CN111441715A - Dense hole pre-loosening hard inclined rock construction device and construction method thereof - Google Patents
Dense hole pre-loosening hard inclined rock construction device and construction method thereof Download PDFInfo
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- CN111441715A CN111441715A CN202010252690.5A CN202010252690A CN111441715A CN 111441715 A CN111441715 A CN 111441715A CN 202010252690 A CN202010252690 A CN 202010252690A CN 111441715 A CN111441715 A CN 111441715A
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- 238000010276 construction Methods 0.000 title claims abstract description 71
- 239000011435 rock Substances 0.000 title claims abstract description 64
- 238000005553 drilling Methods 0.000 claims abstract description 167
- 230000007246 mechanism Effects 0.000 claims abstract description 70
- 238000000034 method Methods 0.000 claims description 10
- 239000002893 slag Substances 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 3
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 12
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 4
- 235000011613 Pinus brutia Nutrition 0.000 description 4
- 241000018646 Pinus brutia Species 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 3
- 239000013049 sediment Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000001680 brushing effect Effects 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 235000015067 sauces Nutrition 0.000 description 2
- 238000005253 cladding Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009527 percussion Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/02—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting
- E21B7/022—Control of the drilling operation; Hydraulic or pneumatic means for activation or operation
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/16—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using gaseous fluids
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B3/00—Rotary drilling
- E21B3/02—Surface drives for rotary drilling
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B44/00—Automatic control systems specially adapted for drilling operations, i.e. self-operating systems which function to carry out or modify a drilling operation without intervention of a human operator, e.g. computer-controlled drilling systems; Systems specially adapted for monitoring a plurality of drilling variables or conditions
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/002—Drilling with diversely driven shafts extending into the borehole
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/02—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting
- E21B7/025—Rock drills, i.e. jumbo drills
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a dense hole pre-hard sloping rock construction device and a construction method thereof, belonging to the field of civil engineering construction, wherein a laser emitter and an external laser receiver arranged on the pre-hard sloping rock to be piled are used for emitting and receiving laser, the laser emitting position of the laser emitter is adjusted by a lifting device and a driving device so as to find out the drilling and piling position of a drilling mechanism vertical to the direction of the pre-hard sloping rock, and the drilling operation of the drilling mechanism is well guided by the matching of a guide cylinder and a pushing mechanism, thereby effectively avoiding the deviation of the drilling mechanism caused by external environmental factors, realizing the pre-drilling by a plurality of pre-drilling rods arranged at the front end of the guide cylinder, further improving the stability of the guide cylinder and improving the drilling accuracy of the drilling mechanism, and an air compressor is used for deslagging the hole drilled and piled.
Description
Technical Field
The invention relates to the field of civil engineering construction, in particular to a dense hole pre-loosing hard inclined rock construction device and a construction method thereof.
Background
A drilling pile method is usually adopted on a base surface when a railway, a bridge and the like are constructed, a percussion drilling construction method is usually adopted for the drilling pile, but when the drilling pile meets a slope rock surface or a hard stone, the drilling device usually needs to drill and pile in a mode of being perpendicular to an inclined surface, and a hole is drilled in a mode of being perpendicular to the inclined surface, so that the piling construction effect is good.
The inclined plane is different from the ground, the drilling construction difficulty is high, the drilling tool is not easy to find the optimal drilling angle vertical to the inclined plane, the construction progress is slow, labor and effort are wasted, the construction period is influenced, meanwhile, the drilling tool generates deflection deformation under the influence of impact, torsion, gravity and other external environment factors, the drilling tool is easy to cause the deviation of the drilled hole, and if measures or measures are not taken in the drilling process, the deviation of the drilled hole is easy to cause and becomes a waste hole.
Therefore, the dense hole pre-loosing hard inclined rock construction device and the construction method thereof are used for effectively improving the sauce brushing quality of the existing sauce brushing device.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide a dense hole pre-loosening inclined rock construction device and a construction method thereof, wherein a lifting device, a driving device and a laser transmitter are used in a matched manner, the laser transmitter and an external laser receiver arranged on pre-loosening inclined rock to be piled are used for transmitting and receiving laser, the laser transmitting position of the laser transmitter is adjusted through the lifting device and the driving device so as to find the drilling and piling position of a drilling mechanism vertical to the direction of the pre-loosening inclined rock, after the drilling position of the drilling mechanism is positioned, a guide cylinder is abutted against the pre-loosening inclined rock to be constructed through the matching of the guide cylinder and a pushing mechanism, the guide cylinder is sleeved on the outer side of the drilling mechanism to play a good role in guiding the drilling operation of the drilling mechanism, and the drilling mechanism is effectively prevented from deviating holes due to external environmental factors, and set up a plurality of pre-drilling poles in guide cylinder front end and realize carrying out the pre-drilling around the drilling pile position, a plurality of intensive holes of pre-drilling have further improved the firm degree of guide cylinder, improve the drilling accuracy nature of drilling mechanism, in addition, play the sediment effect through air compressor to the hole of drilling pile.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
A dense hole pre-loosening hard inclined rock construction device comprises a construction vehicle body and a drilling construction device installed on the construction vehicle body, wherein the front end of the construction vehicle body is connected with the drilling construction device through a lifting device, the drilling construction device comprises an operation table positioned at the top end of the lifting device, the operation table is of a U-shaped structure, a rotating shaft is rotatably connected onto the operation table, a rotating plate is fixedly sleeved on the side wall of the rotating shaft, a driving device for driving the rotating shaft is fixedly installed on one side of the operation table, a telescopic oil cylinder is fixedly connected onto the outer side wall of the rotating plate, a rotating device is fixedly connected onto the telescopic end of the telescopic oil cylinder, a drilling mechanism is fixedly installed at the driving end of the rotating device, a laser transmitter corresponding to the position of the drilling mechanism is fixedly installed on the side wall of the rotating plate close to the upper end, and a guide, the side wall of one end of the guide cylinder props against the side wall of the rotating device, the side walls of two sides of the rotating plate are fixedly connected with a pushing mechanism for driving the guide cylinder, the side wall of one end, far away from the rotating device, of the guide cylinder is provided with a plurality of pre-drilling rods along the circumferential direction, the laser transmitter is used by matching with a lifting device, a driving device and a laser transmitter, the laser transmitter and an external laser receiver arranged on pre-hard diagonals to be piled carry out laser transmission and reception, the laser transmission position of the laser transmitter is adjusted by the lifting device and the driving device so as to find the drilling piling position of the drilling mechanism vertical to the direction of the pre-hard diagonals, after the drilling position of the drilling mechanism is positioned, the guide cylinder and the pre-hard diagonals to be constructed are propped against by matching of the guide cylinder and the pushing mechanism, and the guide cylinder is sleeved on the outer side of the drilling, the drilling operation to drilling mechanism plays fine guide effect, effectively avoids drilling mechanism to lead to the inclined to one side hole because of external environment factor, and sets up and realize carrying out the pre-drilling around the drilling pile position at a plurality of pre-drilling poles of guide cylinder front end, and the intensive hole of a plurality of pre-drills has further improved the firm degree of guide cylinder, improves the accuracy nature of drilling mechanism drilling, in addition, plays the sediment effect of arranging through air compressor to the hole of drilling pile.
Furthermore, the lifting device comprises a lifting mast and a lifting arm which are rotatably connected to the front end of the construction vehicle body, the top end of the lifting mast is rotatably installed at the bottom end of the operation platform, and the telescopic end of the lifting arm is rotatably connected to the side wall of the operation platform, so that the position of the drilling construction device at the top end of the lifting arm can be flexibly adjusted.
Furthermore, the drilling mechanism comprises a hollow drill bit shank fixedly connected to the driving end of the rotating device, the front end of the hollow drill bit shank is fixedly connected with a hollow drill bit communicated with the interior of the hollow drill bit shank, the front end of the hollow drill bit is of a sharp wedge-shaped structure, and the hollow drill bit shank is matched with the hollow drill bit to realize drilling and piling on the pre-hard inclined rock in the reciprocating and stretching process of the telescopic oil cylinder.
Furthermore, the side wall of the front end of the hollow drill bit is provided with an air outlet communicated with the inside of the hollow drill bit, and the side wall of the rear end of the hollow drill bit is provided with an air inlet communicated with the inside of the hollow drill bit, so that the hollow drill bit and the hollow drill bit are communicated with each other.
Further, an air compressor is fixedly installed on the construction vehicle body and communicated with the air inlet hole through an air inlet pipe, and after compressed air is input, the compressed air is directly led into the hollow drill bit through the air inlet hole of the hollow drill bit tail and is led into the hole through the air outlet hole of the hollow drill bit, so that rock slag in the hole is effectively discharged.
Further, pushing mechanism includes the fixed plate of fixed connection on the rotor plate lateral wall, the front end fixedly connected with electric telescopic handle of fixed plate, electric telescopic handle's flexible end and the lateral wall fixed connection of guide cylinder, electric telescopic handle realize promoting the guide cylinder, easily promote the guide cylinder to the oblique rock department of pine hard in advance, after the guide cylinder is firm offset with the oblique rock of pine hard in advance, be difficult for causing its inclined hole when drilling mechanism's cavity bore bit tail reciprocating motion.
Furthermore, the guide cylinder is of a hollow annular structure, the inner side wall of the guide cylinder is coated with a hollow sleeve which is mutually sleeved with the outer side wall of the hollow drill bit shank, the hollow sleeve is close to one end of the rotating device and is fixedly connected with a hollow limiting ring, the hollow limiting ring is abutted to the side wall of the rotating device, after the drilling pile driving work is completed, the electric telescopic rod drives the guide cylinder to reset, and the hollow limiting ring on the side wall of the guide cylinder is abutted to the side wall of the rotating device, so that the storage effect is realized.
Furthermore, the side wall of one end, close to the rotating device, of the hollow limiting ring is provided with a reserved opening corresponding to the position of the air inlet hole in a chiseled mode, the air inlet pipe is embedded in the reserved opening, the reserved opening is used for playing a role in reserving space for the air inlet pipe, and the air inlet position of the air inlet hole is effectively prevented from being affected by the hollow limiting ring.
It is further, a plurality of the pole of driling in advance rotates to be connected on the lateral wall of guide cylinder, the guide cylinder is close to rotary device's one end and has a plurality of rotating electrical machines that carry out the drive to the pole of driling in advance along circumferencial direction fixed mounting, and rotating electrical machines drives the pole of driling in advance and rotates, and the pole of easily driling in advance is to waiting to drill and carry out the predrilling around the pile position, plays through dense hole and prevents the hole effect, forms the hardness that the hole also is favorable to reducing the pile foundation rock simultaneously.
A dense hole pre-loosing hard inclined rock construction device comprises a use method of:
first step, when beginning work, it is firm to need carefully to inspect whether each part installation, whether each drive arrangement is in under normal operating condition, and whether the screw between each part, the nut, whether department such as joint has screwed up, after the preparation work is accomplished, place an external and with laser emitter assorted laser receiver along its inclined plane on the hard sloping rock in advance of waiting to be under construction, utilize laser emitter and laser receiver's cooperation to use, confirm the concrete position that this hard sloping rock in advance was under construction piled, in order to realize that drilling mechanism can carry out the drilling construction in the hard sloping rock in advance of perpendicular to, concrete operation is: after the external laser receiver is arranged, the position of the laser transmitter is adjusted through the matching adjustment of the lifting mast, the lifting arm and the driving device, when light emitted by the laser transmitter is received by the external laser generator, the position can be used as a subsequent drilling position of the drilling mechanism, the laser transmitter is only arranged above the drilling mechanism and is arranged in parallel, and therefore the position determined by the laser transmitter can be used as the drilling position of the drilling mechanism;
after the drilling direction is determined, a guide cylinder sleeved on a drilling mechanism is pushed by a pushing mechanism to move, a plurality of pre-drilling rods with rotating motors at the front end of the guide cylinder realize pre-drilling around the position where the drilling pile is driven, after the pre-drilling is finished, the pre-drilling rods are left in holes, the guide cylinder abuts against the side wall of the pre-loosened hard inclined rock, and a plurality of dense holes pre-drilled play a role in guiding to prevent hole deviation;
and thirdly, after the guide cylinder is firmly abutted against the side wall of the pre-loosened hard inclined rock, starting the telescopic oil cylinder, enabling a piston rod of the telescopic oil cylinder to do high-frequency reciprocating motion to continuously impact the hollow drill bit shank, and crushing the rock and drilling the rock into a certain depth by the wedge-shaped hollow drill bit under the action of impact force to form a dent. After a piston rod of the telescopic oil cylinder retracts, the hollow drill rod rotates for a certain angle under the action of the rotating device, the piston rod moves forwards, and when the hollow drill rod tail is impacted again, the piston rod reciprocates in such a way, so that a circular drill hole with a certain depth is formed;
and fourthly, in the process of drilling and piling, continuously injecting compressed air into the hollow drill bit shank through an air compressor, leading the compressed air into the hole to be piled from the air outlet of the hollow drill bit, driving the guide cylinder to move upwards through the electric telescopic rod when the hollow drill bit moves outwards, abutting the hollow limiting ring at the upper end of the guide cylinder against the side wall of the rotating device, and just clamping the air inlet pipe connected with the hollow drill bit shank at the reserved opening on the hollow limiting ring at the moment.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) the scheme uses the lifting device, the driving device and the laser transmitter in a matching way, the laser transmitter and an external laser receiver arranged on the pre-hard inclined rock to be piled carry out laser transmitting and receiving, the laser transmitting position of the laser transmitter is adjusted through the lifting device and the driving device so as to find the drilling and piling position of the drilling mechanism vertical to the direction of the pre-hard inclined rock, after the drilling position of the drilling mechanism is positioned, the guide cylinder is abutted against the pre-hard inclined rock to be constructed through the matching of the guide cylinder and the pushing mechanism, the guide cylinder is sleeved outside the drilling mechanism, a good guiding function is played for the drilling operation of the drilling mechanism, the drilling mechanism is effectively prevented from deviating due to external environmental factors, and the pre-drilling rods arranged at the front end of the guide cylinder realize pre-drilling around the drilling and piling position, a plurality of predrilling forms intensive hole and has further improved the firm degree of guide cylinder, improves the drilling accuracy nature of drilling mechanism, in addition, plays the sediment effect through air compressor to the hole of drilling pile.
(2) The side wall of the front end of the hollow drill bit is provided with an air outlet communicated with the inside of the hollow drill bit, the side wall of the rear end of the hollow drill bit is provided with an air inlet communicated with the inside of the hollow drill bit, the hollow drill bit and the hollow drill bit are communicated with each other, the air compressor is communicated with the air inlet through an air inlet pipe, and after compressed air is input, the compressed air is directly guided into the hollow drill bit through the air inlet of the hollow drill bit and is guided into the hole through the air outlet of the hollow drill bit, so that rock slag in the hole is effectively discharged.
(3) The guide cylinder is cavity annular structure, the cladding has the cavity cover that cup joints each other with cavity bore bit tail lateral wall on the inside wall of guide cylinder, the cavity cover is close to rotary device's one end fixedly connected with cavity spacing ring, cavity spacing ring offsets with rotary device's lateral wall, after drilling pile work is accomplished, electric telescopic handle drives the guide cylinder and resets, cavity spacing ring on the guide cylinder lateral wall offsets with rotary device's lateral wall, realize the effect of accomodating, and the chisel has the reservation mouth corresponding with the inlet port position on the one end lateral wall of cavity spacing ring that is close to rotary device, the inlet pipe inlays locates reservation mouth department, the reservation mouth is used for playing the reservation space effect to the inlet pipe, effectively avoid the cavity spacing ring to cause the influence to the inlet position of inlet port.
(4) A plurality of pre-drilling pole rotate to be connected on the lateral wall of guide cylinder, the guide cylinder is close to rotary device's one end and has a plurality of rotating electrical machines that carry out the drive to the pre-drilling pole along circumferencial direction fixed mounting, rotating electrical machines drives the pre-drilling pole and rotates, easily pre-drilling pole is to waiting to drill and carry out the pre-drilling around the pile position of driving, play through dense hole and prevent the hole effect partially, form the hardness that the hole also is favorable to reducing the pile foundation rock simultaneously.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic perspective view of the drilling construction device according to the present invention;
FIG. 3 is a schematic perspective view of the drilling mechanism of the present invention;
FIG. 4 is a schematic perspective view of the drilling mechanism with a guide cylinder;
FIG. 5 is a schematic perspective view of the guide cylinder of the present invention during operation;
fig. 6 is a schematic perspective view of a joint of the guide cylinder and the hollow stop collar according to the present invention.
The reference numbers in the figures illustrate:
the construction method comprises the following steps of 1 construction vehicle body, 2 lifting masts, 3 operation platforms, 4 lifting arms, 5 rotating shafts, 6 driving devices, 7 rotating plates, 8 telescopic oil cylinders, 9 rotating devices, 10 hollow drill bit tails, 101 air inlet holes, 11 hollow drill bit heads, 111 air outlet holes, 12 air compressors, 13 air inlet pipes, 14 laser transmitters, 15 fixing plates, 16 electric telescopic rods, 17 guide cylinders, 18 pre-drilling rods, 19 rotating motors, 20 hollow sleeves, 21 hollow limiting rings and 22 reserved openings.
Detailed Description
The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1-6, a dense hole pre-hard slope rock construction device comprises a construction vehicle body 1 and a drilling construction device installed on the construction vehicle body 1, wherein the front end of the construction vehicle body 1 is connected with the drilling construction device through a lifting device, the lifting device comprises a lifting mast 2 and a lifting arm 4 which are rotatably connected to the front end of the construction vehicle body 1, the top end of the lifting mast 2 is rotatably installed at the bottom end of an operation table 3, and the telescopic end of the lifting arm 4 is rotatably connected to the side wall of the operation table 3, so that the position of the drilling construction device at the top end can be flexibly adjusted, and an optimum drilling direction can be found.
Referring to fig. 2, the drilling construction device includes an operation table 3 located at the top end of the lifting device, the operation table 3 is of a U-shaped structure, a rotation shaft 5 is rotatably connected to the operation table 3, a rotation plate 7 is fixedly sleeved on the side wall of the rotation shaft 5, a driving device 6 for driving the rotation shaft 5 is fixedly installed on one side of the operation table 3, a telescopic cylinder 8 is fixedly connected to the outer side wall of the rotation plate 7, a telescopic end of the telescopic cylinder 8 is fixedly connected with a rotation device 9, and a drilling mechanism is fixedly installed at the driving end of the rotation device 9.
Referring to fig. 3, specifically, the drilling mechanism includes a hollow drill bit 10 fixedly connected to the driving end of the rotating device 9, a hollow drill bit 11 communicated with the inside of the hollow drill bit 10 is fixedly connected to the front end of the hollow drill bit 10, the front end of the hollow drill bit 11 is in a sharp wedge-shaped structure, and the hollow drill bit 10 and the hollow drill bit 11 are matched to realize drilling and piling on the pre-loosened hard diagonals in the reciprocating and telescoping process of the telescoping cylinder 8.
Referring to fig. 2, a laser transmitter 14 corresponding to the position of the drilling mechanism is fixedly installed on the side wall of the rotating plate 7 near the upper end, a person skilled in the art can place a laser receiver matched with the laser transmitter 14 on the pre-loosened inclined rock surface to be drilled and piled along the inclined surface thereof, and determine the drilling position of the drilling mechanism by utilizing the transmitting and receiving distances of the laser, when the laser emitted by the laser transmitter 14 at a certain position is received by the laser receiver, the position can be used as the optimal drilling position of the drilling mechanism, that is, the drilling mechanism can drill holes perpendicular to the pre-loosened inclined rock surface.
Referring to fig. 2-3, the side wall of the front end of the hollow bit 11 is drilled with an air outlet 111 communicated with the inside of the hollow bit, the side wall of the rear end of the hollow bit 10 is drilled with an air inlet 101 communicated with the inside of the hollow bit, so that the hollow bit 10 and the hollow bit 11 are communicated with each other, the construction vehicle body 1 is fixedly provided with an air compressor 12, the air compressor 12 is communicated with the air inlet 101 through an air inlet pipe 13, after compressed air is input, the compressed air is directly introduced into the hollow bit 11 through the air inlet 101 of the hollow bit 10 and is introduced into a hole through the air outlet 111 of the hollow bit 11, and rock slag in the hole is effectively discharged.
Referring to fig. 4-5, a guide cylinder 17 is movably sleeved on the side wall of the drilling mechanism, the side wall of one end of the guide cylinder 17 abuts against the side wall of the rotating device 9, pushing mechanisms for driving the guide cylinder 17 are fixedly connected to the side walls of the two sides of the rotating plate 7, a plurality of pre-drilling rods 18 are installed on the side wall of one end, away from the rotating device 9, of the guide cylinder 17 along the circumferential direction, the guide cylinder 17 is stably abutted against the pre-loosening inclined rock face at the pile driving position to be drilled through the cooperation of the pushing mechanisms and the guide cylinder 17, and the hollow drill rod tail 10 on the drilling mechanism is well guided.
Concretely, pushing mechanism includes fixed plate 15 of fixed connection on the rotor plate 7 lateral wall, the front end fixedly connected with electric telescopic handle 16 of fixed plate 15, electric telescopic handle 16's flexible end and the lateral wall fixed connection of guide cylinder 17, electric telescopic handle 16 realizes promoting guide cylinder 17, easily promote guide cylinder 17 to the firm sloping rock department of pine in advance, behind guide cylinder 17 and the firm counterbalance of sloping rock of pine in advance, be difficult for causing its inclined hole when drilling mechanism's cavity bore bit tail 10 reciprocating motion.
Referring to fig. 6, the guide cylinder 17 is a hollow annular structure, the inner side wall of the guide cylinder 17 is coated with a hollow sleeve 20 which is sleeved with the outer side wall of the hollow shank 10, one end of the hollow sleeve 20 close to the rotating device 9 is fixedly connected with a hollow limiting ring 21, the hollow limiting ring 21 abuts against the side wall of the rotating device 9, after the drilling and piling work is completed, the electric telescopic rod 16 drives the guide cylinder 17 to reset, the hollow limiting ring 21 on the side wall of the guide cylinder 17 abuts against the side wall of the rotating device 9, a reserved opening 22 corresponding to the position of the air inlet hole 101 is formed in the side wall of one end of the hollow limiting ring 21 close to the rotating device 9 for accommodating, the air inlet pipe 13 is embedded in the reserved opening 22, and the reserved opening 22 is used for reserving the air inlet pipe 13 to play a role in a reserved space, so as to effectively avoid the influence of the hollow limiting ring.
In addition, a plurality of pre-drilling pole 18 rotate to be connected on the lateral wall of guide cylinder 17, the one end that guide cylinder 17 is close to rotary device 9 has a plurality of rotating electrical machines 19 that carry out the drive to pre-drilling pole 18 along circumferencial direction fixed mounting, rotating electrical machines 19 drives pre-drilling pole 18 and rotates, easily pre-drilling pole 18 treats around the drilling pile position and carries out the pre-drilling, play through intensive hole and prevent the off-normal effect, it also is favorable to reducing the hardness of pile foundation rock to form the hole simultaneously.
A dense hole pre-loosing hard inclined rock construction device comprises a use method of:
firstly, when beginning work, whether each part installation is firm should be carefully examined, whether each drive arrangement is in under normal operating condition to and whether the screw between each part, nut, joint etc. department have been screwed up, after the preparation work is accomplished, place an external and with laser emitter 14 assorted laser receiver along its inclined plane on the hard sloping rock in advance of waiting to be under construction, utilize the cooperation of laser emitter 14 and laser receiver to use, confirm the concrete position of the pile that should be under construction of hard sloping rock in advance to realize that drilling mechanism can carry out the drilling construction in the perpendicular to hard sloping rock in advance, concrete operation is: after the external laser receiver is arranged, the position of the laser transmitter 14 is adjusted through the matching adjustment of the lifting mast 2, the lifting arm 4 and the driving device 6, when light emitted by the laser transmitter 14 is received by the external laser generator, the position can be used as a subsequent drilling position of the drilling mechanism, the laser transmitter 14 is only arranged above the drilling mechanism and is arranged in parallel, and therefore the position determined by the laser transmitter 14 can be used as the drilling position of the drilling mechanism;
secondly, after the drilling direction is determined, a guide cylinder 17 sleeved on a drilling mechanism is pushed by a pushing mechanism to move, a plurality of pre-drilling rods 18 with rotating motors 19 at the front end of the guide cylinder 17 realize pre-drilling around the piling position with drilling, after the pre-drilling is finished, the pre-drilling rods 18 are left in holes, the guide cylinder 17 is abutted against the side wall of the pre-loosened inclined rock, and a plurality of dense holes pre-drilled play a role in guiding to prevent hole deviation;
thirdly, after the guide cylinder 17 stably and solidly abuts against the side wall of the pre-loosened hard inclined rock, at the moment, the telescopic oil cylinder 8 is started, a piston rod of the telescopic oil cylinder 8 performs high-frequency reciprocating motion to continuously impact the hollow drill bit shank 10, and under the action of impact force, the wedge-shaped hollow drill bit 11 crushes and drills the rock to a certain depth to form a dent. After a piston rod of the telescopic oil cylinder 8 retracts, the hollow drill rod 11 rotates for a certain angle under the action of the rotating device 9, the piston rod moves forwards, and when the hollow drill rod tail 10 is impacted again, the piston rod reciprocates in such a way, so that a circular drill hole with a certain depth is formed;
fourthly, in the process of drilling and piling, compressed air is continuously injected into the hollow drill rod tail 10 through the air compressor 12, the compressed air is guided into the hole to be piled from the air outlet hole 111 of the hollow drill rod 11, when the hollow drill rod head 11 moves outwards, namely the rock slag is discharged out of the hole, after the drilling and piling work is finished, the guide cylinder 17 is driven to move upwards through the electric telescopic rod 16, the hollow limiting ring 21 at the upper end of the guide cylinder 17 abuts against the side wall of the rotating device 9, and at the moment, the air inlet pipe 13 connected with the hollow drill rod tail 10 is just clamped at the reserved opening 22 on the hollow limiting ring 21.
Claims (10)
1. The utility model provides a dense hole is hard sloping rock construction equipment in advance, includes construction automobile body (1) and installs the drilling construction device on construction automobile body (1), its characterized in that: the front end of the construction vehicle body (1) is connected with a drilling construction device through a lifting device, the drilling construction device comprises an operation table (3) positioned on the top end of the lifting device, the operation table (3) is of a U-shaped structure, a rotating shaft (5) is connected to the operation table (3) in a rotating mode, a rotating plate (7) is fixedly sleeved on the side wall of the rotating shaft (5), a driving device (6) for driving the rotating shaft (5) is fixedly installed on one side of the operation table (3), a telescopic oil cylinder (8) is fixedly connected to the outer side wall of the rotating plate (7), a rotating device (9) is fixedly connected to the telescopic end of the telescopic oil cylinder (8), a drilling mechanism is fixedly installed at the driving end of the rotating device (9), and a laser emitter (14) corresponding to the position of the drilling mechanism is fixedly installed on the side wall, close to, the drilling mechanism is characterized in that a guide cylinder (17) is movably sleeved on the side wall of the drilling mechanism, one end side wall of the guide cylinder (17) abuts against the side wall of the rotating device (9), a pushing mechanism which is driven by the guide cylinder (17) is fixedly connected to the side walls of the two sides of the rotating plate (7), and a plurality of pre-drilling rods (18) are installed on the side wall of one end, far away from the rotating device (9), of the guide cylinder (17) along the circumferential direction.
2. The dense hole pre-hard inclined rock construction device according to claim 1, wherein: the lifting device comprises a lifting mast (2) and a lifting arm (4) which are rotatably connected to the front end of the construction vehicle body (1), the top end of the lifting mast (2) is rotatably installed at the bottom end of the operation table (3), and the telescopic end of the lifting arm (4) is rotatably connected to the side wall of the operation table (3).
3. The dense hole pre-hard inclined rock construction device as claimed in claim 2, wherein: the drilling mechanism comprises a hollow drill bit shank (10) fixedly connected to the driving end of the rotating device (9), the front end of the hollow drill bit shank (10) is fixedly connected with a hollow drill bit (11) communicated with the interior of the hollow drill bit shank, and the front end of the hollow drill bit (11) is of a sharp-wedge-shaped structure.
4. The dense hole pre-hard inclined rock construction device according to claim 3, wherein: an air outlet hole (111) communicated with the interior of the hollow drill bit is drilled on the side wall of the front end of the hollow drill bit (11), and an air inlet hole (101) communicated with the interior of the hollow drill bit is drilled on the side wall of the rear end of the hollow drill bit (10).
5. The dense hole pre-hard inclined rock construction device as claimed in claim 4, wherein: an air compressor (12) is fixedly mounted on the construction vehicle body (1), and the air compressor (12) is communicated with an air inlet (101) through an air inlet pipe (13).
6. The dense hole pre-hard inclined rock construction device according to claim 1, wherein: the pushing mechanism comprises a fixing plate (15) fixedly connected to the side wall of the rotating plate (7), an electric telescopic rod (16) is fixedly connected to the front end of the fixing plate (15), and the telescopic end of the electric telescopic rod (16) is fixedly connected with the side wall of the guide cylinder (17).
7. The dense hole pre-hard inclined rock construction device as claimed in claim 6, wherein: the guide cylinder (17) is of a hollow annular structure, a hollow sleeve (20) which is mutually sleeved with the outer side wall of the hollow drill shank (10) is coated on the inner side wall of the guide cylinder (17), a hollow limiting ring (21) is fixedly connected to one end, close to the rotating device (9), of the hollow sleeve (20), and the hollow limiting ring (21) is abutted to the side wall of the rotating device (9).
8. The dense hole pre-hard inclined rock construction device according to claim 7, wherein: a reserved opening (22) corresponding to the position of the air inlet hole (101) is formed in the side wall of one end, close to the rotating device (9), of the hollow limiting ring (21), and the air inlet pipe (13) is embedded in the reserved opening (22).
9. The dense hole pre-hard inclined rock construction device according to claim 8, wherein: a plurality of pre-drilling rods (18) are rotatably connected to the side wall of the guide cylinder (17), and a plurality of rotating motors (19) for driving the pre-drilling rods (18) are fixedly mounted at one end, close to the rotating device (9), of the guide cylinder (17) in the circumferential direction.
10. The dense hole pre-hard inclined rock construction device according to claim 1, wherein: the using method comprises the following steps:
firstly, when beginning work, whether should carefully inspect each part installation firm, whether each drive arrangement is in under normal operating condition to and whether the screw between each part, nut, whether department such as joint have been screwed up, after the preparation work is accomplished, place an external and with laser emitter (14) assorted laser receiver along its inclined plane on the pre-hard sloping rock of waiting to be under construction, utilize laser emitter (14) and laser receiver's cooperation to use, confirm the concrete position of the pile that should be under construction of pre-hard sloping rock to realize that drilling mechanism can carry out drilling construction perpendicular to pre-hard sloping rock, concrete operation is: after the external laser receiver is arranged, the position of the laser transmitter (14) is adjusted through the matching adjustment of the lifting mast (2), the lifting arm (4) and the driving device (6), when light emitted by the laser transmitter (14) is received by the external laser generator, the position can be used as a subsequent drilling position of the drilling mechanism, the laser transmitter (14) is only arranged above the drilling mechanism and is installed in parallel, and therefore the position determined by the laser transmitter (14) can be used as the drilling position of the drilling mechanism;
secondly, after the drilling direction is determined, a guide cylinder (17) sleeved on the drilling mechanism is pushed by a pushing mechanism to move, a plurality of pre-drilling rods (18) with rotating motors (19) at the front ends of the guide cylinder (17) realize pre-drilling around the piling position of the drilled holes, after the pre-drilling is finished, the pre-drilling rods (18) are left in the holes, the guide cylinder (17) abuts against the side wall of the pre-hard inclined rock, and a plurality of dense holes pre-drilled play a role in guiding to prevent deviation holes;
thirdly, after the guide cylinder (17) is firmly pressed against the side wall of the pre-loosened hard inclined rock, at the moment, the telescopic oil cylinder (8) is started, a piston rod of the telescopic oil cylinder (8) does high-frequency reciprocating motion to continuously impact the hollow drill bit shank (10), and under the action of impact force, the sharp wedge-shaped hollow drill bit (11) crushes and drills the rock to a certain depth to form a dent;
after a piston rod of the telescopic oil cylinder (8) retracts, the hollow drill rod (11) rotates for a certain angle under the action of the rotating device (9), the piston rod moves forwards, and when the hollow drill rod tail (10) is impacted again, the hollow drill rod tail reciprocates in such a way, so that a circular drill hole with a certain depth is formed;
fourthly, in the process of drilling and piling, compressed air is continuously injected into the hollow drill rod tail (10) through an air compressor (12), the compressed air is guided into the hole to be piled from an air outlet hole (111) of the hollow drill rod (11), when the hollow drill rod head (11) moves outwards, rock slag is discharged out of the hole, after the drilling and piling work is finished, a guide cylinder (17) is driven to move upwards through an electric telescopic rod (16), a hollow limiting ring (21) at the upper end of the guide cylinder (17) is abutted against the side wall of a rotating device (9), and at the moment, an air inlet pipe (13) connected with the hollow drill rod tail (10) is just clamped at a reserved opening (22) on the hollow limiting ring (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010252690.5A CN111441715A (en) | 2020-04-02 | 2020-04-02 | Dense hole pre-loosening hard inclined rock construction device and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010252690.5A CN111441715A (en) | 2020-04-02 | 2020-04-02 | Dense hole pre-loosening hard inclined rock construction device and construction method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN111441715A true CN111441715A (en) | 2020-07-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010252690.5A Withdrawn CN111441715A (en) | 2020-04-02 | 2020-04-02 | Dense hole pre-loosening hard inclined rock construction device and construction method thereof |
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| CN (1) | CN111441715A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116816261A (en) * | 2023-08-30 | 2023-09-29 | 济宁矿业集团有限公司 | Underground roadway support drilling machine supporting device and application method thereof |
| CN117646827A (en) * | 2024-01-25 | 2024-03-05 | 山西水务工程建设监理有限公司 | Pipe curtain construction equipment and construction method |
-
2020
- 2020-04-02 CN CN202010252690.5A patent/CN111441715A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116816261A (en) * | 2023-08-30 | 2023-09-29 | 济宁矿业集团有限公司 | Underground roadway support drilling machine supporting device and application method thereof |
| CN116816261B (en) * | 2023-08-30 | 2023-11-07 | 济宁矿业集团有限公司 | Underground roadway support drilling machine supporting device and application method thereof |
| CN117646827A (en) * | 2024-01-25 | 2024-03-05 | 山西水务工程建设监理有限公司 | Pipe curtain construction equipment and construction method |
| CN117646827B (en) * | 2024-01-25 | 2024-04-09 | 山西水务工程建设监理有限公司 | Pipe curtain construction equipment and construction method |
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Application publication date: 20200724 |