CN111749616A - Highway bridge pile foundation drilling device and application method thereof - Google Patents
Highway bridge pile foundation drilling device and application method thereof Download PDFInfo
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- CN111749616A CN111749616A CN202010666061.7A CN202010666061A CN111749616A CN 111749616 A CN111749616 A CN 111749616A CN 202010666061 A CN202010666061 A CN 202010666061A CN 111749616 A CN111749616 A CN 111749616A
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- 238000005553 drilling Methods 0.000 title claims abstract description 66
- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000009434 installation Methods 0.000 claims description 45
- 239000002689 soil Substances 0.000 claims description 27
- 230000005540 biological transmission Effects 0.000 claims description 9
- 239000000428 dust Substances 0.000 claims description 9
- 238000001816 cooling Methods 0.000 claims description 7
- 238000010408 sweeping Methods 0.000 claims description 5
- 230000002146 bilateral effect Effects 0.000 claims description 4
- 238000007664 blowing Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 2
- 238000005498 polishing Methods 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 239000011148 porous material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000000191 radiation effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 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
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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
- E21B12/00—Accessories for drilling tools
- E21B12/06—Mechanical cleaning devices
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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
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
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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
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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
- E21B41/00—Equipment or details not covered by groups E21B15/00 - E21B40/00
-
- 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
- E21B7/003—Drilling with mechanical conveying means
- E21B7/005—Drilling with mechanical conveying means with helical conveying means
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
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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)
- Power Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention provides a highway bridge pile foundation drilling device and a using method thereof, wherein the highway bridge pile foundation drilling device comprises an excavator main body and a mechanical arm, a main body bin is arranged at one end, far away from the excavator main body, of the mechanical arm, a telescopic hydraulic cylinder A is arranged at one end, close to the main body bin, of the top of the mechanical arm, a clamping plate is arranged at the output end of the telescopic hydraulic cylinder A, and one end, close to the main body bin, of the clamping plate is fixedly connected with the main body bin. According to the invention, through the matched use of the mechanical arm, the clamping plate, the sliding groove, the fixing screw, the buckle and the drill bit, the inclination angle of the main body bin can be freely adjusted, the rotation stability of the rotating rod is improved by using the U-shaped support and the bearing, the stability of the motor bin and the U-shaped support in the movement process is improved by using the sliding block and the sliding groove, the device can be adjusted to different inclination angles, so that the device can conveniently drill holes on the ground with different gradients, and the holes of a pile foundation can reach the expected standard, thereby ensuring the quality of the subsequent construction of a highway bridge.
Description
Technical Field
The invention relates to the technical field of pile foundation drilling, in particular to a highway bridge pile foundation drilling device and a using method thereof.
Background
The pile foundation engineering is an engineering term, and the construction of the cast-in-place pile is divided into two parts of hole forming and pile forming, so that the detection of the pile foundation can be divided into two parts of hole forming quality detection and pile forming quality detection, wherein the hole forming is the first link in the cast-in-place pile construction.
Most of the conventional pile foundation drilling devices are directly installed on corresponding mechanical arms, so that the ground with different gradients can be drilled, but the stability of the drilling device in the drilling process cannot be ensured and the drilling stability of the drilling device cannot be further improved by only depending on the mechanical arms for supporting in the drilling process, and the holes of the pile foundation can reach the expected standard; when a cast-in-place pile is constructed currently, drilling holes at corresponding positions on the ground is usually needed, in the drilling process, the discharged soil is often concentrated near the holes, if the soil is loose, the soil beside the holes is easy to fall into the holes again, the influence of the soil falling into the depth of the holes is caused, and the effect of subsequent concrete pouring is also easy to be influenced; the current drilling device is usually directly moved out of the hole after drilling, if the soil in the area is loose, the soil on the inner wall of the hole is easy to collapse and fall into the hole after the drill bit is moved out, the actual using effect of the hole is affected, the inner wall of the hole cannot be compacted in time after the hole is drilled, and the inner wall of the hole is ensured to be more stable; meanwhile, after the current drilling device drills holes continuously, most of the driving motors can only radiate heat to the external environment through self heat radiation, dust generated by drilling holes cannot be directionally discharged while the heat radiation effect of the driving motors is improved, and the dust is prevented from scattering around the drilling device to influence the observation of an operator on the drilling hole.
Disclosure of Invention
The invention aims to provide a drilling device for a highway bridge pile foundation and a using method thereof, so as to solve the related problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a drilling device for a highway bridge pile foundation comprises an excavator main body and a mechanical arm, wherein a main body bin is arranged at one end of the mechanical arm, which is far away from the excavator main body, a telescopic hydraulic cylinder A is arranged at one end of the top of the mechanical arm, which is close to the main body bin, and the output end of the telescopic hydraulic cylinder A is provided with a clamping plate, one end of the clamping plate close to the main body bin is fixedly connected with the main body bin, the top of the main body bin close to one end of the mechanical arm is provided with an air cooling assembly, the inner top of the main body bin is provided with a drilling assembly, and the bottom end of the drilling component is provided with a compact hole wall component, the bottom end of the compact hole wall component is provided with a drill bit, a through groove is arranged at the middle position of the bottom in the main body bin, a limit plate is arranged at the bottom of the main body bin close to one end of the mechanical arm, the bottom of the main body bin, which is far away from one end of the mechanical arm, is provided with a discharge port, and the inner bottom of the main body bin is provided with a soil sweeping assembly.
Preferably, the drilling subassembly includes flexible pneumatic cylinder B, motor storehouse, driving motor, U type support, dwang, helicla flute, bearing, slider and spout, the intermediate position department at top is provided with flexible pneumatic cylinder B in the main part storehouse, and flexible pneumatic cylinder B's output is provided with the motor storehouse, the inside in motor storehouse is provided with driving motor, the bottom in motor storehouse is provided with U type support, the intermediate position department of U type support is provided with the bearing, the inboard of bearing is provided with the dwang, and the top of dwang is connected with driving motor's output transmission, the outside of dwang is provided with the helicla flute, the spout has been seted up to the interior bilateral symmetry in main part storehouse, the both sides of motor storehouse and U type support are all symmetrically provided with the slider of mutually supporting with the spout.
Preferably, the compact hole wall component comprises an installation bin, a spring, a sliding block, a semi-arc scraper, an installation rod, a connecting rod and a strip-shaped groove, the installation bin is arranged at the bottom end of the drilling component, and the central position inside the mounting bin is provided with a mounting rod, the top and the bottom of the outer side of the mounting rod are symmetrically sleeved with sliding blocks, the middle position of the outer side of the mounting rod is sleeved with a spring, the top end and the bottom end of the spring are respectively and fixedly connected with the two groups of sliding blocks, strip-shaped grooves are symmetrically arranged at the two ends of the mounting bin, the outer side of the mounting bin is symmetrically provided with semi-arc scrapers, the two ends of the semi-arc scrapers close to each other are provided with sealing strips, the outer side of the semi-arc-shaped scraper is provided with a wear-resistant layer, the outer side of the sliding block is symmetrically hinged with connecting rods, and one end of the same end connecting rod, which is far away from the sliding block, passes through the strip-shaped groove to be hinged with the inner side of the adjacent group of semi-arc-shaped scrapers.
Preferably, sweep the native subassembly and include belt pulley, driving belt, guide roll, rotating electrical machines and soft brush hair, the bottom of both sides is provided with two sets of guide rolls jointly in the main part storehouse, and passes the main part storehouse and be provided with the belt pulley with the one end of two sets of guide rolls, the outside of belt pulley is provided with driving belt jointly, and is a set of the one end that the belt pulley was kept away from to the guide roll passes the main part storehouse and is provided with rotating electrical machines, the outside of rotating electrical machines is provided with the fixed bolster with main part storehouse fixed connection, the outside of guide roll is provided with soft brush hair.
Preferably, the air cooling subassembly includes filter screen, installation pipe and fan, the bilateral symmetry that the main part storehouse is close to arm one end is provided with the installation pipe, and installs intraduct one end that is close to the main part storehouse and be provided with the fan, and the intraduct one end of keeping away from the main part storehouse of installing is provided with the filter screen.
Preferably, the top symmetry that the main part storehouse is close to flexible pneumatic cylinder A one end articulates there is the buckle of mutually supporting with the cardboard, and the outside symmetry screw thread of buckle is provided with the set screw, the cardboard passes through the outside fixed connection in set screw and buckle and main part storehouse.
Preferably, the main part storehouse is close to the intermediate position department symmetry of arm one end and is provided with the fixing base of mutually supporting with the arm, and is provided with fixed rotating shaft between two sets of fixing bases jointly, the arm is close to the one end in main part storehouse and is provided with the through-hole of mutually supporting with fixed rotating shaft, the arm is close to the one end in main part storehouse and is passed through fixed rotating shaft and fixing base and main part storehouse swing joint.
Preferably, the two ends of the semi-arc scraper close to each other are provided with sealing strips, and the outer side of the semi-arc scraper is provided with a wear-resistant layer.
Preferably, the end of the bottom in the main body bin far away from the discharge port is gradually inclined downwards to the end close to the discharge port.
Preferably, the use method of the highway bridge pile foundation drilling device comprises the following steps:
step one, controlling a telescopic hydraulic cylinder A to adjust a main body bin to a proper inclination angle, then controlling a driving motor to drive a rotating rod to rotate, pushing the motor bin downwards through a telescopic hydraulic cylinder B, and starting to drill a hole on the ground by using a drill bit;
step two, when the rotating rod and the drill bit start to drill, soil generated by drilling enters the main body bin, the two groups of guide rollers are driven to rotate by controlling the rotation of the rotating motor, and the soil in the main body bin is discharged to the outer side of the main body bin by using the soft bristles on the outer side of the guide rollers;
after the hole is drilled, the installation bin can also follow the accelerated rotating speed by accelerating the rotating speed of the driving motor, so that the centrifugal force borne by the two groups of semi-arc-shaped scrapers is greatly increased, the two groups of semi-arc-shaped scrapers are unfolded at the outer side of the installation bin, and the inner wall of the hole is extruded, compacted and polished by utilizing the outer side of the installation bin, so that the inner wall of the hole is more compacted;
step four, in the drilling process, the fan is turned on, air with low external temperature is blown into the main body bin through the fan, on one hand, the air is blown to cool the driving motor, and on the other hand, dust generated in the main body bin by drilling is discharged from the discharge port;
and step five, when the device is not used, the clamping plate can be taken out from the space between the buckles by unscrewing the fixing screws, then the fixing of the fixing rotating shaft is released, the fixing rotating shaft is pulled out from the connecting part of the fixing seat and the mechanical arm, so that the connection between the mechanical arm and the main body bin is released, and then the whole main body bin is placed into the corresponding storage device.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, through the matched use of the mechanical arm, the telescopic hydraulic cylinder A, the clamping plate, the fixed rotating shaft, the fixed seat, the telescopic hydraulic cylinder B, the motor cabin, the driving motor, the U-shaped support, the rotating rod, the spiral groove, the bearing, the sliding block, the sliding groove, the fixed screw, the buckle and the drill bit, the inclination angle of the main cabin can be freely adjusted, meanwhile, the rotation stability of the rotating rod is improved by using the U-shaped support and the bearing, the stability of the motor cabin and the U-shaped support in the movement process is improved by using the sliding block and the sliding groove, the device can be adjusted to different inclination angles, so that the device can drill the ground with different gradients, and the holes of the pile foundation can reach the expected standard, thereby ensuring.
2. According to the invention, through the matched use of the main body bin, the belt pulley, the transmission belt, the guide rollers, the rotating motor, the soft bristles and the discharge port, the rotating motor drives the two groups of guide rollers to rotate in the same direction, so that the soil drilled by the device is quickly discharged to the outer side of the main body bin, the drilled soil is prevented from staying at the edge position of the top of the hole and easily sliding into the hole, the depth of the drilled hole is prevented from being influenced, and the subsequent concrete pouring effect is ensured.
3. According to the invention, the installation bin, the spring, the sliding block, the semi-arc-shaped scrapers, the installation rod, the connecting rod, the strip-shaped groove and the drill bit are matched with the drilling structure, after the drill bit and the rotating rod drill the pile foundation hole, the rotating speed of the rotating rod is increased, so that the installation bin is driven to rotate in an accelerated manner, the centrifugal force applied to the two groups of semi-arc-shaped scrapers is increased, the two groups of semi-arc-shaped scrapers are opened at the outer side of the installation bin, the outer sides of the semi-arc-shaped scrapers gradually tighten the inner wall of the hole in the process of lifting the drill bit, and the phenomenon that a large amount of soil on the inner wall of the hole falls into the hole after the drill bit is moved out of the.
4. According to the invention, through the matching use of the filter screen, the mounting pipe, the fan, the main body bin and the discharge port, external air can be blown into the main body bin by the fan, the blown air carries out air blowing cooling on the driving motor in the motor bin, then the air with heat is discharged from the discharge port, and dust generated by drilling is also blown out from the main body bin in a directional manner, so that the dust is prevented from flying around to influence the observation of an operator on a drilling place, and a certain auxiliary effect on the discharge of soil is also realized.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a side view of the present invention;
FIG. 2 is a side cross-sectional view of the present invention;
FIG. 3 is a front cross-sectional view of the main body cartridge of the present invention;
FIG. 4 is a rear view of the main body cartridge of the present invention;
FIG. 5 is a top cross-sectional view of the main body cartridge of the present invention;
FIG. 6 is a perspective view of a semi-arcuate squeegee of the invention;
FIG. 7 is an enlarged view taken at A of FIG. 2 in accordance with the present invention;
fig. 8 is an enlarged view of fig. 2 at B.
Wherein the figures include the following reference numerals:
1. an excavator main body; 2. a mechanical arm; 3. a telescopic hydraulic cylinder A; 4. an air-cooled assembly; 41. a filter screen; 42. installing a pipe; 43. a fan; 5. a main body bin; 6. clamping a plate; 7. fixing the rotating shaft; 8. a fixed seat; 9. an outlet port; 10. a drilling assembly; 101. a telescopic hydraulic cylinder B; 102. a motor compartment; 103. a drive motor; 104. a U-shaped bracket; 105. rotating the rod; 106. a helical groove; 107. a bearing; 108. a slider; 109. a chute; 11. a through groove; 12. a soil sweeping assembly; 121. a belt pulley; 122. a drive belt; 123. a guide roller; 124. a rotating electric machine; 125. soft bristles; 13. a limiting plate; 14. fixing screws; 15. buckling; 16. compacting the hole wall component; 161. installing a bin; 162. a spring; 163. a slider; 164. a semi-arc shaped scraper; 165. mounting a rod; 166. a connecting rod; 167. a strip-shaped groove; 17. a drill bit.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-8, the present invention provides a technical solution: a drilling device for a road bridge pile foundation comprises an excavator main body 1 and a mechanical arm 2, wherein a main body bin 5 is arranged at one end of the mechanical arm 2, which is far away from the excavator main body 1, a fixing seat 8 which is matched with the mechanical arm 2 is symmetrically arranged at the middle position of the main body bin 5, which is close to one end of the mechanical arm 2, a fixed rotating shaft 7 is jointly arranged between the two groups of fixing seats 8, a through hole which is matched with the fixed rotating shaft 7 is arranged at one end of the mechanical arm 2, which is close to the main body bin 5, is movably connected with the main body bin 5 through the fixed rotating shaft 7 and the fixing seat 8, a telescopic hydraulic cylinder A3 is arranged at one end of the top of the mechanical arm 2, which is close to the main body, and the outside symmetry screw thread of buckle 15 is provided with set screw 14, and cardboard 6 passes through set screw 14 and buckle 15 and the outside fixed connection in main part storehouse 5.
The top of the main body bin 5 close to one end of the mechanical arm 2 is provided with an air cooling assembly 4, the air cooling assembly 4 comprises a filter screen 41, an installation pipe 42 and a fan 43, the two sides of the main body bin 5 close to one end of the mechanical arm 2 are symmetrically provided with the installation pipe 42, one end of the installation pipe 42 close to the main body bin 5 is provided with the fan 43, one end of the installation pipe 42 far away from the main body bin 5 is provided with the filter screen 41, the dust in the main body bin 5 can be discharged while the driving motor 103 is cooled, the drilling assembly 10 is arranged at the inner top of the main body bin 5, the drilling assembly 10 comprises a telescopic hydraulic cylinder B101, a motor bin 102, a driving motor 103, a U-shaped bracket 104, a rotating rod 105, a spiral groove 106, a bearing 107, a sliding block 108 and a sliding groove 109, a telescopic hydraulic cylinder B101 is arranged at the middle position of the inner top, the inside in motor storehouse 102 is provided with driving motor 103, the bottom in motor storehouse 102 is provided with U type support 104, the intermediate position department of U type support 104 is provided with bearing 107, the inboard of bearing 107 is provided with dwang 105, and the top of dwang 105 is connected with driving motor 103's output transmission, the outside of dwang 105 is provided with helicla flute 106, spout 109 has been seted up to the interior bilateral symmetry in main body storehouse 5, the both sides of motor storehouse 102 and U type support 104 all the symmetry be provided with spout 109 slider 108 of mutually supporting, help improving the stability of the device drilling process.
The bottom end of the drilling component 10 is provided with a compact pore wall component 16, the compact pore wall component 16 comprises an installation bin 161, a spring 162, a sliding block 163, a semi-arc-shaped scraper 164, an installation rod 165, a connecting rod 166 and a strip-shaped groove 167, the bottom end of the drilling component 10 is provided with the installation bin 161, the installation rod 165 is arranged at the central position inside the installation bin 161, the sliding blocks 163 are symmetrically sleeved at the top and the bottom outside the installation rod 165, the spring 162 is sleeved at the middle position outside the installation rod 165, the top end and the bottom end of the spring 162 are respectively and fixedly connected with the two groups of sliding blocks 163, the strip-shaped grooves 167 are symmetrically arranged at the two ends of the installation bin 161, the semi-arc-shaped scraper 164 is symmetrically arranged outside the installation bin 161, the connecting rod 166 is symmetrically hinged outside the sliding blocks 163, and one end of the same connecting rod 166 far away from the sliding block, the inner wall of the drilled hole is compacted, and soil on the inner wall of the hole is prevented from falling into the hole.
The bottom end of the compact hole wall component 16 is provided with a drill bit 17, the middle position of the bottom in the main body bin 5 is provided with a through groove 11, the bottom of the inner part of the main body bin 5 close to one end of the mechanical arm 2 is provided with a limit plate 13, the bottom of the end of the main body bin 5 far away from the mechanical arm 2 is provided with a discharge port 9, the end of the inner part of the main body bin 5 far away from the discharge port 9 is gradually inclined downwards to the end close to the discharge port 9, the inner bottom of the main body bin 5 is provided with a soil sweeping component 12, the soil sweeping component 12 comprises a belt pulley 121, a transmission belt 122, guide rollers 123, a rotating motor 124 and soft bristles 125, the bottoms of two sides in the main body bin 5 are provided with two groups of guide rollers 123 together, the same ends of the two groups of guide rollers 123 penetrate through the main body bin 5 and are provided with the belt pulley, the outer side of the rotating motor 124 is provided with a fixing bracket fixedly connected with the main body chamber 5, and the outer side of the guide roller 123 is provided with soft bristles 125, which are helpful for quickly discharging soil entering the main body chamber 5.
Embodiment 1, as shown in fig. 1, before drilling, the excavator main body 1 controls the mechanical arm 2 to be opened to a proper angle, then controls the telescopic hydraulic cylinder a3 to be extended, so as to control the included angle between the main body cabin 5 and the ground, and then controls the mechanical arm 2 to descend a little until the bottom of the main body cabin 5 is tightly attached to the ground, so as to fix the main body cabin 5 on the ground at a proper angle, and then starts to drill the ground through the drilling hole inside the main body cabin 5.
The working principle is as follows: before use, one end of the mechanical arm 2, far away from the excavator main body 1, is movably connected with the main body bin 5 through the matching of the fixed rotating shaft 7 and the fixed seat 8, then the clamping plate 6 is clamped between the two groups of clamping buckles 15, the main body bin 5 and the clamping plate 6 are fixedly connected through the four groups of fixing screws 14, then an operator sits in a cab of the excavator main body 1 to control the excavator main body 1 and the main body bin 5 to move to a specified position, then the telescopic hydraulic cylinder A3 is controlled to extend, so that an included angle between the main body bin 5 and the ground is controlled, then the mechanical arm 2 is controlled to descend slightly until the bottom of the main body bin 5 is tightly attached to the ground, so that the main body bin 5 is fixed on the ground at a proper angle, then the driving motor 103 is controlled to rotate, the driving motor 103 is used for driving the rotating rod 105 to rotate together, so that the compact, the drill bit 17 starts to drill the ground after penetrating through the through groove 11, soil generated by drilling is discharged into the main body bin 5 along the spiral groove 106, then the rotating motor 124 is controlled to rotate, the two groups of guide rollers 123 are in transmission connection through the matching of the belt pulley 121 and the transmission belt 122, the rotating motor 124 drives the two groups of guide rollers 123 to synchronously rotate, so that the soil entering the bottom in the main body bin 5 is gradually discharged from the discharge port 9, the fan 43 is turned on in the process, the inside of the main body bin 5 is blown through the fan 43, the driving motor 103 is blown with air to reduce the temperature, and dust generated by drilling is moved by the wind with heat and blown out from the discharge port 9; after the hole of the pile foundation is drilled, the driving motor 103 is controlled to greatly accelerate the rotating speed, so as to drive the installation bin 161 to rotate at an accelerated speed, at the moment, the centrifugal force applied to the two groups of semi-arc scrapers 164 is also increased, so that the two groups of semi-arc scrapers 164 are opened at the outer side of the installation bin 161, the two groups of sliding blocks 163 are close to each other, the stress of the spring 162 is shortened, then the telescopic hydraulic cylinder B101 is controlled to be slowly shortened, the outer sides of the two groups of semi-arc scrapers 164 rotating in the process continuously extrude and polish the inner wall of the hole, when the drill bit 17 is completely moved out of the hole, the driving motor 103 is controlled to stop rotating, at the moment, the two groups of semi-arc scrapers 164 cling to the outer side of the installation bin 161 again due to the elastic restoring force of the spring 162, the inner wall of the hole is compacted by the semi-arc scrapers 164, no soil, and (3) directly exposing the drilled holes, then controlling the excavator main body 1 to move to the next group of positions needing drilling together with the main body bin 5, and repeating the whole drilling process.
Finally, it should be noted that the above-mentioned contents are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, and that the simple modifications or equivalent substitutions of the technical solutions of the present invention by those of ordinary skill in the art can be made without departing from the spirit and scope of the technical solutions of the present invention.
Claims (10)
1. The utility model provides a public road bridge roof beam pile foundation drilling equipment, includes excavator main part (1) and arm (2), its characterized in that: a main body bin (5) is arranged at one end, far away from the excavator main body (1), of the mechanical arm (2), a telescopic hydraulic cylinder A (3) is arranged at one end, close to the main body bin (5), of the top of the mechanical arm (2), a clamping plate (6) is arranged at the output end of the telescopic hydraulic cylinder A (3), one end, close to the main body bin (5), of the clamping plate (6) is fixedly connected with the main body bin (5), an air cooling assembly (4) is arranged at the top, close to one end of the mechanical arm (2), of the main body bin (5), a drilling assembly (10) is arranged at the inner top of the main body bin (5), a compact hole wall assembly (16) is arranged at the bottom end of the drilling assembly (10), a drill bit (17) is arranged at the bottom end of the compact hole wall assembly (16), a through groove (11) is arranged at the middle position of the bottom in the main body bin (5, the bottom of one end, far away from the mechanical arm (2), of the main body bin (5) is provided with a discharge port (9), and the inner bottom of the main body bin (5) is provided with a soil sweeping assembly (12).
2. The public road bridge roof pile foundation drilling equipment of claim 1, characterized in that: the drilling assembly (10) comprises a telescopic hydraulic cylinder B (101), a motor bin (102), a driving motor (103), a U-shaped support (104), a rotating rod (105), a spiral groove (106), a bearing (107), a sliding block (108) and a sliding groove (109), wherein the telescopic hydraulic cylinder B (101) is arranged at the middle position of the inner top of the main body bin (5), the motor bin (102) is arranged at the output end of the telescopic hydraulic cylinder B (101), the driving motor (103) is arranged inside the motor bin (102), the U-shaped support (104) is arranged at the bottom of the motor bin (102), the bearing (107) is arranged at the middle position of the U-shaped support (104), the rotating rod (105) is arranged on the inner side of the bearing (107), the top end of the rotating rod (105) is in transmission connection with the output end of the driving motor (103), the spiral groove (106) is arranged on the outer, the sliding grooves (109) are symmetrically formed in the two inner sides of the main body bin (5), and sliding blocks (108) matched with the sliding grooves (109) are symmetrically arranged on the two sides of the motor bin (102) and the U-shaped support (104).
3. The public road bridge roof pile foundation drilling equipment of claim 1, characterized in that: the compact hole wall component (16) comprises an installation bin (161), a spring (162), a sliding block (163), a semi-arc scraper (164), an installation rod (165), a connecting rod (166) and a strip-shaped groove (167), the bottom end of the drilling component (10) is provided with the installation bin (161), the installation rod (165) is arranged at the central position inside the installation bin (161), the sliding block (163) is symmetrically sleeved at the top and the bottom of the outer side of the installation rod (165), the spring (162) is sleeved at the middle position of the outer side of the installation rod (165), the top and the bottom of the spring (162) are fixedly connected with the two groups of sliding blocks (163) respectively, the strip-shaped groove (167) is symmetrically arranged at the two ends of the installation bin (161), the semi-arc scraper (164) is symmetrically arranged at the outer side of the installation bin (161), and the connecting rod (166) is symmetrically hinged at the, and one end of the same end connecting rod (166) far away from the sliding block (163) passes through the strip-shaped groove (167) and is hinged with the inner sides of the adjacent groups of semi-arc scrapers (164).
4. The public road bridge roof pile foundation drilling equipment of claim 1, characterized in that: sweep native subassembly (12) and include belt pulley (121), driving belt (122), guide roll (123), rotating electrical machines (124) and soft brush hair (125), the bottom of both sides is provided with two sets of guide roll (123) jointly in main part storehouse (5), and passes main part storehouse (5) and be provided with belt pulley (121) with the one end of two sets of guide roll (123), the outside of belt pulley (121) is provided with driving belt (122) jointly, and is a set of main part storehouse (5) is passed and is provided with rotating electrical machines (124) to the one end that belt pulley (121) were kept away from in guide roll (123), the outside of rotating electrical machines (124) is provided with the fixed bolster with main part storehouse (5) fixed connection, the outside of guide roll (123) is provided with soft brush hair (125).
5. The public road bridge roof pile foundation drilling equipment of claim 1, characterized in that: air-cooled subassembly (4) are including filter screen (41), installation pipe (42) and fan (43), the bilateral symmetry that main part storehouse (5) is close to arm (2) one end is provided with installation pipe (42), and the inside one end that is close to main part storehouse (5) of installation pipe (42) is provided with fan (43), and the inside one end of keeping away from main part storehouse (5) of installation pipe (42) is provided with filter screen (41).
6. The public road bridge roof pile foundation drilling equipment of claim 1, characterized in that: the top symmetry that main part storehouse (5) is close to flexible pneumatic cylinder A (3) one end articulates has buckle (15) of mutually supporting with cardboard (6), and the outside symmetry screw thread of buckle (15) is provided with set screw (14), outside fixed connection in cardboard (6) through set screw (14) and buckle (15) and main part storehouse (5).
7. The public road bridge roof pile foundation drilling equipment of claim 1, characterized in that: the middle position department symmetry that main part storehouse (5) are close to arm (2) one end is provided with fixing base (8) of mutually supporting with arm (2), and is provided with fixed rotating shaft (7) between two sets of fixing base (8) jointly, the one end that arm (2) are close to main part storehouse (5) is provided with the through-hole of mutually supporting with fixed rotating shaft (7), the one end that arm (2) are close to main part storehouse (5) is through fixed rotating shaft (7) and fixing base (8) and main part storehouse (5) swing joint.
8. The public road bridge roof pile foundation drilling equipment of claim 3, characterized in that: the two ends of the semi-arc scraper (164) close to each other are provided with sealing strips, and the outer side of the semi-arc scraper (164) is provided with a wear-resistant layer.
9. The public road bridge roof pile foundation drilling equipment of claim 1, characterized in that: the bottom in the main body bin (5) is gradually inclined downwards from one end far away from the discharge port (9) to one end close to the discharge port (9).
10. The use method of the drilling device for the highway bridge pile foundation is characterized by comprising the following steps of:
step one, controlling a telescopic hydraulic cylinder A (3) to adjust a main body bin (5) to a proper inclination angle, then controlling a driving motor (103) to drive a rotating rod (105) to rotate, pushing a motor bin (102) downwards through a telescopic hydraulic cylinder B (101), and beginning to drill the ground by using a drill bit (17);
step two, when the rotating rod (105) and the drill bit (17) start to drill, soil generated by drilling enters the main body bin (5), two groups of guide rollers (123) are driven to rotate by controlling the rotation of the rotating motor (124), and the soil in the main body bin (5) is discharged to the outer side of the main body bin (5) by using soft bristles (125) on the outer side of the guide rollers (123);
after the hole is drilled, the rotating speed of the driving motor (103) can be accelerated, so that the installation bin (161) also follows the accelerated rotating speed, the centrifugal force borne by the two groups of semi-arc scrapers (164) is greatly increased, the two groups of semi-arc scrapers (164) are unfolded at the outer side of the installation bin (161), and the outer sides of the semi-arc scrapers (164) are used for extruding, compacting and polishing the inner wall of the hole, so that the inner wall of the hole is more compact;
step four, in the drilling process, opening the fan (43), blowing air with low external temperature into the main body bin (5) through the fan (43), on one hand, performing air blowing cooling on the driving motor (103), and on the other hand, discharging dust generated in the main body bin (5) by drilling from the discharge port (9);
and step five, when the device is not used, the clamping plate (6) can be taken out from the space between the buckles (15) by unscrewing the fixing screws (14), then the fixing of the fixing rotating shaft (7) is released, the fixing rotating shaft (7) is pulled out from the connecting part of the fixing seat (8) and the mechanical arm (2), the mechanical arm (2) and the main body bin (5) are disconnected, and then the whole main body bin (5) is placed in a corresponding storage device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010666061.7A CN111749616A (en) | 2020-07-12 | 2020-07-12 | Highway bridge pile foundation drilling device and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010666061.7A CN111749616A (en) | 2020-07-12 | 2020-07-12 | Highway bridge pile foundation drilling device and application method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111749616A true CN111749616A (en) | 2020-10-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010666061.7A Withdrawn CN111749616A (en) | 2020-07-12 | 2020-07-12 | Highway bridge pile foundation drilling device and application method thereof |
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| Country | Link |
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| CN (1) | CN111749616A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113530461A (en) * | 2021-07-29 | 2021-10-22 | 夏跃 | Environment-friendly road drilling construction equipment |
| CN115012399A (en) * | 2022-05-26 | 2022-09-06 | 中国石油工程建设有限公司 | Hole wall processing device for improving hole forming quality of cast-in-situ bored pile |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115012399A (en) * | 2022-05-26 | 2022-09-06 | 中国石油工程建设有限公司 | Hole wall processing device for improving hole forming quality of cast-in-situ bored pile |
| CN115012399B (en) * | 2022-05-26 | 2023-07-25 | 中国石油工程建设有限公司 | Hole wall processing device for improving hole quality of bored pile |
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