CN203201472U - Rock drilling machine and rotary-cut percussion drilling system thereof - Google Patents
Rock drilling machine and rotary-cut percussion drilling system thereof Download PDFInfo
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- CN203201472U CN203201472U CN 201320204597 CN201320204597U CN203201472U CN 203201472 U CN203201472 U CN 203201472U CN 201320204597 CN201320204597 CN 201320204597 CN 201320204597 U CN201320204597 U CN 201320204597U CN 203201472 U CN203201472 U CN 203201472U
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- 238000005553 drilling Methods 0.000 title claims abstract description 222
- 238000009527 percussion Methods 0.000 title claims abstract description 38
- 239000011435 rock Substances 0.000 title claims abstract description 34
- 230000005540 biological transmission Effects 0.000 claims abstract description 25
- 230000001360 synchronised effect Effects 0.000 claims abstract description 20
- 230000002093 peripheral effect Effects 0.000 claims description 20
- 238000004146 energy storage Methods 0.000 claims description 13
- 230000003116 impacting effect Effects 0.000 claims description 9
- 239000002689 soil Substances 0.000 claims description 9
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 230000009365 direct transmission Effects 0.000 abstract 1
- 238000003754 machining Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 9
- 238000010276 construction Methods 0.000 description 8
- 241001074085 Scophthalmus aquosus Species 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000010412 perfusion Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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- 238000005516 engineering process Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
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Abstract
The utility model relates to a rock drilling machine and a rotary-cut percussion drilling system of the rock drilling machine. The rotary-cut percussion drilling system comprises a drill rod, wherein the lower end of the drill rod is used for being in transmission connection with a drill bit. The upper end of the drill rod is assembled on a connecting base in a rotating mode, wherein the connecting base moves synchronously with the drill rod in the vertical direction and is used for being assembled on a corresponding drilling machining mast. The rotary-cut percussion drilling system further comprises an impacter used for outputting vibration impact force and a rotary power head used for outputting rotating torque. The power output end of the impacter is in direct transmission connection with the drill rod to drive the drill rod to impact and vibrate vertically or to drive the drill rod to impact and vibrate vertically through the drill bit. The power output end of the rotary power head is in transmission connection with the drill rod through a spline fit structure. A synchronous connection structure is arranged on the connecting base, wherein the synchronous connection structure is connected with a shell body of the rotary power head in a locking mode and enables the connecting base and the rotary power head to vibrate synchronously in the vertical direction. The rock drilling machine and the rotary-cut percussion drilling system of the rock drilling machine solve the problem that in the prior art, a drive spline is easy to wear due to the fact that the drive spline bears the sliding friction force in the vertical direction.
Description
Technical field
The utility model relates to piling machinery equipment, relates in particular to a kind of rock entering drilling machine and rotary-cut percussion drilling system thereof.
Background technology
For the drill bit that can make rig pierces in the rock smoothly, often need to go into rock smoothly to what the impact energy that drill bit applies certain frequency could realize drill bit, this rig that digs rock that can bore is called rock entering drilling machine.Rotary-cut percussion drilling system plays crucial effects to the drilling effect of a rock entering drilling machine; rotary-cut percussion drilling system such as the Chinese patent CN202227979U of existing rock entering drilling machine disclosed " the stake worker unit head of a kind of hydraulic vibration impactor and formation thereof "; stake worker unit head comprises for direct or indirect concrete perfusion; the water of positive reverse circulation drilling or the interior pipe of mud; the periphery coaxial package of interior pipe has protection tube (being drilling rod); the upper end of protection tube rotate be assemblied in one with the Connection Block of corresponding rig mast guiding slidable fit on; the lower end spline of protection tube is connected with drill bit; interior pipe is provided with for applying the hydraulic vibration impactor of impact energy to the rotary power head of drill bit output driving torque with to drill bit, and drill bit comprises the rotating part that is in transmission connection with rotary power head and the oscillating component that is in transmission connection with the hydraulic vibration impactor.During work; interior pipe does not rotate, and protection tube and drill bit rotate under the driving of rotary power head, and the hydraulic vibration impactor then applies the vibratory impulse energy of certain frequency to drill bit; drill bit can be while the drilling construction that carries out that rotates, vibrates like this, and Connection Block also can move down along with moving down of drill bit.Though existing this stake worker unit head has been realized the course of work of vibro-drilling, but adopt the hydraulic vibration impactor to apply the vibratory impulse energy to drill bit, the complex structure of hydraulic vibration impactor, and the manufacture difficulty of each hydraulic packing element is big, cause the cost of hydraulic vibration impactor very high, finally cause a manufacturing cost of worker's unit head very high, be unfavorable for the popularization of equipment; In addition, the more important thing is, the rotating part of drill bit and oscillating component are in transmission connection by the drive splines spline, the hydraulic vibration impactor is when drill hammer, oscillating component also can carry out moving up and down in the subrange along drive splines, oscillating component one edge drive splines moves up and down like this, rotary drilling on one side, drive splines not only will play a part to transmit moment of torsion, also to bear the force of sliding friction of rotating part when moving up and down simultaneously, rotating part is bigger to the wearing and tearing of drive splines, the application life of drive splines is shorter, causes the application life of whole drill bit shorter.
The utility model content
The purpose of this utility model is to provide a kind of rotary-cut percussion drilling system, to solve in the prior art drive splines because bearing the force of sliding friction problem easy to wear on the above-below direction; The purpose of this utility model also is to provide a kind of rock entering drilling machine that uses this drilling system.
In order to address the above problem, the technical scheme of rotary-cut percussion drilling system is in the utility model:
The rotary-cut percussion drilling system of rock entering drilling machine, comprise that the lower end is used for the drilling rod that is in transmission connection with drill bit, the upper end of drilling rod is rotated and is assemblied in and drilling rod same moved further on above-below direction, and for the Connection Block that is assemblied on the corresponding rig mast, described rotary-cut percussion drilling system also comprises for the impactor of output vibratory impulse power and is used for the rotary power head of output driving torque, the clutch end of described impactor and described drilling rod directly are in transmission connection and drive described drilling rod up-down vibration or drive described drilling rod up-down vibration by drill bit, the clutch end of rotary power head and drilling rod are in transmission connection by the spline fitted structure, and described Connection Block is provided with the housing spline of rotary power head and is connected, and make the synchronous syndeton of Connection Block and rotary power head synchronous vibration on above-below direction.
Described rotary power head is sheathed on the periphery of described drilling rod, the length of the drive splines of described spline fitted structure is extended along the vertical direction and is arranged on the outer peripheral face of described drilling rod, described synchronous syndeton comprises the loading cylinder that axis extends along the vertical direction, the cylinder body that loads cylinder links to each other with Connection Block, and the piston rod that loads cylinder links to each other with the housing of rotary power head.
Described drilling rod comprises the driving drilling rod that is connected on the described Connection Block and the replacing drilling rod that is assigned in driving drilling rod lower end by the releasable connection structure as dismountable, described drive splines is arranged on the described driving drilling rod, the upper end of described drive splines extends to the upper end of described driving drilling rod, the lower end of described drive splines extends to the bottom of described driving drilling rod, described impactor is arranged at and drives drilling rod inside, and the clutch end of impactor is in transmission connection with the drive block that is arranged on the driving drilling rod inner peripheral surface.
Described replacing drilling rod has for the outer peripheral face that corresponding brill soil is squeezed into drill hole wall, and the diameter of described replacing drilling rod is not less than the maximum gauge of corresponding drill bit.
Described drive splines is arranged on the described drilling rod epimere outer peripheral face, the hypomere outer peripheral face of described drilling rod is provided with the helical blade for gang drill soil, the external diameter of described helical blade is not more than the maximum gauge of corresponding drill bit, and the clutch end of described impactor drives the drilling rod up-down vibration by driving corresponding drill bit up-down vibration.
Coaxial line is equipped with interior pipe in the described drilling rod, described impactor comprises in the coaxial annular space that is arranged between described interior pipe and the drilling rod, and can move up and down the impact cover of drill hammer, be provided with spring fastening in the top of impacting cover on the inwall of described drilling rod, be top-loaded with energy-stored spring between described spring fastening and the described impact cover, described impact puts and is connected with along the axially extended boom hoist cable of drilling rod, described impactor comprises that also driving described impact by the pulling boom hoist cable puts and move, and make the hoisting mechanism that impacts the described energy-stored spring energy storage of cover compression, described hoisting mechanism after the energy-stored spring energy storage finishes, unclamp described boom hoist cable and make described impact be enclosed within deadweight and energy-stored spring to discharge drill hammer under the acting in conjunction of energy.
The technical scheme of rock entering drilling machine is in the utility model:
Rock entering drilling machine, comprise drill bit, rotary-cut percussion drilling system and the rig pile frame that is provided with the rig mast, rotary-cut percussion drilling system comprises the drilling rod that lower end and drill bit are in transmission connection, the upper end of drilling rod is rotated and is assemblied in and drilling rod same moved further on above-below direction, and be assemblied on the Connection Block on the rig mast, described rotary-cut percussion drilling system also comprises for the impactor of output vibratory impulse power and is used for the rotary power head of output driving torque, the clutch end of described impactor and described drilling rod directly are in transmission connection and drive described drilling rod up-down vibration or drive described drilling rod up-down vibration by drill bit, the clutch end of rotary power head and drilling rod are in transmission connection by the spline fitted structure, and described Connection Block is provided with the housing spline of rotary power head and is connected, and make the synchronous syndeton of Connection Block and rotary power head synchronous vibration on above-below direction.
Described rotary power head is sheathed on the periphery of described drilling rod, the length of the drive splines of described spline fitted structure is extended along the vertical direction and is arranged on the outer peripheral face of described drilling rod, described synchronous syndeton comprises the loading cylinder that axis extends along the vertical direction, the cylinder body that loads cylinder links to each other with Connection Block, and the piston rod that loads cylinder links to each other with the housing of rotary power head.
Described drilling rod comprises the driving drilling rod that is connected on the described Connection Block and the replacing drilling rod that is assigned in driving drilling rod lower end by the releasable connection structure as dismountable, described drive splines is arranged on the described driving drilling rod, the upper end of described drive splines extends to the upper end of described driving drilling rod, the lower end of described drive splines extends to the bottom of described driving drilling rod, described impactor is arranged at and drives drilling rod inside, and the clutch end of impactor is in transmission connection with the drive block that is arranged on the driving drilling rod inner peripheral surface.
Coaxial line is equipped with interior pipe in the described drilling rod, described impactor comprises in the coaxial annular space that is arranged between described interior pipe and the drilling rod, and can move up and down the impact cover of drill hammer, be provided with spring fastening in the top of impacting cover on the inwall of described drilling rod, be top-loaded with energy-stored spring between described spring fastening and the described impact cover, described impact puts and is connected with along the axially extended boom hoist cable of drilling rod, described impactor comprises that also driving described impact by the pulling boom hoist cable puts and move, and make the hoisting mechanism that impacts the described energy-stored spring energy storage of cover compression, described hoisting mechanism after the energy-stored spring energy storage finishes, unclamp described boom hoist cable and make described impact be enclosed within deadweight and energy-stored spring to discharge drill hammer under the acting in conjunction of energy.
The beneficial effects of the utility model are: during work, impactor drives the drilling rod up-down vibration, drilling rod drives the synchronous up-down vibration of Connection Block, Connection Block is by the synchronous up-down vibration of synchronous syndeton driven rotary unit head, thereby making between rotary power head and the drilling rod is synchronous vibration up and down, can not produce the relative slide displacement on the above-below direction between rotary power head and the drilling rod, the drive splines in the spline fitted structure can not be worn, thereby has guaranteed the application life of drive splines.
Further, load cylinder and rotary power head can be pushed into lower position, because the weight of rotary power head is heavier, so just can reduce the focus of work of rotary-cut percussion drilling system in drilling process, thereby guarantee the stability of creeping into of rotary-cut percussion drilling system, also reduce the structural strength requirement of rotary-cut percussion drilling system to corresponding rig pile frame, can reduce weight and the size of rig pile frame accordingly, and then reduced the cost of manufacture of rig; Loading cylinder can also be according to needs of production, and the real-time height to rotary power head is adjusted, thereby satisfies various condition of construction requirements.
Further, when carrying out drilling construction, hoisting mechanism impacts to put by the wire rope pulling and moves, and puts in the process of moving in impact, impacts the energy storage of cover compressing energy-stored spring; After the energy-stored spring energy storage finishes, hoisting mechanism unclamps boom hoist cable, impact be enclosed within dead weight and energy-stored spring discharge can acting in conjunction under drilling rod, drill bit are impacted, while drill bit can rotate, vibrate, thereby realization is gone into rock accordingly and is crept into.The use of energy-stored spring has increased on the one hand and has impacted cover to the impact force of drill bit, has shortened the shift motion that impacts cover, impacts the downward impact velocity of cover by increasing simultaneously, has increased in the unit interval, impacts cover to the frequency of impact of drill bit.Impactor in the utility model is simple in structure, does not have the complicated big hydraulic packing element of manufacture difficulty, greatly reduces manufacturing cost.
Description of drawings
Fig. 1 is the structural representation of the embodiment 1 of rock entering drilling machine in the utility model, also is the use state diagram of an embodiment of rotary-cut percussion drilling system in the utility model simultaneously;
Fig. 2 is the structural representation of the embodiment 2 of rock entering drilling machine in the utility model.
The specific embodiment
The embodiment 1 of rock entering drilling machine is as shown in Figure 1: comprise walking mechanism and be arranged at rig pile frame (not shown) on the walking mechanism, the rig pile frame is provided with the rig mast, and mast is provided with rotary-cut percussion drilling system.The interior pipe 3 and the drilling rod that are coaxially set inside and outside rotary-cut percussion drilling system comprises, interior pipe is useful on direct or indirect concrete perfusion, the water of positive reverse circulation drilling or the endoporus of mud, the lower end of drilling rod is set with drill bit 14, and the upper end of drilling rod is rotated and is assemblied in drilling rod in same moved further on the above-below direction and be assemblied on the Connection Block 7 on the rig mast.Drilling rod comprises the driving drilling rod 12 that is connected on the Connection Block and the replacing drilling rod 13 that is assigned in driving drilling rod lower end by the releasable connection structure as dismountable, changing drilling rod has a plurality of, can add according to boring dark needs, the releasable connection structure comprises being arranged at and drives drilling rod and change the inside and outside side's inserting structure between the drilling rod and be arranged on inside and outside side's inserting structure anticreep pin for anticreep, change drilling rod and have for the outer peripheral face that corresponding brill soil is squeezed into drill hole wall, the diameter of changing drilling rod equals the maximum gauge of drill bit.The outer race that drives drilling rod is provided with for the rotary power head 11 of exporting driving torque, the clutch end of rotary power head is in transmission connection by spline fitted structure and driving drilling rod, the length of the drive splines 9 of spline fitted structure is extended along the vertical direction and is arranged on the outer peripheral face that drives drilling rod, the upper end of drive splines extends to the upper end that drives drilling rod, and the lower end of drive splines extends to the bottom that drives drilling rod.Connection Block is provided with the synchronous syndeton that is connected and makes the synchronous vibration on above-below direction of Connection Block and rotary power head with the housing spline of rotary power head, syndeton comprises the loading cylinder that two axis extend along the vertical direction synchronously, each cylinder body 8 that loads cylinder links to each other with Connection Block, and each piston rod 10 that loads cylinder links to each other with the housing of rotary power head.Rotary-cut percussion drilling system also comprises to drilling rod, the impactor of drill bit output vibratory impulse power, impactor comprises the impact cover 5 in the gap that is arranged between interior pipe and the driving drilling rod, impact cover mobile being set on the interior pipe of guiding along the vertical direction, be provided with spring fastening 2 in the top of impacting cover on the inwall of drilling rod, be top-loaded with energy-stored spring 4 between the upper end of spring fastening and impact cover, the periphery of pipe in energy-stored spring 4 is located on, the lower end of impacting cover is in transmission connection with the drive block 6 that is arranged on the driving drilling rod inner peripheral surface, the upper end of impacting cover is connected with boom hoist cable 1, impactor also comprises drive impacting to put by the pulling boom hoist cable and moves, and make the hoisting mechanism that impacts the energy storage of cover compression energy-stored spring, hoisting mechanism after the energy-stored spring energy storage finishes, unclamp boom hoist cable and make to impact and be enclosed within deadweight and energy-stored spring and discharge drill hammer under the acting in conjunction of energy.Hoisting mechanism is gaslift formula hoisting mechanism, comprise pneumatic type lifting cylinder, the lifting cylinder comprises the piston rod of pilot seal slidable fit in cylinder body and the cylinder body, cylinder body is provided with air inlet port and exhaust opening, and (the lifting cylinder is prior art, its concrete structure no longer describes in detail herein), boom hoist cable is connected in the upper end of piston rod can be by the piston rod lifting, piston rod is in the lifting process, the air inlet port air inlet, the gas outlet is closed by respective valve, piston rod moves up to drive on the boom hoist cable and moves, and impacts the energy storage of cover compressing energy-stored spring; After the energy-stored spring end, air inlet port stops air inlet, and the valve on the gas outlet is opened, thereby piston rod falls to unclamping boom hoist cable rapidly, and piston rod just can drill hammer under the acting in conjunction of impacting cover deadweight and energy-stored spring release energy.
In use, rotary power head is to drilling rod, drill bit output driving torque, and impactor is then to drilling rod, drill bit output impact force, while drill bit rotates, impacts corresponding rock stratum, can realize that rotary cutting is gone into rock fast to creep into.Impactor adopts the rope hoisting formula to impact, and is simple in structure, also do not need the hydraulic packing device that manufacture difficulty is big, cost of manufacture is high simultaneously, greatly reduces the manufacturing cost of product.Simultaneously, the outer peripheral face that the brill regolith that drills through is changed drilling rod is squeezed into borehole wall, has realized the no boring mud construction at the weak soil layer; When the normal rotary-cut percussion drilling of rig, rotary power head can not produce sliding friction to drive splines, has guaranteed the application life of drive splines; Load cylinder and can adjust the upper-lower position of rotary power head, thus the center of gravity height of adjustment rotary-cut percussion drilling system, to be suitable for various construction requirements.The utility model is a kind of impact energy and rotary-cut the going into the rock drilling apparatus fast, having solved and gone into rock in the prior art and creep into a difficult problem and drilling apparatus drive splines and can realize that because of the force of sliding friction problem easy to wear of bearing on the above-below direction drilling rod rapid abutting joint reduces rig pylon height and improves safety saving cost simultaneously of acting that can superpose.Part 50 expressions are opened in the spiral casting groove on the drilling rod outer peripheral face among the figure, and the soil density adjusting of being convenient in the certain depth scope realizes not casting drilling construction.
In other embodiment of this rock entering drilling machine: when not needing that rotary power head is carried out upper-lower position when adjusting, synchronously syndeton can also be connecting rod or the adapter sleeve that is connected between the housing of Connection Block and rotary power head, this moment, the length of drive splines did not need oversizely, only need meet the transmission requirement and get final product; Certainly rotary power head also can be arranged at drilling rod inside, and the drive splines on the inner peripheral surface of the clutch end of rotary power head and driving drilling rod is in transmission connection at this moment; Being arranged at the releasable connection structure that drives drilling rod and change between the drilling rod can also be screw connection structure; Hoisting mechanism can also be that liquid is lifted the formula hoisting mechanism, and the operating principle that liquid is lifted formula hoisting mechanism and gaslift formula hoisting mechanism is similar, and just the power source that adopts is hydraulic-driven; Certainly hoisting mechanism can also be the mechanical type hoisting mechanism, such as by the eccentric wheel boom hoist cable with unclamp wire rope, the mechanical type hoisting mechanism belongs to prior art, and its concrete structure no longer describes in detail; The diameter of changing drilling rod also can be greater than the maximum gauge of drill bit; Interior pipe can not established yet, and this moment, rig only had the boring function, after drilling rod has bored the hole, drilling rod is proposed by in holing, and carry out corresponding concrete pouring construction subsequently, and when managing in not having, the clutch end of impactor can be solid column structure; Certainly impactor can also be air hammer or hydraulic impacter, and this moment, impactor can not be arranged at the inside of drilling rod, such as was arranged at the upper end of drilling rod, and the clutch end of impactor impacts the upper end of drilling rod.
The embodiment 2 of rock entering drilling machine is as shown in Figure 2: embodiment 2 as different from Example 1, the as a whole structure drilling rod of drilling rod, the lower, outer perimeter face of drilling rod is provided with the helical blade 15 for deslagging, the external diameter of helical blade is not more than the maximum gauge of drill bit, and the impact cover of impactor drives the drilling rod up-down vibration by drill hammer.Rock entering drilling machine in the present embodiment has been applicable to construction when a small amount of boring mud is discharged, the external diameter of helical blade is not more than the maximum gauge of drill bit, helical blade is not born the task of creeping into, only play a part upwards to carry and bore soil, bore soil in the course of conveying that makes progress, part is bored regolith helical blade and is squeezed into borehole wall, and part is bored the regolith and is delivered to the face of land.
The embodiment of rotary-cut percussion drilling system is shown in Fig. 1 ~ 2: the concrete structure of rotary-cut percussion drilling system is identical with the rotary-cut percussion drilling system described in above-mentioned each rock entering drilling machine embodiment, is not described in detail in this.
Claims (10)
1. the rotary-cut percussion drilling system of rock entering drilling machine, comprise that the lower end is used for the drilling rod that is in transmission connection with drill bit, the upper end of drilling rod is rotated and is assemblied in and drilling rod same moved further on above-below direction, and for the Connection Block that is assemblied on the corresponding rig mast, described rotary-cut percussion drilling system also comprises for the impactor of output vibratory impulse power and is used for the rotary power head of output driving torque, it is characterized in that: the clutch end of described impactor and described drilling rod directly are in transmission connection and drive described drilling rod up-down vibration or drive described drilling rod up-down vibration by drill bit, the clutch end of rotary power head and drilling rod are in transmission connection by the spline fitted structure, and described Connection Block is provided with the housing spline of rotary power head and is connected, and make the synchronous syndeton of Connection Block and rotary power head synchronous vibration on above-below direction.
2. rotary-cut percussion drilling according to claim 1 system, it is characterized in that: described rotary power head is sheathed on the periphery of described drilling rod, the length of the drive splines of described spline fitted structure is extended along the vertical direction and is arranged on the outer peripheral face of described drilling rod, described synchronous syndeton comprises the loading cylinder that axis extends along the vertical direction, the cylinder body that loads cylinder links to each other with described Connection Block, and the piston rod that loads cylinder links to each other with the housing of rotary power head.
3. rotary-cut percussion drilling according to claim 2 system, it is characterized in that: described drilling rod comprises the driving drilling rod that is connected on the described Connection Block and the replacing drilling rod that is assigned in driving drilling rod lower end by the releasable connection structure as dismountable, described drive splines is arranged on the described driving drilling rod, the upper end of described drive splines extends to the upper end of described driving drilling rod, the lower end of described drive splines extends to the bottom of described driving drilling rod, described impactor is arranged at and drives drilling rod inside, and the clutch end of impactor is in transmission connection with the drive block that is arranged on the driving drilling rod inner peripheral surface.
4. rotary-cut percussion drilling according to claim 3 system is characterized in that: described replacing drilling rod has for boring the outer peripheral face that soil is squeezed into drill hole wall with corresponding, and the diameter of described replacing drilling rod is not less than the maximum gauge of corresponding drill bit.
5. rotary-cut percussion drilling according to claim 2 system, it is characterized in that: described drive splines is arranged on the described drilling rod epimere outer peripheral face, the hypomere outer peripheral face of described drilling rod is provided with the helical blade for gang drill soil, the external diameter of described helical blade is not more than the maximum gauge of corresponding drill bit, and the clutch end of described impactor drives the drilling rod up-down vibration by driving corresponding drill bit up-down vibration.
6. according to any described rotary-cut percussion drilling system of claim 1 ~ 5, it is characterized in that: coaxial line is equipped with interior pipe in the described drilling rod, described impactor comprises in the coaxial annular space that is arranged between described interior pipe and the drilling rod, and can move up and down the impact cover of drill hammer, be provided with spring fastening in the top of impacting cover on the inwall of described drilling rod, be top-loaded with energy-stored spring between described spring fastening and the described impact cover, described impact puts and is connected with along the axially extended boom hoist cable of drilling rod, described impactor comprises that also driving described impact by the pulling boom hoist cable puts and move, and make the hoisting mechanism that impacts the described energy-stored spring energy storage of cover compression, described hoisting mechanism after the energy-stored spring energy storage finishes, unclamp described boom hoist cable and make described impact be enclosed within deadweight and energy-stored spring to discharge drill hammer under the acting in conjunction of energy.
7. rock entering drilling machine, comprise drill bit, rotary-cut percussion drilling system and the rig pile frame that is provided with the rig mast, rotary-cut percussion drilling system comprises the drilling rod that lower end and drill bit are in transmission connection, the upper end of drilling rod is rotated and is assemblied in and drilling rod same moved further on above-below direction, and be assemblied on the Connection Block on the rig mast, described rotary-cut percussion drilling system also comprises for the impactor of output vibratory impulse power and is used for the rotary power head of output driving torque, it is characterized in that: the clutch end of described impactor and described drilling rod directly are in transmission connection and drive described drilling rod up-down vibration or drive described drilling rod up-down vibration by drill bit, the clutch end of rotary power head and drilling rod are in transmission connection by the spline fitted structure, and described Connection Block is provided with the housing spline of rotary power head and is connected, and make the synchronous syndeton of Connection Block and rotary power head synchronous vibration on above-below direction.
8. rock entering drilling machine according to claim 7, it is characterized in that: described rotary power head is sheathed on the periphery of described drilling rod, the length of the drive splines of described spline fitted structure is extended along the vertical direction and is arranged on the outer peripheral face of described drilling rod, described synchronous syndeton comprises the loading cylinder that axis extends along the vertical direction, the cylinder body that loads cylinder links to each other with Connection Block, and the piston rod that loads cylinder links to each other with the housing of rotary power head.
9. rock entering drilling machine according to claim 8, it is characterized in that: described drilling rod comprises the driving drilling rod that is connected on the described Connection Block and the replacing drilling rod that is assigned in driving drilling rod lower end by the releasable connection structure as dismountable, described drive splines is arranged on the described driving drilling rod, the upper end of described drive splines extends to the upper end of described driving drilling rod, the lower end of described drive splines extends to the bottom of described driving drilling rod, described impactor is arranged at and drives drilling rod inside, and the clutch end of impactor is in transmission connection with the drive block that is arranged on the driving drilling rod inner peripheral surface.
10. according to any described rock entering drilling machine of claim 7 ~ 9, it is characterized in that: coaxial line is equipped with interior pipe in the described drilling rod, described impactor comprises in the coaxial annular space that is arranged between described interior pipe and the drilling rod, and can move up and down the impact cover of drill hammer, be provided with spring fastening in the top of impacting cover on the inwall of described drilling rod, be top-loaded with energy-stored spring between described spring fastening and the described impact cover, described impact puts and is connected with along the axially extended boom hoist cable of drilling rod, described impactor comprises that also driving described impact by the pulling boom hoist cable puts and move, and make the hoisting mechanism that impacts the described energy-stored spring energy storage of cover compression, described hoisting mechanism after the energy-stored spring energy storage finishes, unclamp described boom hoist cable and make described impact be enclosed within deadweight and energy-stored spring to discharge drill hammer under the acting in conjunction of energy.
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| CN 201320204597 CN203201472U (en) | 2013-04-22 | 2013-04-22 | Rock drilling machine and rotary-cut percussion drilling system thereof |
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| CN 201320204597 CN203201472U (en) | 2013-04-22 | 2013-04-22 | Rock drilling machine and rotary-cut percussion drilling system thereof |
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| CN104895487A (en) * | 2015-06-17 | 2015-09-09 | 广西恒日科技有限公司 | Combined drilling machine |
| CN106194038A (en) * | 2016-09-26 | 2016-12-07 | 安徽理工大学 | A kind of reinforcement instrument of rotary bit |
| CN106522844A (en) * | 2016-11-10 | 2017-03-22 | 王天勇 | Cross-shaped impact drill bit structure, rotary excavating machine drill bit comprising same and application of rotary excavating machine drill bit |
| CN107420032A (en) * | 2017-05-11 | 2017-12-01 | 能诚集团有限公司 | Churn drilling tools and the percussive drill with the churn drilling tools |
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| CN109488221A (en) * | 2018-11-26 | 2019-03-19 | 邹城兖矿泰德工贸有限公司 | Drill pipe for hard rocks |
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| WO2021120720A1 (en) * | 2019-12-16 | 2021-06-24 | 中国石油化工股份有限公司 | Well drilling tool and method for determining parameter thereof |
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| CN111579287A (en) * | 2020-06-18 | 2020-08-25 | 河南理工大学 | A bauxite sampling device capable of stratified sampling |
| CN111691819A (en) * | 2020-07-10 | 2020-09-22 | 中煤特殊凿井有限责任公司 | Percussion drill suitable for rotary drilling machine |
| CN113289990A (en) * | 2021-05-21 | 2021-08-24 | 长安大学 | Dredging equipment for small-diameter drainage blind pipe of tunnel and working method of dredging equipment |
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