CN110438980A - Soft Ground device - Google Patents
Soft Ground device Download PDFInfo
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- CN110438980A CN110438980A CN201910769797.4A CN201910769797A CN110438980A CN 110438980 A CN110438980 A CN 110438980A CN 201910769797 A CN201910769797 A CN 201910769797A CN 110438980 A CN110438980 A CN 110438980A
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- drilling rod
- stirring blade
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- wheel disc
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
- E02D5/46—Concrete or concrete-like piles cast in position ; Apparatus for making same making in situ by forcing bonding agents into gravel fillings or the soil
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Geochemistry & Mineralogy (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
Abstract
The invention discloses Soft Ground devices, comprising: threaded rod, by first segment, second segment, third section and the 4th Duan Zucheng；Interior drilling rod, upper part are set in third section, and high-pressure mortar spraying head is provided on interior drilling rod；Outer drilling rod, upper part are threadedly coupled with second segment, and lower part is set on the top of interior drilling rod；Mobile bar is threadedly coupled with the 4th section；A pair of first stirring blade；A pair of second stirring blade；First driven tooth wheel disc；The top of outer drilling rod is arranged in more first telescopic rods, interval；Workbench, bottom are provided with a blind hole；First driving device；Fixed plate, it is fixed on the table, first segment pass through fixed plate；Second driven tooth wheel disc；Second driving device；It is fixedly connected at the top of second telescopic rod, bottom and outer drilling rod, top can be inserted into the blind hole.The present invention can be directed to different soil layers, the Soil-cement pile body of different-diameter be formed, so that the processing of entire ground be enable to reach higher intensity.
Description
Technical field
The present invention relates to foundation treatment technology fields.It is more particularly related to Soft Ground device.
Background technique
Weak soil refers to that strand, lakes and marhshes, valley floor, the natural moisture content of river shoal deposition is high, void ratio is big, compressibility is high, shearing resistance
The low fine grained soil of intensity.With natural moisture content is high, natural void ratio is big, compressibility is high, shearing strength is low, the coefficient of consolidation is small,
Consolidation time length, high sensitivity, perturbation be big, bad hydraulic permeability, soil layer layered distribution are complicated, physico-mechanical properties phase between each layer
The features such as difference is larger.
Highway industry specification refers to that intensity is low to the definition of soft soil foundation, the higher soft layer of decrement, most
Contain certain organic substance.Since weak soil intensity is low, landing amount is big, and very big harm is often brought to road engineering, such as locates
It is improper to manage, and the construction and use of Hui Gei highway make a big impact.
Cement mixing pile is a kind of effective form for the treatment of of soft foundation, is a kind of using cement as the host agent of curing agent, utilizes
Cement jet is entered the soil body and is sufficiently stirred by mixing pile machine, makes cement and soil that a series of physical chemical reaction occur, weak soil is made to harden
And improve foundation strength.
Since foundation soil is in layered distribution, the strength difference between each layer is larger, when reinforcing to ground, answers needle
To different soil layers, the Soil-cement pile body of different-diameter is formed, but there is stirring pile bodies for existing cement mixing pile machine
Diameter the problem of can not adjusting.
Summary of the invention
The object of the present invention is to provide Soft Ground devices, can be directed to different soil layers, form different-diameter
Soil-cement pile body so that higher intensity can be reached by making the processing of entire ground, while can also reduce construction cost.
In order to realize these purposes and other advantages according to the present invention, Soft Ground device is provided, comprising:
Threaded rod is arranged along the vertical direction, and threaded rod is by the first segment, second segment, third that are continuously arranged from top to bottom
Section and the 4th Duan Zucheng are respectively arranged with left hand thread and right-handed thread, the outside of third section on the second segment and the 4th section
For cylindrical, first segment, second segment, the inside of third section are hollow, and the center at the top of threaded rod is provided with cement slurry and enters
Mouthful, multiple slurry outlets are arranged at intervals in the third section；
Interior drilling rod, inner hollow, the outside on the top of interior drilling rod are cuboid, and inside is cylindrical, and is arranged
It is rotatablely connected in the third section, and with third section, the inside of the lower part of interior drilling rod is cuboid, the Part IV position
In the lower part of interior drilling rod；One piece of partition is installed on the inner sidewall of the lower part of the interior drilling rod, the third section passes through described
Partition, the partition separate the inside of the lower part of the interior drilling rod, the partition, the interior drilling rod lower part inner sidewall
A cavity is surrounded with the bottom on the top of the interior drilling rod, the cavity passes through the multiple slurry outlet and the third section
Inside is connected to, and is provided at least one high-pressure mortar spraying head on the interior drilling rod, the high-pressure mortar spraying head is connected to the cavity；
Outer drilling rod, inner hollow are provided with internal screw thread on the inner sidewall on the top of outer drilling rod, and are set in described second
Duan Shang, and be threadedly coupled with second segment, lower part is set on the top of the interior drilling rod, and its inner sidewall and the interior drilling rod
The lateral wall on top fits；The high-pressure mortar spraying head is located at the lower section of the outer drilling rod, and does not interfere the outer drilling rod or more
It is mobile；
Mobile bar is the cuboid of inner hollow, and internal screw thread, mobile bar setting are provided on the inner sidewall of mobile bar
In the lower part of the interior drilling rod, and its lateral wall and the inner sidewall of the lower part of interior drilling rod fit, and mobile bar is set in described
It on 4th section, and is threadedly coupled with described 4th section, the bottom of mobile bar passes through the bottom of the interior drilling rod；
A pair of first stirring blade, is symmetrical arranged relative to the outer drilling rod, the upper stirring of a pair of first stirring blade
Blade is connect by axle sleeve with the lower part of outer drilling rod, and lower stirring blade is connect by axle sleeve with the lower part of interior drilling rod, a pair first
The upper stirring blade of stirring blade and lower stirring blade are hinged；
A pair of second stirring blade, is symmetrical arranged relative to the interior drilling rod, and is located at a pair of first stirring blade
The upper stirring blade of lower section, a pair of second stirring blade is connect by axle sleeve with the lower part of interior drilling rod, and lower stirring blade passes through axis
Set is connect with mobile bar, and the upper stirring blade and lower stirring blade of a pair of second stirring blade are hinged；
First driven tooth wheel disc, is installed on the first segment, and is arranged at intervals with multiple through-holes thereon；
More first telescopic rods, are arranged at intervals on the top of the outer drilling rod, the quantity of the first telescopic rod and through-hole
Quantity is equal, and corresponds, and the first telescopic rod is arranged along the vertical direction, when the elongation of the first telescopic rod, the first telescopic rod energy
Across corresponding through-hole, when the first telescopic rod is shunk, the first telescopic rod is located at the lower section of the first driven tooth wheel disc；
Workbench, is arranged in the oblique upper of the first driven tooth wheel disc, and the bottom of workbench is provided with a blind hole；
First driving device is removably disposed in the bottom of the workbench, and is provided with first on its output shaft
Driving tooth wheel disc, the first driving tooth wheel disc are selectively engaged with the first driven tooth wheel disc, for driving the first driven tooth wheel disc
Rotation；
Fixed plate, fixed and to be located at the top of the first driven tooth wheel disc on the workbench, the first segment passes through
The fixed plate, and be rotatablely connected with fixed plate；
Second driven tooth wheel disc, is installed on the first segment, and is located at the top of the fixed plate；
Second driving device is removably disposed in the top of the workbench, and is provided with second on its output shaft
Driving tooth wheel disc, the second driving tooth wheel disc is selectively engaged with the second driven tooth wheel disc, for driving threaded rod to rotate；
Second telescopic rod, is arranged along the vertical direction, is fixedly connected at the top of the bottom of the second telescopic rod and outer drilling rod, top
Portion is inserted into the blind hole, and the second telescopic rod does not interfere the first driven tooth wheel disc to rotate, and blind hole does not limit the second telescopic rod or more
It is mobile.
Preferably, in the Soft Ground device, the outside of the outer drilling rod is cylindrical.
Preferably, in the Soft Ground device, the outside of the lower part of the interior drilling rod is cylindrical.
Preferably, in the Soft Ground device, the quantity of first telescopic rod is four, four first
Flexible burr first segment is arranged at equal intervals.
Preferably, in the Soft Ground device, the cement slurry inlet is provided with pulp-entering pipe, pulp-entering pipe
It is rotatablely connected with cement slurry entrance.
Preferably, in the Soft Ground device, the quantity of the high-pressure mortar spraying head is two, the multiple
Third section described in pulp orifice ring is arranged at equal intervals.
Preferably, in the Soft Ground device, the outer drilling rod, the interior drilling rod, the threaded rod and
The mobile bar coaxial arrangement.
The present invention is include at least the following beneficial effects:
The present invention can be directed to different soil layers, the Soil-cement pile body of different-diameter be formed, to make entire ground
Processing can reach higher intensity, while can also reduce construction cost.
The present invention is when adjusting the diameter of Soil-cement pile body, without respectively to the first stirring blade and the second paddle
Piece is adjusted, it is only necessary to the second driving device be made to drive threaded rod rotation, the outer drilling rod being threadedly coupled with threaded rod and movement
Bar can be opposite along the vertical direction or backwards to movement, so that the first stirring blade and the second stirring blade is made to extend or shrink, into
And form the Soil-cement pile body of different-diameter.
The present invention can realize stirring and soil cement to the soil body using first driving device and the second driving device respectively
The adjusting of pile body diameter is stirred, less input for power device, can greatly save cost.
Further advantage, target and feature of the invention will be partially reflected by the following instructions, and part will also be by this
The research and practice of invention and be understood by the person skilled in the art.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of Soft Ground device according to an embodiment of the invention；
Fig. 2 is the structural schematic diagram of Soft Ground device in accordance with another embodiment of the present invention.
Description of symbols: threaded rod 100, interior drilling rod 110, partition 111, cavity 112, high-pressure mortar spraying head 113, outer drilling rod
120, mobile bar 130, the first stirring blade 140, the second stirring blade 150, the first driven tooth wheel disc 160, more first it is flexible
Bar 170, workbench 180, first driving device 190, fixed plate 200, the second driven tooth wheel disc 210, the second driving device 220,
Second telescopic rod 230, pulp-entering pipe 240.
Specific embodiment
Present invention will be described in further detail below with reference to the accompanying drawings, to enable those skilled in the art referring to specification text
Word can be implemented accordingly.
It should be noted that in the description of the present invention, term " transverse direction ", " longitudinal direction ", "upper", "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown, is merely for convenience of description of the present invention and simplification of the description, and is not the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to limit of the invention
System.
As depicted in figs. 1 and 2, the present invention provides Soft Ground device, comprising:
Threaded rod 100, is arranged along the vertical direction, threaded rod 100 by be continuously arranged from top to bottom first segment, second
Section, third section and the 4th Duan Zucheng are respectively arranged with left hand thread and right-handed thread on the second segment and the 4th section, exist in this way
When rotating threaded rod 100, outer drilling rod 120 and mobile bar 130 can be made opposite or mobile backwards, the outside of third section is cylindrical body
Shape, first segment, second segment, the inside of third section are hollow, to form the circulation passage of cement slurry, the top of threaded rod 100
Center is provided with cement slurry entrance, is arranged at intervals with multiple slurry outlets in the third section；
Interior drilling rod 110, inner hollow, the outside on the top of interior drilling rod 110 are that (drilling rod 110 is upper in i.e. for cuboid
The shape in portion is cuboid), inside is that (inside on the top of drilling rod 110 has tubular logical cylindrical in i.e.
Hole), and be set in the third section, and be rotatablely connected with third section, the inside of the lower part of interior drilling rod 110 is cuboid,
The Part IV is located in the lower part of interior drilling rod 110；One piece of partition is installed on the inner sidewall of the lower part of the interior drilling rod 110
111, the third section passes through the partition 111, and the partition 111 separates the inside of the lower part of the interior drilling rod 110, institute
The bottom for stating the inner sidewall of the lower part of partition 111, the interior drilling rod 110 and the top of the interior drilling rod 110 surrounds a cavity
112, the cavity 112 is connected to by the multiple slurry outlet with the inside of the third section, is provided on the interior drilling rod 110
At least one high-pressure mortar spraying head 113, the high-pressure mortar spraying head are connected to the cavity 112, the only inside with third section of cavity 112
It is connected to each high-pressure mortar spraying head 113；
Outer drilling rod 120, inner hollow are provided with internal screw thread on the inner sidewall on the top of outer drilling rod 120, and are set in institute
It states on second segment, and is threadedly coupled with second segment, lower part is set on the top of the interior drilling rod 110, and its inner sidewall and institute
The lateral wall for stating the top of interior drilling rod 110 fits, i.e., the inside of the lower part of outer drilling rod 120 has the through-hole of cuboid；Institute
The lower section that high-pressure mortar spraying head is located at the outer drilling rod 120 is stated, and the outer drilling rod 120 is not interfered to move up and down；
Mobile bar 130 is the cuboid of inner hollow, is provided with internal screw thread on the inner sidewall of mobile bar 130, mobile
Bar 130 is arranged in the lower part of the interior drilling rod 110, and its lateral wall and the inner sidewall of the lower part of interior drilling rod 110 fit, i.e.,
The shape of mobile bar 130 is cuboid, and mobile bar 130 is set on described 4th section, and is threadedly coupled with described 4th section,
The bottom of mobile bar 130 passes through the bottom of the interior drilling rod 110；
A pair of first stirring blade 140, is symmetrical arranged relative to the outer drilling rod 120, a pair of first stirring blade 140
Upper stirring blade connect with the lower part of outer drilling rod 120 by axle sleeve, lower stirring blade passes through the lower part of axle sleeve and interior drilling rod 110
Connection, the upper stirring blade and lower stirring blade of a pair of first stirring blade 140 are hinged, so that outer drilling rod 120 is relative to interior brill
When bar 110 rotates, the first stirring blade 140 can be extended or be shunk；
A pair of second stirring blade 150, is symmetrical arranged relative to the interior drilling rod 110, and is located at a pair first and stirs
The upper stirring blade of the lower section of blade 140, a pair of second stirring blade 150 is connect by axle sleeve with the lower part of interior drilling rod 110, under
Stirring blade is connect by axle sleeve with mobile bar 130, the upper stirring blade and lower stirring blade hinge of a pair of second stirring blade 150
It connects, when so that mobile bar 130 being rotated relative to interior drilling rod 110, the second stirring blade 150 can be extended or be shunk；
First driven tooth wheel disc 160, is installed on the first segment, and is arranged at intervals with multiple through-holes thereon；
More first telescopic rods 170 are arranged at intervals on the top of the outer drilling rod 120, the quantity of the first telescopic rod 170
It is equal with the quantity of through-hole, and correspond, the first telescopic rod 170 is arranged along the vertical direction, when the first telescopic rod 170 extends
When, the first telescopic rod 170 can pass through corresponding through-hole, threaded rod 100 and outer drilling rod 120 are integrally fixed, when first
When telescopic rod 170 is shunk, the first telescopic rod 170 is located at the lower section of the first driven tooth wheel disc 160；
The oblique upper of the first driven tooth wheel disc 160 is arranged in workbench 180, and the bottom of workbench 180 is provided with
One blind hole；
First driving device 190 is removably disposed in the bottom of the workbench 180, and is arranged on its output shaft
Have the first driving tooth wheel disc, the first driving tooth wheel disc is selectively engaged with the first driven tooth wheel disc 160, for drive first from
Movable tooth wheel disc 160 rotates；
Fixed plate 200 is installed on the workbench 180, and is located at the top of the first driven tooth wheel disc 160, described
First segment passes through the fixed plate 200, and is rotatablely connected with fixed plate 200；
Second driven tooth wheel disc 210, is installed on the first segment, and is located at the top of the fixed plate 200；
Second driving device 220 is removably disposed in the top of the workbench 180, and is arranged on its output shaft
There is the second driving tooth wheel disc, the second driving tooth wheel disc is selectively engaged with the second driven tooth wheel disc 210, for driving threaded rod
100 rotations；
Second telescopic rod 230, is arranged along the vertical direction, and the top of the bottom of the second telescopic rod 230 and outer drilling rod 120 is solid
Fixed connection, top are inserted into the blind hole, and the second telescopic rod 230 does not interfere the first driven tooth wheel disc 160 to rotate, and blind hole does not limit
Second telescopic rod 230 moves up and down.
The Soft Ground device that this programme provides, when in use, as shown in Figure 1, workbench 180 is fixed,
Engage the second driving tooth wheel disc with the second driven tooth wheel disc 210, pause and mobile first driving device 190 make the first active
Toothed disc and the first driven tooth wheel disc 160 are separated by a distance, and the second telescopic rod 230 is extended, and make the second telescopic rod 230
Top is inserted into the blind hole, and each first telescopic rod 170 is made to be contracted to the lower section of the first driven tooth wheel disc 160, the second driving
Device 220 drives the rotation of threaded rod 100 (top of the second telescopic rod 230 is inserted into always in the blind hole during this), screw thread
Outer drilling rod 120 and mobile bar 130 on bar 100 is opposite along the vertical direction or mobile backwards, to make the first stirring blade 140
The lower end of the lower stirring blade of the upper end of upper stirring blade and the second stirring blade 150 is opposite or backwards to movement, because of interior drilling rod 110
It can not be moved up and down relative to threaded rod 100, so as to extend the first stirring blade 140 and the second stirring blade 150 or receive
Contracting, and then form the Soil-cement pile body of different-diameter.After the diameter of good Soil-cement pile body to be regulated, as shown in Fig. 2,
The second telescopic rod 230 is shunk, mobile first driving device 190 nibbles the first driving tooth wheel disc with the first driven tooth wheel disc 160
It closes, pause and mobile second driving device 220 keep the second driving tooth wheel disc and the second driven tooth wheel disc 210 separated by a distance,
Each first telescopic rod 170 is extended, and the first telescopic rod 170 is made to be inserted into corresponding through-hole, by threaded rod 100 and outer brill
Bar 120 is integrally fixed, and cement slurry is entered in cavity 112 by the circulation passage in threaded rod 100, then passes through high-pressure mortar spraying head
113 spray, while driving the rotation of the first driving tooth wheel disc by first driving device 190, thus the outer drilling rod 120 of driving, interior brill
Bar 110, threaded rod 100, mobile bar 130, a pair of first stirring blade 140 and a pair of second stirring blade 150 rotate synchronously, real
Now to the stirring of the soil body.
In another technical solution, in the Soft Ground device, the outside of the outer drilling rod 120 is cylinder
The bodily form.Outer drilling rod 120 is made to be easy to rotate in the soil body in this way.
In another technical solution, in the Soft Ground device, the outside of the lower part of the interior drilling rod 110
For cylindrical.The lower part of interior drilling rod 110 is made to be easy to rotate in the soil body in this way.
In another technical solution, in the Soft Ground device, the quantity of first telescopic rod 170 is
Four, four first telescopic rod, 170 ring first segments are arranged at equal intervals.
In another technical solution, in the Soft Ground device, the cement slurry inlet be provided with into
Pipe 240 is starched, pulp-entering pipe 240 and cement slurry entrance are rotatablely connected, and cement slurry, spiral shell are imported into threaded rod 100 by pulp-entering pipe 240
Rasp bar 100 does not limit threaded rod rotation when rotating.
In another technical solution, in the Soft Ground device, the quantity of the high-pressure mortar spraying head is two
A, third section described in the multiple pulp orifice ring is arranged at equal intervals.
In another technical solution, in the Soft Ground device, the outer drilling rod, the interior drilling rod, institute
State threaded rod and mobile bar coaxial arrangement.
Although the embodiments of the present invention have been disclosed as above, but its is not only in the description and the implementation listed
With it can be fully applied to various fields suitable for the present invention, for those skilled in the art, can be easily
Realize other modification, therefore without departing from the general concept defined in the claims and the equivalent scope, the present invention is simultaneously unlimited
In specific details and legend shown and described herein.
Claims (7)
1. Soft Ground device characterized by comprising
Threaded rod is arranged along the vertical direction, threaded rod by be continuously arranged from top to bottom first segment, second segment, third section and
4th Duan Zucheng is respectively arranged with left hand thread and right-handed thread on the second segment and the 4th section, and the outside of third section is circle
Cylinder shape, first segment, second segment, the inside of third section are hollow, and the center at the top of threaded rod is provided with cement slurry entrance, institute
It states and is arranged at intervals with multiple slurry outlets in third section；
Interior drilling rod, inner hollow, the outside on the top of interior drilling rod are cuboid, and inside is cylindrical, and is set in institute
It states in third section, and is rotatablely connected with third section, the inside of the lower part of interior drilling rod is cuboid, and the Part IV is located at interior
In the lower part of drilling rod；One piece of partition is installed on the inner sidewall of the lower part of the interior drilling rod, the third section passes through the partition,
The partition separates the inside of the lower part of the interior drilling rod, the partition, the interior drilling rod lower part inner sidewall and institute
The bottom for stating the top of interior drilling rod surrounds a cavity, the inside that the cavity passes through the multiple slurry outlet and the third section
It is connected to, is provided at least one high-pressure mortar spraying head on the interior drilling rod, the high-pressure mortar spraying head is connected to the cavity；
Outer drilling rod, inner hollow are provided with internal screw thread on the inner sidewall on the top of outer drilling rod, and are set in the second segment
On, and it is threadedly coupled with second segment, lower part is set on the top of the interior drilling rod, and its inner sidewall and the interior drilling rod is upper
The lateral wall in portion fits；The high-pressure mortar spraying head is located at the lower section of the outer drilling rod, and does not interfere and move down on the outer drilling rod
It is dynamic；
Mobile bar is the cuboid of inner hollow, and internal screw thread is provided on the inner sidewall of mobile bar, and mobile bar is arranged in institute
In the lower part for stating interior drilling rod, and its lateral wall and the inner sidewall of the lower part of interior drilling rod fit, and mobile bar is set in the described 4th
Duan Shang, and be threadedly coupled with described 4th section, the bottom of mobile bar passes through the bottom of the interior drilling rod；
A pair of first stirring blade, is symmetrical arranged relative to the outer drilling rod, the upper stirring blade of a pair of first stirring blade
It is connect by axle sleeve with the lower part of outer drilling rod, lower stirring blade is connect by axle sleeve with the lower part of interior drilling rod, and a pair first stirs
The upper stirring blade of blade and lower stirring blade are hinged；
A pair of second stirring blade, is symmetrical arranged relative to the interior drilling rod, and is located at the lower section of a pair of first stirring blade,
The upper stirring blade of a pair of second stirring blade is connect by axle sleeve with the lower part of interior drilling rod, and lower stirring blade is by axle sleeve and moves
Lever connection, the upper stirring blade and lower stirring blade of a pair of second stirring blade are hinged；
First driven tooth wheel disc, is installed on the first segment, and is arranged at intervals with multiple through-holes thereon；
More first telescopic rods are arranged at intervals on the top of the outer drilling rod, the quantity of the first telescopic rod and the quantity of through-hole
It is equal, and correspond, the first telescopic rod is arranged along the vertical direction, and when the elongation of the first telescopic rod, the first telescopic rod can be passed through
Corresponding through-hole, when the first telescopic rod is shunk, the first telescopic rod is located at the lower section of the first driven tooth wheel disc；
Workbench, is arranged in the oblique upper of the first driven tooth wheel disc, and the bottom of workbench is provided with a blind hole；
First driving device is removably disposed in the bottom of the workbench, and first is provided on its output shaft actively
Toothed disc, the first driving tooth wheel disc are selectively engaged with the first driven tooth wheel disc, for driving the rotation of the first driven tooth wheel disc；
Fixed plate, fixed and to be located at the top of the first driven tooth wheel disc on the workbench, the first segment passes through described
Fixed plate, and be rotatablely connected with fixed plate；
Second driven tooth wheel disc, is installed on the first segment, and is located at the top of the fixed plate；
Second driving device is removably disposed in the top of the workbench, and second is provided on its output shaft actively
Toothed disc, the second driving tooth wheel disc is selectively engaged with the second driven tooth wheel disc, for driving threaded rod to rotate；
Second telescopic rod, is arranged along the vertical direction, is fixedly connected at the top of the bottom of the second telescopic rod and outer drilling rod, and top is inserted
Enter in the blind hole, the second telescopic rod does not interfere the first driven tooth wheel disc to rotate, and blind hole does not limit the second telescopic rod and moves up and down.
2. Soft Ground device as described in claim 1, which is characterized in that the outside of the outer drilling rod is cylindrical body
Shape.
3. Soft Ground device as described in claim 1, which is characterized in that the outside of the lower part of the interior drilling rod is circle
Cylinder shape.
4. Soft Ground device as described in claim 1, which is characterized in that the quantity of first telescopic rod is four
Root, four first flexible burr first segments are arranged at equal intervals.
5. Soft Ground device as described in claim 1, which is characterized in that the cement slurry inlet is provided with into slurry
Pipe, pulp-entering pipe and cement slurry entrance are rotatablely connected.
6. Soft Ground device as described in claim 1, which is characterized in that the quantity of the high-pressure mortar spraying head is two
A, third section described in the multiple pulp orifice ring is arranged at equal intervals.
7. Soft Ground device as described in claim 1, which is characterized in that the outer drilling rod, the interior drilling rod, described
Threaded rod and mobile bar coaxial arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910769797.4A CN110438980B (en) | 2019-08-20 | 2019-08-20 | Soft soil foundation treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910769797.4A CN110438980B (en) | 2019-08-20 | 2019-08-20 | Soft soil foundation treatment device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110438980A true CN110438980A (en) | 2019-11-12 |
| CN110438980B CN110438980B (en) | 2020-12-22 |
Family
ID=68436672
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910769797.4A Active CN110438980B (en) | 2019-08-20 | 2019-08-20 | Soft soil foundation treatment device |
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| Country | Link |
|---|---|
| CN (1) | CN110438980B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113530454A (en) * | 2021-07-17 | 2021-10-22 | 无锡市政建设集团有限公司 | Drilling rod for cement mixing pile |
| CN113775298A (en) * | 2021-09-28 | 2021-12-10 | 水利部交通运输部国家能源局南京水利科学研究院 | A stirring head for in-situ solidification treatment of ultra-soft soil and using method thereof |
| CN114232613A (en) * | 2021-12-29 | 2022-03-25 | 中国港湾工程有限责任公司 | Device for construction of concrete cast-in-place pile |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113775298A (en) * | 2021-09-28 | 2021-12-10 | 水利部交通运输部国家能源局南京水利科学研究院 | A stirring head for in-situ solidification treatment of ultra-soft soil and using method thereof |
| CN114232613A (en) * | 2021-12-29 | 2022-03-25 | 中国港湾工程有限责任公司 | Device for construction of concrete cast-in-place pile |
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