CN209211432U - Modular soil body pressing formation device suitable for depth layer Soft Ground - Google Patents

Abstract

The utility model discloses a kind of modular soil body pressing formation devices suitable for depth layer Soft Ground, including upper frame, pressing formation module and soil strength detection device, it is characterized in that the pressing formation module includes several convex bodys, the top of module is connect with the upper frame, and soil body part is contacted in the pressing formation module and is additionally provided with filter device；The bottom of the pressing formation module is additionally provided with vertical pile body.The convex body of pressing formation module bottom plays barrier effect to the soil body, prevents the soil body from generating sidesway, is concentrated in the soil body in the space between convex body, is adequately squeezed, play Quick drainage and compacted effect.The aqueous vapor being squeezed out in the soil body is discharged by filter device, is substantially increased construction efficiency, is reduced the construction period, reduces construction cost.

Description

Modular soil body pressing formation device suitable for depth layer Soft Ground

Technical field

The utility model relates to stiffening basic ground field more particularly to the consolidation process fields of soft soil foundation, specifically Say it is the modular soil body pressing formation device for being suitable for depth layer Soft Ground.

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.

Summary of the invention

To be solved in the utility model is above-mentioned technical problem of the existing technology, it is desirable to provide it is soft to be suitable for depth layer The modular soil body pressing formation device of native basement process.

To solve the above problems, the utility model uses following technical scheme: suitable for depth layer Soft Ground Modular soil body pressing formation device, including upper frame, pressing formation module and soil strength detection device, it is characterised in that described Pressing formation module includes several convex bodys, and the top of module is connect with the upper frame, is connect in the pressing formation module Touching soil body part is additionally provided with filter device；The bottom of the pressing formation module is additionally provided with vertical pile body.

The present apparatus is placed on the processed soil body, the weight of device itself generates pressure to the soil body, by the water in the soil body Divide and air squeezes out, is improved the compactness between the solids particles in the soil body.The convex body of pressing formation module bottom Barrier effect is played to the soil body, prevents the soil body from generating sidesway, is concentrated in the soil body in the space between convex body, is obtained adequately It squeezes, plays Quick drainage and compacted effect.The aqueous vapor being squeezed out in the soil body is discharged by filter device, is substantially increased Construction efficiency reduces the construction period, reduces construction cost.

The vertical pile body forms stake holes in the soil body, after slinging utility model device, puts in the stake holes It is set to product pile pipe or filling filler.This structure, pressing formation module to the soil body carry out lateral shallow-layer or in shallowly handle, vertically Pile body carries out deep-layer reinforcing processing 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, The processing that also can be suitably used for deep foundation base simultaneously, keeps the applicable situation of the utility model more wide in range.

The utility model is applicable not only to the integral construction of large area, is also applied for the part construction of small area.According to applying The size in work area domain can design various sizes of device.It, can also be using the side locally to construct for the soil stabilization of large area Formula, subregion are constructed.Each region can construct one by one, can also be constructed simultaneously in each region with multiple devices.

According to the utility model, shape, size, the quantity of the convex body are unlimited, can according to the design needs depending on.Each The structure of convex body 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 It is connect with the upper frame.

As the improvement of the utility model, the convex body is at array arrangement.A kind of embodiment of optimization, described is convex Body is arranged in a line multiple row or a column multirow, and each convex body penetrates through the pressing formation module in one direction.That is: multiple convex Body is parallel 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 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.

Geotextile strainer can be added between two or more layers metal screen as a further improvement of the utility model, Layer forms 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 the further improvement of the utility model, the pressing formation module can be entity structure, to increase The self weight of whole device.

Another preferred embodiment, the pressing formation module is welded by steel plate or fashioned iron, in top shape At one or more collecting chambers.The conduit pipe of connection module bottom surface and collecting chamber is offered in the pressing formation module.From The moisture being discharged in the soil body 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 the further improvement of the utility model, correspondingly with vacuum drainage, upper frame uses top plate and Undercarriage 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 big Closed vacuum collecting chamber, forms negative pressure in pump process, is conducive to soil body draining.

The negative pressure of vacuum regulation pipe being additionally provided in vacuum collecting chamber with control valve.The negative pressure of vacuum is adjusted Pipe catchments indoor negative pressure for adjusting vacuum, makes the negative pressure shape in vacuum collecting chamber, moisture trap and vacuum pump at vacuum Gradient.Surely when the indoor negative pressure of empty set water is lower than lower threshold, control valve is closed；Surely the indoor negative pressure of empty set water reaches valve When being worth the upper limit, control valve is opened, and vacuum collecting chamber is connected with atmosphere by negative pressure of vacuum regulation pipe, until vacuum catchment it is indoor When negative pressure is 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 the further improvement of the utility model, the vertical pile body is up big and down small cone structure, is convenient for Indentation and dial-out.

As the further improvement of the utility model, the soil strength detection device is one or more, and setting exists In the pressing formation module and/or vertical pile body.Multiple soil strength detection devices can be evenly distributed on the pressing formation The bottom of the convex body of module and/or vertical pile body, middle part and top, it is strong by the soil body of each position of the construction soil body with complete detection Degree.The soil strength detection device includes soil body device for detecting density and/or soil shear strength detection device.

The modular soil body pressing formation device suitable for depth layer Soft Ground of the utility model, can be whole Production, can also be made, it may be assumed that a upper frame and a pressing formation module composition connected to it by the way of unit spliced One unit, two to multiple unit spliceds, which constitute a complete modular soil body suitable for depth layer Soft Ground, applies Pressing molding device.It can according to need on each unit and increase different functional components.Using the production method of unit spliced, by In the small volume of each unit, thus production is more simple, can reduce manufacture difficulty and manufacturing cost.Also, unit can be made For standard size, or as series of products, the cellular construction of each series is identical with size, is then wanted according to design or construction It asks and is spliced, design and use are more flexible.

The utility model suitable for the modular soil body pressing formation device of depth layer Soft Ground and weak soil The processing method of base can be applied to the stiffening basic ground in various capital construction fields, including but not limited to:

(1) marine field: such as reclaiming fields from the sea, and embankment is built a dam；

(2) storage and transportation transfer field: such as pier storage yard；

(3) roadbed field: as the embankment of highway, railway is handled；

(4) aviation field: such as airport；

(5) Water Resources Domain: such as river, river levee, riverbed；

(6) field of garbage disposal: such as refuse landfill, sludge-tank；

(7) mining industry field: such as washup pond；

(8) urban construction field: such as town road and other municipal works；

(9) work China Democratic National Construction Association field: such as building, structures.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model modular soil body pressing formation device.

Fig. 2 is the structural schematic diagram of the utility model modular assembly.

Fig. 3 is the front view of the utility model modular assembly.

Fig. 4 is structural schematic diagram of the utility model modular assembly with filter device embodiment.

Fig. 5 is structural schematic diagram of the utility model modular assembly with vacuum pumping system embodiment.

Fig. 6 is the structural schematic diagram that the utility model modular assembly convex body is in continuously distributed embodiment.

Fig. 7 is the structural schematic diagram that the utility model modular assembly convex body is connected to upper frame embodiment by connecting plate.

Fig. 8 is the structural schematic diagram that embodiment is arranged side by side in the utility model modular assembly convex body.

Fig. 9 is that the utility model modular assembly convex body is staggered the structural schematic diagram of embodiment.

Figure 10 is the structural schematic diagram that the utility model modular assembly convex body presents mount structure embodiment.

Figure 11 is the structural schematic diagram that embodiment is arranged side by side in mount structure convex body on the utility model modular assembly.

Figure 12 is that mount structure convex body is staggered the structural schematic diagram of embodiment on the utility model modular assembly.

Figure 13 is the structural schematic diagram that embodiment is arranged side by side in the utility model modular assembly cylindrical shape convex body.

Figure 14 is structural schematic diagram of the utility model using multiple same units splicing embodiment.

Figure 15 is structural schematic diagram of the utility model using multiple identical and different units splicing embodiment.

Figure 16-Figure 20 is the work progress schematic diagram handled using utility model device soft soil foundation.

In figure, 1- upper frame, 2- pressing formation module, 3- soil strength detection device, 4- filter device, 5- collecting chamber, 7- Vacuum pump, 8- moisture trap, 9- solenoid valve, 10- drinking-water pipe, 11- modular unit, 12- connecting plate, 13- impact hammer, 18- are hung Machine, 19- are suitable for the modular soil body pressing formation device of depth layer Soft Ground, 20- soil body surface, 21- molding soil Body, 22- pit, 23- filler, the space between 26- convex body, the vertical stake holes of 29-, 39- negative pressure of vacuum regulation pipe；

101- top plate, 102- chassis；

201- convex body, 202- lateral wall, 203- conduit pipe.

Specific embodiment

Structure Figure and specific embodiment below, the utility model is described in further detail.

Referring to Fig.1, the modular soil body pressing formation device suitable for depth layer Soft Ground of the utility model, Including upper frame 1, pressing formation module 2, soil strength detection device 3, filter device 4 and vertical pile body 17.

In order to which the structure of the utility model is better described, vertical pile body 17 is first removed, the structure of describing module component is special Point.On this basis, vertical pile body 17 is arranged in the bottom of pressing formation module 2, just constitutes a complete modular soil Body pressing formation device.

In conjunction with Fig. 2 and Fig. 3, the upper frame 1 is rectangle, including top plate 101 and chassis 102.The pressing formation mould Block 2 includes several " V " shape convex bodys 201 disposed in parallel.It is spaced apart between adjacent protuberances 201.The top of convex body 201 It is connect with the upper frame.The connection can be welding, and slot, convex body 201 can also be arranged on the chassis 102 of upper frame Top, which is inserted into the slot, 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. 4, 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. 5, 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 is additionally provided in the vacuum collecting chamber 5.The negative pressure of vacuum tune Section pipe 39 is used to adjust the negative pressure in vacuum collecting chamber 5, makes the negative pressure in vacuum collecting chamber 5, moisture trap 8 and vacuum pump 7 Form 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 When negative pressure reaches 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, until When negative pressure in vacuum collecting chamber 5 is lower than lower threshold, control valve is closed.It loops back and forth like this, so that it is guaranteed that vacuum pump 7 can Persistently 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. 6, the another embodiment of the utility model modular assembly.In the present embodiment, adjacent protuberances 201 Continuous arrangement, does not stay gap, or there are minim gaps.

Referring to Fig. 7, another embodiment of the utility model modular assembly.In the present embodiment, adjacent protuberances 201 Gap arrangement, and connected by connecting plate 12.The connecting plate 12 is connect with upper frame 1.

Referring to Fig. 8, another embodiment of the utility model modular assembly.In the present embodiment, several convex bodys 201 at array arrangement.The convex block 201 of adjacent row and column is arranged side by side.

Referring to Fig. 9, another embodiment of the utility model modular assembly.In the present embodiment, several convex bodys 201 at array arrangement.The convex block 201 of adjacent row and column is staggered.

Referring to Fig.1 0, another embodiment of the utility model modular assembly.In the present embodiment, the convex body 201 be in the frame-shaped construction of opening upwards.Convex body 201 is penetrated through along the width direction of upper frame 1, length of multiple convex bodys 201 along upper frame 1 Direction is arranged in parallel.

Referring to Fig.1 1, another embodiment of the utility model modular assembly.In the present embodiment, multiple upper ledge knots The convex body 201 of structure 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 the utility model modular assembly.In the present embodiment, multiple upper ledge knots The convex body 201 of structure is at array arrangement.The convex block 201 of adjacent row and column is staggered.

Referring to Fig.1 3, another embodiment of the utility model modular assembly.In the present embodiment, the convex body 201 cylindrical structures.Multiple convex bodys 201 are at array arrangement.The convex block 201 of adjacent row and column is arranged side by side.

Referring to Fig.1 4, another embodiment of the utility model modular assembly.In the present embodiment, upper frame and One unit 11 of a pressing formation module composition connected to it, two are spliced to form a complete module to multiple units 11 Formula soil body pressing formation device.

Referring to Fig.1 5, another embodiment of the utility model modular assembly.Various sizes of unit 11 is fabricated to Various unit modules are spliced to form one and completely fitted by corresponding unit module 11-1,11-2 according to the needs that design and construct Modular soil body pressing formation device for depth layer Soft Ground.

The bottom of convex body 201 is arranged in the vertical pile body 17.Vertical pile body 17 can be hollow or solid 's.In present embodiment, the vertical pile body 17 is solid construction.The settable plumb pile in each 201 bottom of convex body Body 17.Alternatively, vertical pile body 17 is arranged on one or more convex bodys 201 of selection specific position.Preferably, the vertical pile body 17 be in up big and down small cone structure.

The vertical pile body 17 forms stake holes in the soil body, slings the modular suitable for depth layer Soft Ground After soil body pressing formation device, finished product pile pipe or filling filler are placed in the stake holes.This structure, pressing formation module To the soil body carry out lateral shallow-layer or in shallowly handle, vertical pile body carries out deep-layer reinforcing processing to the soil body, thus is applicable not only to The processing of the stabilization by drainage of shallow-layer or middle-shallow layer soft soil foundation, while also can be suitably used for the processing of deep foundation base, make the utility model Applicable situation it is 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.

6-20 referring to Fig.1, the modular soil body pressing formation that the utility model is suitable for depth layer Soft Ground fill Set the construction method of the consolidation process applied to soft soil foundation, comprising the following steps:

1) referring to Fig.1 6, loop wheel machine 18 presses the modular soil body that the utility model is suitable for depth layer Soft Ground Molding machine 19 is hung to construction area.

2) referring to Fig.1 7, the utility model is suitable for the modular soil body pressing formation device of depth layer Soft Ground 19 self weight imposes longitudinal static pressure to the soil body, squeezes the soil body sufficiently, and the aqueous vapor in the soil body is through 4 He of filter device Conduit pipe 203 on convex body reaches collecting chamber 5, then extracts out via drinking-water pipe 10.Pumping system uses two-way mode, every road packet Include a vacuum pump 7 and a preposition moisture trap 8.The moisture trap 8 of the first via after a period of work, is isolated Moisture water reach setting water level when, the vacuum pump 7 on the road stops working, and moisture trap 8 is drained, and the second tunnel is still protected Hold work.Two-way alternately operating, sustainable pump drainage water.In this process, the air water in the soil body is farthest discharged, Gu Compactness between body particle is improved.

3) referring to Fig.1 8, sling the modular soil body pressing formation device 19 suitable for depth layer Soft Ground.Quilt The processed soil body be transversely formed it is corresponding with pressing formation modular shape form soil structures 21, be longitudinally formed with it is described Vertical 17 shape of pile body vertical stake holes 29 accordingly.

4) referring to Fig.1 9, in molding pit 22 and vertical stake holes 29 and backfill filler 23.It can once fill up, or It is tamped again after filling up.One layer can also be filled out, is tamped, then fill out one layer, then tamp, until filling up.It can also first hang down Finished peg is placed in straight stake holes 29, then backfills filler 23 into pit 22.

5) referring to Figure 20, the modular soil body that the utility model is suitable for depth layer Soft Ground is applied with loop wheel machine 18 Pressing molding device 19 is hung to next construction area, repeats step 2-4), until all construction areas all handle completion.

Wherein, the backfill filler of step 4) synchronous can be carried out with operation of the step 5) to next region.

It is understood that above-described embodiment is the explanation to the utility model, rather than to the utility model Limitation, any utility model without departing from the utility model in essence scope are created, and the protection of the utility model is each fallen within Within the scope of.

Claims (12)

1. being suitable for the modular soil body pressing formation device of depth layer Soft Ground, including upper frame, pressing formation module With soil strength detection device, it is characterised in that the pressing formation module includes several convex bodys, the top of module with it is described Upper frame connection, contact soil body part is additionally provided with filter device in the pressing formation module；The pressing formation module Bottom be additionally provided with vertical pile body, the vertical pile body is up big and down small cone structure.

2. it is suitable for the modular soil body pressing formation device of depth layer Soft Ground as described in claim 1, it is special Sign is that the convex body is continuously arranged or gap is arranged, and top is connect directly or by connecting plate with the upper frame.

3. it is suitable for the modular soil body pressing formation device of depth layer Soft Ground as claimed in claim 2, it is special Sign is the convex body array arrangement, the side-by-side or staggered setting of the convex body of adjacent row/column.

4. it is suitable for the modular soil body pressing formation device of depth layer Soft Ground as described in claim 1, it is special Sign is that the filter device includes one to multistorey strainer mesh.

5. it is suitable for the modular soil body pressing formation device of depth layer Soft Ground as claimed in claim 4, it is special Sign is that the strainer is metal screen and/or geotextile strainer.

6. it is suitable for the modular soil body pressing formation device of depth layer Soft Ground as described in claim 1, it is special Sign is that the pressing formation module is welded by steel plate or fashioned iron, forms collecting chamber on top.

7. it is suitable for the modular soil body pressing formation device of depth layer Soft Ground as claimed in claim 6, it is special Sign is to offer the conduit pipe of connection filter device and collecting chamber in the pressing formation module.

8. it is suitable for the modular soil body pressing formation device of depth layer Soft Ground as claimed in claim 7, it is special Sign is that the upper frame is enclosed construction, and constitutes closed vacuum with the upper area of the pressing formation module and catchment Room.

9. it is suitable for the modular soil body pressing formation device of depth layer Soft Ground as claimed in claim 7, it is special Sign is to be additionally provided with the negative pressure of vacuum regulation pipe with control valve in vacuum collecting chamber.

10. it is suitable for the modular soil body pressing formation device of depth layer Soft Ground as claimed in claim 9, it is special Sign is that the negative pressure of vacuum regulation pipe can be set in top, centre or the bottom of the vacuum collecting chamber.

11. as described in claim 1-10 any one suitable for depth layer Soft Ground the modular soil body pressure at Type device, it is characterised in that the pressing formation module and/or vertical pile body is arranged in the soil strength detection device On.

12. it is suitable for the modular soil body pressing formation device of depth layer Soft Ground as claimed in claim 11, It is characterized in that the soil strength detection device includes soil body device for detecting density and/or soil shear strength detection device.