CN111074959A - Desilting and curing construction equipment and construction method thereof - Google Patents
Desilting and curing construction equipment and construction method thereof Download PDFInfo
- Publication number
- CN111074959A CN111074959A CN201911397565.7A CN201911397565A CN111074959A CN 111074959 A CN111074959 A CN 111074959A CN 201911397565 A CN201911397565 A CN 201911397565A CN 111074959 A CN111074959 A CN 111074959A
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- Prior art keywords
- buoyancy tank
- curing agent
- soil
- mud pump
- curing
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- 238000010276 construction Methods 0.000 title claims abstract description 45
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 67
- 239000002689 soil Substances 0.000 claims abstract description 54
- 238000003756 stirring Methods 0.000 claims abstract description 53
- 238000005086 pumping Methods 0.000 claims abstract description 48
- 239000010802 sludge Substances 0.000 claims abstract description 48
- 238000007711 solidification Methods 0.000 claims abstract description 10
- 230000008023 solidification Effects 0.000 claims abstract description 10
- 230000007246 mechanism Effects 0.000 claims description 25
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 238000003860 storage Methods 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 238000013019 agitation Methods 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 6
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 101100408455 Arabidopsis thaliana PLC7 gene Proteins 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 239000004568 cement Substances 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000004062 sedimentation 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
- E02F5/28—Dredgers or soil-shifting machines for special purposes for cleaning watercourses or other ways
- E02F5/282—Dredgers or soil-shifting machines for special purposes for cleaning watercourses or other ways with rotating cutting or digging tools
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/008—Sludge treatment by fixation or solidification
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F7/00—Equipment for conveying or separating excavated material
- E02F7/02—Conveying equipment mounted on a dredger
- E02F7/023—Conveying equipment mounted on a dredger mounted on a floating dredger
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Water Supply & Treatment (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Mechanical Engineering (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention discloses dredging and curing construction equipment and a construction method thereof, wherein the dredging and curing construction equipment comprises a buoyancy tank excavator, a buoyancy tank mud pump, a pumping pipeline, a curing agent feeding device, a stirring device and a soil conveying device; the buoyancy tank excavator is matched at the periphery of a buoyancy tank mud pump; the buoyancy tank mud pump is connected with the stirring device through a pumping pipeline; the curing agent feeding device is communicated to the stirring device; the stirring device is communicated to the soil conveying device; the construction equipment is utilized to carry out solidification construction on the sludge, the sludge is not exposed in the whole process in the solidification process of the sludge, and workers finish the construction through mechanical equipment, so that the dredging solidification construction has the advantages of no weather influence, high operation efficiency, low labor intensity of workers and environmental protection.
Description
Technical Field
The invention relates to the technical field of dredging and curing, in particular to dredging and curing construction equipment and a construction method thereof.
Background
In the treatment of rivers, lakes and seas, the cleaning and disposal of sludge are the key points of treatment engineering and are also difficult points.
The traditional sludge cleaning and disposing mode is that after sludge is stirred and diluted by 4-5 times by using a cutter suction pump, the suction pump is used for conveying the sludge into a sedimentation tank for impurity removal treatment, then a medicament is added for precipitating the diluted sludge, and the precipitated sludge is conveyed to an open storage yard by using a pump for airing and dewatering treatment until the sludge is solidified to meet the standard of outward transportation.
The existing dredging and curing construction has the problems of great weather influence, low operation efficiency, high labor intensity of workers and environmental pollution.
In view of the above, the present inventors have made extensive studies and research on various defects and inconveniences caused by the above-mentioned incomplete dredging and curing construction.
Disclosure of Invention
The invention aims to provide dredging and curing construction equipment which is not influenced by weather, has high operation efficiency and low labor intensity of workers and is environment-friendly and a construction method thereof.
In order to achieve the above purpose, the solution of the invention is:
a dredging and curing construction device comprises a buoyancy tank excavator, a buoyancy tank mud pump, a pumping pipeline, a curing agent feeding device, a stirring device and a soil conveying device; the buoyancy tank excavator is matched at the periphery of a buoyancy tank mud pump; the buoyancy tank mud pump is connected with the stirring device through a pumping pipeline; the curing agent feeding device is communicated to the stirring device; the stirring device is communicated to the soil conveying device.
And a sludge liquefier is arranged on the buoyancy tank mud pump.
And a vibrating screen is arranged on the buoyancy tank mud pump.
The pumping pipeline comprises a pumping hose, a pumping steel pipe and a pipeline connector; one end of the pumping hose is connected to the buoyancy tank mud pump, and the other end of the pumping hose is connected with one end of the pumping steel pipe through the pipeline connector; the other end of the pumping steel pipe is connected to a stirring device.
A plurality of floats are mounted on the pumping hose.
The buoyancy tank excavator is a crawler-type buoyancy tank excavator and is provided with a first cockpit; the buoyancy tank mud pump is a crawler-type buoyancy tank mud pump and is provided with a second cockpit.
The curing agent feeding device comprises a plurality of agent bins, a storage bin, a curing agent stirrer and two metering and conveying mechanisms: the device comprises a first metering conveying mechanism and a second metering conveying mechanism; the agent bins are connected to the curing agent stirrer through a first metering and conveying mechanism; the storage bin is connected to the curing agent stirrer through a second metering and conveying mechanism; the curing agent agitator is connected to an agitation device.
The construction equipment further comprises a PLC, wherein the PLC is respectively electrically connected with the buoyancy tank mud pump, the metering and conveying mechanism, the curing agent stirrer, the stirring device and the soil conveying device and is respectively used for controlling the buoyancy tank mud pump, the metering and conveying mechanism, the curing agent stirrer, the stirring device and the soil conveying device.
The curing agent feeding device, the stirring device, the soil conveying device and the PLC are all installed in a production workshop, and the soil discharging end of the soil conveying device extends out of the production workshop.
A construction method for dredging and curing is completed through construction equipment and comprises the following steps:
firstly, digging sludge into a buoyancy tank mud pump by utilizing a buoyancy tank excavator;
pumping the sludge into a stirring device by using a buoyancy tank sludge pump through a pumping pipeline, and conveying a curing agent into the stirring device by using a curing agent feeding device;
fully stirring and mixing the sludge and the curing agent by using a stirring device to form cured soil, and conveying the cured soil into a soil conveying device;
and step four, conveying the solidified soil to a transport vehicle by using a soil conveying device, and transporting the solidified soil outwards by using the transport vehicle.
After the scheme is adopted, the construction equipment disclosed by the invention is used for carrying out solidification construction on the sludge, and when the construction equipment is used, a buoyancy tank excavator digs the sludge into a buoyancy tank sludge pump; the buoyancy tank mud pump pumps the sludge into the stirring device through a pumping pipeline, and the curing agent feeding device conveys the curing agent into the stirring device; the stirring device fully stirs and mixes the sludge and the curing agent to form cured soil and conveys the cured soil into the soil conveying device; the soil conveying device conveys the solidified soil to a transport vehicle, and the solidified soil is transported out by the transport vehicle; in the process of solidifying the sludge by the construction equipment, the sludge is not exposed in the whole process and is completed by workers through mechanical equipment, so that the dredging and solidifying construction has the advantages of no weather influence, high operation efficiency, low labor intensity of workers and environmental protection.
Drawings
Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention.
Detailed Description
In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following specific examples.
As shown in fig. 1, a preferred embodiment of the dredging solidification construction equipment of the present invention comprises a buoyancy tank excavator 1, a buoyancy tank mud pump 2, a pumping pipeline 3, a solidifying agent feeding device 4, a stirring device 5 and a soil transporting device 6; the buoyancy tank excavator 1 is matched at the periphery of a buoyancy tank mud pump 2; the buoyancy tank mud pump 2 is connected with a stirring device 5 through a pumping pipeline 3; the curing agent feeding device 4 is communicated to the stirring device 5; the stirring device 5 is communicated to the soil conveying device 6.
When in use, the buoyancy tank excavator 1 excavates and takes sludge into the buoyancy tank mud pump 2; the buoyancy tank mud pump 2 pumps the sludge into the stirring device 5 through the pumping pipeline 3, and the curing agent feeding device 4 conveys the curing agent into the stirring device 5; the stirring device 5 fully stirs and mixes the sludge and the curing agent to form cured soil and conveys the cured soil into the soil conveying device 6; the soil conveying device 6 conveys the solidified soil to a transport vehicle, and the solidified soil is transported out by the transport vehicle; in the process of solidifying the sludge by the construction equipment, the sludge is not exposed in the whole process and is completed by workers through mechanical equipment, so that the dredging and solidifying construction has the advantages of no weather influence, high operation efficiency, low labor intensity of workers and environmental protection.
The manner of delivering the solidified soil to the transport vehicle by the soil transporting device 6 is various, for example, in this embodiment, the soil transporting device 6 is a screw pump conveyor, and the solidified soil is delivered to the transport vehicle by a screw pump conveyor, but the soil transporting device 6 may also be a rotor pump conveyor or a belt conveyor.
The above-mentioned buoyancy tank mud pump 2 is provided with a sludge liquefier 21. Because partial sludge has low water content and is sticky, the buoyancy tank mud pump 2 is easy to block, and the sludge liquefier 21 is arranged, so that the dug sludge can be placed into the sludge liquefier 21 when the sludge liquefier is used, and the sludge is liquefied by the sludge liquefier 21 to obtain sludge slurry, so that the sludge can be pumped conveniently.
The buoyancy tank mud pump 2 is provided with a vibrating screen 22. Because debris such as rock pieces and the like are usually doped in the sludge, the buoyancy tank mud pump 2 is easy to block, and even the buoyancy tank mud pump 2 is damaged, and the vibrating screen 22 is arranged, so that the debris such as the rock pieces and the like can be screened out through the vibrating screen 22 during use, and the buoyancy tank mud pump 2 is prevented from being blocked or damaged.
The pumping pipeline 3 comprises a pumping hose 31, a pumping steel pipe 32 and a pipeline connector 33; one end of the pumping hose 31 is connected to the buoyancy tank mud pump 2, and the other end is connected with one end of the pumping steel pipe 32 through a pipeline connector 33; the other end of the pumping steel pipe 32 is connected to the stirring device 5. Since the working surface of the sludge excavation changes with the movement of the pontoon excavator 1 and the pontoon mud pump 2, the pumping hose 31 has the characteristics of being bent and movable by being provided with the pumping hose 31, thereby facilitating the matching with the change of the working surface of the sludge excavation. Since the distance between the buoyancy tank mud pump 2 and the stirring device 5 is long, the pumping pipe 3 can be prevented from being blocked by being stepped or bent by providing the pumping steel pipe 32.
A plurality of floats 311 are attached to the pumping hose 31. By providing the floating member 311, the pumping hose 31 can float on the water surface or the sludge surface, so that the pumping hose 31 is prevented from sinking, and the pumping hose 31 is convenient to move.
The buoyancy tank excavator 1 is a crawler-type buoyancy tank excavator 1 and is provided with a first cockpit 11; the buoyancy tank mud pump 2 is a crawler-type buoyancy tank mud pump 2 and is provided with a second cockpit 23. In use, a worker may drive and move the pontoon excavator 1 or the pontoon mud pump 2 in the first or second cockpit 11 or 23.
The curing agent feeding device 4 is used for conveying the curing agent into the stirring device 5, wherein the curing agent can be prepared and can be directly conveyed into the stirring device 5 through the curing agent feeding device 4, so that the curing agent feeding device 4 comprises a material placing bin and a pumping mechanism, and the material placing bin is connected to the stirring device 5 through the pumping mechanism. When the curing agent feeding device is used, the curing agent stored in the material storage bin is conveyed into the stirring device 5 through the pumping mechanism.
Of course, it can be prepared on site, and as in the present embodiment, the curing agent feeding device 4 includes a plurality of agent bins 41, a storage bin 42, a curing agent stirrer 43, and two metering and conveying mechanisms 44: a first metering and conveying mechanism 441 and a second metering and conveying mechanism 442; the plurality of agent bins 41 are all connected to the curing agent stirrer 43 through a first metering and conveying mechanism 441; the storage bin 42 is connected to the curing agent agitator 43 through a second metering conveyor 442; the curing agent stirrer 43 is connected to the stirring device 5. Because the curing agent is formed by mixing a plurality of agents and cement according to a certain proportion, the agents can be respectively stored in the agent bin 41, the cement can be stored in the storage bin 42, and the cement can be respectively conveyed to the curing agent stirrer 43 by the first metering conveying mechanism 441 and the second metering conveying mechanism 442 according to a certain amount and is mixed under the action of the curing agent stirrer 43 to form a certain amount of curing agent; the curing agent with a certain amount is conveyed into the stirring device 5 by the curing agent stirrer 43, and simultaneously, the buoyancy tank mud pump 2 pumps a certain amount of sludge into the stirring device 5 according to a certain pumping speed, so that the curing agent and the sludge are stirred and mixed in the stirring device 5 according to a certain proportion to form the cured soil.
The construction equipment further comprises a Programmable logic controller 7 (Programmable logic controller, PLC7 for short), wherein the PLC7 is electrically connected with the buoyancy tank slurry pump 2, the metering and conveying mechanism 44, the curing agent stirrer 43, the stirring device 5 and the soil transporting device 6 respectively, and is used for controlling the buoyancy tank slurry pump 2, the metering and conveying mechanism 44, the curing agent stirrer 43, the stirring device 5 and the soil transporting device 6 respectively. Through being equipped with PLC7, the staff can carry out unified control to desilting solidification construction manufacturing line through PLC7, and the quality of the solidification soil after the desilting solidification is guaranteed to the delivery capacity and the proportion of accurate measurement each material.
The curing agent feeding device 4, the stirring device 5, the soil conveying device 6 and the PLC7 are all installed in the production workshop 100, and the soil outlet end of the soil conveying device 6 extends out of the production workshop 100. Through being equipped with workshop 100 for the staff has a good operational environment, avoids desilting solidification construction to receive the influence of weather.
The foregoing description of specific exemplary embodiments of the invention has been presented for the purposes of illustration and description and is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as may be appropriate to those skilled in the art without departing from the scope of the invention.
Claims (10)
1. The utility model provides a desilting solidification construction equipment which characterized in that: the device comprises a buoyancy tank excavator, a buoyancy tank mud pump, a pumping pipeline, a curing agent feeding device, a stirring device and a soil conveying device; the buoyancy tank excavator is matched at the periphery of a buoyancy tank mud pump; the buoyancy tank mud pump is connected with the stirring device through a pumping pipeline; the curing agent feeding device is communicated to the stirring device; the stirring device is communicated to the soil conveying device.
2. The dredging and curing construction equipment as claimed in claim 1, wherein: and a sludge liquefier is arranged on the buoyancy tank mud pump.
3. The dredging and curing construction equipment as claimed in claim 1, wherein: and a vibrating screen is arranged on the buoyancy tank mud pump.
4. The dredging and curing construction equipment as claimed in claim 1, wherein: the pumping pipeline comprises a pumping hose, a pumping steel pipe and a pipeline connector; one end of the pumping hose is connected to the buoyancy tank mud pump, and the other end of the pumping hose is connected with one end of the pumping steel pipe through the pipeline connector; the other end of the pumping steel pipe is connected to a stirring device.
5. The dredging and curing construction equipment as claimed in claim 4, wherein: a plurality of floats are mounted on the pumping hose.
6. The dredging and curing construction equipment as claimed in claim 1, wherein: the buoyancy tank excavator is a crawler-type buoyancy tank excavator and is provided with a first cockpit; the buoyancy tank mud pump is a crawler-type buoyancy tank mud pump and is provided with a second cockpit.
7. The dredging and curing construction equipment as claimed in claim 1, wherein: the curing agent feeding device comprises a plurality of agent bins, a storage bin, a curing agent stirrer and two metering and conveying mechanisms: the device comprises a first metering conveying mechanism and a second metering conveying mechanism; the agent bins are connected to the curing agent stirrer through a first metering and conveying mechanism; the storage bin is connected to the curing agent stirrer through a second metering and conveying mechanism; the curing agent agitator is connected to an agitation device.
8. The dredging and curing construction equipment as claimed in claim 7, wherein: the construction equipment further comprises a PLC, wherein the PLC is respectively electrically connected with the buoyancy tank mud pump, the metering and conveying mechanism, the curing agent stirrer, the stirring device and the soil conveying device and is respectively used for controlling the buoyancy tank mud pump, the metering and conveying mechanism, the curing agent stirrer, the stirring device and the soil conveying device.
9. The dredging and curing construction equipment as claimed in claim 8, wherein: the curing agent feeding device, the stirring device, the soil conveying device and the PLC are all installed in a production workshop, and the soil discharging end of the soil conveying device extends out of the production workshop.
10. A construction method of dredging and solidifying, wherein the construction method is performed by the construction equipment of claim 1, and comprises the steps of:
firstly, digging sludge into a buoyancy tank mud pump by utilizing a buoyancy tank excavator;
pumping the sludge into a stirring device by using a buoyancy tank sludge pump through a pumping pipeline, and conveying a curing agent into the stirring device by using a curing agent feeding device;
fully stirring and mixing the sludge and the curing agent by using a stirring device to form cured soil, and conveying the cured soil into a soil conveying device;
and step four, conveying the solidified soil to a transport vehicle by using a soil conveying device, and transporting the solidified soil outwards by using the transport vehicle.
Priority Applications (1)
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CN201911397565.7A CN111074959A (en) | 2019-12-30 | 2019-12-30 | Desilting and curing construction equipment and construction method thereof |
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CN201911397565.7A CN111074959A (en) | 2019-12-30 | 2019-12-30 | Desilting and curing construction equipment and construction method thereof |
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CN201911397565.7A Pending CN111074959A (en) | 2019-12-30 | 2019-12-30 | Desilting and curing construction equipment and construction method thereof |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111533399A (en) * | 2020-05-14 | 2020-08-14 | 福建省龙禹建设工程有限公司 | Silt solidification construction equipment |
CN113650053A (en) * | 2021-08-25 | 2021-11-16 | 中建四局第三建设有限公司 | Robot desilting, solidification and detect multi-functional system |
CN113735393A (en) * | 2021-08-24 | 2021-12-03 | 中建四局第三建设有限公司 | Robot dredging mixed sludge curing construction method |
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JPH1177094A (en) * | 1997-09-10 | 1999-03-23 | Hideaki Sakai | Apparatus and method for purifying treatment of dredged soil |
CN105155511A (en) * | 2015-09-18 | 2015-12-16 | 平顶山市公路工程公司 | Rotating drum type swirl curing and stirring device and dredged sludge hydraulic reclamation method |
CN105819664A (en) * | 2016-05-12 | 2016-08-03 | 中国科学院武汉岩土力学研究所 | River and lake sludge treatment and disposal system |
CN106545042A (en) * | 2017-01-20 | 2017-03-29 | 核工业烟台同兴实业有限公司 | Automatic dredging machine under water |
CN206346242U (en) * | 2016-11-22 | 2017-07-21 | 中洁惠能科技(北京)有限公司 | A kind of environment-protective desilting construction system |
CN207699433U (en) * | 2017-11-24 | 2018-08-07 | 堡森(上海)环境工程有限公司 | A kind of vehicle-mounted riverway sludge in-situ solidifying processing unit |
CN110510842A (en) * | 2019-08-28 | 2019-11-29 | 中交一航局第三工程有限公司 | A kind of sludge solidification and build island technique |
CN211816535U (en) * | 2019-12-30 | 2020-10-30 | 中交上航(福建)交通建设工程有限公司 | Desilting solidification construction equipment |
-
2019
- 2019-12-30 CN CN201911397565.7A patent/CN111074959A/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH1177094A (en) * | 1997-09-10 | 1999-03-23 | Hideaki Sakai | Apparatus and method for purifying treatment of dredged soil |
CN105155511A (en) * | 2015-09-18 | 2015-12-16 | 平顶山市公路工程公司 | Rotating drum type swirl curing and stirring device and dredged sludge hydraulic reclamation method |
CN105819664A (en) * | 2016-05-12 | 2016-08-03 | 中国科学院武汉岩土力学研究所 | River and lake sludge treatment and disposal system |
CN206346242U (en) * | 2016-11-22 | 2017-07-21 | 中洁惠能科技(北京)有限公司 | A kind of environment-protective desilting construction system |
CN106545042A (en) * | 2017-01-20 | 2017-03-29 | 核工业烟台同兴实业有限公司 | Automatic dredging machine under water |
CN207699433U (en) * | 2017-11-24 | 2018-08-07 | 堡森(上海)环境工程有限公司 | A kind of vehicle-mounted riverway sludge in-situ solidifying processing unit |
CN110510842A (en) * | 2019-08-28 | 2019-11-29 | 中交一航局第三工程有限公司 | A kind of sludge solidification and build island technique |
CN211816535U (en) * | 2019-12-30 | 2020-10-30 | 中交上航(福建)交通建设工程有限公司 | Desilting solidification construction equipment |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111533399A (en) * | 2020-05-14 | 2020-08-14 | 福建省龙禹建设工程有限公司 | Silt solidification construction equipment |
CN113735393A (en) * | 2021-08-24 | 2021-12-03 | 中建四局第三建设有限公司 | Robot dredging mixed sludge curing construction method |
CN113650053A (en) * | 2021-08-25 | 2021-11-16 | 中建四局第三建设有限公司 | Robot desilting, solidification and detect multi-functional system |
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