CN113006175A - Spiral underground diaphragm wall construction device and method - Google Patents
Spiral underground diaphragm wall construction device and method Download PDFInfo
- Publication number
- CN113006175A CN113006175A CN202110242395.6A CN202110242395A CN113006175A CN 113006175 A CN113006175 A CN 113006175A CN 202110242395 A CN202110242395 A CN 202110242395A CN 113006175 A CN113006175 A CN 113006175A
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- 238000010276 construction Methods 0.000 title claims abstract description 55
- 238000000034 method Methods 0.000 title description 20
- 239000002893 slag Substances 0.000 claims abstract description 33
- 238000005520 cutting process Methods 0.000 claims abstract description 13
- 239000004568 cement Substances 0.000 claims abstract description 9
- 239000004576 sand Substances 0.000 claims abstract description 6
- 239000002002 slurry Substances 0.000 claims description 54
- 239000007788 liquid Substances 0.000 claims description 53
- 239000000463 material Substances 0.000 claims description 6
- 239000002689 soil Substances 0.000 claims description 5
- 239000011440 grout Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 239000004575 stone Substances 0.000 abstract description 2
- 238000005507 spraying Methods 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 230000008569 process Effects 0.000 description 5
- 238000007599 discharging Methods 0.000 description 4
- 238000005086 pumping Methods 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 210000001015 abdomen Anatomy 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
Images
Classifications
-
- 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
- E02F5/04—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches with digging screws
-
- 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
-
- 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
- E02F5/12—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches with equipment for back-filling trenches or ditches
-
- 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
-
- 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
- E02F5/145—Component parts for trench excavators, e.g. indicating devices travelling gear chassis, supports, skids control and indicating devices
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Bulkheads Adapted To Foundation Construction (AREA)
Abstract
The invention discloses a spiral underground continuous wall construction device which comprises a spiral drill rod, a fixed box body, a support column, a walking equipment platform and a pressurizing arm, wherein the spiral drill rod is arranged on the fixed box body; the spiral drill rod is fixed through a plurality of support columns fixed on the fixed box body and connected with the rotary driving device; the upper end of the fixed box body is connected with the rear part of the walking equipment platform through a rotating shaft, the front part of the walking equipment platform is provided with a supporting arm, the supporting arm is connected with a pressurizing arm through the rotating shaft, and the lower end of the pressurizing arm is connected with the fixed box body; a slag discharge channel is formed between the fixed box body and the spiral drill rod, and the upper end of the slag discharge channel is provided with a slag pump. The invention adopts the spiral drill rod to realize the efficient cutting of the stratum, and the cement paste and the sand stone are mixed and solidified to form the high-quality impervious wall after the stratum is cut and stirred, thereby being applicable to underground ditching and continuous wall construction, improving the construction efficiency and reducing the construction cost.
Description
Technical Field
The invention relates to the technical field of underground continuous wall construction, in particular to a spiral underground continuous wall construction device and method, which can be used for diaphragm wall construction.
Background
At present, hydraulic grab bucket method, high-spraying method, deep stirring method, water jetting method, CSM method and the like are mainly adopted in the construction of the water conservancy and hydropower impervious wall in China, and the processes have certain limitations to different degrees due to the difference of geological conditions of different projects. For example: the deep stirring process cannot stir in the pebble stratum and cannot be normally constructed; the high-spraying process may have quality defects of missing spraying and splitting; the hydraulic grab bucket and the water jetting method have the quality defects of excessive thick sediment, concrete segregation and the like; the CSM method cannot be applied to a narrow work area and is expensive.
In order to reduce the construction cost, accelerate the construction efficiency and improve the construction quality, the inventor provides a construction method of a self-setting mortar impervious wall by a grooving method in Chinese patent application 202010292060.0, and then further improves the construction method, and provides a construction method of a continuous high-spraying impervious wall by a planing and milling method in Chinese patent application 202010696586.5, and a scraper bucket is arranged on a digging machine and is combined with high-pressure fluid cutting, so that the construction efficiency higher than that of a high-spraying method is obtained, and the construction cost is greatly reduced. In order to further accelerate the construction efficiency, improve the construction quality and save the construction cost, the invention provides the spiral underground continuous wall construction device and the method.
Disclosure of Invention
In order to improve the construction efficiency of the diaphragm wall, reduce the construction cost and form the high-quality thin diaphragm wall, the invention provides the spiral underground continuous wall construction device and the method.
The invention is realized by the following technical scheme: a spiral underground continuous wall construction device comprises a spiral drill rod, a fixed box body, a support column, a walking equipment platform and a pressurizing arm; the spiral drill rod is fixed through a plurality of support columns fixed on the fixed box body and connected with the rotary driving device; the upper end of the fixed box body is connected with the rear part of the walking equipment platform through a rotating shaft, the front part of the walking equipment platform is provided with a supporting arm, the supporting arm is connected with a pressurizing arm through the rotating shaft, and the lower end of the pressurizing arm is connected with the fixed box body; a slag discharge channel is formed between the fixed box body and the spiral drill rod, and the upper end of the slag discharge channel is provided with a slag pump.
Further, set up low pressure thick liquid pipe in the fixed box, low pressure thick liquid pump is connected to low pressure thick liquid pipe upper end, and the low pressure thick liquid export of fixed box lower extreme is connected to low pressure thick liquid pipe lower extreme, and the thick liquid pipe that advances of low pressure thick liquid pump is put in the mud of fixed box top.
Further, set up high-pressure thick liquid pipe I and high-pressure thick liquid pipe II in the fixed box, the high-pressure thick liquid pump is connected to the upper end of high-pressure thick liquid pipe I, and the high-pressure thick liquid pump is connected grout slurrying platform, and the lower extreme of high-pressure thick liquid pipe I and the II lower extremes of high-pressure thick liquid pipe link to each other, and the support column center is equipped with defeated thick liquid hole, and high-pressure thick liquid pipe II links to each other with the defeated thick liquid hole of support column, and the inside high-pressure thick liquid passageway that is equipped with of auger stem, high-pressure thick liquid passageway and defeated thick.
Furthermore, the high-pressure slurry channel on the spiral drill rod is divided into a plurality of sections, and the high-pressure slurry channels of all the sections are not communicated.
Furthermore, the spiral blade of the spiral drill rod is provided with teeth, and the formation is cut through the combined action of the teeth and the spiral blade.
Furthermore, the walking equipment platform adopts a crawler-type excavator or other crawler-type walking machines, and the belly of the crawler-type walking machines is reserved with spaces for placing the fixed box body and the spiral drill rod.
Furthermore, the pressurizing arm adopts a hydraulic arm, and the angle can be adjusted by providing pressure through a hydraulic cylinder.
Furthermore, the slag pump is connected with the slag discharge pipe, and a discharge port of the slag discharge pipe is positioned behind the fixed box body according to the advancing direction during construction.
Furthermore, the upper end of the pressure arm is connected with a push rod of a pressure arm angle adjusting oil cylinder, and the pressure arm angle adjusting oil cylinder is located on the supporting arm.
Furthermore, a control device is installed on the walking equipment platform, and the control device is in signal connection with a slag pump, a high-pressure slurry pump, a low-pressure slurry pump, a pressurizing arm angle adjusting oil cylinder, a hydraulic system of a pressurizing arm and other various equipment needing to be controlled.
A construction method of a spiral underground continuous wall is based on the construction device of the spiral underground continuous wall, a walking device platform is driven to a preset construction position, the angle of a supporting arm of the walking device platform is adjusted, the angle of a pressurizing arm is adjusted through a pressurizing arm angle adjusting oil cylinder, a spiral drill rod is attached to the ground, a rotary driving device is started to drive the spiral drill rod to rotate, a stratum is gradually cut to form a groove, cement slurry is pumped downwards by a low-pressure slurry pump in the cutting process (clear water or slurry can be pumped in), high-pressure cement slurry (or clear water or slurry) is pumped into the spiral drill rod through a high-pressure slurry pump, the high-pressure cement slurry plays a role in assisting cutting, the high-pressure cement slurry and sand and soil of the stratum are mixed to form a material, the groove is pumped out through a slag pump, and after the designed depth is reached, the pressurizing arm is, the walking equipment platform walks step by step, and the mixture formed by mixing cement slurry, sand and stone and soil is pumped to a trench dug at the rear by a slag pump and is solidified to form the impervious wall.
The invention has the technical effects that: the rigidity of the spiral drill rod is guaranteed through the fixed box body and the multiple sections of support columns, the spiral drill rod is driven to rotate under the condition that the pressure is provided by the pressure arm, high-efficiency stratum cutting is achieved, cement slurry and stratum slag materials are mixed and solidified after the stratum is cut and stirred to form the high-quality impervious wall, the construction efficiency is high, the construction cost is low, and the method is suitable for construction of the impervious wall in the loose stratum and also suitable for construction of the ultrathin impervious wall in bedrock.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the coupling portion of the stationary box and the auger stem of the present invention.
In the figure: 1. a auger stem; 2. fixing the box body; 3. a support pillar; 4. a walking device platform; 5. a slag pump; 6. a rotation driving device; 7. a low-pressure slurry pump; 8. a pressurizing arm; 9. a slag discharge pipe; 10. a low-pressure slurry pipe; 11. a high-pressure slurry pipe I; 12. a high-pressure slurry pipe II; 13. a high pressure slurry channel; 14. a pressure arm angle adjusting oil cylinder; 15. and (4) a low-pressure slurry outlet.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 and 2, a spiral underground continuous wall construction device comprises a spiral drill rod 1, a fixed box body 2, a support column 3, a traveling equipment platform 4 and a pressurizing arm 8; the spiral drill rod 1 is fixed through a plurality of supporting columns 3 fixed on the fixed box body 2, and the spiral drill rod 1 is connected with a rotary driving device 6; the fixed box body 2 and the spiral drill rod 1 are obliquely arranged when working, the upper end of the fixed box body 2 is connected with the rear part of the walking equipment platform 4 through a rotating shaft, the front part of the walking equipment platform 4 is provided with a supporting arm, the supporting arm is connected with a pressurizing arm 8 through the rotating shaft, the upper end of the pressurizing arm 8 is connected with a push rod of a pressurizing arm angle adjusting oil cylinder 14, and the pressurizing arm angle adjusting oil cylinder 14 is located on the supporting arm; the lower end of the pressure arm 8 is connected with the middle lower part of the fixed box body 2; the slag discharging channel between the fixed box body 2 and the spiral drill rod 1 can allow pebbles to pass through under the construction environment, the slag pumping pump 5 is installed at the upper end ground of the slag discharging channel, the slag pumping pump 5 is connected with the slag discharging pipe 9, the discharge port of the slag discharging pipe 9 is located behind the fixed box body 2 (according to the advancing direction during construction), and the pumped gravels are guaranteed not to be accumulated on the fixed box body 2. Set up low pressure thick liquid pipe 10 and high pressure thick liquid pipe I11 and high pressure thick liquid pipe II 12 in the fixed box 2, low pressure thick liquid pump 7 is connected to low pressure thick liquid pipe 10 upper end, low pressure thick liquid pipe 10 lower extreme is connected the low pressure thick liquid export 15 of fixed box 2 lower extreme, low pressure thick liquid pump 7 mountable is in fixed box 2 upper end, also can install on walking equipment platform 4, the inlet pipe of low pressure thick liquid pump 7 is put in the mud of fixed box 2 top, produce the low aggregate thick liquid water pump in-process of construction through low pressure thick liquid pump 7 and send to auger stem 1 lower extreme, in auger stem 1 rotation process, mud and the grit of cutting are carried upwards together, then arrange to the region of having been under construction through the scum pump 5. High-pressure thick liquid pump is connected to the upper end of high-pressure thick liquid pipe I11, high-pressure thick liquid pump connection grout slurrying platform, the lower extreme of high-pressure thick liquid pipe I11 and the II 12 lower extremes of high-pressure thick liquid pipe link to each other, support column 3 center is equipped with defeated thick liquid hole, high-pressure thick liquid pipe II 12 links to each other with the defeated thick liquid hole of support column 3, auger stem 1 passes through sealing washer and flange seal with the junction both ends of support column 3, auger stem 1 inside is equipped with high-pressure thick liquid passageway 13, high-pressure thick liquid passageway 13 is through three connecting hole and defeated thick liquid hole intercommunication that evenly sets up in circumference, at auger stem 1 rotatory in-process, three connecting. The high-pressure slurry channel 13 on the auger stem 1 is divided into a plurality of sections, the high-pressure slurry channels 13 of all the sections are not communicated, the slurry is fed from the lower end of all the other sections of the high-pressure slurry channels 13 except the minimum part of the lower end of the auger stem 1, so that the difference of the slurry spraying speed caused by the pumping distance and the slurry pressure is reduced as much as possible, slurry spraying holes are uniformly formed in the auger stem 1, and the slurry spraying holes are communicated with the high-pressure slurry channels 13. The spiral blades of the auger stem 1 are also provided with teeth through which the formation is cut.
According to the invention, the walking equipment platform 4 adopts a crawler-type excavator, the crawler-type excavator is refitted and mounted with related components to form the device, a space for placing the fixed box body 2 and the spiral drill rod 1 is reserved at the lower part of the crawler-type excavator, and after construction is finished, the fixed box body 2 and the spiral drill rod 1 can be lifted and fixed at the lower part of the crawler-type excavator, so that transportation is convenient. Of course, the walking device platform 4 can also adopt a customized device to meet the requirements of the device.
In the invention, the pressurizing arm 8 adopts a hydraulic arm, and can be extended and contracted by providing pressure through a hydraulic cylinder. The rotation driving device 6 of the present invention may employ a rotary motor or a hydraulic rotary motor.
In the invention, a control device is arranged on the walking equipment platform 4, and the control device is in signal connection with a slag pump, a high-pressure slurry pump, a low-pressure slurry pump, a pressurizing arm angle adjusting oil cylinder, a hydraulic system of a pressurizing arm and other various equipment needing to be controlled.
During construction, the traveling equipment platform 4 is driven to a preset construction position, the supporting arm angle of the traveling equipment platform 4 is adjusted, the angle of the pressurizing arm 8 is adjusted through the pressurizing arm angle adjusting oil cylinder 14, the length of the pressurizing arm 8 is adjusted, the spiral drill rod 1 is attached to the ground, the rotary driving device 6 is started to drive the spiral drill rod 1 to rotate, the stratum is cut step by step to form a groove, a low-pressure slurry pump 7 pumps water or slurry to the lower part in the cutting process, high-pressure slurry is pumped into the spiral drill rod 1 through the high-pressure slurry pump, the high-pressure slurry plays a role in assisting cutting, the high-pressure slurry is mixed with sand and soil of the stratum to form a solidifiable material, the solidifiable material is pumped away through the slag pump 5, when the spiral drill rod 1 rotates to the cutting depth to reach the designed depth, the pressurizing arm 8 is fixed, in the cutting process, the traveling equipment platform 4 advances, if the crawler excavator is modified, the crawler excavator is required to move backwards relative to the operation habit of a cab), the stratum is cut gradually in an inclined mode in the advancing process, and then the mixture formed by mixing the high-pressure cement paste, the sand and the soil is pumped to a rear dug groove by the slag pump 5 to be solidified to form the impervious wall.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a spiral underground continuous wall construction equipment, characterized by: the device comprises a spiral drill rod, a fixed box body, a supporting column, a walking equipment platform and a pressurizing arm; the rear side of the spiral drill rod is connected with the fixed box body through a plurality of support columns, and the top of the spiral drill rod is connected with a rotary driving device; the upper end of the fixed box body is connected with the rear part of the walking equipment platform through a rotating shaft, the front part of the walking equipment platform is provided with a supporting arm, the supporting arm is connected with a pressurizing arm through the rotating shaft, and the lower end of the pressurizing arm is connected with the fixed box body; a slag discharge channel is formed between the fixed box body and the spiral drill rod, and the upper end of the slag discharge channel is provided with a slag pump.
2. A spiral type underground diaphragm wall construction apparatus as claimed in claim 1, wherein: the fixed box is internally provided with a low-pressure slurry pipe, the upper end of the low-pressure slurry pipe is connected with a low-pressure slurry pump, the lower end of the low-pressure slurry pipe is connected with a low-pressure slurry outlet at the lower end of the fixed box, and a slurry inlet pipe of the low-pressure slurry pump is placed in slurry above the fixed box.
3. A spiral type underground diaphragm wall construction apparatus as claimed in claim 1, wherein: set up high-pressure thick liquid pipe I and high-pressure thick liquid pipe II in the fixed box, the high-pressure thick liquid pump is connected to the upper end of high-pressure thick liquid pipe I, and the grout slurrying platform is connected to the high-pressure thick liquid pump, and the lower extreme of high-pressure thick liquid pipe I links to each other with II lower extremes of high-pressure thick liquid pipe, and the support column center is equipped with defeated thick liquid hole, and high-pressure thick liquid pipe II links to each other with the defeated thick liquid hole of support column, and the inside high-pressure thick liquid passageway that is equipped with of auger stem, high-pressure thick liquid passageway and.
4. A spiral type underground diaphragm wall construction apparatus according to claim 3, wherein: the high-pressure slurry channel on the spiral drill rod is divided into a plurality of sections, and the high-pressure slurry channels of all the sections are not communicated.
5. A spiral type underground diaphragm wall construction apparatus as claimed in claim 1, wherein: and the spiral blades of the spiral drill rod are provided with teeth.
6. A spiral type underground diaphragm wall construction apparatus as claimed in claim 1, wherein: the walking equipment platform adopts a crawler-type excavator, and the lower part of the crawler-type excavator is reserved with a space for placing the fixed box body and the spiral drill rod.
7. A spiral type underground diaphragm wall construction apparatus as claimed in claim 1, wherein: the pressure arm adopts a hydraulic arm.
8. A spiral type underground diaphragm wall construction apparatus as claimed in claim 1, wherein: the slag pump is connected with the slag discharge pipe, and a discharge port of the slag discharge pipe is positioned behind the fixed box body according to the advancing direction during construction.
9. A spiral type underground diaphragm wall construction apparatus as claimed in claim 1, wherein: the upper end of the pressure arm is connected with a push rod of a pressure arm angle adjusting oil cylinder, and the pressure arm angle adjusting oil cylinder is located on the supporting arm.
10. A construction method of a spiral underground continuous wall is characterized by comprising the following steps: the spiral underground continuous wall construction device as claimed in claim 1, wherein the platform of the traveling device is driven to a predetermined construction position, the angle of the supporting arm of the platform of the traveling device is adjusted, the angle of the pressurizing arm is adjusted by the angle adjusting cylinder of the pressurizing arm, the auger stem is attached to the ground, the rotary driving device is started to drive the auger stem to rotate, the stratum is cut step by step to form a trench, the low-pressure slurry pump pumps the slurry to the lower part during the cutting process, the high-pressure slurry pump pumps the high-pressure slurry to the auger stem, the high-pressure slurry plays a role in assisting the cutting, the high-pressure slurry is mixed with the sand and soil of the stratum to form a solidifiable material, the solidifiable material is pumped into the opened trench by the slag pump, when the auger stem is rotated and cut to a designed depth, the pressurizing arm is fixed, the track of the platform of, the mixture formed by mixing the cutting slag and the cement slurry is pumped to the dug groove at the rear by a slag pump and is gradually solidified to form the continuous wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110242395.6A CN113006175A (en) | 2021-03-05 | 2021-03-05 | Spiral underground diaphragm wall construction device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110242395.6A CN113006175A (en) | 2021-03-05 | 2021-03-05 | Spiral underground diaphragm wall construction device and method |
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| CN113006175A true CN113006175A (en) | 2021-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110242395.6A Pending CN113006175A (en) | 2021-03-05 | 2021-03-05 | Spiral underground diaphragm wall construction device and method |
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| CN (1) | CN113006175A (en) |
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| EP2410092A1 (en) * | 2010-07-20 | 2012-01-25 | Bauer Spezialtiefbau GmbH | Device and method for manufacturing vertical walls in a foundation soil |
| CN205135403U (en) * | 2015-11-26 | 2016-04-06 | 贾瑞清 | Auger machine with self -discharging soil function |
| CN106049437A (en) * | 2016-06-25 | 2016-10-26 | 宋姝娴 | Implementation method of continuous cement-soil wall making equipment |
| CN206418489U (en) * | 2017-01-19 | 2017-08-18 | 中建三局集团有限公司 | The continuous sawing grooving of ground-connecting-wall synchronously irrigates wall-forming device |
| CN107090861A (en) * | 2016-02-17 | 2017-08-25 | 包尔机械有限公司 | Partition device and method for producing groove in soil |
| CN208024270U (en) * | 2018-03-30 | 2018-10-30 | 康东宝 | A kind of rotary drilling rig convenient for absorption impurity high-efficient homework |
| CN111734309A (en) * | 2020-07-23 | 2020-10-02 | 天津建岩岩土工程有限公司 | Guiding device for construction of SMW method pile, and SMW method pile construction equipment and method |
| CN111827390A (en) * | 2020-07-20 | 2020-10-27 | 江西省水利科学研究院 | Construction method of continuous high-spraying impervious wall by planing and milling method |
-
2021
- 2021-03-05 CN CN202110242395.6A patent/CN113006175A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2192660Y (en) * | 1994-04-05 | 1995-03-22 | 中国农业科学院仪器厂 | Irrigation ditch trencher |
| JPH08284165A (en) * | 1995-04-20 | 1996-10-29 | Katsumi Okamoto | Pile device |
| EP2410092A1 (en) * | 2010-07-20 | 2012-01-25 | Bauer Spezialtiefbau GmbH | Device and method for manufacturing vertical walls in a foundation soil |
| CN102155035A (en) * | 2011-05-26 | 2011-08-17 | 上海工程机械厂有限公司 | Continuous wall milling machine |
| CN205135403U (en) * | 2015-11-26 | 2016-04-06 | 贾瑞清 | Auger machine with self -discharging soil function |
| CN107090861A (en) * | 2016-02-17 | 2017-08-25 | 包尔机械有限公司 | Partition device and method for producing groove in soil |
| CN106049437A (en) * | 2016-06-25 | 2016-10-26 | 宋姝娴 | Implementation method of continuous cement-soil wall making equipment |
| CN206418489U (en) * | 2017-01-19 | 2017-08-18 | 中建三局集团有限公司 | The continuous sawing grooving of ground-connecting-wall synchronously irrigates wall-forming device |
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| CN111827390A (en) * | 2020-07-20 | 2020-10-27 | 江西省水利科学研究院 | Construction method of continuous high-spraying impervious wall by planing and milling method |
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Application publication date: 20210622 |