CN114561923A - Retaining dam automatically lifted by utilizing waterpower - Google Patents
Retaining dam automatically lifted by utilizing waterpower Download PDFInfo
- Publication number
- CN114561923A CN114561923A CN202210151252.9A CN202210151252A CN114561923A CN 114561923 A CN114561923 A CN 114561923A CN 202210151252 A CN202210151252 A CN 202210151252A CN 114561923 A CN114561923 A CN 114561923A
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- Prior art keywords
- gate
- fixed
- dam
- frame
- gate valve
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- 239000007788 liquid Substances 0.000 claims abstract description 53
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 20
- 238000007599 discharging Methods 0.000 claims abstract description 9
- 238000010276 construction Methods 0.000 claims abstract description 4
- 230000000903 blocking effect Effects 0.000 claims description 19
- 238000007789 sealing Methods 0.000 claims description 9
- 230000002457 bidirectional effect Effects 0.000 claims description 4
- 238000003825 pressing Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims 4
- 238000003780 insertion Methods 0.000 claims 4
- 230000000630 rising effect Effects 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000005457 optimization Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 7
- 230000003028 elevating effect Effects 0.000 description 5
- 230000001105 regulatory effect Effects 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 230000004941 influx Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02C—SHIP-LIFTING DEVICES OR MECHANISMS
- E02C1/00—Locks or dry-docks; Shaft locks, i.e. locks of which one front side is formed by a solid wall with an opening in the lower part through which the ships pass
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B7/00—Barrages or weirs; Layout, construction, methods of, or devices for, making same
- E02B7/20—Movable barrages; Lock or dry-dock gates
- E02B7/26—Vertical-lift gates
-
- 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)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Barrages (AREA)
Abstract
The invention relates to the field of water conservancy construction, in particular to a retaining dam capable of automatically lifting by utilizing water power. The descending section is close to the high liquid level, and the discharging section is close to the low liquid level; an operating platform convenient for operation is fixed in the foundation dam building body seat, and two switching flow holes for liquid flowing are formed in the operating platform; the descending intervals are communicated with each other through switching circulation holes; the discharge sections are communicated with each other through the switching circulation holes. Two combined pipeline gate valves for preventing backflow are fixed in the operating platform, and two combined pipeline gate valves are fixed on the switching circulation hole; the invention has the beneficial effect that the ship body can stably and safely pass through the high-fall section of the river channel.
Description
Technical Field
The invention relates to the field of water conservancy construction, in particular to a retaining dam automatically lifted by utilizing water power.
Background
The application of water conservancy is generally facilitated at a position with a large drop height of a river channel, a corresponding dam is built for implementing water conservancy engineering, and meanwhile, the corresponding dam is built for facilitating the passing of a ship body; the patent number is 201811206970.1 retaining dam technical field, and especially a low latitude flow direction high latitude river reach environment-friendly retaining dam is close to the unable bombing of thick ice sheet of dam body department and can cause the secondary to freeze the problem of blockking up the river course once more night to the tradition, now proposes following scheme, including the liquid level with be curved dam body, one side that the dam body is close to the liquid level is close to the top and has the extension board through the bolt fastening, and opens at the upper surface middle part of extension board has the heavy groove of ladder, the bottom joint in the heavy groove of ladder has the tapered roller bearing, the upper surface of liquid level is close to that rotating-tube department is provided with and is discoid kickboard. According to the invention, the compression rod can swing around the shaft under the driving of the cam, and one end close to the water-beating plate continuously hits the water surface, so that the water surface continuously generates waves, the liquid level close to the dam body is always dynamic, the liquid level close to the dam body is effectively prevented from being frozen, and the dam body can rapidly discharge flood when the flood needs to be discharged. But this device does not facilitate the passage of the hull through high fall river locations.
Disclosure of Invention
The invention aims to provide a retaining dam automatically lifted by utilizing waterpower, which has the beneficial effect that a ship body can stably and safely pass through a high-fall section of a river channel.
The purpose of the invention is realized by the following technical scheme:
the invention aims to provide an automatic lifting retaining dam by utilizing water power, which comprises a river coastal, a foundation dam building body seat and a plurality of gate retaining frame frames, wherein the foundation dam building body seat is arranged in the river coastal, the plurality of gate retaining frame frames are uniformly arranged in the foundation dam building body seat, and the plurality of gate retaining frame frames form a descending interval and a discharging interval on the foundation dam building body seat.
The descending section is close to the high liquid level, and the discharging section is close to the low liquid level; an operation platform convenient for operation is fixed in the foundation dam building body seat, and two switching circulation holes for liquid flow are arranged in the operation platform; the descending intervals are communicated with each other through switching circulation holes; the discharge sections are communicated with each other through the switching circulation holes.
Two combined pipeline gate valves for preventing backflow are fixed in the operating platform, and two combined pipeline gate valves are fixed on the switching circulation hole; a bidirectional guide pump for guiding flow is fixed between the two combined pipeline gate valves.
The gate blocking frame is internally fixed with a wall frame for blocking, the upper end of the gate blocking frame is fixed with an upper gate valve device for blocking, the gate blocking frame is communicated with the operating platform, the gate blocking frame and the operating platform are internally fixed with a lower limiting adjusting gate valve for adjusting liquid addition, and the adjusting gate valve longitudinally slides in the gate blocking frame in a sealing manner.
The liquid level height in the dam is effectively controlled by the temporary closed arrangement on the river channel, so that when a ship passes through the dam, the liquid level is properly reduced by diversion in cooperation with the control flow of the liquid level, the ship can stably pass through a place with a large liquid level height difference, and the ship body can stably pass through a river channel section with a large gradient; meanwhile, through the flow guide control of the pump body, liquid between a descending section and a discharging section in the dam can flow mutually, so that the liquid can be effectively regulated and controlled during drought and liquid level opening and closing, and a ship body can conveniently and quickly pass through the dam; meanwhile, the ship body can pass through the ship body by effectively matching the height of the liquid level through the control of the upper and lower gate valves, the adjustability is high, and the flow of liquid can be conveniently controlled.
Drawings
FIG. 1 is a first structural schematic view of the overall appearance of the dam of the present invention;
FIG. 2 is a second structural schematic view of the overall appearance of the dam of the present invention;
FIG. 3 is a first schematic structural view of the foundation dam base of the present invention;
FIG. 4 is a schematic structural view of the foundation dam base of the present invention;
FIG. 5 is a schematic structural view III of the foundation dam body of the present invention;
FIG. 6 is a schematic view of the structure of the dam diversion of the present invention;
FIG. 7 is a schematic structural view of the upper gate valve of the present invention;
FIG. 8 is a first schematic view of the lower limit adjustment gate valve of the present invention;
FIG. 9 is a second schematic structural view of the lower limit adjustment gate valve of the present invention;
fig. 10 is a third schematic structural view of the lower-limit regulating gate valve of the present invention.
In the figure: river riparian 1; building a dam body seat 2; a plurality of gate barrier frames 3; two inner worktables 4; an upper gate valve device 5; a lower limit adjusting gate valve 6; switching the flow-through hole 7; a combined pipeline gate valve 8; a bidirectional guide pump 9; a combined hydraulic press fixing frame 10; an upper combined hydraulic device 11; an upper shutter plate 12; the lower brake plate pushes the triangular slide block 13; pushing the pusher block 14 down; a lower gate valve hydraulic device 15; a plurality of inner thrust sliders 16; a plurality of lower pulleys 17.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in the embodiments illustrated herein,
the liquid level height in the dam is effectively controlled by the temporary closed arrangement on the river channel, so that when a ship passes through the dam, the liquid level is properly reduced by diversion in cooperation with the control flow of the liquid level, the ship can stably pass through a place with a large liquid level height difference, and the ship body can stably pass through a river channel section with a large gradient; meanwhile, through the flow guide control of the pump body, liquid between a descending section and a discharging section in the dam can flow mutually, so that the liquid can be effectively regulated and controlled during drought and liquid level opening and closing, and a ship body can conveniently and quickly pass through the dam; meanwhile, the ship body can pass through the ship body by effectively matching the height of the liquid level through the control of the upper and lower gate valves, the adjustability is high, and the flow of liquid can be conveniently controlled.
Further optimization in conjunction with the above examples:
further, the working process of the example of the automatic hydraulic elevating barrage according to fig. 1, 2, 3 and 4 is as follows:
the ship body passes through liquid which is level to a high-level river channel and then enters a descending interval of the dam body, the liquid in the descending interval is discharged after the ship body is closed by a high-level gate valve, the liquid level is reduced to be equal to the liquid level in the discharging interval, the ship body descends into the discharging interval under the control of a valve, the ship body is level to the low-level river channel through the discharging interval, the ship body is further discharged under the control of the valve which is passed by a low-level fan, the ship body can be transported to the low river channel to be discharged, and the ship body of the low river channel can be transported to the high-level river channel in the same way; through the mutual circulation of the switching circulation holes 7 in the operation table 4, the mutual flow guiding and storage of the liquid in a plurality of descending intervals can be realized, and the liquid level control device is conveniently suitable for the application of special conditions such as drought and water shortage liquid levels; the mutual flow guiding and storage between the discharge sections are the same.
Further optimization in conjunction with the above examples:
further, the operation process of the example of the automatic hydraulic elevating/lowering barrage according to fig. 1, 2, 5 and 6 is as follows:
the flow of liquid in the circulation hole 7 is convenient to switch through automatic control of electric connection on the two combined pipeline gate valves 8, and the two-way guide pump 9 is prevented from bearing overlarge pressure through the two combined pipeline gate valves 8, so that the protection effect is realized; through the use of the bidirectional guide pump 9, the liquid flows in the switching circulation hole 7 and the descending intervals at the two ends, and the application of water conservancy is effectively saved.
Further optimization in conjunction with the above examples:
further this part is according to the working process illustrated in figures 3, 4, 7 and 8 using the example of hydraulic automatic lifting barrage:
the height of the upper gate plate is determined by operating and driving the upper gate valve device 5 on the gate blocking frame 3, so that the ship body can conveniently pass through and the blocking effect is realized when the closed liquid passes through; through the height of spacing adjustment gate valve 6 under the drive adjustment in floodgate keeps off frame 3, the height that the liquid level in river course was matchd in the cooperation uses, makes things convenient for the inflow of river course liquid to add, and then makes descending interval's liquid level mutually with the river course.
Further optimization in conjunction with the above examples:
further, the upper gate valve device 5 comprises a combined hydraulic device fixing frame 10, an upper combined hydraulic device 11 and an upper gate plate 12, the combined hydraulic device fixing frame 10 is fixed at the upper end of the gate blocking frame 3, the combined hydraulic device fixing frame 10 is internally fixed with the upper combined hydraulic device 11, a hydraulic rod of the upper combined hydraulic device 11 is fixed at the upper end of the upper gate plate 12, and the upper gate plate 12 longitudinally slides in the gate blocking frame 3. The operation process of the part according to the example of the automatic lifting dam using water power shown in fig. 5, 6, 7 and 8 is: the upper gate plates 12 are driven to slide in the gate frame 3 through a plurality of hydraulic cylinders in a plurality of upper combined hydraulic devices 11, and then the driving control is carried out to block and close and control the passing of the ship body; through fore-and-aft gate valve setting, compare in the use of two doors, better control the drive, conveniently operate the consumption that saves energy.
Further optimization in conjunction with the above examples:
further, the lower end of the upper flashboard 12 is provided with a plurality of closed inserting blocks, the upper end of the lower limiting adjusting gate valve 6 is provided with a plurality of closed inserting grooves, and the closed inserting blocks are symmetrically inserted into the closed inserting grooves. The operation process of the part according to the example of the automatic lifting dam using water power shown in fig. 3, 4, 7 and 9 is: a plurality of closed slots of spacing adjustment gate valve 6 under inserting through a plurality of closed inserts of upper gate 12 lower extreme realize that the labyrinth spirals and seal, and the effectual influx that blocks river course liquid, and then will descend the liquid discharge in the interval, make the hull descend, conveniently realize sealing, it is effectual to seal.
Further optimization in conjunction with the above examples:
further lower limit adjusting gate valve 6 passes through sealed slider and slides in floodgate keeps off a frame 3, and floodgate keeps off and is provided with a plurality of water conservancy diversion holes intercommunication decline interval in the frame 3. The operation process of the part according to the example of the automatic lifting dam using water power shown in fig. 3, 4, 7 and 9 is: through the vertical slip of lower spacing adjustment gate valve 6 in floodgate keeps off a frame 3, conveniently control the interpolation of the inflow of river course liquid, through the slip sealing member that uses the graphite laminating, realize sealed setting when convenient gliding, the liquid that will correspond inflow and easy storage simultaneously through a plurality of water conservancy diversion holes is led and is flowed out, prevents to pile up.
Further optimization in conjunction with the above examples:
the lower end of the lower limit adjusting gate valve 6 is in a slope shape, and the lower end of the lower limit adjusting gate valve 6 is in limit sliding connection with the outer slope surface of a lower gate plate propelling triangular sliding block 13 for propelling lifting; the inner slope of the lower gate plate propelling triangular slide block 13 slides on the slope of a lower pushing block 14 for propelling in a limiting way, and the lower pushing block 14 is fixed on a propelling rod of a lower gate valve hydraulic press 15. The working process of this part according to the example of the hydraulic automatic elevating barrage shown in fig. 4, 8, 9 and 10 is: through the drive control of the lower gate valve hydraulic device 15, the pushing block 14 is further pressed downwards, the lower gate plate is pushed to move transversely through the slope sliding arrangement, the lower limit adjusting gate valve 6 is further pressed upwards, and the river channel liquid level is controlled to be flat and liquid is added.
Further optimization in conjunction with the above examples:
further, the lower limit adjusting gate valve 6 is connected with the lower gate plate pushing triangular slide block 13 in a limiting and sliding manner through a plurality of inner pushing slide blocks 16, the inner pushing slide blocks 16 are all fixed on the slope surface of the lower gate plate pushing triangular slide block 13 and slide in the lower limit adjusting gate valve 6, and a rotating wheel is arranged in each inner pushing slide block 16; the sliding connection structure between the lower shutter pushing cam slider 13 and the lower pressing pushing block 14 is the same as the connection structure between the lower limit adjustment gate valve 6 and the lower shutter pushing cam slider 13. The operation of this part according to the example of the operation of the hydraulic automatic elevating barrage shown in fig. 4, 8, 9 and 10 is: through the arrangement of the plurality of inner propulsion sliding blocks 16, the film materials propelled by the upper flashboard 12, the lower flashboard propulsion triangular sliding block 13 and the lower push propulsion block 14 slope blocks are effectively reduced, the resistance is reduced, and efficient propulsion control is realized.
Further optimization in conjunction with the above examples:
further, a plurality of lower pulleys 17 are fixed at the lower end of the lower gate plate propelling triangular sliding block 13, and the lower gate plate propelling triangular sliding block 13 slides in the capital dam body seat 2 and the gate blocking frame 3 through the lower pulleys 17. The operation of this part according to the example of the operation of the hydraulic automatic elevating barrage shown in fig. 4, 8, 9 and 10 is: through the setting of a plurality of lower pulleys 17, the resistance when the gate board impels the triangle slider 13 to effectively reduce the translation of the low gate board impels the triangle slider 13 realizes stable drive simultaneously, and high-efficient driven time, the setting that cooperates a plurality of interior impels slider 16 makes to impel more stable.
Claims (10)
1. Utilize water conservancy automatic rising retaining dam, including river coastal (1), capital construction dam body foundation (2) and a plurality of floodgate flange frame (3), its characterized in that: a foundation dam body seat (2) is arranged in the river coastal (1), a plurality of gate retaining frame frames (3) are uniformly arranged in the foundation dam body seat (2), and the gate retaining frame frames (3) form a descending interval and a discharging interval on the foundation dam body seat (2).
2. The hydraulic automatic lifting barrage as claimed in claim 1, wherein the descending section is near a high liquid level and the discharge section is near a low liquid level; an operation table (4) convenient for operation is fixed in the foundation dam body seat (2), and two switching circulation holes (7) for liquid flowing are arranged in the operation table (4); the descending intervals are communicated with each other through a switching circulation hole (7); the discharge sections are communicated with each other through switching flow holes (7).
3. The dam automatically lifted by water power according to claim 2, wherein two combined pipeline gate valves (8) for preventing backflow are fixed in the operation platform (4), and two combined pipeline gate valves (8) are fixed on the switching circulation hole (7); a bidirectional guide pump (9) for guiding flow is fixed between the two combined pipeline gate valves (8).
4. The dam automatically lifted by water power according to claim 1, wherein a wall frame for blocking is fixed in the gate blocking frame (3), an upper gate valve device (5) for blocking is fixed at the upper end of the gate blocking frame (3), the gate blocking frame (3) is communicated with the operation table (4), a lower limit adjusting gate valve (6) for adjusting liquid addition is fixed in the gate blocking frame (3) and the operation table (4), and the adjusting gate valve (6) longitudinally slides in the gate blocking frame (3) in a sealing manner.
5. The dam automatically lifted by using hydraulic power according to claim 3, wherein the upper gate valve means (5) comprises a combined hydraulic press fixing frame (10), an upper combined hydraulic press (11) and an upper gate plate (12), the combined hydraulic press fixing frame (10) is fixed on the upper end of the gate retainer frame (3), the combined hydraulic press fixing frame (10) is internally fixed with the upper combined hydraulic press (11), a hydraulic rod of the upper combined hydraulic press (11) is fixed on the upper end of the upper gate plate (12), and the upper gate plate (12) longitudinally slides in the gate retainer frame (3).
6. The dam automatically lifted by using hydraulic power as claimed in claim 5, wherein the upper gate plate (12) is provided at its lower end with a plurality of sealing insertion blocks, and the lower limit adjusting gate valve (6) is provided at its upper end with a plurality of sealing insertion slots, the sealing insertion blocks being symmetrically inserted into the sealing insertion slots.
7. The dam automatically lifted by using hydraulic power as claimed in claim 4, wherein the lower-limit adjustment gate valve (6) is slid in the gate stopper frame (3) by a sealing slider, and a plurality of guide holes are provided in the gate stopper frame (3) to communicate with the descending section.
8. The dam automatically lifted by water power according to claim 7, wherein the lower end of the lower limit adjusting gate valve (6) is slope-shaped, and the lower end of the lower limit adjusting gate valve (6) is limit-slidably connected to the outer slope of the lower gate plate pushing triangular slide block (13) for pushing lifting; the inner slope surface of the lower gate plate propelling triangular sliding block (13) slides in a limiting manner on the slope surface of a pushing block (14) for propelling, and the pushing block (14) is fixed on a propelling rod of a lower gate valve hydraulic press (15).
9. The dam using hydraulic power for automatic lifting and lowering according to claim 8, wherein the lower limit adjusting gate valve (6) and the lower gate plate pushing triangular slide block (13) are in limit sliding connection through a plurality of inner pushing slide blocks (16), the plurality of inner pushing slide blocks (16) are all fixed at the sloping surface of the lower gate plate pushing triangular slide block (13) and slide in the lower limit adjusting gate valve (6), and a rotating wheel is arranged in each inner pushing slide block (16); the sliding connection structure between the lower flashboard propelling triangular sliding block (13) and the lower pressing propelling block (14) is the same as the connection between the lower limit adjusting gate valve (6) and the lower flashboard propelling triangular sliding block (13).
10. The hydraulic automatic lifting barrage according to claim 9, wherein the lower end of the lower gate plate pushing triangular sliding block (13) is fixed with a plurality of lower pulleys (17), and the lower gate plate pushing triangular sliding block (13) slides in the capital construction dam body base (2) and the gate retainer frame (3) through the lower pulleys (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210151252.9A CN114561923A (en) | 2022-02-16 | 2022-02-16 | Retaining dam automatically lifted by utilizing waterpower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210151252.9A CN114561923A (en) | 2022-02-16 | 2022-02-16 | Retaining dam automatically lifted by utilizing waterpower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114561923A true CN114561923A (en) | 2022-05-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210151252.9A Pending CN114561923A (en) | 2022-02-16 | 2022-02-16 | Retaining dam automatically lifted by utilizing waterpower |
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| Country | Link |
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| CN (1) | CN114561923A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101100847A (en) * | 2007-07-10 | 2008-01-09 | 王德钰 | Spare water-blocking dam for segment fixation hole and seam leakage flashboard detachable automatic alarm switch gate |
| CN101644044A (en) * | 2008-08-06 | 2010-02-10 | 李泉洞 | Ship case-free ship lift and parallel ship locks |
| CN207405587U (en) * | 2017-09-22 | 2018-05-25 | 汪建伟 | A kind of environmental-protection water conservancy gate of cloud control |
| CN109183724A (en) * | 2018-10-17 | 2019-01-11 | 张小皎 | A kind of low latitudes flows to high latitude section environment-friendly type retaining dam |
| CN110468792A (en) * | 2019-08-21 | 2019-11-19 | 河北省水利水电勘测设计研究院 | A kind of not silting ecological permeable dam and its method of construction |
| CN215593906U (en) * | 2021-05-24 | 2022-01-21 | 上海市水利工程设计研究院有限公司 | Retaining dam structure regulated and controlled by gate valve |
-
2022
- 2022-02-16 CN CN202210151252.9A patent/CN114561923A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101100847A (en) * | 2007-07-10 | 2008-01-09 | 王德钰 | Spare water-blocking dam for segment fixation hole and seam leakage flashboard detachable automatic alarm switch gate |
| CN101644044A (en) * | 2008-08-06 | 2010-02-10 | 李泉洞 | Ship case-free ship lift and parallel ship locks |
| CN207405587U (en) * | 2017-09-22 | 2018-05-25 | 汪建伟 | A kind of environmental-protection water conservancy gate of cloud control |
| CN109183724A (en) * | 2018-10-17 | 2019-01-11 | 张小皎 | A kind of low latitudes flows to high latitude section environment-friendly type retaining dam |
| CN110468792A (en) * | 2019-08-21 | 2019-11-19 | 河北省水利水电勘测设计研究院 | A kind of not silting ecological permeable dam and its method of construction |
| CN215593906U (en) * | 2021-05-24 | 2022-01-21 | 上海市水利工程设计研究院有限公司 | Retaining dam structure regulated and controlled by gate valve |
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Inventor after: Guo Fengchun Inventor after: Zhong Fatong Inventor after: Wang Qiongya Inventor after: Cao Hong Inventor before: Cao Hong |