CN206830177U - A kind of micro-disturbance advanced tubule device - Google Patents
A kind of micro-disturbance advanced tubule device Download PDFInfo
- Publication number
- CN206830177U CN206830177U CN201720597060.5U CN201720597060U CN206830177U CN 206830177 U CN206830177 U CN 206830177U CN 201720597060 U CN201720597060 U CN 201720597060U CN 206830177 U CN206830177 U CN 206830177U
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- China
- Prior art keywords
- outer tube
- slip casting
- disturbance
- micro
- advanced tubule
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Links
- 210000005239 tubule Anatomy 0.000 title claims abstract description 32
- 238000007569 slipcasting Methods 0.000 claims abstract description 52
- 239000002002 slurry Substances 0.000 claims abstract description 8
- 239000007921 spray Substances 0.000 claims description 3
- 239000002689 soil Substances 0.000 abstract description 53
- 238000000034 method Methods 0.000 abstract description 9
- 238000005461 lubrication Methods 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 238000010276 construction Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 4
- 230000000875 corresponding effect Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Landscapes
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
Abstract
The utility model discloses a kind of micro-disturbance advanced tubule device, the micro-disturbance advanced tubule device includes the outer tube that side wall offers some injected holes, and the outer tube is divided into some slip casting sections along its axis direction;The injected hole in each slip casting section is connected with a Grouting Pipe;The front end of the outer tube be internally provided with can elastic control rush native nozzle, it is described to rush native nozzle and connect a high service pipe., in use can be to carrying out sectional slip casting on the outside of outer tube the utility model has the advantages that outer tube is divided into some slip casting sections, and can be according to the grouting pressure of each slip casting sections of regulation such as the stress state of soil layer, ground settlement situation;What is used during slip casting has lubrication inert slurry, can effectively reduce the disturbance to caused by the soil body of periphery in outer tube process of press in.
Description
Technical field
The utility model belongs to Geotechnical Engineering field, and in particular to a kind of micro-disturbance advanced tubule device.
Background technology
During underground space development, jacking construction is a kind of technological means being frequently applied to, but both
When having roadbed bottom progress jacking construction, it will large effect is caused to its top road structure, such as highway, then it is right
Answer and have influence on road surface;Or for railway, then it correspond to have influence on track structure;In order to reduce the disturbing influence to roadbed,
, may be to advanced tubule certain limit when typically squeezing into advanced tubule in advance on push pipe top, but squeezing into advanced tubule
Other interior structures cause to extrude, during in particular by larger-diameter advanced tubule.
In conventional construction, advanced tubule is pressed directly into the soil body, the diameter of advanced tubule is unsuitable excessive, otherwise
Larger extruding will be caused to disturb to surrounding soil.
And when for the engineering construction high to roadbed stability requirement, generally use is pressed into the side of advanced tubule in advance
Method.But during advanced tubule is pressed into, the anterior soil body of advanced tubule will be pressed against surrounding, cause road bed
Swell, so as to influence road surface(Highway)Or track(Railway)Ride comfort.
The content of the invention
The purpose of this utility model is according in place of above-mentioned the deficiencies in the prior art, there is provided a kind of micro-disturbance advanced tubule
Device, the device rush the technological means of soil by using segmenting slip casting and High-Pressure Water, effectively reduced in use
Extruding and disturbance of the work progress to surrounding soil.
The utility model purpose is realized and completed by following technical scheme:
A kind of micro-disturbance advanced tubule device, the micro-disturbance advanced tubule device offer some notes including side wall
The outer tube in hole is starched, the outer tube is divided into some slip casting sections along its axis direction;The note in each slip casting section
Slurry hole is connected with a Grouting Pipe;The front end of the outer tube, which is internally provided with, rushes native nozzle, described to rush one high pressure of native nozzle connection
Feed pipe.
The Grouting Pipe is located at the inside of the outer tube, and the Grouting Pipe is sequentially connected the slip casting section corresponding to it
Interior each injected hole, the Grouting Pipe tail end are provided with pressure regulator valve.
It is described to rush native nozzle and be fixed on through a fore-aft adjustable bearing in the outer tube, the fore-aft adjustable bearing with it is described outer
Inside pipe wall face is in front and rear slideable cooperation, and is provided with hydraulic regulation between the fore-aft adjustable bearing and the outer tube wall
Oil cylinder, one end of the hydraulic regulation oil cylinder connect the inwall of the outer tube, and its other end connects the fore-aft adjustable bearing.
The outer tube front end is provided with some dentalations.
The Grouting Pipe and the high service pipe access the outer tube by the outer tube back-end.
Some axially distributed Fixing clamp-seats, the Grouting Pipe and the high pressure are provided with the outer tube wall face
Feed pipe is fixed on the outer tube wall through the Fixing clamp-seat.
Described to rush native nozzle and include adapter tube and rotary nozzle, the adapter tube is fixedly mounted on the fore-aft adjustable branch
The middle part of seat, the high service pipe are connected to the rear end of the adapter tube, and the rear end of the rotary nozzle is arranged in which can revolve
The front end of the adapter tube;The front end of the rotary nozzle is taper and points to the front end of the outer tube;The rotary nozzle
Side is provided with several spouts, rear ramp of the spout towards the rotary nozzle.
A diameter of 10-100cm of the outer tube;The wall thickness of the outer tube is 3-15mm.
The utility model also includes a kind of application method of the micro-disturbance advanced tubule device, the application method bag
Include following steps:The outer tube is rotated into press-in inside soil body;The outer tube be pressed into the soil body during, by Grouting Pipe to
The outside for being pressed into the slip casting section of the soil body carries out slip casting, while is sprayed using native nozzle is rushed to the soil body for entering the outer tube front end
Water forms mud, and the mud is discharged from the outer tube back-end.
It is described to rush native nozzle and include a rotary nozzle, the reaction of current is utilized during the rotary nozzle is sprayed water
Power is rotated.
During slip casting, pass through the slip casting pressure of each slip casting section of the pressure regulation valve regulation being connected in the Grouting Pipe
Power;The grouting pressure of the slip casting section outside the soil body is less than the slip casting pressure of the slip casting section positioned at the soil body deep
Power.
By the outer tube during the soil body is pressed into, the soil body mechanical property of the soil body passed through according to the outer tube,
The grand heavy monitoring result of earth's surface, the position of fore-aft adjustable bearing is dynamically controlled, described native nozzle and the outer tube are rushed to adjust
The distance between front end.
The utility model has the advantages that outer tube is divided into some slip casting sections, can be to outer tube in work progress on the outside of
Sectional slip casting is carried out, and each slip casting area can in time be adjusted according to the grand heavy situation of soil body mechanical property, earth's surface on stratum
The grouting pressure of section;The inert slurry effect with lubrication is used during slip casting, can be effectively reduced in outer tube process of press in
The disturbance to caused by the soil body of periphery;The soil into the interior certain depth of outer tube is gone out using rushing native nozzle in outer tube process of press in
Body, it can avoid extruding the periphery soil body during outer tube press-in stratum, cause surface uplift or influence the structures closed on;This reality
With the new advanced tubule that can be used for than traditional advanced tubule larger diameter.
Brief description of the drawings
Fig. 1 is the Longitudinal cross section schematic of the outer tube in the utility model;
Fig. 2 is the partial enlarged drawing in Fig. 1 at a in the utility model;
Fig. 3 is the partial enlarged drawing in Fig. 1 at b in the utility model;
Fig. 4 is the cross-sectional view in Fig. 1 at A-A in the utility model;
Fig. 5 is the outer tube rotation press-in soil body in the utility model(Roadbed section)During schematic diagram;
Fig. 6 is the front view of the rotary nozzle in the utility model.
Embodiment
Feature of the present utility model and other correlated characteristics are made further specifically by embodiment below in conjunction with accompanying drawing
It is bright, in order to the understanding of technical staff of the same trade:
Such as Fig. 1-6, mark 1-16 is respectively in figure:Outer tube 1, injected hole 2, Grouting Pipe 3, rush native nozzle 4, high service pipe
5th, slip casting section 6a, slip casting section 6b, slip casting section 6c, slip casting section 6d, pressure regulator valve 8, fore-aft adjustable bearing 9, hydraulic regulation
Oil cylinder 10, dentalation 11, Fixing clamp-seat 12, the soil body 13, adapter tube 14, rotary nozzle 15, spout 16.
Embodiment:As shown in Figures 1 to 3, the present embodiment is specifically related to a kind of micro-disturbance advanced tubule device, the present embodiment
Micro-disturbance advanced tubule device include outer tube 1, the side wall of outer tube 1 offers some injected holes 2;The both ends open of outer tube 1,
Some slip casting sections 6 are divided into along its axis direction;Injected hole 2 in each slip casting section 6 is connected with a Grouting Pipe 3;Outside
The front end of pipe 1, which is internally provided with, rushes native nozzle 4, rushes native nozzle 4 and connects a high service pipe 5.
As shown in Figure 1, 2, in the present embodiment, each slip casting section 6 is provided with a Grouting Pipe 3, and Grouting Pipe 3 is by outer tube 1
Rear end access outer tube 1 inside;The front end of Grouting Pipe 3 is sequentially connected each injected hole 2 in its corresponding slip casting section 6;Each note
The Grouting Pipe 3 of slurry section 6 is separate, and the tail end of every Grouting Pipe 3 is provided with a pressure regulator valve 8;By adjusting pressure regulator valve 8
Pressure can adjust the grouting pressure of each slip casting section 6.
As shown in Figure 1,5, outer tube 1 is according to its pipe range and soil layer situation division slip casting section 6;Outer tube in the present embodiment
1 is divided into four slip casting sections 6a, 6b, 6c, 6d;Slip casting section 6a does not open up injected hole close to the region of the rear end of outer tube 1.
As shown in Fig. 1,3,4, the inner surface that native nozzle 4 is fixed on outer tube 1 through a fore-aft adjustable bearing 9, fore-aft adjustable are rushed
Bearing 9 and outer tube wall face are in slideable cooperation, and hydraulic pressure tune is provided between the inwall of fore-aft adjustable bearing 9 and outer tube 1
Fuel-economizing cylinder 10, by controlling the flexible of each hydraulic regulation oil cylinder 10, the position of fore-aft adjustable bearing 9 can be adjusted along axle box, and then
Adjust the distance between front end of fore-aft adjustable bearing 9 and outer tube 1;Native nozzle 4 is rushed to be used to spray to the soil body for entering the front end of outer tube 1
High-Pressure Water is penetrated, the soil body becomes mud under the impact of High-Pressure Water, and mud is discharged by the rear end of outer tube 1;By rushing native nozzle 4
The soil body inside outer tube 1 is removed, outer tube 1 can be avoided to be extruded during being pressed into soil layer the soil body around outer tube 1, subtracted
Small outer tube 1 disturbs to caused by soil layer.
As shown in Fig. 1,3,6, rushing native nozzle 4 includes adapter tube 14 and rotary nozzle 15, and adapter tube 14 is fixedly mounted on
The middle part of fore-aft adjustable bearing 9, high service pipe 5 are connected to the rear end of adapter tube 14, and the rear end of rotary nozzle 15 is pacified in which can revolve
Mounted in the front end of adapter tube 14;The front end of rotary nozzle 15 is taper and points to the front end of outer tube 1;The side of the rotary nozzle 15
Face is provided with two spouts 16, rear ramp of the spout 16 towards rotary nozzle 15.
As shown in Figure 2,3, the edge of the front end of outer tube 1 is provided with some dentalations 11, and dentalation 11 is used for
Outer tube 1 is pressed into cutting soil during the soil body;In the access outer tube of Grouting Pipe 3 and high service pipe 5 by the rear end of outer tube 1
Portion;Some axially distributed Fixing clamp-seats 12 are provided with the internal face of outer tube 1, Grouting Pipe 3 and high service pipe 5 are through fixation
Deck 12 is fixed on the inwall of outer tube 1;In the present embodiment, the overall diameter 10cm-100cm of outer tube 1, wall thickness 0.3cm-
1.5cm;The overall diameter 1cm-3cm of high service pipe 5, wall thickness 0.15cm-0.2cm;The overall diameter 3cm-4cm of Grouting Pipe 3, wall thickness
0.2cm-0.3cm。
As shown in Fig. 1 to 5, the application method of the micro-disturbance advanced tubule device of the present embodiment comprises the following steps:
1)Before use construction area earth's surface lay settlement monitoring point, so as in work progress according to ground settlement
Use of the protuberance situation on monitoring point ground to ductule is controlled.
2)Outer tube 1 is rotated into press-in inside soil body;As shown in Fig. 3,5, outer tube 1 is in rotary course, positioned at its front end
Dentalation 11 persistently cuts the soil body 13;The soil body 13 machined away enters outer tube by the front end of outer tube 1;Positioned at outer tube 1
The native nozzle 4 that rushes inside front end is sprayed water to the soil body for entering outer tube 1, is allowed to form mud;Mud flows through the sky inside outer tube 1
Chamber, discharged from the rear end of outer tube 1.
As shown in Fig. 3,6, during rushing native nozzle 4 and spraying water, the reaction force of the rotary nozzle 15 of its front end in current
In the presence of rotated, the rotation of rotary nozzle 15 can cause its current sprayed to rotate together with, and the current of rotation can make
Obtain the soil body and form more uniform mud with water, consequently facilitating mud is discharged from the rear end of outer tube 1, while mixing can be avoided not
Uniform mud blocks outer tube 1.
As shown in Fig. 2,5, during outer tube 1 rotates the press-in soil body 13, while the slip casting of the soil body 13 is pressed into outer tube 1
The outside of section 6 carries out slip casting, and the slurries that slip casting uses is the inert slurries that will not harden;Outer tube pair can be reduced by slip casting
The extruding of surrounding soil 13, so as to effectively reduce disturbance of the outer tube 1 to surrounding soil;Regulation can be passed through during slip casting
The pressure regulator valve 8 of each Grouting Pipe 3, and then adjust the grouting pressure of each slip casting section.
As shown in figure 5, in the present embodiment, the soil body 13 is that section is trapezoidal roadbed, and outer tube 1 rotates press-in in the horizontal direction
Inside the soil body 13;In process of press in, the side slope of roadbed is damaged in order to prevent grouting pressure excessive, outside the soil body
The slip casting section 6b in portion uses less grouting pressure, and slip casting section 6c, 6d in the depths of the soil body 13 use larger slip casting pressure
Power;, can be according to Tested settlement degree when outer tube 1 causes its top to settle surrounding soil disturbance during slip casting
Adjust the grouting pressure of each slip casting section 6.
As shown in Figure 1,3, during outer tube 1 rotates the press-in soil body 13, the soil body mechanics of the soil body is passed through according to outer tube 1
Performance, grand heavy monitoring result of earth's surface etc., the position of fore-aft adjustable bearing 9 is dynamically controlled by hydraulic regulation oil cylinder 10, with
The distance between front end of native nozzle 4 and outer tube 1 is rushed in regulation;By the position of dynamic regulation fore-aft adjustable bearing 9, can cause
Rush the soil body that native nozzle 4 adapts to various geological conditions in the case where keeping small sample perturbations.
The advantageous effects of the present embodiment are:Outer tube is divided into some slip casting sections, can be external in work progress
Sectional slip casting is carried out on the outside of pipe, and can be according to the grand heavy situation of soil body mechanical property, earth's surface on stratum, in time regulation is each
The grouting pressure of slip casting section;The inert slurry effect with lubrication is used during slip casting, outer tube press-in can be effectively reduced
During to caused by the soil body of periphery disturbance;Gone out in outer tube process of press in into a depthkeeping in outer tube using rushing native nozzle
The soil body of degree, can avoid outer tube press-in stratum during extrude the periphery soil body, cause surface uplift or influence close on construct
Thing;The utility model can be used for the advanced tubule than traditional advanced tubule larger diameter.
Claims (6)
1. a kind of micro-disturbance advanced tubule device, it is characterised in that the micro-disturbance advanced tubule device opens up including side wall
There is the outer tube of some injected holes, the outer tube is divided into some slip casting sections along its axis direction;In each slip casting section
The injected hole be connected with a Grouting Pipe;The front end of the outer tube, which is internally provided with, rushes native nozzle, described to rush native nozzle company
Connect a high service pipe.
2. a kind of micro-disturbance advanced tubule device according to claim 1, it is characterised in that the Grouting Pipe is located at institute
The inside of outer tube is stated, the Grouting Pipe is sequentially connected each injected hole in the slip casting section corresponding to it, the note
Slurry pipe tail end is provided with pressure regulator valve.
3. a kind of micro-disturbance advanced tubule device according to claim 1, it is characterised in that described to rush native nozzle through one
Fore-aft adjustable bearing is fixed in the outer tube, and the fore-aft adjustable bearing is slideable before and after being in the outer tube wall face to match somebody with somebody
Close, and hydraulic regulation oil cylinder is provided between the fore-aft adjustable bearing and the outer tube wall, the hydraulic regulation oil cylinder
One end connects the inwall of the outer tube, and its other end connects the fore-aft adjustable bearing.
4. a kind of micro-disturbance advanced tubule device according to claim 1, it is characterised in that the outer tube front end is set
There are some dentalations;The Grouting Pipe and the high service pipe access the outer tube by the outer tube back-end.
5. a kind of micro-disturbance advanced tubule device according to claim 4, it is characterised in that on the outer tube wall face
It is provided with some axially distributed Fixing clamp-seats, Fixing clamp-seat described in the Grouting Pipe and the high service Guan Jing is fixed
In on the outer tube wall.
6. a kind of micro-disturbance advanced tubule device according to claim 1, it is characterised in that described to rush native nozzle and include
Adapter tube and rotary nozzle, the adapter tube are fixedly mounted on the middle part of fore-aft adjustable bearing, the high service pipe connection
In the rear end of the adapter tube, the rear end of the rotary nozzle is arranged on the front end of the adapter tube in which can revolve;The rotation spray
The front end of head is taper and the front end of the sensing outer tube;The side of the rotary nozzle is provided with several spouts, the spray
Rear ramp of the mouth towards the rotary nozzle.
Priority Applications (1)
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CN201720597060.5U CN206830177U (en) | 2017-05-26 | 2017-05-26 | A kind of micro-disturbance advanced tubule device |
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CN201720597060.5U CN206830177U (en) | 2017-05-26 | 2017-05-26 | A kind of micro-disturbance advanced tubule device |
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CN201720597060.5U Expired - Fee Related CN206830177U (en) | 2017-05-26 | 2017-05-26 | A kind of micro-disturbance advanced tubule device |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107023302A (en) * | 2017-05-26 | 2017-08-08 | 华东交通大学 | A kind of micro-disturbance advanced tubule device and its application method |
-
2017
- 2017-05-26 CN CN201720597060.5U patent/CN206830177U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107023302A (en) * | 2017-05-26 | 2017-08-08 | 华东交通大学 | A kind of micro-disturbance advanced tubule device and its application method |
CN107023302B (en) * | 2017-05-26 | 2023-08-15 | 华东交通大学 | Micro-disturbance advance small catheter device and application method thereof |
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Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180102 |