CN110644922A - Quick drilling and piling equipment for protection construction of expansive soil road section - Google Patents
Quick drilling and piling equipment for protection construction of expansive soil road section Download PDFInfo
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- CN110644922A CN110644922A CN201910955070.5A CN201910955070A CN110644922A CN 110644922 A CN110644922 A CN 110644922A CN 201910955070 A CN201910955070 A CN 201910955070A CN 110644922 A CN110644922 A CN 110644922A
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- 238000005553 drilling Methods 0.000 title claims abstract description 150
- 238000010276 construction Methods 0.000 title claims abstract description 27
- 239000002689 soil Substances 0.000 title claims abstract description 26
- 230000007246 mechanism Effects 0.000 claims abstract description 55
- 230000008093 supporting effect Effects 0.000 claims abstract description 35
- 238000005056 compaction Methods 0.000 claims abstract description 21
- 230000000694 effects Effects 0.000 claims abstract description 12
- 229910000831 Steel Inorganic materials 0.000 claims description 38
- 239000010959 steel Substances 0.000 claims description 38
- 230000005540 biological transmission Effects 0.000 claims description 11
- 238000005096 rolling process Methods 0.000 claims description 7
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 230000000087 stabilizing effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 20
- 238000000926 separation method Methods 0.000 abstract description 3
- 230000007306 turnover Effects 0.000 description 21
- 238000013461 design Methods 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
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- 238000012827 research and development Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer 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
- E21B7/027—Drills for drilling shallow holes, e.g. for taking soil samples or for drilling postholes
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/22—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for consolidating or finishing laid-down unset materials
- E01C19/23—Rollers therefor; Such rollers usable also for compacting soil
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D7/00—Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
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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
- E21B3/00—Rotary drilling
- E21B3/02—Surface drives for rotary drilling
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Abstract
The invention relates to the field of highway protection construction, in particular to a quick drilling and piling device for the protection construction of an expansive soil road section highway, which comprises a horizontally arranged main shaft, wherein two ends of the main shaft are respectively movably inserted into bearing holes in the middle parts of supporting wheel bodies at two ends of the main shaft, a quickly-convertible drilling and piling mechanism is arranged in the middle part of the main shaft, the drilling and piling mechanism is used for realizing drilling and piling on a road surface, a separated road surface compacting mechanism is respectively and symmetrically arranged at the inner side and the outer side of the main shaft between the two supporting wheel bodies, and the road surface compacting mechanism is used for realizing the compaction on the road surface and the protection and support of the drilling and piling mechanism. This device can be quick when drilling, pile, ramming process realize the separation with road surface compacting mechanism and warp, realize the stable support to whole device, and road surface compacting mechanism can regard as the road roller to use, simultaneously to the effect of inner structure's support protection when this device is accomodate.
Description
Technical Field
The invention relates to the field of highway protection construction, in particular to a semi-automatic highway construction instrument for quickly realizing equipment construction operation aiming at expansive soil, and particularly relates to a quick drilling and piling device for the highway protection construction of an expansive soil section.
Background
The expansive soil is high-plasticity clay, generally has high bearing capacity, has the characteristics of water absorption expansion, water loss shrinkage, repeated expansion and shrinkage deformation, water immersion bearing capacity attenuation, shrinkage crack development and the like, and is extremely unstable in property.
In the road engineering design, aiming at the physical property and the mechanical property of expansive soil, the comprehensive treatment idea is adopted in the design according to the detailed geological survey report and the experience related to the treatment of the expansive soil, and the targeted research is carried out. Usually, the operation of drilling and piling on the road surface in the road protection construction process belongs to a more important construction step, the road surface drilling needs to be carried out in advance before the subsequent installation of the protective pile and the post, and the drilling effect and the subsequent piling effect all influence the stability of the installation of the peripheral protective structure of the subsequent road section.
Compared with the ordinary road section, the strength and compaction standard of the roadbed in the expansive soil area are strictly in accordance with the relevant national regulations, so that the expansive soil section not only has the safety problem, but also has the defects that the drilling and piling conditions also influence the integral load bearing strength of the later-formed road surface and the stability of the roadbed in use due to the structural particularity of the expansive soil section.
The traditional drilling and piling mode is to manually drill and pile by using tools (such as an iron hammer, a handheld electric drill and other instruments) by a constructor, and the traditional manual mode operation is not suitable for construction operation in a longer road section due to low operation efficiency and poor drilling and piling effects, and is gradually replaced by mechanical equipment operation.
Because of continuous innovation and development of mechanical operation equipment, a plurality of units and research and development personnel are prompted to design and research and develop related highway drilling and piling construction equipment, but the existing drilling and piling equipment generally adopts a cantilever type structure, the drilling structure is extended to one side to control the equipment to move up and down to realize drilling and piling, and the overall stability of the whole equipment is poor when the whole equipment works; in addition, the existing pile driver or hole turning machine has relatively single function, the existing pile driver adopts a drop hammer type pile driving mode, the vibration performance is large, the existing pile driver is not suitable for being used in an expansive soil section, an engine is used as a driving source, the working noise is large, although the existing multifunctional drilling and pile driving integrated equipment exists, the existing pile driver basically has a relatively large integral mechanism, and the universality and the adaptability are poor. Therefore, a drilling and piling device with strong universality and suitable for various roadbed sections needs to be designed, and the drilling and piling device has important significance in the field of highway protection construction.
Disclosure of Invention
The technical scheme adopted by the invention for solving one of the technical problems is as follows: the utility model provides an inflation dirt road section highway protection construction quick drilling pile driving equipment, includes the main shaft that a level set up, the both ends of main shaft activity cartridge respectively in the bearing hole at each support wheel body middle part at its both ends, but be equipped with a drilling pile driving mechanism of fast switch at the middle part of main shaft, drilling pile driving mechanism is used for realizing drilling the pile to the road surface, two the inside and outside both sides of the main shaft between the support wheel body symmetry respectively are equipped with the road surface compacting mechanism of a disconnect-type, road surface compacting mechanism is used for realizing the compaction on road surface and supporting the protection of drilling pile driving mechanism, two the outer end of supporting the wheel body cooperatees through a traction frame and outside traction vehicle.
Preferably, a pair of wheel rings is fixedly mounted on the inner side of each supporting wheel body, and two ends of the main shaft are fixedly connected with the inner side wall of the pair of wheel rings at the corresponding positions in an abutting mode through a pair of wheel carrier mechanisms.
Preferably, auxiliary wheel frame mechanism includes a fixing base, the middle part fixed mounting of fixing base is in on the main shaft lateral wall a plurality of support guide bar group is installed along the even interval fixed mounting of its circumference on the lateral wall of fixing base, guide bar group includes an inner fixed mounting support guide post on the fixing base, the outer end orientation of support guide post the inside wall of auxiliary wheel ring the support guide post be close to in the terminal surface recess of the inside wall of auxiliary wheel ring movable joint have one with the direction ball of the inside wall looks butt of auxiliary wheel ring.
Preferably, the road surface compacting mechanism includes two bearing seats fixedly mounted on the main shaft inside each of the supporting wheel bodies, two synchronously moving bearing cylinders fixedly mounted on the side surfaces of the two bearing seats, respectively, and a piston rod end of each bearing cylinder is corresponding to a semicircular road rolling assembly at the corresponding position.
Preferably, the road rolling assembly comprises a semicircular steel cylinder, wherein the inner side wall of the semicircular steel cylinder is fixedly connected with the end part of the piston rod of each bearing oil cylinder at the corresponding position of the semicircular steel cylinder, a plurality of reinforcing rib beams are fixedly arranged on the inner side wall of the semicircular steel cylinder at intervals along the length direction of the semicircular steel cylinder respectively, and when each bearing oil cylinder is in a complete oil return state, the two semicircular steel cylinders are mutually abutted and matched with the supporting wheel bodies at the two ends of the semicircular steel cylinder to form a cylindrical compacted steel cylinder.
Preferably, drilling pile driving mechanism includes one through short column fixed mounting be used for realizing the upset driving motor of station conversion on the main shaft middle part lateral wall, upset driving motor is the biax motor upset driving motor's periphery is equipped with a cuboid upset seat, follows the main shaft circumference is respectively fixed mounting has the primary drill subassembly, smart drill subassembly, pile subassembly, the real subassembly of ramming on each side of cuboid upset seat in proper order, upset driving motor realizes driving cuboid upset seat through power transmission mechanism and overturns around the main shaft.
Preferably, the preliminary drilling subassembly is used for realizing the preliminary drilling to the inflation soil section, the smart subassembly of boring is used for setting up the low reaches of preliminary drilling subassembly is used for realizing the reaming to the aperture after preliminary drilling.
Preferably, the pile driving assembly is used for realizing compaction and driving of the road pile into the drilled hole and realizing compaction positioning, and the compaction assembly is used for compacting and stabilizing the expanded soil surface around the driven road pile.
The following is a detailed explanation of the concept of the upper order in the claims:
preferably, the power transmission mechanism comprises two hollow driven bevel gear shafts which are respectively and symmetrically sleeved on the main shafts at two sides of the turnover driving motor, a driving bevel gear shaft is respectively and symmetrically installed between the upper part and the lower part of the driven bevel gear at the inner end of each driven bevel gear shaft, the two driving bevel gear shafts are respectively meshed with the driven bevel gear shafts at two sides of the driven bevel gear shaft through the driving bevel gears at the end parts of the two driving bevel gear shafts, a turnover main seat with a side surface in the positive direction is respectively and fixedly installed at the outer end part of each driven bevel gear shaft, the two turnover main seats are welded and enclosed into a hollow cuboid turnover seat through a plurality of turnover connecting seats, the outer end parts of the two driving bevel gear shafts are respectively and movably inserted into shaft holes of the turnover connecting seats at corresponding positions, and toothed belt pulleys which are matched and connected through a transmission belt are respectively and fixedly installed on the two motor shafts of, the overturning driving motor drives the driving bevel gear shaft to rotate so that the driving bevel gear is meshed with the driven bevel gear, and therefore the two overturning main seats are driven to rotate and finally the cuboid overturning seats are driven to overturn.
Preferably, the primary drill component comprises a primary drill oil cylinder, the inner end of the primary drill oil cylinder is fixedly mounted on the turning connecting seat of the corresponding position of the primary drill oil cylinder, the end of the piston rod of the primary drill oil cylinder is fixedly mounted with a primary drill motor respectively, the primary drill motor is fixedly mounted with a primary drill bit, a plurality of multi-stage telescopic pipes are respectively arranged on the periphery of the piston rod of the primary drill oil cylinder along the outer side of the cylinder barrel of the primary drill oil cylinder, and the inner ends of the multi-stage telescopic pipes are respectively fixedly connected to the turning connecting seat, and the outer ends of the multi-stage telescopic pipes are respectively fixedly mounted on the motor shell of the primary drill.
Preferably, the finish drilling assembly comprises a finish drilling oil cylinder, the inner end of the finish drilling oil cylinder is fixedly mounted on the overturning connecting seat adjacent to the primary drilling oil cylinder, the end part of the piston rod of the finish drilling oil cylinder is respectively and fixedly provided with a finish drilling motor, the finish drilling motor is fixedly provided with a finish drilling drill bit, a plurality of multi-stage telescopic pipes are respectively arranged on the periphery of the piston rod of the finish drilling oil cylinder along the outer side of the cylinder barrel of the finish drilling oil cylinder, and the inner ends of the multi-stage telescopic pipes are respectively and fixedly connected to the corresponding positions of the overturning connecting seat and the outer ends of the multi-stage telescopic pipes are respectively and fixedly mounted on the motor shell of the finish drilling motor.
Preferably, the piling assembly comprises a multi-stage telescopic cylinder fixedly mounted on the overturning connecting seat at a corresponding position, and a piling disc is fixedly mounted at the end of a piston rod of the multi-stage telescopic cylinder.
Preferably, the tamping assembly comprises two symmetrically-arranged tamping oil cylinders, the cylinder barrels of the two tamping oil cylinders are respectively and fixedly installed on the overturning connecting seat oppositely arranged with the multi-stage telescopic oil cylinder, the central plane of the central connecting line of the two tamping oil cylinders is coplanar with the central shaft of the multi-stage telescopic oil cylinder, a tamping steel plate is respectively and fixedly installed at the end part of the piston rod of each tamping oil cylinder, and an arc-shaped opening used for being sleeved outside the road pile is arranged at the center of each tamping steel plate.
The invention has the beneficial effects that: the equipment is matched with external traction equipment to realize advancing, not only can the expanded pavement be quickly compacted and stabilized in the using process, but also a series of primary drilling and fine drilling can be completed as required, for the drilling with large aperture, the drilling difficulty can be effectively reduced by secondary processing and hole forming, the requirement on the rigidity of a drill bit is reduced, and the service life of a cutter is effectively prolonged; this device can be quick when drilling, pile, ramming process realize the separation with road surface compacting mechanism and warp, realize the stable support to whole device, and road surface compacting mechanism can regard as the road roller to use, simultaneously to the effect of inner structure's support protection when this device is accomodate.
Drawings
In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or components are generally identified by like reference numerals. In the drawings, elements or components are not necessarily drawn to scale.
Fig. 1 is a schematic top view of the present invention in a drilling station.
Fig. 2 is a side view of the structure of fig. 1.
Fig. 3 is a schematic side view of the invention in use as a road roller.
Fig. 4 is a side view of the structure of fig. 3.
Fig. 5 is a structural schematic diagram of a part of parts in a section along a-a in fig. 1.
FIG. 6 is a schematic sectional view of B-B in FIG. 1.
Fig. 7 is a schematic view of the internal structure of the cuboid inverted seat in fig. 6.
Fig. 8 is a partial sectional structure view in the direction of C-C of fig. 7.
Fig. 9 is a partial perspective view of the power transmission mechanism of the present invention.
Fig. 10 is a schematic perspective view of the present invention in a drilling state.
Fig. 11 is a partial sectional structural view at the moving roller of the present invention.
In the figure, 1, main shaft; 2. a supporting wheel body; 3. a drilling and piling mechanism; 31. turning over a driving motor; 32. a cuboid overturning seat; 321. turning over the main seat; 322. turning over the connecting seat; 33. a primary drill assembly; 331. primarily drilling an oil cylinder; 332. a primary drilling motor; 333. primarily drilling a drill bit; 334. a multi-stage telescopic pipe; 34. a precision drilling assembly; 341. precisely drilling an oil cylinder; 342. a precision drilling motor; 343. finely drilling a drill bit; 35. a pile driving assembly; 351. a multi-stage telescopic oil cylinder; 352. a piling disk; 36. a tamping assembly; 361. tamping an oil cylinder; 362. tamping a steel plate; 363. an arc-shaped opening; 37. a power transmission mechanism; 371. a driven bevel gear shaft; 372. a driven bevel gear; 373. driving a bevel gear shaft; 374. a drive bevel gear; 375. a drive belt; 376. a toothed belt pulley; 4. a pavement compacting mechanism; 41. a bearing seat; 42. a bearing oil cylinder; 43. a road roller assembly; 431. a semicircular steel cylinder; 4311. an interference-proof open slot; 432. reinforcing the rib beam; 433. moving the roller; 5. a traction frame; 6. a secondary wheel ring; 7. an auxiliary wheel carrier mechanism; 71. a fixed seat; 72. supporting the guide rod group; 721. supporting the guide post; 722. and guiding the ball.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1-11, a quick drilling and piling device for protection construction of an expansive soil road section comprises a horizontally arranged main shaft 1, two ends of the main shaft 1 are respectively movably inserted into bearing holes in the middle of supporting wheel bodies 2 at two ends of the main shaft, a quickly convertible drilling and piling mechanism 3 is arranged in the middle of the main shaft 1, the drilling and piling mechanism 3 is used for realizing drilling and piling on a road surface, a separated road surface compacting mechanism 4 is respectively and symmetrically arranged at the inner side and the outer side of the main shaft 1 between the two supporting wheel bodies 2, the road surface compacting mechanism 4 is used for realizing compacting on the road surface and protecting and supporting the drilling and piling mechanism 3, and the outer ends of the two supporting wheel bodies 2 are matched with an external traction vehicle through a traction frame 5.
The device has two working modes: the first method is as follows: the road roller is used as a common road roller; the second method is as follows: the drilling and drilling integrated machine is used.
The roller is used as a common roller:
when the road surface compacting mechanism 4 is in the storage state, the two half steel cylinders 431 of the two road rolling assemblies 43 are mutually abutted and matched with the supporting wheel bodies 2 at the two ends of the two half steel cylinders to form a cylindrical compacting steel cylinder, so that the effect of pre-compacting the expanded road surface can be achieved under the traction effect of external traction equipment.
As the drilling and drilling all-in-one machine use:
when the device is used as a drilling and drilling integrated machine, the hydraulic station on the traction equipment is controlled to control each bearing oil cylinder 42 to stretch outwards, the two road roller assemblies 43 are pushed to extend outwards, each movable roller 433 is convenient to match with the two support roller bodies 2 to realize the forward and backward movement along with the traction equipment, the resistance in the movement process is reduced, when the two semi-circular steel cylinders 431 extend to a proper position, the two turnover driving motors 31 are controlled to be powered on, the turnover driving motors 31 drive the driving bevel gear shafts 373 to be meshed with the driving bevel gears 374 and the driven bevel gears 372 by driving the driving bevel gear shafts 373 to drive the two turnover main seats 321 to rotate and further drive the cuboid turnover seats 32 to turn over, so that the number of rotating turns of the turnover driving motors 31 can be controlled according to requirements, and finally, each turnover connecting seat 322 on the cuboid turnover driving seats 32 is positioned at a working position right below, therefore, the overturning driving motor 31 can be rotated as required to adjust the primary drilling assembly 33, the fine drilling assembly 34, the piling assembly 35 and the tamping assembly 36 to working positions according to requirements in sequence, operation procedures are finally completed, a constructor can select an operation mode when each procedure is carried out, a certain procedure can be centralized to finish the next procedure in the opposite direction, all procedures at the position can be directly completed at a certain drilling processing position and then moved to the next station, and the specific operation mode is selected by the constructor.
Preferably, a pair of wheel rings 6 is fixedly mounted on the inner side of each supporting wheel body 2, and two ends of the main shaft 1 are fixedly connected with the inner side walls of the pair of wheel rings 6 at corresponding positions through a pair of wheel carrier mechanisms 7 in an abutting manner.
The purpose of setting up auxiliary wheel ring 6 in this application mainly is to consider carrying out the multiple spot to main shaft 1 and support, guarantees main shaft 1's support intensity, sets up auxiliary wheel frame mechanism 7 and both can realize carrying out the free rotation of certain degree again to main shaft 1's support can so that whole auxiliary wheel frame mechanism 7 carries out in auxiliary wheel ring 6, guarantees that the flexibility of operation and support intensity compromise.
Preferably, the auxiliary wheel frame mechanism 7 includes a fixing seat 71, the middle portion of the fixing seat 71 is fixedly installed on the outer side wall of the main shaft 1, a plurality of supporting guide rod sets 72 are fixedly installed on the outer side wall of the fixing seat 71 along the circumference thereof at even intervals, each guide rod set includes a bearing guide post 721 fixedly installed on the fixing seat 71 at the inner end, the outer end of the bearing guide post 721 faces the inner side wall of the auxiliary wheel ring 6, and a guide ball 722 abutted to the inner side wall of the auxiliary wheel ring 6 is movably clamped in a groove on the end surface of the bearing guide post 721 close to the inner side wall of the auxiliary wheel ring 6.
When external traction equipment drives the traction frame 5 to move, the two supporting wheel bodies 2 can be rotated, when the device is used as a road roller, whether the main shaft 1 rotates or not does not have influence, when the device is used as a drilling and drilling integrated machine, the main shaft 1 is in a fixed and non-rotating state due to the supporting effect of the two supporting bodies and the supporting effect of the two semicircular steel cylinders 431, so that the overturning driving motor 31 is in a fixed state, the overturning driving motor 31 drives the driving bevel gear shaft 373 to rotate so as to enable the driving bevel gear 374 to be meshed with the driven bevel gear 372, so that the two overturning main seats 321 are driven to rotate, the cuboid overturning seat 32 is finally driven to overturn, and finally the primary drilling component 33, the fine drilling component 34, the piling component 35 and the tamping component 36 on the cuboid overturning seat 32 are driven to overturn and position up and down.
Preferably, the road surface compacting mechanism 4 includes two bearing seats 41 respectively fixedly mounted on the main shaft 1 inside each of the supporting wheel bodies 2, two synchronously moving bearing cylinders 42 respectively fixedly mounted on the side surfaces of the two bearing seats 41, and a piston rod end of each bearing cylinder 42 is respectively corresponding to a semicircular road rolling assembly 43 at the corresponding position.
When the road surface compaction mechanism 4 is used as a road roller, the main rolling compaction effect is achieved, the hydraulic station is controlled to drive the bearing oil cylinders 42 to be in a retraction state, so that the two half round steel cylinders 431 of the two road roller assemblies 43 are tightly abutted against each other and matched with the supporting wheel bodies 2 at the two ends of the two half round steel cylinders to form cylindrical compaction steel cylinders, and the compaction steel cylinders roll and realize compaction of an expansion surface by means of self gravity.
Preferably, the road rolling assembly 43 includes a semicircular steel cylinder 431 having an inner sidewall fixedly connected to a piston rod end of each of the supporting cylinders 42 at a corresponding position, a plurality of reinforcing rib beams 432 are respectively fixedly arranged on the inner sidewall of the semicircular steel cylinder 431 at intervals along a length direction thereof, and when each of the supporting cylinders 42 is in a complete oil return state, the two semicircular steel cylinders 431 are abutted against each other and cooperate with the supporting wheel bodies 2 at two ends thereof to form a cylindrical compacted steel cylinder.
Anti-interference open slots 4311 for the drilling and piling mechanism 3 to rotate to pass are symmetrically arranged in the middle of each semicircular steel cylinder 431.
The main function of the reinforcing bar beam 432 is to ensure the overall structural strength of the semicircular steel cylinder 431.
Preferably, each semicircular cylinder 431 is movably clamped with a plurality of movable rollers 433 respectively at the bottom of road surface contact, and the purpose of setting up movable rollers 433 mainly is to consider that when this device is being used as a drilling and drilling all-in-one machine, each movable roller 433 is convenient for cooperate two supporting wheel bodies 2 to realize the seesaw along with the traction equipment realization, reduces the resistance in the motion process.
Preferably, drilling pile driving mechanism 3 includes one through short column fixed mounting be used for realizing the upset driving motor 31 of station conversion on the main shaft 1 middle part lateral wall, upset driving motor 31 is the biax motor the periphery of upset driving motor 31 is equipped with a cuboid upset seat 32, is following main shaft 1 circumference is respectively fixed mounting has the primary drill subassembly 33, the precision drill subassembly 34, the pile subassembly 35, tamps the subassembly 36 on each side of cuboid upset seat 32 in proper order, upset driving motor 31 realizes driving cuboid upset seat 32 through power transmission mechanism 37 and overturns around main shaft 1.
The drilling pile driving mechanism 3 mainly aims to realize drilling, pile driving and subsequent tamping stabilization after pile driving, and the arrangement of each primary drilling assembly 33, the fine drilling assembly 34, the pile driving assembly 35 and the tamping assembly 36 can effectively realize quick overturning adjustment selection of each working assembly through the driving of the overturning driving motor 31, select the current equipment assembly required by supply and demand as required, ensure the automatic operation of the whole construction process, improve the operation efficiency and reduce the labor intensity of operators.
Preferably, the primary drilling assembly 33 is used for realizing preliminary drilling on the expansive soil section, and the fine drilling assembly 34 is used for arranging the fine drilling assembly 34 at the downstream of the primary drilling assembly 33 for realizing reaming of the aperture after preliminary drilling.
The purpose of preliminary drilling is mainly to drill out the hole of preliminary shaping earlier, then realizes the secondary reaming to having drilled through smart drill subassembly 34, divides twice drilling can reduce drilling resistance, reduces the drilling degree of difficulty and to the damage of drill bit, guarantees the quality of drilling, prolongs the life of drill bit, and the external diameter of the drill bit 333 that drills first is less than the external diameter of smart drill bit 343.
Preferably, the pile driving assembly 35 is used for compaction driving of the road pile into the drilled hole and for compaction positioning, and the tamping assembly 36 is used for compaction stabilization of the expansive soil around the road pile after the road pile driving is finished.
The purpose of pile driving subassembly 35 mainly is to the pile hole of the shaping after just, the smart drilling to inside pile that drives into, and the completion pile that can be quick through pile driving subassembly 35 is accomplished, and the stability on road surface around the pile is firm for guaranteeing road pile after the pile is accomplished, reduces because of the vibrations of driving is not hard up to road pile road surface around, guarantees the road surface degree of compaction.
Preferably, the power transmission mechanism 37 includes two hollow driven bevel gear shafts 371 symmetrically sleeved on the main shaft 1 at two sides of the turnover driving motor 31, a driving bevel gear shaft 373 is symmetrically installed between the upper portion and the lower portion of the driven bevel gear 372 at the inner end of each driven bevel gear shaft 371, two driving bevel gear shafts 373 are respectively engaged with the driven bevel gear shafts 371 at two sides thereof through the driving bevel gear 374 at the end portion thereof, turnover main seats 321 with one side surface being a positive direction are respectively and fixedly installed at the outer end portion of each driven bevel gear shaft 371, two turnover main seats 321 are welded and enclosed into a hollow rectangular parallelepiped turnover seat 32 through a plurality of turnover connecting seats 322, the outer end portions of the two driving bevel gear shafts 373 are respectively and movably inserted into the shaft holes of the turnover connecting seats 322 at corresponding positions, and a driving belt 375 is respectively and fixedly installed on two motor shafts of the turnover driving motor 31 and each driving bevel gear shaft 373 The overturning driving motor 31 drives the driving bevel gear shaft 373 to rotate so as to enable the driving bevel gear 374 to be meshed with the driven bevel gear 372, so that the two overturning main seats 321 are driven to rotate, and finally the cuboid overturning seat 32 is driven to overturn.
When each of the primary drilling assembly 33, the fine drilling assembly 34, the piling assembly 35 and the tamping assembly 36 is controlled to overturn, only one driving piece of the single overturning driving motor 31 is adopted to transfer the gravity of the whole cuboid overturning seat 32 and the primary drilling assembly 33, the fine drilling assembly 34, the piling assembly 35 and the tamping assembly 36 thereon to the main shaft 1 for supporting, so that the stability of the whole structural support is ensured. Upset driving motor 31 realizes whole cuboid upset seat 32 and the upset motion of part above that through belt drive and two bevel gear train transmission systems, it can effectual assurance to whole cuboid upset seat 32 and the location of part above that to set up two relative bevel gear trains, guarantee the stability of during operation, can guarantee the driven stability of meshing during the operation simultaneously, in addition, the transmission structural design that adopts the symmetry has reduced whole transmission structure's volume effectively, be convenient for two semicircle steel cylinder 431 to its inner structure realization parcel.
Preferably, the primary drill component 33 includes a primary drill oil cylinder 331, the inner end of the primary drill oil cylinder 331 is fixedly mounted on the turning connecting seat 322 at the corresponding position, the end of the piston rod of the primary drill oil cylinder 331 is respectively and fixedly mounted with a primary drill motor 332, the primary drill motor 332 is fixedly mounted with a primary drill bit 333, the outer periphery of the cylinder rod of the primary drill oil cylinder 331 is respectively provided with a plurality of multi-stage telescopic pipes 334 along the outer periphery of the piston rod, and each inner end of the multi-stage telescopic pipes 334 is respectively and fixedly connected to the turning connecting seat 322, and the outer end of the turning connecting seat is respectively and fixedly mounted on the motor shell of the primary drill motor 332.
When needs carry out preliminary drilling, control upset driving motor 31 drives the band pulley part, the bevel gear system realizes driving each preliminary drilling subassembly 33, the precision drilling subassembly 34, pile subassembly 35, the upset of tamping subassembly 36, the final control preliminary drilling subassembly 33 is in the operating position of below, select the length and the external diameter specification of preliminary drilling drill bit 333 according to the drilling depth, the control hydraulic pressure station realizes stretching out downwards to preliminary drilling hydro-cylinder 331, the rotation of simultaneous control preliminary drilling motor 332, make preliminary drilling drill bit 333 accomplish preliminary drilling in the limit rotation of decline.
Preferably, the fine drilling assembly 34 includes a fine drilling cylinder 341, an inner end of the fine drilling cylinder 341 is fixedly mounted on the turning connection seat 322 adjacent to the initial drilling cylinder 331, an end of a piston rod of the fine drilling cylinder 341 is respectively and fixedly mounted with a fine drilling motor 342, a fine drilling bit 343 is fixedly mounted on the fine drilling motor 342, a plurality of multi-stage telescopic pipes 344 are respectively disposed along a periphery of the piston rod outside the cylinder of the fine drilling cylinder 341, an inner end of each multi-stage telescopic pipe 344 is respectively and fixedly connected to the turning connection seat 322 at a corresponding position, and an outer end of each multi-stage telescopic pipe 344 is respectively and fixedly mounted on a motor housing of the fine drilling motor 342.
After the initial drilling is finished, the overturning driving motor 31 is controlled to drive the belt wheel component and the bevel gear train to drive the fine drilling assembly 34 to be located at the working position below the vertical position, the length and the outer diameter specification of the fine drilling bit 343 are selected according to the drilling depth, the hydraulic station is controlled to stretch out the fine drilling oil cylinder 341 downwards, and meanwhile, the fine drilling motor 342 is controlled to rotate, so that the fine drilling bit 343 is rotated while descending to finish fine drilling, and finally a pile hole is formed.
Preferably, the piling assembly 35 includes a multi-stage telescopic cylinder 351 fixedly installed on the overturning connecting seat 322 at a corresponding position, and a piling disk 352 is fixedly installed at the end of a piston rod of the multi-stage telescopic cylinder 351.
After the pile hole is finished, the overturning driving motor 31 is controlled to drive the belt wheel component and the bevel gear system to drive the piling component 35 to be located at a working position vertically below the pile hole, the multistage telescopic oil cylinder 351 is controlled through the hydraulic station to drive the piling disc 352 to realize the gradual downward static pressure of the road pile inserted in the pile hole, the static pressure is stopped after the road pile is pressed to a specified depth, and the hydraulic cylinder is reset; when the soil layer hardness is larger, the descending speed of the oil cylinder can be controlled, and the piling effect is improved by adopting a certain degree of stamping mode.
Preferably, the tamping assembly 36 includes two symmetrically arranged tamping cylinders 361, the cylinders of the two tamping cylinders 361 are respectively and fixedly installed on the turning connecting seat 322 opposite to the multi-stage telescopic cylinder 351, the central plane of the central line of the two tamping cylinders 361 is coplanar with the central axis of the multi-stage telescopic cylinder 351, a tamping steel plate 362 is respectively and fixedly installed at the end of the piston rod of each tamping cylinder 361, and an arc-shaped opening 363 for sleeving the road pile outside is arranged at the center of each tamping steel plate 362.
After piling is finished, the overturning driving motor 31 is controlled to drive the belt wheel component and the bevel gear train to drive the tamping assembly 36 to be in a working position vertically below. After piling is finished, the road surface around the road pile may be vibrated and loosened due to piling vibration, so that compaction and fastening are needed to ensure the compactness of the road surface around the road pile, the two tamping oil cylinders 361 are controlled to move synchronously by controlling the hydraulic station, the pavement around the road pile can be compacted by the two tamping steel plates 362, the compactness of the road surface around the road pile is ensured, and the stability of the road pile after piling is improved.
When the working procedure is completed at a certain position, the traction equipment drives the equipment to move to the next station to continue construction according to the working procedure. Of course, during construction, a single process can be completed in a certain road section at one time, and then subsequent processes can be completed at one time in sequence, and the specific construction mode includes that an operator determines on site as required without making mandatory requirements.
The equipment is matched with external traction equipment to realize advancing, not only can the expanded pavement be quickly compacted and stabilized in the using process, but also a series of primary drilling and fine drilling can be completed as required, for the drilling with large aperture, the drilling difficulty can be effectively reduced by secondary processing and hole forming, the requirement on the rigidity of a drill bit is reduced, and the service life of a cutter is effectively prolonged; this device can be quick when drilling, pile, ramming process realize the separation with road surface compacting mechanism 4 and warp, realize the stable support to whole device, and road surface compacting mechanism 4 can regard as the road roller to use, simultaneously to the effect of inner structure's support protection when this device is accomodate.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; the modifications or the substitutions do not cause the essence of the corresponding technical solutions to depart from the scope of the technical solutions of the embodiments of the present invention, and the technical solutions are all covered in the scope of the claims and the specification of the present invention; it will be apparent to those skilled in the art that any alternative modifications or variations to the embodiments of the present invention may be made within the scope of the present invention.
The present invention is not described in detail, but is known to those skilled in the art.
Claims (8)
1. The utility model provides an inflation dirt road section highway protection construction drilling pile equipment fast which characterized in that: the main shaft that sets up including a level, the both ends of main shaft activity cartridge respectively is equipped with a drilling pile mechanism that can the high-speed switch in the bearing hole at each supporting wheel body middle part at its both ends, drilling pile mechanism is used for realizing drilling pile to the road surface, two the inside and outside both sides of main shaft between the supporting wheel body symmetry respectively are equipped with the road surface compacting mechanism of a disconnect-type, road surface compacting mechanism is used for realizing the compaction on road surface and supporting drilling pile mechanism's protection, two the outer end of supporting wheel body cooperatees through a traction frame and outside traction vehicle.
2. The expansive soil section road protection construction rapid drilling pile driving device as claimed in claim 1, wherein: and a pair of wheel rings are fixedly mounted on the inner sides of the supporting wheel bodies respectively, and two ends of the main shaft are fixedly connected with the inner side walls of the pair of wheel rings at corresponding positions in an abutting mode through a pair of wheel carrier mechanisms.
3. The expansive soil section road protection construction rapid drilling pile driving device as claimed in claim 2, wherein: vice wheel carrier mechanism includes a fixing base, the middle part fixed mounting of fixing base is in on the main shaft lateral wall it has a plurality of support guide bar group to follow the even interval fixed mounting of its circumference on the lateral wall of fixing base, guide bar group includes an inner fixed mounting in bearing guide post on the fixing base, the outer end orientation of bearing guide post the inside wall of vice wheel ring the bearing guide post be close to in the terminal surface recess of the intra-annular lateral wall of vice wheel movable joint have one with the direction ball of the intra-annular lateral wall looks butt of vice wheel.
4. The expansive soil section road protection construction rapid drilling pile driving device as claimed in claim 3, wherein: the road surface compacting mechanism comprises two bearing seats fixedly arranged on the main shaft on the inner side of each supporting wheel body respectively, two synchronously moving bearing oil cylinders are fixedly arranged on the side surfaces of the two bearing seats respectively, and the end parts of piston rods of the bearing oil cylinders are respectively corresponding to the semicircular road rolling assemblies at the corresponding positions.
5. The expansive soil section road protection construction rapid drilling pile driving device as claimed in claim 4, wherein: the road roller assembly comprises a semicircular steel cylinder, wherein the inner side wall of the semicircular steel cylinder is fixedly connected with the end part of each piston rod of each bearing oil cylinder at the corresponding position, a plurality of reinforcing rib beams are fixedly arranged on the inner side wall of the semicircular steel cylinder at intervals along the length direction of the semicircular steel cylinder respectively, and when each bearing oil cylinder is in a complete oil return state, the two semicircular steel cylinders are mutually abutted tightly and matched with supporting wheel bodies at two ends of the two semicircular steel cylinders to form a cylindrical compaction steel cylinder.
6. The expansive soil section road protection construction rapid drilling pile driving device as claimed in claim 5, wherein: drilling pile mechanism includes one through short column fixed mounting be used for realizing the upset driving motor of station conversion on the main shaft middle part lateral wall, upset driving motor is the biax motor upset driving motor's periphery is equipped with a cuboid upset seat, follows the main shaft circumference is respectively fixed mounting has the primary drill subassembly, smart drill subassembly, pile subassembly, tamp subassembly in proper order on each side of cuboid upset seat, upset driving motor realizes driving cuboid upset around the main shaft through power transmission mechanism.
7. The expansive soil section road protection construction rapid drilling pile driving device as claimed in claim 6, wherein: the preliminary drilling subassembly is used for realizing the preliminary drilling to the native highway section of inflation, the smart subassembly of boring is used for setting up the low reaches of preliminary drilling subassembly are used for realizing the reaming to the aperture behind the preliminary drilling.
8. The expansive soil section road protection construction rapid drilling pile driving device as claimed in claim 7, wherein: the compaction assembly is used for compacting and driving the road pile into the drilled hole and realizing compaction positioning, and the compaction assembly is used for compacting and stabilizing the expanded soil surface around the road pile after the road pile is compacted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910955070.5A CN110644922B (en) | 2019-10-09 | 2019-10-09 | Quick drilling and piling equipment for protection construction of expansive soil road section |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910955070.5A CN110644922B (en) | 2019-10-09 | 2019-10-09 | Quick drilling and piling equipment for protection construction of expansive soil road section |
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| CN110644922A true CN110644922A (en) | 2020-01-03 |
| CN110644922B CN110644922B (en) | 2021-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117248828A (en) * | 2023-11-15 | 2023-12-19 | 西昌学院 | Foundation pile drilling equipment for building foundation construction |
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| CN203701957U (en) * | 2014-02-15 | 2014-07-09 | 南京宇达交通设施有限公司 | Movable piling and drilling equipment |
| CN206801477U (en) * | 2017-05-08 | 2017-12-26 | 杜鹏 | A kind of highway bridge construction drilling platform |
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| CN110644922B (en) | 2021-04-30 |
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