CN205277294U - A complete set of tubular long spiral drilled stake machine - Google Patents
A complete set of tubular long spiral drilled stake machine Download PDFInfo
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- CN205277294U CN205277294U CN201620066134.8U CN201620066134U CN205277294U CN 205277294 U CN205277294 U CN 205277294U CN 201620066134 U CN201620066134 U CN 201620066134U CN 205277294 U CN205277294 U CN 205277294U
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Abstract
The utility model discloses a complete set of tubular long spiral drilled stake machine, it includes mainmast (2), long spiral drill rod (3), go up unit head (4), first hoist machine (5), first haulage rope (6), unit head (8) down, second hoist engine (9) and second haulage rope (10), go up unit head (4) and time unit head (8) all with mainmast (2) sliding fit, the one end of first haulage rope (6) and first hoist machine (5) are connected and the other end is walked around first standing block (7) and is fixed with last unit head (4), the one end and the second hoist engine (9) of second haulage rope (10) be connected and the other end to walk around second standing block (11) fixed with unit head (8) down, unit head (8) detachable connections has one to manage (12) with long spiral drill rod (3) endocentric complete set down. This machine can not collapse the hole, can not gush water, not avoid the grout to run off.
Description
Technical field
The utility model relates to the pile foundation construction technology in field of civil engineering, is specifically a kind of a complete set of tubular type long auger stake machine.
Background technology
Along with the development of national economic development and the progress of pile foundation construction technology, the pile foundation of soft clay ground is also more and more extensive. In the castinplace pile type of existing pile foundation technology, long auger guncreting pile owing to possessing without the need to mud off, without soil compaction effect, environment protecting is good, penetration power is strong, high efficient construction, obtains promotion and application more and more.
Long auger guncreting pile becomes hole by long auger stake machine. The long auger stake machine of prior art comprises chassis, main leg, long screw drill rod, unit head, windlass, traction rope and pumping concrete auxiliary facility, main leg is fixed on chassis, unit head and main leg are slidably matched, mast top is provided with fixed pulley, windlass is connected with traction rope one end, the other end of fixed pulley and traction rope walked around by traction rope and unit head is fixed, long screw drill rod is fixed on the lower end of unit head, the carrier pipe of pumping concrete auxiliary facility is connected with the core pipe of long screw drill rod, and the drill bit point place of core pipe bottom is provided with valve. Windlass is wound around or loosens traction rope so that unit head drives long screw drill rod to rise or decline. Described long spire is call general in industry, refer to drilling rod core pipe outer circumference surface on be all provided with screw-blade from top to bottom.
The construction process of traditional stake machine is utilized to be: unit head drives drilling rod to rotate boring downwards, in hole, the soil body is upwards passed to ground by screw-blade, after boring reaches design absolute altitude, by pumping concrete auxiliary facility, concrete material is conveyed in drilling rod core pipe, core pipe bottom valve is opened under concrete material deadweight effect and is realized filling with concrete in hole, on one side pumping concrete promotes drilling rod on one side, until drill bit point arrives earth's surface, and finally insertion Steel Reinforcement Cage pile.
The stake machine of prior art and utilize the method for this machine bored pile to there is following defect: easy collapse hole when 1, rig creeps in the soil layer that miscellaneous fill and ground water table are higher, and surrounding soil easily gushes water in hole, moreover when filling with concrete in hole, in concrete material, grout easily penetrates into the surrounding soil body and causes loss; 2, the process inserting Steel Reinforcement Cage is difficult to ensure the vertical degree of insertion, and Steel Reinforcement Cage is easily inserted partially, causes the concrete cover thickness deviation around Steel Reinforcement Cage big.
Practical novel content
The technical problems to be solved in the utility model is, there is provided when a kind of soil layer higher at miscellaneous fill and ground water table creeps into, can not collapse hole, water can not be gushed, avoid fill with concrete time concrete material in grout run off to the soil body, and can ensure insert Steel Reinforcement Cage time do not insert inclined a complete set of tubular type long auger stake machine.
Technical solution of the present utility model is, a kind of a complete set of tubular type long auger stake machine is provided, it comprises chassis, main leg, long screw drill rod, upper unit head, first hoist and the first traction rope, main leg is fixed on chassis, upper unit head and main leg are slidably matched, main leg is provided with the first fixed pulley group, and one end of the first traction rope is connected with first hoist and the other end walks around the first fixed pulley group and upper unit head is fixed, and long screw drill rod and upper unit head are fixed; This machine also comprises lower unit head, second hoist and the 2nd traction rope, main leg is also provided with the 2nd fixed pulley group, lower unit head is also slidably fitted on main leg, one end of 2nd traction rope is connected with second hoist and the other end walks around the 2nd fixed pulley group and lower unit head is fixed, the lower removable formula of unit head is connected with an a complete set of pipe concentric with long screw drill rod, lower unit head is provided with drilling rod and crosses hole, and long screw drill rod crosses a complete set of pipe of hole insertion through drilling rod.
Utilizing the constructional method of a complete set of tubular type long auger stake machine of the utility model, its step comprises:
A, a complete set of tubular type long auger pile-forming machine perching, make the drill bit point alignment pile foundation center of long screw drill rod, and correct long screw drill rod verticality and with the concentricity of a complete set of pipe;
B, long screw drill rod order about at upper unit head and lower creep into the soil body, and a complete set of pipe orders about at lower unit head and lower sinks to the soil body with long screw drill rod synchronous rotary, synchronous sink process in, drill bit point than a complete set of manage low; In long screw drill rod drilling process, the soil body rises to lower unit head place on the screw-blade of long screw drill rod and discharges;
After the drill bit point of c, long screw drill rod arrives the design degree of depth at the bottom of hole, pumping concrete auxiliary facility is through the core pipe pump concrete of long screw drill rod, and continue more than 20s, then rotate and pull up long screw drill rod while continuing pumping, pressure filling concrete, until the drill bit point of long screw drill rod rises to the position higher than design of pile top absolute altitude, pressure fills with end of processing;
D, unclamp lower unit head with the connection of a complete set of pipe both are departed from, complete set pipe is stayed in stake position, then stake machine is removed so that above stake position, sky is accessible;
E, with joint bar device, Steel Reinforcement Cage is inserted in the concrete of stake position;
F, hang vibrating bin with the machine of hanging, vibrating bin is moved to top, stake position, vibrating bin and a complete set of pipe are connected and fixed, then vibrate and extract a complete set and manage.
The a complete set of tubular type long auger stake machine of the utility model compared with prior art, has the following advantages and effect.
First, in the process bored under long screw drill rod, the synchronous sinking of a complete set of pipe, that is, a complete set of pipe plays the effect of retaining wall all the time in going down process, this just effectively prevent the situation of collapse hole when creeping in the soil layer that miscellaneous fill and ground water table are higher, and outside hole, the water of the soil body is intercepted by a complete set of pipe, has also just stopped to gush in hole water; Equally, filling with in concrete process in pressure, a complete set of pipe can avoid the grout in hole to soil body penetration outside hole, and the grout avoiding concrete material is lost in the soil body; Moreover, owing to the top of a complete set of pipe is above ground level, during insertion Steel Reinforcement Cage, guide effect can be played, it is ensured that a complete set of tube hub of Steel Reinforcement Cage alignment is also exactly center, align piles position, the situation preventing the concrete cover due to the slotting Steel Reinforcement Cage partially caused of Steel Reinforcement Cage in uneven thickness.
Accompanying drawing explanation
Fig. 1 be a complete set of tubular type long auger stake machine of the utility model face structural representation.
Fig. 2 be utilize the constructional method of a complete set of tubular type long auger stake machine of the utility model when inserting Steel Reinforcement Cage face structural representation.
Fig. 3 be utilize the constructional method of a complete set of tubular type long auger stake machine of the utility model when extracting a complete set of pipe face structural representation.
Shown in figure 1, chassis, 2, main leg, 3, long screw drill rod, 4, upper unit head, 5, first hoist, the 6, first traction rope, the 7, first fixed pulley, 8, lower unit head, 9, second hoist, the 10, the 2nd traction rope, 11, the 2nd fixed pulley, 12, a complete set of pipe, 13, drilling rod cross hole, 14, Steel Reinforcement Cage, 15, hang machine, 16, shaking table, 17, power transmission steel pipe, 18, lifting beam, 19, vibrating bin.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As shown in Figure 1, a complete set of tubular type long auger stake machine of the utility model, it comprises chassis 1, main leg 2, long screw drill rod 3, upper unit head 4, first hoist 5, first traction rope 6, lower unit head 8, second hoist 9 and the 2nd traction rope 10. Main leg 2 is fixed on chassis 1, main leg 2 top is provided with the first fixed pulley group 7 and the 2nd fixed pulley group 11, two tackleblock are equipped with former and later two pulleys, two pulleys of the first fixed pulley group 7 occupy the side of the 2nd fixed pulley group 11 two pulleys, and the first traction rope 6 is convenient in such design and the 2nd traction rope 10 staggers mutually.
Upper unit head 4 and lower unit head 8 are all slidably matched with main leg 2, and specifically, the inner side of upper unit head 4 and lower unit head 8 is all fixed with and embraces hoop, and main leg 2 is fixed with erect to guide rail, embracing hoop is movably combined on guide rail, and like this, two unit heads and main leg 2 are free to slide. First hoist 5 and second hoist 9 are all fixed on chassis 1. One end of first traction rope 6 is connected with first hoist 5 and the other end of the first traction rope 6 walks around former and later two pulleys of the first fixed pulley group 7 and upper unit head 4 is fixed; One end of 2nd traction rope 10 is connected with second hoist 9 and the other end of the 2nd traction rope 10 walks around former and later two pulleys of the 2nd fixed pulley group 11 and lower unit head 8 is fixed. Lower unit head 8 is bigger than upper unit head 4 volume, and the 2nd traction rope 10 occupy again the first traction rope 6 side, like this, it is ensured that two traction ropes all can be connected with each self-corresponding unit head and two traction ropes stagger mutually, it is ensured that the normal lifting of two unit heads.
Long screw drill rod 3 is fixed with upper unit head 4. The lower removable formula of unit head 8 is connected with an a complete set of pipe 12 concentric with long screw drill rod 3, and namely a complete set of axis of pipe 12 and the axis of long screw drill rod 3 are located along the same line. Lower unit head 8 is provided with drilling rod and crosses hole 13, and long screw drill rod 3 is crossed hole 13 through drilling rod and inserted in a complete set of pipe 12, internal diameter about the 20mm bigger than the external diameter of long screw drill rod 3 of a complete set of pipe 12. Chassis 1 is provided with counterweight block. The carrier pipe of pumping concrete auxiliary facility is connected with the core pipe of long screw drill rod 3, and core pipe bottom is the valve exported for concrete material.
As shown in Figure 1, Figure 2, Figure 3 shows, utilizing the constructional method of a complete set of tubular type long auger stake machine of the utility model, its step is as follows.
A, a complete set of tubular type long auger pile-forming machine perching, make the drill bit point alignment pile foundation center of long screw drill rod 3, and correct the verticality of long screw drill rod 3 and the concentricity of long screw drill rod 3 and a complete set of pipe 12.
B, drive first hoist 5, decline and start and go up unit head 4 so that long screw drill rod 3 orders about at upper unit head 4 and lower creeps into the soil body. Drive second hoist 9, decline and start lower unit head 8, a complete set of pipe 12 is ordered about at lower unit head 8 and lower sinks to the soil body with long screw drill rod 3 synchronous rotary, synchronous sink process in, sharp about the 300m lower than a complete set of pipe 12 bottom of the drill bit of long screw drill rod 3 bottom; In long screw drill rod 3 drilling process, the soil body rises to lower unit head 8 place on the screw-blade of long screw drill rod 3 and discharges; The soil body of accumulation is transported by synchronous employing excavator in time.
The drill bit point of c, long screw drill rod 3 arrives not want at once after designing the degree of depth at the bottom of hole and carries, but wait pumping concrete auxiliary facility pump concrete in the core Guan Xiangkong of long screw drill rod 3 also to continue more than 20s, then just rotate and pull up long screw drill rod 3 while continuing pumping, pressure filling concrete, until the drill bit point of long screw drill rod 3 rises to higher than design of pile top more than absolute altitude 1m, coagulation soil pressure fills with end of processing.
D, the connection unclamping lower unit head 8 and a complete set of pipe 12 make both depart from, and are stayed by complete set pipe 12 in stake position, and stake machine, higher than ground about 1m, is then removed by a complete set of pipe 12 top so that empty accessible above stake position.
E, with joint bar device, Steel Reinforcement Cage 14 is inserted in the concrete of stake position. Specifically, joint bar device comprises shaking table 16 and power transmission steel pipe 17, and elder generation is in special colligation platform colligation or has welded Steel Reinforcement Cage 14; Sling with the lifting beam 18 hanging machine 15 again shaking table 16 and power transmission steel pipe 17, and power transmission steel pipe 17 is inserted Steel Reinforcement Cage 14 bottom, and Steel Reinforcement Cage 14 upper end is connected with shaking table 16, and make power transmission steel pipe 17 support with the cone point of Steel Reinforcement Cage 14; Moved to top, stake position again, stake position concrete base is sunk in Steel Reinforcement Cage 14 vibration; Dismantling Steel Reinforcement Cage 14 connection with shaking table 16, power transmission steel pipe 17 is extracted in vibration again.
F, hang vibrating bin 19 with the lifting beam 18 hanging machine 15, vibrating bin 19 is moved to top, stake position, vibrating bin 19 and a complete set of pipe 12 upper end are connected and fixed, then vibrate and extract complete set pipe 12. Above-mentioned a complete set of pipe 12 can recycle in next stake position.
Claims (1)
1. an a complete set of tubular type long auger stake machine, it comprises chassis (1), main leg (2), long screw drill rod (3), upper unit head (4), first hoist (5) and the first traction rope (6), main leg (2) is fixed on chassis (1), upper unit head (4) and main leg (2) are slidably matched, main leg (2) is provided with the first fixed pulley group (7), one end of first traction rope (6) is connected with first hoist (5) and the other end walks around the first fixed pulley group (7) and upper unit head (4) is fixed, long screw drill rod (3) is fixed with upper unit head (4), it is characterized in that: this machine also comprises lower unit head (8), second hoist (9) and the 2nd traction rope (10), main leg (2) is also provided with the 2nd fixed pulley group (11), lower unit head (8) is also slidably fitted on main leg (2), one end of 2nd traction rope (10) is connected with second hoist (9) and the other end walks around the 2nd fixed pulley group (11) and lower unit head (8) is fixed, the removable formula of lower unit head (8) is connected with an a complete set of pipe (12) concentric with long screw drill rod (3), lower unit head (8) is provided with drilling rod and crosses hole (13), long screw drill rod (3) crosses a complete set of pipe (12) of hole (13) insertion through drilling rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620066134.8U CN205277294U (en) | 2016-01-25 | 2016-01-25 | A complete set of tubular long spiral drilled stake machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620066134.8U CN205277294U (en) | 2016-01-25 | 2016-01-25 | A complete set of tubular long spiral drilled stake machine |
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| CN205277294U true CN205277294U (en) | 2016-06-01 |
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| CN201620066134.8U Active CN205277294U (en) | 2016-01-25 | 2016-01-25 | A complete set of tubular long spiral drilled stake machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105569560A (en) * | 2016-01-25 | 2016-05-11 | 宁波鸿晨建设有限公司 | Full casing long-spiral bored pile machine and method of using same for construction |
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2016
- 2016-01-25 CN CN201620066134.8U patent/CN205277294U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105569560A (en) * | 2016-01-25 | 2016-05-11 | 宁波鸿晨建设有限公司 | Full casing long-spiral bored pile machine and method of using same for construction |
| CN105569560B (en) * | 2016-01-25 | 2018-08-24 | 浙江鸿晨建设有限公司 | A full set of tubular type long auger stake machine and the method for utilizing the ram machine construction |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
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Address after: 315032, a third building, three Xinqiao Road, Jiangbei District, Zhejiang, Ningbo, 106 Patentee after: Zhejiang Hong Chen Construction Co., Ltd. Address before: 315042 Zhejiang province Ningbo City Jiangdong District Road No. 984 Min'an Patentee before: Ningbo Hong Chen Construction Company Limited |