CN102373706B - Middle pick hydraulic method prestressed centrifugally pile tube pile-sinking device and pile-sinking method thereof - Google Patents
Middle pick hydraulic method prestressed centrifugally pile tube pile-sinking device and pile-sinking method thereof Download PDFInfo
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- CN102373706B CN102373706B CN201110046959.5A CN201110046959A CN102373706B CN 102373706 B CN102373706 B CN 102373706B CN 201110046959 A CN201110046959 A CN 201110046959A CN 102373706 B CN102373706 B CN 102373706B
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Abstract
The invention discloses in one and dig hydraulic method prestressed centrifugally pile tube pile-sinking device, comprise main frame, be arranged on hoist engine on main frame and support, rack-mount reaction frame, unit head, the case that fetches earth, wire rope, described unit head is arranged on internal stent, be connected with the drilling rod that fetches earth below described unit head, the described drilling rod that fetches earth arrives bottom of device through the case that fetches earth, piston rod and centrifugal pile tube.Present invention also offers in one and dig hydraulic method prestressed centrifugally pile tube pile-sinking method, first by host mobility to piling position, to put in reaction frame in tongue apertures by the tongue fetched earth on case, extend piston rod and realize piling, after piling for several times, then unit head departs from the drilling rod that fetches earth, connect the centrifugal pile tube of second section, above step again.The present invention have safety, reliable, low cost, high benefit, noiselessness, pollution-free, without soil compaction, without the advantage such as mud, environmental protection.
Description
Technical field
The present invention relates to middle pick hydraulic method prestressed centrifugally pile tube pile-sinking device and pile-sinking method thereof, be mainly used in civilian and industrial infrastructure construction, the loading of its supporting building of pile tube and various large equipment base, make building, structure make get Geng Gao, so the diameter that the degree of depth in soil and stake are squeezed in stake directly has influence on this bearing capacity.
Background technology
The pile-sinking device of existing prestressed centrifugally pile tube and pile-sinking method majority thereof adopt hammering method and Static piling, is secondly boring extracting soil plunging and bored pile method.1, hammering method: when stake diameter is comparatively large, periphery can adopt hammering method without during resident, but it is large to there is noise, and during hammering, black smoke has vibration again, is a kind of pile-sinking method of high pollution.A lot of city has forbidden in center to use, and the hammer of largest domestic only has 10T at present simultaneously, and impact force is 1100 tons to the maximum.Bored pile can only be changed into when bearing capacity is greater than 1100 ton hours, therefore high ferro and large bridge pile foundation are all select bored pile at present; 2, static pressure method: static pressure method utilizes the deadweight of equipment a kind of method in stake press-in soil, but because equipment self-weight is larger, higher to site requirements, pressing-in force is limited, the hydraulic pile press of current largest domestic is 800 tons, bearing capacity of single pile is greater than more than 400 tons just can not adopt the method, also can only select bored pile.Above two kinds of pile-sinking method also exist a kind of insurmountable problem, and a large amount of stakes is squeezed in soil, and the soil body is outwards expanded, and a large amount of soil compaction affects the building of periphery, road and subway, tunnel and pipeline etc. can produce cracking, displacement etc.So (pressure) prestressed centrifugally pile tube can not be beaten at center, city and subway limit, limit, tunnel and building compact district can only adopt bored pile.3, boring extracting soil plunging: namely first use borrow equipment at original place Ping Shangdagedong, again in stake press-in hole, this method can adopt at northern area, because moisture content less in soil, hole can be shaped, but in southern Yangtze River Delta Area, in soil, water content is higher, draw hole just cannot be shaped, stake just cannot be beaten (pressure) and be entered, and stake is simultaneously easy off normal also.When stake is longer, boring extracting soil is just difficult to carry out, and the most deeply fetching earth at present also can only to about 30 meter, 4, another kind of pile foundation is bored pile method: the method is a stake machine subdrilling hole on the ground, steel bar concrete "forming column is filled with again in hole, there is cost high, long in time limit, quality is difficult to not only ensure and drilled pile but also have a large amount of mud to produce, mud is disposed and is difficult to, a large amount of mud is all disposed in river, in lake, in the sea, in sewer, size creek, sewer is blocked by mud, government clears up sewer every year and creek mud expense is huge, cause great pollution, but at present on subway limit, center, city, river levee limit, limit, tunnel, super highrise building, high ferro foundation pile, namely bored pile method can only be adopted without soil compaction when bearing capacity is larger.
Summary of the invention
The present invention overcomes the deficiency of above several pile-sinking method, current bored pile pile-sinking method can be replaced completely, middle pick hydraulic method prestressed centrifugally pile tube pile-sinking device and the pile-sinking method thereof of centrifugal pile tube can be pressed in Shi Shi center, the method changes several pile-sinking method in the past, not directly stake is squeezed in soil, but directly with the drilling rod that fetches earth, soil is taken out at the center of stake while stake is pressed in soil, the soil of taking-up is reclaimed by collection box simultaneously, the method is: by the hydraulic way of fetch earth case and the piston rod that are arranged on reaction frame by centrifugal pile tube down hydraulic pressure, make the method that centrifugal pile tube sinks.
The present invention realizes like this, hydraulic method prestressed centrifugally pile tube pile-sinking device is dug in one, comprise main frame, be arranged on the hoist engine on main frame and support, rack-mount reaction frame, unit head, fetch earth case, wire rope, described unit head is arranged on internal stent, described unit head upper end is connected with wire rope, described wire rope is connected with hoist engine by cradle top, be connected with the drilling rod that fetches earth below described unit head, the described drilling rod that fetches earth is through the case that fetches earth, piston rod and centrifugal pile tube arrive bottom of device, described case inside of fetching earth is provided with piston rod, described piston-rod lower end is connected with pile cover, centrifugal pile tube is laid in described pile cover lower end, described case both sides of fetching earth are separately installed with tongue, tongue apertures on the corresponding reaction frame of described tongue, described tongue is connected with tongue block, described tongue block is provided with wire rope, described wire rope is connected with hoist engine by cradle top, described reaction frame is provided with and arranges tongue apertures more.
Dig hydraulic method prestressed centrifugally pile tube pile-sinking method in one, the steps include:
Step one, main frame are in place: by host mobility to pile sinking position;
Step 2, stake position repetition measurement: whether correct with two transits repetition measurement stake position on different two Angle ambiguity points;
Step 3, slotting lower first centrifugal pile tube;
Whether step 4, the guide rod corrected on main frame in different both directions with two transits be vertical, and namely whether centrifugal pile tube is vertical;
Step 5, the drilling rod that fetches earth be connected with unit head is inserted in the stake holes of centrifugal pile tube, centrifugal pile tube is withstood on pile cover;
Step 6, the drilling rod that fetches earth is driven to rotate by unit head, by fetching earth, drilling rod fetches earth, the drilling rod that fetches earth down rotates, the case that now fetches earth is followed and is moved down, piston rod shrinks simultaneously, when piston rod is retracted to certain position, the tongue fetched earth on case is stretched out, withstand in the tongue apertures on reaction frame, start hydraulic piston rod, piston rod extends, because tongue assigns in tongue apertures, fetch earth case cannot on move, piston rod forms piling action, make pile cover down piling, when piston rod extends complete, the wire rope connected by tongue block pulls tongue block, tongue is shunk, again carry out engine and rotate the rotation of drive geotome bar, engine and the case that fetches earth move down, piston rod shrinks simultaneously, when being retracted to certain position, loosen wire rope, tongue stretches out by tongue block, tongue is arranged in tongue apertures under putting in reaction frame, again by piling action above, after piling for several times, centrifugal pile tube is depressed into ground, then at the soil taking out in case and taken out by the drilling rod that fetches earth that fetches earth, stack to one side or car outward transport,
Step 7, unit head and the drilling rod that fetches earth to be departed from, drive unit head upper end wire rope by hoist engine, drive unit head up to move, to sling the centrifugal pile tube of second section with crawler crane, be installed with second section in the centrifugal pile tube of second section to fetch earth drilling rod, the drilling rod that fetched earth by second section is connected on unit head;
Step 8, correct the centrifugal pile tubes of second section with two transits again and whether overlap with the centrifugal pile tube of first segment;
Step 9, centrifugal for first segment pile tube and the centrifugal pile tube of second section to be connect by being weldingly connected;
Step 10, weld full, imporosity, meets code requirement, passed examination, continues step 6 flow process, and with this, Section three centrifugal pile tube or Section four centrifugal pile tube can take above action continuation enforcement;
Step 11, by upper pile extension mouth, limit digging, limit pile sinking, to elevation location;
Step 12, water filling reversion fetch earth drilling rod, and then whitewashing expands the bearing capacity at the bottom of stake;
Step 13, water filling exit the drill bit that fetches earth, and a pile construction terminates, and stake machine is moved to the second pile position and continues construction.
The present invention has following obvious advantage and beneficial effect:
1) there is low cost, high benefit, noiselessness, free of contamination feature;
2) by the case that fetches earth, soil is collected, embody the civilization degree of construction, guarantee the safety of construction, the feature of environmental protection;
3) by while digging by centrifugal pile tube, achieve without soil compaction, without mud.
Accompanying drawing explanation
Fig. 1 is the side schematic view of digging hydraulic method prestressed centrifugally pile tube pile-sinking device in the present invention;
Fig. 2 is the support front schematic view of digging hydraulic method prestressed centrifugally pile tube pile-sinking device in the present invention.
Fig. 3 is the reaction frame front schematic view of digging hydraulic method prestressed centrifugally pile tube pile-sinking device in the present invention.
Wherein: 1-main frame; 2-hoist engine; 3-unit head; 4-fetches earth case; 5-piston rod; 6-pile cover; 7-support; The centrifugal pile tube of 8-; 9-fetches earth drilling rod; 10-tongue apertures; 11-tongue; 12-tongue block; 13-reaction frame; 14,16-wire rope.
Detailed description of the invention
Hydraulic method prestressed centrifugally pile tube pile-sinking device is dug as shown in Figure 1-2 in one, comprise main frame 1, be arranged on the hoist engine 2 on main frame 1 and support 7, be arranged on the reaction frame 13 on support 7, unit head 3, fetch earth case 4, wire rope 14, 16, it is inner that described unit head 3 is arranged on support 7, described unit head 3 upper end is connected with wire rope 14, described wire rope 14 is connected with hoist engine 2 by support 7 top, be connected with the drilling rod 9 that fetches earth below described unit head 3, the described drilling rod 9 that fetches earth is through the case 4 that fetches earth, piston rod 5 and centrifugal pile tube 8 arrive bottom of device, described case 4 inside of fetching earth is provided with piston rod 5, described piston rod 5 lower end is connected with pile cover 6, centrifugal pile tube 8 is laid in described pile cover 6 lower end.
Described case 4 both sides of fetching earth are separately installed with tongue 11, tongue apertures 10 on the corresponding reaction frame 13 of described tongue 11, described tongue 11 is connected with tongue block 12, described tongue block 12 is provided with wire rope 16, described wire rope 16 is connected with hoist engine 2 by support 7 top, described reaction frame 12 is provided with many row's tongue apertures 10.
Present invention also offers in one and dig hydraulic method prestressed centrifugally pile tube pile-sinking method, the steps include:
Step one, main frame 1 are in place: main frame 1 is moved to pile sinking position;
Step 2, stake position repetition measurement: whether correct with two transits repetition measurement stake position on different two Angle ambiguity points;
Step 3, slotting lower first centrifugal pile tube 8;
Whether step 4, the guide rod corrected on main frame in different both directions with two transits be vertical, and namely whether centrifugal pile tube 8 is vertical;
Step 5, the drilling rod 9 that fetches earth be connected with unit head 3 is inserted in the stake holes of centrifugal pile tube 8, centrifugal pile tube 8 is withstood on pile cover;
Step 6, the drilling rod 9 that fetches earth is driven to rotate by unit head 3, by fetching earth, drilling rod 9 fetches earth, the drilling rod 9 that fetches earth down rotates, the case 4 that now fetches earth is followed and is moved down, piston rod 5 shrinks simultaneously, when piston rod 5 is retracted to certain position, the tongue 11 fetched earth on case 4 is stretched out, withstand in the tongue apertures 10 on reaction frame 13, start piston rod 5 hydraulic pressure, piston rod 5 extends, because tongue 11 assigns in tongue apertures 10, fetch earth case 4 cannot on move, piston rod 5 forms piling action, make pile cover 6 down piling, when piston rod 5 extends complete, the wire rope 16 connected by tongue block 12 pulls tongue block 12, tongue 11 is shunk, again carrying out unit head 3 rotation drives geotome bar 9 to rotate, unit head 3 and the case 4 that fetches earth move down, piston rod 5 shrinks simultaneously, when being retracted to certain position, loosen wire rope 16, tongue 11 stretches out by tongue block 12, tongue 11 puts in reaction frame 13 times row's tongue apertures 10, again by piling action above, after piling for several times, centrifugal pile tube 8 is depressed into ground, then at the soil taking out in case 4 and taken out by the drilling rod 9 that fetches earth that fetches earth, stack to one side or car outward transport,
Step 7, unit head 3 and the drilling rod 9 that fetches earth to be departed from, unit head 3 upper end wire rope 14 is driven by hoist engine 2, unit head 3 is driven up to move, to sling the centrifugal pile tube 8 of second section with crawler crane, be installed with second section in the centrifugal pile tube 8 of second section to fetch earth drilling rod 9, the drilling rod 9 that fetched earth by second section is connected on power 3;
Step 8, correct the centrifugal pile tubes of second section 8 with two transits again and whether overlap with the centrifugal pile tube 8 of first segment;
Step 9, centrifugal for first segment pile tube 8 and the centrifugal pile tube 8 of second section to be connect by being weldingly connected;
Step 10, weld full, imporosity, meets code requirement, passed examination, continues step 6 flow process, and with this, Section three centrifugal pile tube 8 or Section four centrifugal pile tube 8 can take above action continuation enforcement;
Step 11, by upper pile extension mouth, limit digging, limit pile sinking, to elevation location;
Step 12, water filling reversion fetch earth drilling rod 9, and then whitewashing expands the bearing capacity at the bottom of stake;
Step 13, water filling exit the drill bit 9 that fetches earth, and a pile construction terminates, and stake machine is moved to the second pile position and continues construction.
Last it is noted that above embodiment only in order to illustrate the present invention and and unrestricted technical scheme described in the invention; Therefore, although this manual with reference to each above-mentioned embodiment to present invention has been detailed description, those of ordinary skill in the art should be appreciated that and still can modify to the present invention or equivalent to replace; And all do not depart from technical scheme and the improvement thereof of the spirit and scope of invention, it all should be encompassed in the middle of right of the present invention.
Claims (2)
1. in, dig hydraulic method prestressed centrifugally pile tube pile-sinking device, comprise main frame, be arranged on the hoist engine on main frame and support, rack-mount reaction frame, unit head, fetch earth case, wire rope, it is characterized in that: described unit head is arranged on internal stent, described unit head upper end is connected with wire rope, described wire rope is connected with hoist engine by cradle top, be connected with the drilling rod that fetches earth below described unit head, the described drilling rod that fetches earth is through the case that fetches earth, piston rod and centrifugal pile tube arrive bottom of device, described case inside of fetching earth is provided with piston rod, described piston-rod lower end is connected with pile cover, centrifugal pile tube is laid in described pile cover lower end, described case both sides of fetching earth are separately installed with tongue, tongue apertures on the corresponding reaction frame of described tongue, described tongue is connected with tongue block, described tongue block is provided with wire rope, described wire rope is connected with hoist engine by cradle top, described reaction frame is provided with and arranges tongue apertures more.
2. dig a hydraulic method prestressed centrifugally pile tube pile-sinking method in, the steps include:
Step one, main frame are in place: by host mobility to pile sinking position;
Step 2, stake position repetition measurement: whether correct with two transits repetition measurement stake position on different two Angle ambiguity points;
Step 3, slotting lower first centrifugal pile tube;
Whether step 4, the guide rod corrected on main frame in different both directions with two transits be vertical, and namely whether centrifugal pile tube is vertical;
Step 5, the drilling rod that fetches earth be connected with unit head is inserted in the stake holes of centrifugal pile tube, centrifugal pile tube is withstood on pile cover;
Step 6, the drilling rod that fetches earth is driven to rotate by unit head, by fetching earth, drilling rod fetches earth, the drilling rod that fetches earth down rotates, the case that now fetches earth is followed and is moved down, piston rod shrinks simultaneously, when piston rod is retracted to certain position, the tongue fetched earth on case is stretched out, withstand in the tongue apertures on reaction frame, start hydraulic piston rod, piston rod extends, because tongue assigns in tongue apertures, fetch earth case cannot on move, piston rod forms piling action, make pile cover down piling, when piston rod extends complete, the wire rope connected by tongue block pulls tongue block, tongue is shunk, again carry out engine and rotate the rotation of drive geotome bar, engine and the case that fetches earth move down, piston rod shrinks simultaneously, when being retracted to certain position, loosen wire rope, tongue stretches out by tongue block, tongue is arranged in tongue apertures under putting in reaction frame, again by piling action above, after piling for several times, centrifugal pile tube is depressed into ground, then at the soil taking out in case and taken out by the drilling rod that fetches earth that fetches earth, stack to one side or car outward transport,
Step 7, unit head and the drilling rod that fetches earth to be departed from, drive unit head upper end wire rope by hoist engine, drive unit head up to move, to sling the centrifugal pile tube of second section with crawler crane, be installed with second section in the centrifugal pile tube of second section to fetch earth drilling rod, the drilling rod that fetched earth by second section is connected on unit head;
Step 8, correct the centrifugal pile tubes of second section with two transits again and whether overlap with the centrifugal pile tube of first segment;
Step 9, centrifugal for first segment pile tube and the centrifugal pile tube of second section to be connect by being weldingly connected;
Step 10, weld full, imporosity, meets code requirement, passed examination, continues step 6 flow process, and with this, Section three centrifugal pile tube or Section four centrifugal pile tube can take above action continuation enforcement;
Step 11, by upper pile extension mouth, limit digging, limit pile sinking, to elevation location;
Step 12, water filling reversion fetch earth drilling rod, and then whitewashing expands the bearing capacity at the bottom of stake;
Step 13, water filling exit the drill bit that fetches earth, and a pile construction terminates, and stake machine is moved to the second pile position and continues construction.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110046959.5A CN102373706B (en) | 2011-02-25 | 2011-02-25 | Middle pick hydraulic method prestressed centrifugally pile tube pile-sinking device and pile-sinking method thereof |
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| CN201110046959.5A CN102373706B (en) | 2011-02-25 | 2011-02-25 | Middle pick hydraulic method prestressed centrifugally pile tube pile-sinking device and pile-sinking method thereof |
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| CN102373706B true CN102373706B (en) | 2015-09-30 |
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| CN104632100A (en) * | 2014-12-25 | 2015-05-20 | 贵州省交通规划勘察设计研究院股份有限公司 | Impact hole and drilling slurry isolating device based on multiple slag outlet pipes and slurry injecting pipes |
| CN105780776B (en) * | 2016-05-12 | 2017-10-31 | 河北新钻钻机有限公司 | A kind of spinning steel-pipe pile construction equipment |
| CN106120789A (en) * | 2016-08-05 | 2016-11-16 | 上海振中机械制造有限公司 | The interior pile sinking process boring vibration PHC tube pile of major diameter |
| CN107476298A (en) * | 2017-09-22 | 2017-12-15 | 国家电网公司 | A kind of overhead transmission line concrete precast pipe pile implantation pile sinking platform and method |
| CN111456001B (en) * | 2020-04-11 | 2021-11-16 | 深圳市联胜基础建筑工程有限公司 | Tubular pile sinking construction process and device |
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| JP2001011855A (en) * | 1999-06-29 | 2001-01-16 | Nippon Sharyo Seizo Kaisha Ltd | Inner excavator |
| CN101382040A (en) * | 2008-10-24 | 2009-03-11 | 湖南山河智能机械股份有限公司 | Major diameter drill while drilling and casing |
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| JPH057782U (en) * | 1991-07-09 | 1993-02-02 | 石川島建機株式会社 | Ribbon creaking device for ready-made pile excavation method |
| JPH0559725A (en) * | 1991-08-29 | 1993-03-09 | Sanwa Kizai Co Ltd | Sludge withdrawal device for internal excavator |
| JPH1037646A (en) * | 1996-07-24 | 1998-02-10 | Toyo Asano:Kk | Earth removing method and equipment of inner excavation system |
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Address after: 200000, B, Lane 518, Lane 1, Heng Yong Road, Shanghai, Jiading District 502-1 Patentee after: Shanghai chengdixiangjiang Data Technology Co., Ltd Address before: 200000, B, Lane 518, Lane 1, Heng Yong Road, Shanghai, Jiading District 502-1 Patentee before: SHANGHAI CHENGDI CONSTRUCTION Co.,Ltd. |