CN108708417B - Dredger for dredging port - Google Patents
Dredger for dredging port Download PDFInfo
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- CN108708417B CN108708417B CN201810667714.6A CN201810667714A CN108708417B CN 108708417 B CN108708417 B CN 108708417B CN 201810667714 A CN201810667714 A CN 201810667714A CN 108708417 B CN108708417 B CN 108708417B
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- stirring
- suction pipe
- water
- tank
- stirring shaft
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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
- E02F3/8833—Floating installations
- E02F3/885—Floating installations self propelled, e.g. ship
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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
- E02F3/9225—Mechanical digging means, e.g. suction wheels, i.e. wheel with a suction inlet attached behind the wheel with rotating cutting elements
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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
- E02F5/282—Dredgers or soil-shifting machines for special purposes for cleaning watercourses or other ways with rotating cutting or digging tools
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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)
- Ocean & Marine Engineering (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention discloses a dredger for dredging a port, which comprises a ship body, wherein a first cavity is arranged in the ship body, and a stirring mechanism and a suction mechanism are arranged below the ship body; at least four stirring mechanisms are symmetrically fixed at the bottom of the ship body in pairs; the suction mechanism comprises an outer suction pipe and an inner suction pipe, two ends of the outer suction pipe are closed, the top of the outer suction pipe penetrates through the ship body to be arranged in the first chamber, a plurality of suction holes are formed in the pipe wall of the outer suction pipe, which is positioned below the ship body, the top of the outer suction pipe is provided with a suction port, the inner suction pipe is coaxially fixed in the outer suction pipe, and the top and the bottom of the inner suction pipe penetrate through the top and the bottom of the outer suction pipe to be arranged outside; the invention has convenient operation, improves the carrying capacity of the dredge and has high working efficiency.
Description
Technical Field
The invention relates to a dredger, in particular to a dredger for dredging a port.
Background
The cutter suction dredger in the prior art has the characteristics of hard dredger and high efficiency. However, it has only one kind of mud feeding and landing technology, and it is difficult to find out the place where mud is stored on both sides of the river bank, so that the dredger is basically stopped, and another kind of chain bucket dredger has high efficiency when dredging mud, but has low efficiency when dredging hard mud, and its chain bucket system has large abrasion, and it is also difficult to find out the construction place because the dredger is also a mud landing technology. Other dredging and delivering modes are like a grab bucket type for twice transporting river mud to land, or a bulldozer and a scraper are used for transporting river mud to land after river water is discharged, the efficiency is low, the construction is very inconvenient, and the dredging cost is high, so that the river dredging work is always a difficult problem.
The patent 95200779.7 discloses a reamer chain bucket combined dredger, the dredger is provided with a chain bucket dredger, reamer systems are arranged on two sides of a chain bucket bridge, a front end of a belt conveying device of the dredger is provided with a mud groove with a chain wheel driving a scraping plate, the dredger is formed by combining a front part of a ship body and a rear part of the ship body, the dredger is connected with a buoyancy tank of a dredger by adopting triangular positioning and a universal connection frame, the construction is flexible and convenient, the dredging efficiency is high, the construction cost is low, and river mud can be directly conveyed to a river bank through the belt conveying device on the buoyancy tank, and the dredger can be used for dredging and completion projects such as river widening, dredging and the like.
Patent 201610731365.0 discloses a dredger for dredging a port. The invention aims to solve the technical problem of providing a dredger which has various functions, is convenient for dredging a port and has a simple structure. In order to solve the technical problems, the invention provides a dredger for dredging a harbor, which comprises an electric push rod, a rack, a gear, a horizontal piston, a horizontal cylinder, a hose, a vertical cylinder, a vertical piston, a connecting rod, a motor, a rotating blade, a bracket, a first supporting rod, a ship body, a sliding shaft, a swinging rod, a pushing block, a spring and a second supporting rod; the top of the ship body is provided with a support and a second support rod, the support is positioned at the left side of the second support rod, an electric push rod and a first support rod are arranged on the left wall in the support, the electric push rod is positioned above the first support rod, and the right end of the electric push rod is connected with a rack.
However, the sediment extracted by the dredger has higher water content, which is not beneficial to post-treatment, increases the dead weight of the ship body and reduces the dredge quantity of a single pass.
Disclosure of Invention
Aiming at the problems, the dredger for dredging the port is convenient to operate, improves the carrying capacity of dredger and has high working efficiency.
The specific technical scheme is as follows:
a dredger for dredging a port comprises a ship body, wherein a first cavity is formed in the ship body, and an agitating mechanism and a suction mechanism are arranged below the ship body;
the stirring mechanism comprises a stirring mechanism shell, the stirring mechanism shell is fixed below the ship body, a first adjusting cavity is arranged in the stirring mechanism shell, a group of first gear sets are respectively arranged on two side walls of the first adjusting cavity, which are oppositely arranged, each group of first gear sets comprises at least two first gears, the first gears are rotatably fixed on the side walls through first rotating shafts, second gears are coaxially fixed on the first rotating shafts, linkage is realized between the second gears on the same side wall through chains, and one first rotating shaft is controlled to rotate through a first motor so as to drive the first gear sets to rotate in the same direction;
the stirring shaft fixing shell can be arranged in the first cavity in a vertically movable way, racks meshed with the first gears are arranged on the stirring shaft fixing shell, and the two groups of first gears reversely rotate to drive the stirring shaft fixing shell to move up and down;
the stirring shaft penetrates through the stirring mechanism shell and is rotatably fixed in the stirring shaft fixing shell, the top of the stirring shaft is connected with an output shaft of a second motor fixed in the stirring shaft fixing shell, and the second motor controls the stirring shaft to rotate;
the stirring shaft is spirally provided with a plurality of stirring blades, the bottom of the stirring shaft is of a cone structure with a big top and a small bottom, and the outer wall of the bottom of the stirring shaft is provided with spiral fins;
at least four stirring mechanisms are symmetrically fixed at the bottom of the ship body in pairs;
the suction mechanism comprises an outer suction pipe and an inner suction pipe, two ends of the outer suction pipe are closed, the top of the outer suction pipe penetrates through the ship body to be arranged in the first chamber, a plurality of suction holes are formed in the pipe wall of the outer suction pipe, which is positioned below the ship body, the top of the outer suction pipe is provided with a suction port, the inner suction pipe is coaxially fixed in the outer suction pipe, and the top and the bottom of the inner suction pipe penetrate through the top and the bottom of the outer suction pipe to be arranged outside;
a plurality of first collecting tanks and a plurality of second collecting tanks are arranged in the first chamber, the suction ports of the outer suction pipes are respectively connected with the feed inlets of the first collecting tanks through first pipelines, first suction pumps are arranged on the first pipelines, the discharge ports of the first collecting tanks are respectively connected with the first drain holes of the first chamber through second pipelines, and second suction pumps are arranged on the second pipelines; the inner suction pipe is respectively connected with the feed inlet of the second collecting tank through a third pipeline, a third suction pump is arranged on the second pipeline, the discharge outlet of the second collecting tank is respectively connected with the second drain hole of the first chamber through a fourth pipeline, and a fourth suction pump is arranged on the fourth pipeline.
Further, the stirring vane comprises a first stirring vane and a second stirring vane, wherein the first stirring vane is obliquely and upwards fixed on the stirring shaft, and the second stirring vane is horizontally fixed at the end part of the first stirring vane.
Further, a plurality of hydraulic rods are arranged between the stirring shaft fixing shell and the stirring mechanism shell.
Further, the first collecting tank and the second collecting tank comprise tank bodies, the tank bodies are arranged on the supporting frame, one side of the bottom of each tank body is rotatably fixed on the supporting frame through a shaft seat, the other end of the bottom of each tank body is connected with a cylinder arranged at the bottom of the supporting frame, and the cylinders stretch and retract to control the tank bodies to rotate;
a water filtering mechanism is arranged in the tank body with a cylindrical structure, a water collecting cavity is formed below the water filtering mechanism, the first water discharging hole and the second water discharging hole are both connected with the water collecting cavity, the water filtering mechanism comprises a fixing plate with a circular ring structure, a circle of water filtering plate with a circular truncated cone structure is arranged on the inner ring of the fixing plate, a water distributing plate is arranged at the top of the water filtering plate, a plurality of water filtering holes are formed in the water filtering plate, a filter screen layer is attached to the water filtering plate, and the outer ring of the fixing plate is fixed in the tank body;
the tank body is provided with a door body which can be locked, the door body is positioned above the fixed plate and is positioned on the same side with the shaft seat of the tank body.
The working principle of the invention is as follows:
when the dredger works, the dredger is firstly moored in a corresponding area, and the first motor and the second motor of the stirring mechanism are started, so that the stirring shaft reciprocates up and down while rotating, and sediment at the bottom of the dredger is fully stirred;
the pumping mechanism synchronously pumps silt water between the stirring mechanisms through the outer pumping pipe and the inner pumping pipe, and injects the silt water into the first collecting tank and the second collecting tank;
the sediment water enters the first collecting tank and the second collecting tank, is filtered by the water filtering mechanism, enters the water collecting cavity below the water filtering mechanism, is discharged out of the ship body through the first water discharging hole or the second water discharging hole, and the filtered sediment is deposited on the water filtering mechanism;
after the collection is completed, sediment in the first collection tank and the second collection tank can be transported in a concentrated mode, and when the sediment is transported, the door body is opened, and the sediment is discharged through the cylinder rotating tank body.
In conclusion, the invention has the advantages of convenient operation, reduced water content of the sediment, improved carrying capacity of the sediment and high working efficiency.
Drawings
Fig. 1 is a cross-sectional view of the present invention.
Fig. 2 is a cross-sectional view of the agitation mechanism.
Fig. 3 is a cross-sectional view of the pumping mechanism.
Fig. 4 is a cross-sectional view of a first collection tank/second collection tank.
Detailed Description
In order to make the technical scheme of the invention clearer and more definite, the invention is further described below with reference to the accompanying drawings, and any scheme obtained by carrying out equivalent substitution and conventional reasoning on the technical characteristics of the technical scheme of the invention falls into the protection scope of the invention.
Reference numerals
The vessel hull 1, the first chamber 2, the stirring mechanism 3, the suction mechanism 4, the stirring mechanism housing 5, the first regulating chamber 6, the first gear 7, the second gear 8, the chain 9, the stirring shaft fixing housing 10, the stirring shaft 11, the second motor 12, the stirring blade 13, the spiral fin 14, the outer suction pipe 15, the inner suction pipe 16, the suction hole 17, the suction port 18, the first collection tank 19, the second collection tank 20, the first pipe 21, the first suction pump 22, the discharge port 23 of the first collection tank, the second pipe 24, the first drain hole 25, the second suction pump 26, the third pipe 27, the third suction pump 28, the discharge port 29 of the second collection tank, the fourth pipe 30, the second drain hole 31, the fourth pump 32, the first stirring blade 33, the second stirring blade 34, the hydraulic rod 35, the tank 36, the support frame 37, the cylinder 38, the suction chamber 39, the fixing plate 40, the water filtering sheet 41, the filtering net 42, the water filtering net 43, the layer 44, the gate 45.
The dredger for dredging the port as shown in the figure comprises a ship body 1, wherein a first cavity 2 is arranged in the ship body, and a stirring mechanism 3 and a suction mechanism 4 are arranged below the ship body;
the stirring mechanism comprises a stirring mechanism shell 5, the stirring mechanism shell is fixed below a ship body, a first adjusting cavity 6 is arranged in the stirring mechanism shell, a group of first gear sets are respectively arranged on two side walls of the first adjusting cavity, which are oppositely arranged, each group of first gear sets comprises at least two first gears 7, the first gears are rotatably fixed on the side walls through first rotating shafts, second gears 8 are coaxially fixed on the first rotating shafts, linkage is realized between the second gears on the same side wall through a chain 9, and one first rotating shaft is controlled to rotate through a first motor so as to drive the first gear sets to rotate in the same direction;
the stirring shaft fixing shell 10 is arranged in the first chamber in a vertically movable way, racks meshed with the first gears are arranged on the stirring shaft fixing shell, and the two groups of first gears reversely rotate to drive the stirring shaft fixing shell to move up and down;
the stirring shaft 11 penetrates through the stirring mechanism shell and is rotatably fixed in the stirring shaft fixing shell, the top of the stirring shaft is connected with an output shaft of a second motor 12 fixed in the stirring shaft fixing shell, and the second motor controls the stirring shaft to rotate;
a plurality of stirring blades 13 are spirally arranged on the stirring shaft, the bottom of the stirring shaft is in a cone structure with a big upper part and a small lower part, and spiral fins 14 are arranged on the outer wall of the bottom of the stirring shaft;
at least four stirring mechanisms are symmetrically fixed at the bottom of the ship body in pairs;
the suction mechanism comprises an outer suction pipe 15 and an inner suction pipe 16, two ends of the outer suction pipe are closed, the top of the outer suction pipe penetrates through the ship body to be arranged in the first chamber, a plurality of suction holes 17 are formed in the pipe wall of the outer suction pipe, which is positioned below the ship body, the top of the outer suction pipe is provided with a suction port 18, the inner suction pipe is coaxially fixed in the outer suction pipe, and the top and the bottom of the inner suction pipe penetrate through the top and the bottom of the outer suction pipe to be arranged outside;
a plurality of first collecting tanks 19 and a plurality of second collecting tanks 20 are arranged in the first chamber, the suction ports of the external suction pipes are respectively connected with the feed ports of the first collecting tanks through first pipelines 21, first suction pumps 22 are arranged on the first pipelines, the discharge ports 23 of the first collecting tanks are respectively connected with first drain holes 25 of the first chamber through second pipelines 24, and second suction pumps 26 are arranged on the second pipelines; the inner suction pipes are respectively connected with the feed inlet of the second collecting tank through third pipelines 27, third suction pumps 28 are arranged on the second pipelines, the discharge outlet 29 of the second collecting tank is respectively connected with the second water discharge holes 31 of the first chamber through fourth pipelines 30, and fourth suction pumps 32 are arranged on the fourth pipelines.
Further, the stirring blade includes a first stirring blade 33 and a second stirring blade 34, the first stirring blade is fixed on the stirring shaft obliquely upward, and the second stirring blade is fixed on the end of the first stirring blade horizontally.
Further, a plurality of hydraulic rods 35 are provided between the stirring shaft fixing housing and the stirring mechanism housing.
Further, the first collecting tank and the second collecting tank both comprise a tank body 36, the tank body is arranged on a supporting frame 37, one side of the bottom of the tank body is rotatably fixed on the supporting frame through a shaft seat, the other end of the bottom of the tank body is connected with a cylinder 38 arranged at the bottom of the supporting frame, and the cylinder stretches and contracts to control the tank body to rotate;
a water filtering mechanism is arranged in the tank body with a cylindrical structure, a water collecting cavity 39 is formed below the water filtering mechanism, a first water discharging hole and a second water discharging hole are both connected with the water collecting cavity, the water filtering mechanism comprises a fixed plate 40 with a circular ring structure, a circle of water filtering plate 41 with a circular table structure is arranged on the inner ring of the fixed plate, a water dividing plate 42 is arranged at the top of the water filtering plate, a feed inlet is positioned above the water dividing plate, a plurality of water filtering holes 43 are formed in the water filtering plate, a filter screen layer 44 is attached to the water filtering plate, and the outer ring of the fixed plate is fixed in the tank body;
the tank body is provided with a door body 45 which can be locked, and the door body is positioned above the fixed plate and is positioned on the same side with the shaft seat of the tank body.
The working principle of the invention is as follows:
when the dredger works, the dredger is firstly moored in a corresponding area, and the first motor and the second motor of the stirring mechanism are started, so that the stirring shaft reciprocates up and down while rotating, and sediment at the bottom of the dredger is fully stirred;
the pumping mechanism synchronously pumps silt water between the stirring mechanisms through the outer pumping pipe and the inner pumping pipe, and injects the silt water into the first collecting tank and the second collecting tank;
the sediment water enters the first collecting tank and the second collecting tank, is filtered by the water filtering mechanism, enters the water collecting cavity below the water filtering mechanism, is discharged out of the ship body through the first water discharging hole or the second water discharging hole, and the filtered sediment is deposited on the water filtering mechanism;
after the collection is completed, sediment in the first collection tank and the second collection tank can be transported in a concentrated mode, and when the sediment is transported, the door body is opened, and the sediment is discharged through the cylinder rotating tank body.
Claims (1)
1. The dredger dredging method for dredging port features that the dredger includes one ship with one first cavity and one stirring mechanism and one sucking mechanism below the ship;
the stirring mechanism comprises a stirring mechanism shell, the stirring mechanism shell is fixed below the ship body, a first adjusting cavity is arranged in the stirring mechanism shell, a group of first gear sets are respectively arranged on two side walls of the first adjusting cavity, which are oppositely arranged, each group of first gear sets comprises at least two first gears, the first gears are rotatably fixed on the side walls through first rotating shafts, second gears are coaxially fixed on the first rotating shafts, linkage is realized between the second gears on the same side wall through chains, and one first rotating shaft is controlled to rotate through a first motor so as to drive the first gear sets to rotate in the same direction;
the stirring shaft fixing shell can be arranged in the first cavity in a vertically movable way, racks meshed with the first gears are arranged on the stirring shaft fixing shell, and the two groups of first gears reversely rotate to drive the stirring shaft fixing shell to move up and down;
the stirring shaft penetrates through the stirring mechanism shell and is rotatably fixed in the stirring shaft fixing shell, the top of the stirring shaft is connected with an output shaft of a second motor fixed in the stirring shaft fixing shell, and the second motor controls the stirring shaft to rotate;
the stirring shaft is spirally provided with a plurality of stirring blades, the bottom of the stirring shaft is of a cone structure with a big top and a small bottom, and the outer wall of the bottom of the stirring shaft is provided with spiral fins;
at least four stirring mechanisms are symmetrically fixed at the bottom of the ship body in pairs;
the suction mechanism comprises an outer suction pipe and an inner suction pipe, two ends of the outer suction pipe are closed, the top of the outer suction pipe penetrates through the ship body to be arranged in the first chamber, a plurality of suction holes are formed in the pipe wall of the outer suction pipe, which is positioned below the ship body, the top of the outer suction pipe is provided with a suction port, the inner suction pipe is coaxially fixed in the outer suction pipe, and the top and the bottom of the inner suction pipe penetrate through the top and the bottom of the outer suction pipe to be arranged outside;
a plurality of first collecting tanks and a plurality of second collecting tanks are arranged in the first chamber, the suction ports of the outer suction pipes are respectively connected with the feed inlets of the first collecting tanks through first pipelines, first suction pumps are arranged on the first pipelines, the discharge ports of the first collecting tanks are respectively connected with the first drain holes of the first chamber through second pipelines, and second suction pumps are arranged on the second pipelines; the inner suction pipe is respectively connected with a feed inlet of a second collecting tank through a third pipeline, a third suction pump is arranged on the second pipeline, a discharge outlet of the second collecting tank is respectively connected with a second drain hole of the first chamber through a fourth pipeline, and a fourth suction pump is arranged on the fourth pipeline; the stirring blades comprise a first stirring blade and a second stirring blade, the first stirring blade is obliquely upwards fixed on the stirring shaft, and the second stirring blade is horizontally fixed at the end part of the first stirring blade; a plurality of hydraulic rods are arranged between the stirring shaft fixing shell and the stirring mechanism shell; the first collecting tank and the second collecting tank comprise tank bodies, the tank bodies are arranged on the supporting frame, one side of the bottom of each tank body is rotatably fixed on the supporting frame through a shaft seat, the other end of the bottom of each tank body is connected with a cylinder arranged at the bottom of the supporting frame, and the cylinders are used for controlling the tank bodies to rotate in a telescopic mode;
a water filtering mechanism is arranged in the tank body with a cylindrical structure, a water collecting cavity is formed below the water filtering mechanism, the first water discharging hole and the second water discharging hole are both connected with the water collecting cavity, the water filtering mechanism comprises a fixing plate with a circular ring structure, a circle of water filtering plate with a circular truncated cone structure is arranged on the inner ring of the fixing plate, a water distributing plate is arranged at the top of the water filtering plate, a plurality of water filtering holes are formed in the water filtering plate, a filter screen layer is attached to the water filtering plate, and the outer ring of the fixing plate is fixed in the tank body;
a door body is arranged on the tank body in a lockable manner, is positioned above the fixed plate and is positioned on the same side as the shaft seat of the tank body;
the dredging method comprises the following steps:
when the dredger works, the dredger is firstly moored in a corresponding area, and the first motor and the second motor of the stirring mechanism are started, so that the stirring shaft reciprocates up and down while rotating, and sediment at the bottom of the dredger is fully stirred;
the pumping mechanism synchronously pumps silt water between the stirring mechanisms through the outer pumping pipe and the inner pumping pipe, and injects the silt water into the first collecting tank and the second collecting tank;
the sediment water enters the first collecting tank and the second collecting tank, is filtered by the water filtering mechanism, enters the water collecting cavity below the water filtering mechanism, is discharged out of the ship body through the first water discharging hole or the second water discharging hole, and the filtered sediment is deposited on the water filtering mechanism;
after the collection is completed, sediment in the first collection tank and the second collection tank can be transported in a concentrated mode, and when the sediment is transported, the door body is opened, and the sediment is discharged through the cylinder rotating tank body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810667714.6A CN108708417B (en) | 2018-06-26 | 2018-06-26 | Dredger for dredging port |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810667714.6A CN108708417B (en) | 2018-06-26 | 2018-06-26 | Dredger for dredging port |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108708417A CN108708417A (en) | 2018-10-26 |
| CN108708417B true CN108708417B (en) | 2023-06-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810667714.6A Active CN108708417B (en) | 2018-06-26 | 2018-06-26 | Dredger for dredging port |
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| CN (1) | CN108708417B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109853650A (en) * | 2018-12-24 | 2019-06-07 | 傅秋莹 | A kind of rich husky device of environmental protection channel cleanout |
| CN111042303A (en) * | 2019-12-18 | 2020-04-21 | 赵文鹏 | Porous extraction formula silt cleaning device for municipal building engineering |
| CN112459149B (en) * | 2020-10-29 | 2021-12-14 | 浙江海洋大学 | Combined river channel dredging device |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5664040A (en) * | 1979-10-31 | 1981-06-01 | Hitachi Techno Eng Co Ltd | Dredger for sand soil |
| CN101100864A (en) * | 2007-07-01 | 2008-01-09 | 余庆发 | Seabed fetching device |
| CN201649151U (en) * | 2010-04-14 | 2010-11-24 | 余庆发 | Harbor dredging device |
| CN204510316U (en) * | 2015-04-07 | 2015-07-29 | 广东梅雁吉祥水电股份有限公司 | A kind of hydroelectric power plant desilting equipment |
| CN106193153B (en) * | 2016-07-05 | 2018-08-21 | 浙江海洋大学 | A kind of cutter suction dredger |
| CN106968278A (en) * | 2017-03-27 | 2017-07-21 | 浙江海洋大学 | Seabed soil property equipment is dredged on navigation channel |
| CN108130930A (en) * | 2018-02-02 | 2018-06-08 | 姚超坤 | A kind of hydraulic engineering efficient dredging boat |
| CN208309674U (en) * | 2018-06-26 | 2019-01-01 | 浙江海洋大学 | A kind of dredger for dredging harbour |
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2018
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