CN104929102A - Silt rheology vacuum vibration combined dewatering system and method - Google Patents
Silt rheology vacuum vibration combined dewatering system and method Download PDFInfo
- Publication number
- CN104929102A CN104929102A CN201510197096.XA CN201510197096A CN104929102A CN 104929102 A CN104929102 A CN 104929102A CN 201510197096 A CN201510197096 A CN 201510197096A CN 104929102 A CN104929102 A CN 104929102A
- Authority
- CN
- China
- Prior art keywords
- vibration
- vacuum
- drainage system
- silt
- pump
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The invention provides a silt rheology vacuum vibration combined dewatering system and method. The method comprises the steps that vertical and transverse drainage systems are arranged in a to-be-treated area and covered with a sealing film; a vibration quilt equipped with pneumatic vibration units is laid at the upper part of the sealing film, and the vibration units are connected with a high pressure air pump by an air feed pipe network; air exhaust is performed by a vacuum pump through a water sucking channel, water is drained out by utilizing a difference of pneumatic pressure between a vacuum film and the atmosphere, the high pressure air pump is started simultaneously, and the vibration units begin to vibrate under input of high pressure air to drive the vibration quilt to vibrate, to allow a lower soil covering layer to vibrate slightly to perform vibration rheology dewatering on a soft ground; and a vibration rheology dewatering system is moved regularly to allow a treated soft foundation area to settle uniformly. According to the silt rheology vacuum vibration combined dewatering system and method, the treatment efficiency on a silt soft foundation is improved greatly; the energy consumption is low; the mounting and dismounting are easy; the system and method can be used repeatedly in the different to-be-treated areas; the cost is low; the implementation is easy; repeated use is possible; and the multiple effects of high efficiency, economy and safety are achieved.
Description
Technical field
The present invention relates to a kind of flexible foundation treatment method, particularly, relate to the vacuum vibration combined dehydration system and method that a kind of silt flow becomes.
Background technology
Land reclamation is the important channel solving China's shortage of land resource.Future Ten year, China will utilize barged-in fill to carry out Tidal Flat Reclamation more on a large scale.Vacuum preloading engineering method is the main engineering method for the treatment of of soft foundation engineering construction.Its basic skills is: in the soft base needed reinforcement, Vertical dimension plugs plastic draining board; Level to laying sand cushion, chimney filter, vacuum tube, or only vacuum tube, to laying vacuum tube, and to be connected with plastic draining board by level; Surrounding in treatment of soft foundation region carries out mud stirring pile weatherstrip wall or the construction of excavation sealing ditch, and above processing region, lay vacuum seal film, the surrounding of vacuum seal film is imbedded envelope wall or the sealing ditch for the treatment of of soft foundation region surrounding; Be several blocks by treatment of soft foundation Region dividing, each in each block a set of vacuum pump be installed, and vacuum pump is connected to drainage channel with the level in the subregion of place; After the above step is finished, start to vacuumize and discharging consolidation construction operation, namely vacuum pump is started, negative pressure of vacuum is produced in vacuum pump, negative pressure is delivered in the soil body by level to drainage channel, plastic draining board, water and air in the soil body is discharged to be entered the ejector of vacuum pump to drainage channel by plastic draining board, level under the effect of negative pressure after, thus reaches the object of the soil body being carried out to discharging consolidation.But existing vacuum preloading engineering method exists general difficulty when carrying out basement process to mucky soil, main cause is that the permeability of mucky soil is extremely low, transmits vacuum and discharging consolidation is very difficult in mucky soil; Vacuum method need lay sand cushion on the ground, but when practice of construction, on the soft bases such as Muddy Bottoms, because plant equipment cannot be marched into the arena, and is difficult to realize; It is chronic that traditional vacuum preloading needs, and needs 3 months or longer; For muddy foundation, the treatment effect of traditional vacuum method is difficult to reach the requirement of building to bearing capacity of foundation soil.
For strengthening the Foundation Treatment Effect of mucky soil, existing vacuum precompressed soft foundation treatment technology normally increases the plate density of plastic draining board, extend the construction period of vacuum precompressed soft foundation process, but it is still bad to the treatment effect of roadbed of alluvial silt.Through finding prior art document and patent retrieval, existing soft base processing method has ultrasonic vacuum preloading, and electric osmose, electric pulse strengthen vacuum method etc., but its all still Shortcomings part.
Through retrieval, China Patent No.: 201310646033.9, open (bulletin) number: CN 103669330 A, title: ultrasonic vacuum preloading, the technology of this disclosure of the invention is: be lay ultrasonic wave setting in vacuum preloading soft foundation processing region and install ultrasonic power, ultrasonic transducer, vacuum preloading vacuumize with discharging consolidation during open ultrasonic power and use ultrasonic transducer to carry out ultrasonic wave process at ultrasonic wave setting to the Soft Soil Layer in soft foundation processing region.Its weak point is: 1) ultrasonic wave is limited for the disposal ability of mucky soil; 2) hole, hole need be excavated lay ultrasonic wave setting, complicated operation in ground; 3) ultrasonic instrument cost and power consumption too high.
China Patent No.: 201310692142.4, open (bulletin) number: CN103711118A, patent name: high electric field pulse strengthens vacuum preloading soft foundation processing method, the technology of this disclosure of the invention is: by arranging high electric field pulse well in operation in vacuum preloading soft foundation processing region, the installation high-voltage pulse power, in high electric field pulse well in operation, Vertical dimension places sparking electrode, high-voltage pulse power source is connected with the ground surface end high voltage cable of sparking electrode, high-voltage pulse power source is started during vacuum preloading construction, high-voltage pulse power source is made to export high-voltage dc pulse electric current, high-voltage dc pulse electric current is transferred to sparking electrode by high voltage cable, sparking electrode is to the Soft Soil Layer release high-voltage dc pulse electric current in the soft foundation processing region of sparking electrode surrounding, high electric field pulse process is carried out to the Soft Soil Layer in soft foundation processing region.Its weak point is: 1) need arrange high electric field pulse well in operation in soft foundation processing region, and engineering difficulty is large, and cost is high, and can impact foundation strength; 2) soft foundation processing region is wide, and the scope of operation is large, and electric pulse loss in soil is large, and its method is difficult to produce a desired effect; 3) export high-voltage dc pulse electric current in the subgrade region that moisture content is high, operation danger is high; 4) power consumption of this processing method is large, and cost is high.
In addition, China Patent No.: 200710025252.X, patent name: compound vacuum precompressed soft foundation comprehensive strengthening method.The technology of this disclosure of the invention is: have passed the compound using vacuum preloading and electroosmosis dewatering two engineering method, remain the advantage of former vacuum preloading, simultaneously in conjunction with electroosmosis dewatering, realize the utilization of vacuum preloading engineering method on mud class Soft Soil Layer ground, and the reinforcement of soft soil degree of depth is increased, the engineering time shortens.Its weak point is that the earth is as a large conductor, and it is extremely strong to the diluting effect of electric energy, and the method for electric osmose is applied in current path treatment of soft foundation being difficult to be formed expection, thus is difficult to the treatment effect realizing expection.
Summary of the invention
For defect of the prior art, the object of this invention is to provide the vacuum vibration combined dehydration system and method that a kind of silt flow becomes, for Muddy Soft Foundations, by the silt theomorphism that vibration produces, reduce soil body hole, the structure of mucky soil is made to become tightr, Free water wherein and Bound moisture are farthest separated from soil, in conjunction with existing vacuum preloading processing method, improve drainage efficiency, strengthen soil strength, reach economical and practical and the multi-efficiency of high-efficiency environment friendly.
For realizing above object, the present invention by the following technical solutions:
According to an aspect of the present invention, the vacuum vibration combined dehydration system providing a kind of silt flow to become, involving vibrations stream becomes dewatering system and vacuum preloading drainage system, vibration-rheological dewatering system involving vibrations quilt, vibration unit, to gas pipe network and high-pressure pump, vacuum preloading drainage system comprises vertical drainage system, transverse drainage system, diaphragm seal and vacuum pump, wherein: described vertical drainage system is inserted in pending Soft Soil Layer, as vertical drainage passage; Described transverse drainage system connects vertical drainage system and vacuum pump, as horizontal drainage passage; Described diaphragm seal is laid on pending soil layer, makes pending soil layer and atmospheric isolation; Described vacuum pump is as the source of vacuum preloading power; Described vibration is laid on described diaphragm seal, as the carrying body of described vibration unit; Vibration unit described at least one is arranged in described vibration, as the generator of vibration-rheological dehydration; Described gas pipe network of giving is as the gas transmission connected system of described vibration unit and described high-pressure pump; Described high-pressure pump is arranged in described vibration, as the source of described vibration unit power.
Preferably, described vertical drainage system is made up of some plastic draining boards, and described transverse drainage system is made up of vacuum tube.
More preferably, the vacuum tube of described transverse drainage system is directly connected with the plastic draining board of described vertical drainage system, and with sealing material sealing, avoids gas leakage.
Preferably, described diaphragm seal is air-locked composite geo-membrane.
Preferably, described vibration is the flat board be made up of the rigid plastic material with a thickness.
Preferably, described vibration unit is the kinetic transformation produced by high pressure draught is the pneumatic vibrator of dither.
Preferably, to be describedly made up of plastic flexible pipe to gas pipe network.
Preferably, described vacuum pump utilizes machinery, physics, chemistry or physicochemical method to obtain vacuum to being bled by sealing soil layer, produces the equipment of negative pressure in film.
Preferably, described high-pressure pump is the equipment utilizing mechanical means to produce high pressure draught.
According to a further aspect in the invention, a kind of vacuum vibration combined dehydration method providing silt flow to become, the method conjunctive use vacuum preloading and vibration-rheological dewater, and comprise the steps:
1) on pending soft base region, arrange vertical and transverse drainage system, and cover diaphragm seal;
2) vibration being provided with some pneumatic vibration unit is laid on the diaphragm seal top for the treatment of of soft foundation operating area, by being connected with high-pressure pump by vibration unit to gas pipe network;
3) adopt vacuum pump to be bled by drainage channel, utilize the draught head of vacuum diaphragm and air to be discharged by the water in soft base;
4) while vacuum preloading operation, start high-pressure pump, vibration unit can start vibration under the input of gases at high pressure, drives vibration to be vibrated, thus make lower overburden layer generation micro breadth oscillation, vibration-rheological dehydration is carried out to the Soft Soil Layer of pending soft base region;
5) position of regular mobile vibration-rheological dewatering system, makes pending soft base region Equalsettlement.
Vibration-rheological dewatering system of the present invention makes muddy soft soil generation theomorphism by effect of vibration, its hole is reduced, the structure of soil becomes more tight, and Free water wherein and Bound moisture quick separating from soil out, considerably improves the efficiency of dehydration and ground stabilization.
Compared with prior art, the present invention has following beneficial effect:
The present invention covers vibration quilt on passing through, and combines and utilizes effect of vibration and vacuum preloading effect to carry out processed to soil layer, significantly enhance the treatment effeciency of Muddy Soft Foundations; Use the mode of vibration of pneumatic generation, energy consumption is low; Vibration-rheological dewatering system is integrated, easily installs, dismantles, can, at difference pending region Reusability, impel foundation settlement even; Hole need not be established to establish well, to existing vacuum prepressing system without important modification, simple to operate, construction safety.To sum up, invention enhances the basement process efficiency of existing vacuum preloading, and cost is low, easily implements, can recycles, reach the safe multi-efficiency of high-efficiency and economic.
Accompanying drawing explanation
By reading the detailed description done non-limiting example with reference to the following drawings, other features, objects and advantages of the present invention will become more obvious:
Fig. 1 is present system one embodiment overall structure schematic diagram;
In figure: vertical drainage system 1, transverse drainage system 2, diaphragm seal 3, vacuum pump 4, vibrate by 5, vibration unit 6, to tracheae 7, high-pressure pump 8.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is described in detail.Following examples will contribute to those skilled in the art and understand the present invention further, but not limit the present invention in any form.It should be pointed out that to those skilled in the art, without departing from the inventive concept of the premise, some distortion and improvement can also be made.These all belong to protection scope of the present invention.
Embodiment 1
As shown in Figure 1, the vacuum vibration that the present embodiment provides a kind of silt flow to become combines de-system, involving vibrations stream becomes dewatering system and vacuum preloading drainage system, wherein: described vacuum preloading drainage system comprises: vertical drainage system 1, transverse drainage system 2, diaphragm seal 3, vacuum pump 4, described vibration-rheological dewatering system comprises: vibrate by 5, vibration unit 6, to tracheae 7, high-pressure pump 8.Wherein: described vertical drainage system is inserted in pending Soft Soil Layer, as vertical drainage passage; Described transverse drainage system connects vertical drainage system and vacuum pump, as horizontal drainage passage; Described diaphragm seal is laid on pending soil layer, makes pending soil layer and atmospheric isolation; Described vacuum pump is as the source of vacuum preloading power; Described vibration is laid on described diaphragm seal, as the carrying body of described vibration unit; Vibration unit described at least one is arranged in described vibration, as the generator of vibration-rheological dehydration; Described gas pipe network of giving is as the gas transmission connected system of described vibration unit and described high-pressure pump; Described high-pressure pump is arranged in described vibration, as the source of described vibration unit power.
When said system carries out processed, specifically undertaken by following implementation step:
1) on pending soft base region, arrange vertical drainage system 1 and transverse drainage system 2, cover diaphragm seal 3, start vacuum pump 4, start vacuum preloading processing operation.
In the present embodiment, described vertical drainage system 1 is made up of high performance plastics band drain, plastic draining distance between plates 1m × 1m, and its outsourcing filter membrane adopts geotextiles, is inserted in pending Soft Soil Layer, as vertical drainage passage.
In the present embodiment, described transverse drainage system 2 is made up of vacuum tube, and be connected to vertical drainage system 1 and vacuum pump 4, vacuum tube is directly connected with plastic draining board, and with sealing material sealing, avoids gas leakage, as horizontal drainage passage.
In the present embodiment, described diaphragm seal 3 is the air-locked PVC composite geo-membranes be laid on pending soil layer, makes pending soil layer and atmospheric isolation.
In the present embodiment, described vacuum pump 4 is jet type vacuum pumps, as the source of vacuum preloading power.
2) the vibration of 5m × 5m by 5 on evenly lay eight vibration units 6 and a high-pressure pump 8, by giving tracheae 7, vibration unit 6 is connected with high-pressure pump 8.
In the present embodiment, described vibration is the 5m × 5m flat boards of the thick 10cm be made up of PPS plate by 5, is laid on diaphragm seal 3, as the carrying body of vibration unit 6.
In the present embodiment, described vibration unit 6 is pneumatic vibrators that eight frequencies can reach 300Hz, is evenly distributed on vibration by 5.
In the present embodiment, described tracheae 7 of giving is made up of plastic flexible pipe, as the gas transmission connected system of vibration unit 6 with high-pressure pump 8.
In the present embodiment, described high-pressure pump 8 is power 10KW, flow 4m
3the high-pressure pump of/min, is arranged on vibration by 5, as the source of vibration unit 6 power.
3) pending region is divided into some blocks by vibration by size, its first block lays vibration-rheological dewatering system, start high-pressure pump 8, vibration unit 6 can start vibration under the input of gases at high pressure, vibration is driven to be vibrated by 5, thus making lower overburden layer generation micro breadth oscillation, the Soft Soil Layer treating processing region carries out vibration-rheological dehydration.
4) after the first block dehydrating effect weakens gradually, progressively move vibration-rheological dewatering system to other blocks, repeatedly above-mentioned processed operation, make soft soil foundation treatment regional subsidence even.
Embodiment 2
As shown in Figure 1, a kind of vacuum vibration combined dehydrating process that the present embodiment provides, the dewatering of the method conjunctive use vacuum preloading and vibration-rheological, described method is specifically undertaken by following implementation step:
1) on pending soft base region, arrange vertical drainage system 1 and transverse drainage system 2, cover diaphragm seal 3, start vacuum pump 4, start vacuum preloading processing operation.
In the present embodiment, described vertical drainage system 1 is made up of high performance plastics band drain, plastic draining distance between plates 1m × 1m, and its outsourcing filter membrane adopts geotextiles, is inserted in pending Soft Soil Layer, as vertical drainage passage.
In the present embodiment, described transverse drainage system 2 is made up of vacuum tube, and be connected to vertical drainage system 1 and vacuum pump 4, vacuum tube is directly connected with plastic draining board, and with sealing material sealing, avoids gas leakage, as horizontal drainage passage.
In the present embodiment, described diaphragm seal 3 is the air-locked PVC composite geo-membranes be laid on pending soil layer, makes pending soil layer and atmospheric isolation.
In the present embodiment, described vacuum pump 4 is jet type vacuum pumps, as the source of vacuum preloading power.
2) the vibration of 3m × 3m by 5 on evenly lay six vibration units 6 and a high-pressure pump 8, by giving tracheae 7, vibration unit 6 is connected with high-pressure pump 8.
In the present embodiment, described vibration is the 3m × 3m flat boards of the thick 10cm be made up of HDPU plate by 5, is laid on diaphragm seal 3, as the carrying body of vibration unit 6.
In the present embodiment, described vibration unit 6 is pneumatic vibrators that six frequencies can reach 200Hz, is evenly distributed on vibration by 5.
In the present embodiment, described tracheae 7 of giving is made up of plastic flexible pipe, as the gas transmission connected system of vibration unit 6 with high-pressure pump 8.
In the present embodiment, described high-pressure pump 8 is power 5KW, flow 2m
3the high-pressure pump of/min, is arranged on vibration by 5, as the source of vibration unit 6 power.
3) the vibration-rheological dewatering system of installation is laid on the block of pending region first, start high-pressure pump 8, vibration unit 6 can start vibration under the input of gases at high pressure, vibration is driven to be vibrated by 5, thus make lower overburden layer generation micro breadth oscillation, vibration-rheological dehydration is carried out to the Soft Soil Layer of processing region.
4) after the first block dehydrating effect weakens gradually, progressively move vibration-rheological dewatering system to other blocks, repeatedly above-mentioned processed operation, make the soft base region Equalsettlement of process.
Implementation result: the vacuum vibration combined dehydrating process that the silt flow described in the present embodiment becomes strengthens the Foundation Treatment Effect of vacuum preloading by the pneumatic dewatering type vibrated, substantially reduce the consolidation time of soft base, energy saving economy, simple to operate, enforcement difficulty is low, reaches the effect of efficient, economy, environmental protection.
The present invention covers vibration quilt on passing through, and combines and utilizes effect of vibration and vacuum preloading effect to carry out processed to soil layer, significantly enhance the treatment effeciency of Muddy Soft Foundations; Use the mode of vibration of pneumatic generation, energy consumption is low; Vibration-rheological dewatering system is integrated, easily installs, dismantles, can, at difference pending region Reusability, impel foundation settlement even; Hole need not be established to establish well, to existing vacuum prepressing system without important modification, simple to operate, construction safety.To sum up, invention enhances the basement process efficiency of existing vacuum preloading, and cost is low, easily implements, can recycles, reach the safe multi-efficiency of high-efficiency and economic.
Above specific embodiments of the invention are described.It is to be appreciated that the present invention is not limited to above-mentioned particular implementation, those skilled in the art can make various distortion or amendment within the scope of the claims, and this does not affect flesh and blood of the present invention.
Claims (9)
1. the vacuum vibration combined dehydration system of a silt flow change, it is characterized in that, described system involving vibrations stream becomes dewatering system and vacuum preloading drainage system, vibration-rheological dewatering system involving vibrations quilt, vibration unit, to gas pipe network and high-pressure pump, vacuum preloading drainage system comprises vertical drainage system, transverse drainage system, diaphragm seal and vacuum pump, wherein: described vertical drainage system is inserted in pending Soft Soil Layer, as vertical drainage passage; Described transverse drainage system connects vertical drainage system and vacuum pump, as horizontal drainage passage; Described diaphragm seal is laid on pending soil layer, makes pending soil layer and atmospheric isolation; Described vacuum pump is as the source of vacuum preloading power; Described vibration is laid on described diaphragm seal, as the carrying body of described vibration unit; Vibration unit described at least one is arranged in described vibration, as the generator of vibration-rheological dehydration; Described gas pipe network of giving is as the gas transmission connected system of described vibration unit and described high-pressure pump; Described high-pressure pump is arranged in described vibration, as the source of described vibration unit power.
2. the vacuum vibration combined dehydration system of a kind of silt flow change according to claim 1, it is characterized in that, described vertical drainage system is made up of some plastic draining boards, and described transverse drainage system is made up of vacuum tube.
3. the vacuum vibration combined dehydration system of a kind of silt flow change according to claim 2, it is characterized in that, the vacuum tube of described transverse drainage system is directly connected with the plastic draining board of described vertical drainage system, and seals with sealing material.
4. the vacuum vibration combined dehydration system of a kind of silt flow change according to claim 1, it is characterized in that, described diaphragm seal is air-locked composite geo-membrane.
5. the vacuum vibration combined dehydration system of a kind of silt flow change according to claim 1, it is characterized in that, described vibration is the flat board be made up of the rigid plastic material with a thickness.
6. the vacuum vibration combined dehydration system that a kind of silt flow according to any one of claim 1-5 becomes, is characterized in that, described vibration unit is the kinetic transformation produced by high pressure draught is the pneumatic vibrator of dither.
7. the vacuum vibration combined dehydration system that a kind of silt flow according to any one of claim 1-5 becomes, it is characterized in that, described is made up of plastic flexible pipe to gas pipe network.
8. the vacuum vibration combined dehydration system that a kind of silt flow according to any one of claim 1-5 becomes, is characterized in that, described high-pressure pump is the equipment utilizing mechanical means to produce high pressure draught; Described vacuum pump utilizes machinery, physics, chemistry or physicochemical method to obtain vacuum to being bled by sealing soil layer, produces the equipment of negative pressure in film.
9. the vacuum vibration combined dehydration method adopting the silt flow that described in any one of claim 1-8, system is carried out to become, is characterized in that: described method comprises the steps:
1) on pending soft base region, arrange vertical and transverse drainage system, and cover diaphragm seal;
2) vibration being provided with some pneumatic vibration unit is laid on the diaphragm seal top for the treatment of of soft foundation operating area, by being connected with high-pressure pump by vibration unit to gas pipe network;
3) adopt vacuum pump to be bled by drainage channel, utilize the draught head of vacuum diaphragm and air to be discharged by the water in soft base;
4) while vacuum preloading operation, start high-pressure pump, vibration unit can start vibration under the input of gases at high pressure, drives vibration to be vibrated, thus make lower overburden layer generation micro breadth oscillation, vibration-rheological dehydration is carried out to the Soft Soil Layer of pending soft base region;
5) position of regular mobile vibration-rheological dewatering system, makes pending soft base region Equalsettlement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510197096.XA CN104929102A (en) | 2015-04-23 | 2015-04-23 | Silt rheology vacuum vibration combined dewatering system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510197096.XA CN104929102A (en) | 2015-04-23 | 2015-04-23 | Silt rheology vacuum vibration combined dewatering system and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104929102A true CN104929102A (en) | 2015-09-23 |
Family
ID=54116511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510197096.XA Pending CN104929102A (en) | 2015-04-23 | 2015-04-23 | Silt rheology vacuum vibration combined dewatering system and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104929102A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101191328A (en) * | 2006-12-01 | 2008-06-04 | 上海港湾软地基处理工程有限公司 | Method for treating soft foundation by fast ''information high vacuum impacting dense'' |
| CN101581092A (en) * | 2009-06-09 | 2009-11-18 | 陈杰德 | Method for processing soft ground by rapid pressurizing pre-compression |
| CN102116019A (en) * | 2009-12-31 | 2011-07-06 | 上海港湾软地基处理工程(集团)有限公司 | Method for rapidly treating soft foundation through high vacuum densification |
| CN102220755A (en) * | 2011-04-15 | 2011-10-19 | 中港基业（北京）岩土技术有限公司 | Overpressure vacuum dewatering combined dynamic consolidation foundation treatment method |
| CN102465523A (en) * | 2010-11-19 | 2012-05-23 | 葛辉 | Dry and dense resonance method for reinforcing soft soil foundation of new hydraulic-fill sand |
| JP2012096142A (en) * | 2010-10-29 | 2012-05-24 | Green Deal Suishin Kyokai | Vacuum suction treatment method and vacuum suction treatment system |
| CN102828499A (en) * | 2012-05-04 | 2012-12-19 | 上海港湾基础建设（集团）有限公司 | Improved quick high vacuum densification soft foundation treatment method |
| CN103898892A (en) * | 2014-03-06 | 2014-07-02 | 中交天津港湾工程研究院有限公司 | Processing method and device for reinforcing soft foundation by hydraulic vibration combined with vacuum water suction |
| CN104452736A (en) * | 2014-12-05 | 2015-03-25 | 水利部交通运输部国家能源局南京水利科学研究院 | Intermittent vacuum precompression device and soft foundation treatment method of intermittent vacuum precompression device |
-
2015
- 2015-04-23 CN CN201510197096.XA patent/CN104929102A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101191328A (en) * | 2006-12-01 | 2008-06-04 | 上海港湾软地基处理工程有限公司 | Method for treating soft foundation by fast ''information high vacuum impacting dense'' |
| CN101581092A (en) * | 2009-06-09 | 2009-11-18 | 陈杰德 | Method for processing soft ground by rapid pressurizing pre-compression |
| CN102116019A (en) * | 2009-12-31 | 2011-07-06 | 上海港湾软地基处理工程(集团)有限公司 | Method for rapidly treating soft foundation through high vacuum densification |
| JP2012096142A (en) * | 2010-10-29 | 2012-05-24 | Green Deal Suishin Kyokai | Vacuum suction treatment method and vacuum suction treatment system |
| CN102465523A (en) * | 2010-11-19 | 2012-05-23 | 葛辉 | Dry and dense resonance method for reinforcing soft soil foundation of new hydraulic-fill sand |
| CN102220755A (en) * | 2011-04-15 | 2011-10-19 | 中港基业（北京）岩土技术有限公司 | Overpressure vacuum dewatering combined dynamic consolidation foundation treatment method |
| CN102828499A (en) * | 2012-05-04 | 2012-12-19 | 上海港湾基础建设（集团）有限公司 | Improved quick high vacuum densification soft foundation treatment method |
| CN103898892A (en) * | 2014-03-06 | 2014-07-02 | 中交天津港湾工程研究院有限公司 | Processing method and device for reinforcing soft foundation by hydraulic vibration combined with vacuum water suction |
| CN104452736A (en) * | 2014-12-05 | 2015-03-25 | 水利部交通运输部国家能源局南京水利科学研究院 | Intermittent vacuum precompression device and soft foundation treatment method of intermittent vacuum precompression device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100554596C (en) | Vacuum preloading method for non-water discharge sand cushion | |
| CN102587352B (en) | Hot-water draining consolidation processing device and hot-water draining consolidating processing method for soft soil foundation | |
| CN104631428B (en) | Partial deep layer pressurizing type vacuum preloading soft soil foundation processing method | |
| CN101831903B (en) | Method for treating soft foundation | |
| CN102330424B (en) | Vacuum preloading consolidation method for duplex vacuum tube well of blowing filling soft soil | |
| CN102127908B (en) | Method for quickly reinforcing ultra-soft soil foundation by using bagged sand cushion | |
| CN105239555B (en) | Method for treating soft soil foundation through combination of bagged grouting gravel pile and vacuum preloading | |
| CN107587578B (en) | Drainage type muck pool and soil pressure balance shield muck multidimensional seepage dewatering method | |
| CN103866759B (en) | Method for reinforcing soft soil foundations by combining booster-type vacuum pre-compression and electro-osmosis | |
| CN104120710A (en) | Soft foundation reinforcing processing method of vacuum preloading combined hydraulic reclamation mud | |
| CN103015401B (en) | Method and device for vacuum electro-osmotic drainage for reinforcing dredged silt soil | |
| CN104652413A (en) | Novel beach sludge roadbed treatment method | |
| CN104775415A (en) | Working platform for rapidly reinforcing hydraulic reclamation super-soft soil foundation and construction method | |
| CN104120711A (en) | Structure and method for conducting reinforcing processing on soft foundation by combining surcharge preloading and vacuum preloading | |
| CN101148873A (en) | Method for reinforcing composite vacuum prepressing soft soil foundation | |
| CN208072375U (en) | A kind of vacuum method pinniform horizontal drainage structure | |
| CN213709481U (en) | Vacuum preloading processing system | |
| CN104563091A (en) | Structure and method for processing consolidation of water pumping and air exhausting soft foundation | |
| CN107806079A (en) | A kind of reinforced soft soil ground device | |
| CN110593248A (en) | Method for promoting rapid dehydration of dredged fluid mud based on straw fermentation | |
| CN112144503A (en) | Vacuum preloading treatment system and process | |
| CN102704458A (en) | Sand-free cushion layer vacuum-surcharge preloading reinforcement device and method for soft ground | |
| CN105484229B (en) | Vacuum preloading method is sealed suitable for the overlying mud layer of the soft base in waters | |
| CN104929102A (en) | Silt rheology vacuum vibration combined dewatering system and method | |
| US20220341116A1 (en) | Method for foundation consolidation combining vacuum preloading and geomembrane bag assembly loading |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150923 |