CN114645677B

CN114645677B - Drilling machine

Info

Publication number: CN114645677B
Application number: CN202210541190.2A
Authority: CN
Inventors: 未崴; 王�锋
Original assignee: Hunan Chuangyuan High Tech Machinery Co ltd
Current assignee: Hunan Chuangyuan High Tech Machinery Co ltd
Priority date: 2022-05-19
Filing date: 2022-05-19
Publication date: 2022-09-16
Anticipated expiration: 2042-05-19
Also published as: CN114645677A; SE2350507A1

Abstract

The invention discloses a drilling machine which comprises a machine body, a drill rod library, a propeller, a temporary drill rod placement mechanism, a drill rod carrying mechanism and a drill rod receiving and unloading mechanism, wherein the machine body is provided with a drill boom, the drill rod library is arranged on the machine body and used for storing drill rods, the propeller is arranged at the tail end of the drill boom and provided with a power head capable of rotating and axially moving, the temporary drill rod placement mechanism is arranged on the propeller or the tail end of the drill boom and used for temporarily placing the drill rods, the drill rod carrying mechanism is arranged on the drill boom or the machine body and used for carrying the drill rods, and the drill rod receiving and unloading mechanism is arranged on the propeller or the tail end of the drill boom and used for transferring the drill rods to a moving path of the power head and aligning with the power head. According to the drilling machine disclosed by the invention, firstly, when the drill rod is installed, the workload and the labor intensity are low, the machining efficiency is further improved, the safety is better, and secondly, when a new drill rod is added, the required time is shorter, and the machining efficiency is further improved.

Description

Drilling machine

Technical Field

The invention relates to drilling equipment, in particular to a drilling machine.

Background

The drilling machine is common mine drilling equipment and mainly comprises a machine body, wherein the machine body is provided with a drill rod storage and a drill boom, the drill rod storage is used for storing drill rods, the tail end of the drill boom is provided with a propeller, the propeller is provided with a power head, the power head can rotate and axially move along the power head, and the machine body or the drill boom is provided with a carrying mechanism. When drilling is needed, the conveying mechanism conveys the drill rod in the drill rod warehouse to the position near the propeller, then the drill rod is installed on the power head, the propeller controls the power head to move and rotate, and the power head can drive the drill rod to move and rotate, so that drilling is achieved. When a drill rod needs to be added, the power head is stopped and moved away, and then a new drill rod is installed between the drill rod closest to the power head and the power head.

Although the existing drilling machine can drill holes, the following disadvantages exist: firstly, in the prior art, the drill rod is manually installed on the power head, so that the workload and the labor intensity are large, the processing efficiency is reduced, and potential safety hazards exist. Secondly, when adding new drilling rod, need temporarily carry the drilling rod in the drilling rod storehouse and install on the power head, and then can lead to the time that the unit head stopped operating longer to machining efficiency has further been reduced.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the drilling machine provided by the invention has the advantages that firstly, when the drill rod is installed, the workload and the labor intensity are low, the machining efficiency is improved, the safety is better, secondly, when a new drill rod is added, the required time is shorter, and the machining efficiency is further improved.

A drilling rig according to an embodiment of the invention comprises:

the drilling rig comprises a machine body, a drilling boom and a drilling platform, wherein the machine body is provided with the drilling boom;

the drill rod storage is arranged on the machine body and used for storing drill rods;

the thruster is arranged at the tail end of the drill boom and is provided with a power head capable of rotating and axially moving;

the temporary drill rod placement mechanism is arranged on the thruster or at the tail end of the drill boom and used for temporarily placing a drill rod;

the drill rod carrying mechanism is arranged on the drill boom or the machine body and used for carrying drill rods;

and the drill rod connecting and disconnecting mechanism is arranged on the propeller or the tail end of the drill boom and used for transferring the drill rod to the moving path of the power head and aligning the drill rod with the power head.

The drilling machine provided by the embodiment of the invention at least has the following technical effects:

firstly, when a drill rod needs to be installed, the drill rod is moved out of a drill rod library and is arranged on a drill rod carrying mechanism, then the drill rod is carried to the position near a propeller through the drill rod carrying mechanism, finally the drill rod is transferred to a moving path of a power head through a drill rod connecting and disconnecting mechanism and is aligned with the power head, finally the power head is rotated and moved axially, the drill rod can be installed on the power head, and compared with the situation that the drill rod is moved to the moving path of the power head and is aligned with the power head manually, the drilling machine is low in workload and labor intensity, machining efficiency is improved, and safety is better. Secondly, can carry the drilling rod that needs to add to near the interim settling mechanism of drilling rod through drilling rod transport mechanism when drilling, later settle the drilling rod on the interim settling mechanism of drilling rod, when needing to add the drilling rod, only need with the drilling rod on the interim settling mechanism of drilling rod take off and through the drilling rod connect unload the mechanism install on the power head can, and need not transport the drilling rod from the drilling rod storehouse temporarily, required time is shorter when adding the drilling rod, and then makes the time of unit head shut down shorter, thereby further improved machining efficiency.

According to some embodiments of the invention, the drill rod connecting and disconnecting mechanism comprises a rotating shaft and a plurality of connecting and disconnecting clamping jaws, the rotating shaft is arranged on the propeller, the rotating shaft is positioned on one side of a moving path of the power head and is parallel to a rotating axis of the power head, the connecting and disconnecting clamping jaws are arranged on the rotating shaft and are used for clamping a drill rod, and in the process that the connecting and disconnecting clamping jaws move around an axis of the rotating shaft, the connecting and disconnecting clamping jaws drive the drill rod to move to the moving path of the power head and are aligned with the power head.

According to some embodiments of the invention, the temporary drill rod seating mechanism comprises a plurality of clamps arranged on the thruster, the clamps are used for clamping a drill rod, and when the receiving and releasing clamping jaw moves to a set position around the axis of the rotating shaft, the drill rod clamped by the clamps is positioned in the receiving and releasing clamping jaw.

According to some embodiments of the invention, the connecting and disconnecting clamping jaw has a first clamping space, the first clamping space has a first opening for the entering and exiting of the drill rod, the first opening is located at the front end or the rear end of the moving direction of the first clamping space when the first clamping space moves around the axis of the rotating shaft, the clamp has a second clamping space, the second clamping space has a second opening for the entering and exiting of the drill rod, and the second opening is located on the path of the movement of the drill rod clamped by the connecting and disconnecting clamping jaw around the axis of the rotating shaft.

According to some embodiments of the present invention, the clamp includes a mounting seat disposed on the thruster, and two clamping arms rotatably mounted on the mounting seat, a second clamping space is formed between one ends of the two clamping arms, and an elastic member is disposed between the other ends of the two clamping arms, and the elastic member is configured to keep the ends of the two clamping arms far away from the elastic member in a state of being close to each other.

According to some embodiments of the present invention, the mounting base is provided with a limiting member on a side of the clamping arm away from the elastic member, the two limiting members can be adjusted by moving in a direction approaching or departing from each other, and the limiting members are used for abutting against the clamping arm.

According to some embodiments of the invention, a first positioning arc surface is arranged on one side of the mounting seat close to the second clamping space, and a movably adjustable positioning plate is arranged on the mounting seat, wherein the movable adjusting direction of the positioning plate is radial direction of the drill rod clamped on the clamp, a second positioning arc surface is arranged on one side of the positioning plate close to the second clamping space, and the first positioning arc surface and the second positioning arc surface are respectively matched with outer side walls of drill rods with different diameters.

According to some embodiments of the invention, the drill boom comprises a first arm, a first mounting frame and an adjusting cylinder, the first arm is hinged to the body, a second arm is slidably mounted on the first arm along the length direction, the first mounting frame is rotatably mounted on the second arm, the propeller is arranged on the first mounting frame, and the adjusting cylinder is hinged between the body and the first arm for controlling the first arm to rotate.

According to some embodiments of the invention, the first mounting frame comprises a rotary table, a rotary table and a driving oil cylinder, the rotary table is rotatably mounted on the second arm, a rotation axis of the rotary table is parallel to a sliding direction of the second arm, the rotary table is hinged to the rotary table, the thruster is mounted on the rotary table, a hinge axis between the rotary table and the rotary table is perpendicular to the rotation axis of the rotary table, and the driving oil cylinder is hinged between the rotary table and the rotary table for controlling the rotary table to rotate.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the tongs when gripping a pipe;

FIG. 3 is a schematic view of the structure of the clamping jaws for clamping a drill rod;

FIG. 4 is a schematic view of the installation of the clamp and the loading and unloading clamp jaws;

FIG. 5 is a view from one of the angles of view of FIG. 4;

FIG. 6 is a schematic view of the overall structure of the clamp;

FIG. 7 is a cross-sectional view of the clamp;

FIG. 8 is a schematic view of the overall construction of the drill boom;

FIG. 9 is an enlarged view of a portion of the structure of FIG. 8;

FIG. 10 is a schematic view of the overall structure of the pipe handling mechanism;

reference numerals:

the device comprises a body 100, a drill boom 101, a first arm 102, a second arm 103, a first mounting frame 104, an adjusting oil cylinder 105, a rotary table 106, a rotary frame 107, a driving oil cylinder 108, a support 109, a first rotary seat 110, a second rotary seat 111, a slewing bearing 112 and a compensation oil cylinder 113;

a drill rod magazine 200;

the propeller 300, the power head 301, the second mounting bracket 302 and the limiting piece 303;

the temporary drill rod arranging mechanism 400, a clamp 401, a second clamping space 402, a second opening 403, a mounting seat 404, a clamping arm 405, an elastic piece 406, a limiting piece 407, a first positioning arc surface 408, a positioning plate 409, a second positioning arc surface 410, a first guide roller 411, a second guide roller 412 and a guide rod 413;

the device comprises a drill rod conveying mechanism 500, a sliding table 501, a first swing cylinder 502, a first joint arm 503, a second swing cylinder 504, a second joint arm 505, a third swing cylinder 506, a third joint arm 507, a fourth swing cylinder 508, a fourth joint arm 509, a conveying clamping jaw 510, a clamping jaw oil cylinder 511 and a box body 512;

the drill rod receiving and discharging mechanism 600, the rotating shaft 601, the receiving and discharging clamping jaw 602, the first clamping space 603 and the first opening 604.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

A drilling rig according to an embodiment of the invention is described below with reference to fig. 1 to 10. The drilling machine referred to in the present invention may be a down-the-hole drilling machine or other common drilling machines requiring the use of drill pipe.

A drilling rig according to an embodiment of the present invention, as shown in fig. 1 to 10, includes a body 100, a drill rod magazine 200, a pusher 300, a temporary drill rod placement mechanism 400, a temporary drill rod placement mechanism 500, and a drill rod unloading mechanism 600, the body 100 is provided with a drill boom 101, the drill rod magazine 200 is provided on the body 100 for storing drill rods, the pusher 300 is provided at the end of the drill boom 101, the pusher 300 is provided with a power head 301 capable of rotating and moving in an axial direction, the temporary drill rod placement mechanism 400 is provided on the pusher 300 or the end of the drill boom 101 for temporarily placing drill rods, the drill rod handling mechanism 500 is provided on the drill boom 101 or the body 100 for handling drill rods, and the drill rod unloading mechanism 600 is provided on the pusher 300 or the end of the drill boom 101 for transferring drill rods to a movement path of the power head 301 and centering on the power head 301. When the drill rod needs to be installed, the drill rod is moved out of the drill rod warehouse 200 and is arranged on the drill rod carrying mechanism 500, then the drill rod is carried to the vicinity of the propeller 300 through the drill rod carrying mechanism 500, and finally the drill rod is installed on the power head 301 of the propeller 300 through the drill rod connecting and disconnecting mechanism 600.

In the prior art, when a drill rod needs to be installed on the power head 301, the drill rod is generally manually transferred to the moving path of the power head 301 and aligned with the power head 301. Because the drilling rod is heavier, and drilling rod and unit head 301 are difficult to the centering during manual operation, and then lead to the installation with dismantle the process loaded down with trivial details, work load and intensity of labour are big, the operating efficiency is low, manual operation has very big potential safety hazard moreover. In this embodiment, the drill rod attaching and detaching mechanism 600 is provided, when a drill rod needs to be installed, the drill rod is placed on the drill rod attaching and detaching mechanism 600, then the drill rod attaching and detaching mechanism 600 is operated, the drill rod can be transferred to the moving path of the power head 301 by the drill rod attaching and detaching mechanism 600 and is aligned with the power head 301, then the power head 301 is moved forward and rotated, and the power head 301 can be in threaded connection with the drill rod, so that the installation of the drill rod is realized. Correspondingly, when the drill rod is disassembled, the drill rod can be moved away from the moving path of the power head 301 through the drill rod unloading mechanism 600, and compared with manual installation and disassembly of the drill rod, the process is simple, so that the workload and the labor intensity are lower, the machining efficiency is high, and the safety is better.

In addition, can carry the drilling rod that needs to add to near drilling rod temporary setting mechanism 400 through drilling rod handling mechanism 500 when drilling, and settle the drilling rod on drilling rod temporary setting mechanism 400, when needing to add the drilling rod, only need with the drilling rod on the drilling rod temporary setting mechanism 400 take off and install on unit head 301 through drilling rod unloading mechanism 600 can, because temporary setting mechanism 400 is close to unit head 301, compare in carrying the drilling rod from in drilling rod storehouse 200 temporarily, the required time is shorter when adding the drilling rod, and then make the time that unit head 301 shut down shorter, thereby further improved machining efficiency.

It should be noted that, in the prior art, some drilling machines mount the drill rod magazine 200 on the thruster 300 to reduce transportation, but mounting the drill rod magazine 200 on the thruster 300 may cause the center of gravity of the drilling machine to move forward, so as to avoid the drilling machine from turning over, the drill boom 101 is short, the drill rod magazine 200 is small in size, and few drill rods can be stored, and the above problem can be avoided by mounting the drill rod magazine 200 on the machine body 100. The drill rod magazine 200 is a device for storing drill rods, and the present invention does not improve the drill rod magazine 200, and therefore, the structure and the operation principle of the drill rod magazine 200 are not described in detail herein. Drill rod temporary placement mechanism 400 may be disposed on thruster 300 or at the end of drill boom 101, as long as the drill rod on drill rod temporary placement mechanism 400 is proximate to power head 301. The power head 301 is a component for controlling the movement and rotation of the drill rod, and the power head 301 can move along the rotation axis of the power head, and the moving path is generally not smaller than the length dimension of the drill rod. When installing the drill rod, the power head 301 may be located at an initial position, and then the drill rod may be located on a moving path of the power head 301 and aligned with the power head 301, that is, an axis of the drill rod coincides with a rotation center of the power head 301. One end of the drill rod close to the power head 301 is generally provided with an external thread, the power head 301 is generally correspondingly provided with a threaded hole, then the power head 301 is moved forwards and rotated, and the threaded hole in the power head 301 can be connected with the external thread on the drill rod, so that the drill rod can be installed on the power head 301. When the drill rod needs to be disassembled, the drill rod is temporarily fixed, the drill rod can be prevented from rotating along with the power head 301, when the power head 301 moves backwards and rotates reversely, the threaded hole in the power head 301 can be separated from the external thread in the drill rod, and therefore the drill rod is disassembled from the power head 301. Rod handling mechanism 500 may be provided on boom 101 or on fuselage 100, and may be provided only to enable handling of rods from near rod magazine 200 to near thruster 300 or from near thruster 300 to near rod magazine 200. Drill rod removal mechanism 600 may be located on the pusher 300 or at the end of the boom 101, as long as it is capable of transferring a drill rod into the path of travel of the power head 301 and into alignment with the power head 301.

In some embodiments of the present invention, as shown in fig. 2 to 5, the drill rod receiving and releasing mechanism 600 includes a rotating shaft 601 and a plurality of receiving and releasing clamping jaws 602, the rotating shaft 601 is disposed on the pusher 300, the rotating shaft 601 is located at one side of the moving path of the power head 301 and is parallel to the rotating axis of the power head 301, the receiving and releasing clamping jaws 602 are disposed on the rotating shaft 601, and the receiving and releasing clamping jaws 602 are used for clamping a drill rod, wherein during the process that the receiving and releasing clamping jaws 602 move around the axis of the rotating shaft 601, the drill rod can be driven to move to the moving path of the power head 301 and be aligned with the power head 301. The propeller 300 can be provided with the second mounting frame 302, the rotating shaft 601 can be rotatably mounted on the second mounting frame 302, after the drill rod is clamped by the connecting and disconnecting clamping jaw 602, the drill rod is parallel to the rotating shaft 601, the distance between the axis of the drill rod and the axis of the rotating shaft 601 is approximately equal to the distance between the moving path of the power head 301 and the axis of the rotating shaft 601, and then when the rotating shaft 601 rotates, the connecting and disconnecting clamping jaw 602 can just drive the drill rod to move to the moving path of the power head 301 and be aligned with the power head 301. It should be noted that the rotating shaft 601 may also be disposed at the end of the drill boom 101. In addition, the drill rod attaching and detaching mechanism 600 may be of other structures, for example, a carriage slidably mounted on the pusher 300, the carriage being provided with a clamping jaw for clamping the drill rod, and the carriage being slid to move the drill rod to the moving path of the power head 301 and to be aligned with the power head 301. A swing oil cylinder or a driving motor can be arranged on the second mounting frame 302, an output shaft of the swing oil cylinder or the driving motor is in transmission connection with the rotating shaft 601, and the rotating shaft 601 can be driven to rotate by starting the swing oil cylinder or the driving motor. The number of the receiving and releasing clamping jaws 602 may be one or more, for example, two, when there are a plurality of receiving and releasing clamping jaws 602, the plurality of receiving and releasing clamping jaws 602 are arranged on the rotating shaft 601 along the axial direction of the rotating shaft 601 and located on the same side of the rotating shaft 601, the plurality of receiving and releasing clamping jaws 602 cooperate to clamp a drill rod, and when there is one receiving and releasing clamping jaw 602, the contact area between the receiving and releasing clamping jaw 602 and the drill rod may be large so as to clamp the drill rod. The connecting and disconnecting clamping jaw 602 may include a fixed clamping portion, a movable clamping portion, and a control cylinder, the fixed clamping portion is disposed on the rotating shaft 601, the movable clamping portion is rotatably mounted on the fixed clamping portion, a first clamping space 603 capable of being opened and closed is formed between the fixed clamping portion and the movable clamping portion, and the control cylinder is disposed between the fixed clamping portion and the movable clamping portion to control the movable clamping portion to rotate. Of course, the pick-and-place jaws 602 may be other conventional jaw configurations capable of holding a drill rod. The second mounting frame 302 can be provided with a limiting part 303, when the clamping jaw 602 drives the drill rod to move to the moving path of the power head 301 and to be aligned with the power head 301, the limiting part 303 abuts against the front end of the moving direction of the clamping jaw 602, so that the drill rod can be prevented from moving continuously, the drill rod can be kept in the aligned state with the power head 301, and the damage caused by the fact that the drill rod collides with the propeller 300 can be avoided.

In some embodiments of the present invention, as shown in fig. 2 to 5, the pipe temporarily setting mechanism 400 includes several clamps 401 disposed on the pusher 300, the clamps 401 are used for clamping the pipe, and the pipe clamped by the clamps 401 can be located in the receiving and releasing clamp jaws 602 when the receiving and releasing clamp jaws 602 move to the set position around the axis of the rotating shaft 601. With the progress of drilling, a new drill rod needs to be added periodically to improve the drilling depth, specifically, when the drill rod needs to be added, the power head 301 is moved backwards and rotated in the reverse direction, the power head 301 is separated from the drill rod and moved to an initial position, and then the new drill rod is installed between the power head 301 and the drill rod closest to the power head 301. In this embodiment, when drilling, a drill rod to be added may be clamped on the clamp 401 in advance, when a drill rod needs to be added, the rotating shaft 601 is rotated to move the receiving and releasing clamping jaw 602 to a set position around the axis of the rotating shaft 601, a new drill rod clamped by the clamp 401 may be located in the receiving and releasing clamping jaw 602, then the clamp 401 releases the new drill rod, the receiving and releasing clamping jaw 602 clamps the new drill rod, and then the rotating shaft 601 is rotated, and the receiving and releasing clamping jaw 602 may drive the new drill rod to move to a moving path of the power head 301 and align with the power head 301, and finally a new drill rod may be added. It should be noted that the temporary drill rod placing mechanism 400 may also have other structures, for example, a placing frame provided on the pusher 300 or the end of the drill boom 101, and the placing frame is provided with a placing slot for temporarily placing a drill rod. The clamp 401 may also be disposed on the second mounting frame 302, the number of the clamps 401 may be one or more, for example, two, when there are a plurality of clamps 401, the plurality of clamps 401 may be arranged along a straight line, and the arrangement direction is parallel to the arrangement direction of the plurality of receiving and releasing clamping jaws 602, the plurality of clamps 401 cooperate to clamp the drill rod, and when there is one clamp 401, the contact area between the clamp 401 and the drill rod may be larger, so as to be able to clamp the drill rod. After the clamp 401 clamps the drill rod, the drill rod may be parallel to the rotating shaft 601, and the distance between the axis of the drill rod and the axis of the rotating shaft 601 may be substantially equal to the distance between the first clamping space 603 of the clamping jaw 602 and the axis of the rotating shaft 601, and the clamping jaw 602 moves to a set position around the axis of the rotating shaft 601, that is, to a position where the drill rod clamped by the clamp 401 can be located in the first clamping space 603.

In some embodiments of the present invention, as shown in fig. 5, the pick-and-place clamp jaw 602 has a first clamping space 603, the first clamping space 603 has a first opening 604 for the drill rod to enter and exit, when the first clamping space 603 moves around the axis of the rotating shaft 601, the first opening 604 is located at the front end or the rear end of the moving direction of the first clamping space 603, the clamp 401 has a second clamping space 402, the second clamping space 402 has a second opening 403 for the drill rod to enter and exit, and the second opening 403 is located on the path of the drill rod clamped by the pick-and-place clamp jaw 602 moving around the axis of the rotating shaft 601. Specifically, when the rotating shaft 601 rotates to drive the receiving and releasing clamping jaw 602 to be away from the moving path of the power head 301, the first opening 604 is located at the rear end of the moving direction of the first clamping space 603, and under the condition, the drill rod installed on the power head 301 can be just separated from the first clamping space 603 of the receiving and releasing clamping jaw 602 through the first opening 604, so that the installation of the drill rod is realized, the process is simple, and the operation is convenient. When the rotating shaft 601 rotates reversely to drive the receiving and releasing clamping jaw 602 to approach to the moving path of the power head 301, the first opening 604 is located at the front end of the moving direction of the first clamping space 603, in this case, a drill rod installed on the power head 301 can just enter the first clamping space 603 through the first opening 604, and then the receiving and releasing clamping jaw 602 clamps the drill rod, so that the power head 301 and the drill rod can be conveniently separated subsequently, the process is simple, and the operation is convenient. In addition, when the clamp 401 releases the drill rod, the receiving and releasing clamping jaw 602 clamps the drill rod, the rotating shaft 601 is rotated, the rotating shaft 601 drives the receiving and releasing clamping jaw 602 to move, the receiving and releasing clamping jaw 602 drives the drill rod to move, and the drill rod can leave from the second clamping space 402 of the clamp 401 through the second opening 403, so that the drill rod is conveniently added, and the operation is simple. It should be noted that the first clamping space 603 is a space for accommodating a drill rod in the unloading jaw 602, and when the drill rod is located in the first clamping space 603, the first opening 604 is located at one side of the drill rod. The second clamping space 402 is a space where the clamp 401 receives the drill rod, and when the drill rod is located in the second clamping space 402, the second opening 403 is located at one side of the drill rod.

In some embodiments of the present invention, as shown in fig. 6 and 7, the clamp 401 includes a mounting base 404 disposed on the pusher 300 and two clamping arms 405 rotatably mounted on the mounting base 404, a second clamping space 402 is formed between one ends of the two clamping arms 405, and an elastic member 406 is disposed between the other ends of the two clamping arms 405, and the elastic member 406 is configured to maintain the ends of the two clamping arms 405 away from the elastic member 406 in a state of being close to each other. In this embodiment, in the process that the power head 301 on the pusher 300 drives the drill rod to work, the drill rod to be added can be temporarily placed in the second clamping space 402 formed by the two clamping arms 405 of the clamp 401, and one ends of the two clamping arms 405 for clamping the drill rod can be kept in a state of being close to each other by the acting force of the elastic member 406, so that the drill rod can be just clamped in a matching manner. It should be noted that the mounting seat 404 may be disposed on the second mounting frame 302, the clamping arms 405 may be rotatably mounted on the mounting frame at a position close to the middle, and the rotation axes of the two clamping arms 405 may be parallel or nearly parallel to each other. Two arm lock 405 form second centre gripping space 402 between the same end of self axis of rotation, and the inboard that two arm lock 405 are close to the one end of second centre gripping space 402 can be the arc structure with the outside looks adaptation of drilling rod to it is more firm to centre gripping drilling rod. When not centre gripping drilling rod, two arm lock 405 are used for the distance between the one end of centre gripping drilling rod to be less than the diameter of drilling rod, under this kind of condition, elastic component 406 is close to the natural state, when the drilling rod stretches into in the second centre gripping space 402, the one end of two arm lock 405 centre gripping drilling rod is strutted by the drilling rod, the other end and then mutual being close to of two arm lock 405, elastic component 406 corresponds the compression and produces the elastic restoring force, this elastic restoring force can avoid two arm lock 405 to keep away from the one end of second centre gripping space 402 and continue to be close to, and then the lateral wall that the one end that makes two arm lock 405 centre gripping drilling rod can paste tight drilling rod, thereby can press from both sides tight drilling rod. Of course, the clamp 401 may be other conventional structures capable of holding a pipe.

In some embodiments of the present invention, as shown in fig. 7, the elastic element 406 may include a spring disposed between two clamping arms 405, guide rods 413 are disposed on the adjacent side walls of the two clamping arms 405, and two ends of the spring are fittingly sleeved on the corresponding guide rods 413. The spring has high structural strength, good elasticity and convenient installation, and is a preferable structure for the elastic member 406. Two guide rods 413 are arranged, the guide rods 413 can be coaxial with the spring, the situation that the spring is bent towards one side can be reduced, and therefore damage to the spring can be reduced. Of course, the elastic member 406 may have other structures, for example, an elastic sheet disposed between the two clipping arms 405.

In some embodiments of the present invention, as shown in fig. 6 and 7, the mounting base 404 is provided with a limiting member 407 on a side of the clamping arm 405 away from the elastic member 406, the two limiting members 407 can be adjusted to move in a direction approaching or departing from each other, and the limiting members 407 are configured to abut against the clamping arm 405. The limiting member 407 is disposed to prevent the distance between the ends of the two clamping arms 405 close to the elastic member 406 from being too large due to the supporting effect of the elastic member 406, and further prevent the drill rod from extending into the second clamping space 402 due to the too small distance between the ends of the two clamping arms 405 used for clamping the drill rod. The limiting member 407 can be movably adjusted, and then the minimum distance between the ends of the two clamping arms 405 for clamping the drill rods can be adjusted, so that the clamp 401 can be suitable for drill rods with different diameters and sizes, and the practicability is good. The position-limiting member 407 may include a position-limiting screw threaded on the mounting base 404, and the two position-limiting screws can move closer to or away from each other during rotation. The limiting member 407 can also be movably adjusted in other manners, for example, multiple sets of adjusting holes can be disposed on the mounting base 404 along the moving and adjusting direction of the limiting member 407, and the limiting member 407 can also be movably adjusted by being bolted to different sets of adjusting holes, in this case, the limiting member 407 can be another suitable structure, such as a block structure.

In some embodiments of the present invention, as shown in fig. 6 and 7, a first positioning arc 408 is disposed on a side of the mounting seat 404 close to the second clamping space 402, and a movably adjustable positioning plate 409 is disposed on the mounting seat 404, wherein a moving direction of the positioning plate 409 is a radial direction of a drill rod clamped on the clamp 401, a second positioning arc 410 is disposed on a side of the positioning plate 409 close to the second clamping space 402, and the first positioning arc 408 and the second positioning arc 410 are respectively adapted to outer sidewalls of drill rods with different diameters. Specifically, the first positioning arc surface 408 and the second positioning arc surface 410 may be located on the same side of the second clamping space 402, and the arc radius of the second positioning arc surface 410 is different from the arc radius of the first positioning arc surface 408, for example, may be smaller than the arc radius of the first positioning arc surface 408. When a drill rod with a larger diameter size needs to be clamped, the adjusting positioning plate 409 is moved, so that the second positioning arc surface 410 is positioned on the side, away from the second clamping space 402, of the first positioning arc surface 408, and in this case, the first positioning arc surface 408 is matched to position and clamp the drill rod. When a drill rod with a smaller diameter size needs to be clamped, the adjusting positioning plate 409 is moved, so that the second positioning arc surface 410 is positioned on one side of the first positioning arc surface 408 close to the second clamping space 402, and in this case, the second positioning arc surface 410 is matched to position and clamp the drill rod. In this embodiment, through setting up different location cambered surfaces, can cooperate arm lock 405 centre gripping different diameter sizes's drilling rod, the practicality is good. It should be noted that the first positioning arc surface 408 and the second positioning arc surface 410 are respectively adapted to outer sidewalls of drill rods with different diameters, that is, the arc diameter of the first positioning arc surface 408 and the arc diameter of the second positioning arc surface 410 correspond to drill rods with different diameters. In addition, the positioning plate 409 can be adjusted in various ways, for example, multiple sets of mounting holes can be formed in the mounting base 404 along the moving direction of the positioning plate 409, and the positioning plate 409 can be adjusted in a moving manner by being bolted to different sets of mounting holes. In addition, a guide rail may be provided on the mounting seat 404 along the moving direction of the positioning plate 409, the positioning plate 409 may be slidably mounted on the guide rail, and a fastening bolt may be provided on the positioning plate 409, and when the positioning plate 409 slides to a desired position, the fastening bolt may be rotated to abut against the mounting seat 404.

In some embodiments of the present invention, as shown in fig. 6 and 7, a first guide roller 411 is rotatably disposed at an end of the clamping arm 405 away from the elastic member 406, and a rotation axis of the first guide roller 411 is parallel to a rotation axis of the clamping arm 405. Set up first guide roller 411, not only can cooperate arm 405 centre gripping drilling rod better, when the drilling rod passes in and out second centre gripping space 402 moreover, the first guide roller 411 of main contact, and first guide roller 411 can rotate, and then be rolling friction with the frictional force between the drilling rod to can reduce the drilling rod and receive wearing and tearing.

In some embodiments of the present invention, as shown in fig. 6 and 7, the first guide roller 411 is detachably disposed on the clamp arm 405, the mounting base 404 is provided with a plurality of detachable second guide rollers 412, the diameter of the second guide rollers 412 is different from that of the first guide rollers 411, and the mounting positions of the first guide rollers 411 and the second guide rollers 412 can be switched. The guide rollers with different diameters can correspond to drill rods with different diameters, when the drill rods with different diameters need to be clamped, the corresponding guide rollers are installed on the clamping arms 405, and the replaced guide rollers are installed on the installation bases 404, so that the operation is convenient, and the time and the labor are saved.

In some embodiments of the present invention, as shown in fig. 8 and 9, the drill boom 101 includes a first arm 102, a first mounting bracket 104, and an adjusting cylinder 105, the first arm 102 is hinged to the body 100, the first arm 102 is slidably mounted with the second arm 103 along the length direction, the first mounting bracket 104 is rotatably and adjustably mounted at the end of the second arm 103, the propeller 300 is disposed on the first mounting bracket 104, and the adjusting cylinder 105 is hinged between the body 100 and the first arm 102 for controlling the first arm 102 to rotate. The distance between the first mounting frame 104 and the body 100 can be adjusted by sliding the second arm 103, and then the distance between the drill rod on the propeller 300 and the body 100 can be adjusted, so that the drilling position can be conveniently adjusted, and the drilling position can be adjusted for multiple times. Secondly, adjust first mounting bracket 104 through rotating, first mounting bracket 104 can drive propeller 300 and rotate and adjust, and propeller 300 can drive the drilling rod rotation regulation on it to conveniently adjust drilling angle, can adjust drilling angle moreover many times. In addition, through operation adjusting cylinder 105, can control first arm 102 and rotate, and then in addition can be through sliding second arm 103 and adjusting the drilling position, can also adjust the drilling position through rotating first arm 102, accommodation is wider, adjusts more conveniently and meticulously. It should be noted that a telescopic oil cylinder may be disposed between the first arm 102 and the second arm 103, and the second arm 103 may be controlled to slide by the telescopic oil cylinder, or of course, the second arm 103 may also be controlled to slide by a motor screw mechanism or other driving mechanisms. It will be appreciated that when the drill rod is mounted on the power head 301 of the thruster 300, the length direction of the drill rod is not parallel to the rotation axis of the first mounting bracket 104, so that the drilling angle of the drill rod can be changed when the first mounting bracket 104 is rotatably adjusted.

In some embodiments of the present invention, as shown in fig. 9, the body 100 is provided with a support 109, the support 109 is hinged with a first rotating seat 110, the first arm 102 is hinged with the first rotating seat 110, a hinge axis between the first arm 102 and the first rotating seat 110 is perpendicular to a hinge axis between the first rotating seat 110 and the support 109, and the hinge axis between the first rotating seat 110 and the support 109 extends in a vertical direction or a horizontal direction. For example, the hinge axis between the first rotation seat 110 and the support 109 may extend in a vertical direction, and correspondingly, the hinge axis between the first arm 102 and the first rotation seat 110 extends in a horizontal direction. And then the first arm 102 can swing up and down and swing left and right relative to the support 109, so that the drilling position of the drill rod can move up and down and move left and right relative to the machine body 100 in addition to moving back and forth, thereby the adjustment range of the drilling position is wider, and the adjustment is more precise. It should be noted that in some embodiments, the first arm 102 may also be directly hinged to the support 109 through a ball structure.

In some embodiments of the present invention, as shown in fig. 9, two adjusting cylinders 105 are provided, two adjusting cylinders 105 are located at two sides of the first arm 102, and two adjusting cylinders 105 are used to cooperatively control the first rotating base 110 to rotate or the first arm 102 to rotate relative to the first rotating base 110. When the two adjusting oil cylinders 105 extend or shorten simultaneously, the first arm 102 can be controlled to swing up and down, when one adjusting oil cylinder 105 extends and the other adjusting oil cylinder 105 shortens, the first arm 102 can swing towards one side, and the device is convenient to operate, time-saving and labor-saving.

In some embodiments of the present invention, as shown in fig. 9, the hinge position between the two adjustment cylinders 105 and the support 109 is lower than the hinge position between the two adjustment cylinders 105 and the first arm 102, and the hinge position between the two adjustment cylinders 105 and the support 109 is located outside the hinge position between the two adjustment cylinders 105 and the first arm 102. When the two adjusting oil cylinders 105 extend synchronously, the first arm 102 can be driven to rotate upwards, when the two adjusting oil cylinders 105 shorten synchronously, the first arm 102 can be driven to rotate downwards, when one adjusting oil cylinder 105 extends, the other adjusting oil cylinder 105 shortens, the first arm 102 can be driven to rotate towards one side, when one adjusting oil cylinder 105 shortens, and when the other adjusting oil cylinder 105 extends, the first arm 102 can be driven to rotate towards the other side. It should be noted that the hinge position between the two adjustment cylinders 105 and the support 109 may be higher than the hinge position between the two adjustment cylinders 105 and the first arm 102. Further, referring to a projection along the length direction of the first arm 102, the hinge positions between the two adjustment cylinders 105 and the support 109 are located outside the hinge positions between the two adjustment cylinders 105 and the first arm 102.

In some embodiments of the present invention, as shown in fig. 9, the support 109 is hinged to a second rotating seat 111 outside both sides of the first arm 102, the adjusting cylinder 105 is hinged to the corresponding second rotating seat 111, a hinge axis between the adjusting cylinder 105 and the second rotating seat 111 is perpendicular to a hinge axis between the second rotating seat 111 and the support 109, and a hinge axis between the second rotating seat 111 and the support 109 extends in a vertical direction or a horizontal direction. And the adjusting cylinder 105 can swing up and down and swing left and right, so as to correspond to the swing of the first arm 102, thereby not only facilitating the control of the up and down and left and right swing of the first arm 102, but also avoiding the interference of the adjusting cylinder 105 on the swing of the first arm 102.

In some embodiments of the present invention, as shown in fig. 8, the first mounting frame 104 includes a turntable 106, a turret 107, and a driving cylinder 108, the turntable 106 is rotatably and adjustably mounted at the end of the second arm 103, a rotation axis of the turntable 106 is parallel to the sliding direction of the second arm 103, the turret 107 is hinged to the turntable 106, the pusher 300 is mounted on the turret 107, a hinge axis between the turret 107 and the turntable 106 is perpendicular to the rotation axis of the turntable 106, and the driving cylinder 108 is hinged between the turntable 106 and the turret 107 for controlling the turret 107 to rotate. Furthermore, in addition to controlling the rotation of the rotary table 106, the driving oil cylinder 108 can be operated to control the rotation of the rotary frame 107 relative to the rotary table 106, the hinge axis between the rotary frame 107 and the rotary table 106 is perpendicular to the rotation axis of the rotary table 106, and the propeller 300 is arranged on the rotary frame 107, so that the drilling angle can be adjusted more finely, and the practicability is better. It should be noted that a rotary support 112 may be provided between the turntable 106 and the second arm 103, and the turntable 106 may be adjusted in rotation by the rotary support 112, for example, an inner ring of the rotary support 112 may be connected to the second arm 103, an outer ring of the rotary support 112 may be connected to the turntable 106, and a driving mechanism for controlling rotation of the outer ring may be provided between the second arm 103 and the outer ring. Of course, the second arm 103 may be provided with an installation shaft that can be rotationally adjusted, and the turntable 106 may be provided on the installation shaft. It will be appreciated that to enable a more fine adjustment of the drilling angle, the drill rods on the pusher 300 are not parallel to the axis of rotation of the turret 107, for example may be perpendicular to the axis of rotation of the turret 107.

In some embodiments of the present invention, as shown in fig. 8, the turret 107 is provided with a slide rail for slidably mounting the thruster 300, the length direction of which is perpendicular to the hinge axis between the turret 107 and the turntable 106, and a compensation cylinder 113 for controlling the sliding of the thruster 300. The compensation oil cylinder 113 is arranged between the rotating frame 107 and the propeller 300 and can be parallel to the sliding rail, and the compensation oil cylinder 113 is started, so that the propeller 300 can be controlled to slide and adjust, and the drilling position can be adjusted more finely.

In some embodiments of the present invention, as shown in fig. 1 and 10, pipe handling mechanism 500 is slidably adjustably mounted on boom 101 along the length of boom 101. And then the scope that drilling rod handling mechanism 500 removed is great, and is more convenient when carrying the drilling rod.

In some embodiments of the present invention, as shown in fig. 10, the drill rod handling mechanism 500 includes a slide table 501, and a robot, wherein the slide table 501 is slidably and adjustably mounted on the drill arm 101 along the length direction of the drill arm 101, the robot is disposed on the slide table 501, and the end of the robot is provided with a handling clamping jaw 510 for clamping a drill rod. Slip table 501, can control the manipulator and remove, the manipulator can control the drilling rod through carrying clamping jaw 510 and remove to carry the drilling rod, convenient operation, labour saving and time saving. It should be noted that the drill boom 101 may be provided with a guide structure such as a guide rail or a sliding chute along the length direction, and the sliding table 501 is slidably mounted on the guide structure. The drill rod transfer mechanism 500 may have another structure, for example, a gripper directly provided on the boom 101, or a slide table 501 slidably provided on the boom 101, and the slide table 501 may be provided with a placement groove for placing a drill rod, and may be configured to transfer a drill rod by placing a drill rod on the placement groove and then sliding the slide table 501. The driving direction of the sliding table 501 is various, for example, the drill boom 101 may be provided with a rack along the length direction, the sliding table 501 rotates a gear provided with a meshing rack, the sliding table 501 is provided with a driving motor in transmission connection with the gear, the driving motor is started, the gear can be controlled to rotate, and the gear is meshed with the rack, so that the sliding table 501 can be driven to slide. Of course, the sliding of the sliding table 501 may also be controlled by an oil cylinder or a motor screw mechanism.

In some embodiments of the present invention, as shown in fig. 10, two ends of the sliding table 501 are provided with a box 512, a winding roll is rotatably disposed in the box 512, the winding roll extends along the width direction of the drill boom 101, a dustproof cloth is wound on the winding roll, the box 512 is provided with a recess for the dustproof cloth to pass through, the drill boom 101 is connected to one end of the two dustproof cloths, which is far away from the winding roll, at a position outside two ends of the guiding structure, and when the sliding table 501 slides, the dustproof cloth can be correspondingly unwound from the winding roll or wound on the winding roll. Dustproof cloth can reduce the dust adhesion on guide structure, not only can make slip table 501 slide comparatively smoothly, can reduce the wearing and tearing between slip table 501 and the guide structure moreover. The box body 512 plays a role in protection, and prevents the dustproof cloth rolled on the take-up roll from being exposed outside all the time and being damaged.

In some embodiments of the present invention, as shown in fig. 10, the robot includes a first tilt cylinder 502, a second tilt cylinder 504, a third tilt cylinder 506 and a fourth tilt cylinder 508, the first tilt cylinder 502 is provided on the slide table 501, the output shaft of the first tilt cylinder 502 is provided with a first joint arm 503, the second tilt cylinder 504 is provided on the first joint arm 503, the output shaft of the second tilt cylinder 504 is perpendicular to the output shaft of the first tilt cylinder 502, the output shaft of the second tilt cylinder 504 is provided with a second joint arm 505, the third tilt cylinder 506 is provided on the second joint arm 505, the output shaft of the third tilt cylinder 506 is perpendicular to the output shaft of the second tilt cylinder 504, the output shaft of the third tilt cylinder 506 is provided with a third joint arm 507, the fourth tilt cylinder 508 is provided on the third joint arm 507, the output shaft of the fourth tilt cylinder 508 is perpendicular to the output shaft of the third tilt cylinder 506, the output shaft of the fourth tilt cylinder 508 is provided with a fourth joint arm 509, and the conveying clamping jaw 510 is provided on the fourth joint arm 509. And then the transport clamping jaw 510 can move towards a plurality of directions, and the scope of removal regulation is big moreover, adjusts more meticulously to the effect of transport drilling rod is better. In addition, the carrying clamping jaw 510 may include two V-shaped clamping plates rotatably mounted on the fourth joint arm 509, an openable clamping space is formed between the two V-shaped clamping plates, the two V-shaped clamping plates are matched to clamp the drill rod, the fourth joint arm 509 may be provided with a clamping jaw cylinder 511, a piston rod of the clamping jaw cylinder 511 is connected with the two V-shaped clamping plates to control the two V-shaped clamping plates to rotate simultaneously, an extension line of a piston rod of the clamping jaw cylinder 511 intersects with an extension line of an output shaft of the third tilt cylinder 506, and a piston rod of the clamping jaw cylinder 511 may be coaxial with the output shaft of the third tilt cylinder 506 during the rotation of the clamping jaw cylinder 511 along with the fourth joint arm 509. Furthermore, the moving range of the carrying clamping jaw 510 is larger, when the piston rod of the clamping jaw oil cylinder 511 is coaxial with the output shaft of the third tilt cylinder 506, the third tilt cylinder 506 is started, the clamping jaw oil cylinder 511 can be driven to rotate, the clamping direction of the carrying clamping jaw 510 can be adjusted by 360 degrees, meanwhile, the fourth tilt cylinder 508 is started, the clamping angle of the carrying clamping jaw 510 can be adjusted finely, and the drill rod carrying mechanism 500 can carry a drill rod more conveniently.

In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means 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 invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A drilling rig, comprising:

the temporary drill rod arranging mechanism comprises a plurality of clamps arranged on the propeller, each clamp comprises an installation seat arranged on the propeller and two clamping arms rotatably arranged on the installation seat, and a second clamping space is formed between one ends of the two clamping arms; a first positioning arc surface is arranged on one side, close to the second clamping space, of the mounting seat, and a positioning plate capable of being movably adjusted is arranged on the mounting seat, wherein the moving and adjusting direction of the positioning plate is in the radial direction of a drill rod clamped on the clamp, a second positioning arc surface is arranged on one side, close to the second clamping space, of the positioning plate, and the first positioning arc surface and the second positioning arc surface are respectively matched with the outer side walls of the drill rods with different diameters;

2. The drilling rig of claim 1, wherein the rod handling mechanism comprises:

the rotating shaft is arranged on the propeller, is positioned on one side of the moving path of the power head and is parallel to the rotating axis of the power head;

the connecting and disassembling clamping jaws are arranged on the rotating shaft and used for clamping a drill rod;

and in the process that the clamping jaw moves around the axis of the rotating shaft, the clamping jaw drives the drill rod to move to the moving path of the power head and to be aligned with the power head.

3. The drilling machine of claim 2, wherein the gripper grips a drill rod that is positioned within the pick-and-place jaw when the pick-and-place jaw is moved to a set position about the axis of the shaft.

4. The drilling machine as claimed in claim 3, wherein the loading and unloading jaw has a first clamping space having a first opening for the entry and exit of the drill rod, the first opening is located at the front end or the rear end of the moving direction of the first clamping space when the first clamping space moves around the axis of the rotating shaft, the second clamping space of the clamp has a second opening for the entry and exit of the drill rod, and the second opening is located on the path of the drill rod clamped by the loading and unloading jaw moving around the axis of the rotating shaft.

5. The drilling machine as claimed in claim 3, characterized in that a spring is provided between the other ends of the two clamping arms for keeping the ends of the two clamping arms remote from the spring in a mutually approached condition.

6. The drilling machine as claimed in claim 5, characterized in that the mounting base is provided with a limiting member on a side of the clamping arm facing away from the elastic member, the two limiting members can be adjusted in a moving manner in a direction approaching or separating from each other, and the limiting members are used for abutting against the clamping arm.

7. The drilling rig according to any one of claims 1 to 6, wherein the drill boom comprises:

the first arm is hinged with the machine body, and a second arm is arranged on the first arm in a sliding manner along the length direction;

the first mounting frame is rotatably mounted on the second arm, and the propeller is arranged on the first mounting frame;

and the adjusting oil cylinder is hinged between the machine body and the first arm and is used for controlling the first arm to rotate.

8. The drilling rig of claim 7, wherein the first mounting bracket comprises:

the rotary table is rotatably arranged on the second arm, and the rotation axis of the rotary table is parallel to the sliding direction of the second arm;

the rotating frame is hinged with the rotary table, a hinge axis between the rotating frame and the rotary table is perpendicular to a rotating axis of the rotary table, and the propeller is arranged on the rotating frame;

and the driving oil cylinder is hinged between the rotary table and the rotating frame and is used for controlling the rotating frame to rotate.