CN113585972B - Shockproof drilling tool - Google Patents

Shockproof drilling tool Download PDF

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Publication number
CN113585972B
CN113585972B CN202110895507.8A CN202110895507A CN113585972B CN 113585972 B CN113585972 B CN 113585972B CN 202110895507 A CN202110895507 A CN 202110895507A CN 113585972 B CN113585972 B CN 113585972B
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China
Prior art keywords
fixing shell
shell
workbench
groove
plate
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CN202110895507.8A
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Chinese (zh)
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CN113585972A (en
Inventor
邓嵩
杨硕
凌定坤
王磊
贺嘉蕾
马明宇
魏耀辉
陈书楷
王财宝
王浩
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Changzhou University
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Changzhou University
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Priority to CN202110895507.8A priority Critical patent/CN113585972B/en
Publication of CN113585972A publication Critical patent/CN113585972A/en
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Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00Special methods or apparatus for drilling
    • E21B7/04Directional drilling
    • E21B7/06Deflecting the direction of boreholes
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B15/00Supports for the drilling machine, e.g. derricks or masts

Abstract

The application discloses a shockproof drilling tool, which comprises a damping module, wherein the damping module comprises a workbench, fixing pieces and mounting shells, the fixing pieces are arranged on two sides of the workbench, the mounting shells are arranged on the workbench, and a hydraulic pump is arranged in the mounting shells; the main body module comprises an upper fixing shell and a lower fixing shell, the upper fixing shell and the lower fixing shell are movably connected, a square opening is formed in the workbench, and the main body module penetrates through the square opening; the application can effectively provide continuous power and ensure that the drilling slope can reach a certain angle. After the well drilling is completed, the hydraulic pump is closed, the deflecting angle can be stopped, and the flexible pup joint automatically returns to the closed state under the action of pressure. The tripping time can be effectively saved; the piston column is in an oblique body, slides in a column groove with a gradient, and can perform a deflecting function; the rigid connecting pipe can be effectively bent to a certain angle, and can effectively prevent rock debris from entering the deflecting tool.

Description

Shockproof drilling tool
Technical Field
The application relates to the technical field of drilling, in particular to a shockproof type drilling tool.
Background
The method is operated in a high-temperature geothermal well of dry-hot rock, and the downhole temperature is up to 200-300 ℃. The deflecting tool works under high load in high temperature well, and is easy to generate fatigue fracture and overload fracture, which requires that the stress born by the material is less than the yield point of the material. The material is suitable for manufacturing high-speed and heavy-duty drilling tools, and has high strength and good toughness.
The vibration-proof drilling deflecting tool can effectively realize one drilling process without repeated tripping and replacing of the deflecting tool, thereby saving cost and improving drilling efficiency.
Therefore, the application is provided for solving the problems that the traditional deflecting tool material has low high temperature resistance, insufficient deflection and complex structure and is not suitable for one drilling pass.
Disclosure of Invention
This section is intended to outline some aspects of embodiments of the application and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description of the application and in the title of the application, which may not be used to limit the scope of the application.
The present application has been made in view of the problems occurring in the prior art.
Therefore, the technical problem to be solved by the application is that the geothermal well drilling tool for the dry-hot rock is not resistant to high temperature, the inclination is not high, the tool is limited by the size of the well bore, the flexibility is lacking, the structure is complex, and the tool is not suitable for one drilling pass and the like.
In order to solve the technical problems, the application provides the following technical scheme: the vibration-proof type drilling tool comprises a vibration-proof module, wherein the vibration-proof module comprises a workbench, fixing pieces and mounting shells, the fixing pieces are arranged on two sides of the workbench, the mounting shells are arranged on the workbench, and a hydraulic pump is arranged in each mounting shell; and the main body module comprises an upper fixing shell and a lower fixing shell, the upper fixing shell is movably connected with the lower fixing shell, a square opening is formed in the workbench, and the main body module penetrates through the square opening.
As a preferred embodiment of the vibration-proof type drilling tool of the present application, wherein: the bottom of the workbench is provided with a communication plate, the communication plate surrounds the circumference of the upper fixing shell, and the inner wall of the communication plate is connected with the upper fixing shell through a fourth elastic piece.
As a preferred embodiment of the vibration-proof type drilling tool of the present application, wherein: the fixing piece comprises a bottom plate, a vertical plate, a sliding plate and a clamping plate, wherein the vertical plate is vertically arranged on the bottom plate, the sliding plate and the clamping plate are vertically arranged on the same surface of the vertical plate, the clamping plate is fixedly connected, and the sliding plate is in sliding connection.
As a preferred embodiment of the vibration-proof type drilling tool of the present application, wherein: the clamping plate is positioned on the top surface of the workbench, the sliding plate is positioned on the bottom surface of the workbench, a T-shaped groove is formed in the vertical plate, a T-shaped block is arranged at one end of the sliding plate, and the T-shaped block is embedded in the T-shaped groove; screw holes are formed in the sliding plate and the clamping plate, and bolts penetrate through the screw holes and are fixedly connected with the nuts T.
As a preferred embodiment of the vibration-proof type drilling tool of the present application, wherein: the installation shell includes base and buckle closure, and base fixed mounting is on the workstation, and buckle closure one end articulates and rotatory lid sets up the base top with the base, all is provided with half groove on base and the buckle closure, and two half grooves cooperate each other, and the hydraulic pump is installed in half groove.
As a preferred embodiment of the vibration-proof type drilling tool of the present application, wherein: the damping module further comprises a noise reduction lining, the noise reduction lining is arranged in the half groove, a drill rod is connected to the hydraulic pump, and the other end of the drill rod is connected with the conveying block.
As a preferred embodiment of the vibration-proof type drilling tool of the present application, wherein: the conveying block is in threaded connection with the top of the upper fixing shell and is communicated with the inside of the upper fixing shell, and a sealing ring is sleeved on the conveying block.
As a preferred embodiment of the vibration-proof type drilling tool of the present application, wherein: still include drive module, drive module includes ball piece and piston cylinder, and the piston cylinder is connected the ball piece, is provided with the column groove of slope in the upper fixed shell, is provided with the cavity in the lower fixed shell, and the piston cylinder slope sets up in the column groove and stretches into the cavity, and the ball piece is located the cavity, is provided with the square on the column groove inner wall.
As a preferred embodiment of the vibration-proof type drilling tool of the present application, wherein: the main body module further comprises a telescopic mechanism, the telescopic mechanism is located between the upper fixing shell and the lower fixing shell, the bottom of the upper fixing shell is provided with a through groove, the top of the through groove is provided with a first clamping groove, the top of the lower fixing shell is provided with a second clamping groove, one end of the telescopic mechanism is located in the first clamping groove, and the other end of the telescopic mechanism is located in the second clamping groove.
As a preferred embodiment of the vibration-proof type drilling tool of the present application, wherein: the driving assembly further comprises a fixing rod and a locking rod, one end of the fixing rod is connected to the outer wall of the upper fixing shell through a bolt, the locking rod is arranged in the lower fixing shell wall and extends out of the lower fixing shell wall, and the fixing rod is connected with the locking rod in a matched mode; the bottom of the piston cylinder is connected with a control piece which is matched with the locking rod.
The application has the beneficial effects that: the braking mode of the application is to drive the piston column to move through hydraulic pressure, so that continuous power can be effectively provided, and the drilling slope can reach a certain angle. After the well drilling is completed, the hydraulic pump is closed, the deflecting angle can be stopped, and the flexible pup joint automatically returns to the closed state under the action of pressure. The tripping time can be effectively saved;
the piston column is in an oblique body, slides in a column groove with a gradient, and can have a certain angle offset so as to perform a deflecting function;
the rigid connecting pipe can be effectively bent to a certain angle, and can effectively prevent rock debris from entering the deflecting tool.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:
fig. 1 is a structural view of a damper module and a fixing member according to a first embodiment.
Fig. 2 is a construction diagram of a mounting case in the first embodiment.
Fig. 3 is a block diagram of a main body module and a driving module in a second embodiment.
Fig. 4 is a cross-sectional view of a body module in a second embodiment.
Fig. 5 is a structural view of a telescopic mechanism in a third embodiment.
Fig. 6 is a sectional exploded view of a third embodiment.
Detailed Description
In order that the above-recited objects, features and advantages of the present application will become more readily apparent, a more particular description of the application will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, but the present application may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present application is not limited to the specific embodiments disclosed below.
Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the application. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Example 1
Referring to fig. 1 and 2, a vibration-proof type drilling tool according to a first embodiment of the present application is provided, which includes a vibration-proof module 300 and a main body module 100, wherein the main body module 100 is a main apparatus for drilling a well, a drill bit is installed at the bottom of the main body module 100, and a driving device is installed at the top of the main body module 100. The shock absorbing module 300 is installed on the bottom surface for supporting the main body module 100 to work in the underground well and can relieve vibration and reduce noise of the main body module 100 when working, avoiding rest of surrounding workers.
The shock module 300 includes a table 301, fixing members 302, and a mounting case 303, the fixing members 302 are installed at both sides of the table 301, the mounting case 303 is installed on the table 301, and a hydraulic pump 304 is placed in the mounting case 303. The work table 301 is placed on the bottom surface, and the fixing member 302 is fixedly installed on the bottom surface and can clamp both sides of the work table 301 to ensure the stability of the work table 301.
Further, the fixing member 302 includes a bottom plate 302a, a vertical plate 302b, a sliding plate 302c and a clamping plate 302d, the vertical plate 302b is vertically installed on the bottom plate 302a, the sliding plate 302c and the clamping plate 302d are vertically installed on the same surface of the vertical plate 302b, the clamping plate 302d is fixedly connected, and the sliding plate 302c is slidingly connected. Specifically, a plurality of fixing members 302 may be disposed on two sides of the working platform 301, the bottom plate 302a is fixedly connected with the ground through bolts to ensure stability, the sliding plate 302c and the clamping plate 302d extend parallel to the center of the working platform 301, two sides of the working platform 301 are located between the sliding plate 302c and the clamping plate 302d, the clamping plate 302d is located on the top surface of the working platform 301, the sliding plate 302c is located on the bottom surface of the working platform 301, a T-shaped groove 302b-1 is disposed on the vertical plate 302b, a T-shaped block 302c-1 is disposed at one end of the sliding plate 302c, the T-shaped block 302c-1 is embedded in the T-shaped groove 302b-1, and the sliding plate 302c can vertically slide along the T-shaped groove 302b-1 to adjust the distance between the clamping plate 302d, so that the working platform 301 with different thicknesses can be adapted.
Further, threaded holes K are formed in the sliding plate 302c and the clamping plate 302d, the two threaded holes K are aligned coaxially, and the bolts M penetrate through the threaded holes K and are fixedly connected with the nuts N so as to fixedly clamp the workbench 301, so that the influence on the workbench 301 is reduced when the hydraulic pump 304 vibrates during operation.
The bottom of the table 301 is provided with a communication plate 301b, and the communication plate 301b is circumferentially arranged around the upper stationary case 101.
The main body module 100 comprises an upper fixing shell 101 and a lower fixing shell 102, the upper fixing shell 101 is movably connected with the lower fixing shell 102, a square opening 301a is formed in the workbench 301, the main body module 100 penetrates through the square opening 301a, a communication plate 301b is arranged at the bottom of the workbench 301 and surrounds the square opening 301a, the main body module 100 penetrates through the square opening 301a to extend downwards, the inner wall of the communication plate 301b is connected with the upper fixing shell 101 through a fourth elastic piece 301c, and the fourth elastic piece 301c can reduce vibration of the main body module 100.
The installation shell 303 comprises a base 303a and a buckle cover 303b, the base 303a is fixed on the workbench 301 and keeps stable, the hydraulic pump 304 is installed on the base 303a, the buckle cover 303b is hinged with the base 303a, the buckle cover 303b can be rotatably covered on the base 303a and can be opened in a rotating mode, the hydraulic pump 304 can be installed or removed when the hydraulic pump is opened, half grooves L are formed in the base 303a and the buckle cover 303b, the two half grooves L are matched with each other when the buckle cover 303b is covered to form a whole groove, and the whole groove is matched with the outline of the hydraulic pump 304.
The shock absorption module 300 further comprises two noise reduction liners 305, the noise reduction liners 305 are respectively lined in the two half grooves L, and when the buckling cover 303b is covered, the noise reduction liners 305 can be attached to the outer surface of the hydraulic pump 304 to play a role in noise reduction; the hydraulic pump 304 is connected with a drill rod 304a, the other end of the drill rod 304a is connected with a conveying block 304b, the conveying block 304b is connected with the top of the upper fixing shell 101 in a threaded manner and is communicated with the inside of the upper fixing shell 101, a sealing ring 304c is sleeved on the conveying block 304b, the sealing ring 304c can block the space at the top of the upper fixing shell 101, and air pressure leakage or hydraulic oil outflow is placed.
Example 2
Referring to fig. 3 and 4, a second embodiment of the present application is based on the previous embodiment, which includes a main body module 100 and a driving module 200, wherein the main body module 100 is integrally installed in a subterranean well, a drill bit is connected to a lower portion of the main body module 100, and a hydraulic pump 304 is installed on the ground to supply power, and the hydraulic pump 304 is fixedly installed at a wellhead location for transporting drilling fluid into the drill pipe 304 a. Hollow drill pipe 304a is mounted at the output of hydraulic pump 304, with the upper end connected to the uphole power system and the lower end connected to body module 100.
The main body module 100 comprises an upper fixing shell 101, a lower fixing shell 102 and a telescopic mechanism 103, wherein the telescopic mechanism 103 is positioned between the upper fixing shell 101 and the lower fixing shell 102, one end of the telescopic mechanism 103 is connected with the upper fixing shell 101, the other end of the telescopic mechanism is connected with the lower fixing shell 102, two end faces between the upper fixing shell 101 and the lower fixing shell 102 are mutually matched, the telescopic mechanism 103 enables the upper fixing shell 101 and the lower fixing shell 102 to be separated under the condition of hydraulic pump power driving, the upper fixing shell 101 is fixed, the lower fixing shell 102 can be driven to incline downwards, an inclined column groove 101a is formed in the upper fixing shell 101, a cavity 102a is formed in the lower fixing shell 102, and 40Cr can be adopted as materials of the upper fixing shell 101 and the lower fixing shell 102.
The upper fixing shell 101 is internally provided with a column groove 101a in an inclined manner, the lower fixing shell 102 is internally provided with a cavity 102a, specifically, the top of the column groove 101a is communicated in a penetrating manner, the top of the upper fixing shell 101 is provided with a threaded hole, and the conveying block 304b is connected with the top of the upper fixing shell 101 in a threaded manner.
Further, the driving module 200 comprises a ball block 202 and a piston cylinder 203, and the materials of the ball block 202 and the piston cylinder 203 are all 40Crmnmo, and can reach the standards of high temperature resistance, strength, fatigue strength and corrosion resistance of a drilling site. One end of the piston cylinder 203 is fixedly connected with the ball block 202, the piston cylinder 203 is located in the upper fixed shell 101 to move, the ball block 202 is located in the lower fixed shell 102 to move, the ball block 202 can be of a ball structure, and the piston cylinder 203 obliquely penetrates through the column groove 101a and the cavity 102a to be connected with the ball block 303, so that the upper fixed shell 101 and the lower fixed shell 102 are movably connected.
The driving module 200 further comprises a control piece 205, the control piece 205 is located at the bottom of the cavity 102a, the ball block 202 is connected in the control piece 205, when the hydraulic pump 304 is driven, liquid flows into the top of the piston cylinder 203 to press the piston cylinder 203 to descend, and as the column groove 101a is obliquely arranged, the piston cylinder 203 can incline downwards along the column groove 101a when descending, so that the ball block 202 and the piston cylinder 203 are driven to integrally press downwards, and the lower fixing shell 102 is extruded to downwardly incline and displace one end distance, so that the downward inclined drilling of the drill bit is realized.
Further, in order to limit the moving distance of the piston cylinder 203, a plurality of pairs of blocks 101c are provided on the inner wall of the cylinder 101a, and the blocks 101c can limit the excessive rise of the piston cylinder 203.
The control member 205 is fixed from the outer wall of the lower fixing case 102 by bolts in the cavity 102 a.
The telescopic mechanism 103 is located between the upper and lower fixed cases 101 and 102 and can be lengthened and shortened, and the telescopic mechanism 103 is lengthened and shortened when the lower fixed case 102 is driven to be pressed down and returned.
Example 3
Referring to fig. 5 and 6, in a third embodiment of the present application, based on the previous embodiment, the control member 205 includes a lower block 205a, a force applying block 205b and a first elastic member 205c, which can assist in resetting the ball block 202 and the piston cylinder 203.
The lower block 205a is installed at the bottom of the cavity 102a, penetrates through the outer wall of the lower fixing shell 102 through bolts and is fixedly connected, the first elastic piece 205c is installed at the top of the lower block 205a, the force application block 205b is also located in the cavity 102a at the top of the lower block 205a, one end of the first elastic piece 205c is fixedly connected with the top of the lower block 205a, the other end of the first elastic piece is fixedly connected with the bottom of the force application block 205b, when the lower fixing shell 102 is driven to descend, the ball block 202 downwards presses the force application block 205b, the first elastic piece 205c is in a compressed state, when the hydraulic pump is required to reset, the hydraulic pump is released from driving, and the ball block 202 is pushed upwards to reset under the elastic force of the first elastic piece 205 c.
Further, the telescopic mechanism 103 includes a first stopper 103a, a telescopic tube 103b, and a second stopper 103c. Specifically, the telescopic tube 103b can be extended and shortened, one end of the telescopic tube is connected with the first limiting body 103a, the other end of the telescopic tube is connected with the second limiting body 103c, the bottom of the upper fixing shell 101 is symmetrically provided with the through groove 101d, the through groove 101d is obliquely arranged and is communicated with the bottom of the upper fixing shell, the top of the through groove 101d is provided with the first clamping groove 101e, the top of the lower fixing shell 102 is symmetrically provided with the second clamping groove 102c, when two opposite end surfaces of the upper fixing shell 101 and the lower fixing shell 102 are matched, namely, the through groove 101d is opposite to the second clamping groove 102c, the through groove 101d corresponds to the second clamping groove 102c in position, a plurality of pairs can be arranged, the first limiting body 103a is embedded in the first clamping groove 101e, and the second limiting body 103c is embedded in the second clamping groove 102c to play a role of connecting the upper fixing shell 101 and the lower fixing shell 102.
Further, the ball 202, the piston 203 and the control member 205 are provided with a drilling fluid channel D, the drilling fluid channel D is communicated with the bottom of the control member 205, and the hydraulic pump 304 can release the drilling fluid from the drilling fluid channel D to the drill bit at the bottom.
The body module 100 further includes a fixing rod 104 and a locking rod 105, one end of the fixing rod 104 is bolted to the outer wall of the upper fixing case 101, then the fixing rod 104 is naturally hung downwards to be fixed, the locking rod 105 is installed in the wall of the lower fixing case 102 and extends out of the wall of the lower fixing case 102, and the fixing rod 104 and the locking rod 105 are connected and matched. Specifically, the inner wall of the lower fixing shell 102 is provided with an accommodating groove 102b, the accommodating groove 102b is in a Z-shaped structure, the top of the accommodating groove 102b is communicated with the outside, the bottom of the accommodating groove is communicated with the inside of the cavity 102a, the middle part of the locking rod 105 is hinged in the accommodating groove 102b, the top of one side of the locking rod 105 is provided with a butt joint rod 105a, the bottom of the other side of the locking rod 105 is provided with a convex rod 105b, the butt joint rod 105a extends out of the accommodating groove 102b, and the convex rod 105b extends into the cavity 102a to be matched with the bottom of the force application block 205 b.
Further, a second elastic member 105c is disposed at the bottom of the wall of the accommodating groove 102b, the other end of the second elastic member 105c is fixedly connected with a protruding rod 105b, a docking hole 104a is disposed at the bottom of one side of the fixing rod 104, the docking rod 105a can extend into the docking hole 104a, in a natural state, the protruding rod 105b extends out of the accommodating groove 102b due to the action of the second elastic member 105c, the force application block 205b is located above the protruding rod 105b, the protruding rod 105b plays a limiting role on the force application block 205b, when the force application block 205b descends, the protruding rod 105b is pushed into the accommodating groove 102b, and due to the connection rotation of the locking rod 105, the docking rod 105a extends out of the docking hole 104a to release the fixed connection between the fixing rod 104 and the locking rod 105, so that the upper fixing shell 101 and the lower fixing shell 102 can be inclined downwards, otherwise, when no pressure is driven, the force application block 205b ascends, the protruding rod 105b is pushed out of the second elastic member 105b again, and then the docking rod 105a is inserted into the docking hole 104a again for fixed connection.
The specific working steps are as follows:
step 1, pumping drilling fluid on the ground by utilizing a hydraulic pump 304, and conveying the drilling fluid underground;
in step 2, drilling fluid flows through the threaded bore through the drill pipe 304a, applying pressure to the piston cylinder 203, causing the piston cylinder 203 to move within the post slot 101 a.
Step 3, when the upper and lower fixed cases 101 and 102 start to separate, the ball 202 moves downward to push the protruding rod 105b inward to drive the locking rod 105 to rotate, the docking rod 105a is pulled out, and the telescopic mechanism 103 starts to extend.
In step 4, when the release of the drilling fluid is stopped, the first elastic member 205c resets the force application block 205b, and the lock lever 105 resets to bring the upper and lower stationary housings 101 and 102 into a closed state.
It is important to note that the construction and arrangement of the application as shown in the various exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperature, pressure, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter described in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of present application. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present applications. Therefore, the application is not limited to the specific embodiments, but extends to various modifications that nevertheless fall within the scope of the appended claims.
Furthermore, in an effort to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those not associated with the best mode presently contemplated for carrying out the application, or those not associated with practicing the application).
It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure.
It should be noted that the above embodiments are only for illustrating the technical solution of the present application and not for limiting the same, and although the present application has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present application may be modified or substituted without departing from the spirit and scope of the technical solution of the present application, which is intended to be covered in the scope of the claims of the present application.

Claims (7)

1. A vibration-proof drilling tool, characterized in that: the hydraulic vibration damper comprises a vibration damper module (300), wherein the vibration damper module (300) comprises a workbench (301), fixing pieces (302) and a mounting shell (303), the fixing pieces (302) are arranged on two sides of the workbench (301), the mounting shell (303) is arranged on the workbench (301), and a hydraulic pump (304) is arranged in the mounting shell (303);
the main body module (100) comprises an upper fixed shell (101) and a lower fixed shell (102), the upper fixed shell (101) and the lower fixed shell (102) are movably connected, a square opening (301 a) is formed in the workbench (301), and the main body module (100) penetrates through the square opening (301 a);
the driving module (200), the driving module (200) comprises a ball block (202) and a piston cylinder (203), the piston cylinder (203) is connected with the ball block (202), an inclined column groove (101 a) is arranged in the upper fixing shell (101), a cavity (102 a) is arranged in the lower fixing shell (102), the piston cylinder (203) is obliquely arranged in the column groove (101 a) and extends into the cavity (102 a), the ball block (202) is positioned in the cavity (102 a), and a square block (101 c) is arranged on the inner wall of the column groove (101 a);
the main body module (100) further comprises a telescopic mechanism (103), the telescopic mechanism (103) is located between the upper fixing shell (101) and the lower fixing shell (102), a through groove (101 d) is formed in the bottom of the upper fixing shell (101), a first clamping groove (101 e) is formed in the top of the through groove (101 d), a second clamping groove (102 c) is formed in the top of the lower fixing shell (102), one end of the telescopic mechanism (103) is located in the first clamping groove (101 e), and the other end of the telescopic mechanism is located in the second clamping groove (102 c);
the main body module (100) further comprises a fixing rod (104) and a locking rod (105), one end of the fixing rod (104) is connected to the outer wall of the upper fixing shell (101) through bolts, the locking rod (105) is arranged in the wall of the lower fixing shell (102) and extends out of the wall of the lower fixing shell (102), and the fixing rod (104) is connected with the locking rod (105) in a matched mode;
the bottom of the piston cylinder (203) is connected with a control piece (205), and the control piece (205) is matched with the locking rod (105).
2. The vibration-resistant drilling tool of claim 1, wherein: the bottom of the workbench (301) is provided with a communication plate (301 b), the communication plate (301 b) is circumferentially arranged around the upper fixing shell (101), and the inner wall of the communication plate (301 b) is connected with the upper fixing shell (101) through a fourth elastic piece (301 c).
3. The vibration-resistant drilling tool of claim 2, wherein: the fixing piece (302) comprises a bottom plate (302 a), a vertical plate (302 b), a sliding plate (302 c) and a clamping plate (302 d), wherein the vertical plate (302 b) is vertically arranged on the bottom plate (302 a), the sliding plate (302 c) and the clamping plate (302 d) are vertically arranged on the same surface of the vertical plate (302 b), the clamping plate (302 d) is fixedly connected, and the sliding plate (302 c) is in sliding connection.
4. A vibration-resistant drilling tool according to claim 3, wherein: the clamping plate (302 d) is positioned on the top surface of the workbench (301), the sliding plate (302 c) is positioned on the bottom surface of the workbench (301), a T-shaped groove (302 b-1) is formed in the vertical plate (302 b), a T-shaped block (302 c-1) is arranged at one end of the sliding plate (302 c), and the T-shaped block (302 c-1) is embedded in the T-shaped groove (302 b-1); screw holes (K) are formed in the sliding plate (302 c) and the clamping plate (302 d), and bolts (M) penetrate through the screw holes (K) and are fixedly connected with nuts (N).
5. A vibration-resistant drilling tool according to any one of claims 1, 2 or 3, wherein: the installation shell (303) comprises a base (303 a) and a buckle cover (303 b), wherein the base (303 a) is fixedly installed on the workbench (301), one end of the buckle cover (303 b) is hinged with the base (303 a) and is rotatably arranged at the top of the base (303 a), the base (303 a) and the buckle cover (303 b) are respectively provided with a half groove (L), the two half grooves (L) are mutually matched, and the hydraulic pump (304) is installed in the half grooves (L).
6. The vibration-resistant drilling tool of claim 5, wherein: the damping module (300) further comprises a noise reduction liner (305), the noise reduction liner (305) is lined in the half groove (L), a drill rod (304 a) is connected to the hydraulic pump (304), and the other end of the drill rod (304 a) is connected with the conveying block (304 b).
7. The vibration-resistant drilling tool of claim 6, wherein: the conveying block (304 b) is connected with the top of the upper fixing shell (101) in a threaded mode and is communicated with the inside of the upper fixing shell (101), and the sealing ring (304 c) is sleeved on the conveying block (304 b).
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Publication number Priority date Publication date Assignee Title
CN104895513A (en) * 2015-04-30 2015-09-09 常州大学 Automatic horizontal conveying device for petroleum drilling string
CN105569569A (en) * 2015-11-19 2016-05-11 西南石油大学 Novel inwards pushing and directional type rotation guiding tool
CN206753510U (en) * 2017-03-07 2017-12-15 中国石油天然气集团公司 Drilling tool shock absorbing tool and its well drilling pipe column
CN110273650A (en) * 2018-03-15 2019-09-24 西南石油大学 A kind of diamond bit with flexible cutting structure
CN110924863A (en) * 2019-12-02 2020-03-27 南华大学 Directional drilling tool for underground coal mine near-horizontal drilling
CN210622702U (en) * 2019-08-20 2020-05-26 奥瑞拓能源科技股份有限公司 Down-the-hole drilling direction control device for highly deviated well
CN112943113A (en) * 2021-01-28 2021-06-11 成都希能能源科技有限公司 Near-bit shock absorption tool

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104895513A (en) * 2015-04-30 2015-09-09 常州大学 Automatic horizontal conveying device for petroleum drilling string
CN105569569A (en) * 2015-11-19 2016-05-11 西南石油大学 Novel inwards pushing and directional type rotation guiding tool
CN206753510U (en) * 2017-03-07 2017-12-15 中国石油天然气集团公司 Drilling tool shock absorbing tool and its well drilling pipe column
CN110273650A (en) * 2018-03-15 2019-09-24 西南石油大学 A kind of diamond bit with flexible cutting structure
CN210622702U (en) * 2019-08-20 2020-05-26 奥瑞拓能源科技股份有限公司 Down-the-hole drilling direction control device for highly deviated well
CN110924863A (en) * 2019-12-02 2020-03-27 南华大学 Directional drilling tool for underground coal mine near-horizontal drilling
CN112943113A (en) * 2021-01-28 2021-06-11 成都希能能源科技有限公司 Near-bit shock absorption tool

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