CN210396631U

CN210396631U - Directional well track controller

Info

Publication number: CN210396631U
Application number: CN201921519363.0U
Authority: CN
Inventors: 李峰; 张楠; 郭敬屯
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-12
Filing date: 2019-09-12
Publication date: 2020-04-24
Anticipated expiration: 2029-09-12

Abstract

The utility model discloses a directional well trajectory control ware, including fixed chassis, a fixed section of thick bamboo and top cap, the through-hole that is used for the well drilling is offered to fixed chassis top face intermediate position, the vertical fixed section of thick bamboo that is provided with of fixed chassis top face, the welding of fixed section of thick bamboo week side bottom symmetry has the otic placode, and the otic placode passes through bolt and fixed chassis screw thread fixed connection, the inside vertical sleeve that has cup jointed of fixed section of thick bamboo, the welding of fixed section of thick bamboo week side bottom has first loading board, fixed section of thick bamboo week side and the fixed welding in position with first loading board symmetry have the second loading board, the crisscross setting of first loading board and second loading board to the spout has all been seted up to the top face, and is two sets of equal sliding connection has the slider in the spout. The directional well trajectory controller can trim the drilling rod, prevent the drilling rod from deviating and control the drilling rod to vertically move.

Description

Directional well track controller

Technical Field

The utility model belongs to the technical field of directional well, concretely relates to directional well trajectory control ware.

Background

The directional well technology is one of the most advanced drilling technologies in the world petroleum exploration and development field, and is a drilling technology which effectively controls a well track through a special downhole tool, a measuring instrument and a process technology to enable a drill bit to drill to a preset underground target along a specific direction. The adoption of the directional well technology can economically and effectively develop oil gas resources with limited ground and underground conditions, greatly improve the oil gas yield and reduce the drilling cost, is favorable for protecting the natural environment, and has remarkable economic and social benefits. Directional drilling is a method of drilling a well bore to a desired formation along a pre-designed well deviation and azimuth.

The method is characterized in that a screw drill is usually used for drilling in the drilling process of a directional well, the screw drill is easy to incline in the drilling process, so that the drilling track is deviated, the drilling efficiency is reduced, the conventional drilling rod trimming is usually stopped, and fine adjustment is manually pushed, but the mode wastes manpower and has poor trimming effect.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a directional well orbit controller to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a trajectory controller of a directional well comprises a fixed chassis, a fixed cylinder and a top cover, wherein the fixed chassis is of a disc-shaped structure, a through hole for drilling is formed in the middle of the top end face of the fixed chassis, the fixed cylinder is vertically arranged on the top end face of the fixed chassis, lug plates are symmetrically welded to the bottoms of the peripheral sides of the fixed cylinder, and the lug plates are fixedly connected with the fixed chassis through bolts in a threaded manner;

the fixed cylinder is vertically sleeved with a sleeve, a first bearing plate is welded to the bottom of the periphery of the fixed cylinder, a second bearing plate is welded to the periphery of the fixed cylinder and is symmetrical to the first bearing plate, the first bearing plate and the second bearing plate are arranged in a staggered mode, and a sliding groove is formed in the top end face of the fixed cylinder and is two sets of sliding blocks are arranged in the sliding groove in a sliding mode, a stepping motor is welded to the top end face of each of the two sets of sliding blocks in a fixed mode, the output end of the stepping motor is connected with a bolt rod through a speed reducer, the output end of the stepping motor is two sets of the bolt rod, one end of the bolt rod, far away from the stepping motor.

Preferably, a top cover is fixedly installed on the top end face of the fixed cylinder through bolt threads, the top cover comprises a first semicircular cover and a second semicircular cover installed in a matched mode with the first semicircular cover, semicircular notches are formed in the middle of the first semicircular cover and the second semicircular cover, and two sets of connecting plates are symmetrically welded on the periphery of the first semicircular cover and the second semicircular cover, wherein the connecting plates are opposite to each other and fixedly connected through bolts.

Preferably, be provided with fixed cover directly over the top cap is perpendicular, just fixed cover is on same vertical center axis with the center of top cap, fixed week side annular array welding of cover has three group's inclined support pole, and three groups inclined support pole's the other end and top cap fixed weld.

Preferably, the periphery of the sleeve is fixedly welded with the inner wall of the fixed cylinder through a connecting rod, a connecting disc is welded on the top end face of the sleeve, and the connecting disc is fixedly connected with the top cover through bolts and threads.

Preferably, fixed chassis week side annular array welding has four groups of backup pads, and four groups the backup pad is carried on the back of the body one end all welded and is had the fixed block with the cooperation welding of well drilling link.

The utility model discloses a technological effect and advantage: according to the directional well trajectory controller, the first bearing plate, the second bearing plate, the stepping motors, the bolt rods and the push plates are arranged, the stepping motors on the first bearing plate and the second bearing plate drive the threaded rods to rotate, and the sliding blocks drive the stepping motors to move in the sliding grooves, so that the bolt rods drive the push plates to move to trim the drilling rods, the drilling rods are prevented from deviating, and the drilling rods are controlled to move vertically; the first semicircular cover, the second semicircular cover and the connecting plate are arranged, and the connecting plate drives the first semicircular cover and the second semicircular cover to be matched and connected, so that the top cover can be conveniently mounted and dismounted; by arranging the fixed sleeve and the inclined supporting rod, the inclined supporting rod supports and fixes the fixed sleeve, so that the drilling rod is convenient to position; the directional well trajectory controller can trim the drilling rod, prevent the drilling rod from deviating and control the drilling rod to vertically move.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the fixing cylinder of the present invention;

fig. 3 is a schematic view of the sleeve structure of the present invention.

In the figure: the device comprises a fixed base plate 1, a fixed cylinder 2, a top cover 3, a supporting plate 4, a first bearing plate 5, a second bearing plate 6, a sliding chute 7, a stepping motor 8, a bolt rod 9, a first semicircular cover 10, a second semicircular cover 11, an inclined supporting rod 12, a fixed sleeve 13, a connecting plate 14, a sleeve 15, a connecting rod 16, a connecting plate 17 and a push plate 18.

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 work belong to the protection scope of the present invention.

The utility model provides a directional well trajectory controller as shown in figures 1-3, which comprises a fixed chassis 1, a fixed cylinder 2 and a top cover 3, wherein the fixed chassis 1 is of a disc-shaped structure, a through hole for drilling is arranged at the middle position of the top end surface of the fixed chassis 1, the fixed cylinder 2 is vertically arranged on the top end surface of the fixed chassis 1, lug plates are symmetrically welded at the bottom of the periphery of the fixed cylinder 2, and the lug plates are fixedly connected with the fixed chassis 1 through bolts and threads;

a sleeve 15 is vertically sleeved in the fixed cylinder 2, a first bearing plate 5 is welded at the bottom of the circumferential side of the fixed cylinder 2, a second bearing plate 6 is fixedly welded at the circumferential side of the fixed cylinder 2 and at a position symmetrical to the first bearing plate 5, the first bearing plate 5 and the second bearing plate 6 are arranged in a staggered manner, sliding grooves 7 are formed in the top end faces of the first bearing plate and the second bearing plate, sliding blocks are connected in the two groups of sliding grooves 7 in a sliding manner, stepping motors 8 are fixedly welded on the top end faces of the two groups of sliding blocks, the output ends of the two groups of stepping motors 8 are connected with bolt rods 9 through a speed reducer, one ends of the two groups of bolt rods 9 far away from the stepping motors 8 transversely penetrate into the sleeve 15, push plates 18 are fixedly welded, one opposite side faces of the two groups of push plates 18 face towards a drilling rod, the stepping motors 8 on the first bearing, so that the bolt rod 9 drives the push plate 18 to move to trim the drilling rod, prevent the drilling rod from deviating and control the drilling rod to move vertically.

Specifically, 2 top end faces of the fixed cylinder are fixedly provided with a top cover 3 through bolt threads, the top cover 3 comprises a first semicircular cover 10 and a second semicircular cover 11 installed in a matched mode with the first semicircular cover 10, semicircular notches are formed in the middle of the first semicircular cover 10 and the second semicircular cover 11, and two sets of connecting plates 14 are symmetrically welded on the periphery of the first semicircular cover 10 and the second semicircular cover 11, wherein the connecting plates are opposite to each other, the connecting plates 14 are connected through the bolt threads in a fixed mode, the connecting plates 14 drive the first semicircular cover 10 and the second semicircular cover 11 to be connected in a matched mode, and the top cover 3 is convenient to install and detach.

Specifically, be provided with fixed cover 13 directly over top cap 3 is perpendicular, just fixed cover 13 is on same vertical central axis with top cap 3's center, fixed cover 13 week side annular array welding has three group inclined support pole 12, and three groups inclined support pole 12's the other end and top cap 3 fixed weld, inclined support pole 12 supports fixed cover 13 fixedly, the location of the drilling rod of being convenient for.

Specifically, sleeve 15 week side is through connecting rod 16 and the fixed welding of fixed 2 inner walls of section of thick bamboo, sleeve 15 top end face welding has connection pad 17, connection pad 17 passes through bolt and top cap 3 screw thread fixed connection, and connection pad 17 and top cap 3 cooperation are connected, and the installation of the sleeve 15 of being convenient for is dismantled.

Specifically, four groups of supporting plates 4 are welded on the periphery of the fixed chassis 1 in an annular array mode, fixing blocks are welded on the back ends of the four groups of supporting plates 4 in a matched mode with the drilling connecting frame, the supporting plates 4 are placed on the ground, and the fixed dial 1 is fixed.

Specifically, according to the directional well trajectory controller, the stepping motors 8 on the first bearing plate 5 and the second bearing plate 6 drive the threaded rods 9 to rotate, the sliding blocks drive the stepping motors 8 to move in the sliding grooves 7, the bolt rods 9 drive the push plates 18 to move to repair a drilling rod, the connecting plates 14 drive the first semicircular cover 10 and the second semicircular cover 11 to be connected in a matched mode, the inclined supporting rods 12 support and fix the fixing sleeve 13, and the connecting plates 17 are connected with the top cover 3 in a matched mode. The directional well trajectory controller can trim the drilling rod, prevent the drilling rod from deviating and control the drilling rod to vertically move.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a directional well trajectory control ware, includes fixed chassis (1), solid fixed cylinder (2) and top cap (3), its characterized in that: the fixed chassis (1) is of a disc-shaped structure, a through hole for drilling is formed in the middle of the top end face of the fixed chassis (1), a fixed cylinder (2) is vertically arranged on the top end face of the fixed chassis (1), lug plates are symmetrically welded to the bottoms of the circumferential sides of the fixed cylinder (2), and the lug plates are fixedly connected with the fixed chassis (1) through bolts in a threaded mode;

a sleeve (15) is vertically sleeved in the fixed cylinder (2), a first bearing plate (5) is welded at the bottom of the periphery of the fixed cylinder (2), a second bearing plate (6) is fixedly welded at the position of the periphery of the fixed cylinder (2) and symmetrical to the first bearing plate (5), the first bearing plate (5) and the second bearing plate (6) are arranged in a staggered manner, and the top end surfaces are all provided with sliding chutes (7), the two groups of sliding chutes (7) are all connected with sliding blocks in a sliding way, and the top end surfaces of the two groups of slide blocks are fixedly welded with stepping motors (8), the output ends of the two groups of stepping motors (8) are connected with bolt rods (9) through a speed reducer, one ends of the two groups of bolt rods (9) far away from the stepping motors (8) transversely penetrate through the sleeve (15), and the push plates (18) are fixedly welded, and the opposite side surfaces of the two groups of push plates (18) face the drilling rod.

2. A directional well trajectory controller as defined in claim 1, wherein: fixed cylinder (2) top end face has top cap (3) through bolt thread fixed mounting, top cap (3) include first semicircle lid (10) and with second semicircle lid (11) of first semicircle lid (10) cooperation installation, the semicircle breach has all been seted up in the middle of first semicircle lid (10) and second semicircle lid (11) to the equal symmetrical welding in week has two sets of connecting plates (14), wherein relative two sets of connecting plate (14) are through bolt fixed connection.

3. A directional well trajectory controller as defined in claim 1, wherein: be provided with fixed cover (13) directly over top cap (3) is perpendicular, just fixed cover (13) are on same vertical center axis with the center of top cap (3), fixed cover (13) week side annular array welding has three group slope bracing pieces (12), and three groups the other end and top cap (3) fixed welding of slope bracing piece (12).

4. A directional well trajectory controller as defined in claim 1, wherein: the side of the sleeve (15) is fixedly welded with the inner wall of the fixed cylinder (2) through a connecting rod (16), a connecting disc (17) is welded on the top end face of the sleeve (15), and the connecting disc (17) is fixedly connected with the top cover (3) through a bolt.

5. A directional well trajectory controller as defined in claim 1, wherein: fixed chassis (1) week side annular array welding has four backup pads (4), and four groups backup pad (4) back of the body one end all weld have with well drilling link cooperation welding have the fixed block mutually.