CN203796162U - Long spiral pile machine - Google Patents

Long spiral pile machine Download PDF

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Publication number
CN203796162U
CN203796162U CN201420196746.XU CN201420196746U CN203796162U CN 203796162 U CN203796162 U CN 203796162U CN 201420196746 U CN201420196746 U CN 201420196746U CN 203796162 U CN203796162 U CN 203796162U
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China
Prior art keywords
hole
augers
screw rod
flange
drilling
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CN201420196746.XU
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Chinese (zh)
Inventor
姜庆
王德利
柳志强
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Weihai Hydraulic & Geotechnical Engineering Co Ltd
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Weihai Hydraulic & Geotechnical Engineering Co Ltd
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Abstract

The utility model discloses a long spiral pile machine which is characterized in that a central through hole is formed in a spiral drill bit; a down-hole hammer extending out of a drill tool is arranged in the central through hole of the spiral drill bit; the down-hole hammer is connected with a conical threaded rod on a flange through a conical threaded hole in the upper end of a handle body to achieve the purpose of positioning; a limiting plate is arranged between the handle body of the down-hole hammer and the through hole of the spiral drill bit; a gas pipeline and a water pipeline are arranged on the flange; the inlet of the gas pipeline is communicated with a gas guide pipe in a spiral drill rod and spiral drill bit connector; the outlet of the gas pipeline is communicated with a gas inlet pipe in the handle body of the down-hole hammer; the inlet of the water pipeline is communicated with a water guide pipe in the spiral drill rod and spiral drill bit connector; the outlet of the water pipeline is connected with a water filling pipe; the water outlet of the water filling pipe is formed in the lower end opening of the central through hole of the spiral drill bit; the gas guide pipe and the water guide pipe in the spiral drill rod and spiral drill bit connector are communicated with a gas pipe and a water pipe on a power head respectively. The long spiral pile machine has the advantages of novel structure, good simplicity for operation, high working efficiency, long service life, wide application range and the like.

Description

A kind of long screw pile machine
Technical field
The present invention relates to pile foundation construction equipment, the long screw pile machine of specifically a kind of applicable complicated region deep pile foundation construction.
Background technology
At present, the capital equipment of pile foundation construction is long screw pile machine, and it comprises hydraulic moving mechanism pile frame and drilling system two parts, and pile frame is mainly by top pulleys group, column, hound, chassis, walking mechanism, slew gear, hoisting mechanism, pulpit, hydraulic system and electrical system form. and drilling system comprises unit head and drilling tool, and the output shaft of unit head and augers are hollow type, and augers is divided into single head list spiral shell, double end list spiral shell, the two spiral shells of double end, its advantage is simple to operate, easy to use, drilling efficiency is high, still, and when running into the piling of complicated region, owing to being subject to the torque of unit head, antidetonation, the factor impact of shock resistance and pile body height, inefficiency, particularly runs into the larger rock stratum of geology hardness, when ratchel or other hardness of matter, often cannot continue to look for into, serious is possible damage drill bit, and more bit change bothers very much, the long screw rod of stake machine need to be transferred to more bit change completely, not only waste drill bit, the more important thing is and incur loss through delay the duration, cause larger economic loss.
Pneumatic percussion drill is a kind of light and handy nimble pneumatic tool, has that safety and stability, performance are efficient, a hyperbar, the powerful feature of impact force, and pneumatic percussion drill main frame is comprised of handle body, pressure handle, cylinder, head, push rod etc.The operating principle of pneumatic percussion drill: high pressure gas is entered pressure handle and carried out tolerance adjusting by tracheae tube connector joint, enter again Churn drill cylinder, finally by push rod, regulate and form impact rotating or impact merely, thereby reach, impact or rotating effect, pneumatic percussion drill is mainly used in bed rock celt hole, ore deposit, concrete punching, building brick wall drill hole.
Summary of the invention
The object of the invention is to solve the deficiency of long screw pile machine, pneumatic percussion drill combines with long screw pile machine, provide a kind of easy to operate, use safety, long screw pile machine that operating efficiency is high.
The technical solution adopted for the present invention to solve the technical problems is.
A kind of long screw pile machine, comprise pile frame and drilling system two parts, pile frame is mainly by top pulleys group, column, hound, chassis, walking mechanism, slew gear, hoisting mechanism, pulpit, hydraulic system and electrical system form. and drilling system comprises unit head and drilling tool, the screw rod drilling rod (output shaft) of unit head is through screw rod bit adapter, flange is connected with augers, the lower surface of augers is provided with drilling tool, it is characterized in that augers is provided with central through hole, in the central through hole of augers, be provided with the down-hole hammer that stretches out drilling tool, down-the-hole hammer handle body upper end is provided with conical screw hole, flange is provided with tapered thread bar, down-hole hammer is connected realization location through the conical screw hole of handle body upper end with the tapered thread bar on flange, between down-the-hole hammer handle body and augers through hole, be provided with the limiting plate perpendicular to augers axis that prevents down-hole hammer circular runout, flange is provided with air duct and ventilating water pipe, the import of air duct is connected with the wireway in screw rod drilling rod and screw rod bit adapter, air duct outlet is connected with the air inlet pipe in down-the-hole hammer handle body, the import of ventilating water pipe is connected with the aqueduct in screw rod drilling rod and screw rod bit adapter, the outlet of ventilating water pipe be located at down-hole hammer and be connected with the water injection pipe between augers, the delivery port of water injection pipe is arranged on the lower port of augers central through hole, wireway in screw rod drilling rod and screw rod bit adapter and aqueduct are connected with tracheae and water pipe on unit head respectively.
Air duct axis in the present invention and the axis of flange coincide, and ventilating water pipe is arranged on a side of air duct, and the outlet of ventilating water pipe is arranged on the side of flange tapered thread bar.
When the present invention works, unit head rotates augers and applies downward pressure through screw rod drilling rod and screw rod drill bit, to realize piling work, when running into the larger rock stratum of geology hardness, when ratchel or other hardness of matter, screw rod drill bit cannot look for into, air latent drift is to take a kind of pneumatic percussion tool that compressed air is power, the ballistic work that it produces and frequency of impact can directly be passed to tup, the pulsation breaking capacity of formation to rock, whole rock hammering is broken, form cracking, and then drive and load pressure at right angle by the revolution of rig and drilling rod, auger tooth breaks rock into pieces with one's fingers, make rock become volumetric fracture, drilling efficiency and the compliance to hard and bad ground have greatly been improved, thereby realized the object that impact rotating creeps at the bottom of hole, water pipe is introduced the effect of water under high pressure: the one, remove the clay on down-hole hammer tup, prevent that its gas outlet is blocked by clay and cannot normally work in the process of creeping into, the 2nd, hammer easily produces a large amount of heat at the time content of continuous firing, so also can play cooling effect to tup, the 3rd, setting-out can also be removed the clay, the small crushed stone that sink to gap at the bottom of hole, is convenient to bore dental transition and easily grabs and cut rock, makes rock become piece broken, improves rate of penetration, and the 4th, the reaction of gentle formation, portals the recoil of granule rubble.The 5th, in the stirring of drilling rod; water and earth are formed to mud; hole wall is formed to a kind of protection; prevent collapse hole; production practices prove; it is studied intensively into efficiency and has crept into efficiency height 3~5 times than fluctuation impact rotating, have easy to operate, use safety, operating efficiency high, by advantages such as the life-span are long, applied widely.
Accompanying drawing explanation
Fig. 1 is a kind of profile schematic diagram of the present invention.
Fig. 2 be Fig. 1 internal construction schematic diagram.
Fig. 3 is the schematic diagram of flange in the present invention.
Fig. 4 is the top view of Fig. 3.
The specific embodiment
Below in conjunction with accompanying drawing, the invention will be further described.(be described clearly as far as possible below, have data to add some data)
As shown in the figure, a kind of long screw pile machine, comprise pile frame and drilling system two parts, pile frame is mainly by top pulleys group, column, hound, chassis, walking mechanism, slew gear, hoisting mechanism, pulpit, hydraulic system and electrical system form, enter system and comprise unit head and drilling tool, the screw rod drilling rod (output shaft) of unit head is through screw rod bit adapter 1, flange 2 is connected with augers 3, the lower surface of augers 3 is provided with drilling tool 4, the structure of above-mentioned each ingredient and the interconnected relationship between them are same as the prior art, this does not repeat, the invention is characterized in that augers 3 is provided with central through hole, in the central through hole of augers 3, be provided with the down-hole hammer 5 that stretches out drilling tool, down-the-hole hammer handle body 6 upper ends are provided with conical screw hole, flange 2 is provided with tapered thread bar 7, down-hole hammer 5 is connected realization location through the conical screw hole of handle body 6 upper ends with the tapered thread bar 7 on flange 2, between down-the-hole hammer handle body 6 and augers through hole, be provided with the limiting plate 8 perpendicular to augers axis that prevents down-hole hammer circular runout, flange 2 is provided with air duct 9 and ventilating water pipe 10, the import of air duct 9 is connected with the wireway in screw rod drilling rod and screw rod bit adapter, air duct outlet is connected with the air inlet pipe 11 in down-the-hole hammer handle body, the import of ventilating water pipe 10 is connected with the aqueduct in screw rod drilling rod and screw rod bit adapter, the outlet of ventilating water pipe 10 be located at down-hole hammer and be connected with the water injection pipe 12 between augers, the delivery port of water injection pipe is arranged on the lower port of augers central through hole, wireway in screw rod drilling rod and screw rod bit adapter and aqueduct are connected with tracheae and water pipe on unit head respectively, in addition, the axis of air duct axis and flange coincides, ventilating water pipe is arranged on a side of air duct, the outlet of ventilating water pipe is arranged on the side of flange tapered thread bar.
When the present invention works, unit head rotates augers and applies downward pressure through screw rod drilling rod and screw rod drill bit, to realize piling work, when running into the larger rock stratum of geology hardness, when ratchel or other hardness of matter, screw rod drill bit cannot look for into, air latent drift is to take a kind of pneumatic percussion tool that compressed air is power, the ballistic work that it produces and frequency of impact can directly be passed to tup, the pulsation breaking capacity of formation to rock, whole rock hammering is broken, form cracking, and then drive and load pressure at right angle by the revolution of rig and drilling rod, auger tooth breaks rock into pieces with one's fingers, make rock become volumetric fracture, drilling efficiency and the compliance to hard and bad ground have greatly been improved, thereby realized the object that impact rotating creeps at the bottom of hole, water pipe is introduced the effect of water under high pressure: the one, remove the clay on down-hole hammer tup, prevent that its gas outlet is blocked by clay and cannot normally work in the process of creeping into, the 2nd, hammer easily produces a large amount of heat at the time content of continuous firing, so also can play cooling effect to tup, the 3rd, setting-out can also be removed the clay, the small crushed stone that sink to gap at the bottom of hole, is convenient to bore dental transition and easily grabs and cut rock, makes rock become piece broken, improves rate of penetration, and the 4th, the reaction of gentle formation, portals the recoil of granule rubble.The 5th, in the stirring of drilling rod; water and earth are formed to mud; hole wall is formed to a kind of protection; prevent collapse hole; production practices prove; it is studied intensively into efficiency and has crept into efficiency height 3~5 times than fluctuation impact rotating, have easy to operate, use safety, operating efficiency high, by advantages such as the life-span are long, applied widely.

Claims (2)

1. a long screw pile machine, comprise pile frame and drilling system two parts, pile frame is mainly by top pulleys group, column, hound, chassis, walking mechanism, slew gear, hoisting mechanism, pulpit, hydraulic system and electrical system form. and drilling system comprises unit head and drilling tool, the screw rod drilling rod of unit head is through screw rod bit adapter, flange is connected with augers, the lower surface of augers is provided with drilling tool, it is characterized in that augers is provided with central through hole, in the central through hole of augers, be provided with the down-hole hammer that stretches out drilling tool, down-the-hole hammer handle body upper end is provided with conical screw hole, flange is provided with tapered thread bar, down-hole hammer is connected realization location through the conical screw hole of handle body upper end with the tapered thread bar on flange, between down-the-hole hammer handle body and augers through hole, be provided with the limiting plate perpendicular to augers axis that prevents down-hole hammer circular runout, flange is provided with air duct and ventilating water pipe, the import of air duct is connected with the wireway in screw rod drilling rod and screw rod bit adapter, air duct outlet is connected with the air inlet pipe in down-the-hole hammer handle body, the import of ventilating water pipe is connected with the aqueduct in screw rod drilling rod and screw rod bit adapter, the outlet of ventilating water pipe be located at down-hole hammer and be connected with the water injection pipe between augers, the delivery port of water injection pipe is arranged on the lower port of augers central through hole, wireway in screw rod drilling rod and screw rod bit adapter and aqueduct are connected with tracheae and the water pipe of center-rotary joint on unit head respectively.
2. according to a kind of long screw pile machine claimed in claim 1, it is characterized in that the axis of air duct axis and flange coincides, ventilating water pipe is arranged on a side of air duct, and the outlet of ventilating water pipe is arranged on the side of flange tapered thread bar.
CN201420196746.XU 2014-04-22 2014-04-22 Long spiral pile machine Active CN203796162U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420196746.XU CN203796162U (en) 2014-04-22 2014-04-22 Long spiral pile machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420196746.XU CN203796162U (en) 2014-04-22 2014-04-22 Long spiral pile machine

Publications (1)

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CN203796162U true CN203796162U (en) 2014-08-27

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104453723A (en) * 2014-12-02 2015-03-25 江西中恒岩土工程技术有限公司 Pore-forming construction method by mixing high pressure water with air in long screw pile in high clay layer
CN104533284A (en) * 2014-04-22 2015-04-22 威海市水利岩土工程有限公司 Long screw pile machine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104533284A (en) * 2014-04-22 2015-04-22 威海市水利岩土工程有限公司 Long screw pile machine
CN104533284B (en) * 2014-04-22 2017-12-22 威海市水利岩土工程有限公司 A kind of long spire stake machine
CN104453723A (en) * 2014-12-02 2015-03-25 江西中恒岩土工程技术有限公司 Pore-forming construction method by mixing high pressure water with air in long screw pile in high clay layer

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