CN105781410A - Novel long-spiral drilling machine - Google Patents
Novel long-spiral drilling machine Download PDFInfo
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- CN105781410A CN105781410A CN201610194153.3A CN201610194153A CN105781410A CN 105781410 A CN105781410 A CN 105781410A CN 201610194153 A CN201610194153 A CN 201610194153A CN 105781410 A CN105781410 A CN 105781410A
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- 238000005553 drilling Methods 0.000 title claims abstract description 76
- 238000007790 scraping Methods 0.000 claims abstract description 27
- 230000033001 locomotion Effects 0.000 claims description 14
- 239000002828 fuel tank Substances 0.000 claims description 12
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 239000000446 fuel Substances 0.000 claims description 3
- 230000008676 import Effects 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000004140 cleaning Methods 0.000 abstract description 3
- 230000001681 protective effect Effects 0.000 abstract 2
- 239000007787 solid Substances 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 67
- 230000009471 action Effects 0.000 description 22
- 238000010276 construction Methods 0.000 description 10
- 230000001276 controlling effect Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 8
- 230000008859 change Effects 0.000 description 5
- 239000010720 hydraulic oil Substances 0.000 description 5
- 239000002689 soil Substances 0.000 description 5
- 239000012530 fluid Substances 0.000 description 4
- 238000013519 translation Methods 0.000 description 4
- 230000000007 visual effect Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 241001074085 Scophthalmus aquosus Species 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000002457 bidirectional effect Effects 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 230000000875 corresponding effect Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000004927 clay Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
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- 238000007599 discharging Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
Classifications
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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
- 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
- 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
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
- E21B15/003—Supports for the drilling machine, e.g. derricks or masts adapted to be moved on their substructure, e.g. with skidding means; adapted to drill a plurality of wells
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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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/22—Rods or pipes with helical structure
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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
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
- E21B19/084—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods with flexible drawing means, e.g. cables
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a novel long-spiral drilling machine. The machine comprises a machine body, a power head, a mud scraping device, a walking device, a power device and a hydraulic system, wherein the power head is connected with a drill pipe and used for driving the drill pipe to rotate around the axis of the drill pipe; a drill bit is arranged at one end of the drill pipe. The machine further comprises a stand column, a protective barrel is mounted on the stand column, and the mud scraping device used for cleaning the drill pipe and/or the drill bit is arranged on one side of the protective barrel. Accordingly, the novel long-spiral drilling machine is simple in structure, solid, reliable, attractive in appearance, flexible to use and convenient to use and maintain, the transferring efficiency is high, labor intensity of workers can be greatly reduced, the production efficiency is improved, and the production cost is saved; the machine is simple and convenient to disassemble and assemble, a main unit can be arranged on a flat-bed trailer by means of a chassis system, the transferring time of the machine is greatly shortened, and the transferring workload is reduced. Besides, substances attached to the drill bit and the drill pipe can be removed in real time, the operation quality is improved, and the operation speed is increased.
Description
Technical field
The invention belongs to engineering machinery, particularly relate to a kind of novel long-spiral drilling machine.
Background technology
Comparatively general pile foundation construction equipment is used to be mainly screw pile machine, its reason is in that it has advantage simple to operate, easy to use, that drilling efficiency is high, but due to the impact by factors such as unit head torque, antivibration, shock resistance and pile frame height, its boundary of works area is narrow, and can not implement rock stratum and creep into.nullToday，Building constantly in height to spatial development、Geographically also face the challenge of various geological conditions，Especially highway、Overpass、High-speed railway etc.，Their construction particularly relies on more firmly pile foundation，What the capital construction of these buildings still adopted at present is churning driven、Impact the equipment such as brill or direct and reverse circulation drilling machine，Complete large aperture、The pile foundation construction of deep stake and rock drilling，These equipment are more moneys on exhibit and lesser moneys on counterfoil stake tool，The big drill bit forming large aperture stake holes is connected with top device by drilling rod or steel wire rope，Construction must be taked mud off measure to avoid collapse hole，Construction technology specification also requires first clean-out opening after pore-forming、Descending reinforcing cage note concrete again，Both just so residual slip at the bottom of hole sidewall and hole cannot also be avoided，Weaken a side resistance and end resistance greatly，Additionally the later stage is noted concrete pile under water by mozzle，The technical errors such as broken pile very easily occur.
CN201110049778.8 discloses a kind of twist bit for molding different depth and the concrete-pile of shape, including drilling tool, described drilling tool includes the hollow drill with helical blade, the lower end of described hollow drill is the drill bit being provided with discharging opening, wherein said drilling tool also includes the drilling pipe being coaxially disposed with hollow drill, the inner diameter of described drilling pipe is slightly larger than the diameter of helical blade on hollow drill, the outer wall of drilling pipe is provided with external spiral blade, is provided with the link gear that can unlock between described hollow drill and drilling pipe.Although drilling rod and drill bit structure have been improved by this twist bit, but when cannot solve operation, drill bit and the removing problem of adhesion thing on drilling rod, cannot walk fast, easily simultaneously, telephone-moving, align piles position, therefore need Curve guide impeller badly.
Summary of the invention
For the problems referred to above that prior art exists, the invention discloses a kind of novel long-spiral drilling machine.
The invention provides a kind of novel long-spiral drilling machine, including fuselage, unit head, mud-scraping apparatus, running gear, power set and hydraulic system, described unit head jointed rod also is used for driving it around own axis, one end of described drilling rod is provided with drill bit, also include column, described column is provided with casing, the side of described casing is provided with the mud-scraping apparatus for clearing up drilling rod and/or drill bit, described mud-scraping apparatus is additionally provided with swinging mounting, described swinging mounting is provided with blade rotor, described blade rotor is provided with the blade for scraping mud, described blade can rotate around the axis；
Described running gear is provided with slew gear, pivoting support and rotary table, and described fuselage is connected by pivoting support with rotary table, and described fuselage and rotary table are under the driving of slew gear so that can rotate between described fuselage and rotary table；
Described power set are provided with pressurization winch, described pressurization winch is extended with fag end after assembly pulley walked around by steel wire rope and is fixed on fuselage, for pressurizeing to unit head；
Described hydraulic system is provided with fuel tank, described fuel tank is used for oil-feed pump fuel feeding, the oil-out of described oil pump is respectively connecting to banked direction control valves and the oil-in of parallel multiplex valve by oil pipe, the oil-out of described banked direction control valves is connected to the oil-in of hoist motor by oil pipe, the oil-out of described parallel multiplex valve is connected to the oil-in of support oil cylinder, long ship oil cylinder, diagonal brace oil cylinder and rotary motor respectively through oil pipe, the oil return opening of described banked direction control valves and parallel multiplex valve is connected to the import of oil return filter element by pipeline, and the outlet of described oil return filter element is connected in fuel tank.
Owing to twist bit is when bore operation, from when ging up at the bottom of ground on drill bit and drilling rod, inevitably adhesion has clay etc. other gets out thing, especially each spiral of screw rod between adhesion thing more, therefore entered in the pitch of screw rod by the blade on mud-scraping apparatus, it is possible to clear up the adhesion thing on drill bit and drilling rod easily.And running gear the relative position that can change between fuselage and rotary table is set, thus being conveniently adjusted the operating position of drilling rod, improve work efficiency.Power set are for providing power, working in coordination by assembly pulley to the axial drilling of drilling rod, it is possible to amplify boost torque.Hydraulic system is the power output of rig in this programme, converts and control axis, organically each action component can be combined, hoist motor is arranged on the power source in pressurization winch for power set, long ship oil cylinder and rotary motor are then served slewing equipment, support oil cylinder and diagonal brace oil cylinder and are then supported whole fuselage and can regulate the height between ground and angle.Realize the control to whole hydraulic system hydraulic oil by banked direction control valves and parallel multiplex valve, it is simple to peripheral operation simultaneously.
Preferably, described mud-scraping apparatus is provided with the connection seat being arranged on casing, described connection seat is connected to support, described support is connected to frame axle sleeve, described mud-scraping apparatus is additionally provided with swinging mounting, being fixedly connected with swinging mounting set on described swinging mounting, described frame axle sleeve and swinging mounting set are mutually hinged by hinged rotating shaft, and then described swinging mounting can around hinged axis of rotation.
It is not dynamic component owing to connecting seat, is normally fixedly mounted on casing, and support supports whole mud-scraping apparatus, and be also fixing connection with being connected seat.Swinging mounting is used for support blade, and is secured to connect, so that the action between swinging mounting and blade keeps consistent.And frame axle sleeve and swinging mounting overlap mutually hinged, and swinging mounting is set on swinging mounting with it keeps the consistent of action, in like manner frame axle sleeve and support keep keeping strokes, namely there is movement relation between blade and support, position relationship between the two is changed, and then the position relationship between blade and drilling rod and drill bit can be regulated.
Preferably, described swinging mounting is also hinged with connecting rod, promotes described connecting rod so that blade movement on swinging mounting, and then can regulate the position relationship between described blade and drilling rod and/or drill bit；Described connecting rod is provided with several adjustment hole, the adjustment hole on described connecting rod is sealed mutually with the stop pin being arranged on support so that the position relationship between described blade and drilling rod and/or drill bit is fixed.
Owing to connecting rod and swinging mounting are hinged so that during connecting rod action, certainly will driving swinging mounting action, the action of swinging mounting simultaneously makes the position relationship between blade and drilling rod and drill bit change.Connecting rod is in course of action, and the change of support generation relative position, therefore by stop pin on diverse location, it is possible to be fixed in different positions so that blade can have multiple position selective.So connecting rod is not only only capable of promoting the action of swinging mounting, also act fixation simultaneously.
Preferably, also including crossbeam, the top of described crossbeam is provided with insertion hole, described crossbeam be installed below bulb, described rotary table inserts and is positioned at the insertion hole on crossbeam top, and with bearing pin lock jail；Being positioned at the bulb below described crossbeam to be connected with the walking dolly being arranged on walking ship, described walking dolly is provided with road wheel, described road wheel is at the walking move in tracks being arranged on walking ship.
Crossbeam, as connector, connects back to turntable and bulb, and bulb is connected with walking dolly, therefore when dolly action, bulb moves simultaneously, and drives revolution that corresponding action also occurs, rotary table is connected by pivoting support with fuselage, and therefore fuselage is also driven by walking dolly.Therefore the translational motion of fuselage is finally implemented in the action of walking dolly, it is achieved that the translational motion outside body rotation motion, and makes driving relatively relatively simple.
Preferably, described walking dolly connects the cylinder barrel of long ship oil cylinder, the piston rod of described long ship oil cylinder is connected with walking ship, described long ship oil cylinder pushing walking dolly drives rotary table and fuselage to move back and forth in the walking track of walking ship, described walking ship is provided with walking track, casing, riser and scraper plate, described walking dolly is positioned at the semiclosed intracavity that casing, riser and scraper plate are formed, and is used for avoiding earth to enter.
Driving by long ship oil cylinder so that fuselage achieves translation, and the setting of walking track so that the translation of walking dolly is limited in fixing route, it is to avoid fuselage is big due to the big inertia of weight, it is not easy to the problem controlling movement locus.And casing, riser and scraper plate substantially constitute the closed cavity of a rectangle, walking track is closed in the inner, thus safety when improve operation.
Preferably, described fuselage is also associated with several supporting leg, described supporting leg is used for supporting fuselage, one end of described supporting leg is also associated with chassis, described fuselage is also equipped with main winch and secondary hoist engine, described main winch or secondary hoist engine by driving wirerope be passed to top pulleys group and then promote drilling rod.
Preferably, described fuselage connects one end of diagonal brace, the other end of described diagonal brace is connected on column, described column is fixedly mounted on fuselage, being also equipped with balancing weight and driver's cabin on described fuselage, described column is provided for the top pulleys group of wirerope group traverse, one end of described wirerope group connects pressurization winding plant, the other end connects unit head, and described unit head is slidingly arranged at the guide rail on column.
Supporting leg is used for supporting whole fuselage so that it is keeps certain fore-and-aft distance with ground, and can regulate the distance of fuselage and ground.Chassis is for expanding the contact area with ground so that be also unlikely to be absorbed in ground on soft soil, it is to avoid cause the unstability of complete machine.Main winch and secondary hoist engine output power on pressurization winch so that it is promoted drilling rod.
Preferably, described banked direction control valves is provided with three position four-way directional control valve, first check valve and normally close valve, the oil-out of described oil pump is respectively connecting to the first check valve and normally close valve by oil pipe, described first check valve and normally close valve are connected to three position four-way directional control valve again through pipeline, described three position four-way directional control valve is connected to hoist motor again through pipeline, described parallel multiplex valve is provided with the foot-operated three position four-way directional control valve of multiple mutual parallel connection, overflow valve and the second check valve, the oil-out of described oil pump is respectively connecting to overflow valve by oil pipe, second check valve and foot-operated three position four-way directional control valve.
Preferably, described foot-operated three position four-way directional control valve is connected by pipeline and the first balanced valve, described first balanced valve is connected with support oil cylinder by pipeline, described foot-operated three position four-way directional control valve is connected with long ship oil cylinder by pipeline, described foot-operated three position four-way directional control valve is connected with hydraulic lock by pipeline, described hydraulic lock is connected with diagonal brace oil cylinder by pipeline, described foot-operated three position four-way directional control valve is connected by pipeline and the second balanced valve, and described second balanced valve is connected with rotary motor by pipeline.
After hydraulic oil exports from oil pump, then export to hoist motor through three position four-way directional control valve, commutation effect can be realized, namely hoist motor can realize Bidirectional power output, first check valve is possible to prevent hydraulic oil reversely to circulate simultaneously, normally close valve serves overflow effect simultaneously, namely can pressure release in time when load exceeds standard.Foot-operated three position four-way directional control valve is also used for controlling the fluid power outbound course of rotary motor, and the second balanced valve ground arranges the return phenomenon being possible to prevent to turn round after putting in place.Due to support oil cylinder operationally, in order to prevent load from falling too fast because of deadweight, therefore the setting of the first balanced valve meets needs preferably.Similarly foot-operated three position four-way directional control valve is additionally operable to control the power outbound course of long ship oil cylinder so that it can two-way export.
Owing to diagonal brace oil cylinder plays the effect supporting whole column, therefore hydraulic lock can realize auto-lock function so that overall structure stability is greatly improved.Foot-operated three position four-way directional control valve is also used for controlling the fluid power outbound course of diagonal brace oil cylinder simultaneously.Overflow valve and the second check valve are arranged on way to cycle oil, play anti-return and pressure release effect.
Preferably, the oil-out of described oil pump is connected with fuel-displaced Pressure gauge by oil pipe, and described oil return filter element is connected with return pressure table by pipeline, and the pipeline that the oil-in of described oil pump is connected with fuel tank is provided with ball valve.
In sum, the invention have the advantages that
Therefore novel long-spiral drilling machine simple in construction provided by the invention, firm reliable, good looking appearance, use are flexible；Use, maintenance, easy to maintenance, telephone-moving efficiency is high, can be greatly reduced the labor intensity of workman, improves production efficiency, saves production cost；Dismounting is simple, convenient, and main frame can utilize the chassis system of oneself to install on flat car, substantially reduces the time of this machine transition, decreases the workload of transition.The adhesion thing on drill bit and drilling rod can be removed in real time simultaneously, improve operation quality and speed.
Accompanying drawing explanation
Fig. 1 is the schematic perspective view of the embodiment of the present invention；
Fig. 2 is the front view of Fig. 1；
Fig. 3 is the structural representation of walking ship and associated components；
Fig. 4 is the structural representation of walk ship and the associated components at another visual angle；
Fig. 5 is the structural representation of walk ship and the associated components at another visual angle；
Fig. 6 is the side view of Fig. 5；
Fig. 7 is the structural representation of pressurization winch and associated components；
Fig. 8 is the structural representation of mud-scraping apparatus；
Fig. 9 is the structural representation of the mud-scraping apparatus at another visual angle；
Figure 10 is the structural representation of the mud-scraping apparatus at another visual angle；
Figure 11 is the schematic diagram of the hydraulic system of the present embodiment.
Detailed description of the invention
The present invention is made further in detail below in conjunction with embodiment and accompanying drawing, intactly illustrates.
As shown in figs. 1-11, the invention provides a kind of novel long-spiral drilling machine, including fuselage 1, unit head 4, mud-scraping apparatus, running gear, power set and hydraulic system, described unit head 4 jointed rod 5 also is used for driving it around own axis, one end of described drilling rod 5 is provided with drill bit 51, and the side of described drilling rod 5 is provided with for clearing up drilling rod 5 and/or the mud-scraping apparatus of drill bit 51.Also including column 3, described column 3 is provided with casing 6, the side of described casing 6 is provided with for clearing up drilling rod 5 and/or the mud-scraping apparatus of drill bit 51.
Hydraulic system includes fuel tank a1, described fuel tank a1 is used for oil-feed pump a2 fuel feeding, the oil-out of described oil pump a2 is respectively connecting to banked direction control valves a5 and the oil-in of parallel multiplex valve a6 by oil pipe, the oil-out of described banked direction control valves a5 is connected to the oil-in of hoist motor a18 by oil pipe, the oil-out of described parallel multiplex valve a6 is connected to support oil cylinder a10 respectively through oil pipe, long ship oil cylinder a13, the oil-in of diagonal brace oil cylinder a15 and rotary motor a14, the oil return opening of described banked direction control valves a5 and parallel multiplex valve a6 is connected to the import of oil return filter element a11 by pipeline, the outlet of described oil return filter element a11 is connected in fuel tank a1.
Described mud-scraping apparatus is provided with the connection seat 61 being arranged on casing 6, described connection seat 61 is connected to support 62, described support 62 is connected to frame axle sleeve 621.
Described mud-scraping apparatus is additionally provided with swinging mounting 64, described swinging mounting 64 is fixedly connected with swinging mounting set 641, described frame axle sleeve 621 and swinging mounting set 641 mutually hinged by hinged rotating shaft 65, and then described swinging mounting 64 can rotate around hinged rotating shaft 65.
Being provided with blade rotor 66 on described swinging mounting 64, described blade rotor 66 is provided with the blade 661 for scraping mud, described blade 661 can 66 rotate around the shaft.
Being not dynamic component owing to connecting seat 61, be normally fixedly mounted on casing 6, it is connected with casing 6 by bolt.And support 62 is to be welded by angle bar, channel-section steel and steel plate combination, it supports whole mud-scraping apparatus, and is also fixing connection with being connected seat 61.Swinging mounting 64 is for support blade 661, and is secured to connect, so that the action between swinging mounting 64 and blade 661 keeps consistent.And frame axle sleeve 621 and swinging mounting to overlap 641 mutually hinged, and swinging mounting set 641 is arranged on swinging mounting 64 with it and keeps the consistent of action, in like manner frame axle sleeve 621 and support 62 keep keeping strokes, namely there is movement relation between blade 661 and support 62, position relationship between the two is changed, and then the position relationship between blade 661 and drilling rod 5 and drill bit 51 can be regulated.
Described swinging mounting 64 is also hinged with connecting rod 67, promotes described connecting rod 67 so that the blade 661 on swinging mounting 64 moves, and then can regulate the position relationship between described blade 661 and drilling rod 5 and/or drill bit 51.Described connecting rod 67 is provided with several adjustment hole 671, by sealed mutually with the stop pin 622 being arranged on support 62 for the adjustment hole 671 on described connecting rod 67 so that the position relationship between described blade 661 and drilling rod 5 and/or drill bit 51 is fixed.
Owing to one end of connecting rod 67 is hinged with swinging mounting 64 so that during connecting rod 67 action, certainly will drive swinging mounting 64 action, the action of swinging mounting 64 simultaneously makes the position relationship between blade 661 and drilling rod 5 and drill bit 51 change.Connecting rod 67 is in course of action, and the change that relative position occurs support 62, therefore by the insertion of stop pin 622 on diverse location, it is possible to be fixed in different positions so that can be relatively fixed after blade 661 position adjustments.So connecting rod 67 is not only only capable of promoting the action of swinging mounting 64, also act fixation simultaneously.
Also including slew gear 7, pivoting support 71 and rotary table 75, described fuselage 1 is connected by pivoting support 71 with rotary table 75.Described fuselage 1 and rotary table 75 are under the driving of slew gear 7 so that can rotate between described fuselage 1 and rotary table 75.Also include crossbeam 72, the top of described crossbeam 72 be provided with insertion hole 79, described crossbeam 72 be installed below bulb 73.
Described rotary table 75 inserts the insertion hole 79 being positioned at crossbeam 72 top, and locks jail with bearing pin 74.It is positioned at the bulb 73 below described crossbeam 72 to be connected with the walking dolly 77 being arranged on walking ship 76.Described walking dolly 77 is provided with road wheel 771, the motion in the walking track 761 being arranged on walking ship 76 of described road wheel 771.
Slew gear 7 is provided with rotary motor a14 as power source, for driving the rotation between fuselage 1 and rotary table 75.Crossbeam 72 is as connector, connect back to turntable 75 and bulb 73, and bulb 73 is connected with walking dolly 77, therefore when walking dolly 77 action, bulb 73 moves simultaneously, and driving rotary table 75 that corresponding action also occurs, rotary table 75 is connected by pivoting support 71 with fuselage 1, and therefore fuselage 1 is also driven by walking dolly 77.Therefore the translational motion of fuselage 1 is finally implemented in the action of walking dolly 77, it is achieved that the translational motion outside fuselage 1 gyration, and makes driving relatively relatively simple.
Described walking dolly 77 connects the cylinder barrel of long ship oil cylinder a13, and the piston rod of described long ship oil cylinder a13 is connected with walking ship 76, and described long ship oil cylinder a13 promotes walking dolly 77 to drive rotary table 75 and fuselage 1 to move back and forth in the walking track 761 of walking ship 76.Described walking ship 76 is provided with walking track 761, casing 762, riser 763 and scraper plate 764.Described walking dolly 77 is positioned at the semiclosed intracavity that casing 762, riser 763 and scraper plate 764 are formed, and is used for avoiding earth to enter.
Driving by long ship oil cylinder a13 so that fuselage 1 achieves translation, and the setting of walking track 761 so that the translation of walking dolly 77 is limited in fixing route, it is to avoid fuselage 1 is big due to the big inertia of weight, it is not easy to the problem controlling movement locus.The twist bit of the present embodiment is operationally simultaneously; easily fly to bring out from drill bit 51 and drilling rod 5 by the earth got out; therefore walking dolly 77 is needed to carry out the protection of necessity; and casing 762, riser 763 and scraper plate 764 substantially constitute the closed cavity of a rectangle, and (other shapes are also feasible certainly; but for manufacturability; rectangle is relatively simple to implement), walking track 761 is closed in the inner, thus safety when improve operation.
Described fuselage 1 is provided with pressurization winch 8, described pressurization winch 8 is extended with fag end after assembly pulley walked around by steel wire rope 86 fixing on the fuselage 1, for pressurizeing to unit head 4.
Power set are for providing power to the axial drilling of drilling rod 5, by working in coordination of multiple pressurization assembly pulley, it is possible to amplify boost torque.
Described fuselage 1 is also associated with several supporting leg 11, and described supporting leg 11 is used for supporting fuselage 1, and one end of described supporting leg 11 is also associated with chassis 111.Described fuselage 1 is also equipped with main winch 12 and secondary hoist engine 13, described main winch 12 or secondary hoist engine 13 by driving wirerope be passed to top pulleys group 32 and then promote drilling rod 5.
Supporting leg 11 is used for supporting whole fuselage 1 so that it is keeps certain fore-and-aft distance with ground, and can pass through the distance of support oil cylinder a10 adjustment fuselage 1 and ground.Chassis 111 is in the form of annular discs, for expanding the contact area with ground so that be also unlikely to be absorbed in ground on soft soil, it is to avoid cause the unstability of complete machine.Main winch 12 and secondary hoist engine 13 are driven by hoist motor a18, and main winch 12 and secondary hoist engine 13 output power on pressurization winch 8 more simultaneously so that it is promoted drilling rod 5.
Described fuselage 1 connects one end of diagonal brace 2, and the other end of described diagonal brace 2 is connected on column 3, and described column 3 is fixedly mounted on fuselage 1.Being provided for the top pulleys group 32 of wirerope group traverse on described column 3, one end of described wirerope group connects pressurization winding plant, and the other end connects unit head 4, and described unit head 4 is slidingly arranged at the guide rail 31 on column 3.Described fuselage 1 is also equipped with balancing weight 14 and driver's cabin 15.
Owing to the common major diameter of column 3 is relatively larger, so stability is not good enough, therefore by the skewed horizontal load of diagonal brace 2, it is possible to form skewed horizontal load effectively, form three-legged structure, relatively stable.Unit head 4 can slide on guide rail 31, it is possible to the position of the drilling rod 5 that follows up in real time.
Described banked direction control valves a5 is provided with three position four-way directional control valve a51, the first check valve a52 and normally close valve a53, the oil-out of described oil pump a2 is respectively connecting to the first check valve a52 and normally close valve a53 by oil pipe, described first check valve a52 and normally close valve a53 is connected to three position four-way directional control valve a51 again through pipeline, and described three position four-way directional control valve a51 is connected to hoist motor a18 again through pipeline.
Hoist motor a18 is the power output part of a relatively high power on twist bit, after hydraulic oil exports from oil pump a2, then export to hoist motor a18 through three position four-way directional control valve a51, commutation effect can be realized, namely hoist motor a18 can realize Bidirectional power output, first check valve a52 is possible to prevent hydraulic oil reversely to circulate simultaneously, and normally close valve a53 serves overflow effect simultaneously, namely can pressure release in time when load exceeds standard.
Described parallel multiplex valve a6 is provided with foot-operated three position four-way directional control valve a61, overflow valve a62 and the second check valve a63 of 9 mutual parallel connections, and the oil-out of described oil pump a2 is respectively connecting to overflow valve a62, the second check valve a63 and foot-operated three position four-way directional control valve a61 by oil pipe.
9 foot-operated three position four-way directional control valve a61 are respectively used to control the two-way output of multiple power output part, overflow valve a62 and the second check valve a63 and are arranged on way to cycle oil, play anti-return and pressure release effect.
Wherein having 4 foot-operated three position four-way directional control valve a61 to be connected by pipeline and 4 the first balanced valve a8, each first balanced valve a8 is connected by pipeline and a support oil cylinder a10.
Owing to support oil cylinder a10 is provided with 4, power output part is relatively many, additionally when action, need the balance keeping exporting power between relatively, if output difference is bigger, then easily caused by the instability of fuselage 1, and also to prevent load from falling too fast because of deadweight, therefore the setting of the first balanced valve a8 meets needs preferably.
2 foot-operated three position four-way directional control valve a61 are wherein had to be connected with long ship oil cylinder a13 by pipeline.
Similarly foot-operated three position four-way directional control valve a61 is for controlling the power outbound course of long ship oil cylinder a13 so that it can two-way export.
Wherein having 2 foot-operated three position four-way directional control valve a61 to be connected with hydraulic lock a12 by pipeline, each hydraulic lock a12 is connected with diagonal brace oil cylinder a15 by pipeline.
Owing to diagonal brace oil cylinder a15 plays the effect supporting whole column 1, therefore hydraulic lock a12 can realize auto-lock function so that overall structure stability is greatly improved.Foot-operated three position four-way directional control valve a61 is also used for controlling the fluid power outbound course of diagonal brace oil cylinder a15 simultaneously.
Having a foot-operated three position four-way directional control valve a61 to be connected by pipeline and the second balanced valve a9, described second balanced valve a9 is connected with rotary motor a14 by pipeline.
Foot-operated three position four-way directional control valve a61 is also used for controlling the fluid power outbound course of rotary motor a14, and the second balanced valve a9 ground arranges the return phenomenon being possible to prevent to turn round after putting in place.
Foot-operated three position four-way directional control valve a61 ground selects, being easy to driver be operated in driver's cabin 15, convenient control, relatively electromagnetic type reversal valve is low for its cost simultaneously, can also using electromagnetic type reversal valve in practice, it is identical with the foot-operated three position four-way directional control valve a61 essence in the present embodiment.
The oil-out of described oil pump a2 is connected with fuel-displaced Pressure gauge a4 by oil pipe, and described oil return filter element a11 is connected with return pressure table a16 by pipeline, and the oil-in of described oil pump a2 is provided with ball valve 17 with on the fuel tank a1 pipeline being connected.
The twist bit of the present embodiment is in use, first should install and put in place, subsequently location work is carried out in the place needing boring, then passing through slew gear 7 drives fuselage 1 to turn round, and the translational motion of fuselage 1, drilling rod 5 is moved to precalculated position by both actions, and namely the long ship oil cylinder a13 in hydraulic system and rotary motor a14 enters duty, quits work after being adjusted in place.Then starting unit head 4, the usual swing pinion reducing motor of unit head 4, as power source, drives the rotary motion of drilling rod 5.And controlling hydraulic system so that hoist motor a18 enters duty, drives pressurization winch 8 to provide power to the axial action of drilling rod 5.Simultaneously after creeping into, when drilling rod 5 gos up, drilling rod 5 and drill bit 51 are cleared up by the blade 661 on mud-scraping apparatus, after cleaning out.Above-mentioned workflow can be again introduced into, until operation is complete.
When boring, it is also possible to follow following technique.Long-spiral drilling machine is in place → and boring (according to whether geological condition pressurizes) → get into clears up → pulls out brill concrete perfusion → shifting boring machine simultaneously → put steel reinforcement cage → vibration → pile at the bottom of projected depth → hole.
Long-spiral drilling machine is in place: when long-spiral drilling machine is in place, it is necessary to held stationary, not run-off the straight, displacement, for the accurate keyhole degree of depth, and should in frame or machine pipe is made the scale of control, in order to be observed in construction, record.
Boring: straightening column 3, to good stake position (using para-position circle), machine creep into, be unearthed, according to geological condition open compression system.Stop after reaching projected depth to bore.
Hole subsoil cleaning.After getting into the predetermined degree of depth, it is necessary to carry out the clear soil that dallies in bottom, hole, then turn off rotation；Carry drilling rod 5, drilling rod 5 must not be turned by song.Enter and drill-through journey is scattered in ground soil, it is necessary to remove at any time and transport.
Winter, Pluvial construction:
(1) teletostage is when temperature is lower than less than 0 DEG C casting concrete, should take heating and thermal insulation measure.When building, concrete temperature is executed scheme regulation by the winter and is performed.Must not endure cold before stake top is not up to design strength 50%.When temperature is higher than 30 DEG C, as the case may be concrete should be taked slow setting measure.
(2) Pluvial strict adherence is with boring the regulation with casting concrete, in case pouring water after meeting rain pore-forming cause collapse hole.Rainy day can not carry out drilling construction.The on-the-spot various measures that must have draining, it is prevented that the surface water flows in groove, in order to avoid causing slope collapse or base soil depression, boring machine inclination etc..
The above embodiment of the present invention is only the use that technical solution of the present invention is described simultaneously, is only enumerating of technical solution of the present invention, is not limited to technical scheme and protection domain thereof.Equivalent technologies means, equivalent apparatus etc. are adopted to be considered to be the improvement of the technical scheme disclosed in claims of the present invention and description without departing from the scope disclosed in claims of the present invention and description.
Claims (10)
1. a novel long-spiral drilling machine, it is characterized in that, including fuselage (1), unit head (4), mud-scraping apparatus, running gear, power set and hydraulic system, described unit head (4) jointed rod (5) also is used for driving it around own axis, one end of described drilling rod (5) is provided with drill bit (51), also include column (3), described column (3) is provided with casing (6), the side of described casing (6) is provided with for clearing up drilling rod (5) and/or the mud-scraping apparatus of drill bit (51), described mud-scraping apparatus is additionally provided with swinging mounting (64), described swinging mounting (64) is provided with blade rotor (66), described blade rotor (66) is provided with the blade (661) for scraping mud, described blade (661) can (66) rotate around the shaft；
Described running gear is provided with slew gear (7), pivoting support (71) and rotary table (75), described fuselage (1) is connected by pivoting support (71) with rotary table (75), described fuselage (1) and rotary table (75) are under the driving of slew gear (7) so that can rotate between described fuselage (1) and rotary table (75)；
Described power set are provided with pressurization winch (8), described pressurization winch (8) is extended with fag end after assembly pulley walked around by steel wire rope (86) and is fixed on fuselage (1), for pressurizeing to unit head (4)；
Described hydraulic system is provided with fuel tank (a1), described fuel tank (a1) is for oil-feed pump (a2) fuel feeding, the oil-out of described oil pump (a2) is respectively connecting to banked direction control valves (a5) and the oil-in of parallel multiplex valve (a6) by oil pipe, the oil-out of described banked direction control valves (a5) is connected to the oil-in of hoist motor (a18) by oil pipe, the oil-out of described parallel multiplex valve (a6) is connected to support oil cylinder (a10) respectively through oil pipe, long ship oil cylinder (a13), the oil-in of diagonal brace oil cylinder (a15) and rotary motor (a14), the oil return opening of described banked direction control valves (a5) and parallel multiplex valve (a6) is connected to the import of oil return filter element (a11) by pipeline, the outlet of described oil return filter element (a11) is connected in fuel tank (a1).
2. novel long-spiral drilling machine as claimed in claim 1, it is characterized in that, described mud-scraping apparatus is provided with the connection seat (61) being arranged on casing (6), described connection seat (61) is connected to support (62), described support (62) is connected to frame axle sleeve (621), described mud-scraping apparatus is additionally provided with swinging mounting (64), described swinging mounting (64) is fixedly connected with swinging mounting set (641), described frame axle sleeve (621) and swinging mounting set (641) are mutually hinged by hinged rotating shaft (65), and then described swinging mounting (64) can rotate around hinged rotating shaft (65).
3. novel long-spiral drilling machine as claimed in claim 2, it is characterized in that, described swinging mounting (64) is also hinged with connecting rod (67), promote described connecting rod (67) so that the blade (661) on swinging mounting (64) moves, and then the position relationship between described blade (661) and drilling rod (5) and/or drill bit (51) can be regulated；Described connecting rod (67) is provided with several adjustment hole (671), by sealed mutually with the stop pin (622) being arranged on support (62) for the adjustment hole (671) on described connecting rod (67) so that the position relationship between described blade (661) and drilling rod (5) and/or drill bit (51) is fixed.
4. novel long-spiral drilling machine as claimed in claim 1, it is characterized in that, also include crossbeam (72), the top of described crossbeam (72) is provided with insertion hole (79), described crossbeam (72) be installed below bulb (73), described rotary table (75) inserts the insertion hole (79) being positioned at crossbeam (72) top, and firm with bearing pin (74) lock；The bulb (73) being positioned at described crossbeam (72) lower section is connected with the walking dolly (77) being arranged in walking ship (76).
null5. novel long-spiral drilling machine according to claim 4，It is characterized in that，Described walking dolly (77) is provided with road wheel (771)，Described road wheel (771) is motion in the walking track (761) being arranged in walking ship (76)，Described walking dolly (77) connects the cylinder barrel of long ship oil cylinder (a13)，The piston rod of described long ship oil cylinder (a13) is connected with walking ship (76)，Described long ship oil cylinder (a13) promotes walking dolly (77) to drive rotary table (75) and fuselage (1) to move back and forth in the walking track (761) of walking ship (76)，Described walking ship (76) is provided with walking track (761)、Casing (762)、Riser (763) and scraper plate (764)，Described walking dolly (77) is positioned at casing (762)、The semiclosed intracavity that riser (763) and scraper plate (764) are formed，For avoiding earth to enter.
6. novel long-spiral drilling machine according to claim 1, it is characterized in that, described fuselage (1) is also associated with several supporting leg (11), described supporting leg (11) is used for supporting fuselage (1), one end of described supporting leg (11) is also associated with chassis (111), described fuselage (1) is also equipped with main winch (12) and secondary hoist engine (13), described main winch (12) or secondary hoist engine (13) by driving wirerope be passed to top pulleys group (32) and then promote drilling rod (5).
7. novel long-spiral drilling machine according to claim 6, it is characterized in that, described fuselage (1) connects one end of diagonal brace (2), the other end of described diagonal brace (2) is connected on column (3), described column (3) is fixedly mounted on fuselage (1), described fuselage (1) is also equipped with balancing weight (14) and driver's cabin (15), described column (3) is provided for the top pulleys group (32) of wirerope group traverse, one end of described wirerope group connects pressurization winding plant, the other end connects unit head (4), described unit head (4) is slidingly arranged at the guide rail (31) on column (3).
null8. novel long-spiral drilling machine as claimed in claim 1，It is characterized in that，Described banked direction control valves (a5) is provided with three position four-way directional control valve (a51)、First check valve (a52) and normally close valve (a53)，The oil-out of described oil pump (a2) is respectively connecting to the first check valve (a52) and normally close valve (a53) by oil pipe，Described first check valve (a52) and normally close valve (a53) are connected to three position four-way directional control valve (a51) again through pipeline，Described three position four-way directional control valve (a51) is connected to hoist motor (a18) again through pipeline，Described parallel multiplex valve (a6) is provided with the foot-operated three position four-way directional control valve (a61) of multiple mutual parallel connection、Overflow valve (a62) and the second check valve (a63)，The oil-out of described oil pump (a2) is respectively connecting to overflow valve (a62) by oil pipe、Second check valve (a63) and foot-operated three position four-way directional control valve (a61).
9. novel long-spiral drilling machine as claimed in claim 1, it is characterized in that, described foot-operated three position four-way directional control valve (a61) is connected by pipeline and the first balanced valve (a8), described first balanced valve (a8) is connected with support oil cylinder (a10) by pipeline, described foot-operated three position four-way directional control valve (a61) is connected with long ship oil cylinder (a13) by pipeline, described foot-operated three position four-way directional control valve (a61) is connected with hydraulic lock (a12) by pipeline, described hydraulic lock (a12) is connected with diagonal brace oil cylinder (a15) by pipeline, described foot-operated three position four-way directional control valve (a61) is connected by pipeline and the second balanced valve (a9), described second balanced valve (a9) is connected with rotary motor (a14) by pipeline.
10. novel long-spiral drilling machine as claimed in claim 1, it is characterized in that, the oil-out of described oil pump (a2) is connected with fuel-displaced Pressure gauge (a4) by oil pipe, described oil return filter element (a11) is connected with return pressure table (a16) by pipeline, and the pipeline that the oil-in of described oil pump (a2) is connected with fuel tank (a1) is provided with ball valve (a17).
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| CN113153171A (en) * | 2021-03-17 | 2021-07-23 | 深圳市工勘岩土集团有限公司 | Automatic scraping method for slime in long-spiral drilling |
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