CN109403305A - A kind of compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression - Google Patents
A kind of compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression Download PDFInfo
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- CN109403305A CN109403305A CN201811224873.5A CN201811224873A CN109403305A CN 109403305 A CN109403305 A CN 109403305A CN 201811224873 A CN201811224873 A CN 201811224873A CN 109403305 A CN109403305 A CN 109403305A
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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
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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
- E02D3/02—Improving by compacting
- E02D3/10—Improving by compacting by watering, draining, de-aerating or blasting, e.g. by installing sand or wick drains
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- Life Sciences & Earth Sciences (AREA)
- Structural Engineering (AREA)
- Agronomy & Crop Science (AREA)
- Environmental & Geological Engineering (AREA)
- Soil Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
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- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The invention discloses a kind of compacted modified enhancing processing methods of the discharging consolidation soil body joint soil body of mechanical compression, it is characterised in that the following steps are included: 1) being laid at least one layer of Modified soil on engineering undisturbed soil;2) the compacted discharging consolidation that presses is carried out to the soil body using modular soil body pressing formation device, makes to form the extruding that is interweaved between Modified soil and undisturbed soil and mix, the soil body reaches the effect of modified and enhancing, the reinforcing of realization engineering soft soil;The modular soil body pressing formation device includes upper frame, pressing formation module and soil strength detection device, and the pressing formation module includes several convex bodys.The present invention carries out Quick drainage extruding and molding to the soil body, is particularly suitable for mud, mud scum, drift sand soil, the discharging consolidation processing for blowing the higher soft soils of water content such as silt particle backfill, river embankment, lake, dam, sludge-tank, mine pond composite soil.
Description
Technical field
The present invention relates to stiffening basic ground field more particularly to the consolidation process fields of soft soil foundation, specifically
A kind of compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression.
Background technique
Soil structures are usually to be mixed by solids, liquid water and air, and various material mixing ratios are different to be produced
The raw bearing capacity not waited is pressurized when exerting pressure greater than soil body bearing capacity and generates sidesway and Compression Settlement, need to original state
The mixed structure ratio of the soil body carries out artificial change, is affixed by under the action of pressure outside so that in the soil body solids particles it
Between compactness improve, the adrainage material being arranged in the soil body changes the mixing of the soil body as the channel that liquid water and air is discharged
Structure makes solid contents that ratio be continuously improved, to improve the compactness between solids particles, so that the soil body is obtained enhancing and adds
Gu improvement achievees the purpose that be pressurized again when soil body bearing capacity is greater than and exerts pressure without generating lateral soil movement and Compression Settlement,
To meet the requirement to soil body pressure-bearing.
Weak soil include mud, silt clay, mucky silt, become silted up knot sludge, riverway sludge, peat, cumulosol,
Table rare earth, surface dust etc. are that a kind of natural moisture content is big, compressibility is high, natural void ratio is more than or equal to 1, low thin of shearing strength
Grain soil.Common draining concretion method mainly has preloading and Vacuum-loading Pre-pressing Method.Preloading is in ground
Middle setting drainage channel and vertical drainage system, to reduce soil solidifying draining span, ground is under railway embankment load action
Discharging consolidation improves foundation bearing capacity, and settlement after construction reduces.Vacuum-loading Pre-pressing Method is on the basis of preloading
On, airtight layer is formed on load, is constantly drawn water by the normal time, is formed negative pressuren zone in ground, to make soft
Clay discharging consolidation achievees the purpose that improve bearing capacity, reduces sedimentation.Above-mentioned discharging consolidation method, construction period is very long, generally
It could be completed at six months to 1 year, thus construction cost is very high, efficiency is very low.
Above-mentioned draining concretion method is suitable only for large-area construction.Also, since the height of preloading is placed restrictions on, the soil body is held
Carrying demanding occasion can not also be applicable in.
In addition, preloading processing foundation bearing capacity it is low, settlement after construction is big, thus it is subsequent still need to sand pile, powder spray
The processing of the composite consolidations such as stake, mixing pile and prefabricated tubular pile.Sand pile, powder-spray pile and mixing pile are suitble to small area or Local treatment, office
Portion's point intensity is high, and ambient intensity is low, and frictional resistance determines bearing strength, and only prefabricated forming supporting tubular pole just can solve work
Settlement issues afterwards.
Summary of the invention
The present invention is to solve above-mentioned technical problem of the existing technology, it is desirable to provide a kind of compacted row of mechanical compression
Water consolidated earth mass combines the modified enhancing processing method of the soil body.
To solve the above problems, the invention adopts the following technical scheme: a kind of compacted discharging consolidation soil body connection of mechanical compression
Close the modified enhancing processing method of the soil body, it is characterised in that change the following steps are included: 1) being laid at least one layer on engineering undisturbed soil
Property soil;2) the compacted discharging consolidation that presses is carried out to the soil body using modular soil body pressing formation device, makes Modified soil and undisturbed soil
Between form the extruding mixing that is interweaved, the soil body reaches the effect of modified and enhancing, realizes the reinforcing of engineering soft soil;It is described
Modular soil body pressing formation device include upper frame, pressing formation module and soil strength detection device, the pressing formation
Module includes several convex bodys.
The modified enhancing processing method of the mechanical compression of the invention compacted discharging consolidation soil body joint soil body, be suitable for shallow-layer or
The consolidation process of middle-shallow layer soft soil foundation is especially suitable for mud, mud scum, drift sand soil, blows silt particle backfill, river embankment, lake, water
The discharging consolidation of the higher soft soils of water content such as dam, sludge-tank, mine pond composite soil is handled.By modular soil body pressing formation
Device is placed on the soil body after adding curing agent, and the weight of device itself generates pressure to the soil body, by the moisture and sky in the soil body
Gas squeezes out, and is improved the compactness between the solids particles in the soil body.The convex body of pressing formation module bottom is to the soil body
Barrier effect is played, prevents the soil body from generating sidesway, is concentrated in the soil body in the space between convex body, is adequately squeezed,
Quick drainage and compacted effect are played, construction efficiency is substantially increased, reduces the construction period, reduces construction cost.
Another important feature of the invention is: forming the extruding that is interweaved between curing agent and the soil body and mixes, is formed multiple
The effect of closing consolidation soil, the soil body is made to reach modified solidified and enhance, realizes the reinforcing of engineering soft soil.
Another feature of the invention be in engineering undisturbed soil at a certain distance with the vertically arranged several rows of certain depth
Water material, for filtering and being discharged the channel of the moisture and air mixture that are extruded in the soil body.The adrainage material includes
Plastic draining board, plastic tape, plastic draining chimney filter and sand bag tubulature bag is therein any or two arrive multiple combinations.
One preferred mode in step 1), is mixed and stirred undisturbed soil and curing agent with road-mixed machine, then press.
The present invention is applicable not only to the integral construction of large area, is also applied for the part construction of small area.According to construction area
The size in domain can design various sizes of device.For the soil stabilization of large area, can also by the way of locally constructing,
It constructs subregion.Each region can construct one by one, can also be constructed simultaneously in each region with multiple devices.
According to the present invention, shape, size, the quantity of the convex body are unlimited, can according to the design needs depending on.Each convex body
Structure can be identical, can also be different.The convex body is in continuous arrangement or gap arrangement, and top is directly or by connecting plate and institute
The upper frame connection stated.
As an improvement of the present invention, the convex body is at array arrangement.A kind of embodiment of optimization, the convex body are in
A line multiple row or column multirow arrangement, each convex body penetrate through the pressing formation module in one direction.That is: multiple convex bodys are simultaneously
Capable or laid out in parallel.
The embodiment of another kind optimization, the convex body are in the array arrangement of multiple lines and multiple rows, and the convex body of adjacent row/column is simultaneously
It arranges or is staggered.
The moisture that discharge is squeezed from the soil body needs to be discharged by drainage channel.A kind of drainage pattern is in advance to processed
The soil body in squeeze into vertical drainage plate, moisture is discharged using the drainage channel in drain bar.Another preferably exists
Soil body part is contacted in the pressing formation module and is equipped with filter device, and the moisture squeezed out in the soil body is arranged from the filter device
Out.The filter device has every soil, infiltration, draining, exhaust and pumping function.
The embodiment of another optimization of convex body, multiple convex bodys are assembled into townhouse structure, and the height of intermediate convex body is greater than
The height of other convex bodys;Each convex body is formed by two to the essentially identical " V " shape component of multiple structures is stacked, and the two of townhouse convex body
The end that end and intermediate convex body expose adjacent protuberances is blocked by end plate, and "T"-shaped conducting bar is equipped between adjacent " V " shape component,
There are gaps between the "T"-shaped conducting bar and " V " shape component, form the sliding slot of filter device described in grafting.Convex body is using connection
Structure is arranged, local pressure can be carried out to the soil body." V " shape component can be manufactured independently, can not only reduce manufacture difficulty and manufacture at
This, and can be according to design requirement flexible assembling.It is small in the wedge angle of intermediate " V " convex body, be conducive to the quick insertion soil body, can be improved
Construction efficiency, and can increase the contact area between the soil body, play the effect for preferably preventing lateral soil movement.
Filter device be can be convenient remove after use, clean sludge thereon by sliding slot grafting, then again insertable into
It is fixed in sliding slot, to realize recycling.
Further, the surface and/or the back side of the filter device are additionally provided with deflector or diversion trench.Described leads
Flowing plate or diversion trench by the lighter aqueous vapor of density that the soil body generates in course of exerting pressure after being expelled from and in soil body hole, more
It is directed on filter device well.
The filter device can use any standard structure.A kind of embodiment of optimization, the filter device
Multistorey strainer mesh is arrived including one.It is highly preferred that the strainer is metal screen.Metal screen has intensity high, and repeatable makes
The characteristics of using.The filter opening of the strainer of each layer can be the same or different.From the point of view of filtering itself, the filter of outer filter
Hole aperture should be greater than the filter opening aperture of inner filter screen, in this way, solid soil particle successively carries out coarse filtration and fine filtering.However,
From the point of view of strainer intensity, since the intensity of the small strainer in large aperture is usually higher than the intensity of small-bore strainer, to prevent
Strainer deforms in pressurized process, can also should be less than the filter opening aperture of inner filter screen with the filter opening aperture of outer filter.
As a further improvement of the present invention, geotextile filter mesh layer can be added between two or more layers metal screen,
Form sandwich structure.Multiple layer metal strainer and multilayer geotechnique textile mesh can be arranged alternately.
The filter device top can be directly connected to upper frame inside.A kind of achievable mode, internal stent can
To be equipped with collecting chamber, water is discharged by draw water pipeline.Another achievable mode, in the upper surface shape of pressing formation module
At collecting chamber, filter device top is connected to by upper frame with the collecting chamber.
As further improvement of the invention, the bottom outermost layer of pressing formation module is additionally provided with reinforcing body.To being equipped with
The outer layer of filter device is arranged in the pressing formation module of filter device, the reinforcing body.The reinforcing body can be soil
Work grid, geotextiles, geomembrane, geotechnical grid, geotechnological gauze pad and composite geotextile material any one or more of combination therein.
Using mechanical properties such as the high intensity of geosynthetics, high tenacity, soil stress is spread, increases the tensile strength of the soil body, changes
The kind soil body constitutes reinforced earth and various composite earthwork structures.Geosynthetics also plays anti-filter, draining and isolation material simultaneously
The effect of material.
As further improvement of the invention, the pressing formation module can be entity structure, entire to increase
The self weight of device.
Another preferred embodiment, the pressing formation module is welded by steel plate or fashioned iron, in top shape
At a collecting chamber.The conduit pipe of connection module bottom surface and collecting chamber is offered in the pressing formation module.From the soil body
The moisture of middle discharge enters collecting chamber through the conduit pipe in module, is concentrated and is discharged by pipeline.
Drainage pattern can use natural drainage, can also use water pump or vacuum pump forced drainage.When using vacuum pump
When draining, one moisture trap is set in the front end of vacuum pump, to prevent water point from entering vacuum pump with air-flow, causes vacuum pump
Performance decline or damage.Preferably, vacuumized using two-way, moisture trap after a period of work, the moisture isolated
When water reaches setting water level, vacuum pump stops working all the way, and moisture trap is drained, and another way still keeps work.Two
Road alternately operating, sustainable pump drainage water.
As further improvement of the invention, correspondingly with vacuum drainage, upper frame uses enclosed construction, such as top plate and bottom
Frame structure, the chassis all round closure, top are connect with top plate, and so that the collecting chamber on each convex body top is interconnected becomes one
A big closed vacuum collecting chamber, forms negative pressure in pump process, is conducive to soil body draining.
It is described that the negative pressure of vacuum with control valve is additionally provided in vacuum collecting chamber as further improvement of the invention
Regulation pipe.The negative pressure of vacuum regulation pipe is catchmented indoor negative pressure for adjusting vacuum, makes vacuum collecting chamber, moisture trap
With the negative pressure shape in vacuum pump at vacuum gradient.Surely when the indoor negative pressure of empty set water is lower than lower threshold, control valve is closed;When
Vacuum catchments indoor negative pressure when reaching the threshold values upper limit, and control valve is opened, and vacuum collecting chamber passes through negative pressure of vacuum regulation pipe and big
Conductance is logical, and when vacuum catchments indoor negative pressure lower than lower threshold, control valve is closed.It loops back and forth like this, so that it is guaranteed that
Vacuum pump can persistently draw water.
The negative pressure of vacuum regulation pipe can be set in top, centre or the bottom of the vacuum collecting chamber.
As further improvement of the invention, additional pressure applicator device is gone back on the upper frame.Additional pressure applicator device passes through
Pressing formation module applies dynamic low-frequency, intermediate frequency or high frequency active force to the soil body, squeezes the soil body sufficiently, accelerates in the soil body
Aqueous vapor separated with soil particle.
The additional pressure applicator device includes vibration device, percussion device and/or ramming device, and the top is arranged in
On frame and/or pressing formation module.
As further improvement of the invention, additional pressure applicator device same layer or layering are uniformly arranged on the upper frame
And/or in pressing formation module
As further improvement of the invention, the upper frame periphery is additionally provided with baffle.The baffle plays resistance to the soil body
Gear effect, prevents the soil body from generating sidesway, is concentrated in the soil body in the region of pressing formation module, to obtain more sufficient
It squeezes, the aqueous vapor further speeded up in the soil body is separated with soil particle.
The baffle can close the periphery for being enclosed in the upper frame.The baffle may be it is multiple, uniformly set
It sets on the periphery of the upper frame.
The baffle can be provided only on the lower section of upper frame.Its height can be with the basic phase of height of pressing formation module
Together, the height of pressing formation module can also be higher or lower than.
The baffle can also extend upwardly to the top of upper frame below upper frame, can protect and be arranged on upper frame
Equipment be not infected with mud.
Preferably, the baffle inner wall has pervious bed, is convenient for Quick drainage.
As further improvement of the invention, the bottom of the pressing formation module is additionally provided with vertical pile body.It is described
Vertical pile body stake holes is formed in the soil body, after slinging modular soil body pressing formation device, be positioned in the stake holes
Product pile pipe or filling filler.This structure, pressing formation module to the soil body carry out lateral shallow-layer or in shallowly handle, vertical pile body
Deep-layer reinforcing processing is carried out to the soil body, thus is applicable not only to the stabilization by drainage processing of shallow-layer or middle-shallow layer soft soil foundation, simultaneously
Also the processing that can be suitably used for deep foundation base keeps applicable situation of the invention more wide in range.
As further improvement of the invention, the vertical pile body is up big and down small cone structure, convenient for indentation
And dial-out.
The vertical pile body can be pile pipe structure, be also possible to solid.
As further improvement of the invention, the soil strength detection device is one or more, is arranged described
In pressing formation module and/or vertical pile body.Multiple soil strength detection devices can be evenly distributed on the pressing formation module
Convex body and/or vertical pile body bottom, middle part and top, with complete detection by the soil strength of each position of the construction soil body.
The soil strength detection device includes soil body device for detecting density and/or soil shear strength detection device.
Modular soil body pressing formation device of the invention, can be with integral manufacturing, can also be by the way of unit spliced
Production a, it may be assumed that upper frame and one unit of a pressing formation module composition connected to it, two to multiple unit spliceds are constituted
One complete modular soil body pressing formation device.It can according to need on each unit and increase different functional components.It adopts
With the production method of unit spliced, due to the small volume of each unit, thus make it is more simple, can reduce manufacture difficulty and
Manufacturing cost.Also, unit can be used as standard size, or as series of products, the cellular construction and size phase of each series
Together, then spliced according to design or construction requirement, design and use are more flexible.
As further improvement of the invention, in step 1), one is re-layed on Modified soil to multilayer Earthworking reinforced bar material
Material and/or Modified soil.Above-mentioned paving mode includes but is not limited to:
At least one layer of Earthworking reinforced bar material is laid on Modified soil;
At least one layer of discrete material is laid on Modified soil;
It is first laid at least one layer of Earthworking reinforced bar material on Modified soil, re-lays at least one layer of discrete material;
It is first laid at least one layer of discrete material on Modified soil, re-lays at least one layer of Earthworking reinforced bar material;
Earthworking reinforced bar material and discrete material are alternately laid in Modified soil higher slice;
Earthworking reinforced bar material, Modified soil and/or discrete material are alternately laid in Modified soil higher slice.
As a further improvement of the present invention, further include step 3): re-laying one on the soil body after reinforcing to multilayer
Discrete material, Earthworking reinforced bar material and/or Modified soil.Further, further include step 4): using modular soil body pressing formation
Device further presses compacted discharging consolidation.If treated, soil strength does not reach design requirement still, repeats step 3)
With 4), until soil strength reaches design requirement.Discrete material, Earthworking reinforced bar material and the Modified soil can select a laying,
It can also be laid with using different layers of material, laying sequence can be arranged according to construction requirement.
The discrete material includes that soil, sandstone aggregate, the broken building waste of mixing or the hard cubic meter of stone are therein any
A kind of material or two arrive multiple material combination.The sandstone aggregate is sand in hydraulic engineering, ovum (gravel) stone, rubble, block
The general designation of the materials such as stone, work stone.
The Earthworking reinforced bar material can be plastic draining board, reinforced bands, TGXG, geotextiles, geomembrane, geotechnique
Cell compartment, geotechnological gauze pad and composite geotextile material any one therein two arrive multiple combinations.Earthworking reinforced bar body, which is added, to be increased
The stability of the soil body improves the bearing capacity of the soil body.When Earthworking reinforced bar material use flexible material when (such as geotextiles, geomembrane,
Reinforced bands etc.), can be laid immediately on the soil body, flexible material with the soil body intertexture mix and generates deformation after being extruded, formation and
The corresponding composite molding soil body of convex body structure.(such as plastic draining board, Tu Gongge when Earthworking reinforced bar material uses hard material
Room, geotechnological gauze pad and composite geotextile material etc.), the Earthworking reinforced bar material can be placed in the following ways: (1) will be geotechnological
Reinforcement material is cut into laminated structure, and every sheet material corresponds to a surface of convex body, flaky material is formed by it place or
It is inserted in the soil body of corresponding position;(2) Earthworking reinforced bar material is fabricated to and forms compatible component with convex body, by the component
It is placed on construction location;(3) Earthworking reinforced bar material is fabricated to and forms compatible component with convex body, surrounding adds same material
Or the frame of unlike material, which is placed on construction location.
The Modified soil is also referred to as conditioned soil, is mainly made of soil and curing agent mixing, it may also be necessary to be added
A certain proportion of auxiliary agent or discrete material.Using the Modified soil of soil, sand and curing agent, three's preferred mass ratio is 6:3:1.
Curing agent is added in soil, is laid with after being sufficiently stirred, forms mutual extrusion between curing agent and soil and mixes, after solidification
Modified soil have effects that enhancing.Soil therein includes sandy soil, clay and loam, can excavate undisturbed soil from construction site,
It allocates and transports after undisturbed soil can also being excavated from other places to construction site.
The Modified soil can be laid with by the following method: undisturbed soil and curing agent be stirred in blender in proportion mixed
It closes, then the mixture of flow-like is poured over construction area, pave smooth.
The Modified soil can also be laid with by the following method: undisturbed soil paved smooth, then the curing agent that paves on it,
Finally mixed and stirred with road-mixed machine.
The Modified soil can also be laid with by the following method: after excavating undisturbed soil from other places in mixer truck and curing agent
It is mixed, is transported to construction site, the mixture of flow-like is poured over construction area, is paved smooth.
The curing agent is a kind of engineering material to solidify all kinds of soil synthesized by a variety of inorganic, organic materials
Material.Only need to be mixed by a certain amount of curing agent, mixed thoroughly, pressed according to the physics and chemical property of soil for the soil that need to be reinforced
Crucial point reason, that is, can reach the performance indicator of needs.Curing agent is divided by ingredient: lime cement class inorganic solidification agent, slag class are dry
The curing agent that powder soil-solidified-agent, high cluster ion soil curing agent, organic zymoprotein soil-solidified-agent and organic-inorganic combine.
The curing agent that single kind can be used, two or more curing agent can also be compounded, or just add other auxiliary agents.
Using the advantage of cured modified soil:
1, construction cost is saved, is shortened the construction period.Construction cost 30% ~ 50% can be saved compared with using traditional base material, it can
Shorten the construction period about 50%.
2, compression strength is high.In the case where not changing execution conditions, unconfined compressive strength can be improved 40%~100%.
3, water stability is good.It soaks and does not dismiss under soil-solidified-agent compound consolidated soil test specimen room temperature, water stability is good, durable
Property is good.
4, freezing stability is good.
5, energy conservation and environmental protection.Traditional construction material, which needs to exploit, destroys vegetation, pollutes environment.Especially lime, manufacture of cement
In to consume a large amount of coal resources and discharge a large amount of carbon dioxide greenhouse gas, exacerbate Global Greenhouse Effect.Using mud
Native curing technology reduces the usage amount of these conventional cementitious materials, is conducive to save resource and the energy, is conducive to ecological environment
Protection.Meanwhile digging river and adopt husky, fried mountain rubble and can destroy naturally, pollute environment, use the technology everywhere may be used with widely distributed
The soil substitution sand material taken, is conducive to the sustainable development of infrastructure, meets China's Resources for construction economizing type, environmental-friendly
The requirement of type society.
In addition, soil-solidified-agent production and use are pollution-free, the aqueous solution of curing agent after dilution is nontoxic, harmless, belongs to
Environmentally friendly and resource-conserving high-tech new material, can effectively solve road-making material pollution problem.
6, construction technology is simple.Soil-solidified-agent good penetrability, it is good with the workability of soil, make soil be easy to be compacted, convenient for applying
Work.Mechanical equipment used in construction machinery and tradition used is essentially identical, and amount of labour demanded is reduced, and construction technology is simple, work
People only needs simple training that can be on duty.
7, engineering service life can be extended, reduce late maintaining cost.By the processed soil of soil-solidified-agent,
Intensity, compactness, the modulus of resilience, deflection value, CBR, shear strength etc. are all greatly improved, and surface layer is heated, frost or tide
The influence of the natural conditions such as gas saves maintenance of works cost to extend the service life of engineering.
8, there is wide applicability.Since it has better property than the soil cementations material such as traditional cement, lime
It can be with economy, environmental benefit, moreover it is possible to solve the cementing materials such as cement, lime, flyash in soil fixation insoluble one
A little specific questions have unique soil solidification effect and wide applicability.
Common curing agent has cement, lime stone, flyash, gypsum, pitch, lime, paper pulp slag, volcanic ash, concrete
The cementitious materials such as powder and plant ash (soil high suitable for water content and the content of organic matter), HG is inorganic/organic composite soil
Cementing material, Palma soil solidification enzyme, HEC curing agent, DKASS soil-solidified-agent, TR type soil-solidified-agent, PAMCATS soil
The soil-solidified-agents such as earth curing agent and accelerator.The accelerator is usually with aluminum oxide clinker (i.e. bauxite, soda ash, raw stone
The clinker that ash is fired into proportion) it is main component through levigate and manufactured.
As further improvement of the invention, it is placed adjacent between laying layer and is additionally provided with adhesive layer.The adhesive layer
The adhesives used is cement, Modified soil or cement concrete.The adhesives after mixing in dry state powdery,
Dry state granular media is granular, hygrometric state half solidifies any form of shape or hygrometric state flow-like.After the type and processing of adhesives
The selection of form determined according to the characteristic of paver, make it combine to reach and be better mixed, bond and compound, and convenient for applying
Work.When using independent cement material, dry state powder can directly be spread and be sprinkled upon on all lower layer's pavers.
As a further improvement of the present invention, after all steps are ended, shaping and compacting are carried out to the compound soil body, with
Improve compactness and solidification adhesive strength that filler is placed in backfill.The shaping is usually static pressure.The compacting includes dynamic
Power spreading, power push-rod compacting, weight hits compacting, vibration bell hits the power modes such as compacting.
The present invention also provides a kind of compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression,
It is characterized in that the following steps are included: 1) being laid at least one layer of curing agent on engineering undisturbed soil, and be stirred shape with undisturbed soil
At Modified soil;2) the compacted discharging consolidation that presses is carried out to the soil body using modular soil body pressing formation device, makes curing agent and soil
The effect of formation, which is interweaved, between body squeezes mixing, and the soil body reaches modified solidified and enhances, realization engineering soft soil adds
Gu;The modular soil body pressing formation device includes upper frame, pressing formation module and soil strength detection device, described to apply
Molded module includes several convex bodys.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of modular soil body pressing formation device of the present invention.
Fig. 2 is the front view of modular soil body pressing formation device of the present invention.
Fig. 3 is the structural schematic diagram of modular soil body pressing formation device band filter device embodiment of the present invention.
Fig. 4 is the structural schematic diagram of modular soil body pressing formation device band vacuum pumping system embodiment of the present invention.
Fig. 5 is the structural schematic diagram of modular soil body pressing formation device band reinforcing body embodiment of the present invention.
Fig. 6 is the structural schematic diagram that modular soil body pressing formation device convex body of the present invention is in continuously distributed embodiment.
Fig. 7 is the structure that modular soil body pressing formation device convex body of the present invention is connected to upper frame embodiment by connecting plate
Schematic diagram.
Fig. 8 is the structural schematic diagram that embodiment is arranged side by side in modular soil body pressing formation device convex body of the present invention.
Fig. 9 is that modular soil body pressing formation device convex body of the present invention is staggered the structural schematic diagram of embodiment.
Figure 10 is the structural schematic diagram that modular soil body pressing formation device convex body of the present invention presents mount structure embodiment.
Figure 11 is the structure that embodiment is arranged side by side in mount structure convex body on modular soil body pressing formation device of the present invention
Schematic diagram.
Figure 12 is that mount structure convex body is staggered the structure of embodiment on modular soil body pressing formation device of the present invention
Schematic diagram.
Figure 13 is that the structure of modular soil body pressing formation device cylindrical shape convex body of the present invention embodiment arranged side by side is shown
It is intended to.
Figure 14 is structure of the modular soil body pressing formation device of the present invention using multiple same units splicing embodiment
Schematic diagram.
Figure 15 is modular soil body pressing formation device of the present invention using multiple identical and different units splicing embodiment
Structural schematic diagram.
Figure 16 is the structure that modular soil body pressing formation device of the present invention adds impact hammer and vibration device embodiment
Schematic diagram.
Figure 17 is modular soil body pressing formation device impact hammer of the present invention and vibration device same layer setting embodiment
Structural schematic diagram.
Figure 18 is the structural schematic diagram that modular soil body pressing formation device of the present invention adds closed guard embodiment.
Figure 19 is that modular soil body pressing formation device baffle of the present invention extends to embodiment party above upper frame below upper frame
The structural schematic diagram of formula.
Figure 20 is the structural representation that modular soil body pressing formation device baffle of the present invention is located at embodiment below upper frame
Figure.
Figure 21 is modular soil body pressing formation device of the present invention using closed baffle embodiment made of fashioned iron
Structural schematic diagram.
Figure 22 is modular soil body pressing formation device of the present invention using clearance-type baffle embodiment party made of " work " word steel
The structural schematic diagram of formula.
Figure 23 is the structural schematic diagram that modular soil body pressing formation device of the present invention adds vertical pile body embodiment.
Figure 24 is modular soil body pressing formation device of the present invention using clearance-type baffle embodiment party made of " work " word steel
The structural schematic diagram of formula.
Figure 25 is the structural schematic diagram that convex body of the present invention uses townhouse structural implementation.
Figure 26 is the enlarged diagram in Figure 25 at A.
Figure 27 is structural schematic diagram of the convex body of the present invention using duplex row's structural implementation.
Figure 28-35 is the construction of the compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression of the present invention
Process schematic.
In figure, 1- upper frame, 2- pressing formation module, 3- soil strength detection device, 4- filter device, 5- collecting chamber, 6-
Reinforcing body, 7- vacuum pump, 8- moisture trap, 9- solenoid valve, 10- drinking-water pipe, 11- modular unit, 12- connecting plate, 13- are hit
Hammer, 14- bracket, 15- vibration device, 16- baffle, the vertical pile body of 17-, 18- loop wheel machine, 19- modular soil body pressing formation device,
20- soil body surface, 21- form the soil body, 22- pit, 38- control valve, 39- negative pressure of vacuum regulation pipe, 43- discrete material, 44- original
Shape soil, 46- curing agent, 47- Modified soil;
101- top plate, 102- chassis;
201- convex body, 202- lateral wall, 203- conduit pipe, 218- conducting bar, 219- sliding slot, 220- end plate, 221- " V " shape structure
Part.
Specific embodiment
Structure Figure and specific embodiment below, the invention will be further described.
The compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression of the invention, first in engineering original state
At least one layer of discrete material is laid on soil;Then the compacted draining that presses is carried out to the soil body using modular soil body pressing formation device
Consolidation, makes to form the extruding that is interweaved between the discrete material and the soil body that are laid with and mix, reaches that the soil body is mixed and modified and reinforcement increasing
Strong effect realizes the reinforcing of engineering soft soil.
Referring to Figures 1 and 2, the modular soil body pressing formation device, including upper frame 1, pressing formation module 2 and soil
Body intensity detecting device 3.The upper frame 1 is rectangle, including top plate 101 and chassis 102.The pressing formation module 2 is wrapped
Include several " V " shape convex bodys 201 disposed in parallel.It is spaced apart between adjacent protuberances 201.The top of convex body 201 and institute
The upper frame connection stated.The connection can be welding, and slot, 201 top of convex body can also be arranged on the chassis 102 of upper frame
It is inserted into the slot and forms detachable connection.
Bottom and/or side wall 202 in convex body 201 can be set in soil strength detection device 3.It can be in each convex body
Soil strength detection device 3 is set on 201, it is strong that the soil body can also be set on the 1 selected convex body 201 to multiple specific positions
Spend detection device 3.
When construction, the weight of device itself generates pressure to the soil body, and the moisture and air extrusion in the soil body make in the soil body
Solids particles between compactness be improved.The lateral wall 202 of " V " shape convex body 201 plays barrier effect, prevents the soil body
Sidesway is generated, in the space 26 for being concentrated in the soil body between convex body, is adequately squeezed, to play Quick drainage and squeeze
Close effect.
Referring to Fig. 3, on this basis, filter device 4, convex body 201 are equipped on the lateral wall 202 of the convex body 201
On offer the conduit pipes 203 of multiple inside and outside walls.The filter device 4 uses double-level-metal strainer, repeatable to make
With, saving cost, while can also be improved intensity.
The convex body 201 is welded by steel plate or fashioned iron, forms a collecting chamber 5 on top.
Filter device 4 can quickly export the aqueous vapor squeezed out in the soil body, and aqueous vapor passes through the water guide on " V " shape convex body 201
Enter the collecting chamber 5 on 201 top of " V " shape convex body behind channel 203.
Referring to Fig. 4, a drinking-water pipe 10 is inserted into each collecting chamber 5, the top of drinking-water pipe 10 passes through upper frame 1 to outside
Draining.
A kind of more preferably embodiment, using 7 forced drainage of vacuum pump.In the front end of vacuum pump 7, one gas is set
Separator 8 causes 7 performance of vacuum pump to decline or damage to prevent water point from entering vacuum pump 7 with air-flow.In present embodiment
In, vacuumized using two-way, moisture trap after a period of work, when the moisture water isolated reaches setting water level,
Vacuum pump stops working all the way, and moisture trap is drained, and another way still keeps work.Two-way alternately operating, sustainable pumping
Draining.
Upper frame 1 uses top plate 101 and 102 mode of chassis, 102 all round closure of chassis, and top and top plate 101 connect
It connects, the collecting chamber 5 on each 201 top of " V " shape convex body can be made, which to be interconnected, becomes a closed vacuum collecting chamber, is drawing water
Negative pressure is formed in journey, is conducive to soil body draining.
The negative pressure of vacuum regulation pipe 39 with control valve 38 is additionally provided in the vacuum collecting chamber 5.The negative pressure of vacuum
Regulation pipe 39 is used to adjust the negative pressure in vacuum collecting chamber 5, makes negative in vacuum collecting chamber 5, moisture trap 8 and vacuum pump 7
Swaging is at vacuum gradient.Surely when the negative pressure in empty set water chamber 5 is lower than lower threshold, control valve is closed;Surely in empty set water chamber 5
Negative pressure when reaching the threshold values upper limit, control valve is opened, and vacuum collecting chamber 5 is connected by negative pressure of vacuum regulation pipe 39 with atmosphere, directly
When being lower than lower threshold to the negative pressure in vacuum collecting chamber 5, control valve is closed.It loops back and forth like this, so that it is guaranteed that 7 energy of vacuum pump
It is enough persistently to draw water.
The negative pressure of vacuum regulation pipe 39 can be set in top, centre or the bottom of the vacuum collecting chamber 5.?
In present embodiment, the top of the vacuum collecting chamber 5 is arranged in the negative pressure of vacuum regulation pipe 39, is located at 1st area of upper frame
In domain.
Referring to Fig. 5, on this basis, reinforcing body 6 is equipped on the lateral wall of convex body 201.The reinforcing body 6 is fabricated to
External with the convex body 201 forms compatible sleeve-like structure.A kind of embodiment is that each convex body 201 is set with a reinforcement
Body.Another embodiment is one total reinforcing body of design, and all convex bodys 201 are all covered and are loaded.The top of reinforcing body 6
It is contacted with upper frame 1.Present embodiment is using latter configuration.
Referring to Fig. 6, a kind of another embodiment of modular soil body pressing formation device of the present invention.In present embodiment
In, adjacent protuberances 201 are continuously arranged, and gap is not stayed.
Referring to Fig. 7, a kind of another embodiment of modular soil body pressing formation device of the present invention.In present embodiment
In, the arrangement of 201 gap of adjacent protuberances, and connected by connecting plate 12.The connecting plate 12 is connect with upper frame 1.
Referring to Fig. 8, another embodiment of modular soil body pressing formation device of the present invention.In the present embodiment,
Several convex bodys 201 are at array arrangement.The convex block 201 of adjacent row and column is arranged side by side.
Referring to Fig. 9, another embodiment of modular soil body pressing formation device of the present invention.In the present embodiment,
Several convex bodys 201 are at array arrangement.The convex block 201 of adjacent row and column is staggered.
Referring to Fig.1 0, a kind of another embodiment of modular soil body pressing formation device of the present invention.In this embodiment party
In formula, the convex body 201 is in the frame-shaped construction of opening upwards.Convex body 201 is penetrated through along the width direction of upper frame 1, multiple convex bodys
201 are arranged in parallel along the length direction of upper frame 1.
Referring to Fig.1 1, another embodiment of modular soil body pressing formation device of the present invention.In the present embodiment,
The convex body 201 of multiple upper mount structures is at array arrangement.The convex block 201 of adjacent row and column is arranged side by side.
Referring to Fig.1 2, another embodiment of modular soil body pressing formation device of the present invention.In the present embodiment,
The convex body 201 of multiple upper mount structures is at array arrangement.The convex block 201 of adjacent row and column is staggered.
Referring to Fig.1 3, a kind of another embodiment of modular soil body pressing formation device of the present invention.In this embodiment party
In formula, the cylindrical structure of convex body 201.Multiple convex bodys 201 are at array arrangement.The convex block 201 of adjacent row and column is side by side
Setting.
Referring to Fig.1 4, another embodiment of modular soil body pressing formation device of the present invention.In the present embodiment,
One upper frame and one unit 11 of a pressing formation module composition connected to it, two are spliced to form one to multiple units 11
Complete modular soil body pressing formation device.
Referring to Fig.1 5, another embodiment of modular soil body pressing formation device of the present invention.By various sizes of list
Member 11 is fabricated to corresponding unit module 11-1,11-2, and according to the needs that design and construct, various unit modules are spliced to form one
A complete modular soil body pressing formation device.
Referring to Fig.1 6, another embodiment of modular soil body pressing formation device of the present invention.It is additionally provided with and hits in upper frame 1
Hammer 13 and vibration device 15.The impact hammer 13 and vibration device 15 can be one or more.In the present embodiment, institute
The impact hammer 13 and vibration device 15 stated respectively are one, and are arranged at the center of upper frame 1.Vibration device 15 is set up directly on top
On frame 1, the top of vibration device 15 is arranged in by bracket 14 for impact hammer 13.
Impact hammer 13 and vibration device 15 pass through forming module and apply dynamic high frequency active force to the soil body, fill the soil body
Divide and squeeze, the aqueous vapor in the soil body is accelerated to separate with soil particle.
Referring to Fig.1 7, another embodiment of modular soil body pressing formation device of the present invention.The impact hammer 13
Be one, be arranged at the center of upper frame 1, the vibration device 15 be it is multiple, be uniformly arranged on the periphery of impact hammer 13.Most
Good, each impact hammer 13 is arranged at the center of corresponding convex body 201.
The vibration device 15 also can be set in the inside of convex body 201.Alternatively, above upper frame and convex body 201
Inside is equipped with vibration device 15.
8 and Figure 19 referring to Fig.1, another embodiment of modular soil body pressing formation device of the present invention.This embodiment party
On the basis of formula is any embodiment being previously mentioned, baffle 16 is additionally provided on the periphery of the upper frame 1.Described
Baffle 16 plays barrier effect to the soil body, prevents the soil body from generating sidesway, is concentrated in the soil body in the region of pressing formation module,
To obtain more adequately squeezing, the aqueous vapor further speeded up in the soil body is separated with soil particle.
In the present embodiment, the baffle 16 uses slab construction, and closing is enclosed in the periphery of the upper frame 1.Gear
Plate 11 extends upwardly to the top of upper frame 1 from the lower section of upper frame 1.The baffle for stretching out 1 upper section of upper frame can protect setting and exist
Equipment (such as impact hammer 13 and vibration device 15) on upper frame 1 is not infected with mud, extends the service life of equipment.
16 bottom of baffle and the bottom of pressing formation module 2 are substantially flush.
Preferably, the inner wall of the baffle 16 has pervious bed, is convenient for Quick drainage.
The material of the baffle 16 can select resistant material, such as steel plate, alloy sheets or high molecular material plate.Using
When steel plate, the weight of whole device can be increased, bigger pressure is generated to the soil body, be conducive to accelerate draining.Using macromolecule material
Flitch, low cost, lightweight, convenient for manufacture, transport and installation.
Referring to Figure 20, another embodiment of modular soil body pressing formation device of the present invention.It is real with Figure 18 and Figure 19
Apply mode the difference is that, the baffle 16 of present embodiment is disposed only on the lower section of upper frame 1, and 16 bottom of baffle lower than pressure at
The bottom of pattern block 2.This structure, baffle 16 can wrap more soil bodys.A large amount of soil bodys are limited at the enclosing of baffle 16
Space in, under the action of pressing formation device of the present invention, adequately squeezed.Since the soil body will not generate sidesway, this
It is continuous and effective that kind, which squeezes,.
Referring to Figure 21, another embodiment of modular soil body pressing formation device of the present invention.It is real with Figure 18 and Figure 19
Mode is applied the difference is that the baffle 16 is using fashioned iron.
Referring to Figure 22, the replaceable Figure 21 embodiment another embodiment of the present invention.It is different from Figure 21 embodiment it
It is in the baffle 16 of present embodiment is strip structure, is uniformly arranged on the periphery of the upper frame.The baffle 16 uses
" work " word steel.
Referring to Figure 23, another embodiment of modular soil body pressing formation device of the present invention.The pressing formation
The bottom of module 2 is additionally provided with vertical pile body 17.
The vertical pile body 17 forms stake holes in the soil body, after slinging modular soil body pressing formation device, described
Stake holes in place finished product pile pipe or filling filler.This structure, pressing formation module to the soil body carry out lateral shallow-layer or in
Shallow processing, vertical pile body carries out deep-layer reinforcing processing to the soil body, thus is applicable not only to the row of shallow-layer or middle-shallow layer soft soil foundation
Water consolidation process, while also can be suitably used for the processing of deep foundation base, keep applicable situation of the invention more wide in range.
Filter device 4 also can be set in the lateral wall of the vertical pile body 17.The filter device 4 and convex body
Filter device 4 on 201 forms integral structure.
Reinforcing body can also be set with outside the filter device 4 of the vertical pile body 17.The reinforcing body is after construction
It stays in the soil body, continues to drain while playing reinforced action.
Referring to Figure 24, another embodiment of modular soil body pressing formation device of the present invention.Present embodiment be
On the basis of Figure 23 embodiment, baffle 16 is additionally provided on the periphery of the upper frame 1.
Referring to Figure 25 and Figure 26, another embodiment of convex body of the present invention.The townhouse structure that three convex bodys are welded into, in
Between the height of convex body be about 2 times of other convex body height;Each convex body is by the two " V " shape components essentially identical to multiple structures
221 it is stacked be welded, the end that the both ends of townhouse convex body and intermediate convex body expose adjacent protuberances is blocked by end plate 220,
"T"-shaped conducting bar 218 is equipped between adjacent " V " shape component, there are gap between the "T"-shaped conducting bar 218 and " V " shape component,
Form the sliding slot 219 of filter device described in grafting.Filter device can be removed after use, clean sludge thereon, then again
Secondary be inserted into sliding slot is fixed, to realize recycling.
Preferably, deflector or diversion trench (not shown) are additionally provided on the surface of the filter device and/or the back side.
The deflector or diversion trench is squeezed the lighter aqueous vapor of density that the soil body generates in course of exerting pressure from soil body hole
After out, preferably it is directed on filter device.
Referring to Figure 27, another embodiment of convex body of the present invention.On the basis of Figure 25 embodiment, by two townhouses
The convex body of structure is welded into the convex body of duplex row's structure.
Below by taking the modular soil body pressing formation device using a kind of optimization as an example, introduces several machinery of the invention and apply
The specific embodiment for the modified enhancing processing method of the solid matter water consolidated earth mass joint soil body of extruding.It is understood that of the invention
Method the modular soil body pressing formation device in other structures can also be used.It, can be flexible according to the needs that design or construct
Increase or decrease corresponding functor, or increase and decrease or adjustment corresponding operation step.
Embodiment one
The compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression, sequentially includes the following steps:
1) referring to Figure 28, several adrainage materials 64 are vertically squeezed into the engineering undisturbed soil 44 of construction area.Wherein adrainage material
Using plastic draining board 64-1, thickness > 4mm, width 100mm, plate spacing 1.0m, practical driving depth cannot be less than designing
Depth.Then it is laterally laid with one layer of Modified soil 47 again, and is mixed and stirred with road-mixed machine, until all construction areas are all laid with completion;Institute
The layer Modified soil 47 stated is constituted using soil, sand and curing agent stirring, and three's mass ratio is 6:3:1, and curing agent therein is adopted
Use lime.
2) modular soil body pressing formation device 19 is hung to current construction area by loop wheel machine 18.
3) referring to Figure 29, modular soil body pressing formation device 19 carries out vibration pressure, modular soil body pressure to the soil body
The self weight of molding machine 19 imposes longitudinal static pressure to the soil body;Impact hammer 13 imposes longitudinal impact force to the soil body;Vibration
Device 15 makes device 19 generate vibration, and then the lateral pressure of high frequency is imposed to the soil body;Three of the above force action makes in the soil body
The soil body is sufficiently squeezed, and the aqueous vapor in the soil body is catchmented through the arrival of conduit pipe 203 on reinforcing body 5, filter device 4 and convex body
Room 5, then extracted out via drinking-water pipe 10.Pumping system uses two-way mode, and every road includes a vacuum pump 7 and a preposition gas
Separator 8.The moisture trap 8 of the first via after a period of work, should when the moisture water isolated reaches setting water level
The vacuum pump 7 on road stops working, and moisture trap 8 is drained, and the second tunnel still keeps work.Two-way alternately operating, it is sustainable
Pump drainage water.In this process, the air water in the soil body is farthest discharged, and the compactness between solid particle is mentioned
It is high.Meanwhile between the Modified soil 47 of laying and undisturbed soil 44 formed be interweaved extruding mix, reach the soil body it is mixed and modified and add
The effect of muscle enhances realizes the reinforcing (as shown in figure 30) of engineering soft soil.
4) referring to Figure 31, modular soil body pressing formation device 19 is sling.The processed soil body is squeezed close discharging consolidation, shape
Compound type soil structures 21 are consolidated at corresponding with pressing formation modular shape.Reinforcing body 6 remains in the soil body, can bear to resist
Drawing, resistance to compression, shearing resistance effect, to improve foundation bearing capacity, reduce sedimentation and increase the stability of the soil body.Meanwhile it is described plus
Muscle body 6 can also continue to drain.
5) modular soil body pressing formation device 19 is hung to next construction area by loop wheel machine 18, repeats step 3) and 4), directly
Completion is handled to all construction areas.
Embodiment two
The compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression, sequentially includes the following steps:
1) several plastic draining belt 64-2 are vertically squeezed into certain depth at a certain distance in the engineering undisturbed soil of construction area.
Then it is laterally laid with one layer of Modified soil 47-1 again.The Modified soil using HG it is inorganic/organic composite soil cementing material and water
The curing agent of mud mixing compounding, and mixed and stirred with road-mixed machine, until all construction areas are all laid with completion.
2) modular soil body pressing formation device is hung to current construction area by loop wheel machine.
3) the compacted discharging consolidation that presses is carried out to the soil body using modular soil body pressing formation device, makes Modified soil and original state
The effect of forming the extruding mixing that is interweaved between soil, reaching the modified soil body and enhancing, realizes the reinforcing of engineering soft soil.
4) sling modular soil body pressing formation device, the processed soil body is squeezed close discharging consolidation, formed with pressure at
The block-shaped corresponding molding soil structures of pattern.
5) modular soil body pressing formation device is hung to next construction area by loop wheel machine, repeats step 3) ~ 4), until all
Construction area handles completion.
6) one layer of scattered Modified soil 47-2 is re-layed on the soil body after reinforcing, repeats step 2 ~ 5);The wherein Modified soil
It is laid with by the following method: being stirred undisturbed soil and cement to form Modified soil in blender in proportion, then by flow-like
Modified earth mixtures is poured over construction area, paves smooth.
7) it is compacted using road roller, as shown in figure 32.
Embodiment three
The compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression, sequentially includes the following steps:
1) referring to Figure 33, on the engineering undisturbed soil of construction area at a certain distance with the vertically arranged several plastics of certain depth
Drainpipe 64-3.Then it is laid with one layer of Modified soil 47, the Modified soil, as curing agent, is then successively laid with again using pitch
One layer of sandstone aggregate 43-2, one layer of cement powder 62 and one layer of geomembrane 45-2.
2) modular soil body pressing formation device is hung to current construction area by loop wheel machine.
3) the compacted discharging consolidation that presses is carried out to the soil body using modular soil body pressing formation device, makes the granular media material being laid with
The extruding that is interweaved is formed between material, Earthworking reinforced bar material and curing agent and the soil body to mix, and reaches that the soil body is mixed and modified and reinforcement
The effect of enhancing, realizes the reinforcing of engineering soft soil.
4) sling modular soil body pressing formation device, the processed soil body is squeezed close discharging consolidation, formed with pressure at
The block-shaped corresponding molding soil structures of pattern.
5) modular soil body pressing formation device is hung to next construction area by loop wheel machine, repeats step 1) ~ 4), until all
Construction area handles completion.
Example IV
The compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression, sequentially includes the following steps:
1) referring to Figure 34, if in the engineering undisturbed soil of current construction area at a certain distance with the vertically arranged dry sand of certain depth
The packed pipe bag 64-4 of stone.Then it is laid with modified soil by the following method:
1.1) undisturbed soil is laid with: undisturbed soil is poured on the molding soil body using crawler-mounted excavator, twice with road-mixed machine stirring,
It smashes compared with large clod, rejects oversize earth material and sundries;
1.2) HEC curing agent is laid with: static pressure is first applied to the soil body using vibrated roller, delimit grid by width 3m* long 3m,
HEC curing agent is spilt on beach in each grid, and is uniformly spread HEC curing agent out with scraper plate.
1.3) Modified soil mixes and stirs: being mixed and stirred 2 times using road machine is mixed to Modified soil, speed should be less than 3.3km/h, after uniform mixing
Modified soil color is consistent, no lath, ash group and flower face.
2) one layer of composite geotextile material prefabricated components 45-1 compatible with convex body shape is re-layed.
3) the compacted discharging consolidation that presses is carried out to the soil body using modular soil body pressing formation device, makes the composite earth being laid with
Work material is pressed into Modified soil, and then is formed the extruding that is interweaved between the soil body and mixed, and reaches that the soil body is mixed and modified and reinforcement
The effect of enhancing, realizes the reinforcing of engineering soft soil.
4) sling modular soil body pressing formation device, the processed soil body is squeezed close discharging consolidation, formed with pressure at
The block-shaped corresponding molding soil structures of pattern, as shown in figure 35.
5) modular soil body pressing formation device is hung to next construction area by loop wheel machine, repeats step 1) ~ 4), until all
Construction area handles completion.
Embodiment five
The compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression, sequentially includes the following steps:
1) it is laid with one layer of cement on the engineering undisturbed soil 44 of construction area, is mixed and stirred cement and undisturbed soil with blender.
2) vibration pressure is carried out to the soil body with modular soil body pressing formation device, it is solid that the processed soil body is squeezed solid matter water
Knot forms and corresponding with pressing formation modular shape compound is consolidated into type soil structures.
3) modular soil body pressing formation device 19 is hung to next construction area by loop wheel machine 18, repeats step 2, Zhi Daosuo
There is construction area to handle completion.
It is understood that above-described embodiment is the description of the invention, it is rather than limiting the invention, any
Without departing from the innovation and creation within the scope of true spirit, fall within the scope of protection of the present invention.
Claims (45)
1. a kind of compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression, it is characterised in that including following
Step: 1) in engineering undisturbed soil at a certain distance with the vertically arranged several adrainage materials of certain depth;2) it is laid at least one layer of
Modified soil;2) the compacted discharging consolidation that presses is carried out to the soil body using modular soil body pressing formation device, makes Modified soil and original state
The effect of formation, which is interweaved, between soil squeezes mixing, and the soil body reaches modified solidified and enhances, realization engineering soft soil adds
Gu;The modular soil body pressing formation device includes upper frame, pressing formation module and soil strength detection device, described to apply
Molded module includes several convex bodys.
2. the compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression as described in claim 1, special
Sign is that the convex body is continuously arranged or gap is arranged, and top is connect directly or by connecting plate with the upper frame.
3. the compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression as described in claim 1, special
Sign is the convex body at array arrangement, the side-by-side or staggered setting of the convex body of adjacent row/column.
4. the compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression as described in claim 1, special
Sign is in the pressing formation module that contact soil body part is additionally provided with filter device.
5. the compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression as claimed in claim 4, special
Sign is that multiple convex bodys are assembled into townhouse structure, and the height of intermediate convex body is greater than the height of other convex bodys;Each convex body by two to
The essentially identical " V " shape component of multiple structures is stacked to be formed, and the both ends of townhouse convex body and intermediate convex body expose adjacent protuberances
End is blocked by end plate, is equipped with "T"-shaped conducting bar between adjacent " V " shape component, the "T"-shaped conducting bar and " V " shape component it
Between there are gap, form the sliding slot of filter device described in grafting.
6. the compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression as claimed in claim 5, special
Sign is that the surface of the filter device and/or the back side are additionally provided with deflector or diversion trench.
7. the compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression as claimed in claim 4, special
Sign is that the filter device includes one to multistorey strainer mesh.
8. the compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression as claimed in claim 7, special
Sign is that the strainer is metal screen and/or geotextile strainer.
9. the compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression as described in claim 1, special
Sign is that the bottom outermost layer of the pressing formation module is additionally provided with reinforcing body.
10. the compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression as claimed in claim 9, feature
Be the reinforcing body include TGXG, geotextiles, geomembrane, geotechnical grid, geotechnological gauze pad and composite geotextile material its
Any one or more of combination.
11. the compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression as described in claim 1, special
Sign is that the pressing formation module is welded by steel plate or fashioned iron, forms collecting chamber on top.
12. the compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression as claimed in claim 11,
The conduit pipe of connection module bottom surface and collecting chamber is offered in pressing formation module described in being characterized in that.
13. the compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression as described in claim 1, special
Sign is to be additionally provided with additional pressure applicator device on the upper frame.
14. the compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression as claimed in claim 13,
It is characterized in that the additional pressure applicator device includes vibration device, percussion device and/or ramming device.
15. the compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression as claimed in claim 13,
It is characterized in that the additional pressure applicator device is arranged on the upper frame and/or pressing formation module.
16. the compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression as claimed in claim 15,
Be characterized in that two or more additional pressure applicator device same layers or layering be uniformly arranged on the upper frame and/or pressure at
On pattern block.
17. the compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression as described in claim 1, special
Sign is that the upper frame periphery is additionally provided with baffle.
18. the compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression as claimed in claim 17,
It is characterized in that the baffle closing is enclosed in the periphery of the upper frame.
19. the compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression as claimed in claim 17,
Be characterized in that the baffle be it is multiple, be uniformly arranged on the periphery of the upper frame.
20. the compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression as described in claim 1, special
Sign is that the upper frame is tower structure.
21. the compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression as described in claim 1, special
Sign is that the upper frame is enclosed construction, and constitutes closed vacuum with the upper area of the pressing formation module and catchment
Room.
22. the compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression as claimed in claim 21,
It is characterized in that being additionally provided with the negative pressure of vacuum regulation pipe with control valve in vacuum collecting chamber.
23. the compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression as claimed in claim 22,
It is characterized in that the negative pressure of vacuum regulation pipe can be set in top, centre or the bottom of the vacuum collecting chamber.
24. the compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression as described in claim 1, special
Sign is that the bottom of the pressing formation module is additionally provided with vertical pile body.
25. the compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression as claimed in claim 24,
It is characterized in that the vertical pile body is up big and down small cone structure.
26. the compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression as claimed in claim 24,
It is characterized in that the soil strength detection device is arranged on the vertical pile body.
27. the compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression as described in claim 1, special
Sign is that the soil strength detection device is arranged in the pressing formation module.
28. the compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression as described in claim 1, special
Sign is that the soil strength detection device includes soil body device for detecting density and/or soil shear strength detection device.
29. at the compacted modified enhancing of the discharging consolidation soil body joint soil body of mechanical compression as described in claim 1-28 any one
Reason method, it is characterised in that at least one upper frame and one unit of a pressing formation module composition connected to it, two to more
A unit spliced constitutes a complete modular soil body pressing formation device.
30. the compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression as described in claim 1, special
Sign is in step 1), is mixed and stirred undisturbed soil and curing agent with road-mixed machine.
31. the compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression as described in claim 1, special
Sign is in step 1), and one is re-layed on Modified soil to multilayer, discrete material, Earthworking reinforced bar material and/or Modified soil.
32. the compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression as described in claim 1, special
Sign is to further include step 3): re-laying one on the soil body after reinforcing to multilayer discrete material, Earthworking reinforced bar material and/or changes
Property soil.
33. the compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression as claimed in claim 32,
It is characterized in that further including step 4): is further pressed compacted discharging consolidation using modular soil body pressing formation device.
34. the compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression as claimed in claim 33,
It is characterized in that repeating step 3) and 4), until soil strength reaches design requirement.
35. the compacted modified enhancing of the discharging consolidation soil body joint soil body of mechanical compression as described in claim 31 ~ 34 any one
Processing method, it is characterised in that be additionally provided with adhesive layer between adjacent laying layer.
36. the compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression as claimed in claim 35,
The adhesives that adhesive layer described in being characterized in that uses is cement, Modified soil or cement concrete.
37. the compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression as claimed in claim 36,
Be characterized in that the adhesives in dry state powdery, dry state granular media is granular, hygrometric state half solidifies shape or hygrometric state flow-like it is any
A kind of form.
38. the compacted modified enhancing of the discharging consolidation soil body joint soil body of mechanical compression as described in claim 31 ~ 37 any one
Processing method, it is characterised in that the Modified soil of the laying is the soil for adding curing agent.
39. the compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression as claimed in claim 38,
It is characterized in that the Modified soil is laid with by the following method: undisturbed soil and curing agent is stirred in blender in proportion,
The mixture of flow-like is poured over construction area again, is paved smooth.
40. the compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression as claimed in claim 38,
It is characterized in that the Modified soil is laid with by the following method: undisturbed soil being paved smooth, then the curing agent that paves on it, finally used
Road-mixed machine mixes and stirs.
41. such as the compacted modified enhancing processing side of the discharging consolidation soil body joint soil body of claim 31 ~ 37 any one mechanical compression
Method, it is characterised in that the discrete material includes that soil, sandstone aggregate, the broken building waste of mixing or the hard cubic meter of stone are therein
Any material or different materials combination.
42. the compacted modified enhancing of the discharging consolidation soil body joint soil body of mechanical compression as described in claim 31 ~ 37 any one
Processing method, it is characterised in that the Earthworking reinforced bar material is plastic draining board, reinforced bands, TGXG, geotextiles, geotechnique
Film, geotechnical grid, geotechnological gauze pad and composite geotextile material any one therein two arrive multiple combinations.
43. the compacted modified increasing of the discharging consolidation soil body joint soil body of mechanical compression as described in claim 1,31 ~ 37 any one
Strong processing method, it is characterised in that the curing agent includes but is not limited to lime cement class inorganic solidification agent, slag class dry powder
The curing agent that soil-solidified-agent, high cluster ion soil curing agent, organic zymoprotein soil-solidified-agent and organic-inorganic combine.
44. the compacted modified increasing of the discharging consolidation soil body joint soil body of mechanical compression as described in claim 1,31 ~ 34 any one
Strong processing method, it is characterised in that after all steps, shaping and compacting are carried out to the compound soil body.
45. the compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression, it is characterised in that including following step
It is rapid: 1) in engineering undisturbed soil at a certain distance with the vertically arranged several adrainage materials of certain depth;2) it is laid at least one layer of solid
Agent, and be stirred to form Modified soil with undisturbed soil;2) it is pressed using modular soil body pressing formation device to the soil body
Compacted discharging consolidation, make between curing agent and the soil body formed be interweaved extruding mix, the soil body reach it is modified solidified and enhance
Effect realizes the reinforcing of engineering soft soil;The modular soil body pressing formation device includes upper frame, pressing formation module
With soil strength detection device, the pressing formation module includes several convex bodys.
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CN201811224873.5A CN109403305A (en) | 2018-10-19 | 2018-10-19 | A kind of compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression |
CN201980004637.9A CN111315932A (en) | 2018-05-11 | 2019-05-10 | Modular soil body pressure-applying forming device and soft soil foundation treatment method |
PCT/CN2019/086347 WO2019214701A1 (en) | 2018-05-11 | 2019-05-10 | Modular soil pressure applying and molding device and soft soil foundation treatment method |
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