CN114457802A - Multi-group linkage hydraulic vibration hammer group for stabilizing pile clamping - Google Patents
Multi-group linkage hydraulic vibration hammer group for stabilizing pile clamping Download PDFInfo
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- CN114457802A CN114457802A CN202210242088.2A CN202210242088A CN114457802A CN 114457802 A CN114457802 A CN 114457802A CN 202210242088 A CN202210242088 A CN 202210242088A CN 114457802 A CN114457802 A CN 114457802A
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- 230000000087 stabilizing effect Effects 0.000 title abstract description 6
- 230000001360 synchronised effect Effects 0.000 claims abstract description 25
- 230000008878 coupling Effects 0.000 claims description 23
- 238000010168 coupling process Methods 0.000 claims description 23
- 238000005859 coupling reaction Methods 0.000 claims description 23
- 239000010720 hydraulic oil Substances 0.000 claims description 16
- 238000009434 installation Methods 0.000 claims description 13
- 230000007246 mechanism Effects 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 230000006978 adaptation Effects 0.000 claims description 3
- 230000006641 stabilisation Effects 0.000 claims 5
- 238000011105 stabilization Methods 0.000 claims 5
- 229910000831 Steel Inorganic materials 0.000 abstract description 13
- 239000010959 steel Substances 0.000 abstract description 13
- 239000003921 oil Substances 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D11/00—Methods or apparatus specially adapted for both placing and removing sheet pile bulkheads, piles, or mould-pipes
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- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
The invention relates to a multi-group linkage hydraulic vibration hammer group for stabilizing pile clamping, wherein a main beam and a secondary beam form an annular closed vibration platform for installing a vibration hammer and a clamp in a surrounding manner, a top hanging bracket above the annular closed vibration platform can lift the annular closed vibration platform to work, a clamp with a double oil cylinders at the bottom can adopt a clamping opening with a large opening, so that the clamp can conveniently clamp steel pipe piles with different specifications, the adaptability is improved, the stroke of a piston rod is reduced, the piston rod is prevented from extending out of the oil cylinder to deform too much, a tooth plate can be clamped at any position in the stroke, the shape of a pile opening can be automatically adjusted, the stability in pile clamping is improved, a linkage shaft and an angle gear box are arranged between two adjacent vibration hammers, the vibration hammers drive eccentric wheels to vibrate through an independent driving source, and simultaneously synchronize the rotation frequency of the eccentric wheels of the two adjacent vibration hammers through the linkage shaft and the angle gear box, the combined synchronous vibration is formed, and the piling efficiency in heavy engineering is improved.
Description
Technical Field
The invention relates to the field of vibratory hammers, in particular to a multi-group linkage hydraulic vibratory hammer group for stabilizing pile clamping.
Background
The vibration hammer is a device for driving or removing various steel plate and steel pipe piles, and transmits the excitation force of a machine body to a pile body by means of a clamp of the vibration hammer so as to achieve the purpose of vibration construction.
Along with the development of offshore artificial island and coastal seawall revetment engineering projects in the years, the construction process of forming a cofferdam and an island quickly by sinking large steel pipe pile structures through vibration can effectively improve the construction efficiency, and the steel pipe pile is formed by combining longitudinal arc-shaped steel sheets, has a huge volume and can reach thirty meters, and has a diameter of twenty meters. The large steel pipe pile is very difficult to shake and sink, and special shake and sink equipment is needed.
The existing steel pipe pile vibration sinking equipment mainly comprises a hanging bracket and a vibration hammer set, wherein the upper part of the hanging bracket is connected with a steel wire rope, so that a ship body can lift the whole vibration sinking equipment through the steel wire rope, the vibration hammer set comprises a plurality of hydraulic vibration hammers which are respectively arranged below the hanging bracket and used for providing excitation force, and how to synchronize the amplitude among the hydraulic vibration hammers, so that the plurality of vibration hammers are changed into a large vibration hammer which is the first problem to be solved by the project Quiet grip block cooperation centre gripping is unstable, if can make the stake mouth mismatch when the steel-pipe pile that the centre gripping is thicker with same open-ended bobbing hammer centre gripping, lead to pressing from both sides the loaded down with trivial details time overlength of stake, and the bobbing hammer can be equipped with a plurality of anchor clamps at the steel-pipe pile of the different pipe diameters of centre gripping, nevertheless the piston rod in the movable grip block of anchor clamps can bear the high volume radial force that is brought by the steel-pipe pile in the use, make the piston rod take place deformation or fracture easily, lead to the steel-pipe pile to drop.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a multi-group linkage hydraulic vibration hammer group for stably clamping a pile, aiming at the defects of the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a stabilize multiunit formula linkage hydraulic vibration hammer group of pressing from both sides stake which characterized in that: the clamp comprises a ring-shaped closed vibration platform consisting of a plurality of main beams and auxiliary beams, wherein the upper ends of the main beams are respectively provided with a vibration hammer, the lower ends of the main beams are respectively provided with a plurality of clamps, one ends of the vibration hammers, far away from the main beams, are connected together through a top hanging bracket, each clamp comprises a clamp body, two ends of the clamp body are respectively provided with a clamping assembly which is oppositely arranged, each clamping assembly comprises a tooth plate which is arranged on the clamp body and is connected with a piston rod, and a hydraulic oil cylinder which drives the piston rod to drive the tooth plates on two sides to move in opposite directions or opposite directions, a clamping jaw is formed between the tooth plates on two ends, one end, facing the piston rod, of each tooth plate is provided with a connecting column, one end, facing the connecting column, of the piston rod is provided with a piston ball head, and one end of each connecting column is provided with a piston ball socket for accommodating the piston ball head, the other end of the connecting rod is connected with the tooth plate, a limiting mechanism which limits the piston ball head in the piston ball socket is arranged between the connecting column and the piston rod, and the piston rod is connected with the spherical surface of the connecting column through the limiting mechanism.
By adopting the technical scheme, the main beam and the auxiliary beam form an annular closed vibration platform for surrounding installation of the vibration hammers and the clamp, the platform is matched with a steel pipe pile to be clamped, so that the multi-group linkage hydraulic vibration hammer group for stabilizing the clamped pile can be additionally provided with at least two vibration hammers which are distributed in an equidistant surrounding manner, the top hanging bracket above the vibration platform can work after the annular closed vibration platform is closed, the clamp at the bottom can conveniently clamp the steel pipe piles with different specifications by arranging clamping components at the two ends of the clamp body, so that hydraulic oil cylinders at the two ends drive piston rods to move in opposite directions, and clamping jaws are formed between tooth plates on the piston rods at the two ends, the clamp can adopt a clamping opening with a large opening by the arrangement, the adaptability is improved, the stroke of the piston rod is reduced, excessive deformation of the piston rod due to extension of the oil cylinder is avoided, and the tooth plates can be clamped at any position in the stroke, the automatic adjustment of the shape of the pile mouth can be realized by the foundation, the stability during pile clamping is improved, the piston rod can be connected with the spherical surface of the piston ball socket on the connecting column through the piston ball head to realize spherical surface contact, the piston rod is prevented from being separated from the connecting column through a limiting mechanism, simultaneously, because the piston rod is connected with the spherical surface of the piston ball socket through the piston ball head, the tooth plate connected with the connecting column is in the process of clamping the steel pipe pile, the radial force caused by the piston rod can also incline and rotate at any angle along with the tooth plate, the reduction is effectively reduced, the deformation and fracture of the piston rod are avoided, and the stability during clamping of equipment is improved.
Foretell multiunit formula linkage hydraulic vibration hammer group of stable double-layered stake can further set up to: stop gear is including running through piston ball socket and spliced pole logical groove and nut mounting groove, set up in logical inboard bolt, set up on the piston ball head with bolt threaded connection's connecting hole, the one end restriction that the bolt has the nut is in the nut mounting groove, and the other end passes logical groove after and is connected with the connecting hole, makes the piston ball head by the bolt restriction in the piston ball socket.
By adopting the technical scheme, one end of the bolt penetrates through the through groove and then is connected with the connecting hole, so that the piston ball head is limited in the piston ball socket by the bolt to complete limiting, the nut can be arranged in the nut mounting groove, the situation that the bolt penetrates out of the through groove to cause the connecting column to be disconnected with the piston rod is avoided, and the nut mounting groove is arranged to provide an operation space for installing, detaching and containing the bolt.
Foretell multiunit formula linkage hydraulic vibration hammer group of stable double-layered stake can further set up to: and hydraulic oil paths between the hydraulic oil cylinders are arranged in parallel.
By adopting the technical scheme, the hydraulic oil cylinders at two adjacent ends share one hydraulic pump station, so that the hydraulic pump station can convey hydraulic oil to the two hydraulic oil cylinders arranged in parallel through hydraulic oil paths, the oil pressure synchronization is realized, the stroke of the piston rod is reduced, the piston rod is prevented from extending out of the oil cylinder and deforming excessively, meanwhile, the tooth plate can be clamped at any position in the stroke, the synchronization of a hydraulic system is realized, and the equipment cost and the transportation pressure are also reduced because the whole linkage vibration hammer set shares one hydraulic pump station.
Foretell multiunit formula linkage hydraulic vibration hammer group of stable double-layered stake can further set up to: the auxiliary beam is of a fan-shaped structure, and the joint surface of the main beam and the auxiliary beam is connected with the mounting bolt through a square pin.
Adopt above-mentioned technical scheme, the auxiliary girder adopts fan-shaped structure, and wherein the girder is fixed module, and when the quantity of bobbing hammer changed, only need change the auxiliary girder of different specifications and just make its size that makes adjustable annular closed vibration platform form and be close to the polygonal structure face of circle, makes the steel-pipe pile of the different specifications of its adaptation, and the girder passes through square pin and construction bolt with the auxiliary girder and is connected, realizes quick assembly disassembly also convenient transportation.
Foretell multiunit formula linkage hydraulic vibration hammer group of stable double-layered stake can further set up to: the bolt outer peripheral face cover is equipped with limit sleeve, limit sleeve is equipped with the spacing cap that the external diameter is greater than logical groove internal diameter towards the one end of dental lamina, limit cap one end offsets with the nut of bolt, and the other end is equipped with spacing ball socket, the one end that the nut mounting groove corresponds spacing cap is equipped with the spacing bulb with spacing ball socket looks adaptation to restrict spacing bulb in spacing ball socket through the bolt, spacing ball socket sets up with the same axle center with the piston ball socket.
Adopt above-mentioned technical scheme, establish spacing sleeve pipe through overlapping again at the bolt outer peripheral face, avoid the bolt to wear out logical groove, can replace the bolt to bear simultaneously again and lead to the wearing and tearing in groove, improve bolt life, through set up spacing ball socket on spacing sleeve pipe, spacing sleeve pipe also forms the sphere with the spliced pole and is connected, and because two spheres are concentric, make the dental lamina can arbitrary angle slope rotate, effectively reduce the radial force of piston rod, avoid piston rod deformation fracture, stability when further improving equipment centre gripping.
Foretell multiunit formula linkage hydraulic vibration hammer group of stable double-layered stake can further set up to: be equipped with two at least installation screws on the dental lamina, be equipped with the installation screw corresponding with the installation screw on the spliced pole, the one end that the nut mounting groove corresponds the dental lamina is equipped with the constant head tank, the one end that the dental lamina corresponds the constant head tank is equipped with locating convex block to limit locating convex block in the constant head tank through the installation screw, piston ball socket, logical groove, spacing ball socket, nut mounting groove, constant head tank all set up with the axle center and switch on each other.
Adopt above-mentioned technical scheme, through setting up installation screw and installation screw, make dental lamina and spliced pole can dismantle and be connected, and then make things convenient for the installation and the maintenance of spliced pole and piston rod, through setting up locating lug and constant head tank, make its quick installation location, and insert through locating lug and establish in the constant head tank, prevent dental lamina skew among the centre gripping process, stability in the improve equipment centre gripping, with the piston ball socket, lead to the groove, spacing ball socket, the nut mounting groove, the constant head tank coaxial line sets up the back, it is concentric that two spheres are, make the dental lamina can arbitrary angle slope rotate, effectively reduce the radial force of piston rod, avoid the piston rod to warp the fracture.
Foretell multiunit formula linkage hydraulic vibration hammer group of stable double-layered stake can further set up to: the utility model discloses a vibration hammer, including the vibration hammer, the vibration hammer is characterized in that all be equipped with the universal driving shaft and the angle gear case that correspond the setting between two adjacent vibration hammers, universal driving shaft one end is connected with the inside erroneous tendency piece of vibration hammer, and the other end extends outside the vibration hammer, be equipped with intermeshing's linkage bevel gear and synchronous bevel gear in the angle gear case, linkage bevel gear and universal driving shaft synchronous connection, synchronous bevel gear and the synchronous bevel gear synchronous connection on the adjacent vibration hammer.
By adopting the technical scheme, the linkage shafts and the angle gear boxes are arranged between two adjacent vibrating hammers, the vibrating hammers drive the eccentric wheels to vibrate through the independent driving sources, the rotating frequencies of the eccentric wheels of the two adjacent vibrating hammers are synchronous through the linkage shafts and the angle gear boxes, the two linkage shafts with the main functions of the angle gear boxes are connected in a combined and synchronous mode through angle conversion and synchronization, the combined and synchronous vibration is formed, and then the plurality of vibrating hammers are changed into a large vibrating hammer, the piling efficiency in heavy engineering is improved, the linkage bevel gears and the synchronous bevel gears are preferably spiral bevel gears, so that the angle gear boxes can achieve the effects of large overlapping coefficient, high bearing capacity, high transmission ratio, stable operation, small vibration, small noise and small abrasion during transmission.
Foretell multiunit formula linkage hydraulic vibration hammer group of stable double-layered stake can further set up to: the diaphragm coupling is arranged between the linkage shaft and the linkage bevel gears, one end of the diaphragm coupling is connected with the linkage shaft, the other end of the diaphragm coupling is connected with the linkage bevel gears, a universal coupling is arranged between every two adjacent synchronous bevel gears, and the universal couplings are respectively connected with the synchronous bevel gears on two sides.
By adopting the technical scheme, the diaphragm coupling is arranged, so that the diaphragm coupling compensates the relative displacement between the linked universal driving shaft and the linkage bevel gear through the elastic deformation of the diaphragm, oil lubrication is not needed, the structure is compact, the strength is high, the service life is long, no rotating clearance exists, the influence of temperature and oil dirt is avoided, the characteristics of acid resistance, alkali resistance and corrosion resistance are realized, and the diaphragm coupling is suitable for the piling engineering with high temperature, high speed and corrosive medium working condition environment, and the accumulated error caused by processing is adjusted.
Foretell multiunit formula linkage hydraulic vibration hammer group of stable double-layered stake can further set up to: the diaphragm coupling is equipped with the seat that expands towards the one end of universal driving shaft, universal driving shaft outer peripheral face cover is equipped with the cover of pretightning, the cover of pretightning is the external diameter by universal driving shaft to the diaphragm coupling toper structure that reduces gradually, the universal driving shaft is inserted and is located in the seat that expands and forms the internal diameter by the universal driving shaft to the toper chamber that the diaphragm coupling reduces gradually with the cooperation of the seat that expands, the cover of pretightning with expand between the seat that expands through locking bolted connection to impel the cover of pretightning to insert the toper intracavity through locking bolt.
By adopting the technical scheme, huge holding force is generated between the pre-tightening sleeve and the linkage shaft and between the expansion seat and the diaphragm coupling under the action of the tension of the locking bolt, so that keyless connection is realized, and when the diaphragm coupling is loaded, the expansion sleeve connection between the diaphragm coupling and the linkage shaft can protect equipment from being damaged when overload occurs by virtue of the combination pressure of the expansion seat, the pre-tightening sleeve, the diaphragm coupling and the shaft and the friction force generated along with the combination pressure to transfer torque and axial force or the composite load of the torque and the axial force, and the problem of phase difference of eccentric blocks between adjacent vibrating hammers is solved.
The invention is further described below with reference to the accompanying drawings.
Drawings
Fig. 1 is a perspective view of an embodiment of the present invention.
FIG. 2 is a top view of an embodiment of the present invention.
FIG. 3 is a partial schematic view of an embodiment of the present invention.
Fig. 4 is a partial schematic view of an embodiment of the present invention 2.
Fig. 5 is a cross-sectional view along AA of fig. 3.
Fig. 6 is an enlarged view of fig. 5 at a.
Fig. 7 is an enlarged view of fig. 6 at B.
FIG. 8 is a perspective view of a fixture according to an embodiment of the present invention.
FIG. 9 is a cross-sectional view of a fixture according to an embodiment of the present invention.
FIG. 10 is a perspective view of a clamping assembly according to an embodiment of the present invention.
Fig. 11 is an exploded view of fig. 10.
Fig. 12 is an exploded view of fig. 10, fig. 2.
FIG. 13 is a cross-sectional view of a connecting stud according to an embodiment of the present invention.
Detailed Description
As shown in fig. 1-13, a multi-group linkage hydraulic vibration hammer set for stabilizing pile clamping comprises an annular closed vibration platform 1 composed of a plurality of main beams 11 and auxiliary beams 12, the auxiliary beams 12 are of a fan-shaped structure, the joint surfaces of the main beams 11 and the auxiliary beams 12 are connected with mounting bolts (not shown in the figures) through square pins 13, vibration hammers 2 are mounted at the upper ends of the main beams 11, a plurality of clamps 3 are mounted at the lower ends of the main beams 11, one ends of the vibration hammers 2 far away from the main beams 11 are connected together through a top hanging bracket 4, linkage shafts 21 and angle gear boxes 22 which are correspondingly arranged are arranged between two adjacent vibration hammers 2, one end of each linkage shaft 21 is connected with a deflection block inside the vibration hammer 2, the other end extends out of the vibration hammer 2, linkage bevel gears 221 and synchronous bevel gears 222 which are meshed with each other are arranged in the angle gear boxes 22, the linkage bevel gears 221 are synchronously connected with the linkage shafts 21, the synchronous bevel gears 222 are synchronously connected with the synchronous bevel gears 222 on the adjacent vibrating hammers 2, a diaphragm coupler 23 is arranged between the linkage shaft 21 and the linkage bevel gear 221, one end of the diaphragm coupler 23 is connected with the linkage shaft 21, the other end of the diaphragm coupler 23 is connected with the linkage bevel gear 221, a universal coupler 24 is arranged between the two adjacent synchronous bevel gears 222, the universal couplers 24 are respectively connected with the synchronous bevel gears 222 on two sides, an expansion seat 231 is arranged at one end of the diaphragm coupler 23 facing the linkage shaft 21, a pre-tightening sleeve 211 is sleeved on the outer peripheral surface of the linkage shaft 21, the pre-tightening sleeve 211 is a conical structure with the outer diameter gradually reduced from the linkage shaft 21 to the diaphragm coupler 23, the linkage shaft 21 is inserted into the expansion seat 231 and matched with the expansion seat 231 to form a conical cavity 25 with the inner diameter gradually reduced from the linkage shaft 21 to the diaphragm coupler 23, and the pre-tightening sleeve 211 is connected with the expansion seat 231 through a locking bolt 26, the pre-tightening sleeve 211 is prompted to be inserted into the tapered cavity 25 through the locking bolt 26, the clamp 3 comprises a clamp body 31, two ends of the clamp body 31 are respectively provided with a clamping assembly which is oppositely arranged, the clamping assembly comprises a tooth plate 33 which is arranged on the clamp body 31 and is connected with a piston rod 32, and a hydraulic oil cylinder 34 which drives the piston rod 32 to drive the tooth plate 33 to stretch, the tooth plates 33 at the two ends of the clamp body 31 are correspondingly arranged, the tooth plates 33 at the two sides are driven by the hydraulic oil cylinder 34 to move towards or in opposite directions, so that a clamping jaw a is formed between the tooth plates 33 at the two ends, one end of the tooth plate 33, facing the piston rod 32, is provided with a connecting column 35, one end of the piston rod 32, facing the connecting column 35, is provided with a piston ball socket 351 for the piston ball socket 321 to be accommodated, the other end of the connecting column 35 is connected with the tooth plate 33, a limiting mechanism which limits the piston ball socket 351 in the piston ball socket is arranged between the connecting column 35 and the piston rod 32, the piston rod 32 is connected with the spherical surface of the connecting column 35 through a limiting mechanism, the limiting mechanism comprises a through groove 352 and a nut mounting groove 353 which penetrate through the piston ball socket 351 and the connecting column 35, a bolt 36 arranged in the through groove 352 and a connecting hole 322 which is arranged on the piston ball head 321 and is in threaded connection with the bolt 36, one end of the bolt 36 with the nut 361 is limited in the nut mounting groove 353, the other end of the bolt passes through the through groove 352 and is connected with the connecting hole 322, the piston ball head 321 is limited in the piston ball socket 251 by the bolt 36, a limiting sleeve 37 is sleeved on the outer peripheral surface of the bolt 36, one end of the limiting sleeve 37 facing the dental plate 33 is provided with a limiting cap 371 with an outer diameter larger than the inner diameter of the through groove 352, one end of the limiting cap 371 abuts against the nut 361 of the bolt 36, the other end of the limiting ball socket 372 is arranged at one end of the nut mounting groove 353, and one end of the limiting ball head 354 matched with the limiting ball socket 372 is arranged at one end of the nut mounting groove 371, the limiting ball head 354 is limited in the limiting ball socket 372 through the bolt 36, the limiting ball socket 372 and the piston ball socket 251 are coaxially arranged, hydraulic oil paths between the hydraulic oil cylinders 34 are arranged in parallel, at least two mounting screws (not shown in the drawing) are arranged on the dental plate 33, mounting screw holes 355 corresponding to the mounting screws are arranged on the connecting column 35, a positioning groove 356 is arranged at one end, corresponding to the dental plate 33, of the nut mounting groove 353, a positioning bump 331 is arranged at one end, corresponding to the positioning groove 356, of the dental plate 33, the positioning bump 331 is limited in the positioning groove 356 through the mounting screws, and the piston ball socket 351, the through groove 352, the limiting ball socket 372, the nut mounting groove 353 and the positioning groove 356 are coaxially arranged and are mutually communicated.
When the multi-group linkage hydraulic vibration hammer set clamps a large pile body, only the auxiliary beams 12 with different specifications are additionally arranged between the main beams 11 according to the diameter of the pile body, the connection surfaces of the main beams 11 and the auxiliary beams 12 are connected with mounting bolts (not shown in the figure) through square pins 13, so that an adjusting annular closed vibration platform 1 with the size matched with the diameter of the pile body and approaching to a round polygonal structure surface is formed, the upper ends of the main beams 11 are respectively provided with the vibration hammer 2, the lower ends of the main beams are respectively provided with a plurality of clamps 3, one ends of the vibration hammers 2 far away from the main beams 11 are connected together through a top hanging bracket 4, an independently arranged hydraulic pump station can simultaneously work the hydraulic oil cylinders 34 of the clamps 3 on the multi-group linkage hydraulic vibration hammer set, so as to clamp the pile body, and a piston rod 32 can be firmly connected with a piston ball socket 351 on a connecting column 35 through a piston ball head 321 to realize spherical contact, the dental lamina 33 of being connected with spliced pole 35 is when the centre gripping steel-pipe pile, its radial force that causes piston rod 35 also will be along with dental lamina 33 can the arbitrary angle slope rotate effectively reduce and reduce, avoid piston rod 32 to warp the fracture, stability when improving the equipment centre gripping, when piling pile to the pile body, because realize the linkage through universal driving shaft 21 and horn gear case 22 between two adjacent vibratory hammers 2, and then make different vibratory hammers 2 when the vibration on the hydraulic vibratory hammer group of multiunit formula linkage, the amplitude of its eccentric block forms unanimously, make it form joint synchronous vibration, and then become a big vibratory hammer group with a plurality of vibratory hammers, pile efficiency in the heavy engineering is improved.
Claims (9)
1. The utility model provides a stabilize multiunit formula linkage hydraulic vibration hammer group of pressing from both sides stake which characterized in that: the clamp comprises a ring-shaped closed vibration platform consisting of a plurality of main beams and auxiliary beams, wherein the upper ends of the main beams are respectively provided with a vibration hammer, the lower ends of the main beams are respectively provided with a plurality of clamps, one ends of the vibration hammers, far away from the main beams, are connected together through a top hanging bracket, each clamp comprises a clamp body, two ends of the clamp body are respectively provided with a clamping assembly which is oppositely arranged, each clamping assembly comprises a tooth plate which is arranged on the clamp body and is connected with a piston rod, and a hydraulic oil cylinder which drives the piston rod to drive the tooth plates on two sides to move in opposite directions or opposite directions, a clamping jaw is formed between the tooth plates on two ends, one end, facing the piston rod, of each tooth plate is provided with a connecting column, one end, facing the connecting column, of the piston rod is provided with a piston ball head, and one end of each connecting column is provided with a piston ball socket for accommodating the piston ball head, the other end of the connecting rod is connected with the tooth plate, a limiting mechanism which limits the piston ball head in the piston ball socket is arranged between the connecting column and the piston rod, and the piston rod is connected with the spherical surface of the connecting column through the limiting mechanism.
2. The multi-set linkage hydraulic vibro-hammer set for pile clamping stabilization according to claim 1, further configured to: stop gear is including running through piston ball socket and spliced pole logical groove and nut mounting groove, set up in logical inboard bolt, set up on the piston ball head with bolt threaded connection's connecting hole, the one end restriction that the bolt has the nut is in the nut mounting groove, and the other end passes logical groove after and is connected with the connecting hole, makes the piston ball head by the bolt restriction in the piston ball socket.
3. The dual-cylinder clamp for the vibration hammer of claim 1, wherein: and hydraulic oil paths between the hydraulic oil cylinders are arranged in parallel.
4. The dual-cylinder clamp for the vibration hammer of claim 1, wherein: the auxiliary beam is of a fan-shaped structure, and the joint surface of the main beam and the auxiliary beam is connected with the mounting bolt through a square pin.
5. The multi-set linkage hydraulic vibro-hammer set for pile clamping stabilization according to claim 2, further configured to: the bolt outer peripheral face cover is equipped with limit sleeve, limit sleeve is equipped with the spacing cap that the external diameter is greater than logical groove internal diameter towards the one end of dental lamina, limit cap one end offsets with the nut of bolt, and the other end is equipped with spacing ball socket, the one end that the nut mounting groove corresponds spacing cap is equipped with the spacing bulb with spacing ball socket looks adaptation to restrict spacing bulb in spacing ball socket through the bolt, spacing ball socket sets up with the same axle center with the piston ball socket.
6. The multi-set linkage hydraulic vibro-hammer set for pile clamping stabilization according to claim 3, further configured to: be equipped with two at least installation screws on the dental lamina, be equipped with the installation screw corresponding with the installation screw on the spliced pole, the one end that the nut mounting groove corresponds the dental lamina is equipped with the constant head tank, the one end that the dental lamina corresponds the constant head tank is equipped with locating convex block to limit locating convex block in the constant head tank through the installation screw, piston ball socket, logical groove, spacing ball socket, nut mounting groove, constant head tank all set up with the axle center and switch on each other.
7. The multi-set linkage hydraulic vibro-hammer set for pile clamping according to any one of claims 1-6, further configured to: the utility model discloses a vibration hammer, including the vibration hammer, the vibration hammer is characterized in that all be equipped with the universal driving shaft and the angle gear case that correspond the setting between two adjacent vibration hammers, universal driving shaft one end is connected with the inside erroneous tendency piece of vibration hammer, and the other end extends outside the vibration hammer, be equipped with intermeshing's linkage bevel gear and synchronous bevel gear in the angle gear case, linkage bevel gear and universal driving shaft synchronous connection, synchronous bevel gear and the synchronous bevel gear synchronous connection on the adjacent vibration hammer.
8. The multi-set linkage hydraulic vibro-hammer set for pile clamping stabilization according to claim 7, further configured to: the diaphragm coupling is arranged between the linkage shaft and the linkage bevel gears, one end of the diaphragm coupling is connected with the linkage shaft, the other end of the diaphragm coupling is connected with the linkage bevel gears, a universal coupling is arranged between every two adjacent synchronous bevel gears, and the universal couplings are respectively connected with the synchronous bevel gears on the two sides.
9. The multi-set linkage hydraulic vibro-hammer set for pile clamping stabilization according to claim 8, further configured to: the diaphragm coupling is equipped with the seat that expands towards the one end of universal driving shaft, universal driving shaft outer peripheral face cover is equipped with the cover of pretightning, the cover of pretightning is the external diameter by universal driving shaft to the diaphragm coupling toper structure that reduces gradually, the universal driving shaft is inserted and is located in the seat that expands and forms the internal diameter by the universal driving shaft to the toper chamber that the diaphragm coupling reduces gradually with the cooperation of the seat that expands, the cover of pretightning with expand between the seat that expands through locking bolted connection to impel the cover of pretightning to insert the toper intracavity through locking bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210242088.2A CN114457802B (en) | 2022-03-11 | 2022-03-11 | Stable pile clamping multi-group linkage hydraulic vibration hammer set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210242088.2A CN114457802B (en) | 2022-03-11 | 2022-03-11 | Stable pile clamping multi-group linkage hydraulic vibration hammer set |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114457802A true CN114457802A (en) | 2022-05-10 |
| CN114457802B CN114457802B (en) | 2024-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210242088.2A Active CN114457802B (en) | 2022-03-11 | 2022-03-11 | Stable pile clamping multi-group linkage hydraulic vibration hammer set |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115075244A (en) * | 2022-06-08 | 2022-09-20 | 上海振力工程机械设备有限公司 | Vibrating pile driving equipment |
| EP4335974A1 (en) * | 2022-09-08 | 2024-03-13 | Technische Universität Hamburg | Method of inserting a profile into the ground and vibrator assembly therefor |
Citations (6)
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| JP2012007315A (en) * | 2010-06-23 | 2012-01-12 | Chowa Kogyo Kk | Pile/wall placing device, intermediate vibration hammer, and placing method |
| EP3181762A1 (en) * | 2015-12-14 | 2017-06-21 | High Five Solutions B.v. | Assembly and method for driving one or more sheet piles into or out of the ground |
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| EP4335974A1 (en) * | 2022-09-08 | 2024-03-13 | Technische Universität Hamburg | Method of inserting a profile into the ground and vibrator assembly therefor |
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| Publication number | Publication date |
|---|---|
| CN114457802B (en) | 2024-05-07 |
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