CN112593591B - High efficiency river silt handles equipment - Google Patents
High efficiency river silt handles equipment Download PDFInfo
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- CN112593591B CN112593591B CN202011338055.5A CN202011338055A CN112593591B CN 112593591 B CN112593591 B CN 112593591B CN 202011338055 A CN202011338055 A CN 202011338055A CN 112593591 B CN112593591 B CN 112593591B
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- sludge
- arc
- silt
- accommodating groove
- shaped accommodating
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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
- 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
- E02F3/8808—Stationary installations, e.g. installations using spuds or other stationary supports
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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
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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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Barrages (AREA)
Abstract
The invention discloses high-efficiency riverway sludge treatment equipment which is arranged at a part of a riverway where sludge is easy to generate and comprises a fixed dike, wherein a sludge settling device, a sludge conveying device and a sludge treatment area are arranged on the fixed dike; the sludge settling device comprises an inward concave settling area, and the inward concave settling area is connected with the communicating pipe and the main pipeline; the sludge conveying device comprises an arc-shaped accommodating groove, the arc-shaped accommodating groove is connected with a sludge scraping sliding block, the sludge scraping sliding block is connected with a connecting rod, the connecting rod is fixedly connected with an output shaft positioned in the center of the arc-shaped accommodating groove, a fixing frame used for fixing the output shaft is arranged on a fixing dike, the output shaft is connected with a driving motor positioned on the fixing frame, and the driving motor drives the sludge scraping sliding block to slide left and right in the arc-shaped accommodating groove; the sludge treatment area comprises a sludge collecting tank and a guide slideway. Through above-mentioned setting, this equipment can convey out sedimentary silt to better carry out subsequent processing to silt, have the advantage that the treatment effeciency is high.
Description
Technical Field
The invention relates to the technical field of river channel sludge treatment, in particular to high-efficiency river channel sludge treatment equipment.
Background
River channel siltation has increasingly influenced the normal exertion of various functions such as flood control, waterlogging drainage, irrigation, water supply, navigation and the like, and river channel dredging engineering is carried out in order to recover the normal functions of river channels and promote the rapid and continuous development of economic society. The river course becomes deeper and wider through treatment, the river water becomes clear, and the production conditions and living environment of the masses can be obviously improved.
The existing dredging work of the river channel generally adopts the steps of intercepting the river channel, emptying water in an area, and then mechanically or manually removing sludge, so that the method has the advantages of large workload, low efficiency and relatively high cost.
In order to solve the problems, the invention patent application with the application number of 2016107435535 discloses a river sludge cleaning device, which comprises a floating body suspended on the water surface and a sludge cleaning device arranged on the floating body, wherein the sludge cleaning device comprises a transmission chain circularly rotating in a ring shape and a plurality of sludge excavating buckets arranged on the transmission chain, the transmission chain is arranged on a bracket, one part of the bracket is deeply arranged in the water, the other part of the bracket is exposed out of the water, a positioning part for preventing the sludge from being excavated too deep is arranged on the bracket deeply arranged in the water, and a profiling conveying ship. The sludge can be transported out by a sludge transport ship by excavating through the circulating excavating bucket, so that the sludge excavating machine is very convenient and can be operated back and forth.
However, the use of dredging vessels similar to the above-described river sludge treatment facility has the disadvantage of high energy consumption due to excessive dependence on vessels and power equipment, and furthermore, the dredging vessels can cause damage to the body of water in the area. In view of the above, the present application is directed to improvements.
Disclosure of Invention
The invention aims to provide high-efficiency riverway sludge treatment equipment which is arranged at a part of a riverway where sludge is easy to generate and can convey deposited sludge out, so that the sludge can be better subjected to subsequent treatment, and the high-efficiency riverway sludge treatment equipment has the advantage of high treatment efficiency.
In order to achieve the purpose, the invention provides the following technical scheme: a high-efficiency riverway sludge treatment device comprises a fixed dike which is fixedly arranged at the bottom of a river and is vertical to the flowing direction of the riverway, wherein the highest position of the fixed dike is positioned below the water surface, and a sludge settling device, a sludge conveying device and sludge treatment areas positioned on two sides of the fixed dike are arranged on the fixed dike;
the sludge settling device comprises an inward concave settling area positioned on one side of the fixed dike close to the upstream, communicating pipes communicated with the inward concave settling area are uniformly arranged on the fixed dike and positioned at the highest position of the inward concave settling area, a main pipeline connected with the communicating pipes is arranged in the fixed dike, the outlet of the main pipeline is lower than the height of the communicating pipes, and the main pipeline is connected with a hydroelectric generator;
The sludge conveying device comprises an arc-shaped accommodating groove positioned below the inward concave settling zone, one side, close to the upstream of a river channel, of the arc-shaped accommodating groove is connected with a guide slope body for guiding precipitated sludge, a sludge scraping sliding block is connected in the arc-shaped accommodating groove in a sliding mode, the sludge scraping sliding block is connected with a connecting rod, the connecting rod is fixedly connected with an output shaft positioned in the center of the arc-shaped accommodating groove, a fixing frame for fixing the output shaft is arranged on the fixing dike, the output shaft is connected with a driving motor positioned on the fixing frame, and the driving motor drives the sludge scraping sliding block to slide left and right in the arc-shaped accommodating groove;
the silt processing area comprises silt collecting ponds located on two sides of a river channel, the silt collecting ponds are connected with guide slideways, and the guide slideways are communicated with two sides of the arc-shaped accommodating grooves.
Through the technical scheme, when the water flow at the bottom layer moves to the inward concave settling area on the fixed dike along with the flowing process of the water flow at the bottom layer of the river channel, the fixed dike blocks the underwater water flow, so that the flow velocity of the water flow is reduced, the sediment begins to settle, and the settled sludge flows into the arc-shaped accommodating groove under the action of the guide slope body; meanwhile, the water flow of the lower layer flows out through the communicating pipe and the main pipeline, and drives the hydroelectric generator to start generating electricity in the flowing-out process; the electric quantity generated by the generator can drive the driving motor to rotate, so that the connecting rod is driven to drive the mud scraping sliding block to swing left and right in the arc-shaped accommodating groove, in the swinging process, the mud scraping sliding block scrapes out precipitated mud, and the scraped mud is conveyed to the mud collecting pool through the guide slideway, so that the mud in the river channel is cleaned; in conclusion, this equip the setting and appear silt deposit's position in the river course easily, can not influence the normal flow in river course, can carry out periodic clearance to the silt of this position simultaneously to the cleanness in guarantee river course that can be long-time has the advantage that silt is clear away with the high efficiency to low cost.
Preferably, the height between the highest position of the fixed embankment and the water surface is 3-5 m.
Through the technical scheme, the height of the fixed bank, which is the highest between the water surfaces, is kept to be 3-5m, so that the fixed bank cannot influence the normal flow of a cleaned river channel, and the ecological environment of the river channel cannot be adversely affected.
Preferably, be provided with the silt baffle of avoiding silt to run off from scraping the mud slider on scraping the mud slider, be provided with the hole that leaks that makes the rivers pass through on the silt baffle.
Through the technical scheme, the sludge baffle plate prevents the sludge from flowing off from the sludge scraping slide block in the swinging process of the sludge scraping slide block, so that the sludge is better conveyed to the sludge collecting tank; the water leakage hole is formed in the position, capable of enabling water to flow out, of the silt to be prevented from flowing out, and therefore the conveying process of the silt scraping sliding block to the silt is better completed.
Preferably, be provided with in the mud scraping slider with arc holding tank vertically installation jack, the installation jack in slide be connected with the mud scraper that arc holding tank cross-section is the same, mud scraper with be provided with between the installation jack and make mud scraper press to the compression spring of arc holding tank.
Through above-mentioned technical scheme, the compression spring that is located installation jack inside can last to exert pressure to the mud scraper, and then makes mud scraper can with arc holding tank in close contact with to avoid silt to pile up on the surface of arc holding tank, thereby better completion is to the transportation process of silt.
Preferably, an anti-impact baffle is arranged at the upstream of the joint of the guide slide way and the arc-shaped accommodating groove.
Through above-mentioned technical scheme, because the velocity of flow that the river course is close to the surface of water is very fast, set up the scour protection baffle, can reduce the velocity of flow of direction slide and arc holding tank junction, avoid by the transport silt to be broken up by rivers, and then guarantee the complete of transportation.
Preferably, the cross section of the arc-shaped accommodating groove is semicircular.
Through above-mentioned technical scheme, the inseparable contact of guarantee and mud scraper that semicircular arc holding tank can be better, and then avoid silt to pile up in the arc holding tank.
Preferably, a water suction pump for increasing the flow speed of river water in the main pipeline is further arranged in the main pipeline.
Through above-mentioned technical scheme, the suction pump can increase the instantaneous flow of trunk line, and then the water velocity of instantaneous increase river course lower floor, consequently can play certain washing effect to the silt of river bottom to make the silt that is located indent settling zone upper reaches can be washed the indent settling zone, thereby better carry away silt from river course inside.
Compared with the prior art, the invention has the beneficial effects that:
(1) the device is arranged at a position of the river channel where sludge deposition easily occurs, so that normal flow of the river channel cannot be influenced, and meanwhile, the sludge at the position can be periodically cleaned, so that the cleaning of the river channel can be guaranteed for a long time, and the device has the advantages of low cost and high-efficiency sludge removal;
(2) the compression spring positioned in the installation insertion hole can continuously apply pressure to the mud scraper, so that the mud scraper can be in close contact with the arc-shaped accommodating groove, the accumulation of the mud on the surface of the arc-shaped accommodating groove is avoided, and the mud conveying process is better completed;
(3) the anti-impact baffle is arranged, so that the flow velocity at the joint of the guide slide way and the arc-shaped containing groove can be reduced, the conveyed sludge is prevented from being dispersed by water flow, and the completeness of the transportation process is further ensured;
(4) the suction pump can increase the instantaneous flow of trunk line, and then the water velocity of instantaneous increase river course lower floor, consequently can play certain washing effect to the silt of river bottom to make the silt that is located indent settling zone upper reaches can be washed away the indent settling zone, thereby better carry away silt from river course inside.
Drawings
FIG. 1 is a schematic cross-sectional view of the present invention;
FIG. 2 is a schematic view of a portion A of FIG. 1;
FIG. 3 is a schematic top view of the present invention;
FIG. 4 is a partial enlarged view of C in FIG. 3;
FIG. 5 is a schematic cross-sectional view of B-B in FIG. 3;
fig. 6 is a schematic view of a partially enlarged structure of D in fig. 5.
In the figure: 1. fixing the dike; 2. an inward concave settling zone; 3. a communicating pipe; 4. a main pipeline; 5. a hydro-generator; 6. an arc-shaped accommodating groove; 7. guiding a slope body; 8. a mud scraping slide block; 9. a connecting rod; 10. an output shaft; 11. a fixed mount; 12. a drive motor; 13. a sludge collection tank; 14. a guide slide way; 15. a sludge baffle; 16. a water leakage hole; 17. installing a jack; 18. a mud scraper; 19. a compression spring; 20. an anti-impact baffle plate; 21. a water pump.
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.
Referring to fig. 1-6, an embodiment of the present invention is shown:
the utility model provides a high efficiency river course silt treatment is equipped, is including fixed setting at the bottom of a river and with river course flowing water direction vertically fixed dyke 1, and the highest point of fixed dyke 1 is located under the surface of water, is provided with silt settling device, silt conveyor on the fixed dyke 1 and is located the silt disposal area of fixed dyke 1 both sides. The height between the highest position of the fixed embankment 1 and the water surface is 3-5 m. The height of the fixed embankment 1, which is the highest among the water surfaces, is kept to be 3-5m, so that the fixed embankment 1 cannot influence the normal flow of the cleaned river channel, and the ecological environment of the river channel cannot be adversely affected.
The silt subsides the device including being located the indent settlement zone 2 that fixed dyke 1 is close to one side on the upper reaches, evenly is provided with communicating pipe 3 with indent settlement zone 2 intercommunication on the fixed dyke 1, and communicating pipe 3 is located the highest point of indent settlement zone 2, is provided with trunk line 4 that links to each other with communicating pipe 3 in the fixed dyke 1, and the height that highly is less than communicating pipe 3 of the export of trunk line 4, and trunk line 4 is connected with hydroelectric generator 5.
A water suction pump 21 for increasing the flow speed of river water in the main pipeline 4 is also arranged in the main pipeline 4. Suction pump 21 can increase the instantaneous flow of trunk line 4, and then the water velocity of instantaneous increase river course lower floor, consequently can play certain washing effect to the silt of river bottom to make the silt that is located 2 upper reaches of indent settlement zone to be washed out indent settlement zone 2, thereby better carry away silt from river course inside.
The silt conveyor includes the arc holding tank 6 that is located 2 below the indent settlement zone, and the cross-section of arc holding tank 6 is semi-circular. Semicircular arc holding tank 6 can be better the guarantee with the in close contact with of mud scraper 18, and then avoid silt to pile up in arc holding tank 6. One side that arc holding tank 6 is close to the river course upper reaches is connected with the direction slope body 7 that leads to deposiing silt, sliding connection is connected with in the arc holding tank 6 scrapes mud slider 8, it is connected with connecting rod 9 to scrape mud slider 8, connecting rod 9 and the output shaft 10 fixed connection who is located arc holding tank 6 center, be provided with the mount 11 that is used for fixed output shaft 10 on the fixed dike 1, output shaft 10 is connected with the driving motor 12 that is located on mount 11, driving motor 12 drives and scrapes mud slider 8 horizontal slip in arc holding tank 6.
The silt disposal area is including the silt collecting pit 13 that is located the river course both sides, and silt collecting pit 13 is connected with direction slide 14, and direction slide 14 communicates each other with the both sides of arc holding tank 6. An anti-impact baffle plate 20 is arranged at the upstream of the joint of the guide slideway 14 and the arc-shaped accommodating groove 6. Because the velocity of flow that the river course is close to the surface of water is very fast, set up scour protection baffle 20, can reduce the velocity of flow of direction slide 14 and arc holding tank 6 junction, avoid by the silt of conveying to be dispersed by rivers, and then guarantee the complete of transportation.
The dynamic process of the equipment is as follows: when the water flow at the bottom layer moves to the concave sedimentation area 2 on the fixed dike 1 along with the flowing process of the water flow at the bottom layer of the river channel, the fixed dike 1 blocks the underwater water flow, so that the flow velocity of the water flow is reduced, the sediment begins to precipitate, and the precipitated sludge flows into the arc-shaped accommodating groove 6 under the action of the guide slope body 7; meanwhile, the water flow of the lower layer flows out through the communicating pipe 3 and the main pipeline 4, and drives the hydroelectric generator 5 to start generating electricity in the flowing-out process; the electric quantity that the generator sent can drive driving motor 12 and rotate, and then drive connecting rod 9 drives and scrapes mud slider 8 horizontal hunting in arc holding tank 6, at the wobbling in-process, scrapes the silt behind mud slider 8 will deposit and scrapes to through guide slide 14, in the middle of having carried silt collecting pit 13 with the silt of scraping, and then accomplished the clearance to river course silt.
From above dynamic process, we can see that this equipment sets up the position that silt deposit appears in the river course easily, can not influence the normal flow of river course, can carry out periodic clearance to the silt of this position simultaneously to the cleanness of guarantee river course that can be long-time has the advantage that silt is clear away with the high efficiency to low cost.
In addition, the present embodiment makes the following improvements:
1. be provided with on the mud scraping slider 8 and avoid silt from the silt baffle 15 that mud scraping slider 8 department lost, be provided with the hole 16 that leaks that makes rivers pass through on the silt baffle 15. Through the sludge baffle 15, when the sludge scraping slide block 8 swings, sludge cannot run off from the sludge scraping slide block 8, so that the sludge is better conveyed into the sludge collecting tank 13; the water leakage hole 16 is formed to enable water to flow out and mud not to flow out, so that the mud scraping sliding block 8 can well complete the conveying process of the mud.
2. Be provided with in the mud scraping slider 8 with the installation jack 17 of arc holding tank 6 vertically, the slip is connected with the mud scraper 18 the same with the arc holding tank 6 cross-section in the installation jack 17, is provided with between mud scraper 18 and installation jack 17 and makes mud scraper 18 press to the compression spring 19 of arc holding tank 6. The compression spring 19 located inside the installation insertion hole 17 can continuously apply pressure to the mud scraper 18, so that the mud scraper 18 can be in close contact with the arc-shaped accommodating groove 6, thereby avoiding accumulation of mud on the surface of the arc-shaped accommodating groove 6, and further achieving the better conveying process of the mud.
In conclusion, the beneficial effects of the invention are as follows: (1) the device is arranged at a position of the river channel where sludge deposition easily occurs, so that normal flow of the river channel cannot be influenced, and meanwhile, the sludge at the position can be periodically cleaned, so that the cleaning of the river channel can be guaranteed for a long time, and the device has the advantages of low cost and high-efficiency sludge removal; (2) the compression spring 19 positioned in the installation insertion hole 17 can continuously apply pressure to the mud scraper 18, so that the mud scraper 18 can be in close contact with the arc-shaped accommodating groove 6, thereby avoiding the accumulation of the mud on the surface of the arc-shaped accommodating groove 6 and better completing the process of conveying the mud; (3) the anti-impact baffle 20 can reduce the flow velocity at the joint of the guide slideway 14 and the arc-shaped holding tank 6, so that the conveyed sludge is prevented from being dispersed by water flow, and the completeness of the transportation process is further ensured; (4) suction pump 21 can increase the instantaneous flow of trunk line 4, and then the water velocity of instantaneous increase river course lower floor, consequently can play certain washing effect to the silt of river bottom to make the silt that is located 2 upper reaches of indent settlement zone to be washed out indent settlement zone 2, thereby better carry away silt from river course inside.
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.
Claims (7)
1. The utility model provides a high efficiency river course silt treatment is equipped which characterized in that: the device comprises a fixed dike (1) which is fixedly arranged at the bottom of a river and is vertical to the flowing direction of the river channel, wherein the highest position of the fixed dike (1) is positioned below the water surface, and a sludge settling device, a sludge conveying device and sludge treatment areas positioned on two sides of the fixed dike (1) are arranged on the fixed dike (1);
the sludge settling device comprises an inward-concave settling area (2) located on one side, close to the upstream, of the fixed dike (1), communicating pipes (3) communicated with the inward-concave settling area (2) are uniformly arranged on the fixed dike (1), the communicating pipes (3) are located at the highest position of the inward-concave settling area (2), a main pipe (4) connected with the communicating pipes (3) is arranged in the fixed dike (1), the height of an outlet of the main pipe (4) is lower than that of the communicating pipes (3), and the main pipe (4) is connected with a hydroelectric generator (5);
The sludge conveying device comprises an arc-shaped accommodating groove (6) located below the inwards concave settling area (2), one side, close to the upstream of a river channel, of the arc-shaped accommodating groove (6) is connected with a guide slope body (7) for guiding precipitated sludge, a sludge scraping sliding block (8) is connected in the arc-shaped accommodating groove (6) in a sliding mode, the sludge scraping sliding block (8) is connected with a connecting rod (9), the connecting rod (9) is fixedly connected with an output shaft (10) located in the center of the arc-shaped accommodating groove (6), a fixing frame (11) used for fixing the output shaft (10) is arranged on the fixed embankment (1), the output shaft (10) is connected with a driving motor (12) located on the fixing frame (11), and the driving motor (12) drives the sludge scraping sliding block (8) to slide left and right in the arc-shaped accommodating groove (6);
the silt disposal area is including silt collecting pit (13) that are located the river course both sides, silt collecting pit (13) are connected with direction slide (14), direction slide (14) with the both sides of arc holding tank (6) communicate each other.
2. The high-efficiency riverway sludge treatment equipment as claimed in claim 1, wherein: the height between the highest position of the fixed embankment (1) and the water surface is 3-5 m.
3. The high-efficiency riverway sludge treatment equipment as claimed in claim 2, wherein: be provided with on the mud scraping slider (8) and avoid silt from mud scraping slider (8) silt baffle (15) that run off, be provided with on silt baffle (15) and make rivers pass through hole (16) that leaks.
4. The high-efficiency riverway sludge treatment equipment as claimed in claim 3, wherein: be provided with in mud scraping slider (8) with arc holding tank (6) vertically installation jack (17), the slip is connected with in installation jack (17) with mud scraper (18) that arc holding tank (6) cross-section is the same, mud scraper (18) with be provided with between installation jack (17) and make mud scraper (18) press to compression spring (19) of arc holding tank (6).
5. The high-efficiency riverway sludge treatment equipment as claimed in claim 2, wherein: an anti-impact baffle (20) is arranged at the upper stream of the joint of the guide slide way (14) and the arc-shaped accommodating groove (6).
6. The high-efficiency riverway sludge treatment equipment as claimed in claim 2, wherein: the cross section of the arc-shaped accommodating groove (6) is semicircular.
7. The high-efficiency riverway sludge treatment equipment as claimed in claim 2, wherein: and a water suction pump (21) for increasing the flow speed of river water in the main pipeline (4) is also arranged in the main pipeline (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011338055.5A CN112593591B (en) | 2020-11-25 | 2020-11-25 | High efficiency river silt handles equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011338055.5A CN112593591B (en) | 2020-11-25 | 2020-11-25 | High efficiency river silt handles equipment |
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| CN112593591A CN112593591A (en) | 2021-04-02 |
| CN112593591B true CN112593591B (en) | 2022-07-29 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP3277489B2 (en) * | 1999-12-09 | 2002-04-22 | 信州大学長 | Sediment discharge mechanism for water storage area and method for discharging sediment from water storage area |
| CN205776458U (en) * | 2016-07-15 | 2016-12-07 | 三峡大学 | Sand discharging appts. for reservoir |
| CN207672512U (en) * | 2017-12-14 | 2018-07-31 | 河南沃德智能化工程有限公司 | Channel cleanout structure |
| CN108862414B (en) * | 2018-07-02 | 2020-11-03 | 中国科学院南京地理与湖泊研究所 | Method for promoting sedimentation of polluted sludge in drinking water source area |
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