CN203626843U - Heading machine suitable for drilling shaft with pilot shaft - Google Patents
Heading machine suitable for drilling shaft with pilot shaft Download PDFInfo
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- CN203626843U CN203626843U CN201320739402.4U CN201320739402U CN203626843U CN 203626843 U CN203626843 U CN 203626843U CN 201320739402 U CN201320739402 U CN 201320739402U CN 203626843 U CN203626843 U CN 203626843U
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Abstract
The utility model discloses a heading machine suitable for a drilling shaft with a pilot shaft. The heading machine suitable for the drilling shaft with the pilot shaft is characterized in that the heading machine comprises a main frame structure, a rotary driving system, a rock breaking drill bit, an axial pushing system and a support system and the rotary driving system, the axial pushing system and the support system are respectively installed on the main frame structure; a supporting board of the supporting system can move in the radial direction of the main frame structure in a reciprocating mode, so that the main frame structure is hovered in the shaft or moves in the axial direction of the shaft; the rotary driving system and the rock breaking drill bit are in driving connection so that the rock breaking drill bit can be driven to rotate; the axial pushing system and the rotary driving system are in driving connection so that the rotary driving system and the rock breaking drill bit can be pushed together to move in the axial direction of the shaft. The heading machine is suitable for drilling the drilled pilot shaft and the shaft with the diameter needing to being enlarged to the designed diameter and is suitable for shaft drilling construction of underground engineering such as coal mines, metallurgy and traffic.
Description
Technical field
The utility model relates to a kind of vertical shaft drilling equipment, is particularly a kind ofly applicable to having pilot shaft to creep into the development machine of vertical shaft.
Background technology
In the prior art, existing lithostratigraphy mine construction engineering, many employing common law sinking shaft constructions, need under staff to the dark narrow and small excavated surface of hundreds of rice, with rig facility brill shot hole, blasting charge, work plane explosion, by the rock of explosion and crushing by kibble hoist to ground, work plane draining, then carry out the operations such as supporting.Mechanization Level is low, labour drop into many, working environment is arduous, safety condition is poor, accident happens occasionally, and explosion is larger to country rock disturbance, the stress of primary rock changes greatly, supporting difficulty.Wherein the operation such as muck, draining accounts for 1/3rd to 2/3rds of total engineering time, speed of application slow (the 30-40m/ month).In practice of construction process, have an appointment and 20% there is tunnel, bottom (tunnel) due to these pitshaft engineerings, therefore can adopt raise boring machine construction.Anti-well wellbore construction technique have labour intensity low, become that well quality is good, speed is fast, work efficiency is high and personal safety has the advantages such as guarantee reliably.
But, common anti-well brill technology is by the pit shaft (1-3m) that guide hole creeps into, a minor diameter has been crept in reaming, can not meet pit shaft functional requirement, need to be through one or many brush well operations, itself and common law sinking shaft have many similar parts, all need to arrange to carry strand equipment and derrick, lay various pipelines such as pressing wind, water supply, blanking in well, in brush well process, by the fractured rock of drilling and blasting, carry out temporary lining and permanent support.In pit shaft, except arranging hanging scaffold, also have sealing to slip the closure plate in spoil hole, its working procedure is perforating explosion-removing rock slag (rock slag by slip cash hole slip to lower level)-temporary lining-permanent support.
At present, in the situation that having pilot shaft, still do not have development machine can once be drilled to the vertical shaft of intended diameter.
Utility model content
For the deficiencies in the prior art, the purpose of this utility model is to provide a kind of and is applicable to having pilot shaft to creep into the development machine of vertical shaft, makes can utilize the utility model development machine once to get out the vertical shaft of intended diameter in pilot shaft situation.
The technical solution of the utility model is achieved in that and is a kind ofly applicable to having pilot shaft to creep into the development machine of vertical shaft, comprise main frame structure, rotary drive system, broken rock drill bit, axial advance system and support system, rotary drive system, axial advance system and support system are arranged on respectively in main frame structure; The gripper shoe of support system can be along radially the moving reciprocatingly of main frame structure, to main frame structure is hovered in vertical shaft or along vertical shaft axially-movable; Rotary drive system drives and is connected to drive broken rock bit with broken rock drill bit; Axial advance system and rotary drive system drive connect in case promote rotary drive system together with broken rock drill bit along vertical shaft axially-movable.
Above-mentionedly be applicable to having pilot shaft to creep into the development machine of vertical shaft, main frame structure comprises upper frame, underframe and column, and one end of column is fixedly connected with upper frame, and the other end of column is fixedly connected with underframe; Axial advance system drive rotary drive system slides up and down along column.
Above-mentionedly be applicable to having pilot shaft to creep into the development machine of vertical shaft, offer the chute matching with column profile on rotary drive system, rotary drive system is slidably installed in main frame structure by chute and column; Axial advance system is propelling cylinder, and any one in the two of the cylinder barrel of propelling cylinder and piston rod is fixedly connected with main frame structure, and another in the two of the cylinder barrel of propelling cylinder and piston rod is connected with rotary drive system.
Above-mentionedly be applicable to having pilot shaft to creep into the development machine of vertical shaft, support system comprises upper supporting system and lower support system, and upper supporting system is arranged on upper frame, and lower support system is arranged on underframe.
Above-mentionedly be applicable to having pilot shaft to creep into the development machine of vertical shaft, on upper frame, be installed with safety guard plate, in safety guard plate, be separately installed with electric-control system, hydraulic system and operating desk.
Above-mentionedly be applicable to having pilot shaft to creep into the development machine of vertical shaft, rotary drive system comprises motor, gear-box and output main shaft, the clutch end of motor drives and is connected with the power intake of gear-box, the clutch end of gear-box drives and is connected with the upper end of output main shaft, and the lower end of output main shaft is fixedly connected with broken rock drill bit.
Above-mentionedly be applicable to having pilot shaft to creep into the development machine of vertical shaft, upper frame and underframe are the rounded square framework of axial middle part hollow out, the leg of frame of upper frame and the leg of frame of underframe are corresponding one by one up and down, column be four and be all fixedly mounted on the leg of frame of upper frame and the leg of frame of underframe between, the cross section of column is the prism that is provided with fin on prism or side, and the upper end of each column is fixedly connected with the leg of frame soffit of the upper frame directly over it, lower end is fixedly connected with the leg of frame upper surface of the underframe under it; Upper supporting system is four and is arranged on respectively on four legs of frame of upper frame, and lower support system is four and is arranged on respectively on four legs of frame of underframe; Rotary drive system comprises motor, gear-box and output main shaft, the clutch end of motor drives and is connected with the power intake of gear-box, the clutch end of gear-box drives and is connected with the upper end of output main shaft, and the lower end of output main shaft is fixedly connected with broken rock drill bit; Propelling cylinder is four, wherein the cylinder barrel of two propelling cylinders is fixedly mounted on first leg of frame of upper frame, the cylinder barrel of two other propelling cylinder is fixedly mounted on second leg of frame of the upper frame relative with first leg of frame, the cylinder barrel of propelling cylinder all runs through the leg of frame from top to bottom and installs fixingly on the leg of frame, and the piston rod of propelling cylinder is connected with rotary drive system away from one end of cylinder barrel; The column of installing on first leg of frame is clipped between the cylinder barrel of two propelling cylinders installing on first leg of frame, and the column of installing on second leg of frame is clipped between the cylinder barrel of two propelling cylinders installing on second leg of frame.
Above-mentionedly be applicable to having pilot shaft to creep into the development machine of vertical shaft, upper supporting system and lower support system include gripper shoe, support cylinder and guide peg, one end and gripper shoe hinged inside that the cylinder barrel of support cylinder closes on gripper shoe are installed together, the cylinder barrel of support cylinder can enter or exit the second pilot hole on the leg of frame away from one end of gripper shoe, one end of guide peg is also installed together with gripper shoe hinged inside, the other end of guide peg extend in the first pilot hole on the leg of frame, between the cylinder barrel of support cylinder and the second pilot hole and between guide peg and the first pilot hole, be matched in clearance, the pushing ram of support cylinder passes the second pilot hole and is fixedly connected with the leg of frame by flange away from one end of cylinder barrel, guide peg is two, and lays respectively at the left and right sides of support cylinder, the jointed shaft of guide peg and gripper shoe is mutually vertical with the jointed shaft of cylinder barrel and gripper shoe, in pushing ram and along pushing ram, be axially drilled with the first oil inlet and oil return hole and the second oil inlet and oil return hole, the first oil inlet and oil return hole self-propelled bar extends to and plunger shaft fluid communication away from the end face of cylinder barrel one end, and the second oil inlet and oil return hole self-propelled bar extends to and rod end chamber fluid communication away from the end face of cylinder barrel one end.
Above-mentionedly be applicable to having pilot shaft to creep into the development machine of vertical shaft, broken rock drill bit comprises bit central axle and has the wing plate of tendency side, the top, upper end of bit central axle is fixedly connected with output main shaft by flange, wing plate is uprightly arranged on the side elevation of bit central axle along the axis of bit central axle, tendency side is from top to bottom gradually near bit central axle, and the distance of tendency side and bit central axle is greater than zero, on tendency side, Hob for cutting rock is installed; Wing plate is six and is uniformly distributed along the circumferencial direction of bit central axle, along on the circumferencial direction of bit central axle: the angle between adjacent vanes is 60 degree; The lower end head of bit central axle is installed with pilot bit, pilot bit comprises handstand round platform and Hob for cutting rock, the upper bottom surface area of handstand round platform is greater than the bottom surface area of handstand round platform, the upper bottom surface of handstand round platform is fixedly connected with the lower end head of bit central axle or is one-body molded, be arranged on cutter centered by the Hob for cutting rock on the bottom surface of handstand round platform, the Hob for cutting rock being arranged on the side of handstand round platform is positive cutter; The lower end head equal diameters of the upper bottom surface diameter of handstand round platform and bit central axle.
Above-mentionedly be applicable to having pilot shaft to creep into the development machine of vertical shaft, two Hob for cutting rock that install the upper end of tendency side are limit cutter, and the width of two limit cutter across strike sides is arranged; The Hob for cutting rock of installing from the length direction of the downward across strike side of limit cutter is positive cutter, and the length direction of positive cutter across strike side is in one line from top to bottom; Be arranged on positive cutter on the tendency side of any one wing plate and form a positive cutter group point-blank with the positive cutter that is arranged on the side of handstand round platform and close on this wing plate; And the positive cutter of adjacent positive cutter group circumferentially distributes alternately at bit central axle; Limit cutter removably connects with tendency side; Bit central axle is 45 degree with the angle of tendency side.
The beneficial effects of the utility model are: the vertical shaft that the utility model development machine is applicable to be drilled to pilot shaft and will expand intended diameter to creeps into, in pilot shaft situation, can utilize the utility model development machine once to get out the vertical shaft of intended diameter, be applicable to the underground constructions such as colliery, metallurgy, traffic and dig To Construction of Silo; Be particularly useful for being drilled to diameter and be not less than 1.6m pilot shaft, the vertical shaft that expands intended diameter to creeps into.
Accompanying drawing explanation
Fig. 1 is that the utility model is applicable to having pilot shaft to creep into the structural representation of the development machine of vertical shaft.
Fig. 2 is that the utility model is applicable to having pilot shaft to creep into the upper supporting system of development machine and the structural representation of lower support system of vertical shaft.
Fig. 3 is that the utility model is applicable to having pilot shaft to creep into the main TV structure schematic diagram of the broken rock drill bit of the development machine of vertical shaft.
Fig. 4 is that the utility model shown in Fig. 1 is applicable to having pilot shaft to creep into the plan structure schematic diagram of the broken rock drill bit of the development machine of vertical shaft.
Fig. 5 be the utility model shown in Fig. 1 be applicable to having pilot shaft creep into the development machine of vertical shaft broken rock drill bit look up structural representation.
In figure: 10-upper frame, 20-underframe, 30-rotary drive system; 40-breaks rock drill bit; 50-upper supporting system, 60-lower support system, the cylinder barrel of 70-propelling cylinder; the piston rod of 80-propelling cylinder; 90-column, 100-safety guard plate, 110-operating console; 120-hydraulic system, 130-electric-control system.
1-1-bit central axle, 1-2-wing plate, 1-3-is inclined to side, 1-4-limit cutter, the positive cutter of 1-5-, 1-6-handstand round platform, 1-7-center cutter, 1-8-flange, A is miter angle.
2-1-gripper shoe, 2-2-support cylinder, 2-3-guide peg, 2-4-carries cover, 2-5-pushing ram, 2-6-flange, 2-7-the first oil inlet and oil return hole, 2-8-the second oil inlet and oil return hole, 2-9-deep floor.
The specific embodiment
As shown in Figure 1, the development machine that the present embodiment is applicable to having pilot shaft to creep into vertical shaft comprises main frame structure, rotary drive system 30, broken rock drill bit 40, axial advance system and support system, and rotary drive system 30, axial advance system and support system are arranged on respectively in main frame structure; The gripper shoe 2-1 of support system can be along radially the moving reciprocatingly of main frame structure, to main frame structure is hovered in vertical shaft or along vertical shaft axially-movable; Rotary drive system 30 drives and is connected to drive broken rock drill bit 40 to rotate with broken rock drill bit 40; Axial advance system and rotary drive system 30 drive connect in case promote rotary drive system 30 together with broken rock drill bit 40 along vertical shaft axially-movable.Main frame structure comprises upper frame 10, underframe 20 and column 90, and one end of column 90 is fixedly connected with upper frame 10, and the other end of column 90 is fixedly connected with underframe 20; Axial advance system drive rotary drive system 30 slides up and down along column 90.On rotary drive system 30, offer the chute matching with column 90 profiles, rotary drive system 30 is slidably installed in main frame structure by chute and column 90; Axial advance system is propelling cylinder, and any one in the two of the cylinder barrel 70 and piston rod of propelling cylinder is fixedly connected with main frame structure, and another in the two of the cylinder barrel 70 and piston rod of propelling cylinder is connected with rotary drive system 30.The support system of the present embodiment comprises upper supporting system 50 and lower support system 60, and upper supporting system 50 is arranged on upper frame 10, and lower support system 60 is arranged on underframe 20.On upper frame 10, be installed with safety guard plate 100, in safety guard plate, be separately installed with electric-control system 130, hydraulic system 120 and operating desk.
In the present embodiment: upper frame 10 and underframe 20 are the rounded square framework of axial middle part hollow out, the leg of frame of the leg of frame of upper frame 10 and underframe 20 is corresponding one by one up and down, column 90 be four and be all fixedly mounted on the leg of frame of upper frame 10 and the leg of frame of underframe 20 between, the cross section of column 90 is the prism that is provided with fin on prism or side, and the upper end of each column 90 is fixedly connected with the leg of frame soffit of the upper frame directly over it 10, lower end is fixedly connected with the leg of frame upper surface of the underframe 20 under it; Upper supporting system 50 is four and is arranged on respectively on four legs of frame of upper frame 10, and lower support system 60 is four and is arranged on respectively on four legs of frame of underframe 20; Rotary drive system 30 comprises motor, gear-box and output main shaft, the clutch end of motor drives and is connected with the power intake of gear-box, the clutch end of gear-box drives and is connected with the upper end of output main shaft, and the lower end of output main shaft is fixedly connected with broken rock drill bit 40; Propelling cylinder is four, wherein the cylinder barrel 70 of two propelling cylinders is fixedly mounted on first leg of frame of upper frame 10, the cylinder barrel 70 of two other propelling cylinder is fixedly mounted on second leg of frame of the upper frame relative with first leg of frame 10, the cylinder barrel 70 of propelling cylinder all runs through the leg of frame from top to bottom and installs fixingly on the leg of frame, and the piston rod 80 of propelling cylinder is connected with rotary drive system 30 away from one end of cylinder barrel; The column 90 of installing on first leg of frame is clipped between the cylinder barrel 70 of two propelling cylinders installing on first leg of frame, and the column 90 of installing on second leg of frame is clipped between the cylinder barrel 70 of two propelling cylinders installing on second leg of frame.
As shown in Figure 2, the upper supporting system 50 in the present embodiment and lower support system 60 comprise gripper shoe 2-1, support cylinder 2-2 and two guide peg 2-3, support cylinder 2-2 comprises cylinder barrel and pushing ram 2-5, cylinder barrel is a carrying cover 2-4, one end and gripper shoe 2-1 hinged inside that carrying cover 2-4 closes on gripper shoe 2-1 are installed together, carrying cover 2-4 can enter or exit the second pilot hole on the leg of frame away from one end of gripper shoe 2-1, and the pushing ram 2-5 of support cylinder 2-2 passes the second pilot hole and is fixedly connected with the leg of frame by flange away from one end of carrying cover 2-4, wherein one end of two guide peg 2-3 is installed together with gripper shoe 2-1 hinged inside respectively, and two guide peg 2-3 lay respectively at the left and right sides of support cylinder 2-2, the other end of two guide peg 2-3 is deep into respectively in the first pilot hole on the leg of frame, carrying is overlapped between 2-4 and the second pilot hole and between guide peg 2-3 and the first pilot hole, is matched in clearance [in the present embodiment: the external diameter of guide peg 2-3 equates with the internal diameter of the first pilot hole, carrying cover 2-4 external diameter equates with the internal diameter of the second pilot hole, can form like this matched in clearance more closely].Two guide peg 2-3 play the problem that prevents that braced structures from rotating around pushing ram 2-5.In the present embodiment, the jointed shaft of guide peg 2-3 and gripper shoe 2-1 is mutually vertical with the jointed shaft of carrying cover 2-4 and gripper shoe 2-1, make like this present embodiment braced structures can cushion the active force from upper and lower, left and right, make the braced structures of the present embodiment in for development machine radial support, the balance counter-force of development machine rotation torque can also be effectively provided, and can guarantee that braced structures does not have larger swing and distortion simultaneously.In order to make guide peg holding capacity better, two guide peg 2-3 are rod iron.On gripper shoe 2-1 medial surface, be provided with deep floor 2-9, gripper shoe 2-1 its intensity in the situation that of same thickness is improved greatly.In pushing ram 2-5 and along pushing ram 2-5, be axially drilled with the first oil inlet and oil return hole 2-7 and the second oil inlet and oil return hole 2-8, the first oil inlet and oil return hole 2-7 self-propelled bar 2-5 extends to and plunger shaft fluid communication away from the end face of carrying cover 2-4 one end, enters, returns hydraulic oil for plunger shaft; The second oil inlet and oil return hole 2-8 self-propelled bar 2-5 extends to and rod end chamber fluid communication away from the end face of carrying cover 2-4 one end, enters, returns hydraulic oil for rod end chamber.In addition, build-up wear-resistant material on gripper shoe 2-1 lateral surface, plays the anti-skidding and wear-resisting effect of rock mass of supporting.Support cylinder 2-2 applies propulsive force, meets the hole side that gripper shoe 2-1 gets out with development machine and contacts, and bear respective loads.In the shaft excavation machine course of work, carrying cover 2-4 plays rock side is acted on to tangentially and axially bearing and be delivered on shaft sinking machine frame of braced structures.When the support system of the present embodiment is used for development machine radial support, can also effectively provide the balance counter-force of development machine rotation torque.In addition, this support system also can be applied to the full section in tunnel (tunnel), partial-size tunneling machine, controls development machine operating attitude and reaches and bear the tangential loading that work reaction torque forms.
As shown in Figures 3 to 5, broken rock drill bit 40 comprises that bit central axle 1-1 and two or more have the wing plate 1-2 of tendency side 1-3, wing plate 1-2 is uprightly arranged on the side elevation of bit central axle 1-1 along the axis of bit central axle 1-1, tendency side 1-3 is from top to bottom gradually near bit central axle 1-1, and the distance of tendency side 1-3 and bit central axle 1-1 is greater than zero, on tendency side 1-3, Hob for cutting rock is installed; Two Hob for cutting rock that install the upper end of tendency side 1-3 are limit cutter 1-4, and the width of two limit cutter 1-4 across strike side 1-3 is arranged; The Hob for cutting rock of installing from the length direction of the downward across strike side of limit cutter 1-4 1-3 is positive cutter 1-5, and the length direction of positive cutter 1-5 across strike side 1-3 is in one line from top to bottom.In the present embodiment, wing plate 1-2 is that six and wing plate 1-2 are uniformly distributed along the circumferencial direction of bit central axle 1-1; That is: along on the circumferencial direction of bit central axle 1-1, the angle between adjacent vanes 1-2 is 60 degree.
In order to prevent that the pilot shaft generation deflection in the situation that, deflection occurs along with the deflection of pilot shaft the pit shaft getting out, and is installed with pilot bit at the lower end head of bit central axle 1-1.Pilot bit comprises handstand round platform 1-6 and Hob for cutting rock, the upper bottom surface area of handstand round platform 1-6 is greater than the bottom surface area of handstand round platform 1-6, the upper bottom surface of handstand round platform 1-6 is fixedly connected with the lower end head of bit central axle 1-1 or is one-body molded, be arranged on cutter 1-7 centered by the Hob for cutting rock on the bottom surface of handstand round platform 1-6, the Hob for cutting rock being arranged on the side of handstand round platform 1-6 is positive cutter 1-5; Be arranged on positive cutter 1-5 on the tendency side 1-3 of any one wing plate 1-2 and form a positive cutter 1-5 group point-blank with the positive cutter 1-5 that is arranged on the side of handstand round platform 1-6 and close on this wing plate 1-2; And the positive cutter 1-5 of adjacent positive cutter 1-5 group circumferentially distributes alternately at bit central axle 1-1, like this rock is around carried out to comprehensive fragmentation, do not stay dead angle, and make shaft in wall smoother, can on shaft in wall, not form annular groove.
Owing to being provided with pilot bit, can effectively prevent that deflection occurs along with the deflection of pilot shaft the pit shaft getting out the in the situation that of pilot shaft generation deflection on the one hand; The rock that can fall top on the other hand (Hob for cutting rock on wing plate 1-2 in drilling process to produce in catalase process) carries out second-time breakage, repetition percentage of damage is high, avoids large rock mass to stop up pilot shaft and the dregs producing in drilling process can not be dropped on the dregs transport vehicle in tunnel, bottom along pilot shaft.
For the dregs that makes to produce in drilling process can successfully drop to pilot shaft well head along the space between adjacent vanes 1-2, the lower end head equal diameters of the upper bottom surface diameter of the round platform 1-6 that stands upside down in the present embodiment and bit central axle 1-1; Make the dregs producing in drilling process successfully to drop to pilot shaft well head along the space between adjacent vanes, and then dropped to smoothly on the dregs transport vehicle in tunnel, bottom along pilot shaft after pilot bit second-time breakage.Bit central axle 1-1 is 45 degree with the angle of tendency side 1-3, and the dregs that is so more conducive to produce in drilling process falls and falls on the dregs transport vehicle in tunnel, bottom along pilot shaft.In addition, limit cutter 1-4 and tendency side 1-3 removably connect, to crept into while carrying out equipment Removal, reduce diameter, and drill bit can be transported along vertical shaft smoothly.
In addition, between wing plate 1-2 in the present embodiment, be provided with maintenance ladder, change for drill bit maintenance and Hob for cutting rock; The top, upper end of bit central axle 1-1 is installed with flange 1-8, and the output main shaft lower end of shaft excavation machine rotary system drives and is connected with flange 1-8, to offer brokenly the pressure of the drill and the moment of torsion of rock drill bit 40 fractured rocks.
In the present embodiment, the center cutter 1-7 of employing and positive cutter 1-5 arrangement, cause pilot shaft diameter changing unit rock for broken raise boring machine pilot shaft rock deformation, also has the part of correction pilot shaft deflection, to meet engineering application.
Broken rock drill bit 40 tools in the present embodiment have the following advantages: (1) has been applicable to creep into vertical shaft under pilot shaft condition, and can correct pilot shaft deflection.(2) drill bit is established pilot bit part, adopts center cutter and positive cutter arrangement, causes pilot shaft diameter changing unit rock for broken raise boring machine pilot shaft rock deformation, also has the part of correction pilot shaft deflection, to meet engineering application.(3) repetition percentage of damage is high, and the rock fragment producing in drilling process is less.(4) dregs producing in drilling process and rock fragment can lean on deadweight successfully to drop on the transport vehicle in tunnel, bottom along pilot shaft, avoid using jacking equipment to be upwards transported to ground along the pit shaft having bored, not only save cost of labor, and operating efficiency is greatly high, accelerate the construction speed that pit shaft creeps into.
The utility model development machine is in the time of vertical shaft drilling construction: development machine driving is by broken rock drill bit 40, apply brokenly rock thrust and rotation torque to Hob for cutting rock, the broken rock of hobboing cutter is with extrusion machinery mode fractured rock, broken landwaste slides along shaft bottom, enter pilot shaft, drop to lower entry, loaded and transported by bottom slag-tapping system; The output main shaft of broken rock drill bit 40 and rotary drive system 30 is connected with flange, and output main shaft applies propulsive force and rotation torque to broken rock drill bit 40; The rotation torque of output main shaft, from the gear-box of rotary drive system 30, is rotated by four variable-frequency motor driven gear case gear trains in the present embodiment, realizes and slowing down, and reaches rotating speed, the moment of torsion of required output; The propulsive force (along exporting the axial of main shaft and vertical shaft) of output main shaft output, is produced by the propelling cylinder being connected on gear-box, by advancing gear-box to reach object from propulsive force to output main shaft that transmit; Gear-box can slide up and down along column 90 in main frame structure, this by propelling cylinder as power, the cylinder barrel of propelling cylinder is fixedly connected with the leg of frame of upper frame 10, the piston rod 80 of propelling cylinder is fixedly connected with gear-box, moving up and down of piston rod 80 by propelling cylinder, driven gear case moves up and down; The sliding rail that four columns 90 move up and down as gear-box, and broken gear-box rock reaction torque is delivered on main frame framework, by four upper supporting systems 50 and four lower support systems 60, be supported on well side crag, upper supporting system 50 and lower support system 60 are also born brokenly rock propulsive thrust again; Complete brokenly after rock, regain the gripper shoe 2-1 of support system, propelling cylinder retraction (cylinder barrel 70 of propelling cylinder drives main frame together near broken rock drill bit 40); Main frame structure axially moves down a segment distance along vertical shaft, and then support cylinder 2-2 promotion gripper shoe 2-1 continues to be supported on rock surface, after centering, continues next circulation and creeps into; Electric-control system 130, hydraulic system 120 and operating console 110 that development machine top arranges, the operation of application controls rig, and monitor running status; The safety guard plate arranging can be protected staff's safety; In addition, development machine can also be provided with pernicious gas and survey, and prevents that pernicious gas from transfiniting; Development machine can also be provided with control far away and monitoring system, can ground home remote-control operation under specific condition, and realize special formation condition and creep into.
Above-described embodiment is only for the invention example is clearly described, and the not restriction to the invention specific embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here without also giving exhaustive to all embodiments.And the apparent variation of being amplified out thus or variation are still among the protection domain in the invention claim.
Claims (10)
1. one kind is applicable to having pilot shaft to creep into the development machine of vertical shaft, it is characterized in that, comprise main frame structure, rotary drive system, broken rock drill bit, axial advance system and support system, rotary drive system, axial advance system and support system are arranged on respectively in main frame structure; The gripper shoe of support system can be along radially the moving reciprocatingly of main frame structure, to main frame structure is hovered in vertical shaft or along vertical shaft axially-movable; Rotary drive system drives and is connected to drive broken rock bit with broken rock drill bit; Axial advance system and rotary drive system drive connect in case promote rotary drive system together with broken rock drill bit along vertical shaft axially-movable.
2. be according to claim 1ly applicable to having pilot shaft to creep into the development machine of vertical shaft, it is characterized in that, main frame structure comprises upper frame, underframe and column, and one end of column is fixedly connected with upper frame, and the other end of column is fixedly connected with underframe; Axial advance system drive rotary drive system slides up and down along column.
3. be according to claim 2ly applicable to having pilot shaft to creep into the development machine of vertical shaft, it is characterized in that, on rotary drive system, offer the chute matching with column profile, rotary drive system is slidably installed in main frame structure by chute and column; Axial advance system is propelling cylinder, and any one in the two of the cylinder barrel of propelling cylinder and piston rod is fixedly connected with main frame structure, and another in the two of the cylinder barrel of propelling cylinder and piston rod is connected with rotary drive system.
4. be according to claim 3ly applicable to having pilot shaft to creep into the development machine of vertical shaft, it is characterized in that, support system comprises upper supporting system and lower support system, and upper supporting system is arranged on upper frame, and lower support system is arranged on underframe.
5. according to the arbitrary described applicable development machine that has pilot shaft to creep into vertical shaft of claim 2-4, it is characterized in that, on upper frame, be installed with safety guard plate, in safety guard plate, be separately installed with electric-control system, hydraulic system and operating desk.
6. according to the arbitrary described applicable development machine that has pilot shaft to creep into vertical shaft of claim 1-4, it is characterized in that, rotary drive system comprises motor, gear-box and output main shaft, the clutch end of motor drives and is connected with the power intake of gear-box, the clutch end of gear-box drives and is connected with the upper end of output main shaft, and the lower end of output main shaft is fixedly connected with broken rock drill bit.
7. be according to claim 4ly applicable to having pilot shaft to creep into the development machine of vertical shaft, it is characterized in that, upper frame and underframe are the rounded square framework of axial middle part hollow out, the leg of frame of upper frame and the leg of frame of underframe are corresponding one by one up and down, column be four and be all fixedly mounted on the leg of frame of upper frame and the leg of frame of underframe between, the cross section of column is the prism that is provided with fin on prism or side, the upper end of each column is fixedly connected with the leg of frame soffit of the upper frame directly over it, lower end is fixedly connected with the leg of frame upper surface of the underframe under it, upper supporting system is four and is arranged on respectively on four legs of frame of upper frame, and lower support system is four and is arranged on respectively on four legs of frame of underframe, rotary drive system comprises motor, gear-box and output main shaft, the clutch end of motor drives and is connected with the power intake of gear-box, the clutch end of gear-box drives and is connected with the upper end of output main shaft, and the lower end of output main shaft is fixedly connected with broken rock drill bit, propelling cylinder is four, wherein the cylinder barrel of two propelling cylinders is fixedly mounted on first leg of frame of upper frame, the cylinder barrel of two other propelling cylinder is fixedly mounted on second leg of frame of the upper frame relative with first leg of frame, the cylinder barrel of propelling cylinder all runs through the leg of frame from top to bottom and installs fixingly on the leg of frame, and the piston rod of propelling cylinder is connected with rotary drive system away from one end of cylinder barrel, the column of installing on first leg of frame is clipped between the cylinder barrel of two propelling cylinders installing on first leg of frame, and the column of installing on second leg of frame is clipped between the cylinder barrel of two propelling cylinders installing on second leg of frame.
8. be according to claim 7ly applicable to having pilot shaft to creep into the development machine of vertical shaft, it is characterized in that, upper supporting system and lower support system include gripper shoe, support cylinder and guide peg, one end and gripper shoe hinged inside that the cylinder barrel of support cylinder closes on gripper shoe are installed together, the cylinder barrel of support cylinder can enter or exit the second pilot hole on the leg of frame away from one end of gripper shoe, one end of guide peg is also installed together with gripper shoe hinged inside, the other end of guide peg extend in the first pilot hole on the leg of frame, between the cylinder barrel of support cylinder and the second pilot hole and between guide peg and the first pilot hole, be matched in clearance, the pushing ram of support cylinder passes the second pilot hole and is fixedly connected with the leg of frame by flange away from one end of cylinder barrel, guide peg is two, and lays respectively at the left and right sides of support cylinder, the jointed shaft of guide peg and gripper shoe is mutually vertical with the jointed shaft of cylinder barrel and gripper shoe, in pushing ram and along pushing ram, be axially drilled with the first oil inlet and oil return hole and the second oil inlet and oil return hole, the first oil inlet and oil return hole self-propelled bar extends to and plunger shaft fluid communication away from the end face of cylinder barrel one end, and the second oil inlet and oil return hole self-propelled bar extends to and rod end chamber fluid communication away from the end face of cylinder barrel one end.
9. be according to claim 8ly applicable to having pilot shaft to creep into the development machine of vertical shaft, it is characterized in that, broken rock drill bit comprises bit central axle and has the wing plate of tendency side, the upper end napex of bit central axle is fixedly connected with output main shaft by flange, wing plate is uprightly arranged on the side elevation of bit central axle along the axis of bit central axle, tendency side is from top to bottom gradually near bit central axle, and the distance of tendency side and bit central axle is greater than zero, on tendency side, Hob for cutting rock is installed; Wing plate is six and is uniformly distributed along the circumferencial direction of bit central axle, along on the circumferencial direction of bit central axle: the angle between adjacent vanes is 60 degree; The lower end head of bit central axle is installed with pilot bit, pilot bit comprises handstand round platform and Hob for cutting rock, the upper bottom surface area of handstand round platform is greater than the bottom surface area of handstand round platform, the upper bottom surface of handstand round platform is fixedly connected with the lower end head of bit central axle or is one-body molded, be arranged on cutter centered by the Hob for cutting rock on the bottom surface of handstand round platform, the Hob for cutting rock being arranged on the side of handstand round platform is positive cutter; The lower end head equal diameters of the upper bottom surface diameter of handstand round platform and bit central axle.
10. be according to claim 9ly applicable to having pilot shaft to creep into the development machine of vertical shaft, it is characterized in that, two Hob for cutting rock that install the upper end of tendency side are limit cutter, and the width of two limit cutter across strike sides is arranged; The Hob for cutting rock of installing from the length direction of the downward across strike side of limit cutter is positive cutter, and the length direction of positive cutter across strike side is in one line from top to bottom; Be arranged on positive cutter on the tendency side of any one wing plate and form a positive cutter group point-blank with the positive cutter that is arranged on the side of handstand round platform and close on this wing plate; And the positive cutter of adjacent positive cutter group circumferentially distributes alternately at bit central axle; Limit cutter removably connects with tendency side; Bit central axle is 45 degree with the angle of tendency side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320739402.4U CN203626843U (en) | 2013-11-22 | 2013-11-22 | Heading machine suitable for drilling shaft with pilot shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320739402.4U CN203626843U (en) | 2013-11-22 | 2013-11-22 | Heading machine suitable for drilling shaft with pilot shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203626843U true CN203626843U (en) | 2014-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320739402.4U Expired - Lifetime CN203626843U (en) | 2013-11-22 | 2013-11-22 | Heading machine suitable for drilling shaft with pilot shaft |
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| Country | Link |
|---|---|
| CN (1) | CN203626843U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103850685A (en) * | 2013-11-22 | 2014-06-11 | 北京中煤矿山工程有限公司 | Heading machine applicable to drill vertical well through pioneer well |
| CN104948192A (en) * | 2015-07-10 | 2015-09-30 | 北京中煤矿山工程有限公司 | Roadheader suitable for vertical shaft drilling in presence of pilot shaft |
| CN111005675A (en) * | 2019-12-18 | 2020-04-14 | 鲁德昊 | Self-sinking drilling equipment |
| CN111335897A (en) * | 2019-11-05 | 2020-06-26 | 中国铁建重工集团股份有限公司 | Shaft heading machine |
| CN111365000A (en) * | 2020-04-09 | 2020-07-03 | 中国铁建重工集团股份有限公司 | Main driving structure applied to super-large-diameter shaft heading machine |
| CN112253129A (en) * | 2020-09-07 | 2021-01-22 | 辽宁三三工业有限公司 | Full-automatic shaft shield constructs equipment |
| CN113250701A (en) * | 2021-06-15 | 2021-08-13 | 中国铁建重工集团股份有限公司 | Shaft heading machine and cutter head thereof |
-
2013
- 2013-11-22 CN CN201320739402.4U patent/CN203626843U/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103850685A (en) * | 2013-11-22 | 2014-06-11 | 北京中煤矿山工程有限公司 | Heading machine applicable to drill vertical well through pioneer well |
| CN103850685B (en) * | 2013-11-22 | 2016-06-15 | 北京中煤矿山工程有限公司 | A kind of be applicable to having lead the development machine that well creeps into vertical shaft |
| CN104948192A (en) * | 2015-07-10 | 2015-09-30 | 北京中煤矿山工程有限公司 | Roadheader suitable for vertical shaft drilling in presence of pilot shaft |
| CN111335897A (en) * | 2019-11-05 | 2020-06-26 | 中国铁建重工集团股份有限公司 | Shaft heading machine |
| CN111335897B (en) * | 2019-11-05 | 2021-07-30 | 中国铁建重工集团股份有限公司 | Shaft heading machine |
| CN111005675A (en) * | 2019-12-18 | 2020-04-14 | 鲁德昊 | Self-sinking drilling equipment |
| CN111005675B (en) * | 2019-12-18 | 2021-02-19 | 鲁德昊 | Self-sinking drilling equipment |
| CN111365000A (en) * | 2020-04-09 | 2020-07-03 | 中国铁建重工集团股份有限公司 | Main driving structure applied to super-large-diameter shaft heading machine |
| CN111365000B (en) * | 2020-04-09 | 2021-11-23 | 中国铁建重工集团股份有限公司 | Main driving structure applied to super-large-diameter shaft heading machine |
| CN112253129A (en) * | 2020-09-07 | 2021-01-22 | 辽宁三三工业有限公司 | Full-automatic shaft shield constructs equipment |
| CN113250701A (en) * | 2021-06-15 | 2021-08-13 | 中国铁建重工集团股份有限公司 | Shaft heading machine and cutter head thereof |
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| C14 | Grant of patent or utility model | ||
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Granted publication date: 20140604 |