CN200974973Y - Hydraulic dynamic pile-sinking machine - Google Patents
Hydraulic dynamic pile-sinking machine Download PDFInfo
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- CN200974973Y CN200974973Y CN 200620052177 CN200620052177U CN200974973Y CN 200974973 Y CN200974973 Y CN 200974973Y CN 200620052177 CN200620052177 CN 200620052177 CN 200620052177 U CN200620052177 U CN 200620052177U CN 200974973 Y CN200974973 Y CN 200974973Y
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Abstract
The utility model relates to a pile sinking machine of a hydraulic power whose frame consists of four guide posts, two guide posts on the same diagonal being respectively provided with a lifting oil cylinder. The top of a piston rod of the lifting oil cylinder is articulated on a pile hammer via a lifting angle pole. Two stroke adjusting rods are respectively fixed on the pile hammer and part of the stroke adjusting rods drills through a clamping box with a double clamping force. The lower end of the stroke adjusting rods is revolved and sleeved with a stroke adjusting device and four side cavities of the clamping box with the double clamping force are provided respectively with a pile body clamped by a jaw plate inside a central hole, the jaw plate being fixed on a force transferring board whose vertical section is a sedge. A piston rod of a clamping oil cylinder is articulated on the force transferring board and an anti-impact wedge block is embedded between the walls of the side cavities and the force transferring board. The utility model has the advantages of light weight which is less than the one eighth of a pile sinking machine of a hydraulic static, saving a great deal of steel resources and electric power, low cost and transportation charge, high economic benefit of the construction, high work efficiency, good construction quality, high safety facto, low noise, being favorable to the environmental protection, simple operation and agile movement.
Description
Technical field
A kind of building trade is used for the building machinery of ground pile sinking operation, also claims piling machinery.
Background technology
The piling machinery that present building trade is used has hammering stake machine and hydraulic static piling machine two classes.
The operating principle of first kind hammering stake machine is at first to utilize pile frame and haulage gear that pile monkey is risen to 18～40 meters eminence, unclamps pile monkey then.Pile monkey falls rapidly, with great moment impact power hammering pile body, makes pile body sink to ground.Its advantage is that moment impact power is big, and penetration power is strong.But there is following weak point:
1, pile frame is up to 18～40 meters, and the easy generation of vertical rod that is used to hang stake is tiltedly drawn, the horizontal phenomenon of dragging, and causes work efficiency low on the one hand, causes on the other hand that pile frame is unbalance to collapse, and the person, equipment major accident takes place, poor safety performance.
2, the height of hammer point is 1～18 meter, and hammer blow is big, and propagation distance is far away, and 30 meters distant place noises are up to 95～105dB.
3, pile monkey directly impacts the pile crown of pile body, causes pile crown cracking easily, during big stroke, very causes and smashes pile crown.
4, because the pile body verticality is difficult to timely adjustment, the pile follower degree of depth is less than 2 meters.
5, owing to receive stake by pile penetration, be difficult to join stake, so the stake tail that ground is left over stands in great numbers, waste is serious.
The operating principle of the second class hydraulic static piling machine is at first to clamp pile body with pile clamping box, presses down pile clamping box with the piling oil cylinder then, and the static pressure of utilizing the piling oil cylinder to produce is pressed into pile body in the ground.This machine is realized walking by two long ships and two short ships of frame below.Its advantage be the pile frame height have only hammering stake machine 1/10～1/5, be difficult for collapsing, security performance is good, noise is low, does not damage pile body, the dark end of pile follower, can reach 6 meters, ground does not have a tail and leaves over.Though this machine overcomes or has reduced many defectives of hammering stake machine, still has following weak point:
1, owing to the impact strength of static pressure much smaller than moment impact power, so penetration power is relatively poor, and the thickness that penetrates intermediate course is limited, and is limited to the adaptive surface of geological condition.
2, because machine is heavy and the counterweight sum must be greater than pile driving pressure, so this machine machine weighs 80～170 tons, and counterweight reaches 130～520 tons, and the complete machine heaviness had both been wasted a large amount of iron and steel resources, transhipment difficulty again, and the transshipment charge height has reduced the construction economy benefit.
3, because the floor space of long and short ship is limited, so the ground connection pressure of length ship is up to 12～18t/m
2, be easy to generate and fall into the machine phenomenon.Sunken machine had both influenced work efficiency, made pile be squeezed and be shifted again easily, was directed at the stake position and exceeded standard.
4, when the clamping cylinder oil pressure reduces suddenly, pile locking force is during less than pile driving pressure, pile clamping box unclamps pile body easily and falls rapidly, and the machine phenomenon of shaking and send loud noise as the earthquake becomes the piston rod of piling oil cylinder and bends, and the piling oil cylinder of leading is scrapped.
5, power consumption is big, and motor total installed capacity power ratio hammering stake machine exceeds more than 15%.
Summary of the invention
The purpose of this utility model provides a kind of hydraulic power pile-sinking machine, accomplishes that pile frame is low, and complete machine is in light weight, and security performance is good, penetration power is strong, and pile sinking quality height further improves the construction economy benefit.
The utility model organic frame and installation short ship thereunder, the frame both sides have by hoist cylinder, vertically move vertical walking mechanism that oil cylinder and long ship constitute, loop wheel machine is equipped with on frame after-frame top, sounding machine is equipped with in the side arm upper right corner, improvements are: pile frame is made up of four leads, each lead is by last, following two-section steel pipe fit forms, lead is installed in frame side arm center line both sides symmetrically, be in two leads on the same diagonal lift cylinder is housed respectively, lift piston masthead end is fixed with the lifting angular pole, promote angular pole and be hinged on the pile monkey by the ball-type hinge, these two lead tops have makes the axial elongated slot that promotes the directed slip of angular pole; Two stroke adjusting yoke upper ends are separately fixed on the pile monkey, and wherein portion passes the aperture on two pile locking force pile clamping boxes respectively, and its lower end rotation set has the stroke adjusting device of band force bearing plate.
The described pile monkey side of being body, in the centre bore that passes for pile body is arranged, four jiaos have the arc guide groove that cooperates with four leads.
Described pair of pile locking force pile clamping box top is the square body that centre bore is arranged, there is the arc guide groove that cooperates with four leads at the Fang Tisi angle, two pile locking force folder post lower box parts have into the chamber, four limits of cross distribution, the jaw plate that stretches to centre bore and clamp pile body is arranged respectively in each chamber, limit, it is on wedge type and the wedge point power transmission plate up that jaw plate is fixed on the longitudinal section with screw, leading, base plate is oblique to be fixed in the chamber, limit, and the slotted eye to power transmission plate guiding is arranged at its top; Clamping cylinder is fixed on guiding base plate bottom, and its piston rod upper end is hinged on the power transmission plate; The shock resistance voussoir is embedded between chamber, limit chamber wall and the power transmission plate, and there is rubber cushion blocks shock resistance voussoir top.
Operating principle is that the centre bore of pile monkey is enclosed within on the pile body, the shock resistance voussoir of the two pile locking force pile clamping boxes of hammering when pile monkey falls.Hammer impacts power promotes two pile locking force pile clamping boxes on the one hand and moves down, and pile body is sunk in soil under the friction effect of jaw plate, promotes nipper through shock resistance voussoir, power transmission plate on the other hand and further clamps pile body.
Compared with the prior art, the utility model has following characteristics:
1, complete machine is in light weight, and weight is saved a large amount of iron and steel resources less than 1/8th of hydraulic static piling machine.
Because the ballistic work of power hammering mode is the product of pile monkey weight and stroke, and is heavily irrelevant with machine; Add pile monkey and be enclosed within on the pile body, the two pile locking force folder of hammering post case, high as long as pile frame is made about three meters, therefore complete machine weight of the present utility model reduces greatly, and manufacturing cost and transshipment charge all descend thereupon, have greatly improved the construction economy benefit.In addition, the utility model will realize originally that two long ships and two short ship structures of walking change two long ships and a short ship structure into, and promptly only in frame central authorities short shipping agency being set walks steering mechanism.So, both further alleviated complete machine weight, made walking again more freely.
2, because the instant impact effect that pile monkey descends is far longer than the effect of oil cylinder static pressure, so the utility model effect height, penetration power is strong, adapts to various geological conditions.
3, because the ground connection pressure of long and short ship has dropped to 4～6t/m
2Within, being slightly larger than people's pin pressure over the ground, generally can not take place to fall into the machine phenomenon, so the construction quality height, and suit on the backfill ground, to construct.
4, the jaw plate of clamping pile body is subjected to the clamping force from clamping cylinder on the one hand, is subjected to the moment horizontal component of moment hammer impacts power on the other hand.It is non-slip that this double pile locking force guarantees that jaw plate is clamped pile body, the machine phenomenon of therefore can not shaking, safety factor height.
5, because two pile locking force pile clamping box is subjected to the area of hammering bigger more than 4 times than pile body top area, thereby the impact stress that is subjected to is little more than four times, and the noise of generation greatly reduces, and helps environmental protection.
6, saves energy, motor total installed capacity power reduces more than 1/3rd.
7, simple to operate, walking flexibly.Its stroke adjusting device can be regulated the stroke of pile monkey automatically according to the pile body pile penetration of every hammer.
Description of drawings
Fig. 1 is the hydraulic power pile-sinking machine front view
Fig. 2 is the hydraulic power pile-sinking machine vertical view
Fig. 3 is the pile monkey front view
Fig. 4 is the pile monkey vertical view
Fig. 5 is that two pile locking force pile clamping box masters look and partly cut open figure
Fig. 6 is two pile locking force pile clamping box vertical views
Fig. 7 is pile monkey and pile clamping box drive mechanism schematic diagram
Fig. 8 is that the A of Fig. 7 is to sectional drawing
Fig. 9 is the main pseudosection of stroke adjusting device part
Figure 10 is that the B of Fig. 9 is to sectional drawing
Figure 11 is that short shipping agency is walked the master of steering mechanism pseudosection
Figure 12 is that short shipping agency is walked steering mechanism's vertical view.
Figure 13 is that the C of Figure 11 is to sectional drawing
The specific embodiment
Shown in Fig. 1～8, the utility model includes frame 9 and installation short ship 8 thereunder, frame 9 both sides have by hoist cylinder 10, vertically move vertical walking mechanism that oil cylinder 16 and long ship 7 constitute, loop wheel machine 20 is equipped with on frame 9 after-frame tops, sounding machine 15 is equipped with in the side arm upper right corner, difference is that pile frame is made up of four leads 11～14, each lead is by last, following two-section steel pipe fit forms, lead 11～14 is installed in frame 9 side arm center line both sides symmetrically, be in the lead 11 on the same diagonal, lift cylinder 1 is housed respectively in 13, lift cylinder 1 piston rod top is fixed with and promotes angular pole 2, promoting angular pole 2 is hinged on the pile monkey 6 by the ball-type hinge, lead 11,13 tops have makes the axial elongated slots 10 that promote angular pole 2 directed slips, two stroke adjusting yoke 3 upper ends are separately fixed on the pile monkey 6, wherein portion passes two pile locking force pile clamping boxes 5 respectively, and its lower end rotation set has the stroke adjusting device 4 of band force bearing plate 45.
Described pile monkey 6 side's of being bodies, in the centre bore that passes for pile body 25 is arranged, four jiaos have the arc guide groove that cooperates with lead 11～14.
Described pair of pile locking force pile clamping box 5 tops are the square body that centre bore 59 is arranged, there is the arc guide groove that cooperates with lead 11～14 at the Fang Tisi angle, the chamber, four limits 50 of cross distribution is arranged at two pile locking force pile clamping boxes 5 bottoms, the jaw plate 52 that stretches to centre bore 59 and clamp pile body 25 is arranged respectively in each chamber, limit 50, it is on wedge type and the wedge point power transmission plate 51 up that jaw plate 52 usefulness screws are fixed on the longitudinal section, guiding base plate 53 oblique being fixed in the chamber, limit 50, there is the slotted eye to power transmission plate 51 guiding in its one, clamping cylinder 57 is fixed on guiding base plate 53 bottoms, its piston rod upper end is hinged on the power transmission plate 51, shock resistance voussoir 54 is embedded between chamber, limit 50 chamber walls and the power transmission plate 51, and there is rubber cushion blocks 55 shock resistance voussoir 54 tops.
In order to realize computer operation and control automatically, present embodiment is equipped with upper signaling switch 61 on pile monkey 6, photoelectricity stroke detector 62 is equipped with in the side; On two pile locking force pile clamping boxes 5 sides, photoelectricity stroke detector 56 is housed.
Shown in Fig. 9～10, the force bearing plate 45 of the stroke adjusting device 4 that cooperates with computer and fix that axle 42 is enclosed within on adjusting yoke 3 lower ends in the bearing of its below, 41 times half rotation sets of transmission nut are on adjusting yoke 3, the upper half is enclosed within the bearing on the axle 42 through ball bearing 43, the belt pulley 44 that is fixed on the servo direct current motor 40 of force bearing plate 45 belows drives transmission nut 41 by belt, transmission nut 41 peripheries are equipped with unthreaded hole plate 47, be positioned on force bearing plate 45 bottom surfaces of unthreaded hole plate 47 both sides and the bottom surface support counting circuit plate 46 is housed respectively, infrared light emission pipe 48, force bearing plate 45 upper surfaces are equipped with approach signal switch 49.
Transmission process and operating principle between pile monkey and the pile clamping box are as follows:
When the force bearing plate on the stroke adjusting device 4 45 has unclamped the pile clamping box 5 of pile body 25 near jaw plate 52, send signal near switch 49, computer instruction is to lift cylinder 1 rodless cavity oil supply, and lift cylinder 1 piston rod makes pile monkey 6 be with pile clamping box 5 to rise together through promoting angular pole 2.When pile monkey was raised to highest order H-H, upper signaling switch 61 sent signal, at this moment stopped to make it to withstand power transmission plate 51 to hoist cylinder 1 rodless cavity oil supply to clamping cylinder 57 oil supply, made four jaw plates 52 clamp pile body 25.This moment, computer instruction was to lift cylinder 1 rod chamber oil supply, pile monkey 6 is fallen fast, the shock resistance voussoir 54 of hammering pile clamping box 5, hammer impacts power makes pile clamping box 5 clamp pile body 25 sinkings, there is horizontal component to make jaw plate 52 energeticallyer clamp pile body 25 simultaneously, guarantees non-slip through power transmission plate 51.
For the first time after pile clamping box 5 and 25 sinkings of pile body, stroke adjusting device 4 has been left pile clamping box 5, computer sends and makes pile monkey 6 rising signals promptly when lift cylinder 1 rodless cavity fuel feeding, pile clamping box 5 is the pine folder no longer, have only pile monkey 6 to rise, the photoelectricity stroke detector 62 on it is to the pulse of computer delivery stroke.Rise to and specify the immediate instruction of stroke computer-chronograph to stop, making pile monkey 6 rapid whereabouts hammering pile clamping boxes 5 for the second time to hoist cylinder 1 rodless cavity fuel feeding and to the rod chamber fuel feeding.Pile monkey 6 rises so repeatedly, hammers into shape repeatedly down, and when pile body 25 pile penetrations reached predetermined value, the jaw plate 52 of computer instruction pile clamping box 5 unclamped pile body 25, and pile clamping box 5 is followed pile monkey 6 again and risen to highest order H-H, and another begins new hammer cycle.
When it is pointed out that last hammer of each circulation, computer can be adjusted new stroke amount according to the injection stroke pulse of 56 outputs of the photoelectricity stroke detector on the pile clamping box 5.Stroke adjusting device 4 will promote pile monkey 6, pile clamping box 5 by new stroke amount, carry out the hammering of next circulation.
The operating principle of stroke adjusting device is as follows:
Under the driving of servo direct current motor 40, transmission nut 41 can forward and backward, rises or descends along adjusting yoke 3 thereby drive force bearing plate 45.Unthreaded hole plate 47 on the transmission nut 41 is along with transmission nut 41 rotations, equally distributed circular hole will interdict or appear the light from infrared light emission pipe 48 periodically on the unthreaded hole plate 47, form light pulse and be counted circuit board 46 absorptions, counting circuit plate 46 is represented the electric impulse signal of stroke adjusted amount to the counting machine input.When the stroke adjusted amount of counting circuit plate 46 inputs answered adjustment amount to equate with the stroke that computer was calculated originally, computer sends instruction stopped operating servo direct current motor 40, and promptly stroke is regulated end-of-job.
Present embodiment also is with sound insulating panel 172 and soundproof door 18 in direction peg 11～14 peripheries in order further to reduce noise.Sound insulating panel 17 and soundproof door 18 constitute the sound insulation cell, inhale noise abatement sound.
Present embodiment is provided with short shipping agency and walks steering mechanism, promptly have bar shaped transverse groove 91 at frame 9 middle parts, on the bar shaped transverse groove 91 both sides cell walls direction recess is arranged respectively, the traversing square chest of short ship 82 both sides have guiding convex tendon 80 to be embedded in the direction recess, on having, top turn to the divert cylinder 81 of platform 85 to be enclosed within traversing square chest 82 centre bores, divert cylinder 81 bottoms are fixed with down and turn to platform 83, traversing square chest 82 is with last, under turn to platform 85, be equipped with ball between 83, divert cylinder 81 lower ends are fixed with and the ball-type articulated joint 84 and four of the short ship 8 hinged usefulness equally distributed arc plate 89 of determining, corresponding with it hinged seat and four directed seat boards of equally distributed arc are arranged on the short ship 8, turn to oil cylinder 86 cylinder bodies to be hinged on traversing square chest 82 columns, piston rod is hinged on and turns on the platform 85, and sideslip oil cylinder 87 cylinder bodies are fixed on the frame 9, piston rod is hinged on the side arm 88 of traversing square chest 82.
It is as follows to walk crosswise step: at first allow hoist cylinder 10 extend, making long ship 7 land, lack ship 8 skies hangs, allow sideslip oil cylinder 87 elongation traversing square chests 82 of promotion and short ship 8 laterally move again, allow hoist cylinder 10 withdraw then, long ship 7 skies are hung, short ship 8 lands, and at this moment relief sideslip oil cylinder 87 withdrawals have landed and can not move because of short ship.So sideslip oil cylinder 87 can only haul frame 9 and long ship 7 laterally moves, thereby realizes walking crosswise of complete machine.
Turn to step as follows: at first to allow long ship 7 land, lack ship 8 skies and hang, operation turns to oil cylinder 86 to make to turn to angle of short ship 8 rotations of platform 85, divert cylinder 81 and below thereof, allowing long ship 7 skies hang, lack ship then lands, operation turns to angle of oil cylinder 86 revolutions again, at this moment land and to rotate because of short ship, therefore turn to oil cylinder 86 can only haul frame 9 and angle of long ship 7 rotations, thereby realize turning to of complete machine.
In order to reduce the freight that shifts new building site, further improve the construction economy benefit, present embodiment is provided with axletree and wheel hub 27 below frame, as long as load onto wheel on wheel hub 27, after unloading long and short ship, pile monkey and lead the upper half steel pipe, just can the complete machine haul.Time saving and energy saving, further reduce cost of wheeling.
Claims (6)
1, a kind of hydraulic power pile-sinking machine, include frame 9 and installation short ship (8) thereunder, frame (9) both sides have by hoist cylinder (10), vertically move vertical walking mechanism that oil cylinder (16) and long ship (7) constitute, loop wheel machine (20) is equipped with on frame (9) after-frame top, sounding machine (15) is equipped with in the side arm upper right corner, it is characterized in that: pile frame is made up of four leads (11～14), each lead is by last, following two-section steel pipe fit forms, lead (11～14) is installed in frame (9) side arm center line both sides symmetrically, be in the lead (11 on the same diagonal, lift cylinder (1) is housed respectively 13), lift cylinder (1) piston rod top is fixed with and promotes angular pole (2), promoting angular pole (2) is hinged on the pile monkey (6) by the ball-type hinge, lead (11,13) the axial elongated slot (10) that makes the directed slip of lifting angular pole (2) is arranged at top, two stroke adjusting yokes (3) upper end is separately fixed on the pile monkey (6), wherein portion passes the aperture (58) on two pile locking force pile clamping boxes (5) respectively, and its lower end rotation set has the stroke adjusting device (4) of band force bearing plate (45);
Described pile monkey (6) side of being body, in have for the centre bore that passes of pile body (25), four jiaos have the arc guide groove that cooperates with lead (11～14);
Described pair of pile locking force pile clamping box (5) top is the square body that centre bore 59 is arranged, there is the arc guide groove that cooperates with lead (11～14) at the Fang Tisi angle, the chamber, four limits (50) of cross distribution is arranged at double fastener post power pile clamping box (5) bottom, the jaw plate (52) that stretches to centre bore (59) and clamp pile body (25) is arranged respectively in each chamber, limit (50), it is on wedge type and the wedge point power transmission plate (51) up that jaw plate (52) is fixed on the longitudinal section with screw, oblique being fixed in the chamber, limit (50) of guiding base plate (53), slotted eye to power transmission plate (51) guiding is arranged at its top, clamping cylinder (57) is fixed on guiding base plate (53) bottom, its piston rod upper end is hinged on the power transmission plate (51), shock resistance voussoir (54) is embedded between chamber, limit (50) chamber wall and the power transmission plate (51), and there is rubber cushion blocks (55) shock resistance voussoir (54) top.
2, hydraulic power pile-sinking machine according to claim 1 is characterized in that upper signaling switch (61) is housed above the pile monkey (6), and photoelectricity stroke detector (62) is equipped with in the side, and two pile locking force pile clamping boxes (5) are equipped with photoelectricity stroke detector (56) on the side.
3, hydraulic power pile-sinking machine according to claim 1 and 2, it is characterized in that the force bearing plate (45) of stroke adjusting device (4) and fix its below bearing in the axle (42) be enclosed within on the adjusting yoke (3), the half rotation set is on adjusting yoke (3) under the transmission nut (41), the upper half is enclosed within the bearing on the axle (42) through ball bearing (43), the belt pulley (44) that is fixed on the servo direct current motor (40) of force bearing plate (45) below drives transmission nut (41) by belt, transmission nut (41) periphery is equipped with unthreaded hole plate (47), be positioned on force bearing plate (45) bottom surface of unthreaded hole plate (47) both sides and the bottom surface support counting circuit plate (46) is housed respectively, infrared light emission pipe (48), force bearing plate (45) upper surface is equipped with approach signal switch (49).
4, hydraulic power pile-sinking machine according to claim 1 and 2 is characterized in that lead (11～14) periphery is with sound insulating panel (17) and soundproof door (18).
5, hydraulic power pile-sinking machine according to claim 1 and 2, it is characterized in that frame (9) middle part has bar shaped transverse groove (91), on the cell wall of bar shaped transverse groove (91) both sides a direction recess is arranged respectively, the short traversing square chest of ship (82) both sides have guiding convex tendon (80) to be embedded in the direction recess, on having, top turn to the divert cylinder (81) of platform (85) to be enclosed within the traversing square chest of short ship (82) centre bore, divert cylinder (81) middle part is fixed with down and turns to platform (83), traversing square chest (82) is with last, under turn to platform (85,83) be equipped with ball between, divert cylinder (81) lower end is fixed with ball-type articulated joint (84) and the four blocks of equally distributed arc plates (89) with the hinged usefulness of short ship (8), corresponding with it hinged seat and four directed seat boards of equally distributed arc are arranged on the short ship (8), turn to oil cylinder (86) cylinder body to be hinged on the column of traversing square chest (82), piston rod is hinged on and turns on the platform (85), and sideslip oil cylinder (87) cylinder body is fixed on the frame (9), piston rod is hinged on the side arm (88) of traversing square chest (82).
6, hydraulic power pile-sinking machine according to claim 1 and 2 is characterized in that frame (9) below is provided with axletree and the wheel hub (27) that wheel can be installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620052177 CN200974973Y (en) | 2006-09-08 | 2006-09-08 | Hydraulic dynamic pile-sinking machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620052177 CN200974973Y (en) | 2006-09-08 | 2006-09-08 | Hydraulic dynamic pile-sinking machine |
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| Publication Number | Publication Date |
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| CN200974973Y true CN200974973Y (en) | 2007-11-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200620052177 Expired - Fee Related CN200974973Y (en) | 2006-09-08 | 2006-09-08 | Hydraulic dynamic pile-sinking machine |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101775805A (en) * | 2010-02-10 | 2010-07-14 | 湖南新天和工程设备有限公司 | Push-pull-type hydraulic power pile-sinking machine |
| CN102261240A (en) * | 2010-08-23 | 2011-11-30 | 鞍钢集团矿业公司 | Device and method for accurately monitoring drilling depth of rotary drill |
| CN102373708A (en) * | 2011-02-23 | 2012-03-14 | 上海城地建设发展有限公司 | Pile sinking device and method for middle digging pulling-anchoring method pre-stressed centrifugal pipe pile (square pile) |
| CN102803616A (en) * | 2009-06-02 | 2012-11-28 | 海瑞克股份公司 | Method and device for creating an underwater foundation of a building |
| CN103603354A (en) * | 2013-11-18 | 2014-02-26 | 天津瑞德海洋石油工程有限公司 | Hydraulic eccentric pickaxe |
| CN111535308A (en) * | 2020-05-27 | 2020-08-14 | 中建一局集团建设发展有限公司 | Full-length steel sleeve construction device and construction method thereof |
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2006
- 2006-09-08 CN CN 200620052177 patent/CN200974973Y/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102803616A (en) * | 2009-06-02 | 2012-11-28 | 海瑞克股份公司 | Method and device for creating an underwater foundation of a building |
| CN102803616B (en) * | 2009-06-02 | 2016-06-01 | 海瑞克股份公司 | For the method and apparatus manufacturing the underwater foundation of building |
| CN101775805A (en) * | 2010-02-10 | 2010-07-14 | 湖南新天和工程设备有限公司 | Push-pull-type hydraulic power pile-sinking machine |
| CN101775805B (en) * | 2010-02-10 | 2011-03-23 | 湖南新天和工程设备有限公司 | Push-pull-type hydraulic power pile-sinking machine |
| CN102261240A (en) * | 2010-08-23 | 2011-11-30 | 鞍钢集团矿业公司 | Device and method for accurately monitoring drilling depth of rotary drill |
| CN102261240B (en) * | 2010-08-23 | 2013-06-05 | 鞍钢集团矿业公司 | Device and method for accurately monitoring drilling depth of rotary drill |
| CN102373708A (en) * | 2011-02-23 | 2012-03-14 | 上海城地建设发展有限公司 | Pile sinking device and method for middle digging pulling-anchoring method pre-stressed centrifugal pipe pile (square pile) |
| CN102373708B (en) * | 2011-02-23 | 2016-03-02 | 上海城地建设股份有限公司 | Anchor method prestressed centrifugally pile tube and square sunk pile device and pile-sinking method thereof are drawn in middle pick |
| CN103603354A (en) * | 2013-11-18 | 2014-02-26 | 天津瑞德海洋石油工程有限公司 | Hydraulic eccentric pickaxe |
| CN111535308A (en) * | 2020-05-27 | 2020-08-14 | 中建一局集团建设发展有限公司 | Full-length steel sleeve construction device and construction method thereof |
| CN111535308B (en) * | 2020-05-27 | 2022-04-08 | 中建一局集团建设发展有限公司 | Full-length steel sleeve construction device and construction method thereof |
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