CN116816254B - Ore exploitation rock stratum drilling equipment - Google Patents
Ore exploitation rock stratum drilling equipment Download PDFInfo
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- CN116816254B CN116816254B CN202311090782.8A CN202311090782A CN116816254B CN 116816254 B CN116816254 B CN 116816254B CN 202311090782 A CN202311090782 A CN 202311090782A CN 116816254 B CN116816254 B CN 116816254B
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- 238000005553 drilling Methods 0.000 title claims abstract description 72
- 239000011435 rock Substances 0.000 title abstract description 34
- 230000007246 mechanism Effects 0.000 claims abstract description 40
- 230000017525 heat dissipation Effects 0.000 claims abstract description 19
- 238000001816 cooling Methods 0.000 claims description 40
- 238000000034 method Methods 0.000 claims description 32
- 238000005065 mining Methods 0.000 claims description 17
- 230000000087 stabilizing effect Effects 0.000 claims description 8
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 239000011295 pitch Substances 0.000 claims description 3
- 230000005855 radiation Effects 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims 8
- 230000002146 bilateral effect Effects 0.000 claims 1
- 230000008569 process Effects 0.000 description 23
- 238000010276 construction Methods 0.000 description 16
- 239000012530 fluid Substances 0.000 description 8
- 239000002893 slag Substances 0.000 description 6
- 238000007599 discharging Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000012544 monitoring process Methods 0.000 description 5
- 230000001276 controlling effect Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Abstract
The invention provides rock stratum drilling equipment for ore exploitation, which relates to the field of ore exploitation and comprises the following components: the leveling auxiliary mechanism is arranged on the outer side of the end face of the bottom of the supporting base frame; the two limit auxiliary frames are vertically symmetrically and slidingly connected to the upper side of the inner end of the supporting base frame; the driving auxiliary mechanism is arranged at the inner sides of the two limiting auxiliary frames; the drill rod is rotationally connected to the outer side of the bottom end face of the limit auxiliary frame; the heat dissipation auxiliary mechanism is arranged on the inner side of the drill rod; the drill bit is coaxially and fixedly connected to the outer side of the end face of the bottom of the drill rod. The device improves the operation convenience of the device when the stratum controls and adjusts the rotation speed of the drill bit under different conditions, realizes the timely switching of the hydraulic pump main body when the hydraulic pump main body encounters faults, ensures the normal use of the drilling device, solves the problem that the conventional stratum drilling device mainly adopts a hydraulic pump to provide power for a hydraulic motor, and influences the operation convenience of the stratum when the rotation speed of the drill bit is controlled and adjusted under different conditions.
Description
Technical Field
The invention relates to the technical field of ore exploitation, in particular to rock stratum drilling equipment for ore exploitation.
Background
In the construction process of mining ores, the drilling process is carried out on the mined rock stratum by the cooperation of drilling equipment, and in the drilling process, the cooperation of a hydraulic motor and a hydraulic pump is usually required to drive a drill bit and a drill rod in a power mode.
As current application number CN202310128327.6 discloses a geothermal water investigation is with stratum drilling device, which comprises a base, base upper surface both sides are all fixed mounting has two sets of supports, and two sets of be provided with the support between the support, the mounting hole has been seted up to support lower extreme surface, the top fixed mounting has first motor in the mounting hole, first motor output shaft end fixed mounting has the drilling rod, drilling rod lower extreme fixed mounting has the drill bit, and in this invention along with drilling depth constantly increases, the drill bit receives the pressure of underground earth and increases gradually, along with the drill bit constantly to underground borehole, smears even subassembly and can smear even reinforcement to the pore wall of drilling to the pore wall that makes the drilling can bear bigger pressure, and then has avoided taking place the condition of subsidence in the drilling, makes drilling work can go on smoothly, has avoided moreover because of the drilling subsides and has led to the condition emergence that the drill bit can't retrieve smoothly.
However, in the existing rock stratum drilling equipment, a hydraulic pump is mostly adopted to provide power for the hydraulic motor in the process of driving the drill bit, so that the operation convenience of the stratum in the process of controlling and adjusting the rotation speed of the drill bit under different conditions is affected, and meanwhile, when the hydraulic pump encounters faults, the hydraulic pump is difficult to switch in time, so that the normal use of the drilling equipment and the working efficiency in the process of drilling the rock stratum are affected, and the construction progress in the process of mining and constructing ores is affected.
Disclosure of Invention
In view of the above, the invention provides an ore mining rock stratum drilling device, which has the advantages of improving the operation convenience of the device when the rotation speed of a drill bit is controlled and regulated under different conditions of a stratum, realizing the timely switching of a hydraulic pump main body when the hydraulic pump main body encounters faults, ensuring the normal use of the drilling device and the working efficiency when the rock stratum is drilled, and further improving the efficiency of construction progress when the ore is mined.
The invention provides the purpose and the efficacy of an ore exploitation rock stratum drilling device, which specifically comprises the following steps: the drill rod cooling device comprises a supporting base frame, a leveling auxiliary mechanism, a limiting auxiliary frame, a driving auxiliary mechanism, a drill rod, a cooling auxiliary mechanism and a drill bit; the leveling auxiliary mechanism is arranged on the outer side of the end face of the bottom of the supporting base frame; the two limiting auxiliary frames are vertically and symmetrically connected to the upper side of the inner end of the supporting base frame in a sliding mode; the drive auxiliary mechanism is arranged on the inner sides of the two limiting auxiliary frames, and comprises: the hydraulic pump comprises two hydraulic pump bodies, an automatic switching system and a control system, wherein the two hydraulic pump bodies are symmetrically arranged at the inner sides of the two limiting auxiliary frames; the automatic switching system is arranged on the inner sides of the two hydraulic pump main bodies; the control system is arranged on the inner sides of the hydraulic pump main body and the drill bit; the drill rod is rotatably connected to the outer side of the bottom end face of the limit auxiliary frame; the heat dissipation auxiliary mechanism is arranged on the inner side of the drill rod; the drill bit is coaxially and fixedly connected to the outer side of the end face of the bottom of the drill rod.
Further, the leveling auxiliary mechanism comprises: an electric push rod, a movable rod and a stable auxiliary block; the four electric push rods are uniformly distributed and fixedly connected to the outer side of the end face of the bottom of the supporting base frame; the four movable rods are respectively connected to the lower sides of the four electric push rods in an up-down sliding way; four auxiliary stabilizing blocks are concentrically and fixedly connected to the outer sides of the end faces of the bottoms of the four movable rods respectively.
Further, the driving auxiliary mechanism further comprises: the adjusting gear is coaxially and fixedly connected to the outer side of the top end face of the drill rod; the two driving gears are symmetrically connected to the outer side of the adjusting gear in a left-right rotation mode, the adjusting gear is meshed with the driving gears, and the driving gears and the adjusting gears form a gear transmission mechanism together; the top ends of the driving gears are fixedly connected with driving shafts of the two hydraulic pump main bodies respectively.
Further, the limit auxiliary frame comprises: the limiting blocks are provided with two groups, the two groups of limiting blocks are symmetrically and fixedly connected to the outer sides of the two limiting auxiliary frames in a left-right mode, and the two groups of limiting blocks are of T-shaped structures;
the supporting base frame comprises: the guide grooves are two, and the two guide grooves are symmetrically arranged on the left side and the right side of the supporting base frame.
Further, the heat dissipation auxiliary mechanism comprises: cooling flow channel, heat radiation fan and auxiliary through hole; the cooling flow passage is arranged in the center of the inner sides of the drill bit and the drill rod; two heat dissipation fans are arranged and are vertically symmetrically arranged on the inner side of the drill rod; the auxiliary through holes are distributed on the outer side of the drill rod in an up-down symmetrical and uniform mode.
Furthermore, the cooling flow channel is of a spiral structure, and a plurality of radiating fins are arranged inside the cooling flow channel.
Further, the drill bit includes: the two spiral blades are respectively arranged on the left side and the right side of the drill bit; the spiral blade at the left end starts from the left side of the top of the drill bit and spirals downwards along the outer wall of the drill bit to reach the opposite side of the bottom of the drill bit; the spiral blade at the right end starts from the right side of the top of the drill bit, spirals downwards along the outer wall of the drill bit and reaches the starting side of the spiral blade at the left end of the bottom of the drill bit; the widths and pitches of the two spiral blades are equal, and the two spiral blades form a crossed spiral structure on the outer wall of the drill bit.
Further, the driving auxiliary mechanism further comprises: the cross connection pipeline is fixedly connected to the inner sides of the two hydraulic pump main bodies, and a hydraulic adjusting valve is arranged on the hydraulic pipeline of the cross connection pipeline.
Further, a pressure sensor and an electronic controller are arranged in the automatic switching system, the pressure sensor is arranged on the inner side of the upper end of the drill bit, and the electronic controller is arranged on the inner side of the cross connection pipeline.
Further, the control system mainly comprises a rotation speed sensor, a pressure sensor, a control unit and a connecting mechanism with the hydraulic pump, wherein the rotation speed sensor and the pressure sensor are arranged near the drill bit, and the rotation speed sensor and the pressure sensor adopt electronic type and transmit signals to the control unit through cables; the control unit adopts a microprocessor as a core and is provided with a digital input interface and a digital output interface; the connecting mechanism of the hydraulic pump mainly comprises a set of hydraulic actuator and a set of electromagnetic valve.
The beneficial effects are that:
according to the invention, through controlling and adjusting the intervals between the supporting base frame and different positions of the rock stratum operation surface respectively, the use requirement of the equipment in various environments is met, the operation convenience and the supporting stability of the equipment in drilling holes on slopes or concave-convex different rock stratum operation surfaces are ensured, and the use safety of the equipment in the practical application process is further improved.
In addition, through the air from top to bottom flow in the cooling runner, take away the inside heat that produces of equipment and realized the cooling process to this equipment, the cooperation through the cooling fan at top has realized the outside air and to the inside flow of cooling runner, the cooperation through the bottom cooling fan has realized the outside process of the air after the cooling, through the design of cooling runner heliciform structure for the air produces the vortex in the flow process, increase the area of contact of air and equipment inner wall, the surface area of cooling runner has been increased through cooling fin's cooperation, further promoted the cooling effect to this drilling equipment, the normal operating of equipment has been guaranteed and the construction progress when mining the ore.
In addition, work efficiency when broken rock has been improved through the cooperation of two helical blades, utilizes the rotation of two helical blades to upwards push the drilling slag simultaneously, has improved the simple operation degree of drilling slag when discharging outward, and the further construction progress and the work efficiency of this equipment of boring when boring into the stratum that have promoted.
In addition, the automatic switching of the pump is realized, the construction progress when the ore is mined is further guaranteed, the operation convenience of the equipment when the rotation speed of the drill bit is controlled and regulated under different conditions of the stratum is improved, and when the hydraulic pump main body encounters faults, the timely switching of the hydraulic pump main body is realized, the normal use of the drilling equipment and the working efficiency when the rock stratum is drilled are guaranteed, and the construction progress when the ore is mined is further improved.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.
The drawings described below are only for illustration of some embodiments of the invention and are not intended to limit the invention.
In the drawings:
FIG. 1 is a schematic view of the overall isometric structure of the present invention.
Fig. 2 is a schematic overall sectional structure of the present invention.
Fig. 3 is a schematic view of the installation structure of the limit auxiliary frame and the hydraulic pump main body of the invention.
Fig. 4 is a schematic view of the connection structure of the driving gear and the drill rod according to the present invention.
Fig. 5 is a schematic cross-sectional view of the support pedestal of the present invention.
Fig. 6 is a schematic view of a partially enlarged structure at a in fig. 2 according to the present invention.
Fig. 7 is a schematic flow chart of the automatic switching system of the present invention.
FIG. 8 is a flow chart of the control system of the present invention.
List of reference numerals
1. A supporting base frame; 101. a guide groove; 2. an electric push rod; 201. a movable rod; 202. stabilizing the auxiliary block; 3. a limit auxiliary frame; 301. a limiting block; 4. an adjusting gear; 401. a drive gear; 402. a hydraulic pump main body; 403. a cross-connect line; 5. a drill rod; 6. a cooling flow passage; 601. a heat dissipation fan; 602. an auxiliary through hole; 7. a drill bit; 701. a helical blade.
Detailed Description
Examples: please refer to fig. 1 to 8:
the invention provides ore mining rock stratum drilling equipment which comprises a supporting base frame 1, a leveling auxiliary mechanism, a limiting auxiliary frame 3, a driving auxiliary mechanism, a drill rod 5, a heat dissipation auxiliary mechanism and a drill bit 7, wherein the supporting base frame is provided with a plurality of holes; the leveling auxiliary mechanism is arranged on the outer side of the bottom end surface of the supporting base frame 1; the two limiting auxiliary frames 3 are vertically symmetrically connected to the upper side of the inner end of the supporting base frame 1 in a sliding manner; the drive auxiliary mechanism is arranged on the inner sides of the two limiting auxiliary frames 3, and comprises: the hydraulic pump main body 402, the automatic switching system and the control system are arranged in the left-right symmetry mode, wherein two hydraulic pump main bodies 402 are arranged on the inner sides of two limiting auxiliary frames 3; the automatic switching system is disposed inside the two hydraulic pump main bodies 402; the control system is arranged inside the hydraulic pump body 402 and the drill bit 7; the drill rod 5 is rotationally connected to the outer side of the bottom end face of the limit auxiliary frame 3; the heat dissipation auxiliary mechanism is arranged on the inner side of the drill rod 5; the drill bit 7 is coaxially and fixedly connected to the outer side of the bottom end face of the drill rod 5.
Wherein, leveling auxiliary mechanism includes: the electric push rod 2, the movable rod 201 and the stabilizing auxiliary block 202; four electric push rods 2 are uniformly distributed and fixedly connected to the outer side of the end face of the bottom of the supporting base frame 1; four movable rods 201 are arranged, and the four movable rods 201 are connected to the lower sides of the four electric push rods 2 in an up-down sliding manner; four stabilizing auxiliary blocks 202 are arranged, and the four stabilizing auxiliary blocks 202 are respectively and concentrically fixedly connected to the outer sides of the end faces of the bottoms of the four movable rods 201; in use, the distance between the supporting base frame 1 and the rock stratum operation surface is adjusted by the cooperation of the electric push rod 2 and the movable rod 201, and the use requirement of the equipment in various environments is met by respectively controlling and adjusting the distance between the supporting base frame 1 and the different positions of the rock stratum operation surface, so that the operation convenience and the supporting stability in drilling on slopes or concave-convex different rock stratum operation surfaces are ensured, and the use safety of the equipment in the practical application process is further improved.
Wherein, drive auxiliary mechanism still includes: the adjusting gear 4 and the driving gear 401 are coaxially and fixedly connected with the outer side of the top end surface of the drill rod 5; the two driving gears 401 are symmetrically connected to the outer side of the adjusting gear 4 in a left-right rotation mode, the adjusting gear 4 is meshed with the driving gears 401, and the driving gears 401 and the adjusting gear 4 form a gear transmission mechanism together; the top ends of the driving gears 401 are fixedly connected with driving shafts of the two hydraulic pump main bodies 402 respectively; in use, when the hydraulic pump main body 402 is started, the driving force of the drill bit 7 and the drill rod 5 is simultaneously supplied by the two hydraulic pump main bodies 402 through the cooperation of the adjusting gear 4 and the driving gear 401, the hydraulic pump main body 402 is switched and adjusted in time through the arrangement of the two hydraulic pump main bodies 402, the normal use of the drilling equipment and the working efficiency when drilling the rock stratum are ensured, and the construction progress when mining and constructing the ore is further promoted.
Wherein, spacing auxiliary frame 3 is including: the limiting blocks 301 are provided with two groups, the two groups of limiting blocks 301 are symmetrically and fixedly connected to the outer sides of the two limiting auxiliary frames 3 in a left-right mode, and the two groups of limiting blocks 301 are of T-shaped structures;
the supporting base frame 1 comprises: the two guide grooves 101 are arranged, and the two guide grooves 101 are symmetrically arranged on the left side and the right side of the supporting base frame 1; in use, the guide limiting procedure when the rock stratum is drilled is realized through the cooperation of the limiting block 301 and the guide groove 101, and the running stability of the drilling equipment in the practical application process is further improved.
Wherein, heat dissipation auxiliary mechanism is including: cooling flow channel 6, heat radiation fan 601, auxiliary through hole 602; the cooling runner 6 is arranged in the center of the inner sides of the drill bit 7 and the drill rod 5; two heat dissipation fans 601 are arranged, and the two heat dissipation fans 601 are vertically symmetrically arranged on the inner side of the drill rod 5; the plurality of auxiliary through holes 602 are arranged on the outer side of the drill rod 5 in a vertically symmetrical and uniform manner; in use, air enters the cooling flow channel 6 through the auxiliary through holes 602 at the upper end, cooled air is discharged through the auxiliary through holes 602 at the lower end, heat generated in the equipment is taken away through the flow of the air in the cooling flow channel 6 from top to bottom, the cooling procedure of the equipment is realized, the flow of external air to the inside of the cooling flow channel 6 is realized through the cooperation of the heat dissipation fan 601 at the top, the procedure of discharging the cooled air is realized through the cooperation of the heat dissipation fan 601 at the bottom, and the cooling effect of the equipment and the running stability of the drilling equipment in the practical application process are further improved.
The cooling flow channel 6 is of a spiral structure, and a plurality of heat dissipation fins are arranged in the cooling flow channel 6; in use, through the design of the spiral structure of the cooling flow channel 6, vortex is generated in the flowing process of air, the contact area between the air and the inner wall of the equipment is increased, the surface area of the cooling flow channel 6 is enlarged through the cooperation of the radiating fins, the cooling effect of the drilling equipment is further improved, and the normal operation of the equipment and the construction progress of ore exploitation are ensured.
The drill bit 7 comprises: the two spiral blades 701 are arranged, and the two spiral blades 701 are respectively arranged on the left side and the right side of the drill bit 7; the left-hand helical blade 701 starts from the left side of the top of the drill bit 7, spirals down the outer wall of the drill bit 7, to the opposite side of the bottom of the drill bit 7; the right-hand helical blade 701 starts from the right side of the top of the drill bit 7, spirals down the outer wall of the drill bit 7, and reaches the starting side of the left-hand helical blade 701 at the bottom of the drill bit 7; the widths and the pitches of the two spiral blades 701 are equal, and the two spiral blades 701 form a crossed spiral structure on the outer wall of the drill bit 7; in use, the working efficiency when the rock is broken is improved through the cooperation of the two spiral blades 701, and meanwhile, the drill slag is pushed upwards by utilizing the rotation of the two spiral blades 701, so that the operation convenience of the drill slag in discharging is improved, and the construction progress and the working efficiency of the drilling equipment in drilling the rock stratum are further improved.
Wherein, drive auxiliary mechanism still includes: a cross-connection pipe 403, the cross-connection pipe 403 being fixedly connected to the inner sides of the two hydraulic pump bodies 402, a hydraulic pressure regulating valve being provided on a hydraulic pressure pipe of the cross-connection pipe 403; in use, the mutual adjustment procedure of the output hydraulic pressures of the two hydraulic pump bodies 402 is realized through the cooperation of the cross connecting pipelines 403, when the output hydraulic pressure of one hydraulic pump body 402 is too high, part of the hydraulic pressure can be transferred to the other hydraulic pump body 402 through the cooperation of the cross connecting pipelines 403, so that the output hydraulic pressure of the hydraulic pump body is reduced, otherwise, when the output hydraulic pressure of one hydraulic pump body 402 is too low, the additional hydraulic pressure can be obtained from the other hydraulic pump body 402 through the cross connecting pipelines 403, the adjustment control of the hydraulic transfer quantity between the two hydraulic pump bodies 402 is realized through the cooperation of the hydraulic adjusting valves, so that the output hydraulic pressure of each hydraulic pump body 402 is accurately controlled, and the operation stability of the drilling equipment when drilling a rock stratum and the service life of the drilling equipment are further ensured.
Wherein, a pressure sensor and an electronic controller are arranged in the automatic switching system, the pressure sensor is arranged on the inner side of the upper end of the drill bit 7, and the electronic controller is arranged on the inner side of the cross connection pipeline 403; in use, the pressure sensors are used for detecting the output pressure of the two hydraulic pump main bodies 402, the electronic controller automatically controls the switch of the hydraulic regulating valve according to the detection result of the pressure sensors, so that the automatic switching of the pump is realized, the use flexibility and the operation stability of the equipment in the drilling process of rock stratum are effectively improved, and the construction progress in the ore exploitation process is further ensured.
The control system mainly comprises a rotation speed sensor, a pressure sensor, a control unit and a connecting mechanism with a hydraulic pump, wherein the rotation speed sensor and the pressure sensor are arranged near the drill bit 7, and the rotation speed sensor and the pressure sensor adopt electronic type and transmit signals to the control unit through cables; the control unit adopts a microprocessor as a core and is provided with a digital input interface and a digital output interface; the connecting mechanism of the hydraulic pump mainly comprises a set of hydraulic actuator and a set of electromagnetic valve; in use, the rotation speed sensor is used for monitoring the rotation speed of the drill bit 7 in real time, the pressure sensor is used for monitoring the pressure of drilling fluid, signals of the rotation speed sensor and the pressure sensor are received through the control unit, control of the drill bit 7 is achieved through execution of a preset program, the hydraulic actuator receives instructions of the control unit, the working state of the hydraulic pump main body 402 is controlled through adjustment of the opening or closing state of the electromagnetic valve, the purpose of adjusting the rotation speed of the drill bit 7 is achieved, the device is kept in a set working range through real-time monitoring of the rotation speed of the drill bit 7 and the drilling fluid pressure through the sensor, if the sensor detects that the drilling fluid pressure is abnormal, the control system indicates the hydraulic pump main body 402 to change the working state so as to adjust the drilling fluid pressure, adjustment and control of the rotation speed of the drill bit 7 are achieved, operation convenience of the device when the rotation speed of the drill bit 7 is controlled and adjusted under different conditions of a stratum is improved, when the hydraulic pump main body 402 encounters faults, normal use of the mining device of the rock stratum main body 402 is guaranteed, working efficiency of the hydraulic pump is further improved when the hydraulic pump is subjected to construction progress.
Specific use and action of the embodiment:
when the device is used, the distance between the supporting base frame 1 and the rock stratum operation surface is adjusted by matching the electric push rod 2 and the movable rod 201, and the use requirements of the device in various environments are met by controlling and adjusting the distance between the supporting base frame 1 and the different positions of the rock stratum operation surface respectively, so that the operation convenience and the supporting stability of the device in drilling on slopes or concave-convex different rock stratum operation surfaces are ensured, and the use safety of the device in the practical application process is further improved; when the hydraulic pump main body 402 is started, the driving forces of the two hydraulic pump main bodies 402 to the drill bit 7 and the drill rod 5 are simultaneously supplied through the matching of the adjusting gear 4 and the driving gear 401, the timely switching and adjustment of the hydraulic pump main bodies 402 are realized through the arrangement of the two hydraulic pump main bodies 402, the normal use of the drilling equipment and the working efficiency when drilling the rock stratum are ensured, and the construction progress when mining and constructing the ore is further promoted; the guide limiting procedure when the rock stratum is drilled is realized through the matching of the limiting block 301 and the guide groove 101, so that the running stability of the drilling equipment in the practical application process is further improved; air enters the cooling flow channel 6 from the auxiliary through hole 602 at the upper end, the cooled air is discharged from the auxiliary through hole 602 at the lower end, the cooling procedure of the equipment is realized by taking away the heat generated in the equipment through the flow of the air from top to bottom in the cooling flow channel 6, the flow of the external air to the inside of the cooling flow channel 6 is realized through the cooperation of the heat dissipation fan 601 at the top, the discharging procedure of the cooled air is realized through the cooperation of the heat dissipation fan 601 at the bottom, and the cooling effect of the equipment and the running stability of the drilling equipment in the practical application process are further improved; through the design of the spiral structure of the cooling flow channel 6, vortex is generated in the flowing process of air, the contact area between the air and the inner wall of the equipment is increased, the surface area of the cooling flow channel 6 is increased through the matching of the radiating fins, the cooling effect of the drilling equipment is further improved, and the normal operation of the equipment and the construction progress of ore exploitation are ensured; the working efficiency of the drilling equipment in rock crushing is improved through the cooperation of the two spiral blades 701, and meanwhile, the drilling slag is pushed upwards by utilizing the rotation of the two spiral blades 701, so that the operation convenience of the drilling slag in discharging is improved, and the construction progress and the working efficiency of the drilling equipment in rock drilling are further improved; the mutual adjustment procedure of the output hydraulic pressures of the two hydraulic pump main bodies 402 is realized through the cooperation of the cross connecting pipelines 403, when the output hydraulic pressure of one hydraulic pump main body 402 is too high, part of the hydraulic pressure can be transferred to the other hydraulic pump main body 402 through the cooperation of the cross connecting pipelines 403, so that the self output hydraulic pressure is reduced, otherwise, when the output hydraulic pressure of one hydraulic pump main body 402 is too low, additional hydraulic pressure can be obtained from the other hydraulic pump main body 402 through the cross connecting pipelines 403, the adjustment control of the hydraulic transfer quantity between the two hydraulic pump main bodies 402 is realized through the cooperation of the hydraulic adjusting valves, so that the output hydraulic pressure of each hydraulic pump main body 402 is accurately controlled, and the operation stability of the drilling equipment when drilling a rock stratum and the service life of the equipment are further ensured; the pressure sensor is used for detecting the output pressure of the two hydraulic pump main bodies 402, the electronic controller automatically controls the switch of the hydraulic regulating valve according to the detection result of the pressure sensor, so that the automatic switching of the pump is realized, the use flexibility and the operation stability of the equipment in the process of drilling the rock stratum are effectively improved, and the construction progress in the process of mining the ore is further ensured; the rotation speed sensor is used for monitoring the rotation speed of the drill bit 7 in real time, the pressure sensor is used for monitoring the pressure of drilling fluid, the control unit is used for receiving signals of the rotation speed sensor and the pressure sensor, the control of the hydraulic pump main body 402 is realized by executing a preset program, the hydraulic actuator is used for receiving instructions of the control unit, the working state of the hydraulic pump main body 402 is controlled by adjusting the opening or closing state of the electromagnetic valve, the purpose of adjusting the rotation speed of the drill bit 7 is achieved, the rotation speed of the drill bit 7 and the drilling fluid pressure are monitored in real time through the sensor, the equipment is kept in a set working range, if the sensor detects that the drilling fluid pressure is abnormal, the control system can instruct the hydraulic pump main body 402 to change the working state so as to adjust the drilling fluid pressure, and the adjustment and the control of the rotation speed of the drill bit 7 are realized.
Claims (8)
1. An ore mining formation drilling apparatus comprising: the drill bit comprises a supporting base frame (1), a leveling auxiliary mechanism, a limiting auxiliary frame (3), a driving auxiliary mechanism, a drill rod (5), a heat dissipation auxiliary mechanism and a drill bit (7); the method is characterized in that: the leveling auxiliary mechanism is arranged on the outer side of the end face of the bottom of the supporting base frame (1); two limiting auxiliary frames (3) are arranged, and the two limiting auxiliary frames (3) are vertically symmetrically and slidingly connected to the upper side of the inner end of the supporting base frame (1); the driving auxiliary mechanism is arranged on the inner sides of the two limiting auxiliary frames (3), and comprises: the hydraulic pump comprises two hydraulic pump bodies (402), cross connecting pipelines (403) and an automatic switching system and a control system, wherein the two hydraulic pump bodies (402) are symmetrically arranged on the inner sides of two limiting auxiliary frames (3) left and right; the cross connecting pipeline (403) is fixedly connected to the inner sides of the two hydraulic pump main bodies (402), and a hydraulic regulating valve is arranged on a hydraulic pipeline of the cross connecting pipeline (403); the automatic switching system is arranged on the inner sides of the two hydraulic pump main bodies (402), a pressure sensor and an electronic controller are arranged in the automatic switching system, the pressure sensor is arranged on the inner side of the upper end of the drill bit (7), and the electronic controller is arranged on the inner side of the cross connecting pipeline (403); the control system is arranged on the inner sides of the hydraulic pump main body (402) and the drill bit (7), and mainly comprises a rotation speed sensor, a pressure sensor, a control unit and a connecting mechanism of the hydraulic pump; the drill rod (5) is rotationally connected to the outer side of the end face of the bottom of the limit auxiliary frame (3); the auxiliary heat dissipation mechanism is arranged on the inner side of the drill rod (5) and comprises: the cooling flow passage (6) is in a spiral structure, and the cooling flow passage (6) is arranged at the center positions of the inner sides of the drill rod (5) and the drill bit (7); the drill bit (7) is coaxially and fixedly connected to the outer side of the end face of the bottom of the drill rod (5).
2. An ore mining formation drilling apparatus as defined in claim 1, wherein: the leveling auxiliary mechanism comprises: the electric push rod (2), the movable rod (201) and the stabilizing auxiliary block (202); four electric push rods (2) are uniformly distributed and fixedly connected to the outer side of the end face of the bottom of the supporting base frame (1); the four movable rods (201) are respectively connected to the lower sides of the four electric push rods (2) in an up-down sliding way; four stabilizing auxiliary blocks (202) are arranged, and the four stabilizing auxiliary blocks (202) are respectively and concentrically fixedly connected to the outer sides of the end faces of the bottoms of the four movable rods (201).
3. An ore mining formation drilling apparatus as defined in claim 1, wherein: the drive assisting mechanism further comprises: the adjusting gear (4) and the driving gear (401) are coaxially and fixedly connected to the outer side of the top end face of the drill rod (5); the two driving gears (401) are symmetrically connected to the outer side of the adjusting gear (4) in a left-right rotation mode, and the adjusting gear (4) is meshed with the driving gears (401); the top ends of the driving gears (401) are fixedly connected with driving shafts of the two hydraulic pump main bodies (402) respectively.
4. An ore mining formation drilling apparatus as defined in claim 1, wherein: the limit auxiliary frame (3) comprises: the limiting blocks (301) are provided with two groups, the two groups of limiting blocks (301) are symmetrically and fixedly connected to the outer sides of the two limiting auxiliary frames (3) in a left-right mode, and the two groups of limiting blocks (301) are of T-shaped structures;
the supporting base frame (1) comprises: the two guide grooves (101) are formed in the left side and the right side of the supporting base frame (1) in a bilateral symmetry mode, and the two guide grooves (101) are formed in the left side and the right side of the supporting base frame (1).
5. An ore mining formation drilling apparatus as defined in claim 1, wherein: the auxiliary heat dissipation mechanism further comprises: the two heat dissipation fans (601) are vertically symmetrically arranged on the inner side of the drill rod (5); the auxiliary through holes (602) are arranged in a plurality, and the auxiliary through holes (602) are symmetrically and uniformly distributed on the outer side of the drill rod (5).
6. An ore mining formation drilling apparatus as defined in claim 1, wherein: a plurality of heat radiation fins are arranged in the cooling flow channel (6).
7. An ore mining formation drilling apparatus as defined in claim 1, wherein: the drill bit (7) comprises: the two spiral blades (701) are arranged, and the two spiral blades (701) are respectively arranged on the left side and the right side of the drill bit (7); the spiral blade (701) at the left end starts from the left side of the top of the drill bit (7), spirals downwards along the outer wall of the drill bit (7) and reaches the opposite side of the bottom of the drill bit (7); the spiral blade (701) at the right end starts from the right side of the top of the drill bit (7), spirals downwards along the outer wall of the drill bit (7) and reaches the starting side of the spiral blade (701) at the left end of the bottom of the drill bit (7); the widths and pitches of the two spiral blades (701) are equal, and the two spiral blades (701) form a crossed spiral structure on the outer wall of the drill (7).
8. An ore mining formation drilling apparatus as defined in claim 1, wherein: the drive assisting mechanism further comprises: the rotating speed sensor and the pressure sensor are arranged near the drill bit (7), and the rotating speed sensor and the pressure sensor adopt electronic type and transmit signals to the control unit through cables; the control unit adopts a microprocessor as a core and is provided with a digital input interface and a digital output interface.
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| CN202311090782.8A CN116816254B (en) | 2023-08-29 | 2023-08-29 | Ore exploitation rock stratum drilling equipment |
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| CN202311090782.8A CN116816254B (en) | 2023-08-29 | 2023-08-29 | Ore exploitation rock stratum drilling equipment |
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| CN116816254B true CN116816254B (en) | 2023-11-21 |
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| CN116816254A (en) | 2023-09-29 |
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