CN220336821U - Geophysical prospecting well drilling well deviation preventing device - Google Patents

Abstract

The utility model belongs to the technical field of drilling devices, in particular to a geophysical prospecting drilling well deviation preventing device which comprises a supporting plate, wherein the supporting plate is fixed on the ground through an anchor rod, an opening is formed in the surface of the supporting plate, two semi-annular guide cylinders are installed in the opening, a plurality of grooves are formed in the side walls of the guide cylinders, a supporting assembly is installed in each groove, and the supporting assembly comprises a supporting arm; according to the utility model, the guide cylinder is aligned and inserted into the opening to guide and support the drill rod, so that the deflection of drilling is reduced, the supporting wall is pushed by the hydraulic rod to rotate against the inner wall of the drilling, the supporting wall is comprehensively supported, and compared with the prior art, the integral guide effect of the guide cylinder is improved.

Description

Geophysical prospecting well drilling well deviation preventing device

Technical Field

The utility model relates to the technical field of drilling devices, in particular to a geophysical prospecting drilling well deviation preventing device.

Background

In the petroleum exploitation process, geophysical prospecting drilling work is needed to reach an oil layer so as to carry out petroleum exploitation. In the prior art, a drilling device is needed for drilling. The drilling rod is driven to rotate and move downwards through the power equipment to drive the drill bit to drill well towards the ground, but in the geophysical prospecting drilling process, when the drilling rod is easy to skew due to the fact that the drilling rod is longer, the drill bit is easy to incline during drilling, and oil exploitation is not facilitated.

The current chinese patent of bulletin number discloses a drilling device with prevent well deviation function, including ground, the backup pad is installed to the upper end on ground, set up the pipeline groove in the backup pad, the lower extreme of backup pad is provided with the supporting sleeve, sliding connection has a guide cylinder in the supporting sleeve, the upper end outside fixedly connected with spacing seat of guide cylinder, spacing seat and backup pad block, sliding connection has the guide post in the guide cylinder, the outside fixedly connected with drilling rod of guide post, the adapter sleeve is installed to the lower extreme of drilling rod, install the bolt in the adapter sleeve.

With respect to the above and related art, the inventors believe that there are often the following drawbacks: the lower part of the guide cylinder of the device is suspended in the air, a certain gap is reserved on the inner wall of the drill hole, and a certain deformation space is reserved, so that the lower part of the guide cylinder has weaker supporting and guiding effects on the drill rod, the use effect is poor, and improvement is needed; therefore, a geophysical prospecting drilling well deviation preventing device is provided for solving the problems.

Disclosure of Invention

In order to overcome the defects of the prior art and solve the technical problems, the utility model provides a geophysical prospecting drilling well deviation preventing device.

The technical scheme adopted for solving the technical problems is as follows: the utility model discloses a geophysical prospecting drilling well deviation preventing device, which comprises a supporting plate, wherein the supporting plate is fixed on the ground through an anchor rod, an opening is formed in the surface of the supporting plate, two semi-annular guide cylinders are installed in the opening, a drill rod is mounted on the inner wall of each guide cylinder in a fitting mode, a plurality of grooves are formed in the side walls of each guide cylinder, a supporting component is installed in each groove and comprises a supporting arm, the supporting arms are installed in the grooves in a rotating mode through shafts, a plurality of mounting grooves are formed in the intersections of the two guide cylinders respectively, a fastening component is installed in each mounting groove, each fastening component comprises a first mounting seat and a second mounting seat, the first mounting seat and the second mounting seat are fixedly connected with the two guide cylinders respectively, and hanging rings are fixedly connected to the tops of the guide cylinders.

Preferably, the support assembly further comprises a hydraulic rod, the hydraulic rod is rotatably mounted in the groove through a shaft, and the driving end of the hydraulic rod is rotatably connected with the support arm through the shaft.

Preferably, a chute is formed in the upper side wall of the supporting arm, a pressure sensor is fixedly connected to the inner wall of the chute, and the pressure sensor is electrically connected with the hydraulic rod.

Preferably, the inside sliding connection of spout has the extrusion piece.

Preferably, the fixed surface of mount pad one is connected with a plurality of telescopic link, the outside cover of telescopic link is equipped with the extension spring, the one end fixedly connected with reference column of telescopic link, and the reference column adopts ferromagnetic material to make, the both ends of extension spring respectively with reference column and mount pad one fixed connection.

Preferably, a plurality of positioning openings are formed in the surface of the second mounting seat.

Preferably, the fastening assembly further comprises a plurality of electromagnets, a waterproof cover can be arranged outside the electromagnets to realize waterproof, and the electromagnets are fixedly arranged inside the mounting groove.

The utility model has the advantages that:

1. according to the utility model, the guide cylinder is aligned and inserted into the opening to guide and support the drill rod, so that the deflection of drilling is reduced, the supporting wall is pushed by the hydraulic rod to rotate against the inner wall of the drilling, the supporting wall is comprehensively supported, and compared with the prior art, the integral guide effect of the guide cylinder is improved.

2. According to the utility model, the positioning column is adsorbed by the electromagnet, so that the positioning column is inserted into the positioning opening, the two guide cylinders are connected quickly, the overall compression resistance is improved, and the positioning column exits from the positioning opening by the tension spring through closing the electromagnet, so that the guide cylinders can be disassembled quickly, and the use is convenient.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a partial cross-sectional view of a guide cylinder of the present utility model;

FIG. 3 is a schematic view of the structure A of FIG. 2 according to the present utility model;

FIG. 4 is a schematic view of the support arm of the present utility model in an expanded configuration;

FIG. 5 is a schematic view of a fastening assembly according to the present utility model.

In the figure: 1. a support plate; 2. a guide cylinder; 3. a groove; 4. a support assembly; 41. a support arm; 42. a hydraulic rod; 43. a chute; 44. extruding a block; 45. a pressure sensor; 5. a mounting groove; 6. a fastening assembly; 61. a first mounting seat; 62. a second mounting seat; 63. a telescopic rod; 64. a tension spring; 65. positioning columns; 66. a positioning port; 67. an electromagnet; 7. and (3) drilling rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, a geophysical prospecting well drilling well deviation preventing device comprises a supporting plate 1, the supporting plate 1 is fixed on the ground through an anchor rod, an opening is formed in the surface of the supporting plate 1, two semi-annular guide cylinders 2 are installed in the opening, a drill rod 7 is installed on the inner wall of each guide cylinder 2 in a fitting mode, a plurality of grooves 3 are formed in the side walls of each guide cylinder 2, a supporting component 4 is installed in each groove 3 in the inner portion of each groove 4, the supporting arm 41 is installed in the grooves 3 in a rotating mode through a shaft, a plurality of installation grooves 5 are formed in the intersecting portion of each guide cylinder 2, a fastening component 6 is installed in each installation groove 5, each fastening component 6 comprises a first installation seat 61 and a second installation seat 62, each first installation seat 61 and each second installation seat 62 are fixedly connected with the two guide cylinders 2, hanging rings are fixedly connected to the tops of the guide cylinders 2, the guide cylinders 2 can be lifted and installed, the supporting plate 1 is installed on the ground, the drill rod 7 is drilled through the openings, and the drill rods 7 are guided and supported through the guide cylinders 2 aligned and inserted into the openings.

The supporting component 4 further comprises a hydraulic rod 42, the hydraulic rod 42 is installed in the groove 3 through shaft rotation, the driving end of the hydraulic rod 42 is connected with the supporting arm 41 through shaft rotation, the device is suitable for geological petroleum exploitation of hard rocks and the like, the hydraulic rod 42 pushes the supporting wall to rotate to prop against the inner wall of a drilled hole, and then the supporting wall is comprehensively supported.

The upper side wall of the supporting arm 41 is provided with a chute 43, the inner wall of the chute 43 is fixedly connected with a pressure sensor 45, the pressure sensor 45 is electrically connected with a hydraulic rod 42, the pressure of a squeezing block 44 and the pressure of the inner wall of a drill hole are detected through the pressure sensor 45, and the hydraulic rod 42 is controlled to operate in real time to adjust the rotation amplitude of the supporting wall.

The inside of the chute 43 is slidably connected with a pressing block 44.

The fixed surface of mount pad one 61 is connected with a plurality of telescopic link 63, the outside cover of telescopic link 63 is equipped with extension spring 64, the one end fixedly connected with reference column 65 of telescopic link 63, and reference column 65 adopts ferromagnetic material to make, extension spring 64's both ends respectively with reference column 65 and mount pad one 61 fixed connection, behind the guide cylinder 2 alignment, operation electro-magnet 67 adsorbs reference column 65, make reference column 65 insert the inside of locating hole 66, and then with two guide cylinders 2 high-speed joint, improve holistic compressive capacity, and through closing electro-magnet 67, reference column 65 withdraws from locating hole 66 through extension spring 64, can dismantle guide cylinder 2 fast, facilitate the use.

A plurality of positioning openings 66 are formed in the surface of the second mounting seat 62.

The fastening assembly 6 further comprises a plurality of electromagnets 67, a waterproof cover can be arranged outside the electromagnets 67 to realize waterproof, and the electromagnets 67 are fixedly arranged inside the mounting groove 5.

All components in the device are controlled by a PLC control system.

The working principle is that the supporting plate 1 is installed on the ground, the drill rod 7 is drilled through the opening, the guide cylinder 2 is aligned and inserted into the opening, the drill rod 7 is guided and supported, so that deflection of drilling is reduced, the supporting wall is pushed to rotate against the inner wall of the drilled hole through the hydraulic rod 42, the supporting wall is further comprehensively supported, compared with the prior art, the whole guiding effect of the guide cylinder 2 is improved, the pressure of the extrusion block 44 and the inner wall of the drilled hole is detected through the pressure sensor 45, and the hydraulic rod 42 is controlled to operate in real time to adjust the rotation amplitude of the supporting wall;

after the guide cylinders 2 are aligned, the electromagnet 67 is operated to adsorb the positioning column 65, so that the positioning column 65 is inserted into the positioning opening 66, the two guide cylinders 2 are further connected quickly, the overall compression resistance is improved, the positioning column 65 exits from the positioning opening 66 through the tension spring 64 by closing the electromagnet 67, and the guide cylinders 2 can be detached quickly and are convenient to use.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims (7)

1. The utility model provides a geophysical prospecting well drilling prevents well skew device, includes backup pad (1), backup pad (1) are fixed subaerial, its characterized in that through the stock: the utility model discloses a drilling machine, including backup pad (1), including support arm (41), support arm (41) are installed in the inside of recess (3) through the axle rotation, two a plurality of mounting groove (5) have been seted up at the crossing punishment of guide cylinder (2), the internally mounted of mounting groove (5) has fastening component (6), fastening component (6) are including mount pad one (61) and mount pad two (62), mount pad one (61) and mount pad two (62) are fixed connection with two guide cylinder (2) respectively.

2. The geophysical prospecting drilling deviation preventing device according to claim 1, wherein: the support assembly (4) further comprises a hydraulic rod (42), the hydraulic rod (42) is rotatably mounted in the groove (3) through a shaft, and the driving end of the hydraulic rod (42) is rotatably connected with the support arm (41) through the shaft.

3. The geophysical prospecting drilling deviation preventing device according to claim 2, wherein: a chute (43) is formed in the upper side wall of the supporting arm (41), a pressure sensor (45) is fixedly connected to the inner wall of the chute (43), and the pressure sensor (45) is electrically connected with the hydraulic rod (42).

4. A geophysical prospecting drilling inclination preventing apparatus according to claim 3, wherein: the inside of the chute (43) is connected with an extrusion block (44) in a sliding way.

5. The geophysical prospecting drilling deviation preventing device according to claim 1, wherein: the surface fixing who mount pad one (61) is connected with a plurality of telescopic link (63), the outside cover of telescopic link (63) is equipped with extension spring (64), the one end fixedly connected with reference column (65) of telescopic link (63), and reference column (65) adopt ferromagnetic material to make, the both ends of extension spring (64) respectively with reference column (65) and mount pad one (61) fixed connection.

6. The geophysical prospecting drilling deviation preventing device according to claim 1, wherein: a plurality of positioning ports (66) are formed in the surface of the second mounting seat (62).

7. The geophysical prospecting drilling deviation preventing device according to claim 1, wherein: the fastening assembly (6) further comprises a plurality of electromagnets (67), and the electromagnets (67) are fixedly arranged in the mounting groove (5).