CN1434174A - Cross thin wall pipe-sinking device for vibration pipe-sinking pile-dilling machine and pile-filling method thereof - Google Patents
Cross thin wall pipe-sinking device for vibration pipe-sinking pile-dilling machine and pile-filling method thereof Download PDFInfo
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- CN1434174A CN1434174A CN 03118568 CN03118568A CN1434174A CN 1434174 A CN1434174 A CN 1434174A CN 03118568 CN03118568 CN 03118568 CN 03118568 A CN03118568 A CN 03118568A CN 1434174 A CN1434174 A CN 1434174A
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Abstract
The present invention discloses a cross thin-wall pipe-sinking equipment for vibration-pipe sinking pile-filling machine and its application method. Said cross thin-wall pipe-sinking equipment is formed from pipe body and flapper pipe point. The pipe body and cross flapper pipe point are connected by means of hinge, the cross-section of the pipe body is a cross form, when the cross thin-wall concrete pipe is used for strengthening soft ground base, firstly the cross thin-wall pipe-sinking equipment is mounted on the vibration pipe-sinking pile-making machine, the cross thin-wall pipe can be wedge-inserted into soft ground base to reach the design depth, then the concrete is poured into the cross thin-wall sunken pipe, the sunken pipe is vibrated while drawing out the sunken pipe until the cross thin-wall concrete pile is completely poured.
Description
Technical field:
The present invention relates to the tube-sinking cast-in-situ pile machine, more specifically relate to the pipe-sinking device of vibrations tube-sinking cast-in-situ pile machine.The invention still further relates to the method for using the stake of cross thin-walled pipe-sinking device perfusion cross thin wall concrete.
Background technology:
Strengthening soft foundation adopts tube-sinking cast-in-situ pile mostly at present, can be divided into vibrations tube-sinking cast-in-situ pile, hammer hidden pipe caisson pile and static-pressure driven cast-in-place pile by its hole forming method.When utilizing the tube-sinking cast-in-situ pile strengthening soft foundation, be with vibrations immersed tube pile driver, or hammer hidden pipe pile driver or static pressure, immersed tube pile driver, to have flapper-type stake point or taper respectively and seal the stake point, or the steel pipe of band precast reinforced concrete pile point sinks in the soil, and steel pipe is extracted and the castinplace pile that forms in vibrations of limit concrete perfusion limit or hammering limit then.
Existing vibrations tube-sinking cast-in-situ pile machine is made up of frame, hoist engine, immersed tube, vibrating hammer and suspension bucket five parts.Its mid frame plays a part to support hoist engine, the immersed tube that has flapper pile tip, vibrating hammer and suspension bucket; Hoist engine is the power-equipment of immersed tube and suspension bucket lifting; The immersed tube that has flapper pile tip is under the vibration hammer effect, can pass through cohesive soil, silt, mucky soil, mud, loose in soil layers such as close sand and artificial earth fill, with suspension bucket concrete is poured in the pipe then, extract immersed tube while shaking, form tube-sinking cast-in-situ pile by vibrating hammer.The cross section of existing immersed tube is circular, and the stake of its perfusion is the filled circles stanchion.Its weak point is, because the stake weekly form area of this castinplace pile unit volume is little, so side skin friction is little, cause the bearing capacity of this castinplace pile unit volume low, therefore, it is also just more to reach the used material of same bearer power, in the reinforcing of soft foundation, can increase substantially construction costs.
Summary of the invention:
The objective of the invention is, a kind of cross thin-walled pipe-sinking device that shakes the tube-sinking cast-in-situ pile machine is provided, this pipe-sinking device is made up of body and flapper pile tip, and the cross section of body is a cross.Another object of the present invention is that the method for using the stake of cross thin-walled pipe-sinking device perfusion cross thin wall concrete is provided.Compare with existing filled circles stanchion, the unit volume pile body of cross thin wall concrete of the present invention stake can improve bearing capacity 20%~30%, has reduced flabbiness ground strengthened construction costs significantly.
For achieving the above object, the present invention adopts following technical measures:
Vibrations pipeline sinking pile machine is by frame, hoist engine, immersed tube, vibrating hammer and suspension bucket five parts are formed, its immersed tube is made up of body and flapper pile tip, its middle tube body is made of the cuboid right-angled intersection of two hollows, the centre of infall is interconnected, its cross section is the cross of hollow, the isosceles triangle that protrusion is all arranged in the perpendicular left and right sides in bottom and right-angled intersection place bottom of four lateral surfaces of body, its drift angle is 55~65 degree, flapper pile tip is made up of six rectangular slabs, two rectangular slab length are identical with the length that perforation body cross section cross erects, one side of two rectangular slabs is connected the perpendicular both sides of body bottom cross section cross with hinge respectively, in addition two sections length is identical about four rectangular slab length and body cross section cross horizontal stroke, one side of four rectangular slabs respectively with hinge be connected body bottom cross section cross horizontal stroke about two sections both sides, the width of six rectangular slabs is: when two relative rectangular slabs closed up, its drift angle was identical with the drift angle of the isosceles triangle that four lateral surfaces of body bottom protrude.
Method with cross thin-walled pipe-sinking device perfusion cross thin-walled immersed tube concrete pile follows these steps to carry out:
1, with center, immersed tube align piles position, close up flapper pile tip, loosen the hoist engine wire rope of vibrations pipeline sinking pile machine, the stake point vertically is pressed in the soil;
2, when in the immersed tube water being arranged, in immersed tube, pour into 0.1~0.2 cubic metre concrete or mortar;
3, open the vibration hammer of vibrations pipeline sinking pile machine, loosen the assembly pulley of vibrations pipeline sinking pile machine, the stake pipe is sunk gradually, and start the pressurization hoist engine, steel pipe is pressurizeed, when immersed tube sinks to reaching set depth, stop the vibrations of electromagnetic shaker by the pressurization wire rope.
4, in immersed tube, pour into 2~5 meters high concrete;
5, start the electromagnetic shaker and the hoist engine of vibrations pipeline sinking pile machine, shake 8-15 second earlier, pull out immersed tube again while shaking, before immersed tube is extracted, timely supplementary irrigation when 2 meters of immersed tube inner concrete height less thaies keeps 2~2.5 meters of concrete height in the immersed tube, when whenever pulling out 0.5~1.0 meter of immersed tube, stop to stir immersed tube, shake after 8~15 seconds, pull out immersed tube again while shaking, so repeatedly, all extract until immersed tube, form cross thin-walled immersed tube concrete pile.
Advantage of the present invention is: the stake with the perfusion of cross thin-walled pipe-sinking device is the stake of cross thin wall concrete, compare with existing filled circles stanchion, the pile body of cross thin wall concrete stake unit volume can improve bearing capacity 20%~30%, has reduced flabbiness ground strengthened construction costs significantly.
Description of drawings:
Fig. 1 is the structural representation of vibrations pipeline sinking pile machine.
Wherein: 1 is that frame, 2 is that hoist engine, 3 is that immersed tube, 4 is that vibrating hammer, 5 is suspension bucket.
Fig. 2 is the elevation of cross thin-walled pipe-sinking device.
Fig. 3 is the cross-sectional view of cross thin-walled pipe-sinking device body.
Fig. 4 is the upward view of cross thin-walled pipe-sinking device.
Fig. 5 is the partial enlarged drawing of the flapper pile tip of cross thin-walled pipe-sinking device.
The specific embodiment:
Below in conjunction with accompanying drawing the present invention is further described.
As shown in Figure 1, vibrations pipeline sinking pile machine is made up of frame 1, hoist engine 2, immersed tube 3, vibrating hammer 4 and suspension bucket 5 five parts.Its mid frame 1 plays a part to support hoist engine, the immersed tube that has flapper pile tip, vibrating hammer and suspension bucket; Hoist engine 2 is power-equipments of an immersed tube and suspension bucket landing; The immersed tube 3 that has flapper pile tip is under the vibration hammer effect, can pass through general cohesive soil, silt, mucky soil, mud, loose in soil layers such as close sand and artificial earth fill, concrete perfusion is then extracted the equipment of pile while shaking; Vibrating hammer 4 has the double action of immersed tube and pile pulling; By suspension bucket 5 concrete is poured in the pipe.
By Fig. 2, Fig. 3, Fig. 4 and Fig. 5 are as can be known, immersed tube 3 is made up of body 10 and flapper pile tip 11, its middle tube body 10 is made of the cuboid right-angled intersection of two hollows, the centre of infall is interconnected, its cross section is the cross of hollow, the isosceles triangle that protrusion is all arranged in the perpendicular left and right sides in bottom and right-angled intersection place bottom of 10 4 lateral surfaces of body, its drift angle is 55~65 degree, flapper pile tip 11 is made up of six rectangular slabs, two rectangular slab length are identical with the length that perforation body 10 cross section crosses erect, one side of two rectangular slabs is connected the perpendicular both sides of body 10 bottom cross section crosses with hinge 12 respectively, in addition two sections length is identical about four rectangular slab length and body 10 cross section cross horizontal strokes, one side of four rectangular slabs respectively with hinge 12 be connected body 10 bottom cross section cross horizontal strokes about two sections both sides, the width of six rectangular slabs is: when two relative rectangular slabs closed up, its drift angle was identical with the drift angle of the isosceles triangle that four lateral surfaces of body 10 bottoms protrude.
Method with the stake of cross thin-walled pipe-sinking device perfusion cross thin wall concrete follows these steps to carry out:
1, with center, immersed tube align piles position, minimum pile spacing is 2 times of the stake length of side, closes up flapper pile tip, loosens the hoist engine wire rope of vibrations pipeline sinking pile machine, utilizes the deadweight of stake machine and cross Steel Thin-Wall immersed tube, vertically is pressed into the stake point in the soil;
2, when in the immersed tube water being arranged, in immersed tube, pour into 0.1~0.2 cubic metre concrete or mortar shutoff flapper pile tip slit;
3, open the vibration hammer of vibrations pipeline sinking pile machine, loosen the assembly pulley of vibrations pipeline sinking pile machine, the stake pipe is sunk gradually, and start the pressurization hoist engine, steel pipe is pressurizeed, when immersed tube sinks to reaching set depth, stop the vibrations of electromagnetic shaker by the pressurization wire rope.
4, pour into 2~5 meters high concrete in immersed tube, concrete label adopts C15~C20:
5, start the electromagnetic shaker and the hoist engine of vibrations pipeline sinking pile machine, shake 8-15 second earlier, pull out immersed tube again while shaking, in the general soil layer, the speed of pulling out immersed tube should be controlled at 1.0~1.2 meters/minute, and in soft layer, the speed of pulling out immersed tube should be controlled at 0.4~0.6 meter/minute, and before immersed tube is extracted, timely supplementary irrigation when 2 meters of immersed tube inner concrete height less thaies keeps 2~2.5 meters of concrete height in the immersed tube, when whenever pulling out 0.5~1.0 meter of immersed tube, stop to stir immersed tube, shake after 8~15 seconds, pull out immersed tube again while shaking, so repeatedly, all extract until immersed tube, form cross thin-walled immersed tube concrete pile.
Claims (2)
1, a kind of cross thin-walled pipe-sinking device that shakes the tube-sinking cast-in-situ pile machine, it is characterized in that, this pipe-sinking device is made up of body (10) and flapper pile tip (11), its middle tube body (10) is made of the cuboid right-angled intersection of two hollows, the centre of infall is interconnected, its cross section is the cross of hollow, the isosceles triangle that protrusion is all arranged in the perpendicular left and right sides in bottom and right-angled intersection place bottom of (10) four lateral surfaces of body, its drift angle is 55~65 degree, flapper pile tip (11) is made up of six rectangular slabs, two rectangular slab length are identical with the length that perforation body (10) cross section cross erects, one side of two rectangular slabs uses hinge (12) to be connected the perpendicular both sides of body (10) bottom cross section cross respectively, in addition two sections length is identical about four rectangular slab length and body (10) cross section cross horizontal stroke, one side of four rectangular slabs use respectively hinge (12) be connected body (10) bottom cross section cross horizontal stroke about two sections both sides, the width of six rectangular slabs is: when two relative rectangular slabs closed up, its drift angle was identical with the drift angle of the isosceles triangle that four lateral surfaces of body (10) bottom protrude.
2, with the described a kind of method that shakes the cross thin-walled pipe-sinking device perfusion cross thin wall concrete stake of tube-sinking cast-in-situ pile machine of claim 1, it is characterized in that this method follows these steps to carry out:
A, with center, immersed tube align piles position, minimum pile spacing is stake 2 times of the length of side, closes up flapper pile tip, loosens the hoist engine wire rope of vibrations pipeline sinking pile machine, utilizes the deadweight of stake machine and cross Steel Thin-Wall immersed tube, vertically is pressed into a point in the soil;
B, when in the immersed tube water being arranged, in immersed tube, pour into 0.1~0.2 cubic metre concrete or mortar shutoff flapper pile tip slit;
C, open the vibration hammer of vibrations pipeline sinking pile machine, loosen the assembly pulley of vibrations pipeline sinking pile machine, the stake pipe is sunk gradually, and start the pressurization hoist engine, steel pipe is pressurizeed, when immersed tube sinks to reaching set depth, stop the vibrations of electromagnetic shaker by the pressurization wire rope;
D, in immersed tube, pour into 2~5 meters high concrete;
E, start the electromagnetic shaker and the hoist engine of vibrations pipeline sinking pile machine, shake 8-15 second earlier, pull out immersed tube again while shaking, in the general soil layer, the speed of pulling out immersed tube should be controlled at 1.0~1.2 meters/minute, and in soft layer, the speed of pulling out immersed tube should be controlled at 0.4~0.6 meter/minute, and before immersed tube is extracted, timely supplementary irrigation when 2 meters of immersed tube inner concrete height less thaies keeps 2~2.5 meters of concrete height in the immersed tube, when whenever pulling out 0.5~1.0 meter of immersed tube, stop to stir immersed tube, shake after 8~15 seconds, pull out immersed tube again while shaking, so repeatedly, all extract until immersed tube, form cross thin-walled immersed tube concrete pile.
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Cited By (17)
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CN101705683B (en) * | 2009-11-19 | 2011-01-05 | 孙俊康 | Use method of flapper pile tip of sinking pipe cast-in-place pile |
CN104452787A (en) * | 2014-12-02 | 2015-03-25 | 青岛市勘察测绘研究院 | Construction method and equipment for mounting vertical-precipitation well point pipe |
CN106567398A (en) * | 2016-08-12 | 2017-04-19 | 河北海创岩土工程有限公司 | Device special for vacuum water falling high-frequency compacting micro pile, and soft foundation processing method by using same |
CN107558474A (en) * | 2017-09-25 | 2018-01-09 | 江西基业科技有限公司 | Shake the outer tube of pressing type special-shaped club-footed pile pile driving equipment |
CN107604912A (en) * | 2017-09-25 | 2018-01-19 | 江西基业科技有限公司 | Full pound type abnormity club-footed pile pile driving equipment |
CN107604919A (en) * | 2017-09-25 | 2018-01-19 | 江西基业科技有限公司 | The outer tube of full pound type abnormity hidden pipe pile pile driving equipment |
CN107604918A (en) * | 2017-09-25 | 2018-01-19 | 江西基业科技有限公司 | Shake pressing type special-shaped club-footed pile pile driving equipment |
CN107794918A (en) * | 2017-09-27 | 2018-03-13 | 江西基业科技有限公司 | Shake pressing type special-shaped bull pedestal pile constructing process |
CN107794920A (en) * | 2017-09-25 | 2018-03-13 | 江西基业科技有限公司 | Full pound type abnormity hidden pipe pile pile driving equipment |
CN107806088A (en) * | 2017-09-25 | 2018-03-16 | 江西基业科技有限公司 | Shake the outer tube of pressing type special-shaped hidden pipe pile pile driving equipment |
CN107806091A (en) * | 2017-09-25 | 2018-03-16 | 江西基业科技有限公司 | Full pound type abnormity pipe pile settling construction method |
CN107806097A (en) * | 2017-09-25 | 2018-03-16 | 江西基业科技有限公司 | The outer tube of full pound type abnormity club-footed pile pile driving equipment |
CN107806092A (en) * | 2017-09-27 | 2018-03-16 | 江西基业科技有限公司 | Full pound type abnormity bull pedestal pile constructing process |
CN107806090A (en) * | 2017-09-25 | 2018-03-16 | 江西基业科技有限公司 | Shake pressing type special-shaped hidden pipe pile pile driving equipment |
CN108035348A (en) * | 2017-09-25 | 2018-05-15 | 江西基业科技有限公司 | Shake pressing type special-shaped pipe pile settling construction method |
CN108035347A (en) * | 2017-09-25 | 2018-05-15 | 江西基业科技有限公司 | Shake pressing type special-shaped pedestal pile constructing process |
CN108035343A (en) * | 2017-09-25 | 2018-05-15 | 江西基业科技有限公司 | Full pound type abnormity pedestal pile constructing process |
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2003
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Cited By (19)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101705683B (en) * | 2009-11-19 | 2011-01-05 | 孙俊康 | Use method of flapper pile tip of sinking pipe cast-in-place pile |
CN104452787A (en) * | 2014-12-02 | 2015-03-25 | 青岛市勘察测绘研究院 | Construction method and equipment for mounting vertical-precipitation well point pipe |
CN104452787B (en) * | 2014-12-02 | 2017-03-08 | 青岛市勘察测绘研究院 | Construction method and equipment that a kind of vertical pumping well-point pipe is installed |
CN106567398A (en) * | 2016-08-12 | 2017-04-19 | 河北海创岩土工程有限公司 | Device special for vacuum water falling high-frequency compacting micro pile, and soft foundation processing method by using same |
CN106567398B (en) * | 2016-08-12 | 2020-06-30 | 河北海创岩土工程有限公司 | Method for treating soft foundation by using equipment for manufacturing vacuum dewatering high-frequency compaction miniature pile |
CN107806097A (en) * | 2017-09-25 | 2018-03-16 | 江西基业科技有限公司 | The outer tube of full pound type abnormity club-footed pile pile driving equipment |
CN107604912A (en) * | 2017-09-25 | 2018-01-19 | 江西基业科技有限公司 | Full pound type abnormity club-footed pile pile driving equipment |
CN107604918A (en) * | 2017-09-25 | 2018-01-19 | 江西基业科技有限公司 | Shake pressing type special-shaped club-footed pile pile driving equipment |
CN107558474A (en) * | 2017-09-25 | 2018-01-09 | 江西基业科技有限公司 | Shake the outer tube of pressing type special-shaped club-footed pile pile driving equipment |
CN107794920A (en) * | 2017-09-25 | 2018-03-13 | 江西基业科技有限公司 | Full pound type abnormity hidden pipe pile pile driving equipment |
CN107806088A (en) * | 2017-09-25 | 2018-03-16 | 江西基业科技有限公司 | Shake the outer tube of pressing type special-shaped hidden pipe pile pile driving equipment |
CN107806091A (en) * | 2017-09-25 | 2018-03-16 | 江西基业科技有限公司 | Full pound type abnormity pipe pile settling construction method |
CN107604919A (en) * | 2017-09-25 | 2018-01-19 | 江西基业科技有限公司 | The outer tube of full pound type abnormity hidden pipe pile pile driving equipment |
CN108035343A (en) * | 2017-09-25 | 2018-05-15 | 江西基业科技有限公司 | Full pound type abnormity pedestal pile constructing process |
CN107806090A (en) * | 2017-09-25 | 2018-03-16 | 江西基业科技有限公司 | Shake pressing type special-shaped hidden pipe pile pile driving equipment |
CN108035348A (en) * | 2017-09-25 | 2018-05-15 | 江西基业科技有限公司 | Shake pressing type special-shaped pipe pile settling construction method |
CN108035347A (en) * | 2017-09-25 | 2018-05-15 | 江西基业科技有限公司 | Shake pressing type special-shaped pedestal pile constructing process |
CN107806092A (en) * | 2017-09-27 | 2018-03-16 | 江西基业科技有限公司 | Full pound type abnormity bull pedestal pile constructing process |
CN107794918A (en) * | 2017-09-27 | 2018-03-13 | 江西基业科技有限公司 | Shake pressing type special-shaped bull pedestal pile constructing process |
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