CN1796665A - Implantation method for ground foundation construction - Google Patents
Implantation method for ground foundation construction Download PDFInfo
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- CN1796665A CN1796665A CNA2005100738280A CN200510073828A CN1796665A CN 1796665 A CN1796665 A CN 1796665A CN A2005100738280 A CNA2005100738280 A CN A2005100738280A CN 200510073828 A CN200510073828 A CN 200510073828A CN 1796665 A CN1796665 A CN 1796665A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
- E02D3/12—Consolidating by placing solidifying or pore-filling substances in the soil
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2200/00—Geometrical or physical properties
- E02D2200/16—Shapes
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2250/00—Production methods
- E02D2250/003—Injection of material
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2600/00—Miscellaneous
Abstract
To provide a grouting construction method which enables a part of an outer-pipe ejection port to be closed by increasing a length by means of an expansion/contraction packer, can make an inner-pipe ejection port vertically movable, and enables concurrent grouting by the provision of the three or more expansion/contraction packers. An inner pipe 5 with the three or more expansion/contraction packers 6 are loosely inserted into an outer pipe 3 which is installed in the ground 1, a fluid is fed into the packer 6 and expanded so that a grouting liquid can be concurrently injected from an inner-pipe ejection port 7, subsequently, the fluid is discharged from the packer 6 so that the packer can be contracted, and after a grouting stage is moved by moving the inner pipe 5, the packer 6 is expanded so that the grouting liquid can be repeatedly and concurrently injected into the ground 1.
Description
Technical field
The present invention relates to soft foundation, the implantation method for ground foundation construction of ground etc. leaks, in detail, in this implantation method for ground foundation construction, adopt the expansion plug-in unit as plug-in unit, plug-in unit can free swollen contracting, and therefore, plug-in unit become strip and makes its expansion, a part of outer tube outlet opening can be blocked, and,, interior pipe can be moved up and down in outer tube by making its contraction, and, owing to have this swollen plug-in unit that contracts more than three or three, can inject simultaneously from the outer tube outlet opening more than two or two, like this, can not only be with rapid hardening mortar and the compound overlappingly injection of permeability mortar, and can inject simultaneously from several outer tube outlet openings.
Background technology
As the implantation method for ground foundation construction of soft foundation, the ground that leaks etc., the injection construction method (No. the 2772637th, Japan Patent) of employing ascending pipe 20 shown in Figure 11 is arranged before.
Among Figure 11, ascending pipe 20 has outer tube 21 and interior pipe 22, when being set in this ground 23, earlier outer tube 21 is set in the ground 23.On the tube wall 24 of the direction of principal axis diverse location of outer tube 21, have several outlet openings 25,25...25 arbitrarily.These outlet openings 25 all are covered with by rubber bush 26.
Then, interior pipe 22 existence are inserted in the outer tube 21 with gap.On the tube wall 27 of the direction of principal axis diverse location of interior pipe 21, also have several jets 28,28...28 arbitrarily.These jets 28,28...28 dwindle opening as best one can, and like this, every part of liquor charging amount for the injection liquid in the interior pipe 22 does not produce the pipe internal pressure, and injection liquid is ejected in the space 31 from jet 28.
In addition, in the gap of interior pipe 22 and outer tube 21, form pipeline 29, length direction diverse location in this pipeline 29, disposing to devices spaced apart at least three plug-in units 30,30...30, like this, between adjacent plug-in unit 30,30, promptly between adjacent plug-in unit up and down 30,30, formed the space 31 of several independent along its length.And plug-in unit 30,30 disposes in this wise: make in each space 31, disposing an outer tube outlet opening 25 and interior pipe inspection mouth 28 respectively at least.
When adopting the ascending pipe device 20 of above-mentioned structure to inject, earlier sleeve mortar 32 is injected in the gap of outer tubes 21 and ground 23, seal.Then, import injecting the pipeline 22a of liquid from interior pipe 22, as shown by arrows, be ejected in each space 31,31 injecting jet 28, the 28...28 of liquid from interior pipe 22, process is positioned at the outlet opening 25 of the outer tube 21 of each space 31,31...31 again, push rubber bush 26 open, pass sleeve mortar 32 and be penetrated in the ground 23.
But in the above-mentioned technology before, plug-in unit on the ascending pipe 20 30 is made of rubber ring, and therefore, interior pipe 22 can not move, and, plug-in unit can not be become strip, thereby, can not be with rapid hardening mortar and the compound overlappingly injection of permeability mortar.In addition, above-mentioned known ascending pipe 20, when being out of shape when having acted on soil pressure, interior pipe just can not move fully.
Patent documentation 1: No. the 2772637th, Japan Patent
Summary of the invention
The purpose of this invention is to provide the implantation method for ground foundation construction that to improve shortcoming in the above-mentioned technology before.In this construction method, adopt the swollen plug-in unit that contracts more than three or three, replace rubber ring before as plug-in unit, plug-in unit is become strip, by it is expanded, can be with the blocking of a part of outer tube outlet opening, and, by making its contraction, interior pipe can be moved up and down, like this, can not only be with rapid hardening mortar and the compound overlappingly injection of permeability mortar, and, also can inject from several outer tube outlet openings while person.
To achieve these goals, implantation method for ground foundation construction of the present invention, it is characterized in that, the outer tube that has some outer tube outlet openings at the direction of principal axis diverse location, be arranged in the ground, have at the length direction diverse location more than three or three swollen contract plug-in unit and adjacent swollen contract have between plug-in unit in the pipe outlet opening interior pipe, exist and be inserted in gap in the above-mentioned outer tube, fluid is delivered to the above-mentioned swollen plug-in unit that contracts more than three or three, this swollen plug-in unit that contracts is expanded, form space in the outer tube more than two or two adjacent swollen contract between plug-in unit, pass through in the outer tube space and outer tube outlet opening from interior pipe outlet opening and inject ground simultaneously injecting liquid.
In addition, to achieve these goals, implantation method for ground foundation construction of the present invention, it is characterized in that, the outer tube that has some outer tube outlet openings at the direction of principal axis diverse location, be arranged in the ground, have at the length direction diverse location more than three or three swollen contract plug-in unit and adjacent swollen contract have between plug-in unit in the pipe outlet opening interior pipe, exist to be inserted in gap in the above-mentioned outer tube, fluid is delivered to the above-mentioned swollen plug-in unit that contracts more than three or three, this swollen plug-in unit that contracts is expanded, form space in the outer tube more than two or two adjacent swollen contract between plug-in unit, side by side inject ground from interior pipe outlet opening through space in the outer tube and outer tube outlet opening injecting liquid, then, discharge fluid from the swollen plug-in unit that contracts, the swollen plug-in unit that contracts is shunk, pipe in moving, the pipe outlet opening is aimed at another outer tube outlet opening in making, moved the injection stage after, the swollen plug-in unit that contracts is expanded, form space in the outer tube, similarly, will inject liquid again and inject ground simultaneously.
In addition, to achieve these goals, implantation method for ground foundation construction of the present invention, it is characterized in that, the outer tube that has some outer tube outlet openings at the direction of principal axis diverse location, be arranged in the ground, have at the length direction diverse location more than three or three swollen contract plug-in unit and adjacent swollen contract have respectively between plug-in unit in pipe in the pipe some of outlet opening, exist and be inserted in gap in the above-mentioned outer tube, fluid is delivered to the above-mentioned swollen plug-in unit that contracts more than three or three, this swollen plug-in unit that contracts is expanded, form space in the outer tube more than two or two between plug-in unit, pass through in the outer tube space and outer tube outlet opening from interior pipe outlet opening and inject ground simultaneously injecting liquid adjacent swollen contracting.
In addition, to achieve these goals, implantation method for ground foundation construction of the present invention, it is characterized in that, the outer tube that has some outer tube outlet openings at the direction of principal axis diverse location, be arranged in the ground, have at the length direction diverse location more than three or three swollen contract plug-in unit and adjacent swollen contract have respectively between plug-in unit in pipe in the pipe some of outlet opening, exist to be inserted in gap in the above-mentioned outer tube, fluid is delivered to the above-mentioned swollen plug-in unit that contracts more than three or three, this swollen plug-in unit that contracts is expanded, form space in the outer tube more than two or two adjacent swollen contract between plug-in unit, simultaneously inject ground from interior pipe outlet opening through space in the outer tube and outer tube outlet opening injecting liquid, then, discharge fluid from the swollen plug-in unit that contracts, the swollen plug-in unit that contracts is shunk, pipe in moving some, the pipe outlet opening is aimed at other outer tube outlet opening in making, moved the injection stage after, the swollen plug-in unit that contracts is expanded, form space in the outer tube, similarly, will inject liquid again and inject ground simultaneously.
The invention effect
Among the present invention, the diverse location at length direction have swollen more than three or three contract plug-in unit and these swollen contract have between plug-in unit in the interior pipe of pipe outlet opening, existing is inserted in the outer tube with gap, send into fluid to the swollen plug-in unit that contracts, it is expanded,, form space in the outer tube more than two or two adjacent swollen contracting between plug-in unit, pass through space and outer tube outlet opening in the outer tube injecting liquid from interior pipe outlet opening, side by side inject ground.In addition, from the swollen plug-in unit that contracts, discharge fluid, make its contraction, after this state moves to another injection stage with interior pipe, the swollen plug-in unit that contracts is expanded, similarly, will inject liquid again and inject simultaneously.Therefore, even plug-in unit is become strip, plug-in unit also can be discharged because of fluid and be dwindled, interior pipe can move up and down, and the outer tube outlet opening of a part is blocked by the swollen plug-in unit that contracts, can inject from other outlet opening, can be with rapid hardening mortar and the compound overlappingly injection of permeability mortar.
Description of drawings
Fig. 1 is the profile of the operation of explanation implantation method for ground foundation construction of the present invention.
Fig. 2 discharges fluid, interior pipe is moved to the profile that another injects stage condition from the swollen plug-in unit that contracts.
Fig. 3 makes swollen among Fig. 2 plug-in unit that contracts expand, inject from another injection stage the profile of state.
Fig. 4 is to use the profile when managing in some.
Fig. 5 will discharge in the swollen plug-in unit that contracts of fluid from Fig. 4, some interior pipes be moved to the profile that another injects stage condition.
Fig. 6 makes swollen among Fig. 5 plug-in unit that contracts expand, inject from another injection stage the profile of state.
Fig. 7 is illustrated in the profile that also has the swollen plug-in unit that contracts in the outer tube space.
Fig. 8 will discharge in the swollen plug-in unit that contracts of fluid from Fig. 7, some interior pipes be moved to the profile that another injects stage condition.
Fig. 9 makes swollen among Fig. 8 plug-in unit that contracts expand, inject from another injection stage the profile of state.
Figure 10 is the profile of the ascending pipe of actual use.
Figure 11 is the profile of known ascending pipe.
The specific embodiment
Below, present invention will be described in detail with reference to the accompanying.
Fig. 1 is the profile of the operation of explanation implantation method for ground foundation construction of the present invention.Fig. 2 discharges fluid, interior pipe is moved to the profile that another injects stage condition from the swollen plug-in unit that contracts.Fig. 3 makes swollen among Fig. 2 plug-in unit that contracts expand, inject from another injection stage the profile of state.Fig. 4 is to use the profile when managing in some.Fig. 5 will discharge in the swollen plug-in unit that contracts of fluid from Fig. 4, some interior pipes be moved to the profile that another injects stage condition.Fig. 6 makes swollen among Fig. 5 plug-in unit that contracts expand, inject from another injection stage the profile of state.Fig. 7 is illustrated in the profile that also has the swollen plug-in unit that contracts in the outer tube space.Fig. 8 will discharge in the swollen plug-in unit that contracts of fluid from Fig. 7, some interior pipes be moved to the profile that another injects stage condition.Fig. 9 makes swollen among Fig. 8 plug-in unit that contracts expand, inject from another injection stage the profile of state.Figure 10 is the profile of the ascending pipe of actual use.Figure 11 is the profile of known ascending pipe.
As shown in Figure 1, among the present invention, the outer tube 3 that has several outer tube outlet openings 2,2...2 at the direction of principal axis diverse location, be arranged in the ground 1 earlier.When being arranged on outer tube 3 in the ground 1, on ground 1, form excavated hole earlier, then outer tube 3 is inserted in this excavated hole (this procedure chart does not show).Outer tube outlet opening 2,2...2 are covered with by rubber bush 4 respectively.
Then, interior pipe 5 existence are inserted in the outer tube 3 with gap.Interior pipe 5 in its different position of length direction, outside, have to devices spaced apart swollen plug-in unit 6, the 6...6 of contracting more than three or three, and swollen the contracting between the plug-in unit 6,6 adjacent has the interior pipe outlet opening 7 that is made of jet.
Among the present invention,,, deliver to swollen plug-in unit 6, the 6...6 of contracting more than three or three, the swollen plug-in unit 6 that contracts, 6...6 are expanded by the plug-in unit stream 8 that is communicated with the swollen plug-in unit 6 that contracts, 6...6 the fluid of air, water etc.Like this, adjacent swollen contracting between the plug-in unit 6,6, formed space 9,9...9 in the outer tube more than two or two, will inject liquid and pass through space 9 and outer tube outlet opening 2 in the outer tubes from interior pipe outlet opening 7, side by side inject in the ground 1, form fixed regional 10,10...10.At this moment, be present in the outlet opening beyond the outer tube outlet opening 2 of adjacent swollen 6,6 of the plug-in units of contracting, blocked by the swollen plug-in unit 6 that contracts.
Then, as shown in Figure 2, fluid is discharged from the swollen plug-in unit 6 that contracts, 6...6, the swollen plug-in unit 6 that contracts, 6...6 shrink, and interior pipe 5 can move freely.Like this, interior pipe 5 is moved towards the top, pipe outlet opening 7 is aimed at the mobile injection stage in making with another outer tube outlet opening 2.Promptly, with interior pipe 5 move to make in behind pipe outlet opening 7 and the position of being aimed at by the swollen plug-in unit 6 that contracts of Fig. 1, outer tube outlet opening 2 that 6...6 blocks, as shown in Figure 3, the swollen plug-in unit 6 that contracts, 6...6 are expanded, form space 9,9...9 in the outer tube, with Fig. 1 similarly, will inject liquid again and side by side inject ground 1, make fixed regional 10 overlapping.
In the invention described above, the injection liquid among Fig. 1 is to adopt the rapid hardening mortar, and the injection liquid among Fig. 3 is to adopt the permeability mortar, like this, can carry out compound injection.That is, in Fig. 1, inject the short rapid hardening mortar of setting time, then, the mobile injection stage, in Fig. 3, inject the long permeability mortar of setting time, can carry out compound injection like this.
Fig. 4 is the profile of the embodiment of pipe 5 in adopting some.As shown in Figure 4, with Fig. 1 similarly, the outer tube 3 have some outer tube outlet openings 2,2...2 at the direction of principal axis diverse location is arranged in the ground 1.Manage 7 in some, 7...7 exists and is inserted in gap in the outer tube 3.Pipe 7 in several, 7...7 and Fig. 1 similarly have swollen plug-in unit 6, the 6...6 of contracting more than three or three at the diverse location of length direction, and, at adjacent swollen 6,6 of the plug-in units of contracting, manage outlet opening 7,7...7 in having respectively.As shown in Figure 4, fluid is delivered to swollen plug-in unit 6, the 6...6 of contracting more than three or three, make its expansion, form space 9,9...9 in the outer tube more than two or two adjacent swollen contract between plug-in unit, to inject liquid and pass through space 9 and outer tube outlet opening 2 in the outer tubes from interior pipe outlet opening 7, side by side inject ground, form fixed regional 10.
Then, as shown in Figure 5, fluid is discharged from the swollen plug-in unit 6 that contracts, 6...6, make its contraction, pipe 5 can move freely in making.Then, with manage 5 in some, 5...5 is moved upward, pipe outlet opening 7 is aimed at other outer tube outlet opening respectively in making, after having moved the injection stage, as shown in Figure 6, the swollen plug-in unit 6 that contracts, 6...6 are expanded, form space 9 in the outer tube, similarly, will inject liquid again and inject ground 1 simultaneously, form overlapping fixed zone.
Fig. 7 is illustrated in the interior space 9 of outer tube of Fig. 4, also is provided with the profile of the embodiment of the swollen plug-in unit 11 that contracts in the space.As shown in Figure 7, with Fig. 1 similarly, or with Fig. 4 similarly, the outer tube 3 have some outer tube outlet openings 2,2...2 at the direction of principal axis diverse location is arranged in the ground 1, manage 7 in some, 7...7 exists and is inserted in gap in the outer tube 3.Manage 7 in some, 7...7, have swollen plug-in unit 6, the 6...6 of contracting more than three or three at the diverse location of length direction, and, in the space 12,12 that the swollen plug-in unit 11 that contracts is separated in by the space, disposing pipe outlet opening 7 in respectively.If should interiorly manage not necessarily jet of outlet opening, also can be pore.
As shown in Figure 7, fluid is delivered to the swollen plug-in unit 11 that contracts in swollen contract plug-in unit 6,6...6 and the space more than three or three, make its expansion, the interior pipe outlet opening 7 that injects liquid compartment 12 of swollen 11 of the plug-in units of contracting in swollen contract plug-in unit 6 and the space through the compartment 12 and outer tube outlet openings 2, inject ground 1 simultaneously, form fixed regional 10.
Then, as shown in Figure 8, fluid swollen contracting in swollen contract plug-in unit 6,6...6 and the space 11 discharged, make its contraction, pipe 5 can move freely in making.Then, with manage 5 in some, 5...5 is moved upward, pipe outlet opening 7 is aimed at another outer tube outlet opening respectively in making, after having moved the injection stage, as shown in Figure 9, make swollen plug-in unit 11 expansions of contracting in swollen contract plug-in unit 6,6...6 and the space, form the compartment 12, similarly, will inject liquid again and inject ground 1 simultaneously, form overlapping fixed regional 10.
In addition, among Fig. 4,, exist to be inserted in gap in the outer tube 3, fluid is delivered to the swollen plug-in unit 6 that contracts, this plug-in unit is expanded, perhaps, from the swollen plug-in unit 6 that contracts, discharge fluid, this plug-in unit is shunk by plug-in unit stream 8 the plug-in unit stream 8 that is communicated with the swollen plug-in unit 6 that contracts.In addition, among Fig. 7, the plug-in unit stream 8 that is communicated with the swollen plug-in unit 11 that contracts in swollen contract plug-in unit 6 and the space, exist and be inserted in gap in the outer tube 3, by plug-in unit stream 8 fluid is delivered to the swollen plug-in unit 11 that contracts in swollen contract plug-in unit 6 and the space, this plug-in unit is expanded, perhaps, from these plug-in units 6,11, discharge fluid, this plug-in unit is shunk.
Figure 10 is the profile of the on-the-spot actual ascending pipe that uses, and construction method of the present invention adopts this ascending pipe to implement.The leading section 16 of interior pipe 5 connects with flexibility parts such as rubber tube 13.In addition, the liquid liquid feeding device is injected in the automatic control that employing figure does not show, to inject liquid (A liquid, B liquid) from injecting liquid bath 15 through pump P, pressure gauge P and flow meter F, deliver in the injection liquid stream 17,18 of interior pipe 5, A liquid, B liquid spray from interior pipe outlet opening 7,7 respectively, through space 9 in the outer tube, inject ground 1 from the outer tube outlet opening.Then, interior pipe 5 is moved upward, injects ground 1 with the above-mentioned liquid that similarly will inject.
Among the present invention, adopt the swollen plug-in unit that contracts as plug-in unit, so, plug-in unit can free swollen contracting, therefore, plug-in unit is become strip, make its expansion, a part of outer tube outlet opening can be blocked, and, when it is shunk, interior pipe can be moved up and down in outer tube, and, owing to have this swollen plug-in unit that contracts more than three or three, can inject simultaneously from the outer tube outlet opening more than two or two, therefore, rapid hardening mortar and the compound overlappingly injection of permeability mortar can be injected the usability height in field at ground.
Claims (21)
1. implantation method for ground foundation construction, it is characterized in that, the outer tube that has some outer tube outlet openings at the direction of principal axis diverse location is arranged in the ground, have at the length direction diverse location more than three or three swollen contract plug-in unit and adjacent swollen contract have between plug-in unit in the pipe outlet opening interior pipe, exist and be inserted in gap in the above-mentioned outer tube, fluid is delivered to the above-mentioned swollen plug-in unit that contracts more than three or three, this swollen plug-in unit that contracts is expanded, form space in the outer tube more than two or two adjacent swollen contract between plug-in unit, inject liquid from interior pipe outlet opening through space in the outer tube and outer tube outlet opening injection ground.
2. implantation method for ground foundation construction, it is characterized in that, the outer tube that has some outer tube outlet openings at the direction of principal axis diverse location is arranged in the ground, have at the length direction diverse location more than three or three swollen contract plug-in unit and adjacent swollen contract have between plug-in unit in the pipe outlet opening interior pipe, exist and be inserted in gap in the above-mentioned outer tube, fluid is delivered to the above-mentioned swollen plug-in unit that contracts more than three or three, this swollen plug-in unit that contracts is expanded, form space in the outer tube more than two or two adjacent swollen contract between plug-in unit, side by side inject ground from interior pipe outlet opening through space in the outer tube and outer tube outlet opening injecting liquid, then, discharge fluid from the swollen plug-in unit that contracts, make the swollen plug-in unit that contracts shrink pipe in moving, the pipe outlet opening is aimed at another outer tube outlet opening in making, after having moved the injection stage, the swollen plug-in unit that contracts is expanded, form space in the outer tube, similarly, will inject liquid again and inject ground.
3. implantation method for ground foundation construction as claimed in claim 1 or 2 is characterized in that, interior pipe outlet opening is a jet.
4. implantation method for ground foundation construction as claimed in claim 1 or 2, it is characterized in that, pipe has the plug-in unit stream that is communicated with the above-mentioned swollen plug-in unit that contracts in above-mentioned, fluid is delivered to the above-mentioned swollen plug-in unit that contracts, this plug-in unit is expanded, perhaps, discharge fluid from the above-mentioned swollen plug-in unit that contracts, perhaps the fluid in this plug-in unit is pressed decompression, this plug-in unit is shunk.
5. implantation method for ground foundation construction as claimed in claim 4 is characterized in that, fluid is gas or water.
6. implantation method for ground foundation construction as claimed in claim 1 or 2 is characterized in that, when using the different mortar of permeability at the same time, as injecting liquid, injects the mortar of poor permeability earlier, then, moved the injection stage after, the mortar of the good penetrability of reinjecting.
7. implantation method for ground foundation construction, it is characterized in that, the outer tube that has some outer tube outlet openings at the direction of principal axis diverse location is arranged in the ground, have at the length direction diverse location more than three or three swollen contract plug-in unit and adjacent swollen contract have respectively between plug-in unit in pipe in the pipe some of outlet opening, exist and be inserted in gap in the above-mentioned outer tube, fluid is delivered to the above-mentioned swollen plug-in unit that contracts more than three or three, this swollen plug-in unit that contracts is expanded, form space in the outer tube more than two or two adjacent swollen contract between plug-in unit, inject liquid from interior pipe outlet opening through space in the outer tube and outer tube outlet opening injection ground.
8. implantation method for ground foundation construction, it is characterized in that, the outer tube that has some outer tube outlet openings at the direction of principal axis diverse location is arranged in the ground, have at the length direction diverse location more than three or three swollen contract plug-in unit and adjacent swollen contract have respectively between plug-in unit in pipe in the pipe some of outlet opening, exist and be inserted in gap in the above-mentioned outer tube, fluid is delivered to the above-mentioned swollen plug-in unit that contracts more than three or three, this swollen plug-in unit that contracts is expanded, form space in the outer tube more than two or two adjacent swollen contract between plug-in unit, simultaneously inject ground from interior pipe outlet opening through space in the outer tube and outer tube outlet opening injecting liquid, then, discharge fluid from the swollen plug-in unit that contracts, the swollen plug-in unit that contracts shunk, move some in pipe, the pipe outlet opening is aimed at other outer tube outlet opening in making, after having moved the injection stage, the swollen plug-in unit that contracts is expanded, form space in the outer tube, similarly, will inject liquid again and inject ground.
9. as claim 7 or 8 described implantation method for ground foundation construction, it is characterized in that interior pipe outlet opening is a jet.
10. as claim 7 or 8 described implantation method for ground foundation construction, it is characterized in that, the plug-in unit stream that is communicated with the swollen plug-in unit that contracts, exist to be inserted in gap in the outer tube, fluid is delivered to the above-mentioned swollen plug-in unit that contracts, this plug-in unit is expanded by this plug-in unit stream, perhaps, discharge fluid from the above-mentioned swollen plug-in unit that contracts, perhaps the fluid in this plug-in unit is pressed decompression, this plug-in unit is shunk.
11. implantation method for ground foundation construction as claimed in claim 10 is characterized in that, fluid is gas or water.
12., it is characterized in that as claim 7 or 8 described implantation method for ground foundation construction, when using the different mortar of permeability at the same time,, inject the mortar of poor permeability earlier as injecting liquid, then, moved the injection stage after, the mortar of the good penetrability of reinjecting.
13., it is characterized in that as claim 7 or 8 described implantation method for ground foundation construction, in outer tube, in the space, also be provided with the swollen plug-in unit that contracts in the space, in each space that the swollen plug-in unit that contracts is separated in by this space, disposing in one and managing outlet opening.
14. implantation method for ground foundation construction as claimed in claim 13 is characterized in that, is configured in the interior pipe outlet opening in the space of being separated by the swollen plug-in unit that contracts in the space, is pore.
15. implantation method for ground foundation construction as claimed in claim 13, it is characterized in that, the swollen plug-in unit that contracts is communicated with the plug-in unit stream in the space, by this plug-in unit stream fluid is delivered to the swollen plug-in unit that contracts in the space, this swollen plug-in unit that contracts is expanded, perhaps, fluid is discharged the swollen plug-in unit that contracts in above-mentioned space, perhaps the fluid in this plug-in unit is pressed decompression, this plug-in unit is shunk.
16., it is characterized in that interior pipe has and takes off pressure device as claim 4,10 or 15 described implantation method for ground foundation construction,, inject the pressure of taking off of liquid in carrying out in the pipe along with the contraction of the swollen plug-in unit that contracts.
17. as claim 1,2,7 or 8 described implantation method for ground foundation construction, it is characterized in that, the swollen plug-in unit that contracts is a rubber-like impermeability tubular bag, by the interior pressure of plug-in unit inner fluid and expand until connecting airtight with outer tube wall, reduce and shrink by the pressure of interior tube fluid, like this, interior pipe can move freely in outer tube.
18., it is characterized in that interior effective flexible joint connects as claim 1,2,7 or 8 described implantation method for ground foundation construction.
19., it is characterized in that near the tube wall the outlet opening, in electric soil pressure meter, strain meter or the gap hydraulic gage any is set, the injection when injecting with instrumentation is pressed as claim 1,2,7 or 8 described implantation method for ground foundation construction.
20. implantation method for ground foundation construction as claimed in claim 19 is characterized in that, on the ground, collects injection pressure information, the control that is used to inject with wired or wireless mode.
21. as claim 1,2,7 or 8 described implantation method for ground foundation construction, it is characterized in that, at interior pipe outlet opening the flow measurement sensor be set, injection rate when injecting and injection rate with instrumentation.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004375938A JP4145291B2 (en) | 2004-12-27 | 2004-12-27 | Ground injection method |
| JP2004375938 | 2004-12-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1796665A true CN1796665A (en) | 2006-07-05 |
| CN100557143C CN100557143C (en) | 2009-11-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100738280A Expired - Fee Related CN100557143C (en) | 2004-12-27 | 2005-05-24 | Implantation method for ground foundation construction |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP4145291B2 (en) |
| KR (1) | KR100792089B1 (en) |
| CN (1) | CN100557143C (en) |
| TW (1) | TW200622062A (en) |
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| JP5210849B2 (en) * | 2008-12-18 | 2013-06-12 | 東亜建設工業株式会社 | Ground improvement chemical injection method and apparatus |
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| KR101217841B1 (en) * | 2010-04-01 | 2013-01-03 | 변권식 | Capsule type grouting device for groundwater hole or geothemal hole |
| JP6124694B2 (en) * | 2013-06-11 | 2017-05-10 | 西松建設株式会社 | Ground reinforcement device and ground reinforcement method |
| JP5971606B1 (en) * | 2015-12-18 | 2016-08-17 | 強化土株式会社 | Soil purification method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP3199520B2 (en) * | 1993-05-31 | 2001-08-20 | 株式会社エヌケー製作所 | Are bending machine |
| JP3102786B2 (en) * | 1998-07-10 | 2000-10-23 | ライト工業株式会社 | Chemical solution injection method and injection device used for this method |
| JP3275039B2 (en) * | 1999-03-09 | 2002-04-15 | 強化土エンジニヤリング株式会社 | Ground injection device and construction method |
| JP3500464B2 (en) * | 1999-10-27 | 2004-02-23 | 強化土エンジニヤリング株式会社 | Ground injection method |
| KR100420502B1 (en) * | 1999-12-28 | 2004-03-02 | 쿄카도 엔지니어링 주식회사 | Pouring pipe apparatus and the ground pouring method of construction |
| KR100429407B1 (en) * | 2001-05-17 | 2004-04-28 | 조희남 | Grouting apparatus and method for deep well of ground water |
-
2004
- 2004-12-27 JP JP2004375938A patent/JP4145291B2/en active Active
-
2005
- 2005-05-24 CN CNB2005100738280A patent/CN100557143C/en not_active Expired - Fee Related
- 2005-05-27 TW TW094117573A patent/TW200622062A/en unknown
- 2005-08-30 KR KR1020050079737A patent/KR100792089B1/en not_active IP Right Cessation
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101812838A (en) * | 2010-04-27 | 2010-08-25 | 天津大学 | Foundation reinforcement method based on curing agent and bucket foundation suction technique |
| CN101812838B (en) * | 2010-04-27 | 2011-08-10 | 天津大学 | Foundation reinforcement method based on curing agent and bucket foundation suction technique |
| CN102162240A (en) * | 2010-07-30 | 2011-08-24 | 道达(上海)风电投资有限公司 | System and method for realizing self-release of curing agent in cylinder foundation |
| CN102162240B (en) * | 2010-07-30 | 2015-02-25 | 江苏道达海上风电工程科技有限公司 | System and method for realizing self-release of curing agent in cylinder foundation |
| JP2017214731A (en) * | 2016-05-31 | 2017-12-07 | 日特建設株式会社 | Injection outer pipe and chemical feeding method |
Also Published As
| Publication number | Publication date |
|---|---|
| JP4145291B2 (en) | 2008-09-03 |
| TW200622062A (en) | 2006-07-01 |
| CN100557143C (en) | 2009-11-04 |
| JP2006183268A (en) | 2006-07-13 |
| KR100792089B1 (en) | 2008-01-04 |
| TWI310062B (en) | 2009-05-21 |
| KR20060074816A (en) | 2006-07-03 |
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