CN109440756A - Reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure processing method is placed in backfill - Google Patents

Reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure processing method is placed in backfill Download PDF

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Publication number
CN109440756A
CN109440756A CN201811224254.6A CN201811224254A CN109440756A CN 109440756 A CN109440756 A CN 109440756A CN 201811224254 A CN201811224254 A CN 201811224254A CN 109440756 A CN109440756 A CN 109440756A
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CN
China
Prior art keywords
backfill
pile body
soil
bearing pile
processing
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Pending
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CN201811224254.6A
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Chinese (zh)
Inventor
任再永
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Hangzhou Yongchuang Capital Construction Polytron Technologies Inc
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Hangzhou Yongchuang Capital Construction Polytron Technologies Inc
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Application filed by Hangzhou Yongchuang Capital Construction Polytron Technologies Inc filed Critical Hangzhou Yongchuang Capital Construction Polytron Technologies Inc
Priority to CN201811224254.6A priority Critical patent/CN109440756A/en
Publication of CN109440756A publication Critical patent/CN109440756A/en
Priority to PCT/CN2019/086347 priority patent/WO2019214701A1/en
Priority to CN201980004637.9A priority patent/CN111315932A/en
Pending legal-status Critical Current

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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
    • 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

Abstract

The invention discloses a kind of backfills to place reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure processing method, it is characterized in that being followed the steps below on ground in undisturbed soil ground or after processing: 1) carrying out the compacted discharging consolidation that presses to the soil body using modular soil body pressing formation device, form pit；2) concrete sandwich at least is laid in the bottom of contoured pocket；3) following at least one filler: A, Modified soil, B, discrete material, C, concrete, D, the riffled tube bag for wrapping up discrete material are backfilled in the pit for being laid with concrete sandwich；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 especially suitable for reclaiming fields from the sea, the reinforcement enhancing composite foundation processing of road and rail, airport, pier storage yard, trestle, side slope protection, dykes and dams, the grounds such as work China Democratic National Construction Association.

Description

The processing of reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure is placed in backfill Method
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 backfill placement reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure processing method.
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 backfill placement reinforcement mould Block pressure-bearing pile body combination curing interlayer composite foundation structure processing method.
To solve the above problems, the invention adopts the following technical scheme: backfill places reinforcement module pressure-bearing pile body joint admittedly Change interlayer composite foundation structure processing method, it is characterised in that following step is carried out on ground in undisturbed soil ground or after processing It is rapid:
1) the compacted discharging consolidation that presses is carried out to the soil body using modular soil body pressing formation device, forms pit；
2) concrete sandwich at least is laid in the bottom of contoured pocket；
3) following at least one filler is backfilled in the pit for being laid with concrete sandwich:
A, Modified soil,
B, discrete material,
C, concrete,
D, the riffled tube bag of discrete material is wrapped up；
The modular soil body pressing formation device includes upper frame, pressing formation module and soil strength detection device, described Pressing formation module includes several convex bodys.
Reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure processing method is placed in backfill of the invention, is applicable in In the consolidation process of shallow-layer or middle-shallow layer soft soil foundation, it is especially suitable for reclaiming fields from the sea, road and rail ground, airport ground, harbour The reinforcements such as heap Slag, trestle ground, side slope protection ground, levee foundation, work China Democratic National Construction Association ground enhance composite foundation processing.By mould Block formula soil body pressing formation device is placed on the soil body, and the weight of device itself generates pressure to the soil body, by the soil body moisture and Air 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 soil Body plays barrier effect, prevents the soil body from generating sidesway, is concentrated in the soil body in the space between convex body, is adequately squeezed Pressure, plays Quick drainage and compacted effect, substantially increases construction efficiency, reduce the construction period, reduce construction cost.
Another important feature of the invention is: being added using Modified soil, discrete material, concrete and package discrete material Muscle pipe bag any one therein two is backfilled to multiple material as filler, and it is hybrid to form enhancing pressure-bearing pile body Composite foundation.
Another important feature of the invention is: being additionally provided with one layer of solidification between the soil body surface in pit and backfill material Concrete sandwich is conducive to the bonding between soil body surface in pit and backfill material, at the same also formed multiple layers of different materials it Between composite reinforced function.Backfill can carry out after concrete sandwich solidification or in solidification.
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, filler A, Modified soil described in step 2 are also referred to as conditioned soil, mainly It is made of soil and curing agent mixing, it may also be necessary to a certain proportion of auxiliary agent or discrete material be added.Using soil, Sha He The Modified soil of curing agent, three are preferably in a proportion of 6:3:1.Curing agent is added in soil, is filled after being sufficiently stirred, solidifies It forms mutual extrusion between agent and soil to mix, the Modified soil after solidification has effects that enhancing.Soil therein includes sandy soil, sticks Soil and loam.
The Modified soil can fill 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 in contoured pocket, pave smooth.
The Modified soil can also fill by the following method: undisturbed soil being paved smooth in pit, then spread out on it Curing agent is spread, is finally mixed and stirred with road-mixed machine.Preferably, it paves undisturbed soil is point several layers of, is conducive to pave uniform and 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.The curing agent is divided by ingredient: lime cement class inorganic solidification agent, mine What slag class dry powder soil-solidified-agent, high cluster ion soil curing agent, organic zymoprotein soil-solidified-agent and organic-inorganic combined Curing agent.The curing agent that single kind can be used, two or more curing agent can also be compounded, or just add other help Agent.
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, filler B described in step 2, discrete material include soil, sandstone aggregate, It mixes broken building waste or the hard cubic meter of stone any material therein or two arrives the combination of multiple material.The sandstone Aggregate is the general designation of the materials such as sand in hydraulic engineering, ovum (gravel) stone, rubble, block stone, work stone.
As further improvement of the invention, burying in discrete material layer has the function of water body filtration and circulating purification Filter device, the basement process suitable for river embankment dykes and dams.
As further improvement of the invention, filler C described in step 2, concrete refer to aggregate by cementitious material The general designation of cementing integral engineered composite material.By the difference of cementitious material, can be divided into:
1. inorganic coagulation material concrete, inorganic coagulation material concrete includes siliceous cementitious material concrete (such as silicic acid of lime Salt concrete), portland cement series concrete (such as portland cement, ordinary cement, slag cements, pulverized fuel ash cement, volcanic ash Matter cement, cement etc.).(such as high alumina cement, fine aluminium acid salt cement, jet cement surpass calcium aluminum water mud series concrete Cement fondu concrete etc.), plaster concrete, magnesium cement concrete, sulphur concrete, waterglass prodan concrete, Betonanc (replacing cement to make cementing material with metal) etc..Wherein, cement concrete is also referred to as normal concrete, is made with cement Cementitious material, sand, masonry aggregate；Cooperate by a certain percentage with water (additive and admixture can be contained), agitated and obtain, it is extensively Applied to basement process and civil engineering.
2. organic cementitious material concrete.Organic cementitious material concrete mainly has bituminous concrete and polymer cement mixed Solidifying soil, resin concrete, polymer impregnated concrete etc..It, can be in addition, inorganic with organic composite colloidal materials concrete Divide polymer cement concrete and polymer volume indigo concrete.
As further improvement of the invention, when backfilling using single material, pit can be disposably filled up；It can also be with Layering paves, until fill up pit, shaping and compacting are preferably carried out after paving for every layer, and making that treated, composite foundation is flat Whole, carrying uniformity is good.
Different type can successively be added when backfilling using two to multiple material as further improvement of the invention Filler, insert pit after filler can also being mixed.When using mixing filling method, pit can be disposably filled up, it can also It is paved with layering.
As further improvement of the invention, Earthworking reinforced bar material is also placed in contoured pocket and/or reinforcement is pre- Component processed.Earthworking reinforced bar material and/or reinforcement prefabricated components, which is added, can increase the stability of the soil body, improve the carrying energy of the soil body Power.
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.
The reinforcement prefabricated components be frame or box typed structure, using steel, timber, bamboo wood, bamboo-wood composite material, Integrated member or splice made of stone material or plastics plate.
As further improvement of the invention, after step 3), to the soil compaction after backfill, or carry out shaping and Compacting backfills the compactness for placing filler and solidification adhesive strength to improve.The shaping is usually static pressure.The compacting Compacting is hit including power spreading, power push-rod compacting, weight, vibration bell hits the power modes such as compacting.It is each when being placed in pit It when kind reinforced-concrete material, needs to vibrate using vibrator, improves compactness.
As further improvement of the invention, the concrete sandwich use is toppled over mode and is laid with.
The concrete sandwich can also be laid with using lance ejection mode.Preferably, the concrete is Cement concrete, and 2~3% accelerator is added, layer of disputing is with a thickness of 50~300mm.
The concrete sandwich can be only arranged in pit bottom.It on this basis, can also be in the soil of pit side wall It is arranged on body.Concrete sandwich is arranged on pit side wall then uses lance ejection mode more particularly suitable.
As further improvement of the invention, when top filler is curing materials (such as Modified soil, concrete), thereon also Connecting elements equipped with connection upper unit.The connecting elements can be embedded in filler, wait fillers solidify after with filler Form integral structure.It can be connect directly or by adapter with upper unit on connecting elements.The upper unit It can be bridge, plate, electric power tower, railroad track, communication base station, wind energy and the solar energy equipment etc. of cast in situs.
As further improvement of the invention, adhesive layer is additionally provided between adjacent laying layer.The adhesive layer uses Adhesives be cement, Modified soil or cement concrete.The adhesives is in dry state powdery, dry state after mixing Granular media is granular, hygrometric state half solidifies any form of shape or hygrometric state flow-like.The type and the shape after processing of adhesives The selection of state determines according to the characteristic of paver, makes it combine to reach and is better mixed, bonds and compound, and convenient for construction. When using independent cement material, dry state powder can directly be spread and be sprinkled upon on all lower layer's pavers.
As further improvement of the invention, the ground after processing is the ground handled by the following method: At least one layer of discrete material, and/or Earthworking reinforced bar material, and/or Modified soil are first laid on engineering undisturbed soil；Then compacting or It is compacted after shaping.
As a further improvement of the present invention, the ground after processing is the ground handled by the following method: In engineering undisturbed soil at a certain distance with the vertically arranged several adrainage materials of certain depth.The adrainage material includes plastics Drain bar, plastic tape, plastic draining chimney filter, sand bag tubulature bag are therein any or two arrive multiple combinations.
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 28-40 is that reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure processing side is placed in present invention backfill The work progress schematic diagram of method.
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, 47- Modified soil, 48- concrete sandwich, 65- have the filter device in water body filtration and circulating purification function, 66- coagulation Soil, 67- reinforcement prefabricated components；
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.
Reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure processing method is placed in backfill, using modular soil Body pressing formation device carries out the compacted discharging consolidation that presses to the soil body, forms pit；Then filler is backfilled in pit.
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 backfills of the invention and put Set the specific embodiment of reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure processing method.It is understood that It is that the modular soil body pressing formation device in other structures can also be used in method of the invention.According to design or construction needs, Corresponding functor, or increase and decrease or adjustment corresponding operation step can flexibly be increased or decreased.
Embodiment one
Reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure processing method is placed in backfill, is sequentially included the following steps:
1) referring to Figure 28, modular soil body pressing formation device 19 is hung to current construction area with loop wheel machine 18.
2) 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.
3) referring to Figure 30, modular soil body pressing formation device 19 is sling.The processed soil body is squeezed close discharging consolidation, shape At pit 22, the bottom formation of pit 22 is corresponding with pressing formation modular shape to form soil structures 21.
4) modular soil body pressing formation device 19 is hung to next construction area by loop wheel machine 18, repeats step 2 and 3), directly To the equal pressing formation of the soil body of all construction areas.
5) referring to Figure 31, it is first laid with concrete sandwich 48 in the bottom of contoured pocket, then backfills Modified soil again.Described Modified soil is made and is laid with by the following method: by undisturbed soil and cement, (cement consumption is about the 5% of dry ground weight, most in proportion Big dry density is 1.92g/cm3, optimum moisture content 12.9%) and it is stirred to form Modified soil in blender, then by fluid The modification earth mixtures of shape is poured over construction area, paves smooth.
6) shaping is carried out to the compound soil body backfilled and rolled.
Embodiment two
Reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure processing method is placed in backfill, is sequentially included the following steps:
1) referring to Figure 33, modular soil body pressing formation device is hung to current construction area by loop wheel machine.
2) modular soil body pressing formation device carries out the compacted discharging consolidation that presses to the soil body, forms pit, the bottom of pit Portion's formation is corresponding with pressing formation modular shape to form soil structures.
3) modular soil body pressing formation device is hung to next construction area by loop wheel machine, is repeated step 2, is applied until all Work area domain handles completion.
4) one layer concrete interlayer 48 of lance ejection is used in the bottom and side wall of contoured pocket.The concrete is water Cement concrete, and 2~3% accelerator is added, layer of disputing is with a thickness of 50~300mm.Then one layer of sandstone aggregate 43-2 is backfilled again, It is arranged again with water body filtration and the filter device of circulating purification function 65, sandstone aggregate 43-2 is then re-layed, until filling up Until pit.
5) shaping is carried out to the compound soil body backfilled and rolled.
Embodiment three
Reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure processing method is placed in backfill, is sequentially included the following steps:
1) referring to Figure 34, modular soil body pressing formation device is hung to current construction area by loop wheel machine.
2) modular soil body pressing formation device carries out the compacted discharging consolidation that presses to the soil body, forms pit, the bottom of pit Portion's formation is corresponding with pressing formation modular shape to form soil structures.
3) one layer concrete interlayer 48 of lance ejection is used in the bottom and side wall of contoured pocket, is then backfilled in pit Cement concrete 66, and vibrated with vibrator, to improve compactness, until filling up pit.Flow-like is in concrete When embedded connecting elements 52.The connecting elements 52 is for connecting upper unit, such as light rail, steel tower, wind energy or solar energy equipment.
4) modular soil body pressing formation device is hung to next construction area by loop wheel machine, repeats step 2 and 3), Zhi Daosuo There is construction area to handle completion.
5) shaping is carried out to the compound soil body backfilled and rolled.
Example IV
Reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure processing method is placed in backfill, is sequentially included the following steps:
1) referring to Figure 35, modular soil body pressing formation device is hung to current construction area by loop wheel machine.
2) modular soil body pressing formation device carries out the compacted discharging consolidation that presses to the soil body, forms pit, the bottom of pit Portion's formation is corresponding with pressing formation modular shape to form soil structures.
3) one layer concrete interlayer 48 of lance ejection is used in the bottom and side wall of contoured pocket；Then it is first returned in pit One layer of sandstone aggregate 43-2 is filled out, the mud dry powder 62 of paving watering on it；The riffled tube bag 43-4 for placing package discrete material again, at it On also paving watering mud dry powder 62；Then soil and the broken building waste 43-3 of mixing are poured on riffled tube bag again, until recessed Until hole is filled up, or slightly higher than ground.
4) shaping is carried out to the compound soil body backfilled and rolled.
5) modular soil body pressing formation device is hung to next construction area by loop wheel machine, repeats step 2 ~ 4), until all Construction area handles completion.
Embodiment five
Reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure processing method is placed in backfill, is sequentially included the following steps:
1) referring to Figure 36, on the engineering undisturbed soil 44 of construction area in vertically squeeze into several adrainage materials 64.Wherein drain material Material cannot be less than setting using plastic draining board 64-1, thickness > 4mm, width 100mm, plate spacing 1.0m, practical driving depth Count depth.
2) modular soil body pressing formation device carries out the compacted discharging consolidation that presses to the soil body, forms pit, the bottom of pit Portion's formation is corresponding with pressing formation modular shape to form soil structures.
3) one layer concrete interlayer of lance ejection is used in the bottom and side wall of contoured pocket；Then in pit layering according to Secondary laying sandstone aggregate 43-3, TGXG 45-6, sandstone aggregate 43-3, geomembrane 45-2 and sandstone aggregate 43-3, until recessed Hole is filled up and 0.8 ~ 1.0m above ground level.One layer of cement concrete is laid between every layer of discrete material and Earthworking reinforced bar material 63.This layer of cement concrete 63 is in flow-like when being laid with, and after base solidification, just can be combined well between adjacent filler.
4) shaping is carried out to the compound soil body backfilled and rolled.
5) modular soil body pressing formation device is hung to next construction area by loop wheel machine, repeats step 2 ~ 4), until all Construction area handles completion.
Embodiment six
Reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure processing method is placed in backfill, is sequentially included the following steps:
1) referring to Figure 37, modular soil body pressing formation device is hung to current construction area by loop wheel machine.
2) modular soil body pressing formation device carries out the compacted discharging consolidation that presses to the soil body, forms pit, the bottom of pit Portion's formation is corresponding with pressing formation modular shape to form soil structures.
3) modular soil body pressing formation device is hung to next construction area by loop wheel machine, is repeated step 2, is applied until all Work area domain handles completion.
4) one layer concrete interlayer 48 of lance ejection is used in the bottom and side wall of contoured pocket, then places one layer of geotechnique Gauze pad 45-7, the geotechnological gauze pad 45-7 are fabricated to prefabricated component compatible with the pit shape.
5) it is laid with Modified soil
5.1) 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；
5.2) 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.
5.3) 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.
5.4) it shaping: uses vibrated roller static pressure 1 time, shaping then is carried out to Modified soil with land leveller.
5.5) it rolls: after the shaping that paves, carrying out weak vibration with vibrated roller immediately and roll 1 time, then strong vibration 1 time, it is weak Vibration 1 time.First gently rear weight, first fast principle rear slowly are followed when rolling, rolling speed control is in the km/h range of 1 km/h ~ 1.5 Interior, weak vibration power control is in 200kPa or so, and strong power control of shaking is in 350kPa or so.
Embodiment seven
Reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure processing method is placed in backfill, is sequentially included the following steps:
1) referring to Figure 38, modular soil body pressing formation device is hung to current construction area by loop wheel machine.
2) modular soil body pressing formation device carries out the compacted discharging consolidation that presses to the soil body, forms pit, the bottom of pit Portion's formation is corresponding with pressing formation modular shape to form soil structures.
3) one layer concrete interlayer 48 of lance ejection is used in the bottom and side wall of contoured pocket；Then it is first put in pit Enter frame-type reinforcement prefabricated components 67-1, then pour into bituminous concrete 66, until pit fills up and 0.8 ~ 1.0m above ground level.
4) shaping is carried out to the compound soil body backfilled and rolled.
5) modular soil body pressing formation device is hung to next construction area by loop wheel machine, repeats step 2 ~ 4), until all Construction area handles completion.
Embodiment eight
Reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure processing method is placed in backfill, is sequentially included the following steps:
1) referring to Figure 39, modular soil body pressing formation device is hung to current construction area by loop wheel machine.
2) modular soil body pressing formation device carries out the compacted discharging consolidation that presses to the soil body, forms pit, the bottom of pit Portion's formation is corresponding with pressing formation modular shape to form soil structures.
3) one layer concrete interlayer 48 of lance ejection is used in the bottom and side wall of contoured pocket；Then it is backfilled in pit Sandstone aggregate 43-2, until pit bottom part compatible with convex body shape expires and is higher by 0.5 m；Then box-type is placed again to add Then muscle prefabricated components 67-2 pours into bituminous concrete 66 out of box-type reinforcement prefabricated components 67-2, until pit fills up simultaneously 0.8 ~ 1.0m above ground level.The placing height of box-type reinforcement prefabricated components 67-2 can be flushed with ground, can also be slightly higher than Ground.The top of box-type reinforcement prefabricated components is opened wide completely, or closing only reserves a filling exit 6701 for toppling over coagulation Soil, the side wall of cabinet or bottom have opening or are not open.When opening is arranged at bottom, the meeting in toppling process of bituminous concrete 66 The gap between box-type reinforcement prefabricated components 67-2 and bottom sandstone aggregate 43-2 and the side soil body is flowed to from opening；Bottom When not being open, pitch overflows after filling cabinet from top filling exit, and prefabricated from side inflow cabinet and the soil body and reinforcement Gap between component.
4) shaping is carried out to the compound soil body backfilled and rolled.
5) modular soil body pressing formation device is hung to next construction area by loop wheel machine, repeats step 2 ~ 4), until all Construction area handles completion.
Embodiment nine
Reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure processing method is placed in backfill, is sequentially included the following steps:
1) referring to Figure 40, modular soil body pressing formation device is hung to current construction area by loop wheel machine.
2) modular soil body pressing formation device carries out the compacted discharging consolidation that presses to the soil body, forms pit, the bottom of pit Portion's formation is corresponding with pressing formation modular shape to form soil structures.
3) one layer concrete interlayer 48 of lance ejection is used in the bottom and side wall of contoured pocket, is then first fallen in pit Enter bituminous concrete 66, until pit fills up and 0.8 ~ 1.0m above ground level；It is pressed when bituminous concrete 66 is also in flow regime Enter frame-type reinforcement prefabricated components 67-1, the frame-type reinforcement prefabricated components 67-1 is embedded in bituminous concrete 66.
4) shaping is carried out to the compound soil body backfilled and rolled.
5) modular soil body pressing formation device is hung to next construction area by loop wheel machine, repeats step 2 ~ 4), until all Construction area handles 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 (48)

1. reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure processing method is placed in backfill, it is characterised in that in original It is followed the steps below on shape soil base or ground after processing:
1) the compacted discharging consolidation that presses is carried out to the soil body using modular soil body pressing formation device, forms pit；
2) concrete sandwich at least is laid in the bottom of contoured pocket；
3) following at least one filler is backfilled in the pit for being laid with concrete sandwich:
A, Modified soil,
B, discrete material,
C, concrete,
D, the riffled tube bag of discrete material is wrapped up；
The modular soil body pressing formation device includes upper frame, pressing formation module and soil strength detection device, described Pressing formation module includes several convex bodys.
2. reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure processing side is placed in backfill as described in claim 1 Method, it is characterised in that the convex body is continuously arranged or gap arrangement, and top is connect directly or by connecting plate with the upper frame.
3. reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure processing side is placed in backfill as described in claim 1 Method, it is characterised in that the convex body is at array arrangement, the side-by-side or staggered setting of the convex body of adjacent row/column.
4. reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure processing side is placed in backfill as described in claim 1 Method, it is characterised in that contact soil body part in the pressing formation module and be additionally provided with filter device.
5. reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure processing side is placed in backfill as claimed in claim 4 Method, it is characterised in 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 It is formed by two to the essentially identical " V " shape component of multiple structures is stacked, the both ends of townhouse convex body and intermediate convex body exposing are adjacent The end of convex body is blocked by end plate, and "T"-shaped conducting bar, the "T"-shaped conducting bar and " V " shape are equipped between adjacent " V " shape component There are gaps between component, form the sliding slot of filter device described in grafting.
6. reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure processing side is placed in backfill as claimed in claim 5 Method, it is characterised in that the surface and/or the back side of the filter device are additionally provided with deflector or diversion trench.
7. reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure processing side is placed in backfill as claimed in claim 4 Method, it is characterised in that the filter device arrives multistorey strainer mesh including one.
8. reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure processing side is placed in backfill as claimed in claim 7 Method, it is characterised in that the strainer is metal screen and/or geotextile strainer.
9. reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure processing side is placed in backfill as described in claim 1 Method, it is characterised in that the bottom outermost layer of the pressing formation module is additionally provided with reinforcing body.
10. reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure processing side is placed in backfill as claimed in claim 9 Method, it is characterised in that the reinforcing body includes TGXG, geotextiles, geomembrane, geotechnical grid, geotechnological gauze pad and composite earth Any one or more of combination therein of work material.
11. the processing of reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure is placed in backfill as described in claim 1 Method, it is characterised in that the pressing formation module is welded by steel plate or fashioned iron, forms collecting chamber on top.
12. the processing of reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure is placed in backfill as claimed in claim 11 Method, it is characterised in that the conduit pipe of connection module bottom surface and collecting chamber is offered in the pressing formation module.
13. the processing of reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure is placed in backfill as described in claim 1 Method, it is characterised in that additional pressure applicator device is additionally provided on the upper frame.
14. the processing of reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure is placed in backfill as claimed in claim 13 Method, it is characterised in that the additional pressure applicator device includes vibration device, percussion device and/or ramming device.
15. the processing of reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure is placed in backfill as claimed in claim 13 Method, it is characterised in that the additional pressure applicator device is arranged on the upper frame and/or pressing formation module.
16. the processing of reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure is placed in backfill as claimed in claim 15 Method, it is characterised in that two or more additional pressure applicator device same layers or layering be uniformly arranged on the upper frame and/ Or in pressing formation module.
17. the processing of reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure is placed in backfill as described in claim 1 Method, it is characterised in that the upper frame periphery is additionally provided with baffle.
18. the processing of reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure is placed in backfill as claimed in claim 17 Method, it is characterised in that the baffle closing is enclosed in the periphery of the upper frame.
19. the processing of reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure is placed in backfill as claimed in claim 17 Method, it is characterised in that the baffle be it is multiple, be uniformly arranged on the periphery of the upper frame.
20. the processing of reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure is placed in backfill as described in claim 1 Method, it is characterised in that the upper frame is tower structure.
21. the processing of reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure is placed in backfill as described in claim 1 Method, it is characterised in that the upper frame is enclosed construction, and closed with the upper area of pressing formation module composition Vacuum collecting chamber.
22. the processing of reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure is placed in backfill as claimed in claim 21 Method, it is characterised in that the negative pressure of vacuum regulation pipe with control valve is additionally provided in vacuum collecting chamber.
23. the processing of reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure is placed in backfill as claimed in claim 22 Method, it is characterised in that the negative pressure of vacuum regulation pipe can be set at top, centre or the bottom of the vacuum collecting chamber Portion.
24. the processing of reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure is placed in backfill as described in claim 1 Method, it is characterised in that the bottom of the pressing formation module is additionally provided with vertical pile body.
25. the processing of reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure is placed in backfill as claimed in claim 24 Method, it is characterised in that the vertical pile body is up big and down small cone structure.
26. the processing of reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure is placed in backfill as claimed in claim 24 Method, it is characterised in that the soil strength detection device is arranged on the vertical pile body.
27. the processing of reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure is placed in backfill as described in claim 1 Method, it is characterised in that the soil strength detection device is arranged in the pressing formation module.
28. the processing of reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure is placed in backfill as described in claim 1 Method, it is characterised in that the soil strength detection device includes soil body device for detecting density and/or soil shear strength inspection Survey device.
29. backfill as described in claim 1-28 any one place reinforcement module pressure-bearing pile body combination curing interlayer it is compound Based structures processing method, it is characterised in that at least one upper frame and one list of a pressing formation module composition connected to it Member, two to multiple unit spliceds constitute a complete modular soil body pressing formation device.
30. backfill as described in claim 1-28 any one place reinforcement module pressure-bearing pile body combination curing interlayer it is compound Based structures processing method, it is characterised in that the Modified soil is the soil for adding curing agent；The curing agent includes but not It is limited to lime cement class inorganic solidification agent, slag class dry powder soil-solidified-agent, high cluster ion soil curing agent, organic zymoprotein The curing agent that soil-solidified-agent and organic-inorganic combine.
31. backfill as described in claim 1-28 any one place reinforcement module pressure-bearing pile body combination curing interlayer it is compound Based structures processing method, it is characterised in that the discrete material includes soil, sandstone aggregate, mixes broken building waste or hard The matter cubic meter of stone any material therein or two arrive multiple material combination.
32. the processing of reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure is placed in backfill as claimed in claim 31 Method, it is characterised in that the filter device with water body filtration and circulating purification function is buried in discrete material layer.
33. backfill as described in claim 1-28 any one place reinforcement module pressure-bearing pile body combination curing interlayer it is compound Based structures processing method, it is characterised in that the concrete is cement concrete, bituminous concrete or light foam concrete.
34. backfill as described in claim 1-28 any one place reinforcement module pressure-bearing pile body combination curing interlayer it is compound Based structures processing method, it is characterised in that the primary backfill of single filler or layering pave.
35. backfill as described in claim 1-28 any one place reinforcement module pressure-bearing pile body combination curing interlayer it is compound Based structures processing method, it is characterised in that two are added or mix addition to the layering of a variety of fillers.
36. backfill as described in claim 1-28 any one place reinforcement module pressure-bearing pile body combination curing interlayer it is compound Based structures processing method, it is characterised in that Earthworking reinforced bar material and/or reinforcement prefabricated components are also placed in contoured pocket.
37. the processing of reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure is placed in backfill as claimed in claim 36 Method, it is characterised in that the Earthworking reinforced bar material be plastic draining board, reinforced bands, TGXG, geotextiles, geomembrane, Geotechnical grid, geotechnological gauze pad and composite geotextile material any one therein two arrive multiple combinations.
38. the processing of reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure is placed in backfill as claimed in claim 36 Method, it is characterised in that the reinforcement prefabricated components be frame or box typed structure, it is multiple using steel, timber, bamboo wood, bamboo and wood Overall structure or splice made of condensation material, stone material or plastics plate.
39. reinforcement module pressure-bearing pile body combination curing interlayer is placed in the backfill as described in any one of claim 1-28,37,38 Composite foundation structure processing method, it is characterised in that after step 3), to the soil body shaping and compacting after backfill.
40. reinforcement module pressure-bearing pile body combination curing interlayer is placed in the backfill as described in any one of claim 1-28,37,38 Composite foundation structure processing method, it is characterised in that the concrete sandwich use is toppled over mode and is laid with.
41. reinforcement module pressure-bearing pile body combination curing interlayer is placed in the backfill as described in any one of claim 1-28,37,38 Composite foundation structure processing method, it is characterised in that the concrete sandwich is laid with using lance ejection mode.
42. reinforcement module pressure-bearing pile body combination curing interlayer composite foundation is placed in the backfill as described in claim 40 any one Structure processing method, it is characterised in that the concrete is cement concrete, and 2~3% accelerator, thickness of disputing degree is added For 50~300mm.
43. backfill as described in claim 1 ~ 28 any one place reinforcement module pressure-bearing pile body combination curing interlayer it is compound Based structures processing method, it is characterised in that when top filler is curing materials, be additionally provided with the connection structure of connection upper unit thereon Part.
44. backfill as described in claim 1 ~ 28 any one place reinforcement module pressure-bearing pile body combination curing interlayer it is compound Based structures processing method, it is characterised in that be additionally provided with adhesive layer between upper adjacent laying layer.
45. the processing of reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure is placed in backfill as claimed in claim 44 Method, it is characterised in that the adhesives that the adhesive layer uses is cement, Modified soil or cement concrete；The bonding Material is in dry state powdery, any form that dry state granular media is granular, hygrometric state half solidifies shape or hygrometric state flow-like.
46. the processing of reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure is placed in backfill as described in claim 1 Method, it is characterised in that the ground after processing is the ground handled by the following method: first on engineering undisturbed soil upper berth If at least one layer of discrete material, and/or Earthworking reinforced bar material, and/or Modified soil；Then it is compacted after compacting or shaping.
47. the processing of reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure is placed in backfill as described in claim 1 Method, it is characterised in that the ground after processing is the ground handled by the following method: by one in engineering undisturbed soil Fixed spacing and the vertically arranged several adrainage materials of certain depth.
48. the processing of reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure is placed in backfill as claimed in claim 47 Method, it is characterised in that the adrainage material includes plastic draining board, plastic tape, plastic draining chimney filter, sand bag tubulature bag It is therein any or two arrive multiple combinations.
CN201811224254.6A 2018-05-11 2018-10-19 Reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure processing method is placed in backfill Pending CN109440756A (en)

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CN201811224254.6A CN109440756A (en) 2018-10-19 2018-10-19 Reinforcement module pressure-bearing pile body combination curing interlayer composite foundation structure processing method is placed in backfill
PCT/CN2019/086347 WO2019214701A1 (en) 2018-05-11 2019-05-10 Modular soil pressure applying and molding device and soft soil foundation treatment method
CN201980004637.9A CN111315932A (en) 2018-05-11 2019-05-10 Modular soil body pressure-applying forming device and soft soil foundation treatment method

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WO2019214701A1 (en) * 2018-05-11 2019-11-14 杭州永创基建工程科技股份有限公司 Modular soil pressure applying and molding device and soft soil foundation treatment method
CN112608129A (en) * 2020-12-09 2021-04-06 钢城集团凉山瑞海实业有限公司 Refractory material and preparation method thereof, high-temperature-resistant and burning-loss-preventing device for sleeper and preparation method thereof

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CN107100206A (en) * 2017-06-22 2017-08-29 山东建筑大学 A kind of prevention and controls of basement leakage
CN108360496A (en) * 2018-05-11 2018-08-03 浙江佳源基建工程科技有限公司 A kind of multifunction module formula soil body pressing formation device

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JP2000045257A (en) * 1998-07-31 2000-02-15 Hazama Gumi Ltd Processing engineering method for weak soil and drain material used for it
CN107100206A (en) * 2017-06-22 2017-08-29 山东建筑大学 A kind of prevention and controls of basement leakage
CN108360496A (en) * 2018-05-11 2018-08-03 浙江佳源基建工程科技有限公司 A kind of multifunction module formula soil body pressing formation device

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WO2019214701A1 (en) * 2018-05-11 2019-11-14 杭州永创基建工程科技股份有限公司 Modular soil pressure applying and molding device and soft soil foundation treatment method
CN112608129A (en) * 2020-12-09 2021-04-06 钢城集团凉山瑞海实业有限公司 Refractory material and preparation method thereof, high-temperature-resistant and burning-loss-preventing device for sleeper and preparation method thereof

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