CN114607000A - Underwater silt remover for water conservancy construction - Google Patents
Underwater silt remover for water conservancy construction Download PDFInfo
- Publication number
- CN114607000A CN114607000A CN202210148115.XA CN202210148115A CN114607000A CN 114607000 A CN114607000 A CN 114607000A CN 202210148115 A CN202210148115 A CN 202210148115A CN 114607000 A CN114607000 A CN 114607000A
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- Prior art keywords
- plate
- sleeve
- wall
- circular
- water conservancy
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 33
- 238000010276 construction Methods 0.000 title claims abstract description 19
- 210000003813 thumb Anatomy 0.000 claims abstract description 13
- 238000005086 pumping Methods 0.000 claims description 12
- 238000007667 floating Methods 0.000 claims description 10
- 238000002955 isolation Methods 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 230000000903 blocking effect Effects 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims 4
- 230000000694 effects Effects 0.000 abstract description 4
- 239000010802 sludge Substances 0.000 description 12
- 238000005192 partition Methods 0.000 description 5
- 230000005484 gravity Effects 0.000 description 4
- 239000002245 particle Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 210000003934 vacuole Anatomy 0.000 description 1
Images
Classifications
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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
-
- 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
- E02F3/90—Component parts, e.g. arrangement or adaptation of pumps
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Treatment Of Sludge (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention provides an underwater silt remover for water conservancy construction, and relates to the field of water conservancy. This water conservancy construction is with silt remover under water, including the outer container, the equal fixed mounting in four border position of outer container has the guide plate, and the equal fixed mounting in four border position of outer container has universal drive wheel, logical groove has all been seted up to four face bottom ends of outer container, and the lower extreme that leads to the groove runs through the outer wall of outer container, leads to the outside inside with the outer container of groove intercommunication, and the inside that leads to the groove all is equipped with the thumb wheel, and the thumb wheel rotates with the inner wall that leads to the groove at logical inslot and is connected, and the inside of outer container is located the top that leads to the groove and is equipped with the division board, and the central point of division board puts the circular slot of intercommunication about seting up, and the central point of division board puts and is equipped with the plectane. This water conservancy construction is with desilting machine under water through setting up division board, plectane, sleeve and taking out the chamber, has reached the effect that prevents to block up, has solved the problem that prior art's desilting head was blockked up by great thin slice easily when working under the abominable environment under water.
Description
Technical Field
The invention relates to the field of water conservancy, in particular to an underwater silt remover for water conservancy construction.
Background
At present, along with the time, the sludge in the river channel is accumulated more and more, and the river channel siltation increasingly influences the normal play of various functions such as flood control, waterlogging drainage, irrigation, water supply, navigation and the like, so that the river channel dredging engineering is carried out for recovering the normal functions of the river channel and promoting the rapid and continuous development of the economy and the society.
At present, when some underwater dredging heads suck silt, due to the complexity of underwater environment, the dredging heads are easily blocked by other garbage (such as large leaves, plastic parts, films and caked silt), and further overwater power equipment can be burnt out.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides an underwater silt remover for water conservancy construction, which solves the problems in the background technology.
In order to achieve the purpose, the invention is realized by the following technical scheme: an underwater silt remover for water conservancy construction comprises an outer box, wherein guide plates are fixedly mounted at four edge positions of the outer box, universal driving wheels are fixedly mounted at four edge positions of the outer box, through grooves are formed in the bottom ends of four faces of the outer box, the lower ends of the through grooves penetrate through the outer wall of the outer box, the through grooves are communicated with the outside and the inside of the outer box, shifting wheels are arranged inside the through grooves, the shifting wheels are rotatably connected with the inner walls of the through grooves in the through grooves, a partition plate is arranged above the through grooves inside the outer box, circular grooves which are communicated up and down are formed in the center of the partition plate, circular plates are arranged in the center of the partition plate, the outer walls of the circular plates are fixedly connected with the inner walls of the circular grooves, a plurality of groups of inclined holes are formed in the circular plates, the inclined holes have gradients, the circular plates penetrate through the upper and lower parts of the inclined holes, filter screens are hermetically connected with the upper and lower ends of the partition plate, a cavity is formed between the upper and lower filter screens and the circular plates, the two cavities are internally provided with the floating plates, and the upper and lower surfaces of the floating plates are respectively contacted with the circular plate and the filter screen.
The inside top that is located the division board of outer container is equipped with the sleeve, telescopic bottom fixed mounting has the closing plate, the border position of closing plate and the inner wall fixed connection of outer container, vacuole formation between the filter screen of closing plate and top, be equipped with a plurality of steel balls in this cavity, a week round hole has been seted up to telescopic upper end periphery, telescopic inside is equipped with the piston, piston and telescopic inner wall sliding connection, the upper end fixed mounting of piston has the slide bar, the upper end of slide bar runs through telescopic upper end, the gas pocket rather than inside intercommunication is seted up to telescopic upper end, telescopic external fixation has cup jointed and has taken out the chamber, the round hole all is located the inside of taking out the chamber, the top centre of a circle position of taking out the chamber has seted up the connecting hole, the upper end fixed mounting of slide bar has the jam plate, the jam plate corresponds with taking out the chamber, the sealed outer wall of taking out the chamber in upper end of outer container.
Preferably, the thumb wheel is of a three-impeller structure, and the included angle between the blades of the thumb wheel is one hundred twenty degrees.
Preferably, the circular plate is matched with the circular groove, the thickness of the isolating plate is larger than that of the circular plate, and the circular plate vertically and equally divides the circular groove.
Preferably, the inclined holes are longitudinally and obliquely arranged, and the plurality of inclined holes are distributed in an equidistant circumferential array around the circle center of the circular plate.
Preferably, the upper and lower surfaces of the axial center position of the circular plate are both provided with a convex structure, and the floating plate is positioned between the inner wall of the circular groove and the convex outer wall of the circular plate and matched with the circular groove and the convex outer wall of the circular plate.
Preferably, the piston is matched with the sleeve, and when the piston moves to the upper end of the sleeve, the round hole is positioned below the piston.
Compared with the prior art, the invention has the following beneficial effects:
1. the underwater silt remover for water conservancy construction is provided with the isolation plate, the circular plate, the sleeve and the pumping cavity, the connecting hole above the pumping cavity can be used for connecting the dredging pipe, when the dredging pipe provides pumping force, silt can enter the inner part of the outer box through the through groove, the silt firstly passes through the two layers of filter screens and the circular plate after entering, due to the inclined hole arrangement of the circular plate, the silt passing through the circular plate can rotate and move upwards, when the silt has certain rotating force, the floating plate between the filter screens and the circular plate can do circular motion, when the floating plate rotates around the inner wall of the circular groove continuously, the silt blocked on the filter screens and the inclined holes of the circular plate can be scraped (large particles are ground), the passing of the silt can be smoother, the silt enters the inner part of the sleeve after passing through the circular plate, the piston can move upwards by the pumping force firstly, and the gravity and the pulling force of the piston are in a balanced state, the work of desilting can be realized to the round hole in with taking out the chamber intercommunication, and when initial position by the blade jam, the connecting hole can be plugged up to the jam plate when the inside air in sleeve top can be managed to find time, the device at this moment will lose the suction, the blade that blocks up when the device continues to go forward can drop under the effect of gravity, and the desilting that can be normal again after the piston descends, the effect that prevents to block up has been reached, the problem of the desilting head of prior art by great thin slice jam easily when working under the abominable environment under water has been solved.
2. This water conservancy construction is with silt remover under water through setting up the thumb wheel, because the inside huge negative pressure of outer container, the mud and the rivers that get into can drive the thumb wheel rotatory when flowing, and some harder mud can be cleared up to the thumb wheel in rotatory, can clear up the obstacle for the device when advancing under water moreover.
3. This water conservancy construction is with desilting machine under water, through setting up universal drive wheel, universal drive wheel can be driven by the motor, reaches the effect that makes the device advance under water.
4. This water conservancy construction is with desilting machine under water, through setting up the guide plate, the guide plate can make the device keep vertical when moving down, and the device is in the suspension in addition, and the maintenance that also can be better is perpendicular.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the structure of the present invention;
FIG. 3 is a cross-sectional view of the structure of the present invention;
FIG. 4 is a schematic view of the inner structure of the outer case of the present invention;
FIG. 5 is a schematic view of a portion of the present invention;
FIG. 6 is an exploded view of a portion of the present invention;
fig. 7 is an enlarged view of the structure of fig. 3 at a according to the present invention.
Wherein, 1 outer box, 2 guide plates, 3 driving wheels, 4 through grooves, 5 thumb wheels, 6 isolation plates, 7 circular grooves, 8 circular plates, 9 inclined holes, 10 filter screens, 11 floating plates, 12 sleeves, 13 sealing plates, 14 steel balls, 15 circular holes, 16 pistons, 17 sliding rods, 18 air holes, 19 pumping cavities, 20 connecting holes and 21 plugging plates.
Detailed Description
As shown in figures 1-7, an underwater silt remover for water conservancy construction comprises an outer box 1, wherein guide plates 2 are fixedly arranged at four edge positions of the outer box 1, the guide plates 2 can be kept vertical when moving downwards, universal driving wheels 3 are fixedly arranged at four edge positions of the outer box 1, the universal driving wheels 3 are driven by independent motors and have certain waterproofness, the outer box 1 can linearly move and obliquely move, through grooves 4 are formed in the bottom ends of four surfaces of the outer box 1, the lower ends of the through grooves 4 penetrate through the outer wall of the outer box 1, the through grooves 4 are communicated with the outside and the inside of the outer box 1, shifting wheels 5 are arranged inside the through grooves 4, the shifting wheels 5 are rotatably connected with the inner wall of the through grooves 4 in the through grooves 4, the shifting wheels 5 are of a three-impeller structure, the included angle between blades of the shifting wheels 5 is one hundred twenty degrees, and the tail ends of the blades of the shifting wheels 5 are of tip structures, the thumb wheel 5 is just matched with the through groove 4, the inside of the outer box 1 is positioned above the through groove 4 and is provided with the isolation plate 6, the central position of the isolation plate 6 is provided with the circular groove 7 which is communicated up and down, the central position of the isolation plate 6 is provided with the circular plate 8, the outer wall of the circular plate 8 is fixedly connected with the inner wall of the circular groove 7, the circular plate 8 is matched with the circular groove 7, the thickness of the isolation plate 6 is larger than that of the circular plate 8, the circular plate 8 is divided into the circular grooves 7 in an up-and-down equal way, the circular plate 8 is provided with a plurality of groups of inclined holes 9, the inclined holes 9 have gradients, the inclined holes 9 penetrate through the circular plate 8 up and down, the inclined holes 9 are longitudinally and obliquely arranged, the inclined holes 9 are distributed in a circumferential array at equal intervals in the circle center of the circular plate 8, the upper end and the lower end of the isolation plate 6 are hermetically connected with the filter screens 10, a cavity is formed between the upper filter screen 10 and the lower filter screen 10 and the circular plate 8, two cavities are respectively provided with the traveling plates 11, the upper and the lower two sides of the traveling plates 11 are respectively contacted with the circular plate 8, the upper and lower surfaces of the axial center position of the circular plate 8 are both convex structures, and the loose plate 11 is positioned between the inner wall of the circular groove 7 and the convex outer wall of the circular plate 8 and matched with the two.
A sleeve 12 is arranged in the outer box 1 above the partition plate 6, a sealing plate 13 is fixedly arranged at the bottom end of the sleeve 12, the edge position of the sealing plate 13 is fixedly connected with the inner wall of the outer box 1, a cavity is formed between the sealing plate 13 and the filter screen 10 above, a plurality of steel balls 14 are arranged in the cavity, the steel balls 14 can stir up and disperse sludge when jumping, a circle of round holes 15 are arranged on the circumferential surface of the upper end of the sleeve 12, a piston 16 is arranged in the sleeve 12, the piston 16 is in sliding connection with the inner wall of the sleeve 12, a sliding rod 17 is fixedly arranged at the upper end of the piston 16, the upper end of the sliding rod 17 penetrates through the upper end of the sleeve 12, an air hole 18 communicated with the inner part of the sleeve 12 is arranged at the upper end of the sleeve 12, the diameter of the air hole 18 is smaller, larger suction force can be distributed at the position of the round hole 15, a suction cavity 19 is fixedly sleeved outside the sleeve 12, the round holes 15 are all positioned in the suction cavity 19, and the piston 16 is matched with the sleeve 12, when the piston 16 moves to the upper end of the sleeve 12, the round hole 15 is positioned below the piston 16, a connecting hole 20 is formed in the circle center position above the pumping cavity 19, a blocking plate 21 is fixedly installed at the upper end of the sliding rod 17, the blocking plate 21 corresponds to the pumping cavity 19, and the upper end of the outer box 1 seals the outer wall of the pumping cavity 19.
When the device is used, the device needs to be hoisted underwater, the guide plate 2 can enable the device to keep vertical when moving downwards, when the device is in contact with a sludge surface, the universal driving wheel 3 can drive the device to move forwards, the connecting hole 20 above the pumping cavity 19 can be used for connecting a dredging pipe, when the dredging pipe provides pumping force, sludge can enter the inner part of the outer box 1 through the through groove 4, due to huge negative pressure in the outer box 1, the entering sludge and water flow can drive the thumb wheel 5 to rotate when flowing, the thumb wheel 5 can clean some harder sludge when rotating, and can clean obstacles when the device moves forwards underwater, the sludge firstly passes through the two layers of filter screens 10 and the circular plate 8 after entering, due to the inclined hole arrangement of the circular plate 8, the sludge can rotate upwards, when the sludge has certain rotating force, the floating plate 11 between the filter screen 10 and the circular plate 8 can make circular motion, when the floating plate 11 continuously rotates along the inner wall of the circular groove 7, the sludge blocked on the filter screen 10 and the inclined holes 9 of the circular plate 8 can be scraped off and larger particles can be ground, so that the sludge can pass more smoothly, and the sludge enters the sleeve 12 after passing through the circular plate 8, the piston 16 can move upwards by drawing force, the gravity and drawing force of the piston 16 are in a balanced state, the dredging operation can be realized when the circular hole 15 is communicated with the drawing cavity 19, when the initial position is blocked by the vane, the blocking plate 21 blocks the connection hole when the air inside the top end of the sleeve 12 can be evacuated, the device loses its suction force, when the device moves forward, the blocked blade can fall off under the action of gravity, and the piston can be normally desilted after descending.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a water conservancy construction is with silt remover under water, includes outer container (1), and the equal fixed mounting in four marginal positions of outer container (1) has guide plate (2), and the equal fixed mounting in four marginal positions of outer container (1) has universal drive wheel (3), its characterized in that: the bottom ends of four surfaces of the outer box (1) are provided with through grooves (4), the lower ends of the through grooves (4) penetrate through the outer wall of the outer box (1), the through grooves (4) are communicated with the outside and the inside of the outer box (1), the inside of the through grooves (4) is provided with a shifting wheel (5), the shifting wheel (5) is rotatably connected with the inner wall of the through grooves (4) in the through grooves (4), the inside of the outer box (1) is positioned above the through grooves (4) and is provided with a separation plate (6), the central position of the separation plate (6) is provided with a circular groove (7) which is communicated up and down, the central position of the separation plate (6) is provided with a circular plate (8), the outer wall of the circular plate (8) is fixedly connected with the inner wall of the circular groove (7), a plurality of groups of inclined holes (9) are arranged on the circular plate (8), the inclined holes (9) have gradients, the inclined holes (9) penetrate through the circular plate (8) up and down, the upper end and the lower end of the separation plate (6) are hermetically connected with a filter screen (10), a cavity is formed between the upper filter screen (10) and the lower filter screen (10) and the circular plate (8), a floating plate (11) is arranged in each cavity, and the upper surface and the lower surface of each floating plate (11) are respectively contacted with the circular plate (8) and the filter screens (10);
the inner part of the outer box (1) is provided with a sleeve (12) above the isolation plate (6), the bottom end of the sleeve (12) is fixedly provided with a sealing plate (13), the edge position of the sealing plate (13) is fixedly connected with the inner wall of the outer box (1), a cavity is formed between the sealing plate (13) and the filter screen (10) above the sealing plate, a plurality of steel balls (14) are arranged in the cavity, the upper end periphery of the sleeve (12) is provided with a circle of round holes (15), the inner part of the sleeve (12) is provided with a piston (16), the piston (16) is in sliding connection with the inner wall of the sleeve (12), the upper end of the piston (16) is fixedly provided with a sliding rod (17), the upper end of the sliding rod (17) penetrates through the upper end of the sleeve (12), the upper end of the sleeve (12) is provided with air holes (18) communicated with the inner part of the sleeve, the outer part of the sleeve (12) is fixedly sleeved with a pumping cavity (19), and the round holes (15) are all positioned inside the pumping cavity (19), a connecting hole (20) is formed in the circle center position above the drawing cavity (19), a blocking plate (21) is fixedly mounted at the upper end of the sliding rod (17), the blocking plate (21) corresponds to the drawing cavity (19), and the outer wall of the drawing cavity (19) is sealed at the upper end of the outer box (1).
2. The underwater silt remover for water conservancy construction according to claim 1, wherein: the thumb wheel (5) is of a three-blade wheel structure, and the included angle between blades of the thumb wheel (5) is one hundred twenty degrees.
3. The underwater silt remover for water conservancy construction according to claim 1, wherein: the circular plate (8) is matched with the circular groove (7), the thickness of the isolation plate (6) is larger than that of the circular plate (8), and the circular groove (7) is divided into an upper part and a lower part by the circular plate (8).
4. The underwater silt remover for water conservancy construction according to claim 1, wherein: the inclined holes (9) are longitudinally and obliquely arranged, and the plurality of inclined holes (9) are distributed in an equidistant circumferential array at the circle center of the circular plate (8).
5. The underwater silt remover for water conservancy construction according to claim 1, wherein: the upper surface and the lower surface of the axis position of the circular plate (8) are both provided with a convex structure, and the loose plate (11) is positioned between the inner wall of the circular groove (7) and the convex outer wall of the circular plate (8) and matched with the circular groove and the convex outer wall.
6. The underwater silt remover for water conservancy construction according to claim 1, characterized in that: the piston (16) is matched with the sleeve (12), and when the piston (16) moves to the upper end of the sleeve (12), the round hole (15) is positioned below the piston (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210148115.XA CN114607000B (en) | 2022-02-17 | 2022-02-17 | Underwater dredging machine for water conservancy construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210148115.XA CN114607000B (en) | 2022-02-17 | 2022-02-17 | Underwater dredging machine for water conservancy construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114607000A true CN114607000A (en) | 2022-06-10 |
| CN114607000B CN114607000B (en) | 2024-03-01 |
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ID=81859434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210148115.XA Active CN114607000B (en) | 2022-02-17 | 2022-02-17 | Underwater dredging machine for water conservancy construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114607000B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120216435A1 (en) * | 2011-02-25 | 2012-08-30 | Chan-Hui Wen | Mud/sludge removing device |
| CN110512674A (en) * | 2019-08-07 | 2019-11-29 | 袁晓宇 | The training of channel sieves dredging method and equipment |
| CN112459160A (en) * | 2020-11-29 | 2021-03-09 | 冯祥龙 | A belt cleaning device for river course desilting construction |
| CN113216303A (en) * | 2021-04-26 | 2021-08-06 | 陈华锋 | Automatic dredging machine for river |
| CN214497634U (en) * | 2021-02-01 | 2021-10-26 | 安徽泰威建设工程有限公司 | Hydraulic and hydroelectric engineering is with preventing blockking up desilting device |
-
2022
- 2022-02-17 CN CN202210148115.XA patent/CN114607000B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120216435A1 (en) * | 2011-02-25 | 2012-08-30 | Chan-Hui Wen | Mud/sludge removing device |
| CN110512674A (en) * | 2019-08-07 | 2019-11-29 | 袁晓宇 | The training of channel sieves dredging method and equipment |
| CN112459160A (en) * | 2020-11-29 | 2021-03-09 | 冯祥龙 | A belt cleaning device for river course desilting construction |
| CN214497634U (en) * | 2021-02-01 | 2021-10-26 | 安徽泰威建设工程有限公司 | Hydraulic and hydroelectric engineering is with preventing blockking up desilting device |
| CN113216303A (en) * | 2021-04-26 | 2021-08-06 | 陈华锋 | Automatic dredging machine for river |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114607000B (en) | 2024-03-01 |
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Effective date of registration: 20240122 Address after: Fuling processing and Trade Center, Jingzhou Fuling science and Technology Industrial Park, Jingzhou Miao and Dong Autonomous County, Huaihua City, Hunan Province 418400 Applicant after: Huaihua kangmeiyue Information Technology Co.,Ltd. Country or region after: China Address before: 510000 6th floor, No. 8, Zhuji Road, Tianhe District, Guangzhou, Guangdong Applicant before: Li Xin Country or region before: China |
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Effective date of registration: 20240523 Address after: No. 26 Nongjing Road, Chengguan Town, Hengdong County, Hengyang City, Hunan Province, 421400 Patentee after: Zhao Jianlai Country or region after: China Patentee after: Yin Zhaocheng Patentee after: Xu Henghui Address before: Fuling processing and Trade Center, Jingzhou Fuling science and Technology Industrial Park, Jingzhou Miao and Dong Autonomous County, Huaihua City, Hunan Province 418400 Patentee before: Huaihua kangmeiyue Information Technology Co.,Ltd. Country or region before: China |