CN114293939A - Core drilling machine - Google Patents
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- CN114293939A CN114293939A CN202111638962.6A CN202111638962A CN114293939A CN 114293939 A CN114293939 A CN 114293939A CN 202111638962 A CN202111638962 A CN 202111638962A CN 114293939 A CN114293939 A CN 114293939A
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Abstract
The invention provides a core drilling machine, which belongs to the technical field of drilling machinery and comprises a drill floor module, a drilling machine main body module and a driller control system, wherein the drilling machine main body module is fixedly connected to the ground of a construction site to be explored and is close to the drill floor module, the drilling machine main body module has two states of vertical and horizontal placement, the drilling machine main body module can be connected to the upper end of the drill floor module when in the vertical state, the drilling machine main body module is connected with a drill rod and is used for exploring uranium ore coring and rope drilling tool construction, an avoiding space suitable for avoiding the drilling of the drilling machine main body module is arranged on the drill floor module, the drilling machine main body module adopts electric top drive drilling, and the driller control system is arranged on the drill floor module and is suitable for controlling the operation of the drilling machine main body module. The core drilling machine provided by the invention has the technical effects of high automation degree in uranium ore exploration and later-stage rope drilling tool construction, high drilling power in an electric top drive mode, reduced labor intensity, improved working efficiency and high drilling rotating speed, and is suitable for drilling hard rock ore.
Description
Technical Field
The invention belongs to the technical field of drilling machinery, and particularly relates to a core drilling machine.
Background
Uranium ore is a hazardous mineral with radioactive rays, the mineral raw material from which uranium can be extracted, it can be used in the nuclear industry, including military (nuclear bombs) and civil (nuclear power plants), and radium and other rare elements can also be extracted from it. With the continuous development of nuclear power industry, the demand of China for natural uranium is continuously increased. For mineral resource exploration, particularly for hard rock exploration such as granite and volcanic rock, the quality of drilling equipment directly influences the exploration efficiency.
The exploration drilling machine in the prior art has low automation degree, high drilling labor intensity and low working efficiency when uranium exploration ore coring and later-stage rope drilling tool construction are carried out; the requirements of two processes of ordinary drilling and rope drilling tool construction cannot be met; the drilling machine has insufficient power, low rotating speed and small torque; for some hard rock mines, the drill speed is reduced when the hole depth reaches four to five hundred meters.
Disclosure of Invention
The invention aims to provide a core drilling machine, and aims to solve the technical problems of low automation degree and low power in the process of uranium ore coring by using the conventional drilling machine and later-stage rope drilling tool construction.
In order to achieve the purpose, the invention adopts the technical scheme that: there is provided a core drilling machine comprising:
the drill floor module is fixedly connected to the construction site to be explored;
the drilling machine main body module is fixedly connected to a construction site to be explored and is close to the drill floor module, the drilling machine main body module has an upright state and a flat state and can be switched between the two states, the drilling machine main body module can be connected to the upper end of the drill floor module when in the upright state, the drilling machine main body module is connected with a drill rod and is used for uranium ore exploration coring and rope drilling tool construction, an avoidance space suitable for avoiding the drilling of the drilling machine main body module is arranged on the drill floor module, and the drilling machine main body module adopts electric top drive drilling; and
and the driller control system is arranged on the drill floor module and is suitable for controlling the operation of the drilling machine main body module.
In one possible implementation, the drill floor module includes:
the driller control system is arranged at the upper end of the stand platform;
the stand box is connected to the upper end of the stand platform and used for placing a drill rod, and anti-skid grains suitable for preventing the drill rod from skidding are arranged on the stand box;
the ramp is connected to the side part of the stand platform and used for discharging drill rods;
the two inclined ladders are connected to the side parts of the vertical root table and used for drillers to get on and off the vertical root table; and
and the drilling tool screwing and unscrewing system is connected to the upper end of the stand platform, is used for being fixedly connected with the drilling machine main body module when the drilling machine main body module is in an upright state, and can be switched to be in a flat state after being detached and separated from the drilling machine main body module.
In one possible implementation, the drill body module includes:
the derrick is vertical;
the crown block comprises three groups of pulleys which are uniformly distributed on the upper part of the derrick, and the pulleys are used for guiding the ropes;
the direct-drive power head is connected to the middle part of the derrick, is connected with a drill rod, is used for electric top drive drilling and is used for providing power for drilling of the drill rod;
the manipulator system is connected to the middle part of the derrick, can move in a three-dimensional space and is used for moving the drill rod in a linear direction;
the direct-drive winch is connected to the lower part of the derrick, a steel wire rope connected with the crown block is wound on the direct-drive winch, and the direct-drive winch is used for taking and running drilling tool construction;
the hydraulic system is connected to the lower part of the derrick, positioned behind the direct-drive winch and used for providing a hydraulic source for hydraulic oil for the core drilling machine;
the electric control power distribution system is connected to the lower part of the derrick, is positioned behind the hydraulic system and is a processing unit for the operation of the core drilling machine; and
and the direct-drive slurry pump is connected to the lower part of the derrick, is positioned behind the electric control power distribution system and is used for discharging slurry generated in the drilling process.
In a possible implementation mode, the drilling machine main body module further comprises a drilling machine background connected to a construction site to be explored, one side of the lower end of the derrick is hinged to the upper portion of one end of the drilling machine background, the derrick can rotate around the hinged portion and can be in an upright state or a flat state after rotating, the other side of the lower end of the derrick is used for being connected with the drill floor module, and the direct-drive winch, the hydraulic system, the electric control power distribution system and the direct-drive slurry pump are all arranged on the drilling machine background.
In a possible implementation manner, a plurality of ejector rods are connected to the upper end of the background of the drilling machine, the ejector ends of the ejector rods are connected with the side part of the derrick, and the ejector rods are used for ejecting the derrick to rotate.
In a possible implementation mode, a driller room, a pipe twisting machine and an operation box are arranged on the stand, the pipe twisting machine is used for twisting and disassembling a drill rod during the construction of the drilling tool, and the drill floor module and the drilling machine main body module are of detachable combined structures.
In a possible implementation mode, the derrick is a two-section sleeved mast derrick, the derrick is internally nested with a lifting device used for driving the direct-drive power head to lift, the derrick is further provided with a guide rail, an oil cylinder and a second-layer platform, the direct-drive power head is arranged on the guide rail to slide and lift, the oil cylinder is used for providing power for the lifting device, the second-layer platform is used for placing a stand, and the direct-drive power head can be pressurized and drilled with the help of the lifting device after a drill rod is driven by the drill rod.
In one possible implementation, the core drilling machine further comprises a remote monitoring system, the remote control system is in wireless communication connection with the driller control system and can perform video conversation with each other, and the remote control system is suitable for controlling the operation of the drilling machine main body module.
In one possible implementation mode, the direct-drive power head adopts a rare earth permanent magnet synchronous variable frequency direct-drive motor as power, and adopts a water cooling mode for cooling, and the direct-drive power head and the direct-drive winch alternately operate; the direct-drive winch adopts a permanent magnet synchronous variable frequency direct-drive motor as power, and the direct-drive slurry pump adopts a rare earth permanent magnet synchronous variable frequency direct-drive motor as power;
the core drilling machine adopts two combined operation modes of hydraulic drilling and lifting of the direct-drive winch, and the lifting device is used for hydraulically pushing the direct-drive power head to drill so as to realize three drilling modes of pressurized drilling, reduced pressure drilling and floating drilling; when the underground accident is processed, the drilling tool is lifted by means of the direct-drive winch or the traveling block in linkage mode.
In a possible implementation manner, a lifter is arranged on the stand, the bottom of the driller room is connected to the lifter, and the lifter is used for pushing the driller room to lift.
The core drilling machine provided by the invention has the beneficial effects that: compared with the prior art, the core drilling machine comprises a drill floor module, a drilling machine main body module and a driller control system, wherein the drill floor module is fixedly connected to the construction site to be explored; the drilling machine main body module is fixedly connected to the ground of a construction site to be explored and is close to the drill floor module, the drilling machine main body module has an upright state and a flat state and can be switched between the two states, the drilling machine main body module can be connected to the upper end of the drill floor module when in the upright state, the drilling machine main body module is connected with a drill rod and is used for uranium ore exploration coring and rope drilling tool construction, an avoidance space suitable for avoiding the drilling of the drilling machine main body module is arranged on the drill floor module, the drilling machine main body module adopts electric top drive drilling, a driller control system is arranged on the drill floor module and is suitable for controlling the operation of the drilling machine main body module, the technical problems that the automation degree is low and the power is low when the existing drilling machine is used for uranium ore exploration coring and later rope drilling tool construction are solved, the automation degree is high when the uranium ore exploration and the later rope drilling tool construction are carried out, the drilling power is high in the electric top drive mode, and the labor intensity is reduced, the working efficiency is improved, the drilling rotating speed is high, and the drilling device is suitable for the technical effect of drilling hard rock ores.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural elevation view of a core drilling machine according to an embodiment of the present disclosure;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a schematic plan view of a core drilling machine according to an embodiment of the present disclosure;
FIG. 4 is a schematic block diagram of a drill body of a core drill according to an embodiment of the present disclosure;
fig. 5 is a schematic structural diagram of a drill floor module of a core drilling machine according to an embodiment of the present disclosure.
Description of reference numerals:
1. a drill floor module; 11. a stand table; 12. setting up a root box; 13. a ramp; 14. an inclined ladder; 15. a drilling tool unscrewing system; 2. a drill body module; 21. a derrick; 22. a crown block; 23. directly driving the power head; 24. a manipulator system; 25. directly driving a winch; 26. a hydraulic system; 27. an electrically controlled power distribution system; 28. directly driving a slurry pump; 29. a drilling machine background; 3. a driller control system; 4. and pushing the rod.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 to 5 together, a core drilling machine according to the present invention will now be described. The core drilling machine comprises a drill floor module 1, a drilling machine main body module 2 and a driller control system 3, wherein the drill floor module 1 is fixedly connected to the construction site to be explored; the drilling machine main body module 2 is fixedly connected to a construction site to be explored and is close to the drill floor module 1, the drilling machine main body module 2 has an upright state and a flat state and can be switched between the two states, the drilling machine main body module 2 can be connected to the upper end of the drill floor module 1 when being in the upright state, the drilling machine main body module 2 is connected with a drill rod and is used for uranium ore exploration coring and rope drilling tool construction, an avoidance space suitable for avoiding the drilling of the drilling machine main body module 2 is arranged on the drill floor module 1, and the drilling machine main body module 2 adopts electric top drive drilling; the driller control system 3 is arranged on the drill floor module 1 and is suitable for controlling the operation of the drill body module 2.
Compared with the prior art, the core drilling machine provided by the invention has the advantages that the drill floor module 1 is fixedly connected to the construction site to be explored; the drilling machine main body module 2 is fixedly connected to a construction site to be explored and is close to the drill floor module 1, the drilling machine main body module 2 has two states of vertical and horizontal placement and can be switched between the two states, the drilling machine main body module 2 can be connected to the upper end of the drill floor module 1 when in the vertical state, the drilling machine main body module 2 is connected with a drill rod and is used for uranium ore exploration coring and rope drilling tool construction, an avoiding space suitable for avoiding the drilling of the drilling machine main body module 2 is arranged on the drill floor module 1, the drilling machine main body module 2 adopts electric top drive drilling, the driller control system 3 is arranged on the drill floor module 1 and is suitable for controlling the operation of the drilling machine main body module 2, the technical problems of low automation degree and low power in the uranium ore exploration and later rope drilling tool construction of the existing drilling machine are solved, the automation degree is high in the uranium ore exploration and later rope drilling tool construction, the drilling power is high in the electric top drive mode, the labor intensity is reduced, the working efficiency is improved, the drilling rotating speed is high, and the drilling tool is suitable for drilling hard rock ores.
In some embodiments, referring to fig. 1 to 5, the drill floor module 1 includes a stand 11, a stand box 12, a ramp 13, two ramps 14, and a drill screwing and unscrewing system 15, and the driller control system 3 is disposed at the upper end of the stand 11; the stand box 12 is connected to the upper end of the stand platform 11 and used for placing a drill rod, and anti-skid lines suitable for skid resistance of the drill rod are arranged on the stand box 12; the ramp 13 is connected to the side of the stand 11 and used for discharging drill rods; the two inclined ladders 14 are connected to the side parts of the vertical root table 11 and used for drillers to go up and down the vertical root table 11; the drilling tool screwing and unscrewing system 15 is connected to the upper end of the stand platform 11, the drilling tool screwing and unscrewing system 15 is used for being fixedly connected with the drilling machine main body module 2 when the drilling machine main body module 2 is in an upright state, and after the drilling tool screwing and unscrewing system 15 is detached and separated from the drilling machine main body module 2, the drilling machine main body module 2 can be switched to be in a flat state.
Specifically, the setback box 12 is integrally made of a nylon plate, and has the advantages of long service life, skid resistance, self-lubrication and the like. Compared with the traditional hydraulic pipe twisting machine, the drilling tool screwing and unscrewing system 15 has the advantages that a thread rolling device is omitted, screwing and unscrewing efficiency is improved, a sealing structure is improved, slurry is prevented from entering the interior of the pipe twisting machine, and the service life is greatly prolonged.
In a possible implementation manner, the drilling machine main body module 2 comprises a derrick 21, a crown block 22, a direct-drive power head 23, a manipulator system 24, a direct-drive winch 25, a hydraulic system 26, an electric control power distribution system 27 and a direct-drive slurry pump 28, wherein the derrick 21 is vertically arranged; the crown block 22 comprises three groups of pulleys which are uniformly distributed at the upper part of the derrick 21 and used for guiding a rope; the direct-drive power head 23 is connected to the middle part of the derrick 21, and a drill rod is connected to the direct-drive power head 23, is used for electric top drive drilling and is used for providing power for drilling of the drill rod; the manipulator system 24 is connected to the middle part of the derrick 21, the manipulator system 24 can move in a three-dimensional space and is used for moving a drill rod in a linear direction, and people on a racking platform are not needed in normal drilling; the direct-drive winch 25 is connected to the lower part of the derrick 21, a steel wire rope connected with the crown block 22 is wound on the direct-drive winch 25, and the direct-drive winch 25 is used for drilling and tripping; the hydraulic system 26 is connected to the lower part of the derrick 21 and is positioned behind the direct-drive winch 25 and used for providing a hydraulic source for hydraulic oil for the core drilling machine; the electric control power distribution system 27 is connected to the lower part of the derrick 21, is positioned behind the hydraulic system 26 and is a processing unit for the operation of the core drilling machine; a direct drive mud pump 28 is connected to the lower portion of the derrick 21 and behind the electronically controlled power distribution system 27 for discharging mud generated during drilling. The drilling tool screwing and unscrewing system 15, the manipulator system 24, the electric control power distribution system 27 and the direct-drive slurry pump 28 are all products in the prior art, and can realize corresponding actions.
Specifically, after the direct-drive winch 25 is used, the transmission of an intermediate gearbox and a transmission belt are eliminated, and the efficiency is improved by 10%. The characteristic of high torque of the direct drive motor at low speed ensures the lifting capacity of the winch. Especially, the winch can still output rated tension at zero speed, and has great significance for treating the underground drilling tool accidents.
Specifically, the hydraulic system 26 employs hydraulic bit feeding, and can implement three drilling modes of pressurized drilling, reduced pressure drilling, and floating drilling. When the underground accident is processed, the drilling tool can be lifted by the lifting oil cylinder and can be also lifted by being linked with the traveling block, so that the capability of processing the underground drilling tool accident is enhanced.
Specifically, the rotor of the motor of the direct-drive slurry pump 28 is made of rare earth permanent magnet material, excitation is not needed, and the operation is stable and reliable; the pump head is integrally forged in an L shape, so that the advantage of convenient replacement of easily-damaged parts is retained, the pressure resistance safety of the pump head is improved, casting air holes and sand holes are eliminated, and the phenomena of water leakage and cylinder sticking are avoided; and a post-cylinder sleeve structure is adopted, so that the assembly and disassembly are very convenient.
The driller control system 3 realizes human-computer interface control, obviously reduces the labor intensity of the driller and simultaneously realizes the miniaturization and the intellectualization of the driller control.
In a possible implementation manner, the drilling machine main body module 2 further comprises a drilling machine background 29 connected to a construction site to be explored, one side of the lower end of the derrick 21 is hinged to the upper portion of one end of the drilling machine background 29, the derrick 21 can rotate around the hinged portion and can be in an upright state or a flat state after rotating, the other side of the lower end of the derrick 21 is used for being connected with the drilling platform module 1, and the direct-drive winch 25, the hydraulic system 26, the electric control power distribution system 27 and the direct-drive slurry pump 28 are all arranged on the drilling machine background 29. The rig floor 29 is intended to be supported on the ground at the same height as the drill floor module 1. It will be appreciated that the drill floor module 1 acts as a support for the derrick 21, increasing stability and preventing instability during drilling.
In a possible implementation mode, a plurality of ejector rods 4 are connected to the upper end of the drilling machine background 29, the ejector ends of the ejector rods 4 are connected with the side part of the derrick 21, and the ejector rods 4 are used for ejecting the derrick 21 to rotate. The ejector rod 4 is a hydraulic push rod or a hydraulic telescopic cylinder and is communicated with the hydraulic system 16 through a pipeline, the hydraulic system 26 provides hydraulic power to the ejector rod 4, the ejector rod 4 can be stretched, and the rotating angle of the derrick 21 is further adjusted. Normally, the rotation angle of the derrick 21 is 0 to 90 °, and the switching operation between the standing state and the lying state is realized by the extension and contraction of the ejector 4. In the present embodiment, the number of the ejector pins 4 is 2.
In a possible implementation mode, a driller room, a pipe screwing machine and an operation box are arranged on the stand 11, the pipe screwing machine is used for screwing and unscrewing a drill rod during the construction of the drilling tool, and the drill floor module 1 and the drilling machine main body module 2 are both of a detachable combined structure. The driller room, the pipe twisting machine and the operation box are all products in the prior art, and the functions realized by the driller room, the pipe twisting machine and the operation box can be the same as those in the prior art, and are not described in detail herein. The detachable combined structure can be integrally lifted and transported, two modules can be respectively detached in long-distance transportation, and the detachable combined structure can be transported in a split manner, so that the transportation requirements of highways and railways are met. The drilling machine adopts a digital detection technology, and can remotely monitor, store and remotely transmit data such as hole depth, drill bit position, hook load, drilling pressure, traveling block height, pumping pressure, pumping quantity, rotating speed, torque and the like in real time.
In order to realize the lifting of the direct-drive power head 23 and drive the drilling of a drill rod, in a possible implementation mode, the derrick 21 is a two-section sleeved mast derrick 21, a lifting device used for driving the direct-drive power head 23 to lift is nested in the derrick 21, the derrick 21 is also provided with a guide rail, an oil cylinder and a two-layer platform, the direct-drive power head 23 slides and lifts on the guide rail, the oil cylinder is used for providing power for the lifting device, the two-layer platform is used for placing a stand, and the direct-drive power head 3 can drive the drill rod to drill by means of the lifting device under pressure after drilling. The lifting device is pushed by the oil cylinder, the direct-drive power head 23 is pushed by the lifting device, the direct-drive power head 23 pushes the drill rod to drill, the oil cylinder is communicated with the hydraulic system 26 through a pipeline, and the hydraulic system 26 is used for pumping hydraulic oil to the oil cylinder and providing driving power. Firstly, the direct-drive power head 3 drives the drill rod to drill, and the direct-drive power head 3 is driven by the lifting device to continue drilling at the later stage, so that two operation modes of electric drilling and hydraulic drilling are realized, the pressurizing and depressurizing functions in the electric top-drive drilling process can be realized, the advantages of the electric direct-drive winch 25 can be fully played during the drilling tool construction, and the drilling tool construction efficiency is greatly improved.
Specifically, the lifting device may be a lifting push rod or a hydraulic push rod in the prior art, or may be directly communicated with the hydraulic system 26, and hydraulic oil and power are supplied to the lifting device through the hydraulic system 26, and at this time, cylinder driving may not be used.
In order to enable remote control and video communication of the core drilling machine, in one possible implementation, the core drilling machine further comprises a remote monitoring system (not shown in the figures), the remote control system is in wireless communication connection with the driller control system 3 and can perform video communication with each other, and the remote control system is adapted to control the operation of the drilling machine main body module 2. The remote monitoring system comprises a mobile terminal, the mobile terminal and the driller control system 3 can realize wireless communication connection through networks such as 4G and the like, and the action process of the drilling machine and the remote control of the drilling machine can be seen on the mobile terminal.
In one possible implementation mode, the direct-drive power head 23 adopts a rare earth permanent magnet synchronous variable frequency direct-drive motor as power, and adopts a water cooling mode for cooling, and the direct-drive power head 23 and the direct-drive winch 25 alternately operate; the direct-drive winch 25 adopts a permanent magnet synchronous variable frequency direct-drive motor as power, and the direct-drive slurry pump 28 adopts a rare earth permanent magnet synchronous variable frequency direct-drive motor as power. The drilling mode of the invention adopts electric and direct drive technologies, and can realize the technical effects of safety, high efficiency and intelligence. The core drilling machine integrates mechanical, electrical, hydraulic and digital technologies, realizes the automation of single joint connection action, and reserves a two-layer platform unmanned operation interface. After the drilling machine is scaled, the remote transmission of drilling machine parameters and video communication can be realized, the remote monitoring of the drilling machine is realized, the failure rate of the drilling machine is reduced, the production efficiency is improved, and finally the intelligent drilling machine is perfected. The invention relates to a newly designed XD-10DK modular electric top drive drilling machine, which meets various requirements of general drilling coring and later-stage rope coring construction for exploration uranium ores.
After the direct-drive power head 23 is adopted, a high-fault gear box structure is eliminated, and the fault rate of equipment is greatly reduced; the opening and closing function is achieved, two line operations of drilling and tripping are achieved, controllability of drilling operation is guaranteed, and tripping efficiency is guaranteed.
In a possible realization, a lifter is arranged on the stand 11, the bottom of the driller room is connected with the lifter, and the lifter is used for pushing the driller room to lift. The lifter is one of the lifters in the prior art, generally adopts a hydraulic lifting mode, uses hydraulic driving action, is communicated with a hydraulic system 26 through a pipeline, and can lift by pumping hydraulic oil into the lifter.
The drilling machine adopts two operation modes of hydraulic drilling and winch lifting, and can realize the functions of pressurization and pressure reduction in the top drive drilling process; and when the drilling tool is tripped, the advantages of the electric winch are fully exerted, and the tripping efficiency is greatly improved. The drill floor module 1 has an integral structure, and the storage and the transportation are jointly completed by taking a stand platform as a whole, so that the storage and transportation space can be effectively saved, and the storage and transportation cost is reduced; the driller room can be lifted up and down through the lifting of the lifter, and the whole lifting process is safe, rapid and stable.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A core drilling machine, comprising:
the drill floor module is fixedly connected to the construction site to be explored;
the drilling machine main body module is fixedly connected to a construction site to be explored and is close to the drill floor module, the drilling machine main body module has an upright state and a flat state and can be switched between the two states, the drilling machine main body module can be connected to the upper end of the drill floor module when in the upright state, the drilling machine main body module is connected with a drill rod and is used for uranium ore exploration coring and rope drilling tool construction, an avoidance space suitable for avoiding the drilling of the drilling machine main body module is arranged on the drill floor module, and the drilling machine main body module adopts electric top drive drilling; and
and the driller control system is arranged on the drill floor module and is suitable for controlling the operation of the drilling machine main body module.
2. Core drilling machine according to claim 1, characterized in that the drill floor module comprises:
the driller control system is arranged at the upper end of the stand platform;
the stand box is connected to the upper end of the stand platform and used for placing a drill rod, and anti-skid grains suitable for preventing the drill rod from skidding are arranged on the stand box;
the ramp is connected to the side part of the stand platform and used for discharging drill rods;
the two inclined ladders are connected to the side parts of the vertical root table and used for drillers to get on and off the vertical root table; and
and the drilling tool screwing and unscrewing system is connected to the upper end of the stand platform, is used for being fixedly connected with the drilling machine main body module when the drilling machine main body module is in an upright state, and can be switched to be in a flat state after being detached and separated from the drilling machine main body module.
3. Core drilling machine according to claim 1, characterized in that the drilling machine body module comprises:
the derrick is vertical;
the crown block comprises three groups of pulleys which are uniformly distributed on the upper part of the derrick, and the pulleys are used for guiding the ropes;
the direct-drive power head is connected to the middle part of the derrick, is connected with a drill rod, is used for electric top drive drilling and is used for providing power for drilling of the drill rod;
the manipulator system is connected to the middle part of the derrick, can move in a three-dimensional space and is used for moving the drill rod in a linear direction;
the direct-drive winch is connected to the lower part of the derrick, a steel wire rope connected with the crown block is wound on the direct-drive winch, and the direct-drive winch is used for taking out and putting down drilling tool construction;
the hydraulic system is connected to the lower part of the derrick, positioned behind the direct-drive winch and used for providing a hydraulic source for hydraulic oil for the core drilling machine;
the electric control power distribution system is connected to the lower part of the derrick, is positioned behind the hydraulic system and is a processing unit for the operation of the core drilling machine; and
and the direct-drive slurry pump is connected to the lower part of the derrick, is positioned behind the electric control power distribution system and is used for discharging slurry generated in the drilling process.
4. The core drilling machine as claimed in claim 3, further comprising a drilling machine background connected to a construction site to be explored, wherein one side of the lower end of the derrick is hinged to the upper portion of one end of the drilling machine background, the derrick can rotate around the hinged position and can be in an upright state or a flat state after rotating, the other side of the lower end of the derrick is used for being connected with the drill floor module, and the direct-drive winch, the hydraulic system, the electric control power distribution system and the direct-drive slurry pump are all arranged on the drilling machine background.
5. The core drilling machine as claimed in claim 4, wherein a plurality of ejector rods are connected to the upper end of the back of the drilling machine, the ejector rods are connected with the side of the derrick at the top ends, and the ejector rods are used for ejecting the derrick to rotate.
6. The core drilling machine as claimed in claim 2, wherein a drilling room, a pipe screwing machine and an operation box are arranged on the stand, the pipe screwing machine is used for screwing and unscrewing a drill rod during the construction of the drilling tool, and the drill floor module and the drilling machine main body module are of a detachable combined structure.
7. The core drilling machine as claimed in claim 3, wherein the derrick is a two-section sleeved mast derrick, a lifting device for driving the direct-drive power head to lift is nested in the derrick, a guide rail, an oil cylinder and a second floor platform are further arranged on the derrick, the direct-drive power head slides and lifts on the guide rail, the oil cylinder is used for providing power for the lifting device, the second floor platform is used for placing vertical roots, and the direct-drive power head can drive a drill rod to drill under pressure by means of the lifting device after drilling.
8. Core drilling machine according to claim 1, characterized in that the core drilling machine further comprises a remote monitoring system, which is in wireless communication with the driller control system and is capable of video dialogue with each other, said remote control system being adapted to control the operation of the drilling machine body modules.
9. The core drilling machine as claimed in claim 7, wherein the direct drive power head uses a rare earth permanent magnet synchronous variable frequency direct drive motor as power, and is cooled by a water cooling mode, and the direct drive power head and the direct drive winch alternately operate; the direct-drive winch adopts a permanent magnet synchronous variable frequency direct-drive motor as power, and the direct-drive slurry pump adopts a rare earth permanent magnet synchronous variable frequency direct-drive motor as power;
the core drilling machine adopts two combined operation modes of hydraulic drilling and lifting of the direct-drive winch, and the lifting device is used for hydraulically pushing the direct-drive power head to drill so as to realize three drilling modes of pressurized drilling, reduced pressure drilling and floating drilling; when the underground accident is processed, the drilling tool is lifted by means of the direct-drive winch or the traveling block in linkage mode.
10. Core drilling machine according to claim 6, characterized in that a lifter is arranged on the stand, the bottom of the driller's cabin being connected to the lifter, the lifter being adapted to push the driller's cabin up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111638962.6A CN114293939B (en) | 2021-12-29 | 2021-12-29 | Core drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111638962.6A CN114293939B (en) | 2021-12-29 | 2021-12-29 | Core drilling machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114293939A true CN114293939A (en) | 2022-04-08 |
| CN114293939B CN114293939B (en) | 2023-09-12 |
Family
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| CN109296310A (en) * | 2018-11-21 | 2019-02-01 | 梁立明 | Core top direct drive type drilling device |
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| CN114293939B (en) | 2023-09-12 |
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