CN1278034A - Multi-section reaming pouring concrete pile forming device and processing method thereof - Google Patents
Multi-section reaming pouring concrete pile forming device and processing method thereof Download PDFInfo
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- CN1278034A CN1278034A CN 00109245 CN00109245A CN1278034A CN 1278034 A CN1278034 A CN 1278034A CN 00109245 CN00109245 CN 00109245 CN 00109245 A CN00109245 A CN 00109245A CN 1278034 A CN1278034 A CN 1278034A
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- compacted
- facility
- reaming
- oil cylinder
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- 238000003672 processing method Methods 0.000 title claims abstract description 8
- 239000002689 soil Substances 0.000 claims abstract description 49
- 239000003921 oil Substances 0.000 claims description 39
- 238000000465 moulding Methods 0.000 claims description 27
- 230000010412 perfusion Effects 0.000 claims description 13
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 210000000481 breast Anatomy 0.000 claims description 8
- 239000010720 hydraulic oil Substances 0.000 claims description 4
- 230000017105 transposition Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 2
- 238000005056 compaction Methods 0.000 abstract description 4
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 230000002459 sustained effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Abstract
The invention relates to a forming device and a processing method of a multi-section hole-expanding cast-in-place concrete pile for expanding the vertical hole wall of a bearing pile in building foundation engineering. The device comprises a traction mechanism, a positioning box and an axial base, wherein the compaction machine is a double-acting multi-stage oil cylinder with a maximum diameter cylinder body as an active executing piece. The device has the maximum pressure on the soil layer, and can form the reaming of the maximum area and ensure the pore-forming quality. It has wide soil property application range and strong practicability. The traction mechanism of the device can be quickly disconnected and adjusted in a telescopic mode and the like, multiple sets of compaction machines can be combined up and down to operate simultaneously, multiple disc-shaped holes can be formed within twenty minutes every 360 degrees of rotation in the vertical hole of the main pile, and the efficiency is highest.
Description
The present invention relates to be applied in the building foundation engineering, the vertical hole of bearing peg is carried out a kind of more piece reaming perfusion concrete forming pile device and the processing method thereof of reaming.
Its piston rod of multi-stage oil cylinder that known existing reaming facility adopt is the active executive item, for the reaming that can reach a time compaction forming has certain altitude and width, need in limited space, the vertical hole of king pile, be with the compacted facility that are connected with piston rod in the outside of multi-stage oil cylinder, therefore need corresponding shortening, the length of dwindling oil cylinders at different levels and diameter, and influence the total kilometres of this multi-stage oil cylinder and the active force of soil layer.Known existing reaming facility, position at its equipment sustained height, be provided with corresponding two multi-stage oil cylinders, in order to make it have bigger total kilometres respectively, certainly will cause the progression of this multi-stage oil cylinder that is multiplied, when it implements compacted operation to soil layer, and cause to stretch out than the cylinder barrel and the piston rod of minor diameter.Known existing reaming facility, breast boards is not all installed in both sides at its compacted facility, when it implements compacted operation to cohesive soil and plasticity soil layer, because the existence in the hole of moulding for the first time, after turning to transposition, compacted facility are right after previous moulding hole when going compacted operation again, pressed in the previous moulding hole by the native major part of disturbance, and be bonded together with hole wall.Be provided with axial base in the known existing reaming facility positioning box, when it implements compacted operation to cohesive soil and plasticity soil layer, the stress that is produced is seated in the previous moulding hole positioning box or axial base, the soil layer of this upper and lower, moulding hole is pressed against at the bottom of the hole, has a strong impact on the degree of depth in moulding hole.Known existing reaming facility only are provided with one group of compacted facility in the bottom of its haulage gear, and these group of reaming facility construction progress in the vertical hole of king pile is slow.Because complex degree of stratum changes greatly, cause the UR spacing to change and one group of compacted facility factor easily that in the vertical hole of king pile, replaces up and down, hinder people's consideration and made up the problem of the compacted facility while operation of every cover up and down.So existing in sum reaming facility are little to the active force of soil layer, can not the reaming of moulding larger area, its suitable soil property scope is little, and practicality is low, and efficient is low.
The purpose of this invention is to provide a kind of active force maximum to soil layer, the reaming of energy moulding maximum area, it is wide, practical to be suitable for the soil property scope, most effective more piece reaming perfusion concrete forming pile device and processing method thereof.
The object of the present invention is achieved like this: a kind of more piece reaming perfusion concrete forming pile device and processing method thereof, this device comprises haulage gear and positioning box and axial base, compacted facility in the positioning box are that this piston rod is fixedlyed connected with axial base, and its maximum gauge cylinder body is the double acting multi-stage oil cylinder of active executive item.
A kind of more piece reaming perfusion concrete forming pile device and processing method thereof, this method are first adjustment, fixingly respectively organize distance between the compacted facility, put it in the vertical hole of king pile again, make that respectively to organize compacted facility in place respectively simultaneously; Turn to transposition simultaneously; The compacted facility of many groups are exerted pressure to soil layer and a plurality of reamings of moulding simultaneously simultaneously.
A kind of more piece reaming perfusion concrete forming pile device; This haulage gear is that more piece can be linked in scalable, separable different-diameter steel pipe together or separablely forms with the diameter steel pipe, and the separable place of its haulage gear is connected with positioning box.
A kind of more piece reaming perfusion concrete forming pile device; This axial base is its axial base of all being lengthened out of two ends up and down.
A kind of more piece reaming perfusion concrete forming pile device; The one or both sides of this compacted facility maximum gauge cylinder body are provided with the breast boards by small-sized hydraulic oil cylinder driving.
Advantage of the present invention is:
1, piston rod is fixed, made maximum cylinder body be initiatively the present invention of executive item, compare for the prior art of active executive item with piston rod, the present invention can remove the compacted device that the prior art piston rod is connected.Because the profile of maximum gauge cylinder body is machined directly to the profile of compacted device, the still effect that can keep the compacted device of prior art to be played.In addition, size outside the compacted device of prior art one is regularly removed it, can strengthen the internal diameter size of multi-stage oil cylinder and improves its pressure to soil layer at double; And under the situation that does not increase multi-stage oil cylinder progression, can strengthen the length of oil cylinders at different levels and significantly improve the total kilometres of multi-stage oil cylinder.Total kilometres as both multi-stage oil cylinders of front and back are identical, can reduce the progression of this multi-stage oil cylinder and improve its pressure to soil layer at double, so in sum, it is wide, practical that this device is suitable for the soil property scope, can moulding the reaming of maximum area, can significantly improve the supporting capacity of bearing peg.
2, owing to this device haulage gear is that scalable, the separable different-diameter steel pipe that more piece can be linked in is together formed.So can need the quantity of reaming according to bearing peg up and down, connect the compacted facility of respective numbers at the separable place of this haulage gear respectively.And can be according to because the variation on stratum, and cause the variation of UR spacing, distance between the compacted facility about regulating rapidly, make respectively organize compacted facility can be in place respectively simultaneously in the vertical hole of king pile; Turn to transposition simultaneously; Many group extrusion press prodigiosins are exerted pressure to soil layer and a plurality of reamings of moulding simultaneously simultaneously.So it is wide, practical, most effective that this device is suitable for the soil property scope.
3, this assembly axis is its axial base of all being lengthened out of two ends up and down to base, and when moving after this axial base is subjected to reaction force, it leans against on the soil layer of upper and lower, previous moulding hole at two ends up and down.Under viscosity and plasticity soil condition, the soil layer that can prevent upper and lower, previous moulding hole is pressed against at the bottom of the hole and with it and is bonded together, and guarantees the quality in moulding hole.So it is wide, practical that this device is suitable for the soil property scope.
4, this installs a side or two sides of compacted facility, be provided with the breast boards by small-sized hydraulic oil cylinder driving, when cohesive soil and the operation of plasticity soil layer, breast boards stretches out in advance and puts in place, prevent to be entered in the previous moulding hole and and be bonded together, and guarantee hole quality with hole wall by the soil of compacted device disturbance.So it is wide, practical that this device is suitable for the soil property scope.
The present invention is specifically provided by following examples and accompanying drawing thereof.
Fig. 1 is apparatus of the present invention sectional view.
Fig. 2 is apparatus of the present invention operation schematic diagram.
Fig. 3 is apparatus of the present invention moulding reaming schematic diagram.
Embodiment one: known existing reaming facility, its piston rod is the active executive item, for the reaming that can reach a time compaction forming has certain altitude and width, need in the confined space of equipment outside at multi-stage oil cylinder, increase the cover one compacted facility that are connected with piston rod, therefore need corresponding shortening, the length of dwindling oil cylinders at different levels and diameter, and influence the total kilometres of this multi-stage oil cylinder and influence its pressure soil layer; When identical (with reference to Fig. 1), need to increase the progression of existing equipment multi-stage oil cylinder, and influence its pressure soil layer with the total kilometres of this equipment multi-stage oil cylinder.Known existing reaming facility, corresponding two multi-stage oil cylinders have been adopted at the position of its device interior sustained height, when its total kilometres with this equipment multi-stage oil cylinder are identical, the progression of this multi-stage oil cylinder certainly will be multiplied, cause when it implements compacted operation to soil layer, and cause less cylinder barrel and piston rod not to stretch out, the reaming minimum of its moulding.The soil property scope is little so existing reaming facility are suitable for, and practicality is low, reaming that can not the moulding maximum area.The active executive item of the compacted facility of (with reference to Fig. 1) Counterboring apparatus of the present invention, maximum gauge cylinder body 5 for multi-stage oil cylinder, need not increase the compacted device of cover in its outside, and make full use of the shared space of compacted device (front portion and the both sides that refer to maximum gauge cylinder body 5), reach the total kilometres that increase multi-stage oil cylinder and increase its purpose the pressure of soil layer.As the total kilometres of both multi-stage oil cylinders of front and back when identical, can reduce the progression of this multi-stage oil cylinder and improve its pressure at double soil layer.So it is wide, practical that this Counterboring apparatus is suitable for the soil property scope, the reaming of energy moulding maximum area.
Embodiment two: known existing reaming facility, owing to be subjected to the variation of complex degree of stratum, cause the variation of UR spacing and one group of compacted facility factor easily that replaces up and down in the vertical hole of king pile, so only be provided with one group of compacted facility in the bottom of its haulage gear, its construction progress is slow.With reference to Fig. 2, this device haulage gear 1, for separable, the telescopic different-diameter steel pipe that the every joint that is connected by pivot pin can be linked in is together formed, its separable place that also can be made of (increase or reduce pipe fitting and regulate the spacing of compacted facility up and down) haulage gear 1 the same diameter steel pipe that flange form connects is connected with positioning box 2, this positioning box is welded by steel plate, thereafter the outside is provided with axial base 3, is slidingly connected with positioning box or fixedlys connected.(being slidingly connected can prevent to produce amount of deflection when multi-stage oil cylinder from stretching out, and accurately grasps the life-span of its each wear-out part, stops to cause active executive item 5 not regain owing to can not grasp the accurate life-span of multi-stage oil cylinder, has a strong impact on engineering progress).Be provided with a double acting multi-stage oil cylinder in the positioning box 2, this multi-stage oil cylinder can be telescopic multi-stage oil cylinder, also can be the plunger type multi-stage oil cylinder, (when the length dimension of the sum of series multi-stage oil cylinder of both multi-stage oil cylinders is identical, the former total kilometres maximum), the piston rod 4 of this multi-stage oil cylinder is fixedlyed connected with axial base 3.So no matter piston rod is the active executive item, still maximum cylinder body is the active executive item, adjustings such as this device haulage gear can disconnect fast with the need, stretch, and be combined as to overlap the operations simultaneously of secret facility up and down more, make package unit in the vertical hole of king pile, whenever revolve three-sixth turn, energy moulding a plurality of dish types holes (with reference to Fig. 3) within 15 to 20 minutes, its suitable soil property scope is wide, practical, most effective.This installs (can reduce the adapted amount of crane and reduce expenses) compacted facility and initiatively is provided with the domatic spare 7 that is welded by steel plate in top and the bottom of executive item 5, and it also can be replaced by notch plate.When active executive item 5 entered the soil layer certain depth, domatic annex 7 was driven by active executive item 5 and enters soil layer, but multi-stage oil cylinder is when all covering its total kilometres, and domatic annex 7 still contact with positioning box 2, guarantees that active executive item 5 is retracted in the positioning box smoothly.Domatic annex 7 enters the closely knit intensity that soil layer can improve upper and lower, moulding hole soil layer, can prevent that the phenomenon of caving in from appearring in the moulding hole, guarantees hole quality.
Embodiment three: the back outside of this device positioning box 2 is provided with its up and down axial base 3 of all being lengthened out of two ends, when 5 pairs of soil layers of active executive item are exerted pressure, this axial base is subjected to moving behind the reaction force, and it leans against on the soil layer of upper and lower, previous moulding hole at two ends up and down.Under cohesive soil, plasticity soil condition, the soil layer that can prevent upper and lower, previous moulding hole is pressed against at the bottom of the hole and with it and is bonded together, and guarantees the degree of depth and the quality in moulding hole.So it is wide, practical that this device is suitable for the soil property scope.
Embodiment four: this installs a side of compacted facility or two sides and is provided with breast boards 6 by the compact multi-level hydraulic oil cylinder driving, the piston rod of small-sized oil cylinder is connected or is connected with active executive item 5 with axial base, also certain angular position at 5 four angles of active executive item can be processed as the cylinder body of small-sized oil cylinder, drive breast boards by small-sized oil cylinder piston bar.When implementing compacted ream operation, breast boards 6 stretches out in advance and puts in place, prevents to be entered in the previous moulding hole and with hole wall by the cohesive soil of active executive item 5 disturbances or plasticity soil to be bonded together, and guarantees the degree of depth and the quality of pore-forming.So it is wide, practical that this device is suitable for the soil property scope.
Claims (5)
1, a kind of more piece reaming perfusion concrete forming pile device and processing method thereof: this device comprises haulage gear and positioning box and axial base; It is characterized in that the compacted facility in the positioning box are that this piston rod is fixedlyed connected with axial base, its maximum gauge cylinder body is the double acting multi-stage oil cylinder of active executive item.
2, a kind of more piece reaming perfusion concrete forming pile device and facture thereof: the feature of this method is first adjustment, fixes and respectively organize distance between the compacted facility, put it into again in the vertical hole of king pile, make that respectively to organize compacted facility in place respectively simultaneously, turn to transposition simultaneously, the compacted facility of many groups are exerted pressure to soil layer and a plurality of reamings of moulding simultaneously simultaneously.
3, a kind of more piece reaming perfusion concrete forming pile device according to claim 1; It is characterized in that this haulage gear is that more piece can be linked in scalable, separable different-diameter steel pipe together or separablely forms with the diameter steel pipe, the separable place of its haulage gear is connected with positioning box.
4, a kind of more piece reaming perfusion concrete forming pile device according to claim 1; It is characterized in that this axial base is its axial base of all being lengthened out of two ends up and down.
5, a kind of more piece reaming perfusion concrete forming pile device according to claim 1; The one or both sides that it is characterized in that this compacted facility maximum gauge cylinder body are provided with the breast boards by small-sized hydraulic oil cylinder driving.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00109245 CN1278034A (en) | 1999-06-21 | 2000-06-19 | Multi-section reaming pouring concrete pile forming device and processing method thereof |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN99109098.5 | 1999-06-21 | ||
| CN99109098 | 1999-06-21 | ||
| CN 00109245 CN1278034A (en) | 1999-06-21 | 2000-06-19 | Multi-section reaming pouring concrete pile forming device and processing method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN1278034A true CN1278034A (en) | 2000-12-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00109245 Pending CN1278034A (en) | 1999-06-21 | 2000-06-19 | Multi-section reaming pouring concrete pile forming device and processing method thereof |
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| CN (1) | CN1278034A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100427688C (en) * | 2005-06-09 | 2008-10-22 | 清华大学 | Side downhole soil-extruded foundation treating method and horizontal extruding-spreading device |
-
2000
- 2000-06-19 CN CN 00109245 patent/CN1278034A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100427688C (en) * | 2005-06-09 | 2008-10-22 | 清华大学 | Side downhole soil-extruded foundation treating method and horizontal extruding-spreading device |
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