontal well inner wall and washes, fastening installation mechanism sets up in the upper end of flushing device main part, and fastening installation mechanism is used for fixing between movable mounting piece and the fixed connection piece. This energy saving and consumption reduction type drifting flushing device for horizontal well, the washing nozzle is angle setting such as at the lower extreme of flushing device main part, combines the setting of the pump body, evenly sprays the drilling fluid on the wall of a well, washes effectually to can be very convenient to install fixedly between flushing device main part and the drilling tool head.

Description

Energy-saving consumption-reducing drifting flushing equipment for horizontal well

Technical Field

The utility model relates to a horizontal well drifting related technical field specifically is an energy saving and consumption reduction type drifting flushing device for horizontal well.

Background

The horizontal well refers to a special well with the maximum inclination angle reaching or approaching 90 degrees and maintaining a horizontal well section with a certain length in a target layer, and when the horizontal well performs well cementation operation, impurities such as mud cakes, rock debris, mud and the like formed around the well wall need to be washed, so that corresponding washing equipment needs to be installed at the lower end of a drilling tool to wash and clean the well wall;

however, in the actual use process of the commonly used flushing equipment, the equipment and the drilling tool are not convenient to mount and fix quickly, the mounting tightness is not good, the equipment is easy to loosen in the use process, the use is affected, the flushing effect is not uniform, and the flushing is not thorough;

therefore, the drifting washing equipment for the horizontal well is provided, which is energy-saving and consumption-reducing and is used for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an energy saving and consumption reduction type drifting flushing device for horizontal well to solve the flushing device who generally uses that proposes in the above-mentioned background art, in the in-service use, inconvenient install fast between equipment and the drilling tool fixed, and the fastening nature of installation is not good, produces the pine easily in the use and takes off, influences the use, and the effect of washing is inhomogeneous, washes not thorough problem.

In order to achieve the above object, the utility model provides a following technical scheme: the energy-saving and consumption-reducing drifting flushing equipment for the horizontal well comprises a flushing equipment main body, wherein the lower end of the flushing equipment main body is fixedly connected with a conical head, and a pump body is arranged in the flushing equipment main body;

further comprising:

the flushing nozzle is arranged on the outer side wall of the lower end of the flushing device main body, is arranged on the outer side wall of the lower end of the flushing device main body at an equal angle and is used for performing jet flushing on the inner wall of the horizontal well;

and the fastening and mounting mechanism is arranged at the upper end of the flushing device main body, is used for fixing the movable mounting block and the fixed connecting block, and drives the flushing device main body to form a dismounting structure at the lower end of the drilling tool head through the movable mounting block and the fixed connecting block.

Preferably, the fastening and mounting mechanisms are arranged at equal angles on the outer side of the washing device main body;

the fastening installation mechanism comprises a fixed connecting column with threads, an upper connecting sleeve arranged on the side face of the fixed connecting block, a lower connecting sleeve arranged on the side face of the movable installation block, and a lower fixing sleeve arranged on the upper end of the upper connecting sleeve and a lower fixing sleeve arranged on the lower end of the lower connecting sleeve.

Preferably, go up the adapter sleeve welding and have seted up fixed connection groove in fixed connection block's side, and fixed connection block's lower extreme to the block is connected between fixed connection groove and the flushing device main part, and closely the laminating has the sealing washer between fixed connection groove and the flushing device main part moreover.

Preferably, go up through connection between adapter sleeve and the fixed connection post, and be connected through the mode of screw thread between the upper end of fixed connection post and the last fixed cover to go up the laminating of fixed cover and set up the upper surface at last adapter sleeve.

Preferably, the lower end of the fixed connecting column is connected to the middle of the lower connecting sleeve in a penetrating manner, the lower end of the fixed connecting column is connected with the lower fixing sleeve for limiting in a threaded manner, and the lower fixing sleeve is attached to the lower surface of the lower connecting sleeve.

Preferably, the lower connecting sleeve is fixedly arranged on the side face of the movable mounting block at equal angles, the movable mounting block is sleeved on the outer surface of the flushing equipment main body, and the movable mounting block and the flushing equipment main body are fixed through fastening bolts.

Compared with the prior art, the beneficial effects of the utility model are that: according to the energy-saving consumption-reducing pigging flushing equipment for the horizontal well, in the actual use process, the flushing nozzle is arranged at the lower end of the flushing equipment main body in an equal angle mode, drilling fluid is uniformly sprayed to the well wall by combining the arrangement of the pump body, the flushing effect is good, and in combination with the arrangement of the fastening installation mechanism, the fixed connection block and the movable installation block, the fastening installation mechanism is arranged at the outer side of the flushing equipment main body in an equal angle mode, so that the flushing equipment main body and the drilling tool head can be conveniently and quickly installed and fixed, the fastening performance is good, looseness in the use process is prevented, and the practicability is high;

1. the flushing device is provided with the conical head and the flushing nozzle, the flushing device body can be conveniently and well deeply inserted into a well through the arrangement of the conical head, the flushing nozzle is arranged at the outer side of the flushing device body at an equal angle in combination with the arrangement of the flushing nozzle, the well wall can be flushed in an all-around manner, and the flushing device is very convenient to use;

2. the flushing device is provided with a fixed connecting block and a movable mounting block, the fixed connecting block is fixedly connected to the lower end of the drilling tool head, the movable mounting block is sleeved on the outer side of the flushing device main body, the movable mounting block and the flushing device main body are limited through a fastening bolt, and the flushing device main body is clamped and connected in a fixed connecting groove, so that the flushing device main body and the drilling tool head can be conveniently installed and connected;

3. be equipped with fastening installation mechanism, fastening installation mechanism is angle settings such as in the outside of flushing device main part, and fastening installation mechanism includes the fixed connection post, goes up the adapter sleeve, adapter sleeve down, goes up fixed cover and fixed cover down simultaneously, through the setting of drilling tool head, is convenient for carry on spacingly between fixed connection piece and the movable mounting piece, can be very convenient with the lower extreme of flushing device main part fixed mounting at the drilling tool head, simple structure, the practicality is high.

Drawings

FIG. 1 is a front view of the cutting structure of the present invention;

FIG. 2 is a schematic view of the overall structure of the main body and the washing nozzle of the washing apparatus of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

FIG. 4 is a schematic view of the overlooking structure of the connection of the fixed connecting column, the upper connecting sleeve and the movable mounting block of the present invention;

fig. 5 is a schematic view of the structure of the fixing connection column, the upper fixing sleeve and the lower fixing sleeve of the present invention.

In the figure: 1. flushing the device body; 2. a conical head; 3. a pump body; 4. flushing the nozzle; 5. a drill bit; 6. fixing a connecting block; 7. fixing and connecting grooves; 8. a fastening and mounting mechanism; 9. fixing a connecting column; 10. connecting sleeves are arranged; 11. a lower connecting sleeve; 12. fixing a sleeve; 13. a lower fixing sleeve; 14. a movable mounting block; 15. and fastening the bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides an energy saving and consumption reduction type drifting flushing equipment for horizontal well, includes flushing equipment main part 1, cone 2, the pump body 3, washing nozzle 4, drill bit 5, fixed connection piece 6, fixed connection groove 7, fastening installation mechanism 8, fixed connection post 9, upper connecting sleeve 10, lower connecting sleeve 11, upper fixed cover 12, lower fixed cover 13, movable mounting piece 14 and fastening bolt 15.

When the energy-saving and consumption-reducing drifting washing equipment for the horizontal well is used, as shown in fig. 1, fig. 3, fig. 4 and fig. 5, a conical head 2 is fixedly connected to the lower end of a washing equipment main body 1, a pump body 3 is installed inside the washing equipment main body 1, a movable mounting block 14 is sleeved on the outer surface of the upper end of the washing equipment main body 1, a fixed connecting block 6 is fixedly connected to the lower end of the drilling tool head 5, a fixed connecting groove 7 is formed in the lower end of the fixed connecting block 6, the upper end of the washing equipment main body 1 is clamped in the fixed connecting groove 7, a sealing ring is tightly attached between the fixed connecting groove 7 and the washing equipment main body 1 to prevent leakage of drilling fluid, the movable mounting block 14 and the fixed connecting block 6 are limited by a fastening and mounting mechanism 8, the fastening and mounting mechanism 8 is arranged at an equal angle outside the washing equipment main body 1, the fastening and mounting mechanism 8 comprises a fixed connecting sleeve 9 with threads formed in the outer surfaces of the upper end and the lower end, an upper connecting sleeve 10 arranged on the side surface of the fixed connecting block 6, a lower connecting sleeve 11 arranged on the upper end of the movable mounting block 14, an upper connecting sleeve 12 arranged on the upper connecting sleeve 10 and a lower fixing sleeve 13 arranged on the lower end of the lower fixing sleeve 11;

the upper end of a fixed connecting column 9 is inserted in the middle of an upper connecting sleeve 10, the upper connecting sleeve 10 is fixedly connected to the side face of a fixed connecting block 6, then an upper fixing sleeve 12 in threaded connection with the outer surface of the upper end of the fixed connecting column 9 is rotated, the upper fixing sleeve 12 is arranged on the upper surface of the upper connecting sleeve 10 in a fitting manner, the upper connecting sleeve 10 and the fixed connecting column 9 are limited through the upper fixing sleeve 12, the side face of a movable mounting block 14 is fixedly connected with a lower connecting sleeve 11, the lower connecting sleeve 11 and the upper connecting sleeve 10 are arranged in a one-to-one correspondence manner, the movable mounting block 14 is pulled upwards, the movable mounting block 14 slides between the movable mounting block 14 and a flushing device main body 1, the movable mounting block 14 drives the lower connecting sleeve 11 to be sleeved on the outer surface of the lower end of the fixed connecting column 9 through a fastening bolt 15, after the fixation is completed, then the lower fixing sleeve 13 in threaded connection with the outer surface of the lower end of the fixed connecting column 9 is rotated, the lower fixing sleeve 13 is arranged on the lower end of the lower connecting sleeve 11 in a fitting manner, and the fixed connecting block 6 and the movable mounting block 14 can be conveniently limited, the tightness is prevented from being loosened from being generated between the flushing device main body 1 and the flushing device main body 5;

after the installation is finished, the flushing equipment main body 1 is driven to be arranged in a horizontal well through the drill tool head 5, the lower end of the flushing equipment main body 1 is fixedly connected with the conical head 2, the flushing equipment main body 1 can more conveniently enter the well through the arrangement of the conical head 2, after the flushing equipment main body reaches a corresponding position, the pump body 3 arranged inside the flushing equipment main body 1 is started, as shown in the figures 1 and 2, the flushing nozzle 4 is arranged at an equal angle on the outer surface of the lower end of the flushing equipment main body 1, drilling fluid inside the upper end of the flushing equipment main body 1 is conveyed downwards through the pump body 3, the drilling fluid is uniformly sprayed to the well wall through the flushing nozzle 4, impurities such as mud cakes, rock debris and mud attached to the well wall are flushed, the flushing effect is good, and residues are prevented;

in addition, after washing the completion, will wash equipment main part 1 through drill bit 5 and take out from the well, then loosen spacing between fixed connection piece 6 and the movable mounting piece 14 through fastening installation mechanism 8, dismantle washing equipment main part 1 to can clear up the inside drilling fluid of washing equipment main part 1, prevent to remain and extravagant, reach energy saving and consumption reduction's effect, the practicality is high.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The energy-saving and consumption-reducing drifting flushing equipment for the horizontal well comprises a flushing equipment main body (1), wherein a conical head (2) is fixedly connected to the lower end of the flushing equipment main body (1), and a pump body (3) is installed inside the flushing equipment main body (1);

it is characterized by also comprising:

the flushing nozzle (4) is arranged on the outer side wall of the lower end of the flushing device main body (1), the flushing nozzle (4) is arranged on the outer side wall of the lower end of the flushing device main body (1) at an equal angle, and the flushing nozzle (4) is used for spraying and flushing the inner wall of the horizontal well;

and the fastening and mounting mechanism (8) is arranged at the upper end of the flushing device main body (1), the fastening and mounting mechanism (8) is used for fixing the movable mounting block (14) and the fixed connecting block (6), and the fastening and mounting mechanism (8) drives the flushing device main body (1) to form a dismounting structure at the lower end of the drilling tool head (5) through the movable mounting block (14) and the fixed connecting block (6).

2. The drifting washing equipment for the energy-saving and consumption-reducing horizontal well according to claim 1, wherein: the fastening and mounting mechanism (8) is arranged at the outer side of the flushing device main body (1) at equal angles;

wherein, fastening installation mechanism (8) all sets up screwed fixed connection post (9), sets up last adapter sleeve (10) in fixed connection piece (6) side, sets up lower adapter sleeve (11), the setting in movable mounting piece (14) side including upper and lower both ends surface and is in last fixed cover (12) and the setting of last adapter sleeve (10) upper end are in lower fixed cover (13) of lower adapter sleeve (11) lower extreme.

3. The pigging washing equipment for the energy-saving and consumption-reducing horizontal well as claimed in claim 2, characterized in that: go up adapter sleeve (10) welding in the side of fixed connection piece (6), and fixed connection groove (7) have been seted up to the lower extreme of fixed connection piece (6) to the block is connected between fixed connection groove (7) and flushing device main part (1), and closely the laminating has the sealing washer between fixed connection groove (7) and flushing device main part (1) moreover.

4. The drifting washing equipment for the energy-saving and consumption-reducing horizontal well according to claim 3, wherein: go up through connection between adapter sleeve (10) and fixed connection post (9), and be connected through the mode of screw thread between the upper end of fixed connection post (9) and last fixed cover (12) to go up fixed cover (12) laminating and set up the upper surface at last adapter sleeve (10).

5. The drifting washing equipment for the energy-saving and consumption-reducing horizontal well according to claim 4, wherein: the lower end of the fixed connecting column (9) is connected to the middle of the lower connecting sleeve (11) in a penetrating mode, the lower end of the fixed connecting column (9) is connected with the lower fixing sleeve (13) used for limiting in a threaded mode, and the lower fixing sleeve (13) is attached to the lower surface of the lower connecting sleeve (11).

6. The drifting washing equipment for the energy-saving and consumption-reducing horizontal well according to claim 5, wherein: the lower connecting sleeve (11) is fixedly arranged on the side face of the movable mounting block (14) at equal angles, the movable mounting block (14) is sleeved on the outer surface of the flushing equipment main body (1), and the movable mounting block (14) and the flushing equipment main body (1) are fixed through a fastening bolt (15).