CN108265715A - Large-scale foundation pile and hammer - Google Patents

Large-scale foundation pile and hammer Download PDF

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Publication number
CN108265715A
CN108265715A CN201810069000.5A CN201810069000A CN108265715A CN 108265715 A CN108265715 A CN 108265715A CN 201810069000 A CN201810069000 A CN 201810069000A CN 108265715 A CN108265715 A CN 108265715A
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CN
China
Prior art keywords
hammer
pile
clicking
click
cylinder
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Pending
Application number
CN201810069000.5A
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Chinese (zh)
Inventor
许清
施光林
张静
孟春明
冯启阳
许向华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JIANGSU JUWEI MACHINERY CO Ltd
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JIANGSU JUWEI MACHINERY CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by JIANGSU JUWEI MACHINERY CO Ltd filed Critical JIANGSU JUWEI MACHINERY CO Ltd
Priority to CN201810069000.5A priority Critical patent/CN108265715A/en
Publication of CN108265715A publication Critical patent/CN108265715A/en
Pending legal-status Critical Current

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    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D7/00Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
    • E02D7/02Placing by driving
    • E02D7/06Power-driven drivers

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)

Abstract

The invention discloses a kind of large-scale foundation pile and hammers, including clicking hammer, two, which are at least equipped with, in the simultaneously downside of hammer upper frame clicks hammer, it respectively clicks hammer and is mutually juxtaposed arranged for interval, the hammering center line for clicking hammer with and hammer and hit axis and be arranged at intervals in parallel to each other, should and hit axis be by respectively click hammer into shape composition structure geometric center straight line.The adjacent pile monkey for clicking hammer is connected with each other by clicking hammer connecting plate.The lower end for clicking hammer is connected with and hits pile cover, should and hit in pile cover be movably set with it is several click hammer for pad is played, each hammer corresponding one of clicking clicks hammer for pad is played, respectively clicks hammer and replaces to beat to pad being all connected to replace to beat and pads on connecting plate.Of the invention and hammer blow energy is big, can directly hammer type foundation pile to supporting course, and convenient for manufacture and transfer, pile monkey utilization rate is high, the pile foundation construction especially suitable for various cross sectional shape large size foundation piles.

Description

Large-scale foundation pile and hammer
Technical field
The present invention relates to it is a kind of for engineering foundation construction piling machinery more particularly to it is multiple be arranged in juxtaposition rush Hammer and the piling machinery that big energy hammer piling is imposed to large-scale foundation pile.
Background technology
With the growing of China's engineering construction and progress, ocean engineering, Wharf Construction, Tian Haizao islands, marine large size Wind-powered electricity generation and large bridges etc. have been made significant headway in recent years, these engineerings are not only that engineering coefficient is very high to be applied Work process, and the construction requirement of its pile foundation and difficulty of construction become higher and higher;The length and diameter of foundation pile also becomes to get over Come bigger, most commonly seen steel circular tube shaped foundation pile bore has been even more than 30 meters up to 30 meters in these heavy constructions.
The pile sinking of existing foundation pile mainly has vibration, hammering and static pressure construction technology.Obvious static pressure pile-sinking is not particularly suited for greatly The construction of the large size foundation pile such as diameter pile pile;Although pile vibrosinking has boundary of works area wide, can be sunk, pile pulling operation, but it carries out The construction of the various pile types such as pile pile, fully-sleeved filled pile, steel sheet pile, but vibrohammer overcomes the ability of pile top end resistance weaker, Especially when foundation pile tip size is larger, vibration hammer is difficult to overcome end resistance and realize pile sinking, therefore apply large-diameter tubular pile In work, vibration hammer, which is only capable of that first heavy caliber circle letter being shaken, to sink and is inserted into deep soft soil foundation and forms the building enclosure of a water proof, Then stake being planted to ground by other pile monkeys in the space of this emptied of water or constructing bearing pile, therefore, vibration hammer can not Directly to large-diameter tubular pile etc., large-scale foundation pile carries out pile sinking operation, and only completes an insertion for going along with sb. to guard him process structure.
Existing impactor mainly has hydraulic hammer, fuel oil hammer, steam hammer and drops hammer, the common feature of these pile monkeys Be the centre of percussion line of tup and foundation pile body axial line be on same straight line, i.e., tup be carried out along the axial line of stake it is past Multiple hammering and pile sinking, therefore to improve the blow energy of pile monkey, it is necessary to increase the weight of pile monkey and its tup, and single pile monkey And the increase of tup weight, it necessarily brings operating cost and manufactures being significantly increased for cost.And for large sizes such as heavy caliber pile piles Foundation pile can not carry out hammer piling with jump bit, be not only because such pile monkey and be difficult to manufacture production and transfer fortune It is defeated, and the utilization rate of pile monkey is also inevitable too low, and this brings being significantly increased for construction cost again, so it is big to heavy caliber pile pile etc. For type foundation pile, current construction method be still first diameter cartridge type building enclosure at a gulp is inserted on ground, then again its every The ground of hydrospace carries out piling construction, therefore is directly foundation pile to be implanted into holding with regard to current construction technology and construction equipment Power layer and form bearing pile, long construction period, low construction efficiency.With increasing, industry urgent need one kind of large-scale foundation pile The piling machinery equipment of diameter hammer piling can be carried out to heavy caliber pile pile, to improve the construction efficiency of large-scale base.
Invention content
For the above-mentioned deficiency present in the prior art, the technical problems to be solved by the invention are to provide a kind of large-scale base Stake and hammer, not only with sufficiently large blow energy, can directly hammer heavy caliber pile pile to supporting course, and pile monkey is just In manufacture and transfer, pile monkey utilization rate is high, and use cost is low.
In order to solve the above-mentioned technical problem, large-scale foundation pile of the invention and hammer, including clicking hammer, in simultaneously hammer upper frame Downside is at least equipped with two and clicks hammer, respectively clicks hammer and is mutually juxtaposed arranged for interval, the hammering center line for clicking hammer with simultaneously Hammer and hit axis and be arranged at intervals in parallel to each other, should and hit axis be by respectively click hammer into shape composition structure geometric center Straight line.
The foundation pile and hammer of above structure, are formed due to clicking hammer by several, and the blow energy of hammer is each Hammer the sum of blow energy is clicked, blow energy is sufficiently large, according to the sectional dimension size of foundation pile and required can thus beat Hit energy and select to click the quantity of hammer, extremely flexibly composition with different blow energies and hammer, can be by large-scale base To supporting course, the direct pile sinking for realizing large-scale foundation pile plants stake for stake directly hammering, does not need to go along with sb. to guard him using cartridge type and adds weight pile sinking Complicated technology, eliminate the complicated structure quantities of large-scale foundation pile and construction time, greatly reduce large-scale foundation pile pile foundation Construction time and construction cost, improve the construction efficiency of large-scale foundation pile.Also due in the structure and hammer by multiple lists Hammer is composed, although be assembled into and hammer has huge blow energy, it forms clicking for hammering unit and hammers into shape all It is the jump bit of common blow energy, not only manufacturing technology is ripe, manufacture easy to produce, convenient for transfer transport and installs and uses, And hammer is clicked using more flexible, service efficiency is high, clicks that hammer can be both combined into and hammer makes as big energy impact hammer With can also be used as common jump bit and be independently operated, the strike pile sinking for carrying out conventional stake, pile monkey utilization rate and service efficiency Height, while pile monkey is more conducive to manufacture and transfer transport, use cost are low.Due also to each hammer of clicking is arranged parallel to, and single The hammering center line of hammer with and hammer and hit axis and be mutually parallel intervals setting, and and hit axis as by respectively clicking hammer The straight line of the geometric center of formed structure during use and hits axis again just at the right time by the cross-section centroid of foundation pile, and hammer is beaten It hits resultant force just at the right time to pass through and hit axis and foundation pile centroidal line passes to foundation pile so that the stress equalization of foundation pile, strike is steady, favorably In raising pile sinking efficiency.Each downside clicked hammer and be fixedly installed in simultaneously hammer upper frame, is advantageously implemented and respectively clicks the same of hammer Step coordinates hammering, realizes the accurate strike to pile pile, blow efficiency is high, while respectively clicks hammer and be mounted under same blow top plate Side, is also beneficial to lifting installation and hammering uses.
The preferred embodiment of the present invention is equipped with 2-8 on the downside of described and hammer upper frame and clicks hammer.This clicks hammer Reasonable quantity, can adapt to the hammering requirement of different size foundation piles.
The preferred embodiment of the present invention, the adjacent pile monkey for clicking hammer are connected with each other by clicking hammer connecting plate.The structure With preferable strike synchronism, to obtain high hammering accuracy, hammering is efficient.
The further embodiment of the present invention, the lower end for clicking hammer are connected with and hit pile cover, should and hit living in pile cover It is dynamic be provided with it is several click hammer for pad is played, each hammer corresponding one of clicking clicks hammer for pad is played, respectively clicks to hammer into shape to replace to beat to pad being all connected to It is padded on connecting plate for beating.The structure can effectively mitigate pile monkey to the damage at the top of pile pile, and hit pile cover can enhance again to pile pile hammer into shape The guidance quality hit.
The further embodiment of the present invention, it is described and to hit axis be by respectively clicking the straight of the formed geometric center of hammer Line, when work, are somebody's turn to do and hit cross-section centroid of the axis by foundation pile.Pile pile stress equalization during hammering, strike is steady, is conducive to smoothly Pile sinking.
The preferred embodiment of the present invention, the hammer of clicking is hydraulic pile hammer.Not only blow energy is big for hydraulic hammer, to ring Border influence is small, and is more convenient for realizing Synchronization Control.
The preferred embodiment of the present invention, the hydraulic pile hammer include guide rod and lifting hydraulic cylinder, the lifting hydraulic cylinder It is installed on guide rod by main bearing cross beam, it is slidably supported on guide rod to have pile monkey, piston rod and the pile monkey phase of lifting hydraulic cylinder Connection.Simple and reasonable, hammering guiding role is reliably flexible.
The further embodiment of the present invention, the hydraulic pile hammer include cylinder and lifting hydraulic cylinder, in cylinder also Slip is provided with pile monkey, and the piston rod of lifting hydraulic cylinder is connected with pile monkey.Pile monkey movement is flexible, and energy is big, and hammering is more accurate Really.
The another preferred embodiment of the present invention, the hammer of clicking is tubular diesel pile hammer.The tubular diesel pile hammer Including pile hammer cylinder, slided in the barrel chamber of pile hammer cylinder and be provided with upper piston, be also movably set in pile hammer cylinder Lower piston.Hammer force is big, and working efficiency is high, and operation repair is more convenient.
Description of the drawings
Large-scale foundation pile of the invention and hammer are described in further detail with reference to the accompanying drawings and detailed description.
Fig. 1 is large-scale foundation pile of the invention and a kind of dimensional structure diagram of specific embodiment of hammer;
Fig. 2 is the schematic cross-sectional view of Fig. 1 illustrated embodiments;
Fig. 3 is the structure diagram that hammer is clicked in Fig. 1 illustrated embodiments;
Fig. 4 is the dimensional structure diagram of another specific embodiment of the invention;
Fig. 5 is the schematic cross-sectional view of Fig. 4 illustrated embodiments.
In figure, 1-and hammer upper frame, 2-clicking hammer, 3-click hammer connecting plate, 4-and hammer pile cover, 5-foundation pile, 6-and hit axis, 7 and-for connecting plate, 8 are beaten-click hammer for block hitting, 9-upper beam, 10-guide rod, 11-go up bearing cross beam, 12-lifting hydraulic cylinder, 13-main bearing cross beam, 14-connect flexural pivot, 15-pile monkey, 16-bottom end rail, 17-pile hammer cylinder Body, 18-upper piston, 19-lower piston.
Specific embodiment
Embodiment 1:
Large-scale foundation pile and hammer as shown in Figure 1 and Figure 2, and hammer upper frame 1 is in circular ring shape steel plate structure, in the downside of Circular Plate Face is installed with six and clicks hammer 2, this clicks hammer 2 as fluid pressure type guide rod pile hammer, six arranged for interval arranged side by side for clicking hammer 2 In and the same circumference of the downside of hammer upper frame 1 on, the centerline collineation of circle and Circular Plate where the circumference.Foundation pile 5 is pipe Piling bar, the outer diameter of the pipe piling bar is 16 meters, and pipe thickness is 30 ㎜.Six lower ends for clicking hammer 2 are then along the pipe of pipe piling bar Wall top is circumferentially equally spacedly set up in parallel.
The hammering center line for clicking hammer 2 hammers the line of force for pile monkey, and hits axis 6 and formed structure to click hammer by six Geometric center straight line, the centroidal line of foundation pile 5(By the straight line of foundation pile cross-section centroid, foundation pile centroidal line is in the present embodiment The center line of steel-pipe pile)With and hit that axis 6 is conllinear, during work and hit axis 6 and can happen to coincide with the centroidal line of foundation pile again, i.e., And hit cross-section centroid of the axis 6 by foundation pile 5.And the strike resultant force of hammer passes through just at the right time and hits axis 6 so that the stress of pile pile Equilibrium, strike is steady, therefore and hit axis 6,5 centroidal line of foundation pile and and the center line of hammer upper frame 1 be on same straight line. Simultaneously hammer pile cover 4 is set on the top of foundation pile 5, is movably set in simultaneously hammer pile cover 4 and clicks hammer for block hitting 8 and for the company of beating Fishplate bar 7 clicks hammer and is fixedly connected on to beat connecting plate 7 for block hitting 8.Each 2 correspondence one of hammer of clicking clicks hammer for block hitting 8, piling When each hammer of clicking be equipped with one for the top of block hitting 8 and click hammer 2.Clicking hammer replaces the size of block hitting 8 and the pile monkey for clicking hammer 2 big It is small corresponding, it is then outer diameter Circular Plate corresponding with 5 outer diameter of pile pile for connecting plate 7 is beaten, in the present embodiment, for beating on connecting plate 7 There are six click hammer for block hitting 8 for connection at intervals.The pile monkey 15 for clicking hammer 2 is to hit tup, solid between adjacent two pile monkey 15 Surely it is connected with and clicks hammer connecting plate 3, which ensures six 15 Synchronous liftings of pile monkey for clicking hammer 2 by the method for mechanical connection It is hit with synchronous, so as to ensure the consistency hammered to pile pile and accuracy.
As shown in Figure 3 hammer 2 of clicking is guide rod type hydraulic pile hammer, the hydraulic pile hammer include two be mutually parallel lead Bar 10, for two guide rods 10 using the identical cylinder hollow pipe of outer diameter, tubular structure has higher mechanical strength and rigidity. The apical position of two guide rods 10 is fixedly connected with upper beam 9;It is fixedly connected with bottom end rail 16 in the lower end of two guide rods 10, two Root guide rod 10 and upper beam 9 and bottom end rail 16 constitute stable framework.It is connected in the downside of bottom end rail 16 and clicks hammer and replace Block hitting 8, clicks the downside that hammer is located at bottom end rail 16 for block hitting 8, and the impact pile monkey of pile hammer will be impacted by clicking hammer for block hitting 8 Power passes to pile pile 5, the pile body of pile pile 5 to be protected not broken.
Main bearing cross beam 13 and upper bearing cross beam 11, main branch have also been positioned apart from two guide rods being arranged in parallel 10 It holds crossbeam 13 and upper bearing cross beam 11 is fixedly connected on two guide rods 10.Expansion bearing has pile monkey on two guide rods 10 15, pile monkey 15 is the strike weight for counting and picking up ton that weighs;It is set on the hammer body of pile monkey 15 there are two slide-and-guide hole, in slide-and-guide Sliding bush is embedded in hole, pile monkey 15 is slidably supported on guide rod 10 by Sliding bush.
Lifting hydraulic cylinder 12, center line and the guide rod 10 of lifting hydraulic cylinder 12 are installed on main bearing cross beam 13 Center line is parallel, and lifting hydraulic cylinder 12 is located on 15 center line of pile monkey, and lifting hydraulic cylinder 12 and 15 center line of pile monkey are to be somebody's turn to do The hammering center line lifting hydraulic cylinders 12 for clicking hammer 2 include cylinder body, piston and piston rod, and it is whole that piston and piston rod are linked as one Body;Lifting hydraulic cylinder 12 is fixedly installed in by cylinder cap under cylinder body on main bearing cross beam 13, and the external part of piston rod passes through connection Flexural pivot 14 is hinged with 15 phase of pile monkey.
Embodiment 2:
The present embodiment is unlike the embodiments above except the hydraulic pile hammer structure that composition clicks hammer 2, remaining structure is identical.In this reality It applies in example, hydraulic pile hammer uses the hydraulic pile hammer of core structure, and pile monkey 15 is slideably positioned in pile hammer cylinder, therefore drives piles Hammer the guiding parts that cylinder is pile monkey 15 into shape.Lifting hydraulic cylinder 12 is located in the cylinder of pile hammer cylinder, and cylinder body, which is fixedly connected on, to be beaten The end suitable for reading of pile monkey cylinder, the piston-rod lower end of lifting hydraulic cylinder 12 are connected with pile monkey 15, pile hammer cylinder and pile monkey 15 Center line is the hammering center line for clicking hammer.The pile monkey 15 of two neighboring hydraulic pile hammer is mutual yet by hammer connecting plate 3 is clicked It is fixedly connected.
Embodiment 3
Large-scale foundation pile as shown in Figure 4, Figure 5 and hammer, should and hammer and above-described embodiment the difference lies in:It employs not Same clicks hammer structure.It is tubular diesel pile hammer that hammer 2 is clicked in the present embodiment, which is included by mutually same Upper and lower cylinder that axis is fixedly connected and the pile hammer cylinder 17 formed, 17 cylindrical structure of pile hammer cylinder.In pile hammer cylinder Upper piston 18 is slidably provided in body 17, lower piston 19 is located at the lower end of 17 times cylinders of pile hammer cylinder.It is two neighboring to click The lower piston 19 of hammer 2 is mutually permanently connected by clicking hammer connecting plate 3.It is provided on the cylinder body of lower cylinder and is connected with atomizer Logical fuel pump is additionally provided with the suction and exhaust ports for air-breathing and exhaust on the cylinder body of lower cylinder, and the suction and exhaust ports are from lower vapour The inboard wall of cylinder block of cylinder leads to outer wall of cylinder block.When tubular diesel pile hammer works, upper piston 18 comes off and free-falling from top, when When the suction/exhousting hole of lower cylinder is passed through in the whereabouts of upper piston 18, start to compress the air in lower cylinder, when under 18 head impact of upper piston 19 shock surface of piston simultaneously makes diesel oil atomization be splashed in combustion chamber, while stake is laid;The indoor mist of oil that burns is ignited exploding, Generated explosive force continues down to beat stake, and upper piston 18 is made to bounce upwards, then the setting point fuel oil again of upper piston 18 Mist so moves in circles, and realizes the operation of piling construction.
Above-mentioned some preferred embodiments for having enumerated the present invention, but the present invention is not limited thereto.Without prejudice to the present invention Under the premise of basic thought, there are many more modifications and variations:It is beaten as hydraulic pile hammer is not limited to above-mentioned guide rod type hydraulic pressure Pile monkey or cylinder type hydraulic pile hammer can also be other hydraulic hammer structures that hammer and strike are proposed with Hydraulic Elements realization.And it hits Peen frame is also not necessarily limited to plank frame, more can be to use frame structure or other corresponding connecting elements.Its foundation pile is also unlimited Pipe piling bar can also be square pipe pile, board-like stake or other foundation piles with profiled-cross-section structure.And click hammer in hammer Six are not limited to, can determine that it clicks the quantity of hammer according to the structure size and construction environment of foundation pile, preferably each simultaneously The hammer quantity of clicking of hammer is 2-8.Hammer is clicked in addition to hydraulic pile hammer, tubular diesel pile hammer may be used, can also be The jump bit of the common pattern such as guide rod diesel oil pile hammer or steam pile hammer.Therefore, without departing from general principles Modifications and variations are each fallen in protection scope of the present invention.

Claims (10)

1. a kind of large size foundation pile and hammer, including clicking hammer(2), it is characterised in that:In simultaneously hammer upper frame(1)Downside at least pacify Hammer is clicked equipped with two(2), respectively click hammer(2)Arranged for interval is mutually juxtaposed, it is described to click hammer(2)Hammering center line with and hit Hammer and hit axis(6)It is arranged at intervals in parallel to each other;It is somebody's turn to do and hits axis(6)For by respectively clicking hammer(2)Formed structure The straight line of geometric center.
2. large size foundation pile according to claim 1 and hammer, it is characterised in that:Described and hammer upper frame(1)Downside peace Hammer is clicked equipped with 2-8(2).
3. large size foundation pile according to claim 1 and hammer, it is characterised in that:It is adjacent to click hammer(2)Pile monkey pass through list Hammer connecting plate(3)It is connected with each other.
4. large size foundation pile according to claim 1 and hammer, it is characterised in that:It is described to click hammer(2)Lower end be connected with And hit pile cover(4), should and hit pile cover(4)Several click inside is movably set with to hammer into shape to play pad(6), it is each to click hammer(2)Corresponding one Hammer is clicked for pad is played(6), hammer is respectively clicked for pad is played(6)It is all connected to beat pad connecting plate(7)On.
5. large-scale foundation pile and hammer according to any one of claim 1-4, it is characterised in that:Described in during work and hit Axis(6)Pass through foundation pile(5)Cross-section centroid.
6. large-scale foundation pile and hammer according to any one of claim 1-4, it is characterised in that:It is described to click hammer(2)For Hydraulic pile hammer.
7. large size foundation pile according to claim 6 and hammer, it is characterised in that:The hydraulic pile hammer includes guide rod(10) And lifting hydraulic cylinder(12), the lifting hydraulic cylinder(12)Pass through main bearing cross beam(13)It is installed on guide rod(10)On, in guide rod (10)It is above slidably supported to have pile monkey(15), lifting hydraulic cylinder(12)Piston rod and pile monkey(15)It is connected.
8. large size foundation pile according to claim 6 and hammer, it is characterised in that:The hydraulic pile hammer includes cylinder and carries Rise hydraulic cylinder(12), also slided in cylinder and be provided with pile monkey(15), lifting hydraulic cylinder(12)Piston rod and pile monkey(15)Phase Connection.
9. large-scale foundation pile and hammer according to any one of claim 1-4, it is characterised in that:It is described to click hammer(2)For Tubular diesel pile hammer.
10. large size foundation pile according to claim 9 and hammer, it is characterised in that:The tubular diesel pile hammer includes beating Pile monkey cylinder(17), in pile hammer cylinder(17)Barrel chamber in slide be provided with upper piston(18), in pile hammer cylinder(17)Also It is movably set with lower piston(19).
CN201810069000.5A 2018-01-24 2018-01-24 Large-scale foundation pile and hammer Pending CN108265715A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109629567A (en) * 2019-02-20 2019-04-16 江苏巨威机械有限公司 Split type hydraulic pile hammer
CN111945811A (en) * 2020-07-16 2020-11-17 河海大学常州校区 Impact hammer device of combination broken rock tool bit
CN113266010A (en) * 2021-06-09 2021-08-17 中铁建预制构件研发咨询(上海)有限公司 Pile hammer device and precast pile construction equipment

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2687177Y (en) * 2003-09-27 2005-03-23 佛山市顺德区力源液压机械有限公司 Hydraulic piling hammer with improved structure
CN102304921A (en) * 2011-07-01 2012-01-04 上海朱翔建设工程有限公司 Linked guide rod diesel oil pile driving hammer and pile driving method thereof
CN107620308A (en) * 2017-10-24 2018-01-23 江苏巨威机械有限公司 guide rod type hydraulic pile hammer
CN207998844U (en) * 2018-01-24 2018-10-23 江苏巨威机械有限公司 Large-scale foundation pile and hammer

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2687177Y (en) * 2003-09-27 2005-03-23 佛山市顺德区力源液压机械有限公司 Hydraulic piling hammer with improved structure
CN102304921A (en) * 2011-07-01 2012-01-04 上海朱翔建设工程有限公司 Linked guide rod diesel oil pile driving hammer and pile driving method thereof
CN107620308A (en) * 2017-10-24 2018-01-23 江苏巨威机械有限公司 guide rod type hydraulic pile hammer
CN207998844U (en) * 2018-01-24 2018-10-23 江苏巨威机械有限公司 Large-scale foundation pile and hammer

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109629567A (en) * 2019-02-20 2019-04-16 江苏巨威机械有限公司 Split type hydraulic pile hammer
CN111945811A (en) * 2020-07-16 2020-11-17 河海大学常州校区 Impact hammer device of combination broken rock tool bit
CN113266010A (en) * 2021-06-09 2021-08-17 中铁建预制构件研发咨询(上海)有限公司 Pile hammer device and precast pile construction equipment

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Application publication date: 20180710