CN105421457A - Spiral type pipe pile soil getting machine - Google Patents

Spiral type pipe pile soil getting machine Download PDF

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Publication number
CN105421457A
CN105421457A CN201510753852.2A CN201510753852A CN105421457A CN 105421457 A CN105421457 A CN 105421457A CN 201510753852 A CN201510753852 A CN 201510753852A CN 105421457 A CN105421457 A CN 105421457A
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China
Prior art keywords
oil cylinder
jacking block
soil
pile tube
motor
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Application number
CN201510753852.2A
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CN105421457B (en
Inventor
卢明亮
王羿
胡丹锋
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Zhejiang Huatie emergency equipment Technology Co., Ltd
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Zhejiang Huatie Construction Safety Technology Co Ltd
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Priority to CN201510753852.2A priority Critical patent/CN105421457B/en
Publication of CN105421457A publication Critical patent/CN105421457A/en
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Classifications

    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D13/00Accessories for placing or removing piles or bulkheads, e.g. noise attenuating chambers
    • E02D13/08Removing obstacles

Abstract

A spiral type pipe pile soil getting machine comprises an attachment device and a soil getting device. The attachment device is composed of a hydraulic pump and ejection blocks connected with one end of an oil cylinder. The soil getting device is composed of a motor and a twist drill soil sampler connected with the output end of a speed reducer. The hydraulic pump, the oil cylinder and the motor are installed inside a barrel, the diameter of the barrel is smaller than the inner diameter of a steel sleeve, and the upper end of the barrel is connected with a lifting rope. The ejection blocks are symmetrically arranged on the upper portion of the barrel in the radial direction. The twist drill soil sampler is installed on the lower portion of the barrel along the axis. A local cooling water tank is formed in the barrel. The faces, making contact with the steel sleeve, of the ejection blocks are made into concave-convex faces. Each ejection block and one end of the oil cylinder are connected through a spherical hinge. The diameter of a screw rod of a drill bit of the twist drill soil sampler is 110-115 mm, and the screw pitch is 100-104 mm. The spiral type pipe pile soil getting machine has the advantages of being high in construction speed, high in efficiency and low in drill bit damage rate.

Description

Spiral pile tube fetches earth machine
Technical field
The present invention relates to the instrument that a kind of building structure basic engineering construction process uses, a kind of mechanism be applied in for fetching earth in pile tube inner chamber in tube pile construction specifically.
Background technology
In construction work foundation construction, often use all kinds of major diameter mechanical hole perfusion post, the machine of fetching earth is the required equipment of pore-forming, and it utilizes gravity or mechanical rotation to make the machine of fetching earth enter in soil, moves to spoir behind earth's surface, complete operation of fetching earth through elevating mechanism.The machine of fetching earth of the prior art is roughly divided into that drilling bucket revolves the formula of digging, formula is grabbed in punching, spiral and diving brill formula etc.
In prior art, the spiral machine that fetches earth more and more is widely used.Wherein CN102108706A discloses an a kind of pile for prestressed pipe stake core Simple hand-operated spiral soil borrowing device for reinforcement, as shown in Figure 1, comprises drilling rod 1, boosting-rod 6, hoisting mechanism, drilling rod 1 lower end side is provided with spiral Volume soil blade 2, and drilling rod 1 side is provided with multiple jack 11, and boosting-rod is connected with jack plug-in type, and spiral Volume soil blade 2 entirety is provided with the cavity volume 16 of opening upwards, hoisting mechanism comprises three-leg simple frame 7 and fixed pulley assembly, during use, three-leg simple frame 7 supports to above pile for prestressed pipe 12, fixed pulley 8 is contained in three-leg simple frame 7 above and be positioned at directly over pile for prestressed pipe 12, drilling rod 1 lower end puts pile for prestressed pipe 12 cores into, boosting-rod 6 inserts the jack 11 li of drilling rod 1, one end hook connecting of rope 14 is connected on drilling rod 1 upper end, artificial promotion boosting-rod 6, drilling rod 1 lower end is goed deep into inside stake core ground, then pulling rope 14 other end, promote drilling rod, the ground got by spiral Volume soil blade 2 Volume is proposed stake mouth dump, complete a core to fetch earth operation.Drilling rod 1 is tubulose, operates light.
Fetching earth and shipping storage for the ease of deep-well stake, is convenient to drilling rod and promotes at any time and fetch earth, and reduce sling height, be easy to mounting and dismounting, drilling rod is Split type structure, is installed as one during use; Drilling rod saves 10 by termination and forms with several standard knot 9; Termination joint 10 be fixedly connected with between standard knot 9, between standard knot 9 with standard knot 9 bottom; Termination joint 10 with the length of standard knot 9 so that operate, improve effect and determine; Be generally 2100 ~ 2700mm.
When using this device construction operation, first adopt manual type to draw out local, the upper end soil body in stake, then drilling rod 1 end can be kept to save self-support condition, insert drilling rod, Manual-pushing boosting-rod 6 pairs of drilling rods 1 apply twisting resistance, and the pressure that band apex point 3 eats soil heavy burden generation can ensure the drilling rod 1 incision soil body voluntarily.The ground at every turn drilled through is carried fortune standard knot 9 by drag rope 14 and is carried out spreading or disassemble, and transports a core, and reciprocation cycle, until pierce desired depth, is promoting piecemeal to the dismounting of bar joint.
The facility that fetch earth although this have structure simple, make easy, cheap advantage, owing to relying on manpower to operate completely, be only applicable to the pile tube that diameter is little, the stake depth, workload are little, cannot be used in Large Tube pile driving construction increasing now.
To fetch earth the shortcoming of machine to overcome manpower, a kind of machine that fetches earth utilizing mechanical force to carry out boring extracting soil is also had in prior art, patent CN2424235Y discloses a kind of attaching rotary digging soil sampler, shown in accompanying drawing, this soil sampler comprises attachment device and drawing out soil equipment, attachment device is made up of hydraulic pump 1 and the jacking block 3 that is connected with oil cylinder 2 one end, drawing out soil equipment is made up of motor 4 and the auger soil sampler 6 that is connected with reducer 5 output, hydraulic pump 1, oil cylinder 2 and motor 4 are installed on diameter and are less than steel sleeve internal diameter, in the cylindrical shell 9 that upper end is connected with lifting rope 10, jacking block 3 radial symmetric is arranged in the top of cylindrical shell 9, auger soil sampler 6 is installed on the bottom of cylindrical shell 9 along axis, a Local cooling water tank 8 is formed in cylindrical shell 9.Jacking block 3 and steel sleeve contact surface make male and fomale(M&F), and reducer 5 output connects auger soil sampler 6 by connecting pin 7, and motor 4 output, oil cylinder 2 are provided with sealing ring with cylindrical shell 9 joint, and motor 4 is advisable with submersible motor.
Although above-mentioned attaching rotary digging soil sampler solves the defect of manual soil sampler in prior art, there is speed of application fast, efficiency advantages of higher, but because inside pile body, earth is wet and slippery, and stake holes diameter is different, jacking block cannot adapt to different stake holes diameters, run into when run in a core be mingled with rubble, fragment of brick, solid rock time, soil sampler cannot be fixed reliably, cause operation failure of fetching earth; In addition, augers adopts drill bit common in prior art, cannot adapt to different geological conditionss, and efficiency of construction is low and easily damage.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of spiral pile tube and fetches earth machine, and this pile tube machine of fetching earth improves the structure of jacking block, and jacking block can firmly be supported on pile tube inwall, ensures that construction operation carries out smoothly; In addition, according to different soil property situations, improve diameter and the pitch of augers, improve soil extracting efficiency, loss ratio is low and easilier take out in soil.
In order to solve the problem, the technical solution used in the present invention is as follows:
A kind of spiral pile tube fetches earth machine, comprise attachment device and drawing out soil equipment, attachment device is made up of hydraulic pump 1 and the jacking block 3 that is connected with oil cylinder 2 one end, drawing out soil equipment is made up of motor 4 and the auger soil sampler 6 that is connected with reducer 5 output, hydraulic pump 1, oil cylinder 2 and motor 4 are installed on diameter and are less than steel sleeve internal diameter, in the cylindrical shell 9 that upper end is connected with lifting rope 10, jacking block 3 radial symmetric is arranged in the top of cylindrical shell 9, auger soil sampler 6 is installed on the bottom of cylindrical shell 9 along axis, forms a Local cooling water tank 8 in cylindrical shell 9.
Jacking block and steel sleeve contact surface make male and fomale(M&F), and reducer output connects auger soil sampler by connecting pin, and motor output end, oil cylinder and cylindrical shell joint are all provided with sealing ring, and motor is advisable with submersible motor.
For ensureing that jacking block 3 withstands between pile tube inwall more closely, guarantee fetches earth machine when rotary operation, there will not be the situation of skidding, skew, change jacking block 3 into ball pivot with the junction, one end of oil cylinder 2 to be connected, when oil cylinder 2 stretches out, when jacking block 3 is resisted against pile tube inwall, jacking block 3 can adjust along with the size of pile tube contact internal walls angle and different pile tube internal diameters, thus be more firmly resisted against on pile tube inwall, ensure that the machine that fetches earth fetches earth operation normally.
For ensureing that augers is when operation, adapts to different soil property situations, improve soil extracting efficiency, reduce spoilage, the screw diameter of augers is set to 110-115mm, and pitch is 100-104mm.Experimentally, screw diameter is in 110-115mm, and pitch is that within the scope of 100-104mm, soil extracting efficiency is the highest, and spoilage is minimum.
In the present invention, one end of oil cylinder and the connection of jacking block adopt ball pivot to connect, and concrete spherical hinge structure comprises the flange of bulb, upper cover, base and both sides.Wherein, upper cover and base are concave inward structures, both wrap bulb at cooperation, in the mechanism that bulb can surround at upper cover and base, various dimensions rotate, thus ensure that jacking block leans when the steel sleeve of pile tube inwall, along with constantly stretching out of oil cylinder, adjust to a suitable angle and position in time, lean reliably on steel sleeve inwall, effectively prevent from skidding and the appearance of biased situation.Wherein upper cover is fixedly connected with the bolt of base by both sides, and the flange of ball pivot side is also be fixedly connected with jacking block by bolt, and the flange of opposite side is connected with one end of oil cylinder by bolt.The form that connection due to both sides all adopts flange to connect, can change jacking block and ball pivot easily, when running into the pile tube of different-diameter, needs the jacking block changing different size and shape, then adopts Flange joint to change at any time; Ball pivot connects because needs often carry out the maintenances such as lubrication, takes Flange joint to be convenient to detachable maintaining too.
Because the present invention to fetch earth to existing spiral pipe pile above 2 improvement of machine, jacking block can adjust according to different pile tube diameters and contact position at any time, thus be resisted against more closely on steel sleeve inwall, ensure that the normal operation of the machine of fetching earth, there will not be and skid and biased situation; Improve the diameter of augers and the corresponding relation of pitch, thus ensure that the operating efficiency of creeping into operation, reduce the spoilage of augers, greatly reduce cost.It is low that the present invention not only overcomes the engine efficiency that fetches earth of manual working in prior art, the shortcoming of narrow application range, also overcome the machine adhesive ability that fetches earth of mechanical type in prior art poor, the problem that augers spoilage is higher, through applicant's test of many times, simultaneously through repeatedly specific construction practice, pile tube can be significantly improved and to fetch earth the efficiency of engineering, reduction of erection time, reduce engineering cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of background technology 1 of the present invention;
Fig. 2 is the structural representation of background technology 2 of the present invention;
Fig. 3 is structural representation of the present invention,
Fig. 4 is the close-up schematic view of spherical hinge structure of the present invention,
In figure: 1-hydraulic pump, 2-oil cylinder, 3-jacking block, 4-motor, 5-reducer, 6-auger soil sampler, 7-connecting pin, 8-cooling water tank, 9-cylindrical shell, 10-lifting rope, 11-bulb, 12-upper cover, 13-base.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further details.
As shown in Figure 3: a kind of spiral pile tube fetches earth machine, comprise attachment device and drawing out soil equipment, attachment device is made up of hydraulic pump 1 and the jacking block 3 that is connected with oil cylinder 2 one end, drawing out soil equipment is made up of motor 4 and the auger soil sampler 6 that is connected with reducer 5 output, hydraulic pump 1, oil cylinder 2 and motor 4 are installed in the cylindrical shell 9 that diameter is less than steel sleeve internal diameter, upper end is connected with lifting rope 10, jacking block 3 radial symmetric is arranged in the top of cylindrical shell 9, auger soil sampler 6 is installed on the bottom of cylindrical shell 9 along axis, forms a Local cooling water tank 8 in cylindrical shell 9.Jacking block 3 and steel sleeve contact surface make male and fomale(M&F), and reducer 5 output connects auger soil sampler 6 by connecting pin 7, and motor 4 output, oil cylinder 2 are provided with sealing ring with cylindrical shell 9 joint, and motor 4 is submersible motor.
For ensureing that jacking block 3 withstands between pile tube inwall more closely, guarantee fetches earth machine when rotary operation, there will not be the situation of skidding, skew, change jacking block 3 into ball pivot with the junction, one end of oil cylinder 2 to be connected, when oil cylinder 2 stretches out, when jacking block 3 is resisted against pile tube inwall, jacking block 3 can adjust along with the size of pile tube contact internal walls angle and different pile tube internal diameters, thus be more firmly resisted against on pile tube inwall, ensure that the machine that fetches earth fetches earth operation normally.With reference to Fig. 4, in the present invention, one end of oil cylinder and the connection of jacking block adopt ball pivot to connect, and concrete spherical hinge structure comprises the flange of bulb 11, upper cover 12, base 13 and both sides.Wherein, upper cover 12 and base 13 are concave inward structures, both wrap bulb 11 at cooperation, in the mechanism that bulb 11 can surround at upper cover 12 and base 13, various dimensions rotate, thus ensure that jacking block 3 leans when the steel sleeve of pile tube inwall, along with constantly stretching out of oil cylinder 2, adjust to a suitable angle and position in time, lean reliably on steel sleeve inwall, effectively prevent from skidding and the appearance of biased situation.Wherein upper cover 12 is fixedly connected with the bolt of base 13 by both sides, and the flange of ball pivot side is also be fixedly connected with jacking block 3 by bolt, and the flange of opposite side is connected with one end of oil cylinder by bolt.The form that connection due to both sides all adopts flange to connect, can change jacking block 3 and ball pivot easily, when running into the pile tube of different-diameter, needs the jacking block changing different size and shape, then adopts Flange joint to change at any time; Ball pivot connects because needs often carry out the maintenances such as lubrication, takes Flange joint to be convenient to detachable maintaining too.
For ensureing that augers is when operation, adapts to different soil property situations, improve soil extracting efficiency, reduce spoilage, the screw diameter of augers is set to 110-115mm, and pitch is 100-104mm.Experimentally, screw diameter is in 110-115mm, and pitch is within the scope of 100-104mm, soil extracting efficiency is the highest, and spoilage is minimum, and wherein efficiency is according in the unit interval, the soil amount that the augers that different size is large drills through measures out, shown in table 1 specific as follows, 2.
Table 1 soil extracting efficiency is with screw diameter and pitch diameter change and pitch unit mm
Table 2 spoilage is with screw diameter and pitch diameter change and pitch unit mm.
The course of work of the present invention is as follows: first after steel sleeve shake press-in soil layer, steel bushing pore is put into by be fetched earth by the spiral pile tube cylindrical shell of machine of pedrail crane arm non-rotating cable, high-pressure oil pump is opened to predetermined position, jacking block is slowly released by hydraulic cylinder, according to different pile tube steel sleeve diameters and contact angle, ball pivot adjustment angle, make jacking block and steel bushing tube wall close contact, certain hydraulic pressure is kept to make jacking block be attached on steel sleeve, then submersible motor starts, auger soil sampler is driven to pierce in soil layer by reducer, carry out pressurization and creep into operation, to desired depth, close pile-forming equipment and the system that fetches earth, regain hydraulic cylinder and on pull out, be separated with steel sleeve by jacking block, hang wall and soil sampler is winched to spoir outside hole, complete a round trip operation, repeat above process to depth of pore forming, thus reach the object of boring of fetching earth.
The present invention is not limited to above-mentioned detailed description of the invention, and those skilled in the art also can make multiple change accordingly, but to be anyly equal to the present invention or similar change all should be encompassed in the scope of the claims in the present invention.

Claims (6)

1. a spiral pile tube fetches earth machine, comprise attachment device and drawing out soil equipment, attachment device is made up of hydraulic pump (1) and the jacking block (3) that is connected with oil cylinder (2) one end, drawing out soil equipment is made up of motor (4) and the auger soil sampler (6) that is connected with reducer (5) output, hydraulic pump (1), oil cylinder (2) and motor (4) are installed on diameter and are less than steel sleeve internal diameter, in the cylindrical shell (9) that upper end is connected with lifting rope (10), jacking block (3) radial symmetric is arranged in the top of cylindrical shell (9), auger soil sampler (6) is installed on the bottom of cylindrical shell (9) along axis, a Local cooling water tank (8) is formed in cylindrical shell (9), jacking block (3) and steel sleeve contact surface make male and fomale(M&F), it is characterized in that: described jacking block (3) is that ball pivot connects with described connection of oil cylinder (2) one end, the screw diameter of the drill bit of described auger soil sampler (6) is set to 110-115mm, pitch is 100-104mm.
2. the spiral pile tube of one according to claim 1 fetches earth machine, it is characterized in that: described reducer (5) output connects auger soil sampler (6) by connecting pin (7).
3. the spiral pile tube of one according to claim 1 fetches earth machine, it is characterized in that: described motor (4) output, oil cylinder (2) and cylindrical shell (9) joint are all provided with sealing ring.
4. the spiral pile tube of one according to claim 3 fetches earth machine, it is characterized in that: described motor (4) is preferably submersible motor.
5. the spiral pile tube of one according to claim 1 fetches earth machine, it is characterized in that: the screw diameter of the drill bit of described auger soil sampler (6) is set to 112mm, and pitch is 101mm.
6. the spiral pile tube of one according to claim 1 fetches earth machine, it is characterized in that: in described spherical hinge connecting structure, spherical hinge structure comprises the flange of bulb (11), upper cover (12), base (13) and both sides, wherein, upper cover (12) and base (13) are concave inward structures, both wrap bulb (11) at cooperation, upper cover (12) is fixedly connected with by the bolt of both sides with base (13), and the flange of described ball pivot both sides is fixedly connected with oil cylinder (2) side with jacking block (3) respectively by bolt.
CN201510753852.2A 2015-11-06 2015-11-06 Spiral pile tube fetches earth machine Active CN105421457B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108755686A (en) * 2018-04-28 2018-11-06 嘉兴涌锦服饰有限公司 The pile-driving system of piling machine

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1332257A (en) * 1970-11-18 1973-10-03 Ishikawajima Harima Heavy Ind Truck-mounted hole digger and pile driver
CN2039322U (en) * 1988-09-19 1989-06-14 湖南省桩机制造厂 Multifunctional hydraulic pile driver with crawler
CN2366446Y (en) * 1999-04-15 2000-03-01 中南工业大学 Pile holding mechanism of hydraulic static force pile sinking machine
CN2424235Y (en) * 2000-04-18 2001-03-21 昆明捷程桩工有限责任公司 Attaching spirally-digging geotome
CN102108706A (en) * 2011-03-24 2011-06-29 甘肃第一建设集团有限责任公司 Simple manual spiral earth fetching device for reinforcing pile core of pre-stressed pipe pile

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1332257A (en) * 1970-11-18 1973-10-03 Ishikawajima Harima Heavy Ind Truck-mounted hole digger and pile driver
CN2039322U (en) * 1988-09-19 1989-06-14 湖南省桩机制造厂 Multifunctional hydraulic pile driver with crawler
CN2366446Y (en) * 1999-04-15 2000-03-01 中南工业大学 Pile holding mechanism of hydraulic static force pile sinking machine
CN2424235Y (en) * 2000-04-18 2001-03-21 昆明捷程桩工有限责任公司 Attaching spirally-digging geotome
CN102108706A (en) * 2011-03-24 2011-06-29 甘肃第一建设集团有限责任公司 Simple manual spiral earth fetching device for reinforcing pile core of pre-stressed pipe pile

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108755686A (en) * 2018-04-28 2018-11-06 嘉兴涌锦服饰有限公司 The pile-driving system of piling machine

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Address after: 310018 10 / F, building 1, Huatie Chuangye building, No. 68, Shengkang street, Jianggan District, Hangzhou City, Zhejiang Province

Patentee after: Zhejiang Huatie emergency equipment Technology Co., Ltd

Address before: 310019 A05 building, No. nine, 9 Sheng Road, Hangzhou, Zhejiang, Jianggan District, 4

Patentee before: Zhejiang Huatie Construction Safety Technology Co., Ltd.