CN108265769B - Seamless grooving machine for thin-wall continuous wall and construction process thereof - Google Patents
Seamless grooving machine for thin-wall continuous wall and construction process thereof Download PDFInfo
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- CN108265769B CN108265769B CN201810143784.1A CN201810143784A CN108265769B CN 108265769 B CN108265769 B CN 108265769B CN 201810143784 A CN201810143784 A CN 201810143784A CN 108265769 B CN108265769 B CN 108265769B
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- 238000010276 construction Methods 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 title claims abstract description 12
- 230000003068 static effect Effects 0.000 claims description 12
- 230000005465 channeling Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 3
- 238000005086 pumping Methods 0.000 claims description 2
- 239000002689 soil Substances 0.000 claims description 2
- 230000001360 synchronised effect Effects 0.000 claims description 2
- 239000002002 slurry Substances 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 7
- 230000007547 defect Effects 0.000 abstract description 5
- 230000035515 penetration Effects 0.000 abstract description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000004567 concrete Substances 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/02—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/02—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches
- E02F5/14—Component parts for trench excavators, e.g. indicating devices travelling gear chassis, supports, skids
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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
- E21B1/00—Percussion drilling
- E21B1/02—Surface drives for drop hammers or percussion drilling, e.g. with a cable
-
- 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
- E21B10/00—Drill bits
- E21B10/36—Percussion drill bits
- E21B10/38—Percussion drill bits characterised by conduits or nozzles for drilling fluids
-
- 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
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
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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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/02—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Bulkheads Adapted To Foundation Construction (AREA)
Abstract
The invention provides a seamless grooving machine for a thin-wall continuous wall and a construction process thereof, wherein the underground continuous wall is built in a downward cutting mode, so that the defect that the conventional grooving machine has large damage to stratum environment is overcome; through ingenious design, the cutter head of the blade body can realize transverse vibration, the resistance of cutting in is reduced, the penetration capacity is greatly improved, the technology of the invention can build the water seepage-proofing continuous wall with the depth of about 15 meters, and if a power device with stronger power is configured, the invention can cut down to a larger depth; according to the invention, through the design of the guide sleeve rod and the guide shuttle, the guide shuttle cuts in the embedded pipe embedded in the last groove along the guide sleeve rod, so that seamless connection between the continuous grooves is ensured. The creative design of the invention will innovate the construction technology of the underground continuous wall, greatly promote the development of the civil construction technology in China.
Description
Technical Field
The invention relates to a seamless grooving machine for a thin-wall continuous wall and a construction process thereof, and belongs to the technical field of hydraulic engineering.
Background
The water seepage preventing underground diaphragm wall is one kind of foundation engineering with one grooving machine on the ground, and has one long and narrow deep groove with mud to protect the wall, one reinforced cage suspended inside the groove, one unit groove section with underwater concrete filled via pipe, and one continuous reinforced concrete wall as water intercepting, seepage preventing, bearing and water retaining structure. The existing underground continuous wall construction technology has the defects of large interference to surrounding geology and damage to geological structures; in addition, the existing grooving equipment cannot realize seamless connection in the process of section-by-section operation, and engineering quality cannot be guaranteed.
Disclosure of Invention
The invention aims to provide a seamless grooving machine for a thin-wall continuous wall and a construction process thereof, aims at the construction problem of a 15 m depth water seepage prevention continuous wall, and solves the defects existing in the prior art.
The invention is realized by adopting the following technical scheme:
a seamless grooving machine for a thin-wall continuous wall comprises a chassis assembly, a girder assembly, a power head assembly, a clamp holder assembly and a cutter assembly.
The girder assembly is arranged on the chassis assembly; the power head assembly is arranged on a sliding rail of the girder assembly.
The power head assembly is provided with a front power head and a rear power head.
The cutter assembly comprises a cutter body and a cutter body which are mutually attached, the cutter body is arranged on the front face of the cutter body, a cutter head is arranged on the cutter body, the upper end of the cutter body is connected with a drill rod, a mandrel is nested inside the drill rod, a pin shaft is arranged at the bottom end of the mandrel, and the pin shaft is respectively connected with a longitudinal sliding groove on the cutter body and an inclined sliding groove on the cutter body.
The top of the drill rod is connected with the front power head, and the top of the mandrel is connected with the rear power head.
Preferably, a guide sleeve rod is arranged on the right side of the cutter body, a guide shuttle is arranged on the left side of the cutter body, a grouting passage is arranged in the guide shuttle, a grouting inlet is formed in the upper end of the guide shuttle, and a horizontal grouting outlet is formed in the lower end of the guide shuttle; the back side of the cutter body is provided with a horizontal groove connected with the grouting outlet.
Preferably, the front power head is provided with an impact device.
Preferably, the front end of the front power head and the front end of the rear power head are respectively provided with a clamping device for clamping the drill rod and the mandrel respectively.
Preferably, the front end of the girder assembly is provided with a gripper mechanism.
Preferably, a gripper mechanism is arranged at the front end of the power head assembly.
Preferably, the chassis assembly is provided with a crawler running mechanism.
Further, an operation assembly is arranged on the chassis assembly.
The construction process of the seamless grooving machine for the thin-wall continuous wall is characterized by comprising the following steps of:
1) Adjusting the angle of the girder assembly, aligning the front end of the girder assembly with a construction place to be treated, installing an embedded pipe into a guide sleeve rod, controlling a power head assembly to move downwards along the girder assembly, applying static pressure to a drill rod, and pushing a cutter assembly to cut into a stratum;
2) When the cutting-in cannot be continued by means of static pressure, the rear power head is controlled to slide on the power head assembly to drive the mandrel to move up and down, the blade body is controlled to slide horizontally, the cutting-in resistance is reduced by transverse vibration of the blade body, and the synchronous static pressure of the power head assembly is matched to push the cutter assembly to cut down;
3) When static pressure undercut and horizontal vibration still cannot continue to be deep, starting an impact device on the front power head, applying impact force to the cutter assembly through the drill rod, further reducing the cutting resistance through longitudinal impact vibration, and increasing the cutting depth to enable the cutter assembly to reach the preset depth;
4) Controlling the power head assembly to move upwards along the girder assembly, pumping the cutter assembly upwards, and simultaneously injecting filling materials into a space formed after the cutter assembly is pumped out through a grouting passage of the guide shuttle;
5) After the cutter assembly is withdrawn, starting the crawler travelling mechanism, moving rightwards until the central axis of the guide shuttle coincides with the central axis of the embedded pipe embedded in the previous step, loading a new embedded pipe into the guide sleeve rod, and then cutting into a stratum by repeating the steps to form a next groove; and the construction is continued for several times until the construction requirement is met.
Further, in the implementation of the steps 1) to 3), mud is synchronously injected into the drill rod, flows to the cutter assembly through the space between the inner wall of the drill rod and the mandrel, overflows through gaps among all components of the cutter assembly, reduces friction loss among all contact components, prolongs the service life of equipment, overflows into a stratum through the cutter assembly, can moisten soil, and further improves the cutting depth.
The beneficial technical effects of the invention are as follows:
the invention provides a seamless grooving machine for a thin-wall continuous wall and a construction process thereof, wherein the underground continuous wall is built in a downward cutting mode, so that the defect that the conventional grooving machine has large damage to stratum environment is overcome; through ingenious design, the cutter head of the cutter body can realize transverse cutting, the cutting of the obstacle cut by the cutter body is blocked, the penetration capacity is greatly improved, the technology can build the water seepage prevention continuous wall with the depth of about 15 meters, and if a power device with stronger power is configured, the technology can cut down to a larger depth; according to the invention, through the design of the guide sleeve rod and the guide shuttle, the guide shuttle cuts in the embedded pipe embedded in the last groove along the guide sleeve rod, so that seamless connection between the continuous grooves is ensured. The creative design of the invention will innovate the construction technology of the underground continuous wall, greatly promote the development of the civil construction technology in China.
Drawings
FIG. 1 is a schematic diagram of a thin-wall continuous wall seamless channeling machine;
FIG. 2 is a schematic diagram of a power head assembly;
FIG. 3 is a schematic structural view of the cutter assembly;
FIG. 4 is a rear view of the cutter assembly;
fig. 5 is a disassembled view of the blade body and blade body.
Detailed Description
The present invention will be further understood by the following description of embodiments, but the specific embodiments given by the applicant should not be considered as limiting the technical solution of the present invention, and any modification of the definition of components or technical features and/or the form of the whole structure without substantial change should be considered as the protection scope defined by the technical solution of the present invention.
The embodiment provides a seamless grooving machine for a thin-wall continuous wall, which comprises a chassis assembly 1, a girder assembly 2, a power head assembly 3 and a cutter assembly 4.
The front end of the girder assembly 2 is vertically arranged on the chassis assembly 1 downwards; the front end of the power head assembly 3 is downwards arranged on a sliding rail of the girder assembly 2.
The power head assembly 3 is provided with a fixed front power head 31 and a slidable rear power head 32.
The cutter assembly 4 comprises a cutter body 41 and a cutter body 42 which are mutually attached, the cutter body 42 is arranged on the front face of the cutter body 41, a cutter head 43 is arranged on the cutter body 42, the upper end of the cutter body 41 is connected with a drill rod 5, a mandrel 6 is nested inside the drill rod 5, a pin shaft 61 is arranged at the bottom end of the mandrel 6, and the pin shaft 61 is respectively connected with a longitudinal sliding groove 411 on the cutter body 41 and an inclined sliding groove 421 on the cutter body 42.
The top end of the drill rod 5 is connected with a front power head 31, and the top end of the mandrel 6 is connected with a rear power head 32.
The right side of the cutter body 41 is provided with a guide sleeve rod 412, the left side is provided with a guide shuttle 413, a grouting passage 414 is arranged in the guide shuttle 413, the upper end is provided with a grouting inlet 415, and the lower end is provided with a horizontal grouting outlet 416; the back side of the cutter body 41 is provided with a groove 417 connected to the grouting outlet 416.
The front power head 31 is provided with an impact device 33.
The front end of the front power head 31 and the front end of the rear power head 32 are respectively provided with a clamping device 34 and a clamping device 35 which are respectively used for clamping the drill rod 5 and the mandrel 6.
The front end of the girder assembly 2 is provided with a clamping mechanism 21.
The front end of the power head assembly 3 is provided with a clamping mechanism 36.
The chassis assembly is provided with a crawler travelling mechanism 7; the chassis assembly is provided with an operation assembly 8.
The embodiment also provides a construction process of the seamless grooving machine for the thin-wall continuous wall, which is characterized by comprising the following steps of:
1) Adjusting the angle of the girder assembly 2, aligning a construction place to be treated, installing the embedded pipe 9 into the guide sleeve rod 412, controlling the power head assembly 3 to move downwards along the girder assembly 2, applying static pressure to the drill rod 5, and pushing the cutter assembly 4 to cut into a stratum;
2) When the cutting-in cannot be continued by means of static pressure, the rear power head 32 is controlled to slide on the power head assembly 3 to drive the mandrel 6 to move up and down, the blade body 42 is controlled to slide horizontally, the cutting-in resistance is reduced by transverse vibration of the blade body 43, and the cutter assembly 4 is synchronously pushed by the static pressure of the power head assembly 3 to cut down;
3) When the static pressure undercut and the horizontal cutting cannot be continued to be deep, starting an impact device 33 on the front power head 31, applying impact force to the cutter assembly 4 through the drill rod 5, and further reducing the cutting resistance and increasing the cutting depth by longitudinal impact vibration, so that the cutter assembly 4 reaches a preset depth;
4) The power head assembly 3 is controlled to move upwards along the girder assembly 2, the cutter assembly 4 is pulled upwards, and filling materials are injected into a space formed after the cutter assembly 4 is pulled away through a grouting passage 414 of the guide shuttle 413;
5) After the cutter assembly 4 is withdrawn, the crawler travelling mechanism 1 is started, the crawler travelling mechanism moves rightwards until the central axis of the guide shuttle 413 coincides with the central axis of the embedded pipe 9 embedded in the previous step, a new embedded pipe is embedded in the guide sleeve rod 412, and then the previous steps are repeated to cut into a stratum to form a next groove; and the construction is continued for several times until the construction requirement is met.
The beneficial technical effects of this embodiment are:
the embodiment provides a seamless grooving machine for a thin-wall continuous wall and a construction process thereof, and the underground continuous wall is built in a downward cutting mode, so that the defect that the conventional grooving machine has large damage to stratum environment is overcome; through ingenious design, the cutter head of the cutter body can realize transverse cutting, the cutting of the obstacle cut by the cutter body is blocked, the penetration capacity is greatly improved, the technology can build the water seepage prevention continuous wall with the depth of about 15 meters, and if a power device with stronger power is configured, the technology can cut down to a larger depth; according to the invention, through the design of the guide sleeve rod and the guide shuttle, the guide shuttle cuts in the embedded pipe embedded in the last groove along the guide sleeve rod, so that seamless connection between the continuous grooves is ensured. The creative design of the invention will innovate the construction technology of the underground continuous wall, greatly promote the development of the civil construction technology in China.
The present invention is, of course, capable of other and further embodiments and of modification in accordance with the invention, as will be apparent to those skilled in the art, without departing from the spirit and scope of the invention, but these modifications and variations are intended to be within the scope of the appended claims.
Claims (9)
1. The seamless grooving machine for the thin-wall continuous wall comprises a chassis assembly, a girder assembly, a power head assembly and a cutter assembly, and is characterized in that the girder assembly is arranged on the chassis assembly; the power head assembly is arranged on a sliding rail of the girder assembly;
the power head assembly is provided with a front power head and a rear power head; the cutter assembly comprises a cutter body and a cutter body which are mutually attached, the cutter body is arranged on the front surface of the cutter body, a cutter head is arranged on the cutter body, the upper end of the cutter body is connected with a drill rod, a mandrel is nested in the drill rod, a pin shaft is arranged at the bottom end of the mandrel, and the pin shaft is respectively connected with a longitudinal chute on the cutter body and an oblique chute on the cutter body;
the top end of the drill rod is connected with the front power head, and the top end of the mandrel is connected with the rear power head;
the right side of the cutter body is provided with a guide sleeve rod, the left side of the cutter body is provided with a guide shuttle, a grouting passage is arranged in the guide shuttle, the upper end of the guide shuttle is provided with a grouting inlet, and the lower end of the guide shuttle is provided with a grouting outlet; and the back side of the cutter body is provided with a groove connected with the grouting outlet.
2. The seamless thin-wall channeling machine of claim 1, wherein the front power head is provided with an impact device.
3. The seamless grooving machine for thin-wall continuous walls according to claim 1, wherein the front end of the front power head and the front end of the rear power head are respectively provided with a clamping device for clamping the drill rod and the mandrel.
4. The thin-walled continuous wall seamless channeling machine of claim 1, wherein the front end of the girder assembly is provided with a clamping mechanism.
5. The seamless thin-wall grooving machine according to claim 1, wherein a clamping mechanism is arranged at the front end of the power head assembly.
6. The thin-walled continuous wall seamless channeling machine of claim 1, wherein the chassis assembly is provided with a crawler running mechanism.
7. The thin-walled continuous wall seamless channeling machine of claim 1, wherein the chassis assembly is provided with an operating assembly.
8. The construction process of the seamless grooving machine for the thin-wall continuous wall according to claim 1, which is characterized by comprising the following steps:
1) Adjusting the angle of the girder assembly, aligning the front end of the girder assembly with a construction place to be treated, installing an embedded pipe into a guide sleeve rod, controlling a power head assembly to move downwards along the girder assembly, applying static pressure to a drill rod, and pushing a cutter assembly to cut into a stratum;
2) When the cutting-in cannot be continued by means of static pressure, the rear power head is controlled to slide on the power head assembly to drive the mandrel to move up and down, the blade body is controlled to slide horizontally, the cutting-in resistance is reduced by transverse vibration of the blade body, and the synchronous static pressure of the power head assembly is matched to push the cutter assembly to cut down;
3) When static pressure undercut and horizontal vibration still cannot continue to be deep, starting an impact device on the front power head, applying impact force to the cutter assembly through the drill rod, further reducing the cutting resistance through longitudinal impact vibration, and increasing the cutting depth to enable the cutter assembly to reach the preset depth;
4) Controlling the power head assembly to move upwards along the girder assembly, pumping the cutter assembly upwards, and simultaneously injecting filling materials into a space formed after the cutter assembly is pumped out through a grouting passage of the guide shuttle;
5) After the cutter assembly is withdrawn, starting the crawler travelling mechanism, moving rightwards until the central axis of the guide shuttle coincides with the central axis of the embedded pipe embedded in the previous step, loading a new embedded pipe into the guide sleeve rod, and then cutting into a stratum by repeating the steps to form a next groove; and the construction is continued for several times until the construction requirement is met.
9. The construction process of the seamless grooving machine for the thin-wall continuous wall according to claim 8, wherein when the steps 1) to 3) are carried out, slurry is synchronously injected into the drill rod, flows to the cutter assembly through the space between the inner wall of the drill rod and the mandrel, overflows through gaps among components of the cutter assembly, reduces friction loss among the contact components, prolongs the service life of equipment, and overflows into a stratum through the cutter assembly, can wet soil and further improves the cutting depth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810143784.1A CN108265769B (en) | 2018-02-12 | 2018-02-12 | Seamless grooving machine for thin-wall continuous wall and construction process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810143784.1A CN108265769B (en) | 2018-02-12 | 2018-02-12 | Seamless grooving machine for thin-wall continuous wall and construction process thereof |
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| Publication Number | Publication Date |
|---|---|
| CN108265769A CN108265769A (en) | 2018-07-10 |
| CN108265769B true CN108265769B (en) | 2023-06-13 |
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| CN201810143784.1A Active CN108265769B (en) | 2018-02-12 | 2018-02-12 | Seamless grooving machine for thin-wall continuous wall and construction process thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109469046B (en) * | 2018-12-27 | 2024-01-16 | 重庆长征重工有限责任公司 | Strip deep and narrow foundation excavation grouting integrated equipment |
| CN110528609B (en) * | 2019-09-26 | 2023-11-14 | 郑州安源工程技术有限公司 | Static pressure vibration compounding groove equipment for pressing and pulling device and high polymer impervious wall and use method thereof |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1061404C (en) * | 1994-02-08 | 2001-01-31 | 孔清华 | Dry construction wall-building method of underground continuous wall and its equipment |
| JP2000319924A (en) * | 1999-05-13 | 2000-11-21 | Nippon Sharyo Seizo Kaisha Ltd | Continuous wall executing excavator and excavating method |
| CN100575623C (en) * | 2007-06-11 | 2009-12-30 | 李辉 | Saw grooving machine |
| JP2009074334A (en) * | 2007-09-25 | 2009-04-09 | Hazama Corp | Continuous underground wall construction equipment |
| CN203129956U (en) * | 2013-03-08 | 2013-08-14 | 徐州徐工基础工程机械有限公司 | Square drill bit of rotating drill |
| CN203808822U (en) * | 2014-03-25 | 2014-09-03 | 郑州宇通重工有限公司 | Full-hydraulic double power head device of rotary drilling rig |
| CN206873531U (en) * | 2017-05-27 | 2018-01-12 | 山东省水利科学研究院 | Guide rod type revolution cutting chute forming machine |
| CN207934086U (en) * | 2018-02-12 | 2018-10-02 | 江苏地龙重型机械有限公司 | A kind of seamless chute forming machine of thin-walled diaphragm wall |
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