CN112049165A - River course device of decontaminating for hydraulic engineering - Google Patents
River course device of decontaminating for hydraulic engineering Download PDFInfo
- Publication number
- CN112049165A CN112049165A CN202010994212.1A CN202010994212A CN112049165A CN 112049165 A CN112049165 A CN 112049165A CN 202010994212 A CN202010994212 A CN 202010994212A CN 112049165 A CN112049165 A CN 112049165A
- Authority
- CN
- China
- Prior art keywords
- sewage
- cleaning
- dirt
- folding box
- bottom plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
- E02F3/8858—Submerged units
- E02F3/8866—Submerged units self propelled
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
- E02F3/90—Component parts, e.g. arrangement or adaptation of pumps
- E02F3/92—Digging elements, e.g. suction heads
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
- E02F3/90—Component parts, e.g. arrangement or adaptation of pumps
- E02F3/92—Digging elements, e.g. suction heads
- E02F3/9212—Mechanical digging means, e.g. suction wheels, i.e. wheel with a suction inlet attached behind the wheel
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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
- E02F5/28—Dredgers or soil-shifting machines for special purposes for cleaning watercourses or other ways
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F7/00—Equipment for conveying or separating excavated material
Abstract
The invention discloses a river channel dirt cleaning device for hydraulic engineering, which comprises a rack bottom plate, and a folding box and a dirt cleaning assembly which are arranged on the rack bottom plate, wherein the folding box is arranged on the rack bottom plate and is also provided with a drainage pipeline and a telescopic rod; one end of the dirt cleaning assembly is communicated with the folding box, the other end of the dirt cleaning assembly is arranged in the containing groove at the bottom of the bottom plate of the rack, the dirt cleaning assembly comprises a brushing device and a dirt absorbing device, and the dirt absorbing device comprises a dirt absorbing pipeline, a dirt absorbing pump body and a dirt absorbing lifting rod; and a walking assembly is further arranged at the bottom of the bottom plate of the rack. The invention adopts the folding box, the sewage suction pipeline and the sewage suction pump body, is matched with the sewage cleaning brush and the sewage cleaning motor to realize the sewage cleaning function, and is matched with the sewage collection box, the sewage conveying pipeline and the sewage conveying pump body to discharge the sludge in the folding box in time and prolong the working time; the space utilization rate in the folding box is improved by adopting the telescopic rod and the drainage pipeline with the one-way control valve; and a solar panel and a storage battery are adopted, so that the cruising ability is enhanced.
Description
Technical Field
The invention relates to a sewage disposal device, in particular to a river channel sewage disposal device for hydraulic engineering.
Background
Long-term unclean in the river course can lead to river bottom mud to pile up, still can influence quality of water, leads to the low content of oxygen in the water, still can produce the stink. In order to reduce labor intensity, the river channel is generally cleaned by a cleaning device.
In the prior art, the most sewage disposal device that only adopts soil pick-up device cooperation collection dirt case, its collection dirt case is overall structure mostly, can not draw in and fold, all is water and mud synchronous absorption during the soil pick-up device soil pick-up, and the collection dirt case can not in time discharge water for its space of dress mud is not enough, and collection dirt case space utilization is lower, and it is high inadequately to influence work efficiency. Therefore, we provide a river course device of decontaminating for hydraulic engineering.
Disclosure of Invention
The invention aims to provide a river channel dirt removing device for hydraulic engineering, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a river channel cleaning device for hydraulic engineering comprises a rack bottom plate, a folding box and a cleaning assembly, wherein the folding box and the cleaning assembly are arranged on the rack bottom plate; one end of the sewage disposal assembly is communicated with the folding box, the other end of the sewage disposal assembly is arranged at the bottom of the bottom plate of the frame, the sewage disposal assembly comprises a scrubbing device and a sewage suction device, the scrubbing device is fixedly arranged at the bottom of the bottom plate of the frame and is positioned in a containing groove formed at the bottom of the bottom plate of the frame, the sewage suction device comprises a sewage suction pipeline, a sewage suction pump body and a sewage suction lifting rod, one end of the sewage suction pipeline is fixedly arranged in the containing groove through the sewage suction lifting rod, the other end of the sewage suction pipeline is communicated with the folding box, the sewage suction pump body is communicated with the sewage suction pipeline, one end of the sewage suction pipeline, which is far away from the folding box, is provided with a sewage suction port, and the sewage; and a walking assembly is further arranged at the bottom of the bottom plate of the rack.
As a further scheme of the invention: and a one-way control valve is arranged in the drainage pipeline.
As a further scheme of the invention: scrubbing device is including the brush of decontaminating, the motor of decontaminating and the lifter of decontaminating, the lifter fixed mounting of decontaminating is in accomodate the inslot and its stretches out end fixed mounting and have the support of decontaminating, the brush both ends of decontaminating rotate with the support of decontaminating and the output shaft fixed connection of one end and the motor of decontaminating, motor fixed mounting of decontaminating is in one side of the support of decontaminating.
As a further scheme of the invention: the walking assembly comprises a walking wheel and a driving device, the walking wheel is divided into a driving wheel and a driven wheel, the driving wheel and the driven wheel are respectively rotatably arranged at the bottom of the bottom plate of the rack, and the driving device is fixedly arranged in the accommodating groove and output shafts at two ends of the driving device are in linkage arrangement with the driving wheel.
As a further scheme of the invention: and a plurality of groups of antiskid plates are arranged on the travelling wheels.
As a further scheme of the invention: the assembly of decontaminating still includes the dirty ship of collection, the dirty ship of collection floats on the surface of water and its inside dirty case that still is provided with that still collects, collect dirty case on be provided with the defeated dirty pipeline of folding box UNICOM and defeated dirty pipeline on still install defeated dirty pump body.
As a further scheme of the invention: the sewage suction pipeline and the sewage conveying pipeline are both made of soft materials.
As a further scheme of the invention: still be provided with solar charging device on the dirt collection ship, solar charging device includes solar cell panel, bracing piece and battery, bracing piece fixed mounting is in on the dirt collection ship and its top passes through bolt and solar cell panel fixed connection, the battery sets up on the dirt collection ship and respectively with the subassembly of decontaminating with the walking subassembly electricity federation.
Compared with the prior art, the invention has the beneficial effects that:
the folding box, the sewage suction pipeline and the sewage suction pump body are adopted to absorb the underwater sludge, so that the sewage cleaning function is realized; the telescopic rod is matched with the drainage pipeline with the one-way control valve, so that water in the folding box is drained from the drainage pipeline and prevented from flowing back, the folding box is convenient to store more sludge, and the space utilization rate in the folding box is improved; the walking wheels with the antiskid plates and the driving device are adopted, so that the friction force is increased, the skidding is prevented, the stability of the device is improved, and the dirt cleaning range is expanded; a cleaning brush and a cleaning motor are adopted to transfer sludge to a sewage suction port, so that the sludge can be conveniently absorbed by the sewage suction port, and larger sludge blocks are scattered to prevent the blockage of a sewage suction pipeline; the sewage collection brush and the sewage suction port are convenient to store by adopting the containing groove matched with the sewage suction lifting rod and the sewage cleaning lifting rod, the space occupation ratio is reduced, and meanwhile, collision is prevented; the sewage collection box, the sewage conveying pipeline and the sewage conveying pump body are adopted to convey the sludge in the folding box into the sewage collection box in time, so that the folding box can conveniently continue to collect the sludge, and the working time is prolonged; adopt the solar energy electroplax to turn into the electric energy with solar energy and store in the battery, for soil pick-up lifter, trash cleaning lifter, drive arrangement and trash cleaning motor provide electric power and support, extension operating time.
Drawings
Fig. 1 is a schematic structural diagram of a river channel cleaning device for hydraulic engineering.
Fig. 2 is the internal structure schematic diagram of river course device of decontaminating for hydraulic engineering.
Fig. 3 is a schematic structural diagram of a folding box in the river channel dirt removing device for hydraulic engineering.
Fig. 4 is a schematic structural diagram of a brushing device in a river channel cleaning device for hydraulic engineering.
Fig. 5 is a schematic structural view of a traveling wheel in the river channel dirt removing device for hydraulic engineering.
Fig. 6 is a schematic structural view of a sewage collection vessel in the river channel sewage disposal device for hydraulic engineering.
Description of reference numerals:
1-a sewage suction pipeline; 2-a sewage suction pump body; 3-walking wheels; 4-a sewage suction lifting rod; 5-a sewage suction port; 6-cleaning the dirt with a brush; 7-a sewage disposal lifting rod; 8-a rack bottom plate; 9-a drainage pipeline; 10-a telescopic rod; 11-folding box; 12-a sewage conveying pipeline; 13-a sewage conveying pump body; 14-a receiving groove; 15-a drive device; 16-a decontamination motor; 17-a sewage disposal bracket; 18-solar panel; 19-a support bar; 20-a sewage collection ship; 21-a storage battery; 22-a sewage collection tank.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1 to 6, in an embodiment of the present invention, a river channel cleaning device for hydraulic engineering includes a frame bottom plate 8, a folding box 11 and a cleaning assembly, where the folding box 11 and the cleaning assembly are disposed on the frame bottom plate 8, one end of the folding box 11 is fixedly mounted on the frame bottom plate 8, and the other end of the folding box is slidably connected to the frame bottom plate 8, a drainage pipeline 9 is disposed on one side of the bottom of the folding box 11, and an expansion link 10 is further disposed on the other side wall of the folding box 11, and the expansion link 10 contracts to drive the folding box 11 to fold, so as to discharge water inside the folding box 11 from the drainage pipeline 9; one end of the dirt cleaning assembly is communicated with the folding box 11, the other end of the dirt cleaning assembly is arranged at the bottom of the frame bottom plate 8, the dirt cleaning assembly comprises a brushing device and a dirt absorbing device, the brushing device is fixedly arranged at the bottom of the frame bottom plate 8 and is positioned in a containing groove 14 formed at the bottom of the frame bottom plate 8, the dirt absorbing device comprises a dirt absorbing pipeline 1, a dirt absorbing pump body 2 and a dirt absorbing lifting rod 4, one end of the dirt absorbing pipeline 1 is fixedly arranged in the containing groove 14 through the dirt absorbing lifting rod 4, the other end of the dirt absorbing pipeline is communicated with the folding box 11, the dirt absorbing pump body 2 is communicated with the dirt absorbing pipeline 1, a dirt absorbing opening 5 is formed in one end, away from the folding box 11, of the dirt absorbing pipeline 1, and the dirt absorbing opening 5 is positioned on one side of the; the sewage suction lifting rod 4 extends to bring the sewage suction port 5 out of the accommodating groove 14, the scrubbing device rotates to transfer sludge to the sewage suction port 5, so that the sludge is conveniently absorbed by the sewage suction pipeline 1, and the sewage suction pump body 2 absorbs the sludge into the folding box 11 through the sewage suction pipeline 1 to realize sewage disposal; the bottom of the rack bottom plate 8 is also provided with a walking assembly, and the walking assembly drives the device to walk, so that the working range is enlarged, and the working efficiency is improved.
The inside one-way control valve that is provided with of drainage pipe 9, when telescopic link 10 drove folding box 11 and draws in, the inside water of folding box 11 discharges through the one-way control valve and can not be through the one-way control valve backward flow, and compression mud discharges moisture, reduces the mud space and accounts for the ratio, the folding box 11 of being convenient for saves more mud.
The scrubbing device comprises a cleaning brush 6, a cleaning motor 16 and a cleaning lifting rod 7, the cleaning lifting rod 7 is fixedly arranged in the accommodating groove 14, a cleaning support 17 is fixedly arranged at the extending end of the cleaning lifting rod, two ends of the cleaning brush 6 are rotatably connected with the cleaning support 17, one end of the cleaning brush is fixedly connected with an output shaft of the cleaning motor 16, and the cleaning motor 16 is fixedly arranged on one side of the cleaning support 17; the extension of 7 clean up lifter will clean up the brush 6 and take out the groove of accomodating 14, the brush 6 rotation of cleaning up of 16 drive of the motor of decontaminating, with mud to soil pick-up mouth 5 transfer, the soil pick-up mouth 5 of being convenient for absorb to break up the mud of great piece, prevent to block up soil pick-up pipeline 1.
The walking assembly comprises walking wheels 3 and a driving device 15, the walking wheels 3 are divided into driving wheels and driven wheels, the driving wheels and the driven wheels are respectively and rotatably arranged at the bottom of the bottom plate 8 of the rack, the driving device 15 is fixedly arranged in the accommodating groove 14, and output shafts at two ends of the driving device are in linkage arrangement with the driving wheels; the driving device 15 drives the driving wheel to rotate, so that the device is driven to walk, and the dirt cleaning range is expanded.
In order to strengthen the passing performance of the device under bad road conditions such as sludge and gravel, the walking wheels 3 are provided with a plurality of groups of anti-skid plates, so that the friction force is increased, the walking in the sludge is facilitated, the slipping is prevented simultaneously, and the stability of the device is improved.
The sewage disposal assembly further comprises a sewage collection ship 20, the sewage collection ship 20 floats on the water surface, a sewage collection tank 22 is further arranged in the sewage collection ship 20, a sewage conveying pipeline 12 communicated with the folding tank 11 is arranged on the sewage collection tank 22, and a sewage conveying pump body 13 is further mounted on the sewage conveying pipeline 12; the dirt conveying pump body 13 conveys the sludge inside the folding box 11 into the dirt collecting box 22 through the dirt conveying pipeline 12, so that the folding box 11 can continuously collect the sludge conveniently, and the working time is prolonged.
Soil pick-up pipeline 1 and defeated dirty pipeline 12 are made by soft materials, and the soil pick-up lifter 4 of being convenient for drives soil pick-up mouth 5 and freely removes to and walking wheel 3 drives this device and freely walks, and the flexibility is strong, reinforcing effect of decontaminating.
Example 2
Referring to fig. 6, in an embodiment of the present invention, in order to enhance the cruising ability of the apparatus, on the basis of embodiment 1, a solar charging apparatus is further disposed on the sewage collection vessel 20, the solar charging apparatus includes a solar cell panel 18, a support rod 19 and a storage battery 21, the support rod 19 is fixedly mounted on the sewage collection vessel 20, the top of the support rod is fixedly connected to the solar cell panel 18 through a bolt, and the storage battery 21 is disposed on the sewage collection vessel 20 and is respectively electrically connected to the sewage collection assembly and the walking assembly; the solar panel 18 is used for converting solar energy into electric energy and storing the electric energy in the storage battery 21, so that electric power support is provided for the sewage suction lifting rod 4, the sewage cleaning lifting rod 7, the driving device 15 and the sewage cleaning motor 16, and the working time is prolonged.
The working principle of the invention is as follows:
when the device works, the driving device 15 is started, and the driving device 15 drives the driving wheel to rotate, so that the device is driven to walk and is driven into water; simultaneously starting the sewage sucking lifting rod 4 and the sewage cleaning lifting rod 7, and respectively taking the sewage sucking opening 5 and the sewage cleaning brush 6 out of the accommodating groove 14 by extending the sewage sucking lifting rod 4 and the sewage cleaning lifting rod 7; starting a sewage cleaning motor 16, wherein the sewage cleaning motor 16 drives a sewage cleaning brush 6 to rotate, sludge is transferred to a sewage suction port 5, and simultaneously starting a sewage suction pump body 2, and the sewage suction pump body 2 absorbs the sludge into a folding box 11 through a sewage suction pipeline 1; starting the telescopic rod 10, wherein the telescopic rod 10 is contracted to drive the folding box 11 to fold, and water in the folding box is discharged from the drainage pipeline 9; starting a sewage conveying pump body 13, wherein the sewage conveying pump body 13 conveys the sludge in the folding box 11 into a sewage collecting box 22 through a sewage conveying pipeline 12, so that the folding box 11 can continuously collect the sludge conveniently; in the working process, the solar panel 18 is utilized to convert solar energy into electric energy and store the electric energy in the storage battery 21, so that electric power support is provided for the sewage suction lifting rod 4, the sewage cleaning lifting rod 7, the driving device 15 and the sewage cleaning motor 16, and the working time is prolonged.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. A river channel dirt cleaning device for hydraulic engineering comprises a rack bottom plate (8), and a folding box (11) and a dirt cleaning assembly which are arranged on the rack bottom plate (8), and is characterized in that one end of the folding box (11) is fixedly arranged on the rack bottom plate (8) and the other end of the folding box is in sliding connection with the rack bottom plate (8), a drainage pipeline (9) is arranged on one side of the bottom of the folding box (11), and a telescopic rod (10) is further arranged on the other side wall of the bottom of the folding box (11); one end of the dirt cleaning component is communicated with the folding box (11) and the other end is arranged at the bottom of the bottom plate (8) of the frame, the dirt cleaning assembly comprises a brushing device and a dirt absorbing device, the brushing device is fixedly arranged at the bottom of the bottom plate (8) of the frame and is positioned in a containing groove (14) arranged at the bottom of the bottom plate (8) of the frame, the sewage suction device comprises a sewage suction pipeline (1), a sewage suction pump body (2) and a sewage suction lifting rod (4), one end of the sewage absorbing pipeline (1) is fixedly arranged in the accommodating groove (14) through a sewage absorbing lifting rod (4) and the other end thereof is communicated with the folding box (11), the sewage suction pump body (2) is communicated with the sewage suction pipeline (1), a sewage suction port (5) is formed in one end, far away from the folding box (11), of the sewage suction pipeline (1), and the sewage suction port (5) is located on one side of the brushing device in an arc shape; and a walking assembly is further arranged at the bottom of the rack bottom plate (8).
2. The river channel sewage disposal device for water conservancy projects according to claim 1, wherein a one-way control valve is arranged inside the drainage pipeline (9).
3. The river channel cleaning device for the hydraulic engineering, according to claim 1, characterized in that the brushing device comprises a cleaning brush (6), a cleaning motor (16) and a cleaning lifting rod (7), the cleaning lifting rod (7) is fixedly installed in the accommodating groove (14) and an extending end of the cleaning lifting rod is fixedly installed with a cleaning bracket (17), two ends of the cleaning brush (6) are rotatably connected with the cleaning bracket (17) and one end of the cleaning brush is fixedly connected with an output shaft of the cleaning motor (16), and the cleaning motor (16) is fixedly installed at one side of the cleaning bracket (17).
4. The river channel dirt removing device for the hydraulic engineering as claimed in claim 1, wherein the walking assembly comprises walking wheels (3) and a driving device (15), the walking wheels (3) are divided into driving wheels and driven wheels, the driving wheels and the driven wheels are respectively rotatably arranged at the bottom of the rack bottom plate (8), the driving device (15) is fixedly installed in the accommodating groove (14), and output shafts at two ends of the driving device are in linkage with the driving wheels.
5. The river channel dirt removing device for the hydraulic engineering as claimed in claim 4, wherein a plurality of groups of anti-slip plates are arranged on the travelling wheels (3).
6. The river channel sewage disposal device for the hydraulic engineering according to claim 1, wherein the sewage disposal assembly further comprises a sewage collection boat (20), the sewage collection boat (20) floats on the water surface and is further provided with a sewage collection tank (22) inside, the sewage collection tank (22) is provided with a sewage conveying pipeline (12) communicated with the folding tank (11) and the sewage conveying pipeline (12) is further provided with a sewage conveying pump body (13).
7. The river course decontamination device for hydraulic engineering according to claim 6, wherein the dirt suction pipe (1) and the dirt transportation pipe (12) are made of soft materials.
8. The river channel sewage disposal device for the water conservancy project according to claim 6, wherein a solar charging device is further arranged on the sewage collection vessel (20), the solar charging device comprises a solar panel (18), a support rod (19) and a storage battery (21), the support rod (19) is fixedly arranged on the sewage collection vessel (20) and the top of the support rod is fixedly connected with the solar panel (18) through a bolt, and the storage battery (21) is arranged on the sewage collection vessel (20) and is respectively electrically connected with the sewage disposal assembly and the walking assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010994212.1A CN112049165A (en) | 2020-09-21 | 2020-09-21 | River course device of decontaminating for hydraulic engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010994212.1A CN112049165A (en) | 2020-09-21 | 2020-09-21 | River course device of decontaminating for hydraulic engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112049165A true CN112049165A (en) | 2020-12-08 |
Family
ID=73604192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010994212.1A Withdrawn CN112049165A (en) | 2020-09-21 | 2020-09-21 | River course device of decontaminating for hydraulic engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112049165A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110439053A (en) * | 2019-07-23 | 2019-11-12 | 郑丹丹 | A kind of water conservancy construction riverway sludge cleaning equipment |
| CN113714173A (en) * | 2021-08-06 | 2021-11-30 | 河海大学 | Method and device for cleaning surface of attachment on inner wall of culvert in deepwater environment |
-
2020
- 2020-09-21 CN CN202010994212.1A patent/CN112049165A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110439053A (en) * | 2019-07-23 | 2019-11-12 | 郑丹丹 | A kind of water conservancy construction riverway sludge cleaning equipment |
| CN113714173A (en) * | 2021-08-06 | 2021-11-30 | 河海大学 | Method and device for cleaning surface of attachment on inner wall of culvert in deepwater environment |
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Application publication date: 20201208 |
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