CN108505572B - Spiral movable type active anti-blockage dredging device - Google Patents
Spiral movable type active anti-blockage dredging device Download PDFInfo
- Publication number
- CN108505572B CN108505572B CN201810238060.5A CN201810238060A CN108505572B CN 108505572 B CN108505572 B CN 108505572B CN 201810238060 A CN201810238060 A CN 201810238060A CN 108505572 B CN108505572 B CN 108505572B
- Authority
- CN
- China
- Prior art keywords
- mounting cylinder
- cylinder
- installation
- guide
- suspension
- 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.)
- Active
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/28—Dredgers or soil-shifting machines for special purposes for cleaning watercourses or other ways
-
- 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
-
- 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
-
- 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
- E02F3/907—Measuring or control devices, e.g. control units, detection means or sensors
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/06—Floating substructures as supports
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/06—Floating substructures as supports
- E02F9/062—Advancing equipment, e.g. spuds for floating dredgers
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/06—Floating substructures as supports
- E02F9/067—Floating substructures as supports with arrangements for heave compensation
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Special Spraying Apparatus (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention discloses a spiral movable type active anti-blocking dredging device, which comprises a suspension mounting cylinder, wherein a guide mounting cylinder is vertically arranged at the middle position of the suspension mounting cylinder in a penetrating way, an air flotation cavity is arranged inside the suspension mounting cylinder in a matching way with the guide mounting cylinder, four groups of guide mounting cylinders are vertically and downwardly arranged at the lower end of the suspension mounting cylinder at equal angles, an electric control steering column is vertically arranged at the lower end of each guide mounting cylinder downwards through a fixed guide cylinder which is horizontally communicated, spiral moving structures are arranged at the lower ends of the electric control steering columns, a conical material collecting cylinder is arranged at the lower end of each guide mounting cylinder in a matching way with the suspension mounting cylinder, an operation mounting cylinder is vertically arranged at the middle position of the inner side of the conical material collecting cylinder through the guide mounting cylinder at equal angles, and an operation motor is vertically embedded at the middle position of the operation mounting cylinder, the spiral movable type active anti, smooth control process, high dredging precision, stable throwing, safe operation and the like.
Description
Technical Field
The invention relates to dredging equipment, in particular to a spiral movable type active anti-blockage dredging device.
Background
Desilting is a comparatively common quality of water improvement measure, and long-time organic matter metabolism and inorganic matter pile up the production that causes silt, and traditional desilting device is because directly sinking subaquely, and some even need take out dry water and just can the operation, cause the big scheduling problem of the construction degree of difficulty of equipment in earlier stage and later stage.
In order to solve the problems, the invention provides the dredging device, solves the problems of complex use process, inconvenient recovery and the like of the traditional dredging device due to the fact that the traditional dredging device is put in and recovered in a traction mode, solves the problems of poor dredging precision and the like of the traditional dredging device due to inaccurate dredging depth, improves the problems of heaviness, enlarged dredging holes and the like of the traditional dredging device due to the fact that underwater driving is adopted, and has the advantages of compact structure, simple use process, smooth control process, high dredging precision, stable putting, safe operation and the like.
Disclosure of Invention
The invention aims to provide a spiral movable type active anti-blocking dredging device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a spiral movable type active anti-blocking dredging device comprises a suspension installation barrel, wherein a guide installation barrel is vertically arranged in the middle of the suspension installation barrel in a penetrating mode, the suspension installation barrel is internally matched with the guide installation barrel to be provided with an air floatation cavity, the upper right corner of the air floatation cavity is provided with a high-pressure air storage tank through an air-tight installation cover, the upper left corner of the high-pressure air storage tank horizontally extends to be provided with an inflation tube, the inflation tube is internally embedded with a solenoid valve, the lower end of the suspension installation barrel is vertically and downwards provided with four groups of guide installation barrels at equal angles, the lower end of each guide installation barrel is vertically and downwards provided with an electric control steering column through a fixed guide barrel which is horizontally communicated, the lower end of each guide installation barrel is matched with the fixed guide barrel to be embedded with an electromagnetic butterfly valve, the lower end of each electric control steering column is provided with a spiral moving structure, and the, the operation installation section of thick bamboo is vertically installed through the guide erection column that the angle setting such as an angle was equallyd divide to the inboard intermediate position of conical surface collection feed cylinder, and the intermediate position of operation installation section of thick bamboo is vertical to be inlayed and is provided with the operation motor, and the vertical upwards running through operation installation section of thick bamboo in upper end intermediate position of operation motor is provided with the operation pivot.
As a further scheme of the invention: the upper end of a suspension installation section of thick bamboo is stretched out to left and right sides symmetry and is provided with horizontal mounting panel, and horizontal mounting panel's lower extreme is inlayed and is provided with ultrasonic wave apart from the inductor, and the upper left corner in air supporting chamber is provided with the battery through airtight installation cover, and the upper end of battery is inlayed and is provided with total controller.
As a further scheme of the invention: the upper end of the material guide installation cylinder is horizontally and coaxially provided with an external flange, and the inner side of the external flange is semi-embedded with an airtight installation sleeve.
As a further scheme of the invention: the spiral moving structure comprises a moving installation cylinder horizontally arranged at the lower end of the electric control steering column, a moving motor is horizontally embedded in the moving installation cylinder, and a spiral moving roller is horizontally and coaxially arranged at the left end of the moving motor through a motor rotating shaft horizontally extending horizontally.
As a further scheme of the invention: the lower extreme of operation motor is provided with broken drawing liquid impeller through the motor shaft cooperation conical surface collecting barrel of vertical work installation section of thick bamboo that stretches out, and the first section of work pivot is stretched into guide installation section of thick bamboo and is cooperated its inner wall coaxial initiative and is risen the material impeller assembly.
As a further scheme of the invention: the utility model discloses a siphon reducing honeycomb duct, including outer flange, siphon reducing honeycomb duct, guide installation section of thick bamboo, siphon reducing honeycomb duct, pressure sensitive solenoid valve, the siphon reducing honeycomb duct one end that just stretches out guide installation section of thick bamboo is provided with the gross porosity filter screen.
As a still further scheme of the invention: the upper end cooperation guide installation section of thick bamboo of suspension installation section of thick bamboo is provided with cyclic annular installation section of thick bamboo with one heart, and the inside of cyclic annular installation section of thick bamboo is inlayed and is provided with the reposition of redundant personnel blast pipe, and the angle such as upper end of reposition of redundant personnel blast pipe is provided with a plurality of bleeder holes that stretch out cyclic annular installation section of thick bamboo that run through, and the lower extreme bilateral symmetry of reposition of redundant personnel blast pipe is vertical to be stretched into downwards and is provided with the bleeder pipe in the suspension.
Compared with the prior art, the invention has the beneficial effects that: the problems that the traditional dredging device is complex in use process and inconvenient to recover due to the fact that the traditional dredging device is put in and recovered in a traction mode are solved, the problems that the dredging precision is poor and the like due to the fact that the dredging depth is not accurate are solved, the traditional dredging device is improved, and the problems that the device is heavy and the dredging hole is enlarged and the like due to the fact that underwater driving is adopted are solved, so that the dredging device has the advantages of being compact in structure, simple in use process, smooth in control process, high in dredging precision, stable in putting, safe in operation and the like.
Drawings
Fig. 1 is a schematic structural diagram of a spiral mobile active anti-blocking dredging device.
Fig. 2 is a partial structural schematic diagram of a spiral mobile type active anti-blocking dredging device.
Fig. 3 is a schematic structural view of a siphon reducing flow guide pipe in a spiral mobile type active anti-blocking dredging device.
Fig. 4 is a schematic structural diagram of a shunt exhaust pipe in a spiral mobile type active anti-blocking dredging device.
Fig. 5 is a bottom view of a suspension mounting cylinder in the spiral moving type active anti-blocking dredging device.
Fig. 6 is a schematic structural diagram of a crushing liquid-pumping impeller in a spiral movable type active anti-blocking dredging device.
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 to 6, in an embodiment of the present invention, a spiral moving type active anti-blocking dredging device includes a suspension mounting cylinder 8, a material guiding mounting cylinder 19 vertically penetrates through a middle position of the suspension mounting cylinder 8, an external flange 17 is horizontally and coaxially disposed at an upper end of the material guiding mounting cylinder 19, an airtight mounting sleeve is half-embedded inside the external flange 17, siphon reducing draft tubes 27 are symmetrically embedded in the material guiding mounting cylinder 19 at a lower end of the external flange 17 in a left-right manner, pressure sensitive solenoid valves 28 are embedded inside the siphon reducing draft tubes 27, a coarse-hole filter screen 29 is disposed at one end of the siphon reducing draft tube 27 extending out of the material guiding mounting cylinder 19, an air floating cavity 9 is disposed inside the suspension mounting cylinder 8 in cooperation with the material guiding mounting cylinder 19, horizontal mounting plates are symmetrically extended from the upper end of the suspension mounting cylinder 8 to left and right sides, an ultrasonic distance sensor 10 is embedded at a lower end of the horizontal, a storage battery 21 is arranged at the upper left corner of the air flotation cavity 9 through an airtight mounting cover, a master controller 22 is embedded at the upper end of the storage battery 21, a high-pressure air storage tank 11 is arranged at the upper right corner of the air flotation cavity 9 through the airtight mounting cover, an inflation tube horizontally extends out of the upper left corner of the high-pressure air storage tank 11, an electromagnetic valve 12 is embedded inside the inflation tube, four groups of guide mounting cylinders 23 are vertically and downwards arranged at the lower end of the suspension mounting cylinder 8 at equal angles, an electric control steering column 26 is vertically and downwards arranged at the lower end of each guide mounting cylinder 23 through a fixed guide cylinder 25 which is horizontally communicated, an electromagnetic butterfly valve 24 is embedded at the lower end of each guide mounting cylinder 23 in cooperation with the fixed guide cylinder 25, a spiral moving structure is arranged at the lower end of each electric control steering column 26, the spiral moving structure comprises a moving mounting cylinder 7 which is horizontally arranged at the lower end of the electric control steering column 26, and, and the left end of the mobile motor 6 is horizontally and coaxially provided with a spiral mobile roller 5 through a motor rotating shaft which horizontally extends out, the lower end of a guide mounting cylinder 19 is matched with a suspension mounting cylinder 8 to be provided with a conical surface material collecting cylinder 1, the middle position of the inner side of the conical surface material collecting cylinder 1 is vertically provided with an operation mounting cylinder through a guide mounting post 4 which is arranged at an equal angle, the middle position of the operation mounting cylinder is vertically embedded with an operation motor 3, the middle position of the upper end of the operation motor 3 vertically penetrates upwards through the operation mounting cylinder to be provided with an operation rotating shaft, the lower end of the operation motor 3 is matched with the conical surface material collecting cylinder 1 through the motor rotating shaft which vertically extends out of the operation mounting cylinder to be provided with a crushing liquid pumping impeller 2, the upper half section of the operation rotating shaft extends into the guide mounting cylinder 19 to be matched with the inner wall thereof to be coaxially provided with an active material lifting, the inside of an annular installation section of thick bamboo 14 is inlayed and is provided with reposition of redundant personnel blast pipe 15, and the upper end of reposition of redundant personnel blast pipe 15 is waiting the angle to be provided with a plurality of bleeder holes 16 that run through and stretch out an annular installation section of thick bamboo 14, and the lower extreme bilateral symmetry of reposition of redundant personnel blast pipe 15 is vertical to be stretched into downwards and is provided with the gas outlet pipe 13 in the suspension installation section of thick bamboo 8, and all inlays in the gas outlet pipe 13.
The working principle of the invention is as follows: launching the device, detecting the position of sludge through an ultrasonic distance sensor 10, controlling the closing of an electromagnetic valve through a master controller 22, opening the electromagnetic valve 12 and an electromagnetic butterfly valve 24 in an air discharging pipe 13, enabling liquid to enter an air flotation cavity 9 from a fixed guide cylinder 25, enabling the device to sink to an operation area, starting a moving motor 6 to enable a spiral moving roller 5 to rotate and move axially, starting the operation motor 3 to drive a crushing pumping impeller 2 and an active material lifting impeller group 20 to rotate, communicating a small amount of water with the sludge in the operation area through a material guiding installation cylinder 19, pumping the sludge into the material guiding installation cylinder 19 together, discharging the sludge, opening a high-pressure gas storage tank 11 by the electromagnetic valve 12 in an air charging pipe to release gas, closing the electromagnetic valve 12 in the air discharging pipe 13, enabling the liquid in the air flotation cavity 9 to be discharged from the fixed guide cylinder 25, and enabling the device to float out of the water surface, the liquid level of the operation can be locked by controlling the liquid in the air flotation cavity 9 as required, the siphon reducing guide pipe 27 is matched with the pressure limiting solenoid valve 28 to realize the dredging of the upper end and the idle running protection of the lower end under the condition of blockage, the problems of complex use process, inconvenient recovery and the like caused by the adoption of traction mode throwing and recovering are solved, the problems of poor dredging precision and the like caused by inaccurate dredging depth of the traditional dredging device are solved, the traditional dredging device is improved, the problems of heavy device, enlarged dredging hole and the like caused by the adoption of underwater driving are solved, and the device has the advantages of compact structure, simple use process, smooth control process, high dredging precision, stable throwing, safe operation and the like.
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 (7)
1. A spiral movable type active anti-blockage dredging device comprises a suspension installation barrel (8), and is characterized in that a guide installation barrel (19) vertically penetrates through the middle position of the suspension installation barrel (8), the suspension installation barrel (8) is internally matched with the guide installation barrel (19) to be provided with an air flotation cavity (9), the upper right corner of the air flotation cavity (9) is provided with a high-pressure air storage tank (11) through an air-tight installation cover, the upper left corner of the high-pressure air storage tank (11) horizontally extends to be provided with an inflation tube, an electromagnetic valve (12) is embedded inside the inflation tube, the lower end of the suspension installation barrel (8) is vertically downwards provided with four groups of guide installation barrels (23) at equal angles, the lower ends of the guide installation barrels (23) are all vertically provided with an electric control steering column (26) downwards through a fixed guide barrel (25) which is horizontally communicated, and the lower end of each guide installation barrel (23) is matched with the fixed guide barrel (25) to be provided with, the lower extreme of automatically controlled steering column (26) all is provided with the helical motion structure, the lower extreme cooperation suspension installation section of thick bamboo (8) of guide installation section of thick bamboo (19) are provided with conical surface collection feed cylinder (1), the inboard intermediate position of conical surface collection feed cylinder (1) is through the vertical operation installation section of thick bamboo of installing guide erection column (4) of waiting the angle setting, the vertical inlaying of intermediate position of operation installation section of thick bamboo is provided with operation motor (3), the vertical upwards operation installation section of thick bamboo that runs through of upper end intermediate position of operation motor (3) is provided with the operation pivot.
2. The spiral movable type active anti-blocking dredging device as claimed in claim 1, wherein the upper end of the suspension mounting cylinder (8) symmetrically extends to the left and right sides to form horizontal mounting plates, the lower end of each horizontal mounting plate is embedded with the ultrasonic distance sensor (10), the upper left corner of the air flotation cavity (9) is provided with a storage battery (21) through an airtight mounting cover, and the upper end of the storage battery (21) is embedded with a master controller (22).
3. The spiral moving type active anti-blocking dredging device as claimed in claim 1, wherein the upper end of the material guiding installation cylinder (19) is horizontally and coaxially provided with an external flange (17), and an airtight installation sleeve is semi-embedded inside the external flange (17).
4. The spiral moving type active anti-blocking dredging device as claimed in claim 1, wherein the spiral moving structure comprises a horizontally arranged moving installation cylinder (7) at the lower end of the electric control steering column (26), a moving motor (6) is horizontally embedded in the moving installation cylinder (7), and a spiral moving roller (5) is horizontally and coaxially arranged at the left end of the moving motor (6) through a horizontally extending motor rotating shaft.
5. A spiral moving type active anti-blocking dredging device according to claim 1 or 3, wherein the lower end of the operation motor (3) is provided with a crushing liquid-pumping impeller (2) by matching a motor rotating shaft vertically extending out of the operation mounting cylinder with the conical material collecting cylinder (1), and the upper half section of the operation rotating shaft extends into the material guiding mounting cylinder (19) and is coaxially provided with an active material lifting impeller group (20) by matching the inner wall thereof.
6. The spiral movable type active anti-blockage dredging device as claimed in claim 3, wherein the diversion installation cylinder (23) at the lower end of the external flange (17) is symmetrically provided with siphon reducing diversion pipes (27) in a left-right embedding manner, the siphon reducing diversion pipes (27) are provided with pressure-sensitive electromagnetic valves (28) in an embedded manner, and one end of the siphon reducing diversion pipe (27) extending out of the diversion installation cylinder (19) is provided with a coarse-hole filter screen (29).
7. The spiral movable type active anti-blocking dredging device as claimed in claim 1, wherein the upper end of the suspension mounting cylinder (8) is concentrically provided with an annular mounting cylinder (14) in cooperation with the material guiding mounting cylinder (19), a shunt exhaust pipe (15) is embedded inside the annular mounting cylinder (14), a plurality of air bleeding holes (16) penetrating and extending out of the annular mounting cylinder (14) are formed in the upper end of the shunt exhaust pipe (15) at equal angles, air bleeding pipes (13) are vertically and downwardly extending into the suspension mounting cylinder (8) in a bilateral symmetry manner at the lower end of the shunt exhaust pipe (15), and electromagnetic valves (12) are embedded in the air bleeding pipes (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810238060.5A CN108505572B (en) | 2018-03-22 | 2018-03-22 | Spiral movable type active anti-blockage dredging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810238060.5A CN108505572B (en) | 2018-03-22 | 2018-03-22 | Spiral movable type active anti-blockage dredging device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108505572A CN108505572A (en) | 2018-09-07 |
| CN108505572B true CN108505572B (en) | 2020-08-11 |
Family
ID=63377964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810238060.5A Active CN108505572B (en) | 2018-03-22 | 2018-03-22 | Spiral movable type active anti-blockage dredging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108505572B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112554262A (en) * | 2020-11-29 | 2021-03-26 | 李彦虎 | Quick desilting device of hydraulic engineering with stirring function |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE968932C (en) * | 1947-09-19 | 1958-04-10 | Karl Wildi | Hydraulic jet device for mining and conveying minerals, sands, gravel, slurries, etc. |
| JPS57137517A (en) * | 1981-02-18 | 1982-08-25 | Yoshiaki Togawa | Treating method for earth and sand in slurry |
| US5285587A (en) * | 1993-03-29 | 1994-02-15 | Krenzler Leo M | Underwater mining dredge |
| CN105275035A (en) * | 2015-09-28 | 2016-01-27 | 河海大学 | Underwater trash removal machine |
-
2018
- 2018-03-22 CN CN201810238060.5A patent/CN108505572B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE968932C (en) * | 1947-09-19 | 1958-04-10 | Karl Wildi | Hydraulic jet device for mining and conveying minerals, sands, gravel, slurries, etc. |
| JPS57137517A (en) * | 1981-02-18 | 1982-08-25 | Yoshiaki Togawa | Treating method for earth and sand in slurry |
| US5285587A (en) * | 1993-03-29 | 1994-02-15 | Krenzler Leo M | Underwater mining dredge |
| CN105275035A (en) * | 2015-09-28 | 2016-01-27 | 河海大学 | Underwater trash removal machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108505572A (en) | 2018-09-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101942849B (en) | Silt extraction machine | |
| CN103452084B (en) | Offshore oil contamination recovery device | |
| CN108505572B (en) | Spiral movable type active anti-blockage dredging device | |
| CN107268554A (en) | A kind of water-surface cleaning device | |
| CN205656034U (en) | Quality of water sampler ware people for hydraulic engineering | |
| CN109653996A (en) | Movable ocean tide can pump the stationary cylinder assembly of equipment | |
| CN219506201U (en) | Water quality testing device for hydraulic engineering | |
| CN110498513B (en) | Ecological chinampa is used in city pond | |
| CN203833706U (en) | Nano-oxygen-bubble-process solar floating island foul water purification plant | |
| CN108487354A (en) | A kind of spiral movable passively deters Accrete clearing device | |
| CN204616611U (en) | A kind of rope control irrigation device | |
| CN205908846U (en) | Water discharging machine with slag discharged automatically | |
| CN115943915A (en) | Stability compensation device for lifting process of net cage structure on steel pipe pile | |
| CN203474793U (en) | Novel water pressure type automatic circulation biogas digester | |
| CN208815596U (en) | A kind of spiral movable passively deters Accrete clearing device | |
| CN203683209U (en) | Floating type variable flow water decanter | |
| CN208763092U (en) | A kind of spiral movable actively deters Accrete clearing device | |
| CN111945824A (en) | Surface water taking device capable of automatically rising and falling along with water level | |
| CN208604658U (en) | A kind of passive Accrete clearing device of catching plate movable type suspension | |
| CN207121480U (en) | One kind makes unrestrained device | |
| CN105850708A (en) | Lift type shellfish and algae culture raft | |
| CN112523294A (en) | A sediment removal device for hydraulic engineering | |
| CN205527975U (en) | Siphon type decanter | |
| CN202369440U (en) | Buoyancy water decanter | |
| CN206158982U (en) | Sudden hourglass of pump material alarm device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220823 Address after: No. 18, Jiangren Road, Diankou Town, Zhuji City, Shaoxing City, Zhejiang Province 311800 Patentee after: Zhejiang Chenxin Valve Co.,Ltd. Address before: 311800 28 Dahu Road, Diankou Town, Zhuji City, Shaoxing City, Zhejiang Province Patentee before: Yao Feifeng |
|
| TR01 | Transfer of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A spiral movable active anti blocking and dredging device Effective date of registration: 20220922 Granted publication date: 20200811 Pledgee: Zhejiang Zhuji Rural Commercial Bank Co.,Ltd. Meichi sub branch Pledgor: Zhejiang Chenxin Valve Co.,Ltd. Registration number: Y2022980015984 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |